Rapid circulation producing method of track slabs

The invention discloses a rapid circulation producing method for track slabs, belonging to the technical field of track slab manufacture and comprising the process steps of establishing a steel reinforcement framework, inserting the framework in a die, installing anchor pockets, anchor backing plates and embedded parts, casting and vibrating concrete, plastering, conserving, hoisting and the like. By the invention, the production efficiency of the track slab is improved, one production circulation can be realized within 12h, and the track slab yield is high.

Emulsification asphalt cement mortar for orbit and preparing method and use thereof

Submarine cable landing section distributed temperature-air pressure comprehensive monitoring device

The invention discloses a submarine cable landing section distributed temperature-air pressure comprehensive monitoring device, which comprises a first temperature air pressure monitoring unit, a second temperature air pressure monitoring unit, a third temperature air pressure monitoring unit and a fourth temperature air pressure monitoring unit, and is characterized in that the first temperature air pressure monitoring unit is arranged at the 1/8 length position of a submarine cable landing section; the second temperature and air pressure monitoring unit is arranged at the 3/8 length of the submarine cable landing section; the third temperature and air pressure monitoring unit is arranged at the 5/8 length position of the submarine cable landing section; the fourth temperature and air pressure monitoring unit is arranged at the 7/8 length position of the submarine cable landing section, and the first temperature and air pressure monitoring unit, the second temperature and air pressure ...

Printing quality visual inspection system

The invention discloses a printing quality visual inspection system. The printing quality visual inspection system comprises an industrial personal computer 1 and ancillary facilities of the industrial personal computer 1. The industrial personal computer 1 is electrically connected with an image acquisition unit 3 through a signal transmission unit 2, and the image acquisition unit is formed by combining an industrial camera 4, an optical lens 5, an image acquisition processing card 6 and a two-dimensional defect inspection light source 7 together. The printing quality visual inspection system has the advantages of being free of contact and high in inspection accuracy.

Easement curve type post-tensioned prestressing longitudinally-connected track slab mould

The invention discloses an easement curve type post-tensioned prestressing longitudinally-connected track slab mould, belonging to the technical field of a cushion cap type track slab mould. The mould comprises a bottom module, a side module which can be detachably connected with the two sides of the bottom mould, and an end module which can be detachably connected with the two ends of the bottom mould, wherein the side module can be detachably connected with the end mould; the inner cavity of a space formed by the assembly of the bottom mould, the side mould and the end mould is matched with the shape of the outer part of the longitudinally-connected track slab; and the bottom mould can be detachably connected with two rows of adjustable track support groove moulds corresponding to the positions of the two rows of cushion caps of the longitudinally-connected track slab. The mould can adjust the frame of the track support groove as required to be adapted to the requirement that the position ...

MULTIFUNCTIONAL AUTOMATIC QUALITY INSPECTION MACHINE AND CONTROL METHOD THEREOF

The present invention has disclosed a multifunctional automatic quality inspection machine and a control method thereof. The machine comprises a frame, an unrolling device provided at the frame, an inspection mechanism, a button operating platform, a slitting mechanism, a main controller, a display device, and a rolling device; a paper movement route is provided between the unrolling device and the rolling device; the inspection mechanism and the display device are respectively electrically connected to the main controller; the rolling device includes a first rolling airshaft, a second rolling airshaft, and a rolling drive device; the first rolling airshaft and the second rolling airshaft are provided on the rolling drive device; the first rolling airshaft and the second rolling airshaft swap their positions via the rolling drive device. The machine has a number of functions including automatic unrolling, high inspection precision, discharging waste materials, splitting and quick rolling. 1. A multifunctional automatic quality inspection machine , wherein it comprises a frame , an unrolling device provided at the frame , an inspection mechanism , a button operating platform for removing a defective roll-type printing product , a slitting mechanism , a main controller , a display device , and a rolling device; a paper movement route is provided between the unrolling device and the rolling device; the inspection mechanism , the button operating platform , and the slitting mechanism are provided at the paper movement route along a paper movement direction; a number of guiding rollers are provided along the paper movement route;the inspection mechanism includes a camera for photographing a roll-type printing product, a light source for assisting the camera, and a case; the camera and the light source are provided in the case; the case and the paper movement route correspond to each other; the inspection mechanism and the display device are respectively electrically ...

Metal sheet adsorption jig

The invention provides a metal sheet adsorption jig which is suitable for laser drilling of metal sheets and comprises a jig body, the jig body is provided with an adsorption plane, a first negative pressure cavity is formed in the jig body, and the adsorption plane is provided with a product adsorption area corresponding to the first negative pressure cavity. A plurality of product adsorption holes communicated with the first negative pressure cavity are formed in the product adsorption area, and a clearance groove is formed in the product adsorption area; the jig body is provided with a pressure relief channel, one end of the pressure relief channel extends to be communicated with the clearance groove, and the other end of the pressure relief channel extends out of the jig body to be communicated with external air pressure, so that metal sheets are prevented from being burnt due to re-reflection of laser, and material deformation of the metal sheets in the adsorption process is avoided ...

Quality control method for producing petroleum sodium sulfonate

A quality control method for preparing sodium petrosulfonate used in tertiary oil extraction includes processing silica gel through immersing in dilute hydrochloric acid, washing in water, suction filtration, baking, activating and cooling, loading the processed silica gel in glass chromatographic column, loading the sodium petrosulfonate in it, and leaching with leaching liquid. Its advantages include simple process and high safety.

Monitoring device for preventing passing ship from damaging submarine cable

The invention relates to a monitoring device for preventing a passing ship from damaging a submarine cable. The monitoring device comprises that: a warning region (2) is set on a set region of the submarine cable (4), and a warning device (3) is arranged in the warning region (2); a remote control monitoring device (7) is arranged in the warning region (2); a control part is used for controlling dynamic information of the passing ship (1) which is acquired by the remote control monitoring device (7); a video display (5) can display an electronic chart; and the control part is connected with an alarm device capable of automatically warning when the passing ship (1) drives into the warning region (2) at a speed lower than a set value or stays in the warning region (2). The monitoring device has the advantages that: operators in front of a computer indoors can know the current running conditions of the submarine cable and the warning device and basic information and running conditions of the ...

Shear device of longitudinal connection type track slab end die

The invention discloses a longitudinal connection type track slab end die shear device which is arranged on a bumping. The longitudinal connection type track slab end die provided with the shear device comprises the longitudinal connection type track slab end die, wherein the end die is provided with a projection for molding a recess on the longitudinal connection type track slab end part, and the shear device is arranged on the projection of the end die; the shear device comprises a connecting plate, one side of the connecting plate is fixedly connected with an embedded steel bar, the other side of the connecting plate is fixedly connected with a shear plate, the connecting plate is detachably connected with the track slab end die and the shear plate passes through the projection of the end die and extends out of the end die; and at least one surface of the shear plate is provided with teeth, the tooth-groove direction of the teeth is vertical to the connecting plate and the shear plate ...

Curve type track slab with shoulder

The invention discloses a curve type track slab with shoulder, belonging to the track slab technical field. The track slab comprises a track slab body, the end part of the track slab body is provided with a groove, the two rows of track-bearing table boards with shoulders are provided with track bottom slope of 1:38-42; the central line of two rows of embedded sleeves arranged on each track-bearing table with shoulder is in curve distribution along the horizontal direction of the track slab body, the horizontal projections of the curve and the central curve of steel rail are concentric circle curves. The invention can deviate the track-bearing table with shoulder along the width and height directions of the track slab according to design requirement, so as to meet the requirement of physical space line shape of track.

Control method, device and equipment for degradation of pilotless automobile and medium

According to the driverless car degradation control method and device, the equipment and the medium provided by the embodiment of the invention, the minimum network index is calculated by monitoring the road scene data and the weather state data outside the driverless car in real time; the minimum network index is a minimum value of a network index capable of satisfying unmanned driving in an environment state indicated by the road scene data and the weather state data, calculating a real-time network index value through the detected wireless communication network data, and judging whether to degrade or not according to the minimum network index and the real-time network index value. And when the real-time network index value is smaller than the minimum network index, determining that the automatic driving level of the vehicle is reduced. According to the scheme, the real-time network index value calculated according to the wireless communication network data is smaller than the minimum ...

QoS (quality of service) strategy executing method and device

The invention discloses a QoS (quality of service) strategy executing method and device, and relates to the technical field of communication. The method and the device are used for solving the problem of low QoS strategy executing efficiency in the prior art. According to the technical scheme provided by the invention, flow labels in IPv6 data messages to be sent are obtained, and in addition, a QoS strategy corresponding to the IPv6 data messages to be sent is executed according to the flow labels. The embodiment of the invention is mainly applied to the execution flow process of the QoS strategy.

Two-dimensional adjustable shoulder-free rail-bearing groove die

The invention discloses a two-dimensional adjustable shoulder-free rail-bearing groove die and belongs to the technical field of rail-bearing grooves. The two-dimensional adjustable shoulder-free rail-bearing groove die comprises a rail-bearing groove core and a rail-bearing groove frame, wherein the shape of an inner cavity of the rail-bearing groove core is matched with that of a shoulder-free bearing platform of a track plate; the outside of the rail-bearing groove core is connected with the rail-bearing groove frame, the rail-bearing groove frame is connected to a transverse reconditioner, the bottom of the rail-bearing groove is connected to a height reconditioner, the height reconditioner includes a height reconditioning block of which the lower two sides are provided with slopes; an upper end of the height reconditioning block is provided with a chute which clamps the bottom of the rail-bearing groove core and a fixture block of which the bottom is connected through a slide rail; ...

Quality control method for producing petroleum sodium sulfonate

Bottom forming machine for portable paper bags

The invention relates to a machine for producing handbags with bottom clamps in a full automation way, in particular to a bottom forming machine for portable paper bags. The bottom forming machine comprises a frame, a handbag conveying mechanism, an adhesive spraying mechanism and a bottom turning mechanism, wherein the handbag conveying mechanism, the adhesive spraying mechanism and the bottom turning mechanism are arranged on the frame. The bottom forming machine is characterized in that a bottom port opening mechanism, a bottom clamp placing mechanism and a bottom port smoothing mechanism are arranged on the frame in a handbag conveying direction in front of the adhesive spraying mechanism; the bottom port opening mechanism comprises a guide slot formed above a conveyor belt, the guide slot is arranged in a paper bag bottom feeding direction, and the guide slot is formed by an inner guide plate and an inner guide plate; the outer plate is arranged on the frame, the inner guide plate ...

Slab manufacture quality monitoring pre-warning system package device

The invention discloses a slab manufacture quality monitoring pre-warning system package device, and relates to the technical field of quality monitoring pre-warning. The device comprises a database unit, as well as a data collection unit and a pre-warning report unit which are connected with the database unit, wherein the data collection unit is used for collecting each quality monitoring parameter in a slab producing process, and transmitting the quality monitoring parameter to the database unit; and the database unit is used for determining whether the quality monitoring parameter exceeds the threshold of a standard design parameter, and transmitting the quality monitoring parameter to the pre-warning report unit if the quality monitoring parameter exceeds the threshold of the standard design parameter. By utilizing the device, real-time dynamic monitoring of the slab manufacture process and timely quality pre-warning are realized for the first time in the slab precise manufacture industry ...

PCD cutter machining device

The utility model relates to a processing device of a PCD cutter, the processing device of the PCD cutter comprises a platform motion module, a clamping and positioning mechanism, a laser system and a CCD identification and positioning system, the clamping and positioning mechanism is arranged on the platform motion module and is provided with at least one assembling groove for clamping and positioning at least one PCD cutter; the laser system is arranged to be used for emitting laser beams; the CCD identification and positioning system is arranged on the laser system and can be in communication connection with the platform motion module, and the CCD identification and positioning system can identify the position of the PCD cutter and control the movement of the platform motion module according to the relative distance between the CCD identification and positioning system and the laser system; therefore, the clamping and positioning mechanism arranged on the platform motion module is moved ...

Novel torque limiting valve and hydraulic-control torque limiting system with novel torque limiting valve

The invention discloses a novel torque limiting valve and a hydraulic-control torque limiting system with the novel torque limiting valve. The novel torque limiting valve and hydraulic-control torque limiting system with the novel torque limiting valve comprises a torque limiting unloading valve and a torque limiting control valve. A control oil port of the torque limiting unloading valve is communicated with a control oil port of the torque limiting control valve. A first oil port of the torque limiting unloading valve and a second oil port of the torque limiting unloading valve are communicated with a first derricking cylinder through a one-way balance valve. A third oil port of the torque limiting unloading valve and a fourth oil port of the torque limiting unloading valve are communicated with a second derricking cylinder through a first bidirectional balance valve. A fifth oil port of the torque limiting unloading valve is communicated with a telescopic cylinder through a second bidirectional ...

Shearing device applied to longitudinal-connecting type track slab

The invention discloses a shearing device applied to a longitudinal-connecting type track slab, belonging to the technical field of the shearing device embedded at the end part of the longitudinal-connecting type track slab. The shearing device comprises a connecting plate; one side of the connecting plate is fixedly connected with an embedded steel bar, and the other side thereof is fixedly connected with a shearing plate; at least one surface of the shearing plate is provided with teeth; the direction of a teeth slot of the teeth is vertical to the connecting plate; and the shearing plate is also provided with at least one connecting hole. The shearing device can guarantee that the shearing stress of the longitudinal-connecting type track slab on a road bed is effectively transferred and dispersed on an adjacent track slab, thus effectively reducing the function of alternating stress formed by a train wheel pair to the track slab end, and preventing the track slab end from being broken ...

Process for producing petroleum sodium sulfonate product

Two to five kinds of petroleum sodium sulfonate product are sorted bypolarity sizes according to their weight percentage contents of sodium disulfate and sodium disulfnonate + sodium sulfonate. Then,two or three kinds of petroleum sodium sulfonate with different polarities are re-compounded to obtain effective and cheap petroleum sodium sulfonate product for tertiary oil recovery.

Wafer test system and test method

The invention discloses a wafer test system and method, and the system comprises a signal source which is used for providing a test signal; the switching circuit is provided with a first input end and N first output ends, the first input end is used for receiving a test control signal, the switching circuit is used for sequentially transmitting the test signal to the N first output ends under the control of the test control signal, and N is a positive integer greater than 1; the probe module is provided with N second input ends and N probes, the N second input ends are connected with the N first output ends in a one-to-one correspondence mode, the N probes are connected with the N second input ends in a one-to-one correspondence mode, and the N probes are used for being electrically connected with N wafers on the wafer to be detected in a one-to-one correspondence mode. According to the technical scheme, the number of moving times of the wafer can be reduced, so that the time spent on moving ...

Easement curve type post-tensioned prestressing longitudinally-connected track slab mould

The invention discloses an easement curve type post-tensioned prestressing longitudinally-connected track slab mould, belonging to the technical field of a cushion cap type track slab mould. The mould comprises a bottom module, a side module which can be detachably connected with the two sides of the bottom mould, and an end module which can be detachably connected with the two ends of the bottommould, wherein the side module can be detachably connected with the end mould; the inner cavity of a space formed by the assembly of the bottom mould, the side mould and the end mould is matched withthe shape of the outer part of the longitudinally-connected track slab; and the bottom mould can be detachably connected with two rows of adjustable track support groove moulds corresponding to the positions of the two rows of cushion caps of the longitudinally-connected track slab. The mould can adjust the frame of the track support groove as required to be adapted to the requirement that the position ...

Data transmission performance determination method, system and device and storage medium

The invention discloses a data transmission performance determination method, system and device, and a storage medium, relates to the technical field of communication, and is used for improving the accuracy and efficiency of determining the transmission performance of a terminal device. The method comprises the following steps: constructing a virtual traffic scene comprising a plurality of first terminal devices and at least one second terminal device based on a traffic simulator; acquiring a plurality of target data packets sent between the plurality of first terminal devices and the at least one second terminal device from the traffic simulator; calculating signal fading corresponding to each first terminal device through a preset target channel model based on the information included in the plurality of target data packets, and adding the signal fading corresponding to each first terminal device to the corresponding target data packet; sending a plurality of target data packets to a ...

Extra high pressure system for realizing hydraulic forming of pipes in fluctuated loading

The utility model relates to an extra high pressure system for hydraulic forming of pipes in fluctuated loading, which is applicable to hydraulic forming of pipes in fluctuated loading and can overcome shortcomings that sealing effect of the pipes is poor, forming pressure is insufficient, hydraulic oil is easy to be polluted and wasted, forming efficiency is low, fluctuated loading cannot be realized, and the like. The extra high pressure system for hydraulic forming of the pipes in fluctuated loading mainly consists of a horizontal cylinder propulsion system, an emulsion filling system, an extra high pressure boosting system and an industrial personal computer control system. The horizontal cylinder propulsion system is mainly used for feeding two horizontal side propulsion cylinders and sealing the pipes, the emulsion filling system is mainly used for filling emulsion into the pipes and exhausting gas in the pipes, the extra high pressure boosting system outputs extra high pressure oil ...

Design method and construction method of retaining wall containing waste concrete blocks and retaining wall

The invention belongs to the technical field of gravity retaining walls, and relates to a design method and a construction method of a retaining wall containing waste concrete blocks and the retaining wall. The wall body is formed by building waste concrete blocks and concrete materials together. The waste concrete blocks account for 10%-60% of the volume of the gravity retaining wall body; the requirements for the strength and durability of the section of the wall body are met through newly-poured concrete materials of the retaining wall body, the requirement for the stability of the wall body is met through the newly-poured concrete materials of the wall body and the dead weight of the waste concrete blocks, according to preliminary estimation, the volume ratio of the waste concrete can reach 30% or above, waste can be effectively utilized, and resource waste is avoided; the waste concrete blocks can be conveniently obtained from the channel, construction waste in road engineering and ...

Multifunctional automatic quality inspection machine and control method thereof

The present invention has disclosed a multifunctional automatic quality inspection machine and a control method thereof. The machine comprises a frame, an unrolling device provided at the frame, an inspection mechanism, a button operating platform, a slitting mechanism, a main controller, a display device, and a rolling device; a paper movement route is provided between the unrolling device and the rolling device; the inspection mechanism and the display device are respectively electrically connected to the main controller; the rolling device includes a first rolling airshaft, a second rolling airshaft, and a rolling drive device; the first rolling airshaft and the second rolling airshaft are provided on the rolling drive device; the first rolling airshaft and the second rolling airshaft swap their positions via the rolling drive device. The machine has a number of functions including automatic unrolling, high inspection precision, discharging waste materials, splitting and quick rolling ...

Double-cylinder amplitude-variable hydraulic control system for dual-side lateral crane

The invention discloses a double-cylinder amplitude-variable hydraulic control system for a dual-side lateral crane. The double-cylinder amplitude-variable hydraulic control system comprises an amplitude-variable control link (1), a shuttle valve (2), a bidirectional balance valve (3), a first hydraulic control one-way valve (4-1), a second hydraulic control one-way valve (4-2), a third hydraulic control one-way valve (4-3), a fourth hydraulic control one-way valve (4-4) and a switch valve (5), wherein the amplitude-variable control link (1) is connected with the bidirectional balance valve (3) through the shuttle valve (2); the first hydraulic control one-way valve (4-1), the second hydraulic control one-way valve (4-2), the third hydraulic control one-way valve (4-3) and the fourth hydraulic control one-way valve (4-4) are connected with the bidirectional balance valve (3) and are connected with the shuttle valve (2) through the switch valve (5). The double-cylinder amplitude-variable ...

Cable inclination angle measuring device

The invention discloses a cable inclination angle measuring device, belongs to the technical field of cable erection measuring devices, and aims to solve the problems that the existing pendulum bob inclination angle measurement is easy to be affected by environmental factors and self-swinging of the pendulum bob, the measurement precision is influenced, and various measurements cannot be carried out according to use scene requirements. The inclination angle measuring device comprises a first measuring frame and a second measuring frame which are vertically installed in a sliding mode, at least two leveling level bubbles are arranged on the top of the first measuring frame, and sliding clamping parts capable of horizontally and vertically sliding are installed on the first measuring frame and the second measuring frame respectively. The cable of the measuring section is clamped; a measuring part is installed on one side of the top of the second measuring frame and comprises two range finders ...

X -ray detects machine

The utility model discloses a X -ray detects machine, pass through including material loading district, detection zone, letter sorting district transport mechanism connects gradually, and the fixing device in material loading district will detect fix on transport mechanism, and the X -ray detection device of detection zone detects detecting the product, and the decision maker judges whether detect the product satisfies requirements for quality, and the sorting device in letter sorting district is according to the result of judging of decision maker, and when the NG product appears, sorting device detects the product with NG and sorts, makes unqualified product can not get into next process, improvement work efficiency, the mass production of being convenient for.

3D engraving system and method based on laser etching

The 3D engraving system comprises a laser device, a beam expanding lens, a 3D galvanometer and a telecentric field lens which are sequentially arranged from the far end to the near end, the laser device is used for outputting laser, the beam expanding lens is used for adjusting the size of a light spot input into the 3D galvanometer by the laser device, a 3D graphics processor is further arranged in the 3D galvanometer, and the telecentric field lens is used for adjusting the size of the light spot input into the 3D galvanometer by the laser device. The 3D graphics processor is used for slicing an input 3D model diagram, and the 3D galvanometer is used for projecting etching laser to a target position of a workpiece to be engraved according to a processing result of the 3D graphics processor; the projection breadth m of the telecentric field lens meets the following condition: m is greater than or equal to 200mm * 200mm; according to the 3D engraving system, the 3D galvanometer and the ...

Tar slag separation recycling system

The invention provides a tar slag separation recycling system which comprises a tar slag collecting groove, a first delivery pump, a centrifuge, a slag collecting groove, an oil and water collecting groove, a second delivery pump, an oil-water separator, a wastewater groove and an oil groove. Separation effect of tar slag with tar and water is improved due to high solid-liquid separation capability of the filter-type centrifuge, recycling rate of the tar slag and the tar is increased, and quality of the tar slag and the tar is improved. The tar slag and the tar which are separated can be utilized in production, and good environment-friendly benefit and social benefit are generated. The separation recycling system is automatic in feeding and discharging, simple in structure, easy to manufacture, few in personnel involved and easy to regulate and control.

A frame of underwater robot receive and releases system

The utility model provides a frame of underwater robot receive and releases system, it includes: the bed frame, it has the chassis and connects the left side frame and the right side frame of chassis both sides, be provided with the winch on the chassis, the A frame, it is rotationally connected on the frame of left side, the pneumatic cylinder frame, it is connected a frame with between the frame of left side, the pneumatic cylinder frame has the lug board, the lug board is connected a frame with the one end that the left side frame is connected, be connected with on hydraulic cylinders and lower pneumatic cylinder on the lug board, on hydraulic cylinders with the A frame links to each other, down the pneumatic cylinder with the left side frame links to each other. The utility model discloses a frame of underwater robot receive and releases system can realize receiving and releasing the underwater robot to this A frame receive and releases the system and goes into to show the increase ...

Submarine cable fault positioning method based on DAS and hydrophone array

The invention discloses a submarine cable fault positioning method based on a DAS and a hydrophone array. The method comprises the following steps: the sensing unit receives a frequency sweep sound signal to generate an initial backward Rayleigh scattering interference signal; transmitting to a DAS to demodulate and output an initial demodulated sound signal; performing cross-correlation to obtain propagation travel time; constructing a TDOA equation set, and obtaining the position of the sensing unit; the overall position positioning of the submarine photoelectric composite cable is repeatedly realized; when an insulation fault occurs, a cable insulation breakdown signal is excited at the insulation fault; the hydrophone array receives the cable insulation breakdown signal, and the position of the cable insulation breakdown signal is obtained by cross-correlation to obtain propagation time; and selecting a final positioning position to realize the positioning of the insulation fault. According ...

Mould for bidirectional adjustable rail supporting groove without bumping shoulder

The invention discloses a mould for bidirectional adjustable rail supporting groove without bumping shoulder, which belongs to the technology field of the rail supporting groove on the bottom template of the bearing platform type frame rail board mold. The invention comprises a rail supporting groove core and a rail supporting groove frame connected to the outside of the rail supporting groove core, the internal shape of the rail supporting groove core matches with the shape of a bearing platform without bumping shoulder, the rail supporting groove core is provided with a pair of mounting holes corresponding to a pre-buried sleeve on the bearing platform without bumping shoulder, a side plate of the rail supporting groove frame is connected with a longitudinal adjusting mechanism, and thebottom of the rail supporting groove core is connected with a height adjusting mechanism. The invention can adjust the rail supporting groove frame, in order to meet the requirements that a transition curve ...

Hydraulic control system of side loading and unloading crane

The invention discloses a hydraulic control system of a side loading and unloading crane. The hydraulic control system comprises a double-discharge hydraulic pump (2), wherein the double-discharge hydraulic pump (2) is connected with an engine (1), consists of a hydraulic pump I (2-1) and a hydraulic pump II (2-2), and is connected with a multi-way directional control valve (5) through a load adaptive convergence valve (3), and the multi-way directional control valve (5) is connected with executing mechanisms (9). The hydraulic control system disclosed by the invention has the advantages that the switching of action speeds of the executing mechanisms of the crane can be realized under different load pressures, the maximum output power of the engine can be reduced and the system cost and the system heat amount are reduced; without need of an independent electric control system, the maximum output power and the speed switching of the engine in the whole operation process can be reduced only ...

Side stevedoring crane hydraulic control system

The utility model discloses a side stevedoring crane hydraulic control system, include the double volume hydraulic pump of being connected with engine (1) (2) by two (2 -2) of hydraulic pump no. 1 (2 -1) and hydraulic pump constitution, hydraulic pump (2) are connected with multiple directional control valve (5) through load self -adaptation confluence valve (3), actuating mechanism (9) is connected in multiple directional control valve (5). The utility model discloses can can realize switching hoist actuating mechanism speed of action under different load pressures, reduce the maximum output power of engine, lowering system cost and system's calorific capacity, not needing to adopt alone electric control system, only relying on load self -adaptation confluence valve can reduce the engine and switch in the maximum output power and the speed of whole operation in -process, the system is simple, reliable, can delivery system maximum working pressure, further carry out accurate control to ...

Rail line shielding ceiling structure capable of being opened and closed and construction method thereof

The invention relates to a rail line shielding ceiling structure capable of being opened and closed and a construction method thereof, a shielding ceiling capable of being opened and closed is arranged along a rail line, and the shielding ceiling is provided with an electromagnetic wave shielding layer. The shielding ceiling comprises a plurality of frameworks arranged at intervals along the track line, a double-leaf shielding body arranged between every two adjacent frameworks, and a ceiling opening and closing control mechanism used for controlling opening and closing of the double-leaf shielding bodies. Each shielding body is formed by splicing a plurality of battens, sliding sleeves are arranged at the two ends of each batten, side moving rolling wheels are installed on the sliding sleeves, and the sliding sleeves walk in sliding grooves of the cross beams; the shed opening and closing control mechanism comprises a motor and two pairs of steel wire rope winding cylinders, winding and ...

Water-based UV ink-jet ink and preparation method thereof

The invention relates to water-based UV inkjet ink and a preparation method thereof, and belongs to the technical field of UV ink. The adhesiveness, the anti-aging function and the ultraviolet-proof function of the ink are improved through the modified chitosan, pigment precipitation can be reduced through the mixed dispersing agent in the color paste, and the storage time of the ink is prolonged; the dispersing agent 750 and the dispersing agent 760 are matched with each other to form stable steric hindrance, so that the dispersity of the pigment is improved; the wear resistance and adhesiveness are improved by improving the crosslinking density of a crosslinking structure, and the aging resistance can be improved by adding curcumin with oxidation resistance and antibacterial property. Hydroxypropyl acrylate is used as a core monomer, hydroxyethyl acrylate is used as a branched monomer, and a branched structure is formed through a cross-linking reaction, so that the adhesive force and ...

Novel limitation of moment valve and be equipped with hydraulic control limitation of moment system of this valve

The utility model discloses a novel limitation of moment valve and be equipped with hydraulic control limitation of moment system of this valve, including limitation of moment unloading valve and limitation of moment control valve, control port of limitation of moment unloading valve and limitation of moment control valve control port intercommunication, the first hydraulic fluid port of limitation of moment unloading valve, limitation of moment unloading valve second hydraulic fluid port is through one -way balanced valve and luffing cylinder intercommunication, limitation of moment unloading valve third hydraulic fluid port, limitation of moment unloading valve fourth hydraulic fluid port is through a bidirectional balance valve and the 2nd luffing cylinder intercommunication, the 5th hydraulic fluid port of limitation of moment unloading valve is through the 2nd bidirectional balance valve and flexible hydro -cylinder intercommunication, a first hydraulic fluid port of limitation of ...

Vertically-type rail plate with bumping shoulders

The invention discloses a vertically-type rail plate with bumping shoulders, belonging to the technical field of vertically-type rail plates. The vertically-type rail plate with the bumping shoulders comprises a rail plate body the end part of which is provided with grooves; the rail-bearing platform surface of the rail plate is provided with 1:38 to 1:42 rail bottom slopes; at least two rows of rectangular reinforced steel bars are pre-embedded at the bottom surface of the rail plate body in the longitudinal direction; and the lower ends of the rectangular reinforced steel bars expose out of the rail plate body. The invention enhances the connection between the rail plate and a roadbed, not only has simple structure, but also can ensure the shearing stress of the vertically-type rail plate on the roadbed to be effectively transferred and dispersed on the adjacent rail plates and prevent the end of the rail plate from being broken by the sedimentation of the roadbed.

Base station signal parameter adjusting method, base station and storage medium

The invention provides a base station signal parameter adjusting method, a base station and a storage medium. The method comprises the following steps: receiving an adjustment instruction through a base station; according to the adjusting instruction, the laser device is triggered to carry out starting processing, so that the started laser device emits a first laser pulse signal; receiving a second laser pulse signal after the first laser pulse signal is reflected by an obstacle; the second laser pulse signal is analyzed and processed, and feature information of the obstacle is obtained; and according to the feature information and the first orientation parameter of the target terminal device in the signal coverage range of the base station, adjusting the signal parameter of the base station so as to change the strength of the signal transmitted by the base station. Through the method provided by the invention, the parameters of the signal transmitted by the base station can be adjusted ...

Circular curve type post-tension prestressing longitudinal connected track slab die

The utility model discloses a circular curve type post-tension prestressing longitudinal connected track slab die, which belongs to the technology field of bearing platform type track slab dies, and comprises a bed die, a side die which can be detachably connected with two sides of the bed die, and end die which can be detachably connected with the two ends of the bed die, wherein the side die can be detachably connected with the end die, a cavity of the space body formed by assembling the bed die, the side die and the end die is matched with the shape of the exterior of the longitudinal connected track slab, and the two rows of bearing platform type positions on the bed die, which correspond to the longitudinal connected track slab, can be detachably connected with two rows of adjustableone-way support rail slot dies. The invention can adjust a support rail slot frame according to the need of the linear requirement of actual space, so as to adapt to the requirement that the circularcurve ...

Human diploid cell rabies vaccine virus seed and preparation method thereof

The invention relates to the field of biotechnology, in particular to a virus seed for producing vaccines for preventing human rabies by utilizing human diploid cells (KMB17) and a preparation method thereof. In the invention, a rabies fixed virus CTN-1V5 strain is continuously subcultured in the human diploid cells (KMB17), and a terminal dilution method is used for screening viruses with highertiter, thereby obtaining a rabies virus strain which is suitable for the human diploid cells (KMB17) and has good immunogenicity and heredity stability, and culturing a rabies vaccine virus seed (CTN-DK strain) capable of efficiently reproducing in the human diploid cells (KMB17). By using the virus seed for producing a human diploid cell (KMB17) rabies vaccine, the risk caused by residual heterogonous DNA (deoxyribonucleic acid) in the vaccine which is currently used at home can be effectively avoided, and the safety and practicability of the rabies vaccine in China are further improved, thus the ...

Tensioning platform seat of track traffic large -tonnage pre -tensioning system prestressed concrete U type roof beam

The utility model provides a tensioning platform seat of track traffic large -tonnage pre -tensioning system prestressed concrete U type roof beam, a serial communication port, include: the bottom plate, the strip footing sets up on the bottom plate for support rail traffic large -tonnage pre -tensioning system prestressed concrete U type roof beam, pass the power roof beam, set up the both sides of bottom plate, the expansion end gooseneck sets up pass the one end of power roof beam, the stiff end gooseneck sets up the other end of brief biography roof beam, the jack sets up at the expansion end gooseneck and passes between the power roof beam. It compares to support formula gravity type pedestal with traditional pile foundation, the utility model discloses the tensioning platform seat mainly bears the pulldown, and strength of material can full play. The pedestal have structure simple structure, atress clear and definite, avoid pile therefore construction speed fast, save advantages such ...

Monitoring method for protecting submarine cable from being damaged by transient ships

The invention relates to a monitoring method for protecting a submarine cable from being damaged by transient ships, which comprises the following steps of: setting a warning area (2) in a setting area of the submarine cable (4), and setting a warning device (3) in the warning area (2); arranging a remote control monitoring device (7) in the warning area (2); collecting dynamic information of thetransient ships (1) by the AIS technology, sending the processed information to a video display (5), and displaying the warning area (2) in an electronic marine cap and the position and dynamic data information of the transient ships (1) in the electronic marine cap; and sending a warning signal to the warning device for automatic warning through a computer data processing system. The method has the advantages that: operators can get the current running state of the submarine cable and the warning device of the submarine cable and the basic information and running condition of the transient ships ...

Two-dimensional adjustable support rail groove mould

The invention discloses a two-dimensional adjustable support rail groove mould, belonging to the technical field of a support rail groove on the bottom of a cushion cap type rail slab mould. The mould comprises a support rail groove core and a support rail groove frame, wherein the shape of the inner cavity of the support rail groove core is matched with that of a rail slab with a shoulder cushion cap; the support rail groove core is provided with a pair of installation holes corresponding to pre-embedded sleeves on the shoulder cushion cap; the support rail groove core is provided with 1:38-1:42 rail bottom slope at the position corresponding to the surface of the shoulder cushion cap; the outer side of the support rail groove core is connected with the support rail groove frame; the support rail groove frame is connected with a transverse adjustment mechanism; and the bottom of the support rail groove core is provided with a height adjustment mechanism. The mould can adjust the support ...

Internet of vehicles symbol synchronization method and device, and storage medium

The invention provides an Internet of Vehicles symbol synchronization method and device and a storage medium, relates to the technical field of communication, and can solve the problem that a traditional symbol synchronization algorithm is poor in reliability and accuracy in an LTE-V2X actual communication scene with high frequency offset and low signal-to-noise ratio. The method comprises the following steps: performing coarse synchronization processing on a received baseband Internet of Vehicles signal and a local synchronization signal to obtain a coarse synchronization point; based on the local synchronization signal and the baseband Internet of Vehicles signal after coarse synchronization processing, calculating to obtain a frequency offset estimation value, and compensating the local synchronization signal by using the frequency offset estimation value; on the basis of the coarse synchronization point, intercepting a baseband Internet of Vehicles signal which is not down-sampled from ...

Two sides side is hung double -cylinder and is become width of cloth hydraulic control system

The utility model discloses a two sides side is hung double -cylinder and is become width of cloth hydraulic control system, ally oneself with (1) including becoming width of cloth control, shuttle valve (2), two -way balanced valve (3), first hydraulically controlled check valve (4 -1), second hydraulically controlled check valve (4 -2), third hydraulically controlled check valve (4 -3), fourth hydraulically controlled check valve (4 -4) and diverter valve (5), it is connected with two -way balanced valve (3) through shuttle valve (2) to become width of cloth control antithetical couplet (1), first hydraulically controlled check valve (4 -1), second hydraulically controlled check valve (4 -2), third hydraulically controlled check valve (4 -3), fourth hydraulically controlled check valve (4 -4) all is connected with two -way balanced valve (3), first hydraulically controlled check valve (4 -1), second hydraulically controlled check valve (4 -2), third hydraulically controlled check valve ...

Mixed line fault location method

The invention provides a mixed line fault location method and relates to a traveling wave fault location method. Due to the fact that mixed line segments are different in traveling wave speed, a traditional algorithm is applicable no longer. The mixed line fault location method comprises the following steps of performing calculation to confirm a relation formula according to specific line parameters including total segment number of overhead lines and cable lines and line length and wave speed of each segment; dividing initial traveling wave time differences of faults possibly received by measuring points on two sides of each mixed line at intervals and arranging the time differences from small to large, calculating fault distances in one-to-one corresponding with the time differences according to the confirmed relation formula, generating a database for storing the time differences and distance relation and sequentially numbering all of groups of data from 1; recording initial traveling ...

Full-servo label inspection machine and control method thereof

The present invention provide a full-servo label inspection machine and a control method thereof; the machine includes a frame, the frame is provided with an unrolling mechanism, a rolling mechanism, a visual inspection mechanism, a label removal mechanism, and a label replacement mechanism. In the label removal mechanism, when the paper pressing roller is at the label removal position, it presses the material to be inspected downwards to form an angle of less than 180° with the rear end of a label removal plate. After a defective label on the material to be inspected passes the label removal plate, a front end of the defective label curls up and eventually sticks onto the label removal paper. The present invention allows fully automation of the removal and replacement of labels, achieving high inspection efficiency and accuracy.

Nine-connecting-plate connective tensioning construction method for road bed

The invention discloses a nine-connecting-plate connective tensioning construction method for a base bed, belongs to the technical field of pavement construction for connective track slabs, and comprises the process steps of connecting and tensioning lower-layer prestressed reinforcement, connecting and tensioning upper layer prestressed reinforcement of a nine-connecting-plate connective track slab and the like. The method greatly improves the efficiency of connection and installation between the track slabs and the efficiency of tensioning, so that the construction efficiency of a ballastless track is improved and operation is simple; the track slabs are very convenient to maintain after being put into use; at least three track slabs can be removed; and simultaneously, a prestressing force also can be recovered after replacement.

AUTOMATIC QUALITY INSPECTION MACHINE AND CONTROL METHOD THEREOF

The present invention has disclosed an automatic quality inspection machine and a control method thereof, which relates to the technical field of inspection devices. The machine comprises a frame, an unrolling device provided at the frame, an inspection mechanism, a button operating platform for removing a defective roll-type printing product, a slitting mechanism, a main controller, a display device, and a rolling device. The rolling device includes a first rolling mechanism and a second rolling mechanism, the first rolling mechanism includes a first rolling airshaft and a first outgoing feed roller corresponding to the first rolling airshaft; the second rolling mechanism includes a second rolling airshaft and a second outgoing feed roller corresponding to the second rolling airshaft. The automatic quality inspection machine has a number of advantages including multifunctional, highly automatic, and high inspection accuracy; the machine could quickly replace rolls and could effectively increase production efficiency. 1. An automatic quality inspection machine , wherein it comprises a frame , an unrolling device provided at the frame , an inspection mechanism , a button operating platform for removing a defective roll-type printing product , a slitting mechanism , a main controller , a display device , and a rolling device; a paper movement route is provided between the unrolling device and the rolling device; the inspection mechanism , the button operating platform , and the slitting mechanism are provided at the paper movement route along a paper movement direction; a number of guiding rollers are provided along the paper movement route;the inspection mechanism includes a camera for photographing a roll-type printing product, a light source for assisting the camera, and a case; the camera and the light source are provided in the case; the case and the paper movement route correspond to each other; the inspection mechanism and the display device are respectively ...

Electronic tag thickness detection system

The invention discloses an electronic tag thickness detection system. The system comprises a control terminal, and a tag tape winding and unwinding mechanism, a thickness detection module, a traction mechanism and an adjusting mechanism which are in communication connection with the control terminal; the thickness detection module is used for detecting the thickness of the unfolded section of the label tape and uploading detection data to the control terminal; the control terminal instructs the adjusting mechanism according to data uploaded by the thickness detection module, and the adjusting mechanism regulates and controls the traction mechanism to adjust the rolling pressure on the label tape unfolding section and regulates and controls the distance between the traction mechanism and the label tape winding and unwinding mechanism. The device has two structural characteristics of adjusting the position of the traction mechanism and adjusting the distance between a traction roller and ...

Data volume distribution method and device for user plane function, and storage medium

The invention provides a data volume distribution method and device for a user plane function, and a storage medium, and relates to the technical field of communication. The method comprises the steps that resource utilization rates of a deep packet detection module and a charging module are acquired, the deep packet detection module is used for performing application layer analysis on data to obtain a classification result, the classification result comprises different types of data, and the charging module is used for performing statistical charging according to the different types of data; determining a current resource occupation value according to the sum of the resource utilization rates of the deep packet detection module and the charging module; according to the current resource occupation value, whether the data is sent to a deep packet detection module and a service quality module is determined, and the service quality module is used for carrying out transmission quality differentiation ...

Terminal removing type moment limiting valve and hydraulic-control moment limiting system with the same

The invention discloses a terminal removing type moment limiting valve and a hydraulic-control moment limiting system with the same. A moment limiting unloading valve and a moment limiting control valve are included. A control oil opening of the moment limiting unloading valve is communicated with a control oil opening of the moment limiting control valve. A first oil opening of the moment limiting unloading valve and a second oil opening of the moment limiting unloading valve are communicated with a first amplitude variation oil cylinder through single-way balance valves. A third oil opening of the moment limiting unloading valve and a fourth oil opening of the moment limiting unloading valve are communicated with a second amplitude variation oil cylinder through first double-way balance valves. A fifth oil opening of the moment limiting unloading valve is communicated with a telescopic oil cylinder through a second double-way balance valve. A first oil opening of the moment limiting control ...

Corrosion resistant reinforced concrete pipe piece for subway

The invention provides a corrosion resistant reinforced concrete pipe piece for a subway, which is characterized by comprising a reinforcement cage and corrosion resistant concrete, wherein the reinforcement cage is processed by national standard threaded reinforcements which are coated with epoxy resin or thermoplastic resin, or galvanized, or not subjected to coating treatment according to environmental conditions. The corrosion resistant concrete comprises composite cement, an active cementing material, a retarder, natural sand, macadam, a water reducer and water. The corrosion resistant reinforced concrete pipe piece for the subway is suitable for a condition that a water environment existing around the pipe piece for the subway produces a dissolution effect on the pipe piece concrete, an erosion effect of the acid water environment on the pipe piece is reduced, a corrosion effect of chlorine salt and sulfate on the pipe piece is resisted, and the service life of the pipe piece is prolonged ...

Laser device for cutting

The invention discloses an FPC (Flexible Printed Circuit) laser cutting device, consisting of a laser focus scanning system, a control system and a vacuum platform system. The cutting device of the invention improves the FPC formation accuracy and saves processing time and cost.

Underwater vehicle attitude control system and method based on reinforcement learning compensator

The invention relates to an underwater vehicle attitude control system and method based on a reinforcement learning compensator, and the system employs the trained reinforcement learning as a compensator to be combined with an original controller, and guarantees the stability through the original controller. And the adaptive performance of the underwater vehicle when the environment or system parameters change is realized through the reinforcement learning compensator. The reinforcement learning compensator comprises an action network unit, an award punishment unit, an experience pool and an evaluation network unit; the action network unit solves the compensation control quantity in the current state; the reward punishment unit calculates a performance index according to the current state and the compensation control quantity; the experience pool samples and stores the current state, the compensation control quantity and the performance index to form historical experience data; and the ...

Revolving sealing structure and revolving distributor

The invention discloses a revolving sealing structure and a revolving distributor, and relates to the technical field of engineering machines. The revolving sealing structure and the revolving distributor resolve the technical problem that when liquid and gas are simultaneously conveyed in the prior art, leakage occurs easily and safety accidents are caused. The revolving sealing structure comprises a sealing groove formed in the outer wall of a first rotation body and a sealing part embedded in the sealing groove, wherein a barrel-shaped second rotation body is arranged outside the first rotation body in a sleeved mode and can rotate around the first rotation body, and surface contact is formed between the sealing part and the inner wall of the second rotation body. The revolving distributor comprises a core shaft, a barrel body and the revolving sealing structure arranged between the core shaft and the barrel body. The revolving sealing structure and the revolving distributor are used ...

Low -speed magnetic suspension roof beam among precast reinforced concrete

The utility model provides a low -speed magnetic suspension roof beam among precast reinforced concrete has such characteristic, include: magnetcisuspension fuliang body is the rectangle, and inside cavity, quantity are two, parallel arrangement, a plurality of linking beam evenly set up in the middle of two magnetcisuspension fuliang bodies, and both ends are connected with two magnetcisuspension fuliang bodies respectively, the concrete plummer is fixed at magnetcisuspension fuliang body top, H shaped steel sleeper is fixed on the concrete plummer, F rail tablet sets up the both sides at H shaped steel sleeper, sparse platform sets up between two magnetcisuspension fuliang bodies, and the lower extreme is fixed on the concrete plummer, the forceful electric power support sets up the both sides at sparse platform, the light current support sets up the both sides at sparse platform, the support rail platform sets up the both sides at magnetcisuspension fuliang body, and the steel sleeper ...

Vertically-type rail plate with bumping shoulders

The invention discloses a vertically-type rail plate with bumping shoulders, belonging to the technical field of vertically-type rail plates. The vertically-type rail plate with the bumping shoulders comprises a rail plate body the end part of which is provided with grooves; the rail-bearing platform surface of the rail plate is provided with 1:38 to 1:42 rail bottom slopes; at least two rows of rectangular reinforced steel bars are pre-embedded at the bottom surface of the rail plate body in the longitudinal direction; and the lower ends of the rectangular reinforced steel bars expose out ofthe rail plate body. The invention enhances the connection between the rail plate and a roadbed, not only has simple structure, but also can ensure the shearing stress of the vertically-type rail plate on the roadbed to be effectively transferred and dispersed on the adjacent rail plates and prevent the end of the rail plate from being broken by the sedimentation of the roadbed.

Producing method of track slabs

The invention discloses a rapid circulation producing method for track slabs, belonging to the technical field of track slab manufacture and comprising the process steps of establishing a steel reinforcement framework, inserting the framework in a die, installing anchor pockets, anchor backing plates and embedded parts, casting and vibrating concrete, plastering, conserving, hoisting and the like. By the invention, the production efficiency of the track slab is improved, one production circulation can be realized within 12h, and the track slab yield is high.

Longitudinally connected rail plates and connecting method thereof

The invention discloses longitudinally connected rail plates and a connecting method thereof and belongs to the technical field of longitudinally connected rail plates. The plates comprise a plurality of longitudinally connected rail plates, wherein the end of the rail plate is provided with a groove; a bearing platform of the rail plate is provided with a rail flange slope of 1:38 to 1:42; a shearing device is embedded on the groove; the shearing device comprises a connecting plate with an embedded reinforcing steel bar fixed on one side and a shearing plate fixed on the other side; the shearing plate is provided with teeth at least on one side; and the teeth socket direction of the teeth is vertical to the connecting plate. The connecting method comprises the step of engaging the shearing plates between two adjacent rail plates and then connecting by using bolts. The invention not only has simple structure, but also can efficiently transmit the shear stress on the longitudinally connected ...

Bidirectional adjustable rail supporting groove mould

The invention discloses a bidirectional adjustable rail supporting groove mould which belongs to the technical field of the rail supporting groove on the bottom template of the bearing platform type frame rail board mold. The invention comprises a rail supporting groove core and a rail supporting groove frame connected to the outside of the rail supporting groove core, the internal shape of the rail supporting groove core matches with the shape of a bearing platform with bumping shoulder, the rail supporting groove core is provided with a pair of mounting holes corresponding to a pre-buried sleeve on the bearing platform with bumping shoulder, the position of the rail supporting groove core corresponding to the platform surface of the bearing platform with bumping shoulder is provided with a 1:38-1:42 rail base inclination, a side plate of the rail supporting groove frame is connected with a longitudinal adjusting mechanism, and the bottom of the rail supporting groove core is connected ...

Integrated assembly, self-driven sensing device and manufacturing method of integrated assembly

The invention discloses an integrated assembly, a self-driven sensing device and a manufacturing method of the integrated assembly, and the integrated assembly comprises a housing which is internally provided with a fixed plate; the coil is arranged on one side of the fixing plate; the first substrate is movably arranged in the shell, and a magnetic part opposite to the coil is arranged on one side of the first substrate; the independent friction layer comprises a first dielectric layer and a grid electrode layer, the first dielectric layer is arranged on the side, away from the magnetic part, of the first substrate, and the grid electrode layer is arranged on the side, opposite to the first dielectric layer, in the shell; when the first substrate moves, the magnetic piece and the coil do electromagnetic cutting motion, and the first dielectric layer and the grid electrode layer do staggered motion and generate electricity through friction. According to the integrated assembly provided ...

Automatic quality inspection machine and control method thereof

The present invention has disclosed an automatic quality inspection machine and a control method thereof, which relates to the technical field of inspection devices. The machine comprises a frame, an unrolling device provided at the frame, an inspection mechanism, a button operating platform for removing a defective roll-type printing product, a slitting mechanism, a main controller, a display device, and a rolling device. The rolling device includes a first rolling mechanism and a second rolling mechanism, the first rolling mechanism includes a first rolling airshaft and a first outgoing feed roller corresponding to the first rolling airshaft; the second rolling mechanism includes a second rolling airshaft and a second outgoing feed roller corresponding to the second rolling airshaft. The automatic quality inspection machine has a number of advantages including multifunctional, highly automatic, and high inspection accuracy; the machine could quickly replace rolls and could effectively ...

Tension control system of digital printing machine

The invention relates to a digital printer tension control system, and belongs to the technical field of printer tension control. Comprising a control unit, a tension monitoring module, a display module, a disturbance monitoring module, a tension control module, a parameter finishing module, a communication module and a management cloud platform. The control unit is used for receiving signals from the tension monitoring module, the display module, the disturbance monitoring module, the parameter finishing module and the communication module and realizing tension control by adjusting the rotating speed of the direct-current brushless motor according to acquired and set control parameters and control strategies; and the management cloud platform is used for optimizing parameters of the PID controller and updating a tension correction model called in a control strategy. According to the invention, online adaptive setting of parameters of the PID controller is realized by dynamically adjusting ...

Anti-impact electromagnetic unloading valve of straight-arm lorry-mounted crane

The invention discloses an anti-impact electromagnetic unloading valve of a straight-arm lorry-mounted crane. A first oil hole, a second oil hole, a third oil hole, a first oil return hole and a second oil return hole are formed in the surface of a valve body; the valve body is internally provided with a front valve oil hole, a control oil hole and a rear valve oil hole; a first one-way valve, a second one-way valve and a third one-way valve are communicated with the first oil hole, the second oil hole and the third oil hole respectively unidirectionally to reach the oil way of the front valve oil hole; the first one-way valve, the second one-way valve and the third one-way valve jointly form a one-way valve group; two oil ways are formed between the front valve oil hole and the rear valve oil hole, as for the main oil way, the front valve oil hole is communicated with the rear valve oil hole through a hydraulic control one-way valve, and as for the control oil way, the front valve oil ...

Lorry-mounted crane multi-way reversing device and straight arm lorry-mounted crane

The invention relates to a lorry-mounted crane multi-way reversing device and a straight arm lorry-mounted crane. The lorry-mounted crane multi-way reversing device comprises a main winch reversing valve, a telescopic reversing valve, a rotary reversing valve and an amplitude variation reversing valve, the amplitude variation reversing valve and the telescopic reversing valve are in parallel connection on an input oil way, the input oil way is connected with an external first quantitative oil pump, an input oil way of the rotary reversing valve is connected with an external second quantitative oil pump, wherein the input oil way of the rotary reserving valve and the input oil way of the amplitude variation reversing valve and the telescopic reversing valve converges to be in series connection with the main winch reversing valve on the input oil way, and a converge check valve is further arranged at the position before the converging point on the input oil way of the rotary reversing valve ...

Hydraulic pressure machinery hand

The utility model provides a hydraulic pressure machinery hand, include: the hand claw can press from both sides and get, contains corresponding hand claw -plate (1) and hand claw -plate (2), hand claw hydro -cylinder (7) for opening and shutting of drive hand claw -plate (1) and hand claw -plate (2), spiral swing jar (9) for drive the rotary motion of this hand claw, drive assembly for it realizes every single move and rotary motion to drive this hand claw, hand claw hydro -cylinder (7) and spiral swing jar (9), five functions that this hydraulic pressure machinery hand can realize shoulder gyration, arm every single move, elbow every single move, the wrist is rotary and the hand claw opens and shuts. This hydraulic pressure machinery hand can supply the underwater robot to use, has characteristics such as simple structure, light in weight, motion flexibility.

IP address distribution method and device

The embodiment of the invention provides an IP address distribution method and device. The method and the device are applied to the communication field and can meet the control requirements of a network operator and a network supervisor based on different user number sections. The IP address distribution method includes the steps of receiving an IP address application sent by user equipment, wherein the IP address application includes a user number of the user equipment; obtaining an IP address pool corresponding to the user equipment in an IP address pool managed by a gateway to which the user equipment is to have access according to the mapping relations between the user number sections and an IP address pool index and according to the user number; allocating an IP address to the user equipment in the IP address pool corresponding to the user equipment. The IP address distribution method and device are used for control based on different user number sections.

Mould for bidirectional adjustable rail supporting groove without bumping shoulder

The invention discloses a mould for bidirectional adjustable rail supporting groove without bumping shoulder, which belongs to the technology field of the rail supporting groove on the bottom template of the bearing platform type frame rail board mold. The invention comprises a rail supporting groove core and a rail supporting groove frame connected to the outside of the rail supporting groove core, the internal shape of the rail supporting groove core matches with the shape of a bearing platform without bumping shoulder, the rail supporting groove core is provided with a pair of mounting holes corresponding to a pre-buried sleeve on the bearing platform without bumping shoulder, a side plate of the rail supporting groove frame is connected with a longitudinal adjusting mechanism, and the bottom of the rail supporting groove core is connected with a height adjusting mechanism. The invention can adjust the rail supporting groove frame, in order to meet the requirements that a transition ...

Automatic production process of concrete precast products

The invention discloses an automatic production process of concrete precast products. The flow of the production process includes the sixteen working procedures of rebar binding, framework die entering, thickness detection of protective layers, automatic detection of gravel moisture, vacuum adsorption treatment and the like. By the adoption of the production process, concrete stirring water consumption in different weathers can be effectively calculated and adjusted, and then the production process can be more accurate. Through vacuum adsorption treatment, excessive moisture can be absorbed, products can be denser, the strength and the anti-corrosion capacity of the products are increased, and steam curing time of the products is shortened. By the adoption of low-temperature steam curing at the temperature lower than 45 DEG C, the products are prevented from cracking after water curing. The products are machined and manufactured on a flow production line which is automatically controlled ...

Combined liquid detergent

A combined liquid detergent comprises two aqueous solutions A and B. A contains alkali-metal hypochlorite (5-50 Wt.%) and preferably, film-forming protector (0.005-0.08 wt.%), and B contains binary or ternary organic C2-C6 acid (5-50 Wt.%), preferably, film-forming protector (0.005-0.08 Wt.%) and more preferably, polyoxyethylene-type non-ionic and/or alkylbenzenesulfonate-type anionic surfactant, and serves to remove various dirt from fabrics without influence on colour and strength of fabrics.

Emulsification asphalt cement mortar for orbit and its preparing method and use

This invention relates to the preparation method and use of Elestex cement plaster used in railroad. This inventive Elestex cement plaster is composed of: cement, Elestex, sands, expanding agent, stabilizer and water. The weight parts of them are: cement (with its grade of 425#-525#) 100 parts: Elestex (with its volume content 58-63%) 75-115 parts; sands (with its fineness modulus 1.4-2.2) 140-240 parts; expanding agent 0.4-0.9 parts; stabilizing agent 4-9 parts and water 20-35 parts. This inventive product has advantages of: simple preparation, low cost, excellent properties of high temperature-resistance, anti-frozen, no eduction water effusion, no need of higher equipment requirement and environmental requirement for preparation of the same and after-paving operation, with high production rate, low cost, less pollution.

Ballast track reinforcing structure

The invention relates to the technical field of railway ballast track foundation treatment, in particular to a ballast track reinforcing structure which comprises a ballast track bed and a plurality of sleepers, baffles are arranged on the two sides of each sleeper in the line direction, each baffle is arranged along a slope of the corresponding side of the ballast track bed, and the baffles are used for preventing railway ballasts from moving outwards and splashing. A fixing pile is arranged on the side, away from the sleeper, of each baffle and used for limiting the baffles. A traditional ballast track structure is subjected to railway ballast reinforcement, the structure is simple, the risk that the railway ballast collapses when affected by the impact pressure of a train can be effectively reduced, the railway ballast structure is stable, good supporting force is provided for the track, and uneven settlement is not prone to occurring.

Method and system for identifying users stealing electricity proportionally

The invention relates to the technical field of power distribution network electricity stealing prevention, in particular to a method and a system for identifying users stealing electricity in proportion. The method comprises the following steps: S1, respectively sampling the electric energy of an incoming line total electric meter and the electric energy of each outgoing line branch branch electric meter according to a preset sampling frequency; s2, establishing an electricity larceny identification model according to the electric energy of the incoming line total electricity meter and the electric energy of each outgoing line branch branch electricity meter at each sampling moment; s3, judging whether the electricity stealing identification model has a unique solution or not, and if yes, identifying a user stealing electricity in proportion according to the unique solution; according to the invention, the electricity larceny identification model can be established through the electric ...

Vehicle data processing method, processor and server

The invention provides a vehicle data processing method, a processor and a server. The method comprises the following steps: receiving an active control instruction issued by a vehicle-mounted server, and determining signal data and track change model parameters at the current moment; determining target signal data and target parameters corresponding to each object according to the signal data and the trajectory change model parameters; for each object, inputting the target signal data and the target parameters into a preset neural network model to obtain predicted signal data of the object at the next moment; acquiring real signal data of the object at the next moment, and determining an error value according to the real signal data and the predicted signal data; gradient information is determined according to the error value and target signal data of the object at the current moment; and the gradient information is sent to a vehicle-mounted server, so that the vehicle-mounted server determines ...

Nine-connecting-plate connective tensioning construction method for road bed

The invention discloses a nine-connecting-plate connective tensioning construction method for a base bed, belongs to the technical field of pavement construction for connective track slabs, and comprises the process steps of connecting and tensioning lower-layer prestressed reinforcement, connecting and tensioning upper layer prestressed reinforcement of a nine-connecting-plate connective track slab and the like. The method greatly improves the efficiency of connection and installation between the track slabs and the efficiency of tensioning, so that the construction efficiency of a ballastless track is improved and operation is simple; the track slabs are very convenient to maintain after being put into use; at least three track slabs can be removed; and simultaneously, a prestressing force also can be recovered after replacement.

Laser device for cutting

The invention discloses an FPC (Flexible Printed Circuit) laser cutting device, consisting of a laser focus scanning system, a control system and a vacuum platform system. The cutting device of the invention improves the FPC formation accuracy and saves processing time and cost.

Ink path control system of digital printing machine

The invention relates to an ink path control system of a digital printing machine, and belongs to the technical field of ink jet printing, the ink path control system comprises an ink supply ink path system and an ink path parameter adjusting system, the ink supply ink path system comprises a main ink box, an ink supply pipeline, an auxiliary ink box and an ink return pipeline, and an ink outlet of the main ink box is connected with an ink inlet of the auxiliary ink box through the ink supply pipeline; an ink outlet of the auxiliary ink box is connected with an ink inlet of the main ink box through an ink return pipeline. The ink path parameter adjusting system comprises a main control module, a temperature adjusting module, a negative pressure adjusting module, a data acquisition module and a man-machine interaction module. The constant ink path temperature of the printing machine during standby and printing is guaranteed in a cyclic heating mode, meanwhile, the ink temperature and pressure ...

Double-splicing mechanism of portable paper bag machine

The invention relates to the technical field of paper bag machines, and discloses a double-splicing mechanism of a portable paper bag machine, when paper on a first conveying mechanism passes through a dispensing mechanism, the dispensing mechanism conducts gluing operation on the side edge of the paper, the glued paper continues to be conveyed through the first conveying mechanism, one side of paper on a second conveying mechanism is along a first paper blocking groove, and the other side of paper on the second conveying mechanism is along a second paper blocking groove. The two pieces of paper are driven by the first conveying mechanism and the second conveying mechanism to move forwards, so that the two pieces of paper coated with glue are not in contact with each other up and down, and when the two pieces of paper are about to move to the front guide, the two pieces of paper are positioned at the front guide, the paper pressing roller is pressed downwards, and the paper feeding roller ...

Laser cutting equipment for cutting electrode lug and cutting method thereof

The invention discloses laser cutting equipment for a cutting electrode lug. The laser cutting equipment comprises an absorptive cutting mechanism, an emptying mechanism and a collecting mechanism, wherein the absorptive cutting mechanism comprises a cutting platform; a portal frame is arranged on the cutting platform; a sliding laser cutting device is arranged on the portal frame; the laser cutting device is provided with a laser head and a laser scanner; an adsorption device corresponding to the laser cutting device is arranged at the bottom of the cutting platform; the adsorption device is provided with a vacuum cavity and a vacuum pumping device; the vacuum pumping device is connected with the vacuum cavity, and is used for generating negative pressure inside the vacuum cavity; the vacuum cavity is provided with an adsorption hole; a battery pole piece is adsorbed onto the adsorption device through the adsorption hole under the negative pressure inside the vacuum cavity. A high electrode ...

Control system based on gesture controller

The invention relates to the field of the Internet of Things, in particular to a control system based on a gesture controller. The control system comprises the gesture controller and a control terminal, the gesture controller is connected with the control terminal through a ZigBee communication system, and a Bluetooth communication side is arranged on the control terminal. The control system has the advantages that through the gesture controller and the control terminal, the old can achieve control only by making simple movement, the old can accept the controller of the Internet of Things more easily, gesture control can be defined by the old according to the habits of the old, error recognition is reduced, meanwhile, existing other control is inherited, resources are fully utilized, and therefore the home furnishing market of the Internet of Things is expanded.

Combined liquid detergent

Plate type ballastless track concrete track board, manufacturing method and tensioning device thereof

The invention relates to a tensioning device for manufacturing a plate type balllastless track concrete track board. The tensioning device comprises multiple steel molds which are matched with a board body in shape. Pre-tensioned lengthwise prestressed steel rebar and pre-tensioned crosswise prestressed steel rebar are arranged in all the steel molds and the steel molds are arranged in the lengthwise direction and the crosswise direction to form a steel mold matrix. The two ends of each of the pre-tensioned lengthwise prestressed steel rebar and the two ends of the pre-tensioned crosswise prestressed steel rebar are provided with connection rods and the connection rods between the two adjacent steel molds in the steel mold matrix are fixed and connected coaxially. By means of outwards-protruding anchoring plates which are arranged on the prestressed rebar, after the prestressed steel rebar is tensioned, concrete is cast, and maintaining and enlarging are performed, self-anchorage is carried ...

Monitoring method for protecting submarine cable from being damaged by transient ships

The invention relates to a monitoring method for protecting a submarine cable from being damaged by transient ships, which comprises the following steps of: setting a warning area (2) in a setting area of the submarine cable (4), and setting a warning device (3) in the warning area (2); arranging a remote control monitoring device (7) in the warning area (2); collecting dynamic information of the transient ships (1) by the AIS technology, sending the processed information to a video display (5), and displaying the warning area (2) in an electronic marine cap and the position and dynamic data information of the transient ships (1) in the electronic marine cap; and sending a warning signal to the warning device for automatic warning through a computer data processing system. The method has the advantages that: operators can get the current running state of the submarine cable and the warning device of the submarine cable and the basic information and running condition of the transient ships ...

Shearing device applied to longitudinal-connecting type track slab

The invention discloses a shearing device applied to a longitudinal-connecting type track slab, belonging to the technical field of the shearing device embedded at the end part of the longitudinal-connecting type track slab. The shearing device comprises a connecting plate; one side of the connecting plate is fixedly connected with an embedded steel bar, and the other side thereof is fixedly connected with a shearing plate; at least one surface of the shearing plate is provided with teeth; the direction of a teeth slot of the teeth is vertical to the connecting plate; and the shearing plate is also provided with at least one connecting hole. The shearing device can guarantee that the shearing stress of the longitudinal-connecting type track slab on a road bed is effectively transferred and dispersed on an adjacent track slab, thus effectively reducing the function of alternating stress formed by a train wheel pair to the track slab end, and preventing the track slab end from being broken ...

Curved rail plate

The present invention discloses one kind of curved track board, and belongs to the field of curved track board technology. The curved track board includes one inward concaved track board and four rows built-in insulating casings deposited in the track board for installing rail fasteners. The built-in insulating casings are arc arranged on the track board, the built-in insulating casings in each row have the central lines distributed in one circle concentric with the circle of the rail central line, and the 4 built-in insulating casings in each column have the central lines constituting one radial line. The curved track formed with the curved track boards is well matched with small radium curve, and this results in high train running safety and comfortability.

FULL-SERVO LABEL INSPECTION MACHINE AND CONTROL METHOD THEREOF

The present invention provide a full-servo label inspection machine and a control method thereof; the machine includes a frame, the frame is provided with an unrolling mechanism, a rolling mechanism, a visual inspection mechanism, a label removal mechanism, and a label replacement mechanism. In the label removal mechanism, when the paper pressing roller is at the label removal position, it presses the material to be inspected downwards to form an angle of less than 180° with the rear end of a label removal plate. After a defective label on the material to be inspected passes the label removal plate, a front end of the defective label curls up and eventually sticks onto the label removal paper. The present invention allows fully automation of the removal and replacement of labels, achieving high inspection efficiency and accuracy.

Pretensioned track slab

The invention discloses a pretensioned track slab, belonging to the technical field of track slabs of ballastless tracks and comprising a track slab body, wherein the slab body is internally provided with pretensioned longitudinal prestressed reinforcement which is tightly combined with concrete in the slab body and is symmetrical relative to the longitudinal center line of the slab body; and as self-compacting concrete (SCC) is filled under the track slab when the track slab is used, the structural stress system of the track slab is changed substantially. Compared with the traditional track slab, the traditional track slab disclosed by the invention eliminates post-tensioned transverse prestressed reinforcement, thus saving raw materials, simplifying manufacture procedures and lowering the track slab cost. Most importantly, the rigidity of the track slab is improved, and the longitudinal ductility and crack resistance of the track slab are enhanced. By adopting the pretensioned prestressed ...

Tar sediment separation recovery system

The utility model provides a tar sediment separation recovery system, including tar sediment collecting vat, first delivery pump, centrifugal separator, sediment collecting vat, profit collecting vat, second delivery pump, oil water separator, waste water groove, oil groove. Because basket centrifuge has very strong solid - liquid separating power, improved the separation effect of tar sediment with tar and water, improved the rate of recovery and the quality of tar sediment and tar. The tar sediment of after -separating and tar got the utilization in can both putting into production, had produced better environmental protection profit and social. This separation recovery system can automatic feed, automatic discharging, and simple structure, easily processing preparation, the personnel selection is few, easily the regulation control.

Two-dimensional adjustable shoulder-free rail-bearing groove die

The invention discloses a two-dimensional adjustable shoulder-free rail-bearing groove die and belongs to the technical field of rail-bearing grooves on bearing platform-type track plate dies. The two-dimensional adjustable shoulder-free rail-bearing groove die comprises a rail-bearing groove core and a rail-bearing groove frame, wherein the shape of an inner cavity of the rail-bearing groove core is matched with that of a shoulder bearing platform of a track plate; a pair of installation holes corresponding to an embedded casing pipe on the shoulder bearing platform is formed on the rail-bearing groove core; a rail cant of which the obliquity is 1:38-1:42 is arranged on the part, which corresponds to the platform face of the shoulder bearing platform, of the rail-bearing groove core; the rail-bearing groove frame is connected to the outer side of the rail-bearing groove core; a horizontal adjustment mechanism is connected with the rail-bearing groove frame; and a height adjustment mechanism ...

Digital printing cold ironing control system

The invention discloses a digital printing cold stamping control system, which belongs to the technical field of printing machine control systems, and specifically comprises a data input module used for generating various information indexes of a printing file for a user to fill in and generate file information; the data generation module is used for acquiring file information of a to-be-printed file, preliminarily classifying the file information and acquiring a file type; the equipment matching module is used for matching the file type with a printing machine type and distributing a corresponding printing machine to print the file to be printed; the system further comprises a gateway and a cloud service center, and the gateway is connected with the cloud service center through a secure channel by being connected with a core controller of the printing machine and combining 3G, WiFi and Ethernet wired networks. The printing machine control system is accurate in matching and stable in operation ...

Boring method for modular long-distance group holes

The invention discloses a boring method for modular long-distance group holes. The boring method is characterized in that process windows are arranged on a workpiece according to the positions of coaxial group holes in the workpiece; auxiliary supporting frames are positioned and installed on the workpiece and correspond to the process windows; guide sleeves on the auxiliary supporting frames enter the workpiece through the process windows to support boring rods at a plurality of points; positioning and mounting surfaces of the auxiliary supporting frames are a top surface and side surfaces machined at the top part and the side parts of the workpiece; fixing and mounting screw holes of the auxiliary supporting frames are arranged on the top surfaces; the boring rods adopt the design of uniform outer diameters and modular lengths; and the boring rods and the guide sleeves can be used in combination with different auxiliary supporting frames according to machining requirements. In the invention ...

Hydraulic control system for controlling double cylinders to telescope sequentially, suspension arm mechanism and crane

The invention relates to a hydraulic control system for controlling double cylinders to telescope sequentially, a suspension arm mechanism and a crane. The hydraulic control system comprises a telescopic control linkage with the effect of switching the direction of pressure oil, a first telescopic oil cylinder, a second telescopic oil cylinder and a sequence valve, wherein core tubes are arranged in the first telescopic oil cylinder and the second telescopic oil cylinder; a first working oil hole and a second working oil hole are formed in the telescopic control linkage, the second working oil hole of the telescopic control linkage is communicated with a rod cavity of the first telescopic oil cylinder, the first working oil hole of the telescopic control linkage is communicated with a first working oil hole of the sequence valve through the core tube arranged inside the first telescopic oil cylinder, and a second working oil hole of the sequence valve is communicated with a rodless cavity ...

Digital printing machine control system

The invention discloses a digital printing machine control system, which belongs to the technical field of printing machine control systems, and specifically comprises a database for storing map information of an office place where printing equipment is located; the equipment state acquisition module is used for acquiring the internal temperature of each printing equipment and generating a temperature change curve; the equipment state early warning module is used for sending an early warning signal to be displayed in the map when the internal temperature exceeds a% of a preset limit temperature and a is a preset value; the equipment state confirmation module is used for dividing the risk levels of the printing equipment according to the internal temperature of the printing equipment, the risk levels comprise low-risk printing equipment and high-risk printing equipment, and when the printing equipment is at a high risk, the printing equipment is powered off; according to the invention, accurate ...

Connecting structure for hydraulic assembly machine and special clamp

The invention discloses a connecting structure for a hydraulic assembly machine and a special clamp. The connecting structure comprises the hydraulic assembly machine, a linkage clamp and the special clamp, wherein the hydraulic assembly machine comprises an upper hydraulic assembly machine moving plate and a hydraulic assembly machine substrate, the special clamp comprises an upper die plate and a lower die plate, and the linkage clamp comprises an upper linkage clamp linkage unit and a lower linkage clamp positioning plate. The upper linkage clamp linkage unit is in rigid connection with the bottom surface of the upper hydraulic assembly machine moving plate, the upper die plate is connected to the bottom of the upper linkage clamp linkage unit in a sleeved mode, the lower linkage clamp positioning plate is in rigid connection with the top surface of the hydraulic assembly machine substrate, the lower die plate and the lower linkage clamp positioning plate are fixed coaxially, and a coaxial ...

Method for assembling and positioning large-size machine tool body

The invention discloses a method for assembling and positioning a large-size machine tool body. A method for assembling and positioning the machine tool body before delivery and a method for assembling and positioning on a user site are involved. The method for assembling and positioning the machine tool body before delivery comprises the following steps of: forming relevant connecting screw holes among the machine tool body, a stand column and a cross beam and fixing the machine tool body, the stand column and the cross beam into a whole; positioning a detecting rod by using a linear rail sliding block on the machine tool body on both sides, measuring distances from the machine body on both sides to a detecting reference surface on the side of a working table through a detecting tool, and recording data; on the user site, positioning the working table, roughly positioning the machine tool body on both sides of the working table, positioning the detecting rod by using the linear rail sliding ...

Digital printing press

The present disclosure relates to the technical field of printing, and provides a digital printing press. The digital printing press includes a frame, and an unwinder, a driver, an inkjet printer, a curer and a winder that are arranged on the frame, where the driver drives a substrate to move from the unwinder to the winder along a substrate path, the inkjet printer and the curer are arranged above a printing segment of the substrate path, the printing segment of the substrate path is in the shape of an arch, and the arch bends toward the inkjet printer and the curer. The UV light from the curer can be reflected by the substrate to a position other than the inkjet printer as a result of the arched printing segment. UV light is prevented from entering the inkjet printer's nozzle, extending the inkjet printer's service life.

Electronic label inspection device

The application relates to the field of inspection technologies, and discloses an electronic label inspection device, including a frame and a driving apparatus, an inspection apparatus, an unwinding apparatus, and a winding apparatus that are all disposed on the frame. The driving apparatus drives an electronic label tape to move from the unwinding apparatus to the winding apparatus to form a label tape path, the inspection apparatus includes a reading apparatus, the reading apparatus is disposed on the label tape path, and the reading apparatus is configured to read chip content of an electronic label. The application provides the electronic label inspection device to check whether a chip of an electronic label can be read normally, thereby implementing electronic label chip inspection.

Print control device

A print control device is disclosed, which comprises a linear modular component, a driving mechanism, and at least one guide rail. The guide rail and the linear modular component are arranged in parallel, and the driving mechanism is disposed on one end of the linear modular component. A group of sensors including a first sensor and a second sensor are disposed on the linear modular component. The first sensor and the second sensor are respectively disposed at two ends of the linear modular component. The driving mechanism is configured to: control a print device disposed on the linear modular component to move along the guide rail in a predefined direction. The group of sensors are configured to: detect a position relationship between the print device and the sensor located in the predefined movement direction during movement of the print device in the predefined movement direction. If the print device arrives at the position of the sensor located in the predefined movement direction, the sensor located in the predefined movement direction stops sending the sensing signal to the driving mechanism, such that the driving mechanism controls the print device to stop movement. It effectively reduces the risk of damage to the print device.

Print control device

A print control device comprises a linear modular component, a driving mechanism, and at least one guide rail. The guide rail and the linear modular component are arranged in parallel, and the driving mechanism is disposed on one end of the linear modular component. A group of sensors are respectively disposed at two ends of the linear modular component. The driving mechanism is configured to: control a print device disposed on the linear modular component to move along the guide rail in a predefined direction. The group of sensors are configured to: detect a position relationship between the print device and the sensor. If the print device arrives at the position of the sensor located in the predefined movement direction, the sensor located in the predefined movement direction stops sending the sensing signal to the driving mechanism, such that the driving mechanism controls the print device to stop movement.

橋の横風を自動的に誘導して弱める気流カーテンバリア装置

【課題】橋の横風を自動的に誘導して弱める気流カーテンバリア装置を提供する。【解決手段】本発明は、橋の横風を自動的に誘導して弱める気流カーテンバリア装置を開示し、橋の風抵抗の技術分野に関し、モータを含み、モータの主軸に２段直列式渦羽根車が接続され、渦羽根車の外部に外ダクトが設置され、外ダクトの末端に主エアダクトが密封して連通しており、主エアダクトの側壁はダクトを介して橋の両側に固定して設置された気流カーテンバリアダクトに連通し、気流カーテンバリアダクトの方向は回転でき、かつ気流カーテンバリアダクトの側壁には幅が調整可能なエア溝が開設され、モータに制御システムが接続され、橋に非常電源が設置される。【選択図】図１

多関節バイオニックイルカ運動の制御方法、システム及び水中損傷検出方法

【課題】本発明は多関節バイオニックイルカ運動の制御方法、システム及び水中損傷検出方法に関する。【解決手段】方法は、多関節バイオニックイルカの３Ｄモデル及び計算領域３Ｄモデルを構築し、前処理し、前処理済みのモデルファイルを数値流体力学解析ソフトウェアにインポートして流体力学エミュレーションを実行して、指定の水中作業条件下での推力曲線と流体力学曲線が得られ、差を求め、フィッティングして、各瞬間における多関節バイオニックイルカの速度－抵抗フィッティングカーブが得られ；イルカに対して動力学解析を行い、イルカの動力学モデルを導出し；動力学モデル、推力曲線、及び速度－抵抗フィッティングカーブに基づいて、イルカの動力学カップリングを完成し、イルカの動力学パラメータが得られて、ＰＷＭパルス幅変調技術を適用して、各瞬間におけるイルカの各関節の出力モーメントを制御することを含む。【選択図】図９

Digital printing press

A digital printing press includes a frame 1, and an unwinder 2, a driver 15, an inkjet printer 3, a curer 4 and a winder 5 that are arranged on the frame, where the driver drives a substrate to move from the unwinder to the winder along a substrate path 6. The inkjet printer and the curer are arranged above a printing segment 16 of the substrate path. The printing segment of the substrate path is in the shape of an arch, and the arch bends toward the inkjet printer and the curer. The digital printing press may also include an air suction plate 14, a guide roller 12, a deviation correction device 7, a corona device 8, a dust remover 9, a detector 10, a controller and/or a workbench 11 installed at the frame. Ultraviolet (UV) light from the curer can be reflected by the substrate to a position other than the inkjet printer as a result of the arched printing segment. UV light is prevented from entering the inkjet printer’s nozzle, thus extending the inkjet printer’s service life.

Digital printing apparatus

A digital printing apparatus comprises a rack (1), a first unwind device, a first wind-up device, and a first driving device. The first driving device drives a substrate provided on the first unwind device to move down a substrate path towards the first wind-up device, and a coating device, a first drying device, a printing device, a curing device, and a compositing device are disposed on the substrate path in such an order. A second unwind device, a second wind-up device, and a second driving device are further disposed on the rack (1). The second driving device drives a composite material provided on the second unwind device to move down a composite material path towards the second wind-up device. The compositing device for compositing the composite material with the substrate is also located on the composite material path. The disclosure provides a digital printing apparatus which achieves all of the coating, printing and compositing functions by one single apparatus, thereby improving functionality, costing less labor and money, and having higher production efficiency.

Aparato de impresion digital.

La divulgación se refiere al campo técnico de la impresión. Divulga un aparato de impresión digital que comprende un bastidor, un primer dispositivo de desenrollado, un primer dispositivo de enrollado y un primer dispositivo de accionamiento. El primer dispositivo impulsor conduce un sustrato proporcionado en el primer dispositivo de desenrollado para moverse hacia abajo por una trayectoria de sustrato hacia el primer dispositivo de enrollado, y un dispositivo de recubrimiento, un primer dispositivo de secado, un dispositivo de impresión, un dispositivo de curado y un dispositivo de composición se disponen en la trayectoria del sustrato en tal orden. Un segundo dispositivo de desenrollado, un segundo dispositivo de enrollado y un segundo dispositivo de accionamiento se disponen en el bastidor. El segundo dispositivo de accionamiento acciona un material compuesto proporcionado en el segundo dispositivo de desenrollado para desplazarse por una trayectoria de material compuesto hacia el segundo dispositivo de enrollado. El dispositivo de composición para la composición del material compuesto con el sustrato también se encuentra en la trayectoria del material compuesto. La divulgación proporciona un aparato de impresión digital que logra todas las funciones de recubrimiento, impresión y composición por un solo aparato, mejorando así la funcionalidad, costando menos mano de obra y dinero, y teniendo una mayor eficiencia de producción.