Extraction and separation process for peony stamen polysaccharide

The invention discloses an extraction and separation process for peony stamen polysaccharide. The extraction and separation process comprises the following steps of (1) smashing; (2) breaking cell walls; (3) degreasing and removing oligosaccharide; (4) extracting polysaccharide; (5) removing protein by a sevage method; (6) dialyzing to remove salt and other small molecule compounds, concentrating dialysate under a reduced pressure to obtain a concentrated solution; (7) precipitating polysaccharide and drying, vacuum freeze-drying the collected precipitate, and thus the peony stamen polysaccharide is obtained. The extraction and separation process is simple, practical and controllable. The yield of peony stamen polysaccharide can reach 3.1% and an extraction rate can reach 62.6%.

Method for extracting and preparing sesamin by using HZ816 modified resin

Vehicle single cell and vehicle fluid heat-transfer battery pack

The invention discloses a vehicle single cell which comprises a negative terminal, a heat pipe, diaphragms, a negative plate, a positive plate, a housing and a positive terminal. The heat pipe is arranged at an electrical core position of the vehicle single cell. The heat pipe is parallel to both of the negative terminal and the positive terminal. The negative terminal is connected with the negative plate. The positive terminal is connected with the positive plate. The negative plate, the positive plate and the diaphragms are wrapped outside the heat pipe, and a diaphragm is arranged both between the negative plate and the positive plate and between the positive plate and the heat pipe. The heat pipe is contacted only with the diaphragms. The invention also discloses a vehicle fluid heat-transfer battery pack which comprises multiple vehicle single cells and also comprises a liquid inlet header pipe, a liquid distribution pipe, a connecting pipe, a liquid collecting pipe and a liquid outlet ...

Solid base catalyst for biological diesel oil synthesis, preparation method and uses thereof

The invention discloses a solid base catalyst for biodiesel synthesis, a preparation method and use. The method of the invention has the advantages of simple technique, rich raw materials, low catalyst production cost and the prepared catalyst has high catalytic efficiency, good reproducibility and environmental protection.

Automatic production line for large transfusion flexible bag with dual chambers and tubes made from non-PVC membrane

An automatic production line for the perfusion bag with dual cavities and dual tubes and made of film other than PVC film is composed of machine frame and 17 units sequentially arranged on machine frame, including film feede, printer, connecting tube conveyer, shaper, primary fusing unit, etc.

Rare-earth ceramic for replacing hard alloy to eliminate roller pivot burn

The invention provides rare-earth ceramic for replacing hard alloy to eliminate roller pivot burn. The rare-earth ceramic is prepared from Si3N4, ZrO2 and SiC and comprises a Si3N4 layer, a ZrO2 layer and a SiC layer, wherein the Si3N4 layer is connected with the ZrO2 layer and the SiC layer respectively, and the SiC layer is connected with the hard alloy. The rare-earth ceramic can improve the roller quality of a railway speed increased carriage, reduce rework rate and rejection rate of products, effectively eliminate scratch and burn of a spherical base surface process, reduce the consumption and improve the economic benefit.

Preparation of hypochlorous and disinfectant liquid

Cement grinding aid and application method thereof in cement with large mixing amount of limestone

The invention discloses a cement grinding aid and an application method of the cement grinding aid in a large-dosage limestone mixed material. The cement grinding aid is prepared from the following components in percentage by mass: 8 to 12 percent of diisoalcohol monoethyl propanolamine, 6 to 10 percent of triethanolamine, 8 to 12 percent of polyhydric alcohol, 4 to 6 percent of sodium carbonate, 12 to 18 percent of liquid sodium thiocyanate and 50 to 56 percent of water. The high-dosage limestone cement is prepared from the following components in percentage by mass: 45 to 55 percent of clinker, 5 to 25 percent of waste limestone, 7 to 14 percent of fly ash, 10 to 14 percent of superfine slag powder, 0 to 14 percent of slag, 3 to 6 percent of desulfurized gypsum and a cement grinding aid, and the addition amount of the cement grinding aid accounts for 0.08 to 0.2 percent of the total mass of the high-dosage limestone cement. According to the cement grinding aid and the large-dosage limestone ...

Battery monomer with heat conduction structure, battery and vehicle

The invention relates to a battery monomer with a heat conduction structure. The battery monomer comprises a shell, an anode terminal and a cathode terminal, and at least two battery pieces positioned inside the shell, wherein each battery piece is connected with the anode terminal and the cathode terminal; the battery monomer further comprises at least one heat conduction element; the heat conduction element is arranged between the battery pieces; an insulating layer is arranged on the surface at which the heat conduction element is attached to the battery pieces so as to achieve electric insulation between the heat conduction element and the battery pieces. The invention further relates to a battery with the battery monomer and a vehicle with the battery. Compared with the prior art, the battery monomer can effectively conduct heat from the core of the battery, simplify the internal structure of the battery and remarkably prolong the service of the battery, so that the battery can work ...

Sheet embossing and punching device

A sheet embossing and punching device comprises a rotary embossing roller and a rotary punching knife roller, and the punching knife roller is in transmission connection with at least one embossing roller through meshing teeth to form a linkage relation of synchronous rotation. The device has the advantages that the embossing roller and the punching knife roller form a stable transmission ratio, the defect that the rotating speed ratio of the embossing roller to the punching knife roller in an existing similar device is unstable is overcome, and the device can still stably keep the relative positions of patterns formed on a sheet and a punching line unchanged after long-term operation.

塑料瓶吹瓶机

The invention is a plastic bottle blower, including blank lift device, blank burying device, heating device, blank transmission device and blow molding device, where the blank lift device is set with a blank box and linked with the blank burying device through lift belt, the inlet of heating device is linked with the outlet of the blank burying device and the outlet of heating device linked with the blank transmission device, and the blow molding device is under the blank transmission device, its character: the heating device includes thermal insulating heating tank, heating pipe and blank supporting board, where the heating pipe is placed in the thermal insulating heating tank, the blank supporting board is on the top of the thermal insulating heating tank and set with heat insulating cover on the top and fixed with blank sleeve holding bottle blank at the bottom. It adopts the thermal insulating heating tank to heat the bottle blank, not only saving energy source but making the bottle ...

Single battery and battery pack

The invention discloses a single battery and a battery pack. The single battery comprises a shell, and two or more battery sheets fixedly disposed in the shell in a parallel manner, wherein a heat conducting plate is clamped between each two adjacent battery sheets, and the heat conducting plate stretches out from one side of the shell to form a protruded exposed end. According to the single battery and the battery pack provided by the invention, by arranging the heat conducting plate between two adjacent battery sheets of the single battery, heat generated by the battery sheets is conducted to an exterior heat-radiation apparatus by utilizing thermal conduction; also because the exposed end of the heat conducting plate of the single battery is connected with a heat exchanger, heat exchange is realized by introducing a cooling liquid; and compared with prior art, the heat radiation performance of the single battery is improved, and also the service life of the single battery and the battery ...

Large-power rectification machine filtering device

The utility model provides a large-power rectification machine filtering device. The filtering device comprises a plurality of capacitors, a circuit board and two capacitor plates. The plurality of capacitors are welded and fixed on the circuit board in series connection. The two capacitor plates are arranged at two sides of the capacitors symmetrically and are electrically connected with the circuit board. When the filtering device is compared with the prior art, the capacitors are arranged at two sides of the capacitors symmetrically, the capacitor plates are connected with an output electrode directly, the distance between the capacitors and the output electrode is shortened, the inductive reactance between the capacitors and the output electrode is decreased greatly, the circuit parasitic inductance is lowered greatly and the filtering effect is raised remarkably.

Asynchronous processing method of collected data in communication performance network management system

The invention discloses an asynchronous processing method of collected data in a communication performance network management system, realizing asynchronous operation processing of data in the communication performance network management system through the mechanism of message sending, dispatching, receiving and secondary sending, and solving the problem that network management data are delayed seriously after a plurality of processing procedures. Through the novel method introduced by the invention, all processing modules are naturally connected in series by message sending and receiving on the basis of the message mechanism, the time for periodic waiting is saved and the inputted delay from collection to presentation is minimized, thus the availability of the system is much improved. Meanwhile, the difficulty of data delay caused by network partition and other problems for the original method is solved by the novel method. The invention ensures the network maintenance personnel to capture ...

Method for extracting and preparing sesamin by using HZ816 modified resin

The invention discloses a method of extracting and preparing sesamin by using HZ816 modified resin, which consists of the steps that dry resin and sesame oil are treated with countercurrent mixed adsorption on adsorption columns and then separated to remove ionized sesame oil; the residual sesame oil on the adsorption columns is then washed by n-hexane; finally methanol is used for eluting the sesamin adsorbed on the resin. Sesamin pastes with trace oil can be obtained by heating and recovering the methanol and products with the sesamin content of about 60 percent can be obtained after the trace oil of the sesamin pastes is removed. The invention improves the efficiency of the separation and extraction of the sesamin, simplifies the operation process and improves the economic value of the sesame oil after adsorption.

Video disc opening and closing structure and automobile -used storage tank

The utility model provides a video disc opening and closing structure and an automobile -used storage tank, automobile -used storage tank includes: the storage tank body of drawer type, the storage tank body include the outside that is close to the user and with the relative inboard in the outside, the storage tank body can remove between position and the closed position opening, the setting is in the bottom plate of storage tank body below, wherein, automobile -used storage tank still includes: attach and connect be close to on the storage tank body top surface the video disc opening and closing structure in the outside, and set up the knock pin of storage tank body top. The utility model provides an automobile -used storage tank has simple structure, makes characteristic convenient and " not according to not opening ".

Low calorie foods of nutrition strengthening wheat plantule

The invention discloses a nutritional strengthening wheat germ low calorie meal-instead food, which takes water-soluble wheat germ as matrix, and strengthens nutrients as protein, vitamin, minerals and l-carnitine and the like, and has the characteristic of low calorie and special functions of controlling the velocity of energy metabolism in bodies and providing satiety and the like, and is capable of instead of dinners. The invention reduces energy intake, simultaneously, guarantees the health of human bodies, and promoting the transformation of retention fat in the human bodies. Through eating tests of healthy volunteers whose ages are 21-24 years and body mass index is 20.4-25.4, after eating the meal-instead food, the average time of producing hunger feeling is 3.5-3.8 hours, and the time is accord with normal interval of the time of dining of normal population.

Preparation method for solid base catalyst for biological diesel oil synthesis

The invention discloses a solid base catalyst for synthesizing biodiesel, a preparation method and use thereof. The method of the invention has the advantages of simple technique, rich raw materials,low catalyst production cost and the prepared catalyst has high catalytic efficiency, good reproducibility and environmental protection.

Rectification ejection of compact metering device

The utility model discloses a rectification ejection of compact metering device, the on -line screen storage device comprises a base, the ware of weighing has been placed on the base, it is provided with the platform of weighing on the ware to weigh, weigh and place sealed storage device on the platform, the storage device upper end is provided with the inlet pipe, the inlet pipe passes through the discharging pipe that flexible connecting pipe connects reation kettle, the utility model discloses avoiding artifical and adopting the keg to weigh many times, efficiency is higher, and workman intensity of labour greatly reduced because storage device passes through flexible connecting pipe and reation kettle is flexible links to each other, so the error that flexible connecting pipe brought when weighing is weighed the precision and is met the requirements in a smaller allowed band, weighs the in -process material simultaneously and is in encapsulated situation and does not need to take out ...

Slope body slide-resistant pile capable of rectifying deviation and construction method of slope body slide-resistant pile

The invention relates to the technical field of geotechnical engineering, in particular to a slope anti-slide pile capable of rectifying deviation and a construction method thereof.The slope anti-slide pile comprises an anti-slide pile body, two grouting pipes which are oppositely arranged are arranged in the anti-slide pile body, one grouting pipe is arranged on one side of a landslide surface, and the other grouting pipe is arranged on the opposite side of the landslide surface; one end of the grouting pipe extends out of the top end of the anti-slide pile body to form a grouting opening, the other end of the grouting pipe extends out of the bottom end of the anti-slide pile body, and a plurality of guniting holes are sequentially formed in the extending part from top to bottom; when the slide-resistant pile inclines and slides due to external conditions, the two grouting pipes in the slide-resistant pile are subjected to deviation rectification in a differential pressure grouting mode ...

Hot continuous rolling mill capable of preventing scaling

An anti-scaling hot continuous rolling mill relates to the field of hot continuous rolling mills and comprises a side guide cross beam frame, a side guide transverse width adjusting hydraulic cylinder, a side guide main frame, a side guide width adjusting sliding rail, a working roll bending hydraulic cylinder, a working roll, a working roll contact shaft locking device, a rolling mill inlet side guide and hot rolled strip steel placed on the anti-scaling hot continuous rolling mill. Wherein the first side spraying pipeline, the second side spraying pipeline, the side nozzle and the side hand spraying valve are arranged outside the rolling mill inlet side guide, the side nozzle is installed on the side, close to the working roller, of the first side spraying pipeline, the other side of the first side spraying pipeline is connected with the side hand spraying valve, and the other side of the side hand spraying valve is connected with the second side spraying pipeline; through special structure ...

Self heating antifaking container

The utility model relates to a self heating antifaking container, belonging to the technical field of containers. The utility model is composed of the container, a heat transfer tank, a thin film, a bottom bracket of a supporting bracket, a lower cap, a positioning flange, a push plug, and a sealing layer. The container and a water filling chamber are spaced by the thin film, the thin film, the supporting bracket, and the bottom bracket form a closed space; the push plug is arranged at the center of the bottom bracket, the positioning flange is arranged on the push plug, the sealing layer is arranged at the lower part of the bottom bracket, and a lower cap is arranged at the lower end of the container. The utility model has advantages that the utility model has self heating, antifaking, and convenient use.

Floor space-saved rewinding production line

The invention discloses a floor space-saved rewinding production line. The floor space-saved rewinding production line comprises a pipe winding machine for producing core pipes, a storage rack for storing the core pipes, and a rewinding machine for winding papers on the core pipes, wherein the rewinding machine is arranged at one side of the width direction of the storage rack; a core pipe steering mechanism is arranged between the pipe winding machine and the storage rack; and seen from the direction perpendicular to the horizontal plane, the core pipes output from the pipe winding machine are overturned to the storage rack by the core pipe steering mechanism. The floor space-saved rewinding production line has the following advantages: in the movement process of the core pipes from the pipe winding machine to the storage rack, the core pipes have no need to keep longitudinal movement, and the pipe winding machine can be arranged in a position near the rewinding machine, so that the whole ...

Reed opening/closing structure and automobile -used storage tank

The utility model provides a reed opening/closing structure and automobile -used storage tank. Automobile -used storage tank includes: the storage tank body of drawer type, the storage tank body include the outside that is close to the user and with the relative inboard in the outside, the storage tank body can remove between position and the closed position opening, the setting is in the bottom plate of storage tank body below, wherein, automobile -used storage tank still includes: attach and connect be close to on the storage tank body top surface the reed opening/closing structure in the outside, and set up the knock pin of storage tank body top. The utility model provides an automobile -used storage tank has simple structure, makes characteristic convenient and " not according to not opening ".

Grape wine having functions of perfuming body, beautifying face, aiding sleeping, regulating blood fat and reducing fat

A nutritive health-care grape wine is prepared from 9 Chinese-medicinal materials including wolfberry fruit, male cloves, rose flower, must, etc through cleaning, crushing, immersing in grains spirit, and mixing with grape juice. Its advantage are sure health-care function of making body fragrant, beautifying face, helping sleep, regulating blood fat and decreasing fat, and low cost.

Rewinding machine for shortening paper margin

The invention discloses a rewinding machine for shortening a paper margin. The rewinding machine comprises a rewinding upper roller and a rewinding lower roller, and a core tube channel for guiding a core tube of a paper scroll to enter a roller gap between the rewinding upper roller and the rewinding lower roller, wherein a glue dipping machine for dipping glue on the core tube is arranged in front of an inlet of the core tube channel; a mechanism for driving the core tube to roll is arranged between the glue dipping machine and the inlet of the core tube channel; the core tube is driven by the mechanism to forwards roll towards the rewinding upper roller; and when the core tube is collided with the rewinding upper roller, a glue covered area of the core tube is located in a state of going to be contacted with a paper wound on the rewinding upper roller. The rewinding machine has the following advantages: when the core tube is collided with the paper wound on the rewinding upper roller ...

A device for fixing toilet paper end of reel end

The utility model provides a device for fixing toilet paper end of reel end, includes that tongs, laid paper machine construct, the scroll top is gone into the mechanism and is rolled the mechanism, go into scroll that the mechanism sent to scroll conveying mechanism and laid paper machine by the scroll top and construct the paper of laying and push up together into the tongs, by roll the mechanism will be flagging the both sides limit pressfitting of paper to the opening one's mouth of tongs outside be in the same place. The utility model has the advantages that, overcome a great deal of defect of bringing with glue bonding scroll tail end, need not to exert pressure between the outermost one deck of the tail end of scroll and scroll self, can avoid damaging the scroll, be favorable to improving the quality of finished product scroll. Additionally, if go to fix the tail end without the long scroll of cutting with the device, just need not after long scroll branch is cut into the short ...

Water-cooling heat dissipation plate

The utility model provides a water-cooling heat dissipation plate. The water-cooling heat dissipation plate comprises a substrate, a copper pipe and a filling body. The substrate comprises a groove, the cooper pipe is embedded in the groove, and the filling body fills a gap between the copper pipe and the groove and enables the surface of the substrate to maintain plat. According to the water-cooling heat dissipation plate, the copper pipe is embedded inside the substrate and is taken as a cooling liquid channel, and the copper pipe does not generate a chemical reaction with a cooling liquid easily, so that substances with quite low thermal conductivity are prevented from being accumulated on the wall surface of a pipeline, heat exchange between the heat dissipation plate and the cooling liquid is ensured, a good heat dissipation effect can be maintained for long time, and the reliability of the water-cooling heat dissipation plate is improved. Besides, the filling body fills the gap between ...

Preparation method of high concentration hypochlorous acid disinfecting liquid

The invention discloses a preparation method of high concentration hypochlorous acid disinfecting liquid which comprises the steps of, (1) one-step electrolyzing by employing cation membrane mode, using 0.1-10% chlorine-containing metal salt as the electrolytic solution, (2) stopping electrolysis when the pH of the anode side formation liquid falls down to 3-7.

Method for preparing water cooling plate

The invention provides a method for preparing a water cooling plate. The method comprises the steps that a substrate is provided, and a groove is milled in the surface of the substrate; a copper tube is provided, and the copper tube is embedded in the groove; a filling body is provided, the filling body is poured into the groove under a heating condition, and the groove is full of the filling body; the filling body is mechanically ground, and the surface of the substrate is kept flat; a water inlet joint and a water outlet joint are mounted at the two ends of the copper tube respectively. According to the method for preparing the water cooling plate, the copper tube is embedded in the substrate to be used as a cooling liquid channel, and the copper tube can not be likely to be in chemical reaction with cooling liquid, so that substances with the very low thermal conductivity are prevented from being accumulated on the wall face of a pipeline, the heat exchange between the cooling plate ...

Temperature-detection protective device and air conditioner

The invention provides a temperature-detection protective device and an air conditioner. The temperature-detection protective device comprises a temperature detection unit and a controller, wherein the temperature detection unit is used for detecting the temperature of a heating element on an electric control board of an outdoor unit of the air conditioner; the controller is connected with the temperature detection unit and is used for receiving a temperature signal from the temperature detection unit and outputting a control signal to a frequency-conversion unit of an air-conditioner compressor according to the temperature signal so as to adjust the operating state of the air-conditioner compressor. By the technical scheme provided by the invention, the temperature of the heating element can be detected, and over-temperature protective control can be effectively carried out under the severe environment and abnormal conditions, so that the reliability and the stability for using the outdoor ...

Taiji opening/closing structure and automobile -used storage tank

The utility model provides a taiji opening/closing structure and an automobile -used storage tank, automobile -used storage tank includes: the storage tank body of drawer type, the storage tank body include the outside that is close to the user and with the relative inboard in the outside, the storage tank body can remove between position and the closed position opening, the setting is in the bottom plate of storage tank body below, wherein, automobile -used storage tank still includes: attach and connect be close to on the storage tank body top surface the taiji opening/closing structure in the outside, and set up the knock pin of storage tank body top. The utility model provides an automobile -used storage tank has simple structure, makes characteristic convenient and " not according to not opening ".

Band saw paper cutter

The utility model provides a band saw paper cutter, includes the band saw that encircles on two carousels, and along with the rotation of two carousels, the motion of circulation tape transport is done to the band saw, and the cover has the ware that twists reverse of two certain distances of being separated by on the band saw, and two intervals of twising reverse between the ware constitute the cutting district of band saw cutting work piece, when the motion of circulation tape transport is done to the band saw in the cutting district, the band saw is twistd reverse the ware distortion by two and tightens. This band saw paper cutter can prevent that the band saw from taking place swing or slope in cutting process, makes to be leveled by the cutting plane of converted products, improves product quality.

Large bearing testing machine

The invention belongs to the technical field of bearing tests, in particular to a large bearing testing machine. The large bearing test machine is characterized by consisting of a test unit, a loadingunit, a drive unit, a control unit, a hydraulic power unit and a workbench. The loading unit, the drive unit and the control unit are arranged on the workbench, the test unit is arranged on the loading unit, the hydraulic power unit is arranged behind the workbench and connected with the loading unit, the control unit is matched with the test unit, the loading unit, the drive unit, and the hydraulic power unit respectively. The test unit is used for receiving a large bearing for test, the loading unit applies radial load, axial load and capsizing moment to the test bearing, the drive unit drives the test bearing to rotate at a specified rotation speed and torque, and the control unit controls electrical operation and protection, monitors test operation, analyzes test procedures and results, ...

Method and device for generating master-salve servo system synchronous signals, and lamp detector

The invention discloses a method and a device for generating master-salve servo system synchronous signals, and a lamp detector. The method for generating the master-salve servo system synchronous signals comprises the following steps that: a master servo system and a slave servo system receive control information sent by a virtual main shaft respectively; the master servo system and the slave servo system track the virtual main shaft according to the control information, and generate a master position following error and a slave position following error respectively; a judging module judges whether the master position following error and the slave position following error are in accordance with a predetermined condition; when the master position following error and the slave position following error are in accordance with the predetermined condition, a synchronous signal generating module generates the synchronous signals. By the invention, the position errors between the master and slave ...

Preparation of hypochlorous and disinfectant liquid

Two processes of preparing HClO disinfectant. NO.1 a. Electrolysis NaCl solution with no diaphragm, made molNaCl:mol NaClO>1:1; b. Electrolysis further electrolytic solution from a besides positive pole at diaphragm cell. HCl produced neutralizes NaClO to form HCl. NO.2 Electrolysis NaCl solution with no diaphragm to be NaClO, HClO and HCl. Mix the produced solution from a and b to form HClO.

Yangling tonic wine

The Yangling tonic wine is one health drink. It is made by washing and processing 23 kinds of Chinese medicinal materials including buck penis, mink penis, male moth, ginseng, epimedium, etc., soaking in spirit, and blending. It has unique recipe and preparation process. It has the obvious treating effects on male's and female's sexual dysfunction, asexuality, sterility, genital organ atrophy, etc. and has no any toxic side effect and negative reaction. It may be taken regularly.

Transformer

The utility model provides a transformer, which comprises an aluminum base, a primary coil and a heat conduction filling body, wherein the aluminum base comprises a center post and an outer ring; a groove is formed between the center post and the outer ring; the primary coil is arranged in the center post in a sheathing way and is accommodated in the groove, and the heat conduction filling body covers the surface of the primary coil. The transformer provided by the utility model has the advantages that the heat conduction filling body covers the surface of the primary coil, the heat conduction area is increased, the heat conduction filling body is used for transferring the heat to the aluminum base to be radiated out in time, the heat radiation effect is obviously improved; in addition, a cooling liquid passage is also arranged at the bottom of the aluminum base, thus the heat is brought away through the flowing of cooling liquid, and the heat radiation effect of the transformer is further ...

Rewinder stable and reliable in winding

The invention discloses a rewinder stable and reliable in winding. The rewinder comprises a rewinding roller for winding paper into a paper roll, wherein a plurality of rows of gas suction openings arrayed along the circumferential direction of a roller body are formed in the cylindrical surface of the rewinding roller; each row of the gas suction openings consist of a plurality of gas suction openings arrayed along the axial direction of the roller body; every two adjacent gas suction openings in every two adjacent rows of gas suction openings are formed in different vertical axis surfaces of the rewinding roller. Under a condition that the total number of the gas suction openings is not changed, the arraying density of each row of gas suction opening in the circumferential direction of the roller body can be increased, so that the following advantages are achieved: 1, the paper roll is more stable under stress during winding, and the winding success rate is increased; 2, the stress is ...

Unwinding mechanism for roll-shaped web

The utility model discloses an unwinding mechanism for a reel-shaped web. Wherein the first circulating element drives the winding drum to rotate at a first unwinding position, the winding drum displacement mechanism drives the winding drum to move from the first unwinding position to a second unwinding position, the second circulating element enables the winding drum to keep rotating in the moving process of the winding drum, and the second moving mechanism drives the second circulating element to move along with the winding drum. The utility model has the advantages that a special standby position for placing a new winding drum is not required to be arranged, and the rotation of the winding drum is not required to be maintained by the tensile deformation of the circulating element in themoving process of the winding drum, so that the mechanism is simplified, the durability of the circulating element is improved, the space occupied by the mechanism is reduced, and the working efficiency ...

Fold ink jet numbering machine in advance

The utility model discloses a fold ink jet numbering machine in advance, the working bench comprises a work bench, install XY axle manipulator and ink jet numbering machine on the workstation, XY axlemachinery handbag draws together first guide rail and the second guide rail that mutually perpendicular set up, sliding connection has and folds the unit mount board in advance on the second guide rail, fold the unit mount board in advance including perpendicular first mounting panel and the second mounting panel of connecting, yard shower nozzle that spouts of ink jet numbering machine moves towards the mesa of workstation, the camera that is used for treating the circuit board folded in advance and shoots is installed to the second mounting panel, electromechanics is connected with the computer mutually, the computer electricity is connected the ink jet numbering machine. When folding in advance, the ID sign indicating number spraying district of spraying to the PP board that reads theID ...