Method for cleaning and wiping infrared lens before film coating

The invention relates to a method for cleaning and wiping an infrared lens before coating, and belongs to the technical field of optical processing. The invention relates to a method for cleaning and wiping an infrared lens before coating, which comprises the following steps of: (1) alcohol soaking and pre-cleaning: (1) soaking the polished and/or single-point turned infrared lens with alcohol, and then scrubbing the infrared lens with absorbent cotton under the condition of alcohol soaking; (2) cleaning with a cleaning agent: cleaning the pre-cleaned infrared lens with degreasing cotton dipped with the cleaning agent except the solvent type cleaning agent, and flushing the cleaning agent with pure water after cleaning; and (3) alcohol soaking and scrubbing: scrubbing the infrared lens washed by the pure water with cotton cloth under the condition of alcohol soaking. The infrared lens treated by the method disclosed by the invention is matched with a specially-made cleaning agent, so that ...

Connection conversion device of intelligent terminal

A connection conversion device of an intelligent terminal comprises a square shell, wherein an inlet wire connection interface and an outlet wire connection interface which correspond to each other are respectively arranged on two opposite side walls of the shell and are connected to each other in the square shell so that a corresponding connection mechanism is formed; an analog signal connection mechanism and a digital signal connection mechanism are arranged on the square shell at least; the analog signal connection mechanism is at least provided with two inlet wire connection interfaces and two outlet wire connection interfaces; the connection interfaces are flange type aviation male plugs respectively; an 8-core binding post is arranged in each plug; each inlet wire is connected with a corresponding outlet wire in a point-to-point mode; the digital signal connection mechanism at least comprises three inlet wire connection interfaces and three outlet wire connection interfaces; the inlet ...

Air pressure type device for detecting aluminum melt impurity and method thereof

The invention provides air-pressure typed aluminium melt inclusion detection equipment and a method thereof, belonging to the field of casting technique. The detection equipment consists of three parts: an air pressure system, a temperature control system and a filter weight-measurement system; the air pressure system is arranged outside the range of temperature control and provides stable pressure difference for the filter weight-measurement system; the temperature control system is arranged inside the air pressure system and at the external side of the filter part of the filter weight-measurement system, thus ensuring stable temperature during the filtration process; the filter weight-measurement system consists essentially of two parts: a filter part and a weight-measurement part, wherein, the filter part is arranged in the temperature control system and the weight-measurement part is placed right below the filter part; the filter weight-measurement system completes the filtration of ...

Apparatus for detection of foreign material in aluminum as well as aluminum alloy fondant

The invention provides a device for detecting occluded foreignsubstances in the aluminum and aluminum alloy fused mass, which belongs to the field of casting technique. The invention is composed of a temperature controlling system, a filtering system, a vacuum system, a real time weighting system and a computer. The temperature controlling system is equipped around the filtering system, the vacuum system is under the filtering system which is tightly coupled with the filtering system, the filtering system is equipped in the temperature controlling system and above the vacuum system, the weight sensor part of the real time weighting system is in the vacuum system and under the filtering system, the controlling part of the real time weighting system is outside the vacuum system and is connected with the computer, which outputs weight signal for the computer; the computer is respectively connected with temperature controlling system, vacuum system and real time weighting system. The invention ...

Ultrahigh-resolution wide-angle infrared lens

A first lens, a second lens, a third lens and a fourth lens are sequentially arranged from an object side to an image side along an optical axis, the first lens, the second lens and the fourth lens are meniscus lenses with convex surfaces facing the object side, and the third lens is a meniscus lens with a concave surface facing the object side. According to the wide-angle infrared lens, under the focal length of 15 mm, the sizes of all the lenses in the optical axis direction are as follows: the air interval between the first lens and the second lens is 24.25 mm, and the air interval between the second lens and the third lens is 16.25 mm; the air space between the third lens and the fourth lens is 10mm; the distance between the fourth lens and the focal plane of the infrared detector is 11.88 mm. The ultra-high-resolution wide-angle lens has the advantages of high imaging quality, large field-of-view detection range, compact structure, low cost and the like, and can be applied to security ...

Zero-waste-yarn bottom starting control method of full-automatic computerized flat knitting machine

The invention discloses a zero-waste-yarn bottom starting control method of a full-automatic computerized flat knitting machine, which comprises the following operation steps that a front roller servo driver drives a front roller servo motor to work, a rear roller servo driver drives a rear roller servo motor to work, the front roller servo motor drives a front roller control module to control a front roller, and the rear roller servo motor drives a rear roller control module to control a rear roller. The rear roller servo motor drives the rear roller control module to control the rear roller, waste yarn bottom raising is controlled through the front roller and the rear roller, and the effect of zero waste yarn bottom raising is achieved. According to the zero-waste-yarn bottom-raising control method of the full-automatic computerized flat knitting machine, the double-roller control module and the waste yarn bottom-raising state monitoring module are arranged, bottom-raising operation can ...

Apparatus for detection of foreign material in aluminum as well as aluminum alloy fondant

The invention provides a device for detecting occluded foreignsubstances in the aluminum and aluminum alloy fused mass, which belongs to the field of casting technique. The invention is composed of a temperature controlling system, a filtering system, a vacuum system, a real time weighting system and a computer. The temperature controlling system is equipped around the filtering system, the vacuum system is under the filtering system which is tightly coupled with the filtering system, the filtering system is equipped in the temperature controlling system and above the vacuum system, the weight sensor part of the real time weighting system is in the vacuum system and under the filtering system, the controlling part of the real time weighting system is outside the vacuum system and is connected with the computer, which outputs weight signal for the computer; the computer is respectively connected with temperature controlling system, vacuum system and real time weighting system. The invention ...

Portable pipeline automatic circumferential walking device and pipeline processing method

The invention discloses a portable pipeline automatic circumferential walking device and a pipeline processing method, which belong to the technical field of pipeline processing and construction. The portable pipeline automatic circumferential walking device consists of a circular rail, a walking mechanism and a control part. The circular rail consists of a rail and a grab for mounting the rail. The portable pipeline automatic circumferential walking device has the characteristics that one type of rail is adaptable to a plurality of types of pipe diameters, and a plurality of types of rails is adaptable to more pipe diameters in a matching mode. The walking mechanism consists of a machine frame, wheels, a chain tensioning mechanism, a driving motor system and a chain. The control part consists of a local controller and a remote controller. The local controller can adjust positive rotation and negative rotation of a motor, and can adjust the walking mechanism to perform clockwise rotation ...

Infrared chalcogenide glass lens with AR/DLC composite coating film and preparation method of infrared chalcogenide glass lens

The invention relates to an infrared chalcogenide glass lens and a preparation method thereof, and belongs to the field of optical materials. A chalcogenide glass lens is used as a substrate, a first Ge film layer, a first ZnSe film layer, a second Ge film layer, a first ZnS film layer, a third Ge film layer and a DLC film layer are sequentially arranged on the front face of the substrate from inside to outside, and a first Ge film layer, a first ZnS film layer, a second Ge film layer, a second ZnS film layer, a first YbF3 film layer and a third ZnS film layer are sequentially arranged on the back face of the substrate from inside to outside. According to the invention, the friction resistance, the corrosion resistance and the surface hardness of the surface of the chalcogenide glass lens are effectively improved, the average transmittance of the chalcogenide glass lens at the wave band of 8-12 microns is greater than or equal to 92.5% after two surfaces of the chalcogenide glass lens are ...

Representing method of intelligent substation optical fiber link

Disclosed is a representing method of an intelligent substation optical fiber link. The representing method of the intelligent substation optical fiber link includes: using Microsoft Excel to produce an optical identification information data worksheet on a computer according to a design drawing and field practical construction situations; representing the intelligent substation optical fiber link according to following rules: a) if the intelligent substation optical fiber link is linked through tail fibers, directly writing words 'tail fiber'; b) if the intelligent substation optical fiber link is linked through optical cables, writing words 'ODF: N/N-optical cable number-ODF:N:N/N', and if using words 'prefabrication' to replace the words 'ODF:N:N/N', representing that the optical cable at the end does not need field butt fusion, and is a prefabricated optical cable with a customized optical fiber head, wherein ODF represents an optical melt fiber disk, N represents the number of the ...

3PE anticorrosion layer removing and pipeline beveling continuous operation machine

The invention relates to the technical field of pipeline machining, in particular to a 3PE anticorrosion layer removing and pipeline beveling continuous operation machine comprising an anticorrosion layer removing execution module, a cutting module and a dust collecting module which are arranged on circular traveling equipment. The machine can realize continuous operation in removing of a 3PE pipeline anticorrosion layer and cutting of a pipeline groove on a construction site to solve the problem of low efficiency during 3PE anticorrosion steel pipe construction, and has the advantages of being capable of replacing manpower, portable, quick to mount and switch and safe and environment friendly and realizing one-machine two-function.

Tube climbing type tube intersecting line and groove cutting machine

The invention discloses a tube climbing type tube intersecting line and groove cutting machine. The tube climbing type tube intersecting line and groove cutting machine comprises a track, a tube climbing trolley, a transverse moving mechanism and a control system, wherein the track is arranged on a tube; the tube climbing trolley moves on the track; the transverse moving mechanism is connected with the tube climbing trolley; and a groove cutting mechanism which is used for cutting off the tube is arranged at one end of the transverse moving mechanism. A tube climbing type structure which comprises the track, a plurality of rows of chains and a wide trolley body is used, equipment is light and is low in height, intersecting lines and grooves can be cut off simultaneously, and a model is extensible. Mechanical transmission errors can be corrected by a sensing technology, a track can be controlled accurately, the cutting surface precision is improved, an internet fault diagnosing and updating ...

Air pressure type device for detecting aluminum melt inclusions and method thereof

The invention provides air-pressure typed aluminium melt inclusion detection equipment and a method thereof, belonging to the field of casting technique. The detection equipment consists of three parts: an air pressure system, a temperature control system and a filter weight-measurement system; the air pressure system is arranged outside the range of temperature control and provides stable pressure difference for the filter weight-measurement system; the temperature control system is arranged inside the air pressure system and at the external side of the filter part of the filter weight-measurement system, thus ensuring stable temperature during the filtration process; the filter weight-measurement system consists essentially of two parts: a filter part and a weight-measurement part, wherein, the filter part is arranged in the temperature control system and the weight-measurement part is placed right below the filter part; the filter weight-measurement system completes the filtration of ...

Portable pipeline automatic circumferential walking device and pipeline processing method

Metering and batching mixing control method and system based on data fusion

The invention relates to the technical field of control systems, in particular to a metering and batching mixing control method and system based on data fusion, and the method comprises the steps: obtaining real-time data and historical data; performing unified standardization on timestamps of different data sources; sorting and classifying data from different data sources according to time stamps according to time to complete data fusion; taking the raw material ratio as an independent variable, taking the ingredient mixing effect as a dependent variable, determining a regression model according to the relationship between the independent variable and the dependent variable, and performing fitting; evaluating and adjusting the fitted regression model; and predicting the ingredient mixing effect according to the evaluated and adjusted regression model, and performing ingredient mixing control according to a prediction result. By collecting, fusing and analyzing data from different sources ...

Portable communicated-hole numerically-controlled cutting machine

The invention discloses a portable communicated-hole numerically-controlled cutting machine comprising a support unit, a main machine unit and a control unit. The support unit comprises a first support, a second support, a third support and a fourth support. A strong magnetic base is arranged at the bottom of the first support, the third support is of a cantilever structure, one end of the third support is connected with the first support, and the second support is arranged between the first support and the third support. The main machine unit comprises a gas distributor, a cutting gun, an air pipe, a motor shell, a first stepping motor, a second stepping motor, a first shell, a second shell, a main machine junction box, an upright, a coupler, a height moving block, a positioning laser device and a connection device. The portable communicated-hole numerically-controlled cutting machine has the advantages that the strong magnetic attraction base is adopted to guarantee reliability of machining ...

8-12 m waveband HD film infrared germanium diaphragm

The invention relates to an 8-12 [mu] m waveband HD film infrared germanium diaphragm, and belongs to the technical field of infrared optics. The diaphragm comprises a germanium substrate, a front HD film and a back AR film, the front HD film system sequentially comprises a Ge film layer, a ZnS film layer, a Ge film layer, a ZnS film layer, a YbF3 film layer and an infrared hardened film layer from inside to outside, and the back AR film system sequentially comprises a Ge film layer, a ZnS film layer, a Ge film layer, a ZnS film layer, a YbF3 film layer and a third ZnS film layer from inside to outside. The front HD film and the back efficient antireflection film of the germanium lens are designed and optimized by selecting special materials, reasonably matching film layer structures and finely controlling the thickness of each film layer according to the film strength and spectrum permeability requirements of the infrared optical film of the germanium lens; and the HD film germanium lens ...