444 results about "Infrared emitter" patented technology

The invention discloses an automatic hoisting and positioning system and method for prefabricated parts, and relates to the technical field of building construction. The system comprises a tower crane, a frequency conversion trolley, a three-axis pan-tilt stabilizer, a receiver positioning device and an infrared emitter which are coaxial, an intelligent terminal control system with a pre-stored BIM model, and an integrated inertial sensing unit and a dome camera monitoring system. The intelligent terminal generates target coordinates through the BIM positioning reference module, the real-time deviation calculation module quantifies three-dimensional positioning and axis perpendicularity deviation, and the compensation instruction generation module drives targeted adjustment; through combination of infrared dual-mode switching, frame line deviation correction and inertia swing dynamic suppression, precise positioning and obstacle avoidance cooperation is realized. According to the method, through the closed-loop process of benchmark setting, obstacle avoidance lifting, fine compensation and standard confirmation, it is guaranteed that the positioning deviation is not larger than 0.8 mm, the axis perpendicularity is not larger than 0.3 degree, and the inertia swing is not larger than 10 cm, the problems that traditional hoisting is poor in precision and large in inertia interference are solved, and the installation quality and the operation efficiency are improved.

The invention discloses an all-dimensional deviation preventing device for mine geological drilling, and relates to the technical field of mine geological drilling, the all-dimensional deviation preventing device comprises a drilling frame, a plurality of fixing frames are fixedly connected to the peripheral edge of the drilling frame, and a plurality of mounting plates are fixedly connected to the positions, close to the fixing frames, of the peripheral edge of the drilling frame; the top of the fixing frame is fixedly connected with a fixing shell and an auxiliary shell, and rails are arranged on the inner walls of the bottoms of the fixing shell and the auxiliary shell. According to the all-dimensional anti-deviation device for mine geological drilling, after the angle box rotates, parallel infrared rays generated by the multiple infrared emitters on one side of the angle box vertically irradiate the surface of the detection plate, and after photosensitive sensors at different positions detect signals, the angle box is turned on; the deflection angle of the angle box is detected by comparing signal positions, so that the inclination angle change of the drilling pipe in a three-dimensional space is detected at any time, and the effect of detecting whether the angle of the drilling pipe deviates or not at any time in the mine drilling process is achieved.

The invention provides a cold heading cutting forming mechanism and a using method, and belongs to the technical field of cold heading machining. Comprising a forming mechanism body, a forming cavity is formed in the inner side of the front portion of the upper end of the forming mechanism body, a cold heading cutter is arranged on the right side of the forming cavity, a protective mounting module is arranged at the upper end of the cold heading cutter, and a control panel is arranged above the right end of the protective mounting module. Through cooperation of the infrared emitter and the infrared reflecting mirror, the cross block and the cold heading cutter holder are adjusted to be perpendicular to each other according to the action of infrared reflection, and then when a metal wire is cut, once the cutting angle of the cold heading cutter deviates due to abrasion or other factors, the cross block and the cold heading cutter holder can be adjusted to be perpendicular to each other. When the metal wire is processed, the infrared emitter and the infrared reflecting mirror deviate, at the moment, the programmable logic controller receives a signal and transmits the signal to the control panel, and the cold heading cutter is powered off in time, so that the cold heading cutter is protected, and the safety of the metal wire during processing can be improved.

The invention relates to the technical field of lithium battery production, in particular to a high-power long-strip-shaped lithium ion battery aluminum plastic film cutting device and method. Comprising a conveying support, a fixing support installed on one side of the conveying support, an aluminum plastic film installation mechanism arranged on the conveying support, an automatic feeding mechanism, an automatic discharging mechanism and a cutting mechanism arranged on the fixing support, a circulating water pump and a refrigeration box are installed at the bottom of a water tank, and a pressing and fixing mechanism is installed on the fixing support. Through the arrangement of the cooling mechanism, the phenomenon of cutting layering caused by heat transfer during cutting is prevented, the cutting quality is improved, through the arrangement of the pressing and fixing mechanism, the situation that the cutting edge is curled due to the fact that an aluminum plastic film is bent during cutting is prevented, and through the arrangement of the automatic feeding mechanism and the automatic discharging mechanism, the cutting efficiency is improved. The operation safety is improved, the manual labor effect is reduced, through the infrared transmitter, the device has the automatic metering function, and the use convenience is improved.

The utility model relates to the technical field of drop hammer impact experiments, in particular to a drop hammer impact experiment device for pipeline detection, which comprises a pipeline storage box, an impact drop hammer structure is arranged above the pipeline storage box, and a repeated springback prevention structure is mounted on the upper surface of the pipeline storage box. And the repeated springback prevention structure comprises a fixing block, a first electric telescopic rod, a bulletproof baffle, an infrared transmitter and an infrared receiver, a pipeline clamping structure is arranged in the pipeline storage box, and a groove to be hammered and punched is formed in the upper surface of the pipeline storage box. According to the utility model, the falling impact hammer can be prevented from repeatedly and continuously impacting the pipeline to be detected by the falling impact hammer through fixing and clamping after the falling impact hammer is impacted by the repeated springback prevention structure, so that the impact detection result is prevented from being influenced, and the accurate detection value of the pipeline cannot be obtained.

The utility model discloses mixed feed additive split charging equipment, which relates to the technical field of feed processing and comprises a base plate, a split charging mechanism is arranged at the top of the base plate, a mixed discharging mechanism is arranged above the split charging mechanism, and vertical plates are fixedly mounted on the front side and the rear side of the top of the base plate. And first electric push rods are fixedly installed on the opposite faces of the two vertical plates correspondingly, hot melting plates are fixedly installed at the output ends of the two first electric push rods correspondingly, an infrared transmitter is fixedly installed below the front side of the vertical plate on the rear side of the top of the base plate, and the subpackaging mechanism comprises an annular rotating disc and a servo motor. According to the mixed feed additive subpackaging device, the subpackaging mechanism, the vertical plate, the first electric push rod, the hot melting plate and the infrared transmitter are matched with one another, so that mixed feed additives can be rapidly and circularly subpackaged during subpackaging, repeated manual taking and placing of subpackaging bags are not needed, the labor intensity is effectively reduced, and the subpackaging efficiency is improved.

The utility model relates to the technical field of textile, and discloses a needle inspection machine for textile, which comprises a feeding conveyor, an inspection machine body is arranged on the feeding conveyor, a connecting frame is fixedly mounted between the feeding conveyor and a first discharging conveyor, movable rollers are uniformly and rotatably mounted on the connecting frame, a mounting frame is fixedly mounted on the connecting frame, and the movable rollers are rotatably mounted on the mounting frame. An auxiliary classification assembly is arranged on the installation frame, an infrared emitter is fixedly installed on one side of the connecting frame, and an infrared receiver is fixedly installed on the side, opposite to the infrared emitter, of the connecting frame. According to the utility model, the auxiliary classification assembly is arranged, unqualified textiles are pushed to the unqualified product collection area for centralized collection, and qualified textiles can be normally conveyed to the qualified product collection area for centralized collection, so that the textiles are classified and collected in a centralized manner when broken needle inspection is carried out on the textiles; subsequent personnel can conveniently carry out centralized treatment on unqualified textiles containing broken needles, and the overall inspection and treatment efficiency is improved.

A cooking appliance for cooking food has a cooking chamber (14), at least one infrared emitter (28) for heating food arranged in the cooking chamber (14), and a microwave source for supplying microwaves to the cooking chamber (14). The cooking appliance has a reflector with at least one reflector tube (34) that directs infrared rays (42) from the infrared emitter (28). The reflector tube (34) is dimensioned such that it acts as a microwave shield for the infrared emitter (28).

The utility model discloses an aluminum oxide grain size control device which comprises a fastening frame, side protection plates are installed on the two sides of the inner side of the fastening frame, an infrared emitter A is installed on one side of each side protection plate, a rectangular installation plate is installed at the upper position between the side protection plates, a feeding belt is installed on the inner side of the fastening frame, and an infrared emitter B is installed on the upper portion of the rectangular installation plate. An aluminum oxide crystal grain storage cavity is formed in the feeding belt, aluminum oxide crystal grains are placed on the aluminum oxide crystal grain storage cavity, a control box is installed on one side of the outer side of a fastening frame, a fastening plate is installed at the top of the fastening frame, and the two ends of the fastening plate are connected with the fastening frame through connecting blocks. And an infrared emission instrument B is mounted at the bottom of the fastening plate. The feeding belt is installed on the inner side of the aluminum oxide crystal grain detection device, the aluminum oxide crystal grain storage cavity is formed in the feeding belt, three aluminum oxide crystal grains can be placed in the aluminum oxide crystal grain storage cavity at the same time, and the detection efficiency is greatly improved by detecting the three aluminum oxide crystal grains.

The special-shaped angle cutting machine for the coop supporting beam comprises a workbench, an installation frame is vertically installed on the surface, close to the edge, of the top of the workbench, a driving air cylinder is installed on the surface of the top of the installation frame, and the output end of the driving air cylinder penetrates through the surface of the installation frame to be connected with an installation plate. A mounting block is movably mounted on the surface of the bottom end of the mounting plate, a cutting blade is vertically mounted on the surface of the bottom end of the mounting block, a threaded rod is vertically mounted at the top of the mounting block, and an arc-shaped sliding way is formed in the surface of the mounting plate in a penetrating mode. According to the special-shaped cutting device for the coop supporting beam, the mounting plate, the arc-shaped sliding way, the mounting block, the cutting blade, the threaded rod, the threaded extrusion cylinder and the rotating cover are arranged and used in cooperation, the direction of the cutting blade can be adjusted conveniently, and therefore special-shaped cutting of the coop supporting beam can be achieved; and the coop supporting beam can be conveniently and rapidly positioned when being cut.

The invention discloses an automatic seam aligning and correcting device for submerged-arc welding based on infrared positioning, relates to the technical field of submerged-arc welding, and aims to solve the technical problems that a worker needs to manually align a seam at present, the efficiency is low, the precision is poor, and the labor intensity is high. Comprising a machining table, a moving mechanism arranged on the machining table, a welding mechanism arranged on the moving mechanism and a correcting mechanism arranged on the welding mechanism, the moving mechanism comprises a moving box arranged at the rear end of the machining table, the welding mechanism comprises a fixing plate, and an infrared emitter and a camera are arranged at the lower end of a third mounting plate. And the correcting mechanism comprises a correcting pipe, a sixth mounting plate and a scraping plate, and the correcting pipe is mounted at the tail end of the fourth mounting plate. The automatic welding device has the advantages that the welding gun can be automatically monitored and adjusted, compulsive deviation correction is achieved in cooperation with the correction pipe, welding precision is guaranteed, the pressure plate controls the size of a welding seam, the scraper automatically cleans welding slag, the welding efficiency and quality are greatly improved, and the labor cost is reduced.

A portable optical spectroscopy system may provide noninvasive imaging of human tissue. The system may comprise a multi-wavelength near-infrared emitter source including at least one multi-chip light source configured to sequentially emit light at multiple wavelengths. A local controller may be configured to control a light emission sequence at two or more wavelengths. A sensor may be aligned in reflectance geometry with the emitter sources and configured to detect diffusely reflected near infrared light from biological tissue. A remote processor may be configured to reconstruct two-dimensional images of tissue optical properties in real time. Sequential NIR illumination from at least one source may be aligned with the sensor detector. The multi-wavelength near-infrared emitter source may comprise wavelengths selected from 670 nm, 810 nm, and 950 nm corresponding to absorption characteristics of deoxyhemoglobin, oxyhemoglobin, water, and fat. The system may generate cross-sectional images displaying spatial distribution of tissue constituents.

A display may use a waveguide to provide image light to an eye box. An emitter may emit infrared light collimated at different angles relative to a collimated axis and divergent along an orthogonal axis. The waveguide may propagate the infrared light and may include overlapping one-dimensional diffractive gratings with parallel periodic structures. Each grating may diffract, towards the eye box, a respective portion of the infrared light from a respective incident angle onto a respective output angle relative to the collimated axis. A camera may capture glints of the infrared light as reflected off a user's eye at the eye box for performing gaze tracking. The emitter and the gratings may effectively form a one-dimensional line of infrared emitters overlapping the eye box while allowing the optical emitter to remain invisible to a user.

The application discloses a kind of multi-modal signal acquisition device and system of fusion near infrared and ear brain electricity, for brain electricity signal acquisition, including earphone main body, earplug ear electricity collector, near infrared emitter, detection device;Wherein, the earphone main body is ear cover type structure;The earplug ear electricity collector is fixedly connected with the inner wall of ear cover of the earphone main body, and the earplug ear electricity collector is compatible with human ear;N the near infrared emitter is installed in the ear cover and scalp contact place of the earphone main body;M the detection device is installed in the ear cover and scalp contact place of the earphone main body.The electrode of the present application is fully contacted with human body, and is stably contacted in a large area, and is not easy to slide or fall off, and the concealment is considered.

The utility model discloses a voice alarm device for a cloth storage rack, which relates to the field of cord fabric production, and aims to solve the problem that the cloth storage rack is unbalanced in the running process due to the fact that the joints of the cloth storage rack and four legs of an upper truss rise asynchronously, and adopts the technical scheme that the top wall of the upper truss is fixedly provided with a reflecting mirror matched with an infrared detection module; an infrared emitter and an infrared receiver are distributed on the face, close to the reflector, of the infrared detection module at intervals, and an audible and visual alarm matched with the infrared detection module is fixedly arranged on the outer wall of the supporting column. Therefore, the effect that the operator can know the relative height change of the four corners of the cloth storage frame conveniently while the operator is quickly warned in an early warning mode is achieved.

The utility model discloses an energy-saving electric bending machine in the technical field of bending machines, which comprises a mounting frame, an upper die arranged on one side of the mounting frame, a lower die arranged below the upper die, a driving unit and a first limiting unit. According to the utility model, the upper mold is arranged on one side of the mounting rack, so that when the device is used, a user installs the lower mold on the surface of the mounting rack through the first limiting unit, and installs the two infrared emitters and the two infrared receivers on the surfaces of the upper mold and the lower mold respectively through the second limiting unit; and finally, the upper die is controlled to press downwards through the driving unit, in the pressing process, infrared rays emitted by the two infrared ray emitters are irradiated on the two infrared ray receivers all the time, and if the infrared ray receivers can receive the infrared rays all the time, tool setting is accurate (it is ensured that the two ends of the upper die are both aligned with the two ends of the lower die).

The utility model discloses a position correcting and deviation rectifying device for printing of a square-bottom valve bag, and particularly relates to the technical field of printing of the square-bottom valve bag, the position correcting and deviation rectifying device comprises a printing machine, and two sets of limiting assemblies distributed front and back are arranged on a workbench of the printing machine; the limiting assembly comprises a shell fixed to a workbench of the printing machine, a plurality of limiting blocks are fixed to the top end and the bottom end of the interior of the shell, and a guide wheel is rotationally connected between each limiting block and one side wall of the interior of the shell. A plurality of infrared emitters and a plurality of infrared receivers are fixed to the top end and the bottom end in the shell respectively, the infrared emitters and the infrared receivers are arranged on the side, away from the guide wheel, of the limiting block, and each infrared receiver is located under the corresponding infrared emitter. The square bottom valve bag printing device can greatly reduce the probability of printing deviation, improves the printing quality of a square bottom valve bag, is suitable for continuous printing operation, and is high in processing efficiency.

The invention belongs to the technical field of medical treatment, and particularly relates to a thoracic surgery multi-cavity thoracocentesis drainage device which comprises a transparent shell, two hydrops tanks are arranged in the transparent shell, a puncture needle is arranged above the transparent shell, and a drainage tube is fixed to one end of the puncture needle; a micro motor is installed at the bottom end of the transparent shell, two rolling wheels are rotationally connected into the transparent shell, the two rolling wheels are sleeved with a moving plate, mounting frames are arranged on the two sides of the interior of the transparent shell, and an infrared transmitter and an infrared receiver are installed on one sides of the two mounting frames correspondingly; wherein one liquid accumulation tank is arranged between the infrared transmitter and the infrared receiver, and one mounting frame is further provided with a distance sensor. The micro motor rotates to drive the movable plate and the standby liquid accumulation tank to move towards the liquid accumulation tank filled with liquid, and the lifting plate is separated from the connector, so that the liquid accumulation tank filled with liquid is conveniently replaced by the standby liquid accumulation tank.

A compression therapy device includes an inflatable body enclosing an elongate passage. The elongate passage defines an interior of the compression therapy device. The compression therapy device also includes a liner attached to the inflatable body. The liner includes a window. The compression therapy device also includes an elongate infrared emitter configured to emit infrared radiation away from the inflatable body and into the passage through the window. The elongate infrared emitter is substantially aligned with a lengthwise direction of the elongate passage.

The utility model provides an infrared distance measuring structure, an infrared distance measuring device and a self-moving robot, and the infrared distance measuring structure comprises an infrared transmitter, a first infrared receiver, a second infrared receiver, a circuit board, a first limiting structure, and a second limiting structure. The first limiting structure is used for limiting the receiving range of the first infrared receiver to be a first receiving range, and the second limiting structure is used for limiting the receiving range of the second infrared receiver to be a second receiving range. According to the infrared distance measurement structure, the infrared distance measurement device and the self-moving robot provided by the utility model, infrared signals at different angles are detected through the plurality of infrared signal receivers, and the distance of an obstacle is judged according to the condition that whether signals received by each infrared signal receiver exist or not, so that the self-moving robot is driven to avoid the obstacle; and the distance of the obstacle is not judged through the infrared signal intensity in the related technology, so that the detection precision is higher, and the interference in the detection process is smaller.

The invention provides a multifunctional soil sample microscopic sampling instrument and a soil sample manufacturing method, and the multifunctional soil sample microscopic sampling instrument comprises a base which is provided with a stand column and an operation table; a cross beam is arranged on the stand column; a hollow drill is arranged at the tail end of the cross beam; the hollow drill is used for drilling a soil sample; a clamping plate and a motor are arranged on the operation table. The clamping plate is used for clamping a soil sample; the pushing rod is used for pushing a soil column in the hollow drill upwards; the motor is connected with the blade; the blade is used for cutting the soil column; the operating platform is also provided with an infrared light sensing system; the infrared light sensing system comprises an infrared emitter and a display screen. According to the invention, high-precision, standardized and automatic preparation of the soil sample can be realized, and the sample requirements of various analysis methods such as scanning electron microscope (SEM), X-ray diffraction analysis (XRD) and microscopic computed tomography (mu-CT) can be met.

The utility model relates to the technical field of hollow glass, and discloses a hollow glass integrated forming device which comprises a bearing plate, the top of the bearing plate is provided with a fixing assembly and an auxiliary assembly, and the auxiliary assembly is located on the side face of the fixing assembly. Through cooperative use of the fixing frame, the limiting plate, the protective pad, the infrared emitter and the infrared receiver, accurate positioning of hollow glass in the machining process is achieved, the machining precision and stability are remarkably improved, the fixing frame serves as a supporting structure, the stability of the whole equipment is ensured, and the machining efficiency is improved. A hydraulic telescopic rod can adjust the position of a limiting plate according to actual requirements, it is ensured that the limiting plate accurately reaches a preset position, the limiting plate and a protective pad work cooperatively, displacement of the hollow glass in the machining process is prevented, the protective effect is achieved, damage caused by collision is avoided, and due to the arrangement of an infrared emitter and a receiver, the machining precision is improved. And a worker can easily recognize the quality problem of the hollow glass, so that the practicability of the equipment is enhanced.

The utility model discloses a carbon fiber cured felt trimming workbench which is characterized in that an equipment base is connected with a workbench bottom plate in a sliding manner, and the top of the workbench bottom plate is connected with a workbench walking driving toothed belt; a hollow rotating shaft is installed in a bearing chamber and a support of the bearing chamber through a workbench rotating bearing, the bottom of the hollow rotating shaft is connected with a high-pressure induced draft fan, the top of the hollow rotating shaft is connected with a replaceable air suction workbench face through a workbench face fixing and connecting flange, and a cylinder barrel of a workbench face rotating air cylinder is fixed outside the bearing chamber and the support of the bearing chamber. A cylinder rod of the working table top rotating air cylinder is connected with the hollow rotating shaft, and a linear infrared emitter is arranged above the replaceable air suction working table top. According to the utility model, the cutting effect is the same as that of an engraving machine, burrs on the edge are far less than those processed by the engraving machine, and the size error is not higher than that of the engraving machine; the machining speed is 8-10 times that of an engraving machine, the machining speed is greatly increased, and cost is reduced.

The utility model relates to the technical field of hand-muscle developers, and discloses an athletic training partner hand-muscle developer which comprises an elliptical ring body, a groove is formed in the front side of the top end of the elliptical ring body, a protective shell is fixedly connected to the interior of the groove, a laser receiver is fixedly connected to the right side of the interior of the protective shell, and the laser receiver is fixedly connected to the right side of the interior of the protective shell. An infrared emitter is fixedly connected to the left side of the interior of the protective shell, an abutting rod is slidably connected to the front side of the middle of the oval ring body, a sliding plate is fixedly connected to the front side of the abutting rod, the abutting rod is sleeved with a spring, and a pressure sensor is fixedly connected to the rear side of the abutting rod; the top end of the front side of the pressure sensor is fixedly connected with a telescopic rod. According to the utility model, an athlete is helped to track and analyze the extrusion times and the grip strength, data is transmitted to the intelligent terminal for recording through the central processing display, the athlete is helped to train and adjust, the induction effect of the rotation sensor on the rotation amplitude of the positioning rod can be enhanced, and the data accuracy is improved.

A method for heating a preform (1) comprising a body portion (4) extending along a longitudinal axis (A1). The method comprises the following steps: —introducing the preform (1) into a heating apparatus (5) comprising an array of infrared emitters (50) arranged in multiple columns (Cj) and rows (Ri); —setting power levels of the infrared emitters (50) so as to divide said array into subsets of columns (SCn); and—heating the preform while translating it in a direction parallel to the rows (Ri), and simultaneously rotating it around its longitudinal axis, the rotation and translation speeds, and the power levels of the infrared emitters (50) being set so that the power levels of the subsets of columns (SCn) facing zones (42) of the body portion extending longitudinally are different from the power levels of the subsets of columns facing the rest of the body portion, said zones extending relative to one another in a polygonal array.

The utility model relates to the field of floral tube machines, in particular to a cold rolling forming floral tube machine which comprises a bottom plate, a bearing shell is fixedly connected to the surface of the bottom plate, and a steel tube body is arranged in an inner cavity of the bearing shell. The knurling assembly is arranged on the surface of the bottom plate; the knurling assembly comprises a driving shell fixedly connected to the surface of the bottom plate. By means of the knurling assembly, knurling treatment can be conducted on steel pipe bodies with different thicknesses in a wrapping mode, meanwhile, the effect of machining the steel pipe bodies with different lengths can be achieved by means of the penetrating knurling effect, the practicability of the device is improved, and through cooperation with a vertical rod and an infrared emitter, the machining efficiency is improved. According to the knurling device for the steel pipe body, a worker can be assisted in aligning the axis part of the steel pipe body, the knurling machining precision is improved, an adjustable auxiliary frame is arranged in an inner cavity of a bearing shell, the effect of bearing and limiting the steel pipe bodies with different thicknesses can be achieved, and the practicability and adaptability of the whole device are improved.

This invention discloses an electronic device and an information processing method. The electronic device includes a display panel and a fingerprint recognition module disposed on the display surface of the display panel. The fingerprint recognition module includes an infrared emitter, an infrared receiver, and an optical film. The optical film reflects infrared light emitted from the infrared emitter towards a fingerprint recognition area on the surface of the fingerprint recognition module, and reflects infrared light reflected back from the fingerprint recognition area towards the infrared receiver. The optical film also transmits visible light emitted from the display panel towards the optical film. This electronic device has high fingerprint recognition accuracy and is suitable for the trend of full-screen electronic devices.

The application relates to the technical field of light source control, and provides a light control system for a small-scale relay vehicle, which comprises a control device and at least two infrared sensors; each infrared sensor acquires an infrared signal of an infrared emitter; the control device screens a target moment according to the abnormality degree of the infrared signal at each moment; the signal distortion degree of the target moment is obtained according to the difference between the infrared spectrum energy and the normal spectrum energy of the time window where the target moment is located; the infrared positioning correction weight of each infrared sensor at the target moment is obtained according to the difference between the signal distortion degrees of the target moment and other target moments and the difference of the infrared signal fluctuation of the time window, so as to correct the initial positioning signal of each infrared sensor, ensure that the corrected positioning signal is not affected by other lights, improve the positioning accuracy of the infrared emitter, i.e. improve the positioning accuracy of performers, and thus the accuracy of light control can be improved.

The present application relates to an infrared touch frame circuit board, an infrared touch frame and an infrared touch screen. The infrared touch frame circuit board comprises a master board and a plurality of slave boards; the master board is provided with a signal attenuation circuit; each slave board is provided with a signal restoration circuit; the master board is connected to each slave board by means of a signal bus; via the signal bus, the master board sends to each slave board a control signal for controlling an infrared emitter / receiver to perform scanning; the signal attenuation circuit attenuates the control signal and then sends same to the slave boards, and the slave boards restore, by means of the signal restoration circuits, the control signal into a high-intensity signal for processing; each slave board superimposes an analog signal acquired by the infrared emitter / receiver onto the signal bus, so as to transmit same to the master board; and the master board extracts the analog signals from the signal bus and uses same for performing touch position determination. The technical solution reduces interference influences of control signals on analog signals, thus improving the sampling quality of infrared light signals, improving the infrared scanning frame rate, and enhancing the performance of infrared touch frames.

The utility model discloses an adhesion performance testing device for shield tail sealing grease, and aims to provide the adhesion performance testing device for the shield tail sealing grease, which is provided with a component which is convenient for a detected object to be smoothly adhered to a detected piece. The device comprises a detection cylinder, a chassis and a cylinder cover, a motor shaft on a motor in a cylinder cavity is sleeved with a limiting disc and a testing disc, a gap is formed in the connecting position of the testing disc and the motor shaft, the limiting disc is provided with an infrared emitter, the detection cylinder is provided with an infrared receiver, a single-chip microcomputer and a displayer, and the infrared receiver is electrically connected with the single-chip microcomputer. The single-chip microcomputer is electrically connected with the displayer, the multiple injection holes in the cylinder cover are annularly distributed with the motor shaft as the center, and the positions of the injection holes correspond to the positions of the gaps in an up-and-down mode. The utility model has the beneficial effects that the purpose of installing a component which is convenient for a detected object to be smoothly adhered to a detected piece can be achieved; the rotation work of the test disc and the infrared emitter can be conveniently controlled; and the limiting effect on the limiting disc is achieved.