100results about How to "Improve working precision" patented technology

The invention discloses a cultivated land interplanting forest identification method combining mixed pixel decomposition and deep learning. The method comprises the following steps: generating basic classification data by processing remote sensing image data; on the basis of historical monitoring data and classification standards, cultivated land interplanting forest sample labels are established, and a standardized sample set is constructed; calculating end member abundance and a cross end member contribution ratio by using a mixed pixel decomposition technology, and completing preliminary classification in combination with a region area; designing a deep learning network architecture, and performing model training and optimization by using a multi-scale and direction feature extraction technology; automatically extracting spectrum, texture and spatial features through the model, and fusing to generate a classification result; and performing performance evaluation on the model by adopting a verification set and a test set, and optimizing classification parameters. According to the invention, accurate classification and identification of cultivated land interplanting forest ground feature targets are realized.

The utility model relates to the technical field of food processing equipment, and discloses an automatic sheet jelly production device which comprises a rack, and a conveying mechanism, a discharging device, a cooking box and a cooling pond are arranged on the rack; the conveying mechanism comprises a first conveying device and a second conveying device which are arranged in parallel and opposite in conveying direction, a plurality of partition plates distributed at equal intervals are arranged on the peripheral side of the first conveying device, and an upper mold assembly is arranged at the output end of the second conveying device and used for pushing a mold to the first conveying device; the discharging device is arranged above the first conveying device, the output end of the first conveying device is connected to an inlet of the cooking box, the cooling pools are arranged on one side of the cooking box in parallel, one ends of the cooling pools are connected with an outlet of the cooking box, and the other ends of the cooling pools are connected to the input end of the second conveying device. The closed sheet jelly automatic production line is formed by the conveying mechanism, the discharging device, the cooking box and the cooling pond, recycling of the mold is achieved, and the production efficiency is improved.

The invention relates to the technical field of visual identification and detection of polishing robots, in particular to a multi-type polishing area detection algorithm for casting autonomous polishing. Comprising the following steps of S1, process type classification, S2, defect type classification, S3, bulge type defect detection, S4, crator defect detection, S5, rough surface defect detection and S6, point-by-point grinding process detection. According to a grinding target area detection algorithm provided by the invention, a position sensing basis is provided for grinding track planning by classifying grinding areas; different detection algorithm libraries are formed and deployed in a system of the grinding robot, the adaptability to detection of the to-be-ground area can be enhanced, and the working capacity of the grinding robot is improved.

The invention relates to a mechanical arm control system for spline injection molding, which is characterized in that mechanical arm working data, including position information of each joint and an end effector of a mechanical arm, acting force of the mechanical arm and appearance images of injection molding spline products, in historical periods are acquired in batches; training a random forest model by taking the position information of the mechanical arm and the acting force of the mechanical arm as input variables and taking the corresponding working link as an output label; the trained random forest model is used for judging the working link of the current mechanical arm; according to the working link of the current mechanical arm, the next working link is determined in combination with the detection result of the machine vision model on the appearance image of the spline product; and finally, a control instruction is generated according to the next working link information, and the motion state of the mechanical arm is controlled. The problem that in the prior art, it is difficult to determine the next working link according to the working data of the mechanical arm, and consequently spline injection molding control is inaccurate is solved.

The invention provides a traction device and a control method.The traction device comprises a support, a sliding assembly, a linear motor and a clamping mechanism, the support is arranged on a traction plane, the sliding assembly is limited to move in the direction parallel to the traction plane, the traction end of the linear motor is connected with the sliding assembly, and the sliding assembly is dragged through controlled movement of the traction end; therefore, the clamping mechanism and the clamped tool move along with the sliding assembly. According to the traction device, due to the fact that the linear motor is matched with the sliding assembly, the problems that a traditional driving mode is insufficient in load capacity and limited in power output are solved, the limiting moving direction of the sliding assembly ensures that the tool is stable, further, the clamping mechanism ensures that the tool does not generate displacement or positioning errors in the clamping state, and by means of the technical means, the machining efficiency is improved. The problems that an existing traction device is insufficient in load, low in efficiency, poor in stability and inaccurate in tool positioning in the heavy tool traction process are effectively solved.

The utility model relates to the technical field of chip processing, and provides a transfer positioning clamp for chip production, which comprises an outer frame and is characterized in that adjusting grooves are arranged on the inner sides of a front frame and a rear frame in the outer frame, and a positioning mechanism is mounted between the interiors of the adjusting grooves on two sides. A partition plate and a negative pressure exhaust hood are further arranged at the bottom of the outer frame. By means of the positioning mechanism arranged inside, position adjustment and positioning operation of chips of different models can be achieved, follow-up operation of taking the chips by a mechanical arm is more convenient, the working precision is effectively improved, meanwhile, a negative-pressure air exhaust cover is further arranged inside, and the negative-pressure air exhaust cover is matched with an external air exhaust assembly, so that negative-pressure adsorption operation of the chips can be achieved, and the working efficiency is improved. The stability of the chip in the transferring process can be further improved.

The invention relates to the technical field of operation machinery, and discloses a crane. The crane comprises a traveling driving system which comprises a driving motor and a traveling mechanism, and the driving motor is connected with the traveling mechanism; the fuel cell system comprises a cell stack, a hydrogen supply mechanism and an air supply mechanism, and the cell stack is connected with the hydrogen supply mechanism and the air supply mechanism; the operation system comprises a winch motor, a winch box, a rotation assembly, a rotation motor, an oil pump motor and an operation hydraulic assembly, the winch motor is connected with the winch box, the rotation motor is connected with the rotation assembly, and the oil pump motor is connected with the operation hydraulic assembly; and the control system is electrically connected with the traveling driving system, the fuel cell system and the operation system. The fuel cell system serves as a power source to provide power for the crane, water and heat are mainly generated in the operation process of a fuel cell, harmful tail gas emission is avoided, fuel can be rapidly supplemented through a hydrogen refueling station, and zero emission, high efficiency and high energy supplementing speed are achieved.

The utility model discloses a steel jacket feeding device which comprises a horizontally-arranged working table, a steel jacket carrying device, a press fitting jig and a press fitting device, the steel jacket carrying device, the press fitting jig and the press fitting device are arranged on the working table, and the steel jacket carrying device comprises a portal frame fixed to the working table and a steel jacket clamp moving in a reciprocating mode through a carrying air cylinder. The press-fitting jig comprises a mounting jig sliding on the workbench, and the press-fitting device comprises a supporting frame fixed to the workbench, a pressure device arranged at the top end of the supporting frame and a press-fitting frame connected to the pressure device in a driving mode. The automatic feeding and press-fitting device is compact in structure and used for automatic feeding and press-fitting of rotor steel jackets, and the working efficiency and precision are improved.

The invention discloses a fixing and placing device for electromechanical equipment, and relates to the technical field of fixing and placing, the fixing and placing device for the electromechanical equipment further comprises a clamping device, a machining table is fixedly installed on the surface of a workbench, and machining equipment is fixedly installed on the surface of the workbench; a motor is fixedly installed at the bottom of the workbench, and the clamping device comprises a linkage plate, a first connecting rod, a linkage rod, a second connecting rod, a sliding box, an electric push rod, a triangular rod, a first clamping plate, a first fixing rod, a telescopic sliding rod, a second clamping plate, a second fixing rod and a pulley. And therefore, the materials are effectively prevented from deviating or shaking in the machining process, the working precision of the equipment is effectively improved, meanwhile, abrasion of the equipment in the using process is reduced, and the service life of the equipment is prolonged.

The utility model discloses a wood floor slotting and cutting device convenient to collect sweeps, which belongs to the technical field of wood floor processing and comprises a case, a partition plate is fixedly mounted in the case, a cavity positioned above the partition plate in the case is an operation cavity, a cavity positioned below the partition plate in the case is a collection cavity, a plurality of material leakage holes are formed in the partition plate, and a plurality of material leakage holes are formed in the collection cavity. A collecting frame is slidably mounted in the collecting cavity; by arranging the fan, when the fan is started, air and chippings are sucked through the plurality of material leakage holes, the air and the chippings enter the collecting cavity and are filtered through the filter screen, the chippings are left on the surface of the filter screen after being filtered, the air is input into the case through the fan and then discharged through the plurality of air blowing nozzles, and the function of blowing off the residual chippings on the surface of the wood floor is achieved. And the functions of blowing off residual chips on the surface during grooving and subsequent recycling are achieved, the problem that the machining precision is affected by residual chips is solved, and meanwhile the threat to the health and safety of operators caused by splashing of the chips is avoided.

The invention discloses a potting type high-precision sine and cosine rotary transformer and a processing method, and relates to the field of sine and cosine rotary transformer processing applied to an extreme environment, and the processing method comprises the following steps: potting and curing a rotor, and potting a part on the outer side of a rotor bracket with a potting material to obtain a rotor potting piece; potting and curing the stator, and potting the inner side part of the primary side iron core of the annular transformer by a potting material to obtain a stator potting piece; and grinding the outer circular surface of the rotor potting piece, and grinding the inner circular surface of the stator potting piece. And the rotary transformer functional parts are all tightly packaged, so that the working field of the rotary transformer is greatly widened, the capability of the rotary transformer for resisting severe environments such as hydraulic oil, moisture and mould is improved, and the explosion-proof reliability is improved.

The invention belongs to the technical field of robots, and discloses a decoupling control method and system for a two-degree-of-freedom vibration suppressor of a robot, and the method comprises the steps: analyzing the structural characteristics of a robot system, and designing a decoupling control strategy through a structural invariance principle; coupled vibration of force applied in the X direction in the Y direction and coupled vibration of force applied in the Y direction in the X direction are effectively eliminated. Compared with a traditional vibration control method, the multi-degree-of-freedom vibration suppression method has the advantages that the influence of a pose related mode and a coupling mode of the robot is fully considered, multi-degree-of-freedom vibration suppression can be efficiently realized in real time in a complex load and dynamic environment, and the adaptability and the control precision are relatively high. The technology has wide application prospects in the fields of robot precision machining, assembling, carrying and the like, and the stability, precision and working efficiency of a robot system can be remarkably improved.

The invention discloses a wet electronic chemical separation and purification device, and particularly relates to the technical field of wet electronic chemicals, the wet electronic chemical separation and purification device comprises a transmission base, the top of the transmission base is fixedly connected with a storage bin, and the front and rear sides of the right side of the transmission base are fixedly connected with separation and purification seats respectively; by arranging the separation and purification base, the vertical plate, the push-pull plate, the filtering bin, the storage bin and the test tube rotary table, automatic and continuous treatment of raw materials is achieved, the raw materials can fully react in the purification treatment process through the design of the separation and purification base, the raw materials can be fully separated, and the raw materials can be fully purified. The purification efficiency and effect are improved, due to the structural design of a vertical plate and a push-pull plate, operation is more convenient, meanwhile, the safety of the equipment is guaranteed, and the problem that due to the fact that sodium sulfate and wet electronic chemicals cannot be well fused, the sodium sulfate and the wet electronic chemicals can be fused insufficiently, and the preliminary passivation effect is affected is solved.

The utility model discloses high-precision mobile phone cover plate pressing equipment which comprises a rack and a pressing upper die, a driving device and a mounting seat are mounted in the rack, a lead screw is arranged in the mounting seat, the top of the lead screw is rotatably connected with a driven wheel, the driven wheel is rotatably connected with the driving device through a transmission belt, and the driving device is connected with the upper die. The lead screw is vertically arranged downwards, a lifting plate is connected to the bottom of the lead screw, a mounting frame is fixedly connected to the lower portion of the lifting plate, L-shaped supporting frames used for mounting an upper press-fit die are symmetrically arranged on the lower end face of the mounting frame, a lower press-fit die corresponding to the upper press-fit die is fixedly connected to the bottom of the rack, and at least one fixing screw is connected to the mounting frame in a threaded mode. At least one abutting column is arranged on the side, away from the fixing screw, of the mounting frame. According to the utility model, the movement of the press-fit upper die is limited from multiple directions through the support frame, the abutting column, the fixing screw and the pressing screw, so that the working stability and the press-fit precision of the press-fit upper die are improved.

The utility model discloses an engineering surveying and setting-out device relates to engineering surveying tool technical field. The engineering surveying and setting-out device, including main unit, spool and ink chamber, spool is inserted in the inside of main unit, and the ink chamber is clamped in the outside of main unit. The main unit is composed of handle and positioning frame, and the positioning frame is connected to the outside of handle, and the positioning frame includes frame body, frame cover and carousel, and the frame cover is hinged to the frame body, and the carousel is inserted in the inside of frame body, and the outside of frame body is equipped with the clamping groove, and the outside of frame cover is equipped with the clamping block and the slot, and the clamping block is clamped with the clamping groove. The utility model discloses a reasonable structure design, has realized the convenient elastic line marking operation, and the spool replacement is convenient, and the ink chamber dismouting is convenient, has improved the efficiency and accuracy of engineering surveying and setting-out, and has stronger practicality.

This utility model relates to the field of photovoltaic module technology, specifically providing a correction device for photovoltaic modules, aiming to solve the problem of how to avoid deviations in correction caused by incoming material errors. To this end, the correction device for photovoltaic modules of this utility model includes a correction wheel, a first transfer mechanism, an elastic structure, and a position detection component. The first transfer mechanism includes a moving part; the moving part is connected to the correction wheel through the elastic structure. The first transfer mechanism is configured to drive the correction wheel to move and abut against the side of the photovoltaic module, thereby forcing the elastic structure to deform. The position detection component is configured to detect the actual position of the correction wheel, so as to determine the deviation size of the photovoltaic module based on the actual position and the preset position of the correction wheel. The correction device of this utility model can determine the deviation size of the photovoltaic module and adjust the correction size according to the deviation size to improve the correction accuracy, and also improve the working accuracy of subsequent processes.

This utility model relates to the technical field of CNC grinding equipment, specifically a CNC grinding equipment with a cooling function. It includes a machine body and a cooling device. A grinding roller is mounted on the surface of the machine body, and a protective enclosure is installed on the side of the machine body near the grinding roller. The cooling device is located on the surface of the enclosure and includes a top plate fixedly connected to the enclosure. A water tank is fixedly connected to the surface of the top plate, and a round cover is inserted into the surface of the water tank. A water pipe is installed on one side of the water tank, and a nozzle is installed on the side of the water pipe away from the water tank. A water outlet is opened on the side of the top plate near the nozzle, and the nozzle is connected to the water outlet. This utility model facilitates cooling of the grinding roller, increases the ease of use of the equipment, and effectively extends the service life of the grinding roller. High temperatures accelerate the wear and aging of the grinding roller; good cooling can reduce the temperature and mitigate these adverse effects, allowing the grinding roller to maintain good working condition and precision for a longer period.

This utility model relates to the technical field of sludge treatment, and in particular to a heating device for sludge drying treatment, including a treatment chamber, an inlet, an outlet, an air inlet pipe, a drying chamber, a drying assembly, and a blowing unit. The drying assembly includes heating tubes, a mounting plate, a connecting rod, and shock absorbers. The blowing unit of this sludge drying treatment heating device introduces hot air into the drying chamber through the air inlet pipe. After being heated by evenly distributed heating tubes, the hot air is then evenly blown onto the sludge in the treatment chamber by the blowing unit, thereby rapidly drying the sludge.

The utility model discloses a pneumatic feed output device which solves the technical problem that the consistency of the feed quantity output by two paths of a pneumatic feed supply device is poor. The mixing connector is used for mixing feed and carrier airflow to form mixed fluid and outputting the mixed fluid, and a feed supply port, a carrier airflow supply port and a mixed fluid output port are formed in the mixing connector. The feed supply port and the carrier airflow supply port are respectively communicated with the mixed fluid output port to form a mixed feed output channel, the feed supply port is used for being connected with a feed supply source, and the carrier airflow supply port is used for being connected with a carrier airflow supply source; the material mixing joint is provided with two material mixing output channels which are symmetrically arranged left and right, and the two material mixing output channels are in one-to-one correspondence with the independent mixed fluid output ports. Mixed fluid output through the two mixed material output channels which are symmetrical left and right has high consistency in quantity, pressure and composition proportion.

The invention discloses an electricity utilization safety and electricity larceny prevention identification technology based on AR and a knowledge graph, which comprises an acquisition module, a processing module, an uploading module, an AR module, an identification module and a data transmission module, and is characterized in that the acquisition module is a mutual inductance coil, the mutual inductance coil is divided into a tubular type and an attached type, and the processing module is connected with the processing module; the processing module is used for converting analog quantity signals of the mutual inductance coil to obtain current and voltage data, recording and storing the current and voltage data and processing the current and voltage data through the detection box, real-time dynamic comparison monitoring can be conducted on the electric energy transmission amount of the supply side and the electric energy transmission amount of the user side, the timeliness effectiveness and the identification precision of the detection work are effectively improved, and the detection efficiency is improved. The detection work can be carried out more stably, efficiently, continuously and stably, multi-point comprehensive joint control monitoring is indirectly realized, the detection precision is improved, mutual supervision among users is realized in a disguised manner, mutual holding is carried out among the users, the cracking difficulty of the device is greatly enhanced, and the electricity stealing difficulty of the users is improved.

The invention relates to the technical field of environmental engineering, and discloses an efficient water body oxygenation purification device which comprises a mounting frame, supporting rods distributed on the three side surfaces of the mounting frame in a circumferential array mode, and buoys arranged at the other ends of the supporting rods. The oxygen dissolving mechanism comprises a flowing assembly used in cooperation with oxygen dissolving, a regulation and control assembly used in cooperation with the flowing assembly to control the turbulence degree of the water body, and a positioning assembly used in cooperation with the flowing assembly to prevent the flowing assembly from deviating. Through cooperation of all parts in the flowing assembly, oxygen in air can be introduced into water through the multiple blades, tiny bubbles are formed, the content of dissolved oxygen in the water body is increased, the distance between the blades can be flexibly adjusted through the adjusting and controlling assembly, and after the distance between the blades is adjusted through the positioning assembly, the oxygen content in the water body is increased. The position of the paddle is automatically locked, so that the position of the paddle is prevented from deviating due to external force; through the cooperation of the splicing assembly and the plugging assembly, the buoy with a suitable specification can be rapidly replaced without using a dismounting tool.

The utility model relates to the technical field of suspension systems of mobile robots, in particular to an active rigid-flexible switching suspension system. A suspension mechanism, an adjusting damping assembly, a brake connected to one side of the fixed end of the suspension mechanism, a brake disc connected to one side of the movable end of the suspension mechanism and a wheel body assembly connected to the movable end of the suspension mechanism are adopted. When the damping device is actually applied to a chassis of the mobile robot, in the moving process of the mobile robot, the ridge-crossing and slope-crossing capacity of the mobile robot is guaranteed by adjusting flexible damping of the damping assembly; in the process that the mobile robot stops moving for operation, the brake and the brake disc are matched for braking to stop the lifting motion of the movable end of the suspension mechanism, namely, the flexibility of the damping assembly is adjusted to the situation that the suspension mechanism integrally keeps large rigidity, the vibration amplitude of the mobile robot is effectively reduced, shaking of the mobile robot during operation is reduced, and the service life of the mobile robot is prolonged. And the operation precision of the mobile robot can be improved.

The utility model discloses an adjustable engineering cost budgeting workbench which comprises a base, a telescopic sleeve is fixedly installed in the middle of the top of the base, the top of the telescopic sleeve is in sliding connection with a telescopic rod, the lower end of the telescopic rod penetrates and extends into the telescopic sleeve, and the top of the telescopic rod is rotationally connected with a workbench body. The threaded rod is rotationally connected to the inner bottom of the base, the upper end of the threaded rod penetrates and extends into the telescopic rod, and the end, relative to the interior of the telescopic rod, of the threaded rod is sleeved with an inner threaded sleeve block. According to the adjustable engineering cost budgeting workbench, a bevel gear at the output end of a motor is meshed with a bevel gear on a rod body of a threaded rod, then the motor drives the threaded rod to rotate, and due to the fact that the threaded rod is connected with an inner threaded sleeve block through threads, a telescopic rod slides in a telescopic sleeve; and meanwhile, the connecting plate is driven to slide in the supporting plate, and then the telescopic rod is driven to drive the workbench to adjust the height.

The application discloses a kind of sensing optical cable surface laying methods, it is related to sensing optical cable technical field.The present application includes laying vehicle, laying vehicle top is fixed with unwinding frame and pad height chamber, pad height chamber top is connected with sliding table by ground rail, sliding table top linearly is equipped with distance measuring mechanism, drilling mechanism, support auxiliary frame and wire rack, drilling mechanism includes first lifting cylinder, first lifting cylinder telescopic end is fixed with motor, motor output end is connected with drill bit, support auxiliary frame includes hydraulic hammer and second lifting cylinder.The present application can be automatically opened in installation surface by the design of drilling mechanism, the design of support auxiliary frame can be positioned to Z type support with high stability, and hydraulic hammer can assist manual hammering expansion bolt, the design of wire rack can limit the position of optical cable, the whole anchoring process worker only needs to participate in hammer tool and hook tool, save time and effort, improve laying efficiency and can ensure laying safety.

The invention discloses a self-adaptive floating mechanism applied to horizontal riveting of a vision-assisted robot, and relates to the technical field of mechanical manufacturing equipment, the self-adaptive floating mechanism comprises a mounting seat, a connecting seat and a sliding seat; the mounting base is of an H-shaped structure and comprises a horizontal plate and vertical plates arranged on the left side and the right side of the horizontal plate. The connecting base is rotatably arranged on the top face of the horizontal plate, welding plates are arranged on the front side and the rear side of the connecting base correspondingly, and kidney-shaped holes are formed in the welding plates. The sliding seat is arranged on the bottom surface of the horizontal plate in a left-right sliding mode, mounting plates are arranged on the front side and the rear side of the sliding seat correspondingly, and via holes are formed in the mounting plates; floating units are arranged in the kidney-shaped holes and the via holes, and the two ends of each floating unit extend outwards to be connected with the corresponding vertical plates. The riveting device is suitable for transverse and multidirectional riveting, and the working precision is high.

This application provides a method and system for controlling the accuracy of photoelectric sensors in an industrial internet, as well as a computer-readable medium and electronic device. The method includes: deploying photoelectric sensors in an industrial production environment and constructing an industrial internet based on the photoelectric sensors, gateway devices, and a processor; acquiring measurement data collected by the photoelectric sensors based on a preset data acquisition cycle; fitting the measurement data to a preset data model to obtain a fitting curve corresponding to the measurement data; comparing the fitting curve with a preset calibration curve to determine the degree of difference between the two curves; and calibrating the accuracy of the photoelectric sensor based on the degree of difference. The technical solution of this application improves the working accuracy and efficiency of photoelectric sensors by calibrating them based on their working data.

The sewing machine framework comprises a sewing machine arm module, a sewing machine supporting part module and a sewing machine base module, the sewing machine arm module comprises a transverse supporting arm, a supporting arm frame and a first connecting part, and the sewing machine supporting part module comprises a longitudinal supporting column and a hand wheel bracket connected with the top of the longitudinal supporting column. The sewing machine base module comprises an adjusting base, a motor bracket connected with one side of the adjusting base, and a fixing frame, the adjusting base comprises an upper support plate, a connecting plate, a lower support enclosure bulkhead, a spherical crown plate, a vertical moving wedge block, a horizontal moving wedge block and a displacement adjusting block, and the lower side of the lower support enclosure bulkhead is attached to and fixedly connected with the connecting plate; according to the sewing machine framework, the adjusting base is arranged, the strength of the sewing machine framework is greatly improved, meanwhile, the damping effect is achieved, the working efficiency is effectively improved, correction and proofreading can be conducted, and the working precision is improved.

The invention relates to the technical field of labeling devices, in particular to an automatic label receiving device which comprises a label receiving mechanism, a label conveying mechanism and a label conveying mechanism. The two first square plates are fixed between the two T-shaped frames at equal intervals; and the two labeling mechanisms rotate on the two sides of the T-shaped frame correspondingly, one ends of the labeling mechanisms are connected with the outer wall of the T-shaped frame in a clamped mode, and the labeling mechanisms can conduct limiting and rubberizing on labels. According to the automatic labeling device, the vacuum suction cups are driven to move through the first air cylinder, a wound label can be rapidly adsorbed and fixed, accurate operation of subsequent procedures is facilitated, the working accuracy and stability are effectively improved, in addition, a first spring is arranged, the butt joint mechanism can drive the two vacuum suction cups to move to be in butt joint, and then the vacuum suction cups can rapidly return to the original position; and meanwhile, after the two labels are in butt joint, the vacuum suction cup cancels adsorption, the vacuum suction cup can be rapidly separated from the labels, more friction is avoided, and the working stability is effectively improved.

The utility model relates to a contact assembling device of an alternating current contactor, a contact feeding mechanism comprises a contact vibration disc, a contact feeding track, a positioning block, a vertical block, a vertical pushing piece, a longitudinal block, a longitudinal pushing piece and a containing block, and the contact vibration disc is communicated with the contact feeding track and pushes a contact to the contact feeding track. The positioning block is provided with a transverse groove parallel to the contact feeding track and communicated with the contact feeding track, the positioning block is provided with a vertical groove communicated with the transverse groove, the positioning block is provided with a longitudinal groove communicated with the vertical groove, the longitudinal groove and the transverse groove are not located in the same horizontal plane, and the longitudinal pushing piece drives the longitudinal block to slide along the longitudinal groove. The vertical pushing piece drives the vertical block to slide along the vertical groove, so that the vertical block is provided with a material taking position opposite to the transverse groove and a material feeding position opposite to the longitudinal groove, the containing block is provided with a positioning position opposite to the positioning block, and the containing block is provided with a material receiving through groove opposite to the longitudinal groove.