235results about How to "Reduce clamping force" patented technology

The invention discloses an automatic hollow ball welding device and method, and relates to the technical field of welding, the automatic hollow ball welding device comprises a laser fine welding assembly which is slidably connected in a longitudinal high-precision electromagnetic guide rail and is used for welding a hollow ball according to the monitoring of a welding seam detection sensor under the cooperation of a hollow ball welding calibration regulation and control assembly when the hollow ball is welded; self-adaptive calibration of the shapes of the hollow balls is achieved, it is ensured that the butt joint accuracy of the two hollow balls reaches an extremely high level, the whole device can accurately calibrate the shapes and sizes of the hollow balls in the butt joint and welding process of the hollow balls, position changes of the hollow balls are compensated in real time, the problem that axial or radial deviation is likely to occur in the welding process is solved, and the welding quality of the hollow balls is improved. The welding quality stability and reliability are improved, the position and angle of the laser welding head are adjusted in a self-adaptive mode under the cooperation of the laser fine welding assembly, so that welding deviation is corrected, and the welding quality stability and consistency are guaranteed.

The invention provides a manipulator, a mechanical arm and cleaning equipment, and relates to the technical field of cleaning. The manipulator comprises a connecting part, a first flange and a plurality of clamping arms. The connecting part can comprise a shell and a driving device arranged in the shell. The first flange is rotationally connected with the connecting part, and the driving device is in transmission connection with the first flange and used for driving the first flange to rotate. The multiple clamping arms are arranged on the outer side of the first flange at intervals, one end of each clamping arm is rotationally connected with the first flange, an opening is formed in the end, away from the first flange, of each clamping arm, the driving device is in transmission connection with each clamping arm, and the driving device is used for driving the multiple clamping arms to be close to or away from each other so that the opening can be opened or closed. The rotation axis of the first flange is perpendicular to the plane where the opening is located. According to the mechanical arm, clamping and rotating actions can be achieved, the mechanical arm can enter some narrow spaces, the application scene is wide, and the problem that in the related technology, the application scene of a mechanical arm is limited can be solved.

The invention belongs to the technical field of solar cell production, and particularly relates to a blanking process and system of a cell passivation machine, and the process comprises the following steps: the blanking system receives a passivation carrier which is output by the passivation machine and is loaded with a supporting plate and a cell; carrying the supporting plate in the passivation carrier and the whole stack of battery pieces to a temporary storage mechanism; the battery pieces on the topmost layer are sequentially picked up from the temporary storage mechanism to be output until all the battery pieces in the temporary storage mechanism are output; the supporting plate in the temporary storage mechanism is carried into a passivation carrier; and passivating carrier output with a supporting plate. The system comprises a passivation carrier, a carrying mechanism, a temporary storage mechanism and a battery piece picking mechanism. The carrying mechanism can carry the supporting plate and the whole pile of battery pieces into the temporary storage mechanism from the passivation carrier, and the battery piece picking mechanism can pick up the battery pieces on the top layer from the temporary storage mechanism and output the battery pieces on the top layer. Efficient, safe and damage-free blanking of the battery pieces is achieved, and powerful technical support is provided for development of the photovoltaic industry.

The invention relates to the technical field of medical apparatuses and instruments, and discloses a gastroenterology department endoscope auxiliary tractor which comprises a shell, three limiting rings are fixedly connected to the inner wall of the shell, a grip is fixedly connected to the side wall of the shell, a rubber expansion block is fixedly connected to the outer wall of the grip, and a user presses an arc-surface extrusion plate to descend, so that the rubber expansion block is expanded, and the rubber expansion block is expanded. The spring plate and the bevel friction block are driven to descend, the bevel friction block is extruded, the spring plate retracts into the cambered surface extrusion plate, meanwhile, when the cambered surface extrusion plate descends, the cambered surface of the bottom of the cambered surface extrusion plate can make contact with the surface of the ball soft rod, the ball soft rod is extruded to move towards the direction of the fixing ring, the ball soft rod can extrude the clamping block, and the clamping block rotates; according to the clamping device, the clamping force can be controlled by the pressing depth of the cambered surface extrusion plate, it is ensured that the diseased region is accurately clamped, and the clamping force can be rapidly adjusted only by pressing the cambered surface extrusion plate or extruding the connecting plate.

The invention discloses a moving contact applying a comb-shaped contact finger structure and a clamp type disconnecting switch, relates to the technical field of disconnecting switches, and is used for solving the problem that the existing clamp type disconnecting switch is concentrated due to clamping force or stress. The moving contact comprises a push plate, supporting pieces, a contact finger, a clamping spring and a mounting plate, the end part of the push plate is connected with one end of the supporting piece on the corresponding side through a connecting plate, the other end of the supporting piece is hinged with the mounting plate, one end of the supporting bent plate is hinged with the mounting plate, and the other end of the supporting bent plate is hinged with the clamping spring. The clamping spring is located between the supporting piece and the other end of the supporting bent plate. The two groups of contact fingers are symmetrically arranged between the two supporting bent plates, one end of each contact finger is fixedly connected with the supporting bent plate on the corresponding side, and the other end of each contact finger is in a comb tooth shape and is used for being in contact with a static contact; one end of the pressing plate is fixedly connected with the other end of the supporting bent plate, and the other end of the pressing plate is contacted with the other end of the contact finger from the inner side. Reliable clamping force exists between the clamping device and the static contact.

The invention relates to the technical field of composite turn-milling machine tools, and discloses a numerical control composite turn-milling machine tool and a turn-milling method for precision part machining.The numerical control composite turn-milling machine tool comprises a device body, a sliding cover plate is slidably mounted on the outer portion of the device body, a machining bin is formed in the device body, and a milling mechanism is mounted in the machining bin; a movable sliding rail is installed in the machining bin, a turning mechanism is installed on the movable sliding rail in a sliding mode, and a driving mechanism is installed on the movable sliding rail. When the driving mechanism drives all the fixed clamping jaws to move towards the center of the clamp rotating disc, the fixed clamping jaws can clamp a part, and after the part is clamped, the limiting rotating disc continues to rotate, a buffer spring can be compressed, so that the clamping force of the fixed clamping jaws on the part is relieved; and when the internal structure of the part is changed in the machining process, the part can be better clamped through springback of the buffer spring, and the part is prevented from being disengaged from the clamp due to external deformation.

The utility model relates to the technical field of argon arc welding machine gas cylinders, and discloses an argon arc welding machine gas cylinder support which comprises a support body, an inner groove is formed in the inner wall of the support body, the outer wall of the inner groove is rotationally connected with a two-way lead screw, and the outer walls of the two sides of the two-way lead screw are symmetrically connected with two driving rods in a threaded mode. The outer walls of the two driving rods are fixedly connected with two telescopic rods, one sides of the two telescopic rods are provided with first arc-shaped blocks, the first arc-shaped blocks are fixedly connected with the two telescopic rods, the outer walls of the two telescopic rods are slidably sleeved with second springs, and the second springs are fixedly connected with the driving rods and the first arc-shaped blocks; a circular groove is formed in the outer wall of the bottom of the support body, a supporting assembly is arranged on the outer wall of the support body, the gas cylinder used by the argon arc welding machine can be supported and fixed, the situation that the gas cylinder is turned over by a worker in the working process, the working efficiency of welding is affected is avoided, and the using stability of the gas cylinder is improved.

The utility model belongs to the technical field of mechanical engineering, and relates to a linear direct drive type electro-hydraulic servo proportional valve of a multi-flow series slide valve level structure, which comprises an end cover, a spring, a spring seat, a valve core, a valve sleeve, a shell, a controller and a proportional electromagnet, the valve element is slidably arranged in the valve sleeve, the valve sleeve and the valve element form a sliding valve level structure and are arranged in the shell, the end cover is arranged on the left side of the shell, the spring and the spring seat are arranged in the shell, the spring seat makes contact with the left end face of the valve element, one end of the spring makes contact with the spring seat, and the other end of the spring makes contact with the wall face of an inner hole of the end cover. An extension rod of the proportional electromagnet makes contact with the right end face of the valve element, the controller is arranged above the proportional electromagnet, electrically connected with the proportional electromagnet and used for controlling the extension length of the extension rod of the proportional electromagnet, two rows of square holes are formed in the outer circumferential face of the valve sleeve, one row of square holes are communicated with the load port A, and the other row of square holes are communicated with the load port B; a plurality of pressure equalizing grooves with different outer circle sizes are formed in the circumferential face of the valve element.

The invention relates to the technical field of glass detection, and discloses an ultrathin vehicle-mounted cover plate glass stripe detection device which comprises a supporting plate and a supporting frame. The ultra-thin glass flexible feeding mechanism is arranged on the supporting frame and is used for clamping and automatically feeding the ultra-thin glass; according to the ultra-thin vehicle-mounted cover plate glass stripe detection device, ultra-thin glass is fed through the feeding mechanism, then the transmission pipe is driven to rotate through the transmission motor, and meanwhile, the glass is flexibly clamped through the ultra-thin glass flexible clamping mechanism on the transmission pipe; according to the automatic feeding, cleaning and detecting device for the ultra-thin glass, the ultra-thin glass is automatically fed, cleaned and detected, then the glass is cleaned and wiped through cooperation of the cleaning water tank and the wiping mechanism, and then the cleaned glass is subjected to irradiation detection through the strong light irradiation lamp, so that automatic feeding, cleaning and detecting of the ultra-thin glass are achieved, and the detection efficiency of the ultra-thin glass is greatly improved.

The invention discloses a subway platform protective shielding door, which relates to the technical field of subway protective shielding doors. The technical solution thereof includes an upper track, a lower track, a fixed leaf arranged between the upper track and the lower track, and a movable leaf sliding on the upper track and the lower track. The movable leaf is provided with a receiving groove, and a movable door with limited movement is arranged in the receiving groove. The movable leaf and the movable door are connected by a first spring. The shielding door is provided with a movable door that can slide in a limited position in the receiving groove provided on the movable leaf, and the two are connected by a first spring, so that the shielding door first closes the entrance and exit passage through the contact of the movable door during the closing process, and then the passenger will be clamped by the movable door if he / she fails to run in time, and the clamping force of the movable door is small, so that it is convenient for the passenger to escape from between the movable doors, thereby avoiding personal injury and damage to the passenger's belongings, and improving the stability of the subway operation order.

The invention discloses diamond wire outer circle machining equipment, and belongs to the technical field of diamond wire cutting machining. The linear moving device comprises a moving platform, a moving driving source, a screw rod driving part, a guide wheel part and a protective cover; the rotating device is used for providing rotating power for the processed material; the vacuum chuck is used for adsorbing and fixing the processed material in vacuum; the diamond wire cutting device comprises a tensioning reel, a driving reel, a plurality of groups of driven reels and a diamond wire; after machining, the semiconductor crystal blank is divided into the machined crystal with the standard size on the inner side and the redundant crystal circular ring waste on the outer side, so that the workload of grinding machining and the abrasion consumption of a grinding wheel are greatly reduced, the production cost is reduced, meanwhile, the problem that in the prior art, part of crystals crack in the machining process is effectively solved, and the machining quality is improved. And the economical efficiency is improved.

The invention discloses a desktop computer host detection mounting rack based on software testing and a use method. The detection mounting rack comprises a lifting base, a direction adjusting mechanism, a clamping mechanism, a positioning mechanism and an air injection mechanism. The lifting base comprises a roller bearing frame, a lifting assembly and a bearing plate; the direction adjusting mechanism comprises a rotating assembly and a placing frame; the clamping mechanism comprises a clamping arm assembly and a clamping plate. The clamping arm assembly adjusts the clamping force according to the size of the main machine, and the two sides of the main machine are clamped through the clamping plate. The positioning mechanism comprises an annular plate, an L-shaped sliding rod and a positioning plate, the L-shaped sliding rod rotates along the annular plate to adjust the vertical height, and the top of the main machine is pressed and positioned through the positioning plate; the air cooling mechanism comprises an air cooling box and air exhaust holes, and the air cooling box outputs cold air through the air exhaust holes to take away heat of the case for cooling. The host detection mounting rack realizes an automatic fixing function in a computer host detection process, and has the advantages of good stability, simplicity in operation, high working efficiency and the like.

The invention discloses a convenient-to-position cutting machine for fused quartz plate processing, and relates to the technical field of cutting, and the convenient-to-position cutting machine comprises a composite mechanism. According to the cutting machine convenient to position and used for fused quartz plate machining, through the design of a composite mechanism, a quartz plate is placed on the inner side of the movable fixing assembly, and the quartz plate is fixed through the movable fixing assembly, so that the stability during cutting is kept, and the situation that the cutting effect is affected due to deviation during cutting is avoided; during operation, the movable fixing assembly slides in a groove in the top of the composite base and is in butt joint with the saw blade, the saw blade is controlled by the first motor to rotate, the cutting effect on a quartz plate is achieved, the sliding cross beam slides on the two sides of the composite base, the cutting position is convenient to move and adjust, and the sliding frame body slides on the sliding cross beam; and the saw blade is controlled to ascend and descend through the lifting table, so that the saw blade is conveniently attached to the surface of the quartz plate, different operation requirements are met, and normal operation of equipment is kept.

The utility model discloses a combined plug bush structure, which belongs to the technical field of sockets and comprises an elastic crank arm, a first clamping arm and a second clamping arm, the first clamping arm and the second clamping arm are connected to two ends of the elastic crank arm, a slot is formed between the first clamping arm and the second clamping arm, one side of the first clamping arm and one side of the second clamping arm are planes, and the other side of the first clamping arm and the other side of the second clamping arm are inclined planes. The elastic crank arm is similar to a U shape, one side of the elastic crank arm is a plane and is flush with the plane sides of the first clamping arm and the second clamping arm, the other side of the elastic crank arm is an inclined face with the high middle and the two low ends, and the two ends of the inclined face are flush with the higher ends of the inclined faces of the first clamping arm and the second clamping arm respectively. An included angle is formed between the insertion edge of the plug bush and the end face of the tail end of the plug pin, so that the plug pin contacts with a point when being inserted into the plug bush, the contact area is gradually increased along with the increase of the insertion depth, the plug is comfortable and not clamped when being inserted, excessive force is not needed, good experience is provided for a user, and the service life of the plug bush is prolonged.

The utility model discloses a watchcase clamp, which belongs to the technical field of meter processing, and comprises a first support piece and a second support piece, the first support piece is arranged on the second support piece, a clamping position is formed between the first support piece and the second support piece, and the clamping position is used for accommodating a watchcase; the watchcase is sleeved outside the first support member, and in the first direction, the first support member is used for abutting against the first end of the watchcase, and the second support member is used for abutting against the second end of the watchcase. In the first direction, the first supporting piece and the second supporting piece abut against the two ends of the watchcase respectively, so that the position of the watchcase on the clamping position is limited. The watchcase is supported by the first supporting piece and is sleeved outside the first supporting piece, so that the contact area between the watchcase and the first supporting piece is increased, the watchcase is prevented from being fixed in an inner supporting and outer clamping mode, the expansion force and the clamping force of the watchcase are reduced, and the local stress on the outer surface of the watchcase is reduced; the problem that the watchcase body is directly clamped by an existing clamp and the watchcase is deformed is solved.

The utility model is applicable to the field of coating plating, and provides a chemical reaction kettle inner wall anticorrosive coating plating device, which comprises a rack, a reaction kettle, a rotating component and a fixing component, the rotating component and the fixing component are mounted on the rack, the rack comprises a base and a mounting box, the reaction kettle comprises a kettle body and a kettle cover, and the kettle body and the kettle cover are fixedly connected through a connecting piece. A discharging port is fixedly formed in the side face of the kettle body, a plurality of feeding ports are fixedly formed in the side face of the kettle cover, the rotating assembly comprises a driving device and a rotating chuck, and the fixing assembly comprises a fixing base, a plurality of telescopic cylinders, a movable plate and a chuck. A pipe opening used for adding plating liquid is reserved, the reaction kettle is completely sealed after the plating liquid is added, driving equipment is started to drive the reaction kettle to rotate, and the inner wall of the reaction kettle is uniformly plated under the influence of centrifugal force and the gravity of the plating liquid.

The utility model relates to the technical field of automobile part detection, and discloses a positioning tool for automobile part detection, which comprises a supporting bottom plate, a transverse adjusting groove is transversely formed in the upper surface of the supporting bottom plate, and a first supporting frame and a second supporting frame are respectively arranged at two ends of the upper surface of the transverse adjusting groove in a sliding manner. Vertical adjusting sliding grooves are vertically formed in the inner side walls of the first supporting frame and the second supporting frame correspondingly, and a first clamping assembly and a second clamping assembly are slidably arranged on the inner side walls of the vertical adjusting sliding grooves correspondingly; according to the utility model, automatic stop can be realized during positioning and clamping, damage to automobile parts caused by excessive force or continuous force is avoided, the clamping and positioning effects are ensured, the automobile parts can be effectively protected, and the detection accuracy of the automobile parts is further improved.

The utility model discloses a kind of carton lifting gripper devices, it is related to robot automatic gripper technical field.The utility model includes aluminium alloy fixed frame, and the movable side clamping plate of its lower side is set, and the top of aluminium alloy fixed frame is provided with displacement component in one end, and the inner wall of movable side clamping plate is all equipped with clamping cylinder through screw installation in front and back end, and the outer wall bottom of movable side clamping plate is all provided with lifting assembly in front and back end.The utility model can adjust the position of movable side clamping plate according to the size of carton by displacement component, increase the scope of application, simultaneously using clamping cylinder action drives movable side clamping plate movement and clamps carton, and it can prevent carton not easy to deform by exerting smaller clamping force, mainly play the role of anti-deviation, and using lifting assembly makes carton be gripped by gripper under the condition of not being subjected to very big clamping force, and stability is good.

The utility model belongs to welding processing technical field especially relates to a kind of welding wire conveying tool, comprising: base frame, base frame is in and is equipped with storage groove;Conveying component, including first roller and second roller, first roller and second roller are rotatably set in storage groove;Driving assembly, installation is in base frame, for driving first roller to rotate;Wherein, the welding wire to be conveyed is wired through between first roller and second roller, and first roller and second roller are used to clamp the welding wire along the radial direction of welding wire;The beneficial effects of the utility model are that the first roller and second roller are rotated to realize the clamping of welding wire, so that the welding wire can be automatically wired to the processing end of welding robot, and the automatic welding wire conveying operation is completed;At the same time, the clamping force received by the welding wire during conveying is small, which avoids the occurrence of adverse conditions such as weld serpentine bending, inconsistent welding size and a large number of abnormal splashing, and effectively improves the welding quality.

A PCB loading device, comprising a separable loading carrier plate and a base module. The loading carrier plate is provided with a plurality of placement slots for placing PCBs. Each placement slot is provided with a clamping assembly at the clamping angle. The clamping assembly comprises a clamping block and a return spring. The clamping block is slidingly connected to the loading carrier plate and has a movement tendency towards the placement slot. The clamping block is provided with a driving hole. The base module comprises a base and a fixed platform. A driving plate is slidingly connected below the platform. The driving plate is provided with a driving pin. The driving pin is inserted into the driving hole after sequentially passing through the avoidance holes of the platform and the carrier plate. The driving plate is connected to the base through a driving spring and is provided with a stop block which is movably connected to the driving motor execution end. The utility model realizes the synchronous control of multiple clamping mechanisms through single motor driving, has the functions of automatic clamping and loosening, adopts spring grading locking, improves the positioning accuracy, realizes self-centering positioning in combination with the V-shaped chuck, and effectively improves the positioning accuracy and clamping efficiency of the PCB.

The utility model discloses a wine bottle detection lower clamping mechanism which comprises a driving mechanism, a lifting rod rotationally connected with the driving mechanism, an installation sleeve located outside the lifting rod, a linkage piece rotationally connected with the lifting rod and a clamping assembly rotationally connected with the linkage piece. A mounting seat provided with a cavity is arranged at the top of the mounting sleeve, the linkage piece is located in the mounting seat, and the clamping assembly is located on the mounting seat; the clamping assembly comprises a guide mechanism and two clamping claws in sliding connection with the guide mechanism, the two clamping claws are symmetrically arranged, and the linkage piece drives the two clamping claws to move in the direction close to each other or away from each other. Through mutual cooperation of the driving air cylinder, the lifting rod, the linkage piece, the clamping claw and other structures, the wine bottle is stably clamped, and the structure is simple. According to the scheme, when the material clamping mechanism rotates, the air cylinder does not need to rotate, a pneumatic sliding ring structure is omitted, and meanwhile the air cylinder is arranged externally and is convenient to maintain.

The utility model relates to the technical field of numerical control machine tools, and discloses a positioning tool for a numerical control machine tool, which comprises a positioning platform, a buffer component is arranged at the bottom of the positioning platform, and a fixing block, a limiting seat, a wrapping block, a positioning stop block and a positioning component are respectively mounted at the top of the positioning platform. An electric telescopic cylinder is installed on the inner wall of the fixing block, and the inner wall of the electric telescopic cylinder is slidably connected with one end of a telescopic rod. By pressing a control switch, an electric hydraulic cylinder can start to work, so that a hydraulic rod can drive a protective pad to fix and limit one side of a workpiece sample, a telescopic rod can slide out of the inner wall of an electric telescopic cylinder under the control of a controller, and a connecting column can limit the other side of the workpiece sample; and meanwhile, the device can clamp and position the workpiece sample according to the size of the workpiece sample, so that various use requirements are met, the use convenience is further improved, and the practicability of the device is improved.

The utility model relates to low -voltage power distribution data acquisition equipment technical field discloses a kind of low -voltage power distribution data acquisition equipment, including base, the top of the base is fixedly connected with open-close type current transformer bottom end, the top of the base is rotatably connected with open-close type current transformer top end, one end of open-close type current transformer bottom end and open-close type current transformer top end is magnetically connected by magnet, by setting fixed cylinder, plug-in column and arc centering plate in the inner wall of open-close type current transformer, it can be realized automatic limiting and alignment when mutual inductor is folded, guarantee the concentricity between cable and mutual inductor, improve detection accuracy;By the cooperation of bidirectional screw rod, threaded sleeve block and locating ring, adjustable clamping to line is realized, the stability of mutual inductor in the process of operation is enhanced, simultaneously, rubber block is set in clamping piece bottom end, effectively buffers clamping force, avoids damaging the insulating layer of line.

The utility model provides a mounting and fixing mechanism for a burning gun of a glass kiln, which belongs to the technical field of glass kilns and comprises a refractory brick wall, the burning gun and a burning chamber arranged at the front end of the burning gun, the burning chamber is communicated with the burning gun, an expansion nozzle is arranged on the front end face of the burning chamber, a first fuel pipeline is arranged on the upper surface of the rear end of the burning chamber, and a second fuel pipeline is arranged at the rear end of the burning gun. Fixing columns are arranged on the upper edge and the lower edge of the two sides of the rear end of the burning cabin, adjusting devices are arranged on the side faces of the fixing columns, and tension bars are arranged on the side faces of the adjusting devices. The adjusting device adjusts the clamping force to the fixing column, when the refractory brick wall reaches the thermal expansion numerical value, the clamping force to the refractory brick wall is reduced through the adjusting device, the adjusting device can generate corresponding deformation when the refractory brick wall generates thermal expansion, the refractory brick wall is prevented from being excessively extruded, and the refractory brick wall is prevented from being broken.

The invention discloses adjustable spherical surface grinding equipment for ball valve element machining, and relates to the technical field of spherical surface grinding, the adjustable spherical surface grinding equipment comprises a rack, the rack is used for fixing and supporting a grinding component, a collecting tank is fixedly mounted at the bottom of the rack, and a lower leakage hole is formed in the top of the rack; the polishing and grinding assembly is used for polishing the spherical surface of the valve element of the ball valve, and a base is fixedly mounted at the bottom of the polishing and grinding assembly; the positioning assembly is used for positioning and fixing a valve core of the ball valve; the number of the bases is four. According to the adjustable spherical surface grinding equipment for machining the valve element of the ball valve, the valve element of the ball valve is placed in the positioning assembly by a worker, the valve element is of a spherical structure and is not prone to being fixed when being polished, and then the worker starts the polishing and grinding assembly to polish the spherical surface of the valve element; chippings formed after polishing fall onto the surface of the rack and fall into the collecting groove along the lower leakage hole, so that the chippings are collected.

The invention relates to the technical field of machine grabbing, and provides a high-precision positioning grabbing device based on machine vision, which comprises a mounting frame, a first servo motor is welded and fixed on the mounting frame, a first turntable and a rotating rod are welded and fixed on an output shaft of the first servo motor, and a first shifting rod is welded and fixed on the rotating rod; a connecting shaft is rotationally connected to the mounting frame, a second rotating disc, a second shifting rod and a rotating cylinder are welded and fixed to the connecting shaft, and three multifunctional mechanical arms are mounted on the rotating cylinder; the three multifunctional mechanical arms are provided with a first positioning grabbing assembly, a second positioning grabbing assembly and a third positioning grabbing assembly correspondingly. By means of the technical scheme, the problems that according to a high-precision positioning grabbing device based on machine vision in the prior art, a plurality of mechanical arms are inconvenient to use in a combined mode, and the mechanical arms cannot be automatically stored and protected after work is finished are solved.

The utility model relates to a kind of surface treatment devices for gear machining, including the base being set to surface treatment device, the base is provided with the circular table for placing gear, the circular table is provided with four center symmetry distribution and is used for the fixture of fixed gear, the base is provided with the connecting component for driving fixture movement, the base is provided with the drive component for driving connecting component rotation.The surface treatment device for gear machining, power is converted into transmission by controlling connecting component, so as to drive four fixtures to move to opposite side, so as to utilize four fixtures to push and shove gear to central axis and carry out fixation, so that clamping force effectively disperses in every tooth top of gear, avoid the deformation of single tooth top by excessive force, magnet of connecting plate top is absorbed T type iron piece, offset the loosening tendency generated by vibration, and rubber pad has elasticity, can avoid rigid contact to the damage of gear surface.

This invention relates to the field of connector technology, and more particularly to an FPC connector assembly, including a male end and a female end. The male end includes a male terminal and a male socket for mounting the male terminal. The female end includes a female terminal that inserts into the male terminal and a female socket for mounting the female terminal. The front end of the female terminal is provided with an elastic element for elastically clamping the front end of the male terminal. When the front end of the male terminal is inserted into the female terminal, the elastic element undergoes elastic deformation to maintain the clamping force on the male terminal. The female socket is provided with a constraint mechanism corresponding to the female terminal. When the front end of the male terminal is inserted into the female terminal, the male terminal drives the constraint mechanism to compress the corresponding elastic element to increase the clamping force of the elastic element on the male terminal. This solution, by auxiliaryly pressing the free end of the arc-shaped spring, can prevent the decrease in clamping force caused by the decrease in the elasticity of the arc-shaped spring, effectively improving the clamping force of the arc-shaped spring of the female terminal on the male terminal and maintaining good contact between the male and female terminals.

The invention discloses a wafer self-adaptive grabbing system and method based on dynamic force feedback, and belongs to the technical field of semiconductor material processing and carrying. According to the system, an edge-lower support fusion type clamping jaw structure is adopted, a micro MEMS pressure sensor array is integrated, and sub-Newton level force control precision is achieved through a double-closed-loop PID control algorithm. The system comprises a miniature force sensor integration module, a dynamic force feedback control module and an edge-lower support fusion type clamping jaw structure, and can effectively solve the problems of stress concentration, temperature deformation and the like in the ultrathin wafer carrying process. The control method disclosed by the invention is combined with a working condition self-adaptive adjustment strategy, supports modes of sensitive edge protection, pressure balance, high-speed stability and the like, can switch working modes in real time according to wafer states and environmental conditions, dynamically adjusts operation parameters, and provides a solution for precise carrying of third-generation semiconductor ultrathin materials.