55results about How to "Improve mobile stability" patented technology

This utility model discloses a valve ball grinding and positioning device with an anti-displacement structure, including a positioning frame. A back frame for mounting and fixing grinding tools is fixed on the back of the top of the positioning frame. Square columns are inserted into the top of both sides of the positioning frame. A reinforcing shaft is rotatably installed in each set of square columns. A fixing cone for inserting into the inner cavity of the valve ball is fixed at one end of the reinforcing shaft that is close to each other. An anti-displacement component is provided on the positioning frame to cooperate with the fixing cone and position the valve ball. By setting the anti-displacement component, this utility model can autonomously and multi-directionally position the valve ball on both sides and inside according to the size of the valve ball. At this time, the multi-directional and multi-means positioning method improves the positioning stability of the positioning device for the valve ball, effectively avoids the valve ball from easily shifting during the grinding process, and greatly improves the grinding effect of the grinding tool on the surface of the valve ball.

The utility model discloses a feeding reciprocating synchronizing device of a flaking machine, and belongs to the technical field of disc type flaking machines. The device mainly comprises a base assembly, the base assembly is movably connected with a long material conveyor and a material pressing device which can move in a reciprocating mode, the material pressing device is fixedly arranged at one end of the long material conveyor, and the conveying direction of the long material conveyor is perpendicular to the moving direction of the long material conveyor and the moving direction of the material pressing device. The base assembly is rotationally connected with a reciprocating transmission mechanism used for driving the material pressing device and the long material conveyor to move synchronously. The reciprocating transmission mechanism comprises at least one transmission shaft, gear mechanisms are fixedly connected to the transmission shafts located at the two ends of the reciprocating transmission mechanism respectively, and rack mechanisms meshed with the gear mechanisms are fixedly connected to the material pressing device and the long material conveyor respectively. Synchronous reciprocating feeding of the long wood conveyor and the material pressing device is achieved, the stability of long wood in the planing process is guaranteed, and the machining precision is improved.

The utility model discloses a kind of machining toolings for arc groove and arc surface spare parts, including tooling base, support key block is equipped on the tooling base, the upper side of support key block is slidably connected with limit slider, the length direction both sides of limit slider are respectively connected with side plate, and the side wall of side plate is abutted to support key block;The side surface of support key block width direction is also connected with baffle, locking bolt is equipped on the baffle, and locking bolt is abutted to limit slider by passing through the baffle;Limit shaft hole is also equipped on the tooling base, and the side of limit shaft hole away from the side where baffle is arranged.This machining tooling simple structure, easily install and use, by the setting of limit slider and limit shaft hole, the positioning and fixing of the spare part to be processed placed on tooling base can be more conveniently carried out, and it is favorable to the processing of arc groove to spare part to be processed, and the finish machining of outer peripheral contour.

The utility model discloses wood product heat treatment fumigation equipment, and relates to the technical field of wood product treatment. The wood product heat treatment fumigating equipment comprises a fumigating box and an exhaust pipe fixedly arranged on the top face of the fumigating box in a penetrating mode and extending into the fumigating box, and a fumigating mechanism and a control mechanism are arranged on the inner side of the fumigating box; the control mechanism is located on the outer wall of the fumigating mechanism; the fumigation mechanism comprises a placing part and a fumigation part; the placing part comprises a placing frame and a plurality of placing plates, and the fumigating part comprises an air inlet pipe and a turbine; the fumigation device has the technical effects that the steam inlet pipe in the fumigation mechanism introduces steam into the fixed frame and drives the turbine to rotate to enable the rotating box to rotate, the rotating box exhausts the steam through a plurality of steam outlet pipes, the steam spraying range is enlarged, the steam spraying effect is improved, and the steam spraying effect is improved. All parts of the wooden product are fully fumigated, the fumigating effect is improved, the wooden product quality is guaranteed, and the insect attack risk is reduced.

The utility model provides special fixed anchor of light buoy relates to fixed anchor field, including fixed establishment, the inner wall sliding joint of fixed establishment has connecting structure, the fixed establishment includes buoy body, the inner wall all is fixedly connected with fixed plate in buoy body, the inner wall all is connected with movable plate in fixed plate, the outer wall all is fixedly connected with the insert block in movable plate, the inner wall all is fixedly connected with the slide rod in fixed plate, the outer wall all is equipped with the compression spring of slide rod, in the utility model, through movable plate, insert block, compression spring, sliding block, first limit rod etc.

The utility model provides a kind of for animal carcass harmless treatment's handling device, it is related to animal carcass processing equipment technical field. Including support cross plate, the top fixed connection of support cross plate has fixed box, by being equipped with support cross plate, fixed box and handling support plate, it is convenient to quickly dismounting treatment when overhaul, by two third location bolt third drive motor and support cross plate are reinforced installation, by third drive motor operation, drive anti-falling baffle rotation, it is convenient to limit the side of two conveying baffle by anti-falling baffle, avoid the emergence animal carcass accidental falling situation, by being equipped with ventilation window in storage box top cooperation with the smell discharge in storage box inside after animal carcass moves, by above-mentioned cooperation reduce the shaking caused by equipment movement, the position deviation of animal carcass, avoid the emergence animal carcass accidental falling situation, it is convenient to adjust the equipment height when carrying simultaneously, improve the overall flexibility when equipment is used.

The utility model discloses a kind of paper core barrel automatic feeding devices, it is related to paper core barrel processing auxiliary equipment technical field, including rack, one end of the rack is fixedly installed with clamping mechanism, the inside of the rack is fixedly installed guide frame, the inside sliding connection of the guide frame has conveying frame, the top of the guide frame and the top of conveying frame are all provided with recess, the clamping mechanism includes support plate, servo motor, transmission rod and positioning frame, the utility model is driven with the two clamping blocks of rotation connection by the telescopic second electric cylinder, guide frame is fixed in the inside of rack, its top recess and conveying frame top recess cooperate, conveying frame slides in the inside of guide frame to convey paper core barrel, clamping mechanism is located in material taking position, while ensuring that clamping action is stable and reliable, ensure that paper core barrel is stably conveyed.

The utility model relates to the field of ton bag supporting equipment, in particular to a ton bag supporting structure. The device comprises a bottom frame, a plurality of supporting rods are vertically arranged on the periphery of the bottom frame, and hooks are arranged at the top ends of the supporting rods; self-locking universal wheels are arranged on the periphery of the bottom frame, connecting pipes are arranged on the supporting rods in a sliding mode, and the hooks are arranged on the connecting pipes and fixed through fasteners. A stabilizing plate is arranged in the center of the bottom frame and connected with the inner side wall of the bottom frame through a reinforcing rod, the bottom of the stabilizing plate is connected with a stretchable pulling plate through a bearing, and one end of the pulling plate horizontally extends out of the bottom frame and is connected with a handle through a pulling rod. The ton bag supporting structure has the advantages of being stable in structure and convenient to operate, move and adjust the height, and loading and transporting efficiency of ton bags is effectively improved.

The utility model relates to the technical field of ceramic production, concretely to a high -efficient forming device for daily ceramic production, including box, the top of box is provided with recovery subassembly, recovery subassembly includes slurry tank that stores slurry, communication pipe, pressure pump that provides pressure, injects the injection pipe of slurry, is used for slurry forming mould. The high -efficient forming device for daily ceramic production, through adding recovery subassembly, slurry is hit into the mould from the injection pipe with pressure pump pressurization, the mould has the opening both up and down, the conveyer belt transmits the mould to the inclined strip, the rotating shaft is driven by the rotating motor slowly rotates to drive the inclined strip and the mould slowly pour, the mould falls to the inclined plate, both sides opening are exposed, the slurry that has not solidified flows along with gravity and the mould also falls into the recovery tank and waits to be disassembled, need not manual pour and wait, the convenience and forming efficiency of convenient large -scale processing are improved, and the inclined groove and the inclined plate guide the excess slurry to fall into the recovery tank and save the cost and be conducive to environmental protection.

The application discloses a clamping tool for hard alloy plate machining, one side of the mounting table is provided with a plate placing groove, an L-shaped electric sliding rail is mounted above the mounting table and the plate placing groove, an electric sliding block matched with the L-shaped electric sliding rail is mounted in the L-shaped electric sliding rail, the electric sliding block is connected with a hydraulic rod through a connecting block, the hydraulic rod can drive a suction disc positioning mechanism to perform lifting operation, a positioning plate matched with the suction disc positioning mechanism is slidably arranged above the mounting table, and a clamping plate mechanism is mounted on the top of the positioning plate; the suction disc positioning mechanism comprises a first mounting plate, two groups of first connecting pieces are arranged on the bottom of the first mounting plate, and a first rotating column is rotatably arranged between the first connecting pieces. The clamping tool for hard alloy plate machining solves the problems that the existing alloy plate clamping device needs manual feeding and cannot move the clamped plate, and the plate placing groove is arranged on one side of the mounting table.

This utility model relates to the field of tea production technology and discloses a tea cake pressing machine for tea production, including a frame and a processing table. The processing table is fixedly connected to the inner wall of the bottom end of the frame. A placement pad frame is fixedly connected to the upper surface of the processing table, and a lower mold is placed on the upper surface of the placement pad frame. A cylinder is fixedly connected to the inner wall of the top end of the frame. A forming mold is fixedly connected to the end of the piston rod of the cylinder. A first connecting block is fixedly connected to the side wall of the forming mold, and a second connecting block is fixedly connected to the side wall of the lower mold. The cylinder provided by this utility model drives the forming mold to reset upward, and the linkage structure drives the lower mold to move downward. At this time, the top end of the support rod is fixed to the demolding push plate. When the lower mold moves downward, the demolding push plate moves upward relative to the lower mold, pushing the pressed tea cake out of the lower mold, realizing automatic demolding and facilitating material removal.

The invention relates to a full-waterproof multifunctional bathing intelligent wheelchair which comprises a frame, a bearing assembly used for bearing a user is arranged at the top of the frame, an intelligent control module is arranged at the top of the frame, a first fixing rod is fixedly connected to the top of the frame, and a second fixing rod is fixedly connected to the bottom of the frame. Third fixing rods are fixedly connected to the left portions of the close sides of the first fixing rod and the second fixing rod, mounting blocks are fixedly connected to the middles of the two third fixing rods, connecting pipes are fixedly connected to the middles of the mounting blocks, moving wheels are rotatably connected to the outer portions of the connecting pipes, and a containing shell is fixedly connected to the outer portions of the connecting pipes; and cavities II are formed in the two connecting pipes. A first rotating rod and a second rotating rod are matched with a first fixing sleeve and a second fixing sleeve to drive the frame to be unfolded from a folded state, meanwhile, a first limiting plate is driven to be matched with a second limiting plate of the connecting rod through a pulling rod, a spring and a sliding plate of the limiting assembly, and stable limiting of the connecting rod after the wheelchair is unfolded is achieved.

The utility model discloses a kind of municipal pipeline trenchless repair devices, it is related to pipeline repair technical field, including cylinder, reciprocating screw rod is rotationally arranged in cylinder, driven pulley is fixedly connected with reciprocating screw rod coaxially on the outer wall of one end of cylinder, pulley motor is installed on the side of driven pulley, transmission belt is installed between the output shaft of pulley motor and driven pulley, the first limit disc is sleeved with one end of reciprocating screw rod, the first slider on the side of first limit disc is sleeved on reciprocating screw rod, and the side of first slider of cylinder is equipped with partition plate;The utility model is through the cooperation of the first connecting rod of the first slider outer wall circumferential side, connecting rod and moving wheel, the position of moving wheel is conveniently adjusted flexibly according to the size of pipeline aperture;Finally, the problem that existing device cannot effectively adhere to the movement of inner wall of pipeline when encountering different aperture pipeline, is prone to deviation even jammed, is solved, and the moving stability and work efficiency of device in municipal pipeline trenchless repair process are improved.

The utility model relates to an efficient movable graphene filter pressing device. The filter pressing device comprises a frame, a pneumatic control unit, a filtering assembly and a moving assembly, the frame comprises a bottom panel, a middle supporting plate and an outer frame; the pneumatic control unit comprises a supporting pneumatic triple piece, a reversing valve, an air cylinder, a floating connector, an ejector block and a push disc. The ejector block is fixed to the bottom of the air cylinder, the ejector block pushes the push disc, the pneumatic triple piece, the reversing valve and the air cylinder are installed on the outer frame, and the filtering assembly comprises a filtering barrel, a filtering plate, a guide cover and a waste liquid collecting barrel; the filter plate is installed at the bottom of the filter barrel, the guide cover is located between the filter plate and the waste liquid collecting barrel, the filter barrel is detachably installed on the middle supporting plate, and the waste acid collecting barrel is placed on the bottom panel. The structure is more optimized, the floating joint compensates installation errors, and the system stability is improved; the safety is good; the filter plate is matched with the guide cover, so that the filter plate is quickly disassembled and assembled, and the maintenance cost is reduced; and the equipment can move and is good in stability.

The utility model discloses an ancient building roof protection structure which comprises a base, a cover body arranged on the base in a rotating mode and a winding shaft used for covering objects, and the winding shaft is arranged in the base in a rotating mode under the driving of a driving component, and an opening is formed in the portion, on one side of the winding shaft, of the base. Sliding ways are arranged at the two ends of the opening, a clamping plate used for being connected with the edge of the output end of the covering object is arranged between the two sliding ways in a sliding mode, and rope bodies penetrating through the sliding ways are connected to the two sides of the clamping plate. The rope body is driven to rotate around the winding shaft to automatically unwind and wind the covering object, the stable movement of the clamping plate and the covering object is guaranteed by combining the sliding process of the clamping plate on one side of the covering object on the sliding way and the manual holding of the rope body, and the covering object on the roof is covered and taken back in time according to the outside weather change. The operation is simple, meanwhile, the service life of coverings such as plastic films can be effectively prolonged, and the using effect and the protection stability are improved.

This utility model discloses a steel bar processing equipment for construction engineering, including a bending machine body, a protective component, and a pushing component. The protective component includes a bending disc disposed on top of the bending machine body. A support block is fixedly connected to the rear side of the bending machine body. A protective frame is movably connected to the top of the bending machine body via a hinge. The protective frame is located on top of the bending disc. A magnet is fixedly connected to the top of the bending machine body, and the rear side of the magnet is attracted to the front side of the protective frame. An observation window is fixedly connected to the top of the protective frame, and a handle is fixedly connected to the top of the protective frame. The surface of the handle is provided with anti-slip texture. This utility model utilizes the protective component to protect the bending disc and the steel bar, preventing the steel bar and the bending component from being exposed to the outside environment during bending, avoiding contact between external objects and the operating bending component, and preventing debris generated during bending from flying everywhere, thus ensuring high safety.

The utility model relates to the field of soil detection, and discloses a comprehensive soil detection device which comprises a frame, a detection component is mounted on one side of the frame, a collection component is mounted on the other side of the frame, and a sampling component is arranged in the middle of the frame; the collecting assembly comprises a connecting shell, the top of the connecting shell is fixedly connected with a collecting opening, the top of the collecting opening is in threaded connection with a sealing cover, the bottom of the connecting shell is in threaded connection with a mounting bin, the lower middle side of the inner wall of the mounting bin is fixedly connected with a first gear ring, and the upper middle side of the inner wall of the mounting bin is fixedly connected with a limiting ring. The middle part of the limiting ring is slidably connected with a sample bin. According to the multi-area soil sample storage device, independent storage and rapid switching of multi-area soil samples are achieved, during operation, only the sample bin needs to be pressed to enable the gear ring to be separated, the sample bin is rotated to be switched to an unused area and then automatically reset and locked, it is ensured that the soil samples of different sampling points are stored in independent spaces divided by the sample partition plates in a separated mode, and cross contamination is avoided.

This utility model relates to the field of aquaculture equipment, specifically a screening device for snakehead fry of different sizes. It includes two boxes, each with a placement cavity extending through the front wall and connected to the outside. A fish-collecting drawer is located within the placement cavity, with a water inlet pipe above it. One end of the water inlet pipe extends into the fish-collecting drawer, and the other end connects to an external water pump. An oxygenation tray is installed on the bottom of the fish-collecting drawer, connected to an oxygenation hose. An aerator is fixedly installed on the rear wall of the box, with the end of the oxygenation hose furthest from the oxygenation tray connected to the aerator. A screening screen is positioned above the placement cavity, with a reinforcing edge fixedly connected to its top. Compared to existing technologies, this patent, by incorporating a slidable and detachable screening screen and its limiting components, enables rapid replacement and securing of the screen, adapting to the screening needs of fry of different sizes and improving the versatility and ease of operation of the equipment.

This utility model discloses a furniture assembly connection structure, relating to the field of furniture assembly. The furniture assembly connection structure includes a cabinet body, with drawers installed inside the cabinet body. A connecting mechanism is provided outside the drawers. The connecting mechanism includes a connecting frame body installed inside the cabinet body. The drawers are positioned above the connecting frame body. A rotating rod is rotatably disposed inside the connecting frame body and below the drawers. A fixing plate is movably disposed inside the drawers and inside the connecting frame body. This furniture assembly connection structure, by setting multiple sets of rotating rods inside the connecting frame body, increases the support range and stability of the drawers. Subsequently, the drawers can be horizontally removed by moving the fixing plate and the interlocking block without affecting the normal use of other drawers. It also increases the convenience of drawer installation and removal without affecting the aesthetic appearance of the drawers.

The application relates to a processing technology of a C-shaped fixture for a feeder card, which comprises the following steps: S1, workpiece cutting and punching; S2, workpiece polishing and deburring: a pushing mechanism on a cutting machine discharges qualified plate pieces into a first vibrating disc, the first vibrating disc sequentially conveys the plate pieces to a feeding table to be stacked, a counter is used to count the number of the stacked plate pieces on the feeding table, and the feeding table moves the stacked plate pieces into a dry grinder at one time; and S3, workpiece bending and shaping: a second vibrating disc sequentially conveys the polished plate pieces into a feeding box of a bending machine; the application uses two vibrating discs to transfer the workpieces obtained in the cutting and punching and polishing and deburring processes, liberates human resources, controls the feeding and discharging speeds between the stations, realizes automatic workpiece transfer between the processes, realizes seamless connection between the processes, and improves the production efficiency.

The invention relates to the technical field of gear shaft tools, and discloses a tool special for heat treatment of a wind power yaw gear shaft, the tool comprises a lower end plate, the upper surface of the lower end plate is fixedly connected with a limiting ring, the lower end plate is used for supporting the gear shaft, and the inner surface of the limiting ring is connected with a center supporting column in a clamped mode; a limiting ring is fixedly connected to the lower surface of the center supporting column, an upper end plate is fixedly connected to the top end of the center supporting column, the limiting ring and the center supporting column are used for rapidly abutting the lower end plate and the upper end plate, a mounting column is fixedly connected to the lower surface of the upper end plate, and the upper end plate is used for supporting a gear shaft. At the moment, a plurality of gear shafts are inserted into the upper end plate and the lower end plate, and then the gear shafts are lifted into the heating device through the lower end plate, so that the multiple gear shafts are conveniently and simultaneously subjected to heat treatment, the treatment efficiency is improved, the universal wheels are quickly mounted below the lower end plate, and the device is conveniently transferred within a small range.

This utility model relates to the field of adhesive application technology for fully biodegradable sanitary napkins, and discloses a washable, fully biodegradable sanitary napkin adhesive application device, including a pressing mechanism, a conveying mechanism, and a main body mechanism. The pressing mechanism is located inside the main body mechanism, and the conveying mechanism is located on the upper surface of the main body mechanism. The pressing mechanism includes a pressing plate, a connecting rod rotatably connected to the top of the pressing plate, and a slider rotatably connected to the top of the connecting rod. An adhesive application hole is provided in the middle of the pressing plate. This utility model, by setting the pressing plate to be rotatably connected to the connecting rod, and the connecting rod to be rotatably connected to the slider, can connect the pressing plate and the slider through the connecting rod. When the slider moves, the pressing plate can be moved up and down through the connecting rod, thereby fixing the sanitary napkin to be adhesive, thus preventing the sanitary napkin from moving during the adhesive application process and causing deviation in adhesive application, thereby increasing the accuracy of the adhesive application process.

The utility model provides a kind of high-efficiency concrete mixing equipment for hydraulic engineering, it is related to concrete mixing equipment technical field, including mixing bucket, further include support frame, the square rod of support frame top rotation is connected with being located at the central shaft of mixing bucket, square sleeve is equipped outside the square rod, the both sides of square sleeve are fixedly connected with stirring rod, the scraping blade for cleaning the inner wall of mixing bucket is fixedly connected at the both ends of stirring rod, the reel is rotationally connected in the top of support frame, by setting square rod, square sleeve, stirring rod and scraping blade, square rod drives square sleeve and stirring rod to rotate to realize stirring when rotating, scraping blade synchronously cleans the inner wall of mixing bucket, simultaneously cooperate reel, steel wire rope and lifting ring, can drive stirring rod and scraping blade to move up and down, can move scraping blade out of mixing bucket to facilitate cleaning, reduce the influence of concrete bonding accumulation to equipment.

The invention relates to the technical field of cleaning equipment, and discloses building outer wall cleaning equipment which comprises a separation shell and a fixing assembly, the top face of the separation shell is fixedly connected with the bottom face of a machine body, the separation shell is connected to the outer side of a set of adsorption mechanisms in a sleeving mode, and the fixing assembly comprises a fixing plate and water absorption cloth. The top face of the fixing plate is fixedly connected with the top face of the interior of the partition shell, the bottom face of the fixing plate makes contact with the surface of the outer wall, a fixing groove is formed in the outer side wall face of the fixing plate, and the fixing plate is fixedly connected with the water absorption cloth in a sleeving mode through the fixing groove. When the cleaning equipment works, water flow is effectively blocked through the fixing plate and effectively absorbed through the water absorption cloth, the situation that normal work of the adsorption mechanism is disturbed due to the fact that the water flow forms a water film can be prevented, and the moving stability of the cleaning equipment is improved.

The invention relates to the technical field of product packaging, and particularly discloses a carbon fiber prepreg product packaging line which comprises a base and a conveying unit arranged in the base. The frame body is fixedly connected to the front end of the base, a first air cylinder is arranged above the frame body, the output end of the first air cylinder is connected with a positioning rod, the top of the frame body is connected with a positioning mechanism for driving the first air cylinder to move, the limiting mechanism is limited to the left side of the top of the base, and the clamping mechanism is arranged on the right side of the top of the base; the positioning mechanism comprises a moving seat, the moving seat is slidably connected to the top of the frame and fixedly connected with the first air cylinder, a first supporting rod is mounted at the top of the moving seat through a shaft rod, a sliding seat is mounted at the top end of the first supporting rod through a shaft rod, and the frame is connected with an adjusting assembly used for driving the moving seat to move. And therefore, products with different specifications and sizes can be conveniently packaged.

The utility model provides an instrument panel cross beam shape correcting device, which relates to the technical field of automobile part production and processing, and comprises a base, the top of the base is fixedly connected with a plurality of support rods, a clamping mechanism is fixedly connected among the top ends of every three support rods, and the clamping mechanism comprises a fixing plate. The bottom of the fixing plate is fixedly connected with the top end of the supporting rod, and one side of the fixing plate is fixedly connected with a template. According to the utility model, through the cooperation of the motor, the shaft rod and the third rotating pipe, the third rotating pipe can be driven by the motor to rotate to drive the conveyor belt to rotate, and the fixing frame and the bracket are driven by the clamping mechanism to clamp and fix the instrument panel cross beam, so that the conveyor belt drives the instrument panel cross beam to move through friction force; the supporting plate can be fixed through the supporting rod, so that the structure of the supporting plate is more stable, and meanwhile, through cooperation of the supporting rod and the sliding plate, the moving track of the sliding plate can be more stable.

The utility model discloses a feeding mechanism for manufacturing an enamel two-dimensional code cover piece of liquefied petroleum gas, and aims to provide the feeding mechanism for manufacturing the enamel two-dimensional code cover piece of the liquefied petroleum gas, which can improve the feeding efficiency. The device comprises a material storage bin assembly, the material storage bin assembly is connected with a vibration disc, and the vibration disc is connected with a material turning rail; the material receiving support is arranged on the side edge of the vibration disc, the material receiving support is movably connected with a material discharging plate, and the material discharging plate is provided with a plurality of feeding holes; the discharging plate is detachably connected with one end of the moving plate, the receiving support is connected with a driving mechanism, and the driving mechanism is connected with the moving plate; the limiting baffle is connected with the material receiving support, and the limiting baffle and the material overturning track are oppositely arranged; and the limiting seat is detachably connected with the material receiving support, the other end of the movable plate is detachably connected with a guide strip, and the guide strip is slidably connected with the limiting seat. The feeding device has the beneficial effects that the feeding conveying efficiency and the feeding precision are improved; high-strength batch feeding is achieved, and the production efficiency is improved.

This utility model relates to the field of curtain machine technology and discloses a positioning mechanism for a curtain machine. The positioning mechanism is mounted on a movable body on a curtain track. The positioning mechanism includes a suspension part and two sets of longitudinal pressure rollers. The suspension part is a roller rotatably mounted on the movable body and is suspended from the curtain track. The longitudinal pressure rollers are mounted on the movable body and configured to abut against the curtain track upwards under elastic force. The two sets of longitudinal pressure rollers are positioned at a height difference from the suspension part, and the two sets of longitudinal pressure rollers are located in front of and behind the suspension part along the length of the guide rail body, so that the suspension part and the two sets of longitudinal pressure rollers are triangularly distributed. The two sets of longitudinal pressure rollers and the suspension part clamp the curtain track longitudinally, thereby limiting the up-and-down swaying of the movable body, greatly enhancing the stability of the movable body on the curtain track, enabling the movable body to operate smoothly and steadily, and ensuring the reliability of the curtain opening and closing operation.

This application relates to the field of semiconductor testing technology and provides a flipping mechanism. This flipping mechanism uses a flipping power source to drive a first connecting arm to move along a second direction. The first connecting arm exerts a force on the object being flipped, causing it to move along the second direction. At this time, due to the relative base assembly of the first and second swing arms, one end of each swing arm has a fixed point, and both the first and second swing arms are connected to the object being flipped. Therefore, the object being flipped bears the thrust of the first connecting arm and the tension of the swing arms, causing the rear end of the object to tilt upwards to allow for rotation. This improves flipping accuracy and protection of the semiconductor devices in the carrier tray, avoids the difficulties in designing the motion trajectory inherent in linkage mechanisms, facilitates limiting the flipping angle of the object being flipped, and makes operation more convenient.

The utility model discloses an intelligent feeding device for automobile sheet metal parts. The intelligent feeding device for automobile sheet metal parts comprises a manipulator and a composite pickup mechanism. The composite pickup mechanism comprises a connecting cover and a supporting plate installed below the connecting cover. The top of the connecting cover is connected and fixed with the manipulator. A suction assembly is installed on the connecting cover. A clamping assembly is arranged on the supporting plate. The suction assembly comprises a plurality of first electric push rods installed on the connecting cover. The intelligent feeding device for automobile sheet metal parts provided by the utility model installs the composite pickup mechanism comprising the connecting cover, the supporting plate, the suction assembly and the clamping assembly on the manipulator. The manipulator can select the suction mode to pick up the sheet metal part and place it on the workbench, and can also select the clamping mode to pick up the sheet metal part and place it on the workbench. The use mode of the manipulator is more flexible and diverse, and the use range of the manipulator is expanded.