37results about How to "Achieve fixed clamping" patented technology

The utility model discloses a bearing processing turnover device which comprises a bottom plate, the upper side of the bottom plate is fixedly connected with a mounting plate, the upper side of the mounting plate is fixedly connected with an air cylinder, the output end of the air cylinder is fixedly connected with a first connecting rod, and the other end of the first connecting rod is fixedly connected with a connecting column. A sliding block is fixedly connected to one side of the connecting column, a rack is fixedly connected to the upper side of the sliding block, a gear is arranged on the upper side of the rack in a meshed mode, a rotating rod is fixedly connected to one side of the gear, a mounting frame is fixedly connected to the outer side of the rotating rod, and a fixed clamping device is arranged on the inner side of the mounting frame. Compared with the prior art, the bearing machining turnover device has the advantages of being good in turnover effect and strong in fixing effect.

The utility model belongs to the technical field of water pump air tightness detection, and particularly relates to an air tightness detection device for a water pump, which comprises a base, a detection box is mounted on the base, allochroic silica gel particles are adhered to the inner wall of a transparent plastic pipe, a vacuum pump is mounted on one side wall of the base through a fixing seat, and a vacuum pump is mounted on the other side wall of the base. An inflator pump is installed on the other side wall of the base through a fixing base, a wet sponge is placed at the joint of the inflator pump and the second air guide pipe, the interior of the detection box is pumped to a vacuum state through the vacuum pump, external air is conveyed into the water pump through the second air guide pipe through the inflator pump, and the humidity of the air conveyed into the water pump is large through the wet sponge; if the sealing performance of the water pump is unqualified, the wet air escapes from the water pump, the escaped wet air can be in contact with the allochroic silica gel particles, so that the allochroic silica gel particles become light red from blue, the air leakage position of the water pump can be quickly judged by observing the allochroic areas of the allochroic silica gel particles, and the detection accuracy can be improved.

The utility model discloses a PCB cutting device for electronic design, which comprises a base, a box body is fixedly connected above the base, a first rotating shaft is rotatably connected above the middle of the left wall of the box body, the left end of the first rotating shaft is fixedly connected with a longitudinal control panel, and the right end of the first rotating shaft is fixedly connected with a driving bevel gear. A first rotating shaft supporting plate is fixedly connected to the middle of the inner side of the left wall of the box body, a longitudinal shaft is rotationally connected to the first rotating shaft supporting plate, a first driven bevel gear is fixedly connected to the top end of the longitudinal shaft, the driving bevel gear is meshed with the first driven bevel gear, and a second driven bevel gear is fixedly connected to the bottom end of the longitudinal shaft. Compared with the prior art, the PCB cutting device for the electronic design has the advantage that the PCB cutting device for the electronic design is provided with the fixed clamping device.

The invention relates to needle bearing machining and detecting integrated equipment and a machining process thereof, and relates to the technical field of bearing machining. The device comprises a workbench, an assembling mechanism and a detecting mechanism, the assembling mechanism and the detecting mechanism are both arranged on the workbench, the assembling mechanism is used for assembling a roller pin on a bearing, the detecting mechanism is used for detecting the bearing, a track plate is arranged on the workbench, the assembling mechanism and the detecting mechanism are sequentially arranged in the length direction of the track plate, and the bearing is arranged on the track plate. A moving assembly is arranged on the workbench and used for driving the bearing to move on the track plate. The bearing machining device has the advantages that the bearing is continuously assembled and detected, and the bearing machining efficiency is high.

The utility model provides a kind of SMT patch special-shaped component clamping jig, it is related to clamping jig technical field, including movable air guide seat, the inside fixed installation of movable air guide seat has negative pressure air guide pipe group, the top of movable air guide seat is provided with and the negative pressure adsorption pipe of negative pressure air guide pipe group intercommunication is connected.The utility model has the advantages that: the movable air guide seat that can be adjusted in position is arranged inside jig, so that movable air guide seat drives negative pressure adsorption pipe to adjust position according to the structure of special-shaped component, the position of negative pressure adsorption pipe is monitored in real time using laser ranging sensor, so that negative pressure adsorption pipe moves to the below of special-shaped component and and the bottom surface of special-shaped component is closely combined, control negative pressure air guide pipe group forms negative pressure inside negative pressure adsorption pipe through movable air guide seat and special-shaped component is adsorbed and fixed, realize the fixed clamping of special-shaped component, the position of clamping can be adjusted following the structure of special-shaped component, improve the stability of adsorption clamping.

The utility model relates to the technical field of teaching aids, in particular to a teaching aid for verifying combustion conditions and mass conservation, which comprises a frame body comprising an electronic scale; the experiment mechanism comprises an electric heating cup, and the electric heating cup is arranged on the upper surface of the tray; the clamping mechanism comprises a supporting frame, and the supporting frame is fixedly connected to the surface of the electronic scale. According to the experimental device, the plug and the test tube are connected in an inserted mode, the balloon, the iron wire and the plug are connected in an inserted mode, and the two ends of the rubber hose are connected with the test tube and the injector in an inserted mode respectively, so that the combustion condition and the mass conservation experiment can be conducted at the same time, and great convenience is brought to operation of people; the two ends of the first spring are fixedly connected with the first bolt and the first gasket, the first clamping plate is movably connected with the second clamping plate, the second bolt is movably connected with the first clamping plate and the second clamping plate, and the second bolt is in threaded connection with the nut, so that the test tube can be fixedly clamped at different heights.

The utility model relates to the technical field of paperboard processing equipment, and discloses a feeding mechanism for an automatic paperboard gluing machine, the feeding mechanism comprises a conveying belt, a first door-shaped beam, a second door-shaped beam, a clamping assembly and a gluing assembly, the inner wall of the top of the first door-shaped beam is fixedly connected with two damping rods, and the bottom ends of the two damping rods are fixedly connected with a first U-shaped plate; a first transverse rod is rotationally connected between the inner walls of the two flanges of the first U-shaped plate, and the outer portion of the first transverse rod is fixedly connected with a flattening roller. Compared with the prior art, the paperboard bonding device has the advantages that paperboards needing to be bonded can be flattened by rolling, so that the paperboards can be conveniently bonded in the later period.

The utility model discloses an electric power equipment moving device for electric power engineering, which comprises a moving bottom plate and moving wheels, the moving wheels are symmetrically arranged below the bottom plate, the top of the moving bottom plate is provided with a side plate, the top of the bottom plate is symmetrically provided with limiting frames, any group of limiting frames are arranged on the side surface of the side plate, and the limiting frames are arranged on the side surface of the side plate. The limiting frame is arranged on the movable bottom plate, the two ends of the limiting frame extend towards the center of the movable bottom plate to be provided with plate body structures, and the device is characterized in that a locking mechanism is arranged at the top of the limiting frame far away from the side plates, and buffer blocks are symmetrically arranged on the side faces of the limiting frame close to the side plates. Buffer protection in the horizontal direction is achieved, the equipment is prevented from being damaged when moving, and the problem that in the prior art, a buffer structure in the horizontal direction is not arranged is solved.

The utility model provides a pipeline welding butt joint device, which belongs to the technical field of pipeline butt joint, and comprises a frame, a base fixedly connected to the bottom surface of the frame, an operation table fixedly connected to the top of the base, a butt joint table fixedly connected to the top of the operation table, and a plurality of groups of limiting tables fixedly connected to the top of the butt joint table, a motor is fixedly connected to the bottom face of the frame, an output shaft of the motor is fixedly connected with a gear shaft, the gear shaft penetrates through the operation table, the top of the gear shaft is rotationally connected with the top of the frame, and a gear set is rotationally connected to the top of the frame; a first air cylinder is fixedly connected to one side of the gear set, a plurality of second air cylinders are fixedly connected to the top of the frame, and a cooling mechanism is arranged on one side of the butt joint table. According to the device, clamping butt joint of a straight pipe and a bent pipe is achieved, welding smoke is filtered, the environment is kept clean, and scattered airflow is blown out to achieve cooling of a clamped pipeline.

The invention provides a positioning tool convenient for testing a servo motor, and relates to the technical field of servo motor testing tools, and the positioning tool comprises a tool platform; two groups of clamping plate assemblies are mounted on the top surface of the tool platform, and a rack is clamped in the tool platform; the clamping plate assembly comprises a first clamping plate and a second clamping plate, a clamping ring is arranged at the bottom of the connecting frame, and a threaded rod is fixedly connected into the clamping ring; a two-way internal threaded pipe is connected between the threaded rods in a sleeving manner; the bottoms of the two supporting legs on the front side are fixedly connected with a bottom plate. After the pedal is treaded downwards, the two-way inner threaded pipe is driven to rotate through the rack, the spring is compressed at the same time, after the pedal is loosened, the pedal is pushed to automatically move upwards through the spring, the telescopic sleeve is made to automatically reset, meanwhile, the hand action can be liberated, the convenience degree is improved, the operation time is shortened, and the positioning efficiency is improved; the problems that a positioning tool is not easy and convenient to operate and not rapid in positioning are solved.

The utility model relates to the field of wire processing, in particular to a clamp for wire processing, which is characterized in that a bottom clamping piece is arranged at the top of a bottom plate, a special-shaped plate is fixedly arranged above the bottom plate, the special-shaped plate is in an inverted U shape, and clamping pieces are movably arranged on the inner wall of the special-shaped plate through springs; mounting plates are fixedly arranged on the outer walls of the special-shaped plates, fixed clamping plates are arranged on the mounting plates, and movable clamping plates are rotationally arranged on the fixed clamping plates. According to the utility model, through the cooperative arrangement of the bottom clamping piece and the clamping piece, the wire can be fixed and clamped, and through the cooperative arrangement of the pull rope, the spring and the torsion spring, the tightness of the clamping piece can be adjusted, the speed of the adjusting mode is fast, the use of a user is facilitated, and the clamping efficiency of the wire is improved.

The embodiment of the utility model provides a lens clamping reed and optical equipment, and relates to the technical field of precision optics. The lens clamping reed comprises a reed body, an unthreaded hole is formed in the reed body, a plurality of blocking pieces are arranged on the reed body, the blocking pieces are arranged around the axis of the unthreaded hole, the distances between the blocking pieces and the axis of the unthreaded hole are equal, the blocking pieces protrude out of the surface of the reed body, and the blocking pieces are used for clamping a lens. According to the utility model, the lens can be fixed and clamped, the relative slippage of the lens is prevented, the high coaxiality is kept, and the stress homogenization is realized.

The plate spraying mechanism comprises a supporting frame, a box body is fixedly connected to the top of the supporting frame, a first groove is formed in one side of the bottom in the box body, a through groove is formed in one side of the box body, a two-way threaded rod is rotationally connected to the interior of the through groove, and a first motor is fixedly connected to one side of the exterior of the box body; a bidirectional threaded rod is arranged in the first groove, one end of the bidirectional threaded rod is fixedly connected to the output end of the first motor, moving blocks are connected to the outer sides of the two ends of the bidirectional threaded rod in a threaded mode, a clamping plate is fixedly connected to one side of each moving block, and the clamping plates are slidably connected to the interior of the first groove. A first motor is started to drive a bidirectional threaded rod to rotate, a moving block can be driven to move, and therefore clamping plates are driven to move mutually, so that plates are fixedly clamped, spraying machining of the plates is facilitated, the device can adapt to the plates of different sizes, and the practicability is greatly improved.

The present invention relates to the technical field of steel rolling production equipment, and in particular to an automatic chamfering device for bars in a steel rolling production line, comprising a lifting support platform and two symmetrically arranged processing platforms, the tops of the two processing platforms are each provided with a chamfering device, the two chamfering devices are symmetrically arranged, and further comprising: two symmetrically arranged clamping assemblies; the present invention controls the distance that the end of the bar extends out of the mounting ring while clamping and limiting the two ends of the bar, so that the clamping points between the bar and the fixed clamping member and the movable clamping member are determined, which is conducive to accurately finding the clamping points, canceling the large-area support of the bar by the lifting support platform, and fixing and clamping the end of the bar by the fixed clamping member, avoiding the support and clamping of a single large surface, which is conducive to preventing scattered debris or impurities from being retained between the bar and the support surface or the clamping surface, causing the end of the bar to be offset.

The invention discloses an automatic slot milling machine for a wood surface. The automatic slot milling machine comprises a feeding table and a slot milling table, a material collecting mechanism and a feeding mechanism are arranged at the upper end of the feeding table, the feeding mechanism comprises a first electric push rod, limiting plates, a push plate assembly, a push plate and a limiting assembly, the upper surface of the feeding table is fixedly connected with the limiting plates which are symmetrically distributed left and right, the lower end of the material collecting mechanism is aligned to the two limiting plates, and the push plate is slidably connected between the two limiting plates; a first electric push rod is fixedly connected to the upper surface of the feeding table, a push plate assembly is fixedly connected to the telescopic end of the first electric push rod, the upper end of the push plate assembly is fixedly connected with the rear end of a push plate, a limiting assembly is arranged at the front end of the feeding table, and the push plate assembly pushes the limiting assembly to limit wood; and the groove milling table is placed at the front end of the feeding table. According to the automatic slot milling machine for the wood surface, the whole process from material collection to slot milling can be automatically completed only by placing a wood strip on a worker, and the workload is greatly reduced.

The utility model relates to the technical field of gas shielded welding, and discloses a gas shielded welding device which comprises a machining box, a machining base is fixedly connected to the inner wall of the bottom of the machining box, a fixing plate is fixedly connected to the upper surface of the machining base, and a hydraulic cylinder is fixedly connected to the position, away from the edge of the side of the fixing plate, of the upper surface of the machining base. A clamping plate is fixedly connected to the output end of the hydraulic cylinder, a sucking pump is fixedly connected to one inner side wall of the machining box, a sucking opening of the sucking pump communicates with a sucking pipe, an exhaust opening of the sucking pump communicates with an exhaust pipe, and the end, away from the sucking pump, of the exhaust pipe extends out of the machining box; compared with the prior art, a workpiece can be clamped and fixed, the workpiece is prevented from deviating when being welded, and therefore the welding effect is improved.

The utility model provides cold-rolled ribbed steel bar rust-proof treatment equipment, and relates to the technical field of steel bar rust prevention, the inner wall of a soaking box is provided with a driving assembly used for controlling steel bars to fall, the middle of the driving assembly is provided with a fixing assembly used for fixing the steel bars, and one side of the bottom of the soaking box is provided with a set of stand columns; supporting assemblies used for supporting steel bars are fixedly installed on the upper sides of the stand columns. The horizontal movement of the sliding seat is realized by starting the driving motor, and the reinforcing steel bars are limited by the fixing assembly and the supporting assembly, so that the vertical reinforcing steel bars swing to be inclined, the reinforcing steel bars can enter the soaking box and are in full contact with an anti-rust agent, batch treatment of a plurality of reinforcing steel bars is realized, and the service life of the reinforcing steel bars is prolonged. Compared with the prior art that the reinforcing steel bars are stored one by one for soaking, the contact effect of the reinforcing steel bars and the antirust agent can be ensured while batch treatment is conducted, and the situation that the reinforcing steel bars make insufficient contact with the antirust agent due to stacking of the multiple reinforcing steel bars is avoided.

The utility model relates to the technical field of reconnaissance equipment, in particular to an orifice sealing device of a compartment type drilling machine for a polar region house, which comprises a fixed seat, a first through hole, a second through hole and a sealing device, the fixed seat is fixedly arranged at the bottom of a house compartment, the fixed seat is axially provided with the first through hole, and the inner wall of the first through hole is provided with an overflow port; the sealing assembly penetrates through the first through hole to be inserted into the hole opening, a sealing connecting piece is arranged at the bottom of the first through hole, and the sealing connecting piece is connected with the sealing assembly in a sealing mode; the sealing assembly comprises a first sealing pipe, a second sealing pipe and a third sealing pipe which are arranged in a nested mode from outside to inside in the radial direction, the outer wall of the first sealing pipe makes contact with the ice and snow layer, an annular sealing cavity is formed between the inner wall of the second sealing pipe and the outer wall of the third sealing pipe, and a drilling fluid channel is formed in the inner wall of the third sealing pipe.

The utility model belongs to the technical field of centrifugal machine noise reduction, and particularly relates to a centrifugal machine noise reduction device which comprises a base, a slope is arranged on the base, a plate groove is formed in the base, a vibration damper plate is assembled in the plate groove, two sets of sliding grooves are formed in the vibration damper plate, and lead screws are rotationally installed on the inner walls of the sliding grooves. The screw rod is provided with a sliding groove, the directions of threads on the screw rod are symmetrical and opposite, two sliding blocks are symmetrically assembled in the sliding groove, clamping blocks are installed on the sliding blocks, the screw rod rotates, the screw rod drives the two sliding blocks on the screw rod to synchronously and relatively move, and the two sliding blocks drive the two clamping blocks to synchronously and relatively move. The four clamping blocks are used for clamping and fixing the four end corners of the rock wool centrifugal machine base correspondingly, the whole rock wool centrifugal machine is fixed and clamped, the rock wool centrifugal machine is stably placed, vibration of the rock wool centrifugal machine on the ground is avoided, noise generated by vibration of the whole rock wool centrifugal machine is reduced, and the service life of the rock wool centrifugal machine is prolonged. And the noise reduction effect of the rock wool centrifugal machine can be improved.

The utility model relates to the technical field of medicine dispensing, in particular to a medicine dispensing and infusion combined device which comprises an operation table, an infusion support is fixedly installed at the top end of the operation table, a containing groove is formed in one side of the top end of the operation table, and bolts are arranged at the positions, located on the two sides of the containing groove, of the two ends of one side of the operation table in a threaded penetrating and inserting mode. And the auxiliary assembly is fixed to the other side of the top end of the operation table. According to the infusion bottle fixing and clamping device, the operation table, the transparent top cover, the bottom supporting plate, the abutting spring, the upper cover plate, the inverted triangular clamping block, the bolt, the movable limiting plate, the reset spring and the formed storage groove are used in cooperation, so that an infusion bottle can be fixed and clamped, and the situation that the infusion bottle is stressed to shake and collapse in the moving process of the device is prevented. The operation table and the auxiliary assembly are installed and used in cooperation, a doctor can be assisted in safely opening the ampoule bottle, and meanwhile the waste part of the ampoule bottle can be collected after the ampoule bottle is broken off in a non-contact mode.

The utility model relates to the technical field of polyester resin processing, and discloses a dripping device for polyester resin processing, which comprises an operation table, a storage box is arranged at the top of the operation table, a water pump is fixedly connected to the top of the storage box, and the input end of the water pump is communicated with an input pipe. The bottom end of the input pipe communicates with the top of the storage box, the output end of the water pump communicates with an output pipe, the other end of the output pipe communicates with a quantitative barrel, the top of the quantitative barrel is fixedly connected with a second servo motor, and the output end of the second servo motor penetrates through the top of the quantitative barrel and is fixedly connected with a rotating rod. According to the device, quantitative outflow of liquid medicine on the top is achieved through mutual alternation of the quantitative rotating plates and the quantitative layer plates, the production cost is reduced, the fixing clamps can be extended and adjusted in a sliding mode, and therefore storage boxes of different sizes can be fixedly clamped.

This utility model aims to provide a spiral cutting machine for snails, including a housing, a snail support plate, a drive mechanism, and a tail-cutting mechanism. The snail support plate has a snail support groove, which is an inverted frustum-shaped groove. Each group of snail support plates has a rotating shaft seat on its top surface near the forward direction, and a cover plate shaft is mounted on the rotating shaft seat. A cover plate is mounted on the cover plate shaft, and the cover plate can rotate based on the cover plate shaft. A hinge mechanism has a rubber band A on its front side in the forward direction, and the end of rubber band A is connected to a pull bolt on the top surface of the next group of cover plates near the forward direction. A snail pressing hole is provided in the middle of the cover plate, and several rubber bands B are provided on the top surface of the cover plate. A tail-cutting mechanism is provided between the drive wheel and the driven wheel, corresponding to the bottom of the upper snail support plate in the surrounding belt, for cutting off the spiral portion of the snail passing through it. This utility model equipment is small in size, low in cost, and operates more stably.

The utility model discloses an adjustable fixed clamping device for sheet metal working, which comprises a base, a sliding block groove is arranged at the upper end of the base, a first clamping component is arranged in the base, the first clamping component is positioned in the sliding block groove, the first clamping component comprises a servo motor, a first bevel gear is arranged at the output end of the servo motor, and a second bevel gear is arranged at the output end of the first bevel gear. The first bevel gear is in meshed connection with two second bevel gears, threaded rods are arranged at the ends, away from the other second bevel gear, of the second bevel gears, sliding blocks are in threaded connection with the side walls of the threaded rods, clamping bases are arranged at the upper ends of the sliding blocks, second clamping assemblies are arranged in the clamping bases, and the second clamping assemblies comprise rotating shafts. According to the sheet metal part clamping device, sheet metal parts of different sizes and thicknesses can be clamped and fixed, one-time movement of the two clamping seats is achieved, and the sheet metal part clamping device is simple in structure and easy to operate.

The present invention discloses an automobile full-bridge air tightness detection tool, comprising a bracket, a limiting device, a clamping device and a pressurizing device. After the limiting device arranged on the bracket performs preliminary limiting on the product, the product is clamped and fixed by clamping devices arranged on both sides of the product, and the communication between the pressurizing device and the internal chamber of the product is realized, and the air tightness detection of the product is completed by pressurizing the internal chamber of the product; the bracket comprises supporting legs and an operating platform connected to each other, and fixing seats for connection of the clamping device are respectively arranged at both ends of the operating platform; the present invention realizes fixed clamping of the product and sealing of the internal chamber of the product by arranging a clamping device and a rotating device for clamping and rotating the product on the operating platform, so as to facilitate the air tightness detection, improve the work efficiency and ensure the quality of the full bridge.

The utility model discloses a detachable PVC pipe which comprises a PVC pipe body, a supporting seat is arranged below the PVC pipe body, sliding grooves are formed in the upper surface of the supporting seat and located on the two sides of the PVC pipe body, and two clamping blocks are connected in the sliding grooves and located on the two sides of the PVC pipe body in a limiting and sliding mode. Two rectangular plates are fixedly arranged on the upper surface of the supporting base and located on the two sides of the sliding groove, adjusting grooves are formed in the opposite faces of the two rectangular plates, two-way lead screws are rotationally connected into the adjusting grooves in a limited mode, sliding blocks are symmetrically connected to the outer sides of the two-way lead screws in a threaded mode in a sleeving mode, and arm rods are connected to the surfaces of the two sliding blocks in a hinged mode; and the ends, away from the sliding blocks, of the two arm rods are hinged to the side wall faces of the clamping blocks, through the arrangement of the structure, the clamping blocks can be adjusted and moved more stably, then stable clamping and fixing of the PVC pipe body are achieved, the fixing effect on the PVC pipe body is improved, and shaking is avoided.

The X-ray flaw detector support convenient to store comprises a telescopic adjusting mechanism, an installation connecting mechanism and a movement stabilizing mechanism, the telescopic adjusting mechanism comprises a main support, a movable support, an extension rod, an insertion hole frame and a first spring, and the installation connecting mechanism comprises a sliding plate, a connecting frame, an auxiliary connecting sleeve, a bolt and a limiting assembly. The limiting assembly comprises a second spring and a clamping block, the movement stabilizing mechanism comprises a universal wheel, a stabilizing frame, a third spring, a connecting plate and a clamping assembly, and the clamping assembly comprises a sliding block, a clamping block and a fourth spring. According to the device, storage can be achieved, the internal space of the main support and the movable support can be adjusted, the device is used for installing a flaw detector, a detector can be fixedly clamped, the main support and the movable support can be stabilized while the main support and the movable support are flexibly moved, and the flaw detector can work better.

The utility model discloses a fixture structure for steel ball electroplating, which relates to the technical field of electroplating equipment and comprises a support plate, a first groove is arranged on one side of the support plate, a second groove is arranged on the other side of the support plate, a support frame is rotatably mounted on the inner wall of one end of the second groove through a connecting pin, and a nonmetal support net is arranged on the inner wall of the support frame. A main conductive rod is arranged on the outer side of the supporting plate. According to the utility model, the main conducting rod, the branch conducting rods, the steel ball groove and the non-metal supporting net are matched for use, so that the steel ball can be fixedly clamped, electrolyte flows to be in full contact with the steel ball through the first through hole and the second through hole, and the steel ball can be intermittently driven to move in the steel ball groove through the vibration assembly in the electrolysis process; the steel ball electroplating clamp is simple in operation, can be used for electroplating a plurality of steel balls in batches at one time, and meets the requirement of large-scale production.

The utility model relates to the technical field of IGBT testing, in particular to an IGBT heat dissipation performance testing tool. The IGBT heat dissipation performance test tool comprises a workbench, a support, a support arm and a pressing piece, a test area for placing a device is formed on the surface of one side of the workbench in the first direction, the support is fixed on the workbench, and the pressing piece is installed on the support through the support arm and is suspended above the device in the test area; the pressing piece can be adjusted in a lifting mode on the supporting arm in the first direction, so that the pressing piece can press and fix the device on the workbench, the supporting arm and the support are connected in a rotating mode, the pressing piece can adjust the angle position, the position of the pressing piece acting on the device is changed, and therefore the device can be fixed. Therefore, the testing tool can be compatible with clamping and fixing of devices of different specifications, and the acting position of the pressing piece can be adjusted according to different pressed positions, capable of being stably clamped, of the devices of different specifications.

The application belongs to the technical field of semiconductor packaging and specifically discloses a laser cutting jig, which comprises a base, a pressing structure matched with the base is arranged on the base, and a suction structure matched with the pressing structure is arranged on the base; the pressing structure comprises a pressing cylinder arranged on one side of the base, and the pressing cylinder is matched with a pressing cover plate arranged on the base. The suction support and fixation of the product to be cut are realized through the cooperation of the pressing structure and the suction structure, the stability of the product on the jig is improved, the position deviation of the product during cutting is prevented, the fixation and clamping of products with different thicknesses are realized through the adjustment of the height of the pressing cover plate, the fixation and clamping of products with different sizes are realized through the detachable pressing cover plate, so that different types of products are fixed to the suction structure, and each suction column can be accurately and stably moved to the center of the product after cutting through the accurate adjustment of the position of the suction column.