88results about How to "Effective clamping" patented technology

The utility model discloses an automatic spring pressing equipment belongs to spring processing technical field, and this automatic spring pressing equipment includes the workstation, and the workstation surface fixed mounting has the fixed platform, and the fixed platform inside fixed mounting has the clamping mechanism, and the fixed platform inside sliding connection has the jacking mechanism, and the jacking mechanism is used for the spring after the compression is completed and is jacked up, and the workstation surface fixed mounting has the cylinder. The cylinder is used for pressing to the spring, and the workstation surface fixed mounting has the scale line, and the scale line is used for recording the compression degree of spring, and the clamping mechanism effectively clamps the surface of spring, and can clamp the spring of different size simultaneously, makes the spring when compressing can keep stable, and the jacking mechanism jacks up the spring after the compression is completed, and in the jacking process, the clamping mechanism can cancel the clamping of spring, avoids the deformation jamming phenomenon of spring, makes the spring convenient to take out, and improves production efficiency.

The invention discloses a cooperative control method for manufacturing precision between complex thin-wall microsphere shell component forming processes, and relates to the technical field of microsphere shell component machining. The invention relates to a multi-process forming method for a micro-spherical crown structure on the surface of a complex thin-wall micro-spherical shell component in the prior art. According to an existing manufacturing precision keeping and reference transferring method, due to factors such as low soft and brittle hardness of a workpiece material, high precision requirement and multiple processes, the pose precision and the manufacturing precision of a micro-spherical shell are difficult to keep in multi-process circulation. The device is used for four workpiece circulation processes of material milling removal-laser etching marking-milling quality characterization-laser local modification-surface quality detection corresponding to three processes of milling removal of a micro spherical crown structure on the surface of a thin-wall micro spherical shell component, laser modification and measurement characterization. All the steps cooperate to achieve high-precision forming of the micro-spherical crown structure on the surface of the complex thin-wall micro-spherical shell component. The method is used for forming the complex thin-wall microsphere shell component.

The utility model relates to the technical field of seat angle adjuster machining, in particular to seat angle adjuster laser welding auxiliary clamping equipment which comprises an equipment table, a motor, a connecting ring, a dust hood, a screw rod, an exhaust pipe and a clamping mechanism, the motor is installed at the bottom of the equipment table, and the connecting ring is fixed to the upper surface of the equipment table; according to the auxiliary clamping equipment for laser welding of the seat angle adjustor, a core disc of the seat angle adjustor is effectively clamped, the core disc is controlled to rotate slowly in the welding process, the welding area is automatically adjusted, the welding efficiency is improved, and the welding quality is improved. Smoke dust generated by laser welding is effectively absorbed, the health problem caused by heavy metal smoke dust is reduced, in the clamping and welding process, the height of the clamping base can be adjusted, clamping is facilitated, meanwhile, the distance between the dust collection device and a welding area is effectively controlled, and therefore the dust collection effect is guaranteed.

The utility model provides a kind of automatic detection device belongs to the technical field of automatic detection, comprising;Control electric cabinet, the front side and rear side of control electric cabinet top are all fixed with horizontal look board, the front end of control electric cabinet top right side is fixed with operation control panel.The utility model is set through the setting of rotating mechanism, cooperate first motor, speed reducer, rotating component and rotary disc use, play the role of convenient driving workpiece rotation adjustment detection position, pass through the setting of clamping mechanism, cooperate mounting seat, telescopic cylinder, fixed connecting plate, guide sleeve, guide rod, shell, first clamping component and second clamping component use, workpiece can be effectively clamped, also convenient workpiece is rotated in the process of clamping, and workpiece can be adjusted clamping according to size, improve clamping effect, prevent workpiece prone to dump or sliding displacement, effectively improve detection accuracy.

This application provides an axial clearance measuring device for ball screw pairs. It uses a top-down nut clamping structure and a screw clamping structure to vertically position the nut and screw of the ball screw pair to be tested. Compared to existing measuring structures that use a clamping structure where the screw and nut are placed laterally, this avoids the problem of inaccurate measurement results caused by center offset due to the lateral placement of a long screw. This application uses a U-shaped fixed clamping block and a U-shaped rotating clamping block in the screw clamping structure, forming an interlocking plug-in structure. A shrinkage slit is provided on the first clamping arc to ensure that the screw clamping structure can effectively clamp any part of the long screw. This avoids the problem of dimensional errors in the long screw during processing affecting the clamping effect and thus the measurement results.

This utility model relates to the field of durability testing technology, specifically a solid-state drive (SSD) insertion / removal durability testing fixture. It includes a test base, a feeding mechanism, a gripping mechanism, and an insertion / removal mechanism. The feeding mechanism is mounted on the surface of the test base and includes a conveyor frame, a conveyor belt, and a conveyor motor. It can quickly and accurately align the gripping claw with the SSD under test, and the gripping force can be naturally adjusted according to the spring compression. This avoids damage to the SSD casing caused by rigid gripping while ensuring effective clamping of the SSD. The pawl, under the elastic force of the second spring, continuously engages with the ratchet tooth groove, forming a one-way locking structure. This completely restricts gear reversal, thereby locking the position of the pressure plate and ensuring that the gripping claw maintains a stable clamping force. Even if the electric telescopic rod experiences slight extension or contraction, or if the equipment vibrates during operation, it will not loosen, providing absolutely stable gripping assurance for subsequent lifting, conveying, and other processes.

The utility model discloses a kind of feeding cutting mechanisms for cable production, it is related to cable processing technical field, including workbench, support frame, the support frame is installed in the top portion electric cylinder of workbench, the electric cylinder is installed in the top portion of support frame, the output end of the electric cylinder is installed with fixed plate, the inside of the fixed plate is movably contacted with cutting knife, screw is installed between the fixed plate and cutting knife, clamping assembly for clamping cable of different thickness is provided on the workbench, feeding assembly for feeding cable is provided on the workbench.The utility model is by pulling up sliding column to make sliding column separate from card slot, loosen sliding column after moving arc block to suitable position, under the action of tension spring, sliding column resets and is clamped into card slot, the position between multiple arc blocks can be adjusted according to the thickness of cable, different thickness cable can be effectively clamped, the position between multiple arc blocks can be adjusted according to the thickness of cable.

The utility model provides a pressing structure which comprises a mounting frame, a pressing plate and a pressing plate. The pressing assembly comprises an eccentric wheel and an abutting piece arranged on the side, close to the to-be-pressed piece, of the eccentric wheel, the eccentric wheel is rotationally connected with the rotating shaft, and the abutting piece can abut against the to-be-pressed piece; and the end, close to the pressing assembly, of the limiting part abuts against a stop part arranged on the eccentric wheel, so that the eccentric wheel is limited to rotate relatively when the abutting part abuts against the to-be-pressed part. The pressing structure solves the technical problem that in the prior art, a material blocking rubber plate pressing device is low in clamping efficiency.

This utility model relates to the field of laser engraving machines, and more particularly to a laser engraving machine for the surface of metal heat dissipation profiles. It includes a base, a laser engraving device on one side of the top of the base, an operating terminal at the front end of the laser engraving device, and a clamping device on the other side of the base. The clamping device includes a clamping base, and a first groove is provided on the top of the clamping base, in which a placement seat is installed. This utility model controls a first motor to drive a gear to rotate, causing two toothed plates to move back and forth, thereby moving two clamping plates relative to each other to clamp metal sheets of different widths. After clamping, the operating terminal is controlled to allow the laser engraving device to engrave the metal sheet directly below. This ensures effective clamping during the engraving process and allows for engraving of metal sheets of different widths without the need to repeatedly change the clamping device.

The utility model relates to the field of building construction technology discloses a kind of rope protectors for aerial work, including mounting seat, the mounting seat includes installation vertical board, the one side of installation vertical board is vertically fixed with installation horizontal plate, the other side is fixed with two parallelly arranged fixed plates, two fixed plates between installation have two parallelly arranged first rope protection gyro wheel and second rope protection gyro wheel, first rope protection gyro wheel and second rope protection gyro wheel between form the accommodation space for rope to pass through, the top of installation vertical board is fixed with mounting bracket, sliding wheel is rotatably installed on the mounting bracket.The utility model provides a kind of rope protectors for aerial work, which is safe and reliable, convenient to adjust, easy to maintain and has a buffering protection function, effectively improves the safety and efficiency of aerial work, the rope is limited and supported by the first rope protection gyro wheel and the second rope protection gyro wheel, direct friction between the rope and the fixed component is avoided, the wear of the rope is reduced, and the service life of the rope is prolonged.

This utility model relates to the field of pipe fixing technology, and in particular to a pipe clamping device and boiler equipment. The pipe clamping device provided by this utility model includes two clamping plates arranged opposite each other and a connector. The clamping plates include a connecting part and a plurality of clamping parts spaced apart along a first direction. The plurality of clamping parts form an elastic corrugated structure, and the clamping parts fit against the pipe surface through elastic deformation. The connector connects the connecting parts of the two clamping plates so that the two clamping plates clamp the pipe. The pipe clamping device provided by this utility model can automatically adapt to the dimensional deviation between pipes and the thermal deformation during operation. While ensuring reliable clamping, it reduces the requirements for installation accuracy and improves the stability and consistency of the clamping effect.

The utility model belongs to the technical field of papermaking auxiliary equipment, and relates to a paper pulp dispersing device for measuring beating degree, which comprises a driving seat, a rotating shaft and a stirring rod, a driving motor is arranged in the driving seat and connected with the rotating shaft through a coupler, and the stirring rod is detachably mounted in the rotating shaft. An auxiliary locking device is arranged between the rotating shaft and the stirring rod, and a plurality of adjusting lap joint rods are arranged on the outer surface of the driving seat. Through the auxiliary locking device, the mounting stability of the stirring rod is ensured while the stirring rod is convenient to disassemble and assemble, and the lap joint mode of the stirring rod and different paper pulp containers is flexibly adjusted by matching with the adjusting lap joint rods arranged on the outer surface of the driving seat, so that the device can adapt to the paper pulp containers with different sizes; and the flexibility and universality of the device in different use scenes are improved.

The utility model relates to the technical field of quenching of valve body class parts, disclose a workpiece automatic clamping mechanism, including base, still include the spring chuck for clamping workpiece of installing on the upper portion of base, the middle part of spring chuck is equipped with the accommodation cavity for workpiece insertion, the outside of spring chuck has the sliding sleeve, the sliding sleeve is the hollow structure, its lower part is sleeved on the base and can slide up and down, the upper periphery surface of spring chuck is the outer taper surface that spreads upwards, the upper inner periphery surface of sliding sleeve is equipped with the inner taper surface cooperation with outer taper surface, when the inner taper surface cooperates with outer taper surface, spring chuck clamps workpiece tightly. The utility model discloses workpiece automatic clamping mechanism, realizes the automatic clamping of the part needing quenching, and the application range is wide.

An installation box body is fixedly installed on an installation platform, an opening is formed in the upper portion of the installation box body, a clamping box clamped in a sliding mode is arranged on the side face of the installation box body, a positioning structure is arranged on the opposite side of the installation box body, a clamping groove for vertically clamping the particulate matter sampling head is formed in the clamping box, and the particulate matter sampling head is arranged in the clamping groove. The size of the opening is the same as the size of the clamping groove, a movable supporting table is movably mounted on the clamping box and located in the clamping groove, a cutting structure is arranged on the side wall of the mounting box and located above the clamping groove, and a downward-pressing driving device for downward pressing the particulate matter sampling head and driving the particulate matter sampling head to rotate is arranged above the clamping box; the side wall of the mounting box body is provided with a dismounting through groove which penetrates through the mounting box body and meanwhile penetrates through the clamping box on the same side to be communicated with the clamping groove, and a telescopic clamping jaw is telescopically mounted in the corresponding direction of the dismounting through groove. According to the device, the aluminum foil compression ring can be automatically peeled off after the particulate matter sampling head is clamped, so that the stable disassembly of the filter membrane is ensured, and the sampling accuracy is ensured.

The utility model relates to the technical field of lip balm tube processing equipment, in particular to a thread screwing device for lip balm tube production, which comprises a conveying belt and a cap screwing device assembled above the conveying belt, the conveying belt is respectively provided with a feeding end and a discharging end in the X-axis direction, the cap screwing device is arranged between the feeding end and the discharging end, and the feeding end and the discharging end are arranged on the conveying belt. The cap screwing device comprises a first fixing mechanism used for clamping the bottom of a pipe body and a second fixing mechanism used for abutting against and rotating a cap body, and the first fixing mechanism and the second fixing mechanism are arranged on the left side and the right side of the conveying belt in the Z-axis direction correspondingly. The first fixing mechanism and the second fixing mechanism are arranged on the left side and the right side of the advancing direction of the conveying belt correspondingly, the bottoms of a cover body and a pipe body are limited, cap screwing operation is carried out, buffering force is provided through the telescopic design of an outer fixing piece and a spring in the cap screwing process, clamping stability is ensured, and the clamping efficiency is improved. And the risk of tube body damage caused by improper clamping force adjustment is reduced, and the machining quality of the lip balm tube screw cap is improved.

The utility model provides a kind of thickness adjustable's dinner knife grinding device, including base, guide rail is equipped on it, the top of base is equipped with abrasive disc, sliding platform is set on base along guide rail and slides, clamping assembly is set on sliding platform;Clamping assembly includes fixed part, fixed part includes the plug pin in its two sides, plug pin is slidably connected with sliding platform, the insertion cavity corresponding to plug pin is set on sliding platform, toothed portion is set on plug pin, the ratchet wheel meshing with toothed portion is rotatably set in insertion cavity.The utility model can conveniently adjust the clamping distance between fixed part and sliding platform by the cooperation of plug pin with ratchet wheel with toothed portion, so that different thickness dinner knife blade can be effectively clamped, and the application range is wider.

The utility model discloses a pipeline inspection and maintenance device, which relates to the technical field of pipelines and comprises a main body placement plate, a U-shaped support is fixedly connected to one side of the main body placement plate, a first direct current motor is fixedly connected to the inner wall of the U-shaped support, and a position control turntable is fixedly connected to an output rotating shaft of the first direct current motor. A linkage cam is rotationally connected to one side of the position control rotary disc and slidably connected into a through groove formed in the stress linkage ring, a square guide column is fixedly connected to one side of the stress linkage ring, and an L-shaped impact frame is fixedly connected to one end of the square guide column. Through the arrangement of the main body placement plate, the U-shaped bracket, the direct current motor I, the position control turntable, the linkage cam, the stress linkage ring, the square guide column and the L-shaped impact frame, blockages in the pipeline can effectively fall off, the problem that water flowing in the pipeline is blocked or the water flowing amount is small due to the blockages is solved, the convenience during maintenance is improved, and the service life of the pipeline is prolonged. And the practical effect of the device is greatly improved.

The utility model discloses a stress gauge convenient to adjust. The stress gauge comprises a workbench, an adjusting mechanism arranged on the upper surface of the workbench, and a detector arranged on the upper surface of the workbench. A mounting groove is formed in the bottom of the workbench, a mounting plate is fixedly connected to the circumferential inner wall of the mounting groove, and a motor is fixedly connected to the upper surface of the mounting plate; the adjusting mechanism comprises a lifting plate, a fixing ring, a rotating plate arranged on the upper surface of the lifting plate, a sliding unit arranged on the top of the rotating plate and two symmetrical clamping plates arranged on the circumferential inner wall of the fixing ring. One end of the output shaft of the motor penetrates through the workbench and is fixedly connected with the bottom of the lifting plate, the lifting plate is driven by the motor, the height of a detected object is adjusted, and the flexibility and accuracy in the testing process are enhanced. Meanwhile, the sliding unit, namely the fixed rod and the sliding block are in sliding connection in the sliding groove, so that the detected object can be conveniently adjusted in the horizontal direction, and the detection requirements of different sizes and shapes are met.

The utility model provides a maximum tongue pressure measuring instrument which comprises a measuring main machine, a connector, a connecting line, a grip and a balloon which are connected in sequence, an air port in the bottom of the balloon is communicated with an air channel in the grip, a high-precision pressure sensor is installed in the air channel, tiny tongue pressure changes can be accurately and stably captured, and the maximum tongue pressure measuring instrument can be used for measuring the maximum tongue pressure. A control card, a data processing module and a wireless communication module are arranged in the measurement host, the wireless communication module is in wireless communication connection with the terminal server, and the terminal server is connected with the display and the cloud data center. According to the maximum tongue pressure measuring instrument, the maximum value of three times of tongue pressure measurement is taken as the maximum tongue pressure of a patient, the maximum tongue pressure data are sent to the terminal server in real time, and the measured data are synchronously stored in the cloud data center, so that the data can be effectively prevented from being lost; the medical staff is helped to know the training or treatment progress of the patient, and meanwhile the medical staff can conveniently call historical measurement data.

The utility model relates to the technical field of pipe transportation, and particularly discloses a composite pipe clamping and transporting device which comprises a transporting body, universal wheels are movably connected to the left side and the right side of the lower surface of the transporting body, a handrail is fixedly connected to the upper surface of the transporting body, a bottom box is fixedly connected to the upper surface of the transporting body, and mounting blocks are fixedly connected to the left side and the right side of the bottom box. A first telescopic rod is movably connected into the mounting block, a fixing plate is fixedly connected to the output end of the upper surface of the first telescopic rod, a top plate is fixedly connected to one side of the fixing plate, a clamping groove is formed in the bottom box, a clamping block is fixedly connected to the lower surface of the top plate, and an adjusting mechanism is arranged in the top plate. An arc-shaped clamping plate in the adjusting mechanism can drive an air rod through an air pump to push a sliding frame to move in a sliding groove, so that the position is flexibly adjusted according to the pipe diameter of the composite pipe, the composite pipes with different pipe diameters are effectively clamped, the height of the arc-shaped clamping plate can be further finely adjusted through an adjusting bolt, and the clamping effect is optimized while the arc-shaped clamping plate is adaptive to different pipe diameters.

The utility model provides an edging device for processing plastic-steel doors and windows, and relates to the technical field of plastic-steel doors and windows, the edging device comprises an adjusting assembly, an edging assembly and a clamping assembly are arranged on the adjusting assembly, the adjusting assembly comprises a processing frame, sliding rails are symmetrically installed on the inner side of the processing frame, and lead screws are installed in the sliding rails. The butt joint seat is installed on the outer side of the rotating shaft in a sliding mode, the positioning column is promoted to slide in the sliding installation groove, then the rotating seat is used for driving the buckling piece to rotate, the buckling piece and the butt joint seat are clamped, finally the threaded sleeve is moved downwards, the threaded sleeve and the buckling piece are connected in a threaded mode, and limiting is facilitated; the limiting block is beneficial to providing a limiting effect on the threaded sleeve, the installation stability of the grinding plate is guaranteed, meanwhile, operation is convenient and fast, complex and tedious operation steps do not need to be used, the labor and time cost is reduced, the assembly and disassembly efficiency is improved, the equipment shutdown waiting time is shortened, and the production efficiency is improved.

The utility model discloses a kind of bottle body clamping devices of filling screw cap equipment, belong to the technical field related to filling screw cap equipment, including driving clamp arm and driven clamp arm, the front end of driving clamp arm and driven clamp arm is provided with the special-shaped groove for clamping bottle body, the end of driving clamp arm and driven clamp arm is provided with intermeshing gear shape;Clamping tension spring is arranged between the lower end of driving clamp arm and driven clamp arm;The lower end of driving clamp arm is provided with impact bearing.The utility model cooperates through driving clamp arm and driven clamp arm, effectively clamps bottle body, prevents self-rotation or movement in bottle body during filling and screw cap process, to ensure the accuracy and stability of filling and screw cap.The special-shaped groove design of clamp arm front end makes clamping more stable, and the gear shape engagement of clamp arm end enhances the reliability of clamping.In addition, the use of clamping tension spring ensures that clamp arm can return to initial position quickly after release, improves the working efficiency of equipment.

The utility model discloses a quick clamping mechanism of electro -hydraulic servo numerical control bending machine mould belongs to bending machine mould clamping field. Quick clamping mechanism of electro -hydraulic servo numerical control bending machine mould, including base, both sides of base all are provided with a pair of first support, a side of a pair of first support outside is provided with the clamping piece, the rotatory connection through connecting shaft between clamping piece and first support, the inside transverse of clamping piece is provided with movable cavity. The utility model solves the problem that the both ends of the mould are not fitted and clamped during the fixing of the existing bending machine mould fixing device, the utility model can press and make the clamping piece rotate to realize the preliminary quick clamping through the module, and when the shorter module is completely adapted, the adaptive block can be fitted to the side surface of the module through the resilience of the first spring and the transverse movement of the adaptive block, so that the final fixing can be completed after the quick clamping and the adaptation.

The utility model discloses a cleaning device for electric power maintenance, which comprises a U-shaped support and a power transmission line, a support frame with a U-shaped section is fixed on the side of the U-shaped support, an L-shaped groove is arranged on the support frame, telescopic cylinders are symmetrically fixed on two inner side walls of the top end of the L-shaped groove, semicircular scrapers are fixed at piston ends of the telescopic cylinders, and the semicircular scrapers are fixed on the top end of the L-shaped groove. The two semicircular scrapers are combined to form a circular scraper set with the inner diameter gradually changing in the axial direction, and the front end of a power transmission line is arranged in the circular scraper set in a penetrating mode. A driving component is arranged on the U-shaped support, a rectangular frame is arranged at the bottom of the driving component, a clamping moving component is fixed on the rectangular frame, the clamping moving component comprises rollers, the bottoms of the rollers are rotatably arranged on the inner side wall of the supporting frame around the center shafts of the rollers, and the power transmission line is arranged between the rollers in a penetrating manner. The utility model belongs to the technical field of power equipment, and particularly relates to a cleaning device for power maintenance.

This invention discloses a tool and method for holding a heavy-duty telescopic rod for shortening a protective cover, solving the problem in the prior art where the telescopic rod still retains supporting elasticity during disassembly. It effectively maintains the length of the telescopic rod, improving the efficiency of telescopic maintenance. The specific solution is as follows: A tool for holding a heavy-duty telescopic rod for shortening a protective cover includes a main base plate and a clamping component. The main base plate and clamping component clamp the upper connecting column of the telescopic rod. The upper connecting column is connected to an upper mounting block connected to the protective cover. The main base plate movably supports a torsion gear assembly. The torsion gear assembly can rotate relative to the main base plate under external force. The torsion gear assembly meshes with a screw-hole gear assembly through a transition gear assembly. The screw-hole gear assembly includes a screw-hole gear and a connecting rod. The screw-hole gear is threaded onto the connecting rod. One end of the connecting rod is connected to a fixing component. The fixing component is connected to the lower connecting column and lower mounting block of the telescopic rod.

The utility model provides a pipe clamp with a rubber layer, which relates to the technical field of pipeline fixation and comprises a bottom plate, and an extrusion mechanism is arranged above the bottom plate. The extrusion mechanism comprises two lifting clamps, four lifting blocks are slidably connected to the inner wall of the bottom plate, connecting blocks are fixedly connected to the upper surfaces of two of the lifting blocks, fixing blocks are fixedly connected to the upper surfaces of the other two lifting blocks, and the inner wall of each connecting block is rotationally connected with the outer surface of the corresponding lifting clamp. According to the pipe clamp with the rubber layer, in the aspect of clamping pipelines with different thicknesses, the design of the extrusion mechanism plays an important role, the lifting clamp can conveniently adjust the clamping space of the clamp through cooperative operation of a lifting block, a lifting plate, a first screw rod and other components, the pipelines with different thicknesses can be effectively clamped, and the clamping efficiency is improved. The limitation that only pipelines with specific thicknesses can be clamped in the prior art is overcome, and compared with a traditional mode that the two ends of the clamping piece are fixed through bolts in the aspects of installation and disassembly.

The application provides an adjusting structure and a spring detection device, and belongs to the technical field of detection equipment. The first hand wheel and the expansion clamping piece are matched, so that the spring body can be directly rotated, and the spring body does not need to be taken down, and the detection efficiency of the spring body is improved. The adjusting assembly and the spring body. The adjusting platform is provided with vertical plates that can move away from or close to each other, the opposite surfaces of the two vertical plates are rotationally connected with expansion clamping pieces, a rotating shaft is rotationally connected to one of the vertical plates, the rotating shaft is fixedly connected with one of the expansion clamping pieces, and the rotating shaft is fixedly connected with a first hand wheel; the inner parts of the two ends of the spring body are respectively located outside the two expansion clamping pieces and are expanded and clamped by the two expansion clamping pieces.

The utility model discloses an automatic milling tool of automobile door threshold beam belongs to automobile door threshold beam technical field, including base, the upper surface both ends of base are equipped with support, and the outer side of support is equipped with X direction compression assembly, and the upper of support is equipped with Z direction compression assembly, and one side of base is equipped with Y direction compression assembly, the upper surface of support is equipped with detection hole, and the drive part of Z direction compression assembly is air detection cylinder, and the drive end of X direction compression assembly is connected with flush water block, and flush water block compression surface array is equipped with a plurality of locating column, and locating column stretches into work piece. Realized the effective clamping to the door threshold beam, improved the processing stability. Automatic detection clamping and loosening action whether in place, realized the automatic anti -stupid function.