82results about How to "There will be no shaking" patented technology

The invention relates to a novel self-loading and unloading mechanism. The novel self-loading mechanism comprises a support fixed on a vehicle, wherein two rotating arms with different linear lengths are hinged between the support and a base; a hydraulic cylinder is hinged between one of the rotating arms and the support; the two rotating arms are matched with each other to drive the base to overturn; a garbage bin hanging plate is arranged on the base; a garbage bin pressing plate is further hinged to the base; a rotary push rod is fixed on the garbage bin pressing plate; a garbage bin hanging cam is fixed on the rotating arm corresponding to the rotary push rod; the garbage bin hanging cam is matched with the rotary push rod to drive the garbage bin pressing plate to rotate and is matched with the garbage bin hanging plate to achieve clamping operation. The garbage bin hanging cam is matched with the rotary push rod to enable the garbage bin pressing plate to rotate around a hinge position so as to achieve mutual approach or departure between the garbage bin pressing plate and the garbage bin hanging plate; the garbage bin pressing plate approaches the garbage bin hanging plate to clamp the upper edge of a garbage bin; in the rotating and lifting process of the base, a clamping force always exists, so that the garbage bin does not swing and the steadiness of the garbage bin is improved.

The invention discloses a rail engineering vehicle bogie and a rail engineering vehicle. The rail engineering vehicle bogie comprises wheel set axle box devices and a framework arranged on the wheel set axle box devices and used for supporting a vehicle body. The framework is elastically connected with the wheel set axle box devices through first elastic parts, and the framework is provided with second elastic parts used for elastically supporting the vehicle body. The framework is further provided with first supporting oil cylinders and second supporting oil cylinders, a cylinder body of each first supporting oil cylinder is fixedly connected with the framework, and a piston rod of each first supporting oil cylinder is used for abutting against the corresponding wheel set axle box device; a cylinder body of each second supporting oil cylinder is fixedly connected with the framework, and a piston rod of each second supporting oil cylinder is used for abutting against the bottom of the vehicle body. According to the rail engineering vehicle bogie and the rail engineering vehicle, operation precision and operation safety of the rail engineering vehicle can be guaranteed.

The invention discloses a portable drinking water device which comprises a crank, a water drawing device and a filter, wherein the crank is connected with the water drawing device; the water drawing device is connected with the filter; the water drawing device comprises a main body shell, a water pump and a water drawing pipe; the water pump is arranged in the main body shell; the water drawing pipe is connected with the water pump; the water inlet end and water outlet end of the water pump are respectively provided with a one-way valve; a filtering membrane is arranged in the filter; and the crank can be folded and directly demounted. The invention can draw underground water, and carry out deep filtration treatment on various types of water to achieve the drinking water standard; and the portable drinking water device is light and portable.

The invention discloses an industrial robot base plate facilitating angle adjustment. The industrial robot base plate comprises a base, the bottom outer walls of the four corners of the base are eachprovided with a first electric telescopic rod, moreover, universal wheels are arranged on the outer walls of the bottoms of the four first electric telescopic rods, four spring rods are arranged on the portions, located on the inner sides of the four universal wheels, of the outer wall of the bottom of the base, moreover, the outer walls of the bottoms of the four spring rods are provided with thesame fixing plate, four piston cylinders are arranged on the outer wall of the top of the fixing plate, moreover, pistons are inserted into the inner walls of the four piston cylinders, the portions,located on the outer sides of the piston cylinders, of the outer walls of the four pistons are sleeved with damping springs, and the other ends of the four pistons are all arranged on the outer wallof the bottom of the base. According to the industrial robot base plate, the spring rods, the pistons, the damping springs, the pistons and the piston cylinders are arranged, so that the damping effect of the industrial robot base plate is improved, then an industrial robot does not shake in the using process, the stability of the base plate is improved, and the noise caused by vibration is reduced.

The invention provides a long cylinder straight seam welding work station. The long cylinder straight seam welding work station comprises a base, a machine frame, a supporting and limiting beam, a covering clamping mechanism, an adjustable locking mechanism, a supporting table and a welding mechanism, a stand column is perpendicularly and fixedly arranged on the left side of the top of the base, the machine frame is fixedly arranged on the right side of the stand column, the machine frame and the base are arranged in parallel, the supporting and limiting beam is arranged below the machine frame, moreover, the left end of the supporting and limiting beam is fixedly connected with the stand column, the supporting and limiting beam is used for supporting a long cylinder, the covering clampingmechanism is arranged between the machine frame and the supporting and limiting beam, and is used for clamping the long cylinder supported by the supporting and limiting beam, the adjustable lockingmechanism is used for supporting the right end of the supporting and limiting beam, the supporting table is arranged on the rear side of the base, the welding mechanism is used for welding the long cylinder clamped by the covering clamping mechanism, the supporting and limiting beam is provided with a groove, a straight seam is formed in the long cylinder, the straight seam is located right abovethe groove, and the length of the supporting and limiting beam is the same as the length of the machine frame. Therefore, the long cylinder straight seam welding work station has the advantages that the long cylinder workpiece can be fixed, and a welding line can be ensured to be flat and straight.

The invention relates to the technical field of the VR glasses, especially a pair of VR glasses with anti-collision effect, and a use method. The VR glasses comprises a VR glasses main body, a temperature-regulating device, an anti-collision device, an adjusting device and a mobile phone; the temperature-regulating device is arranged at a right end of the VR glasses body, one end surface of the VRglasses main body is fixedly connected with the adjusting device, and one end surface of the VR glasses main body is fixedly connected with the anti-collision device. In the VR glasses disclosed by the invention, the quick reminding on a user can be realized when the device is about to encounter an object by arranging a buffer plate, a controller, a second spring and a buffer plate, thereby preventing the device from being damaged when the device collides the object due to the excessive involvement. The user can adjust the distance between the nose pads according to the width and height of the nose bridge through the arranged handle, nose pads, limiting cloth, regulating blocks and the mobile phone, thereby guaranteeing that the user is free from shaking in the use of the device, and thewearing comfort level of the device is improved.

The invention discloses a cutting board and kitchen knife combined device for a kitchen. The cutting board and kitchen knife combined device comprises a water collecting tank and a limiting device, wherein the lower part of the water collecting tank is provided with suckers; a connecting block mounted on one side of a cutting board sleeve is connected with a connecting piece through an extension shaft; the extension shaft is provided with a bolt sleeve; the front surface of the cutting board sleeve is provided with water drain holes; the left and right sides of the interior of the water collecting tank are symmetrically provided with connecting plates; the left and right sides of the cutting board sleeve are provided with through holes in a reservation manner; the limiting device is mutually connected with a connecting shaft; further, the left and right ends of the connecting shaft are mounted on the connecting block through the extension shaft; the bottom of the water collecting tankis provided with bottom tanks. The cutting board and kitchen knife combined device for the kitchen can be used for achieving the purpose of collecting vegetable and fruit juice through the setting ofthe water collecting tank, and is used for avoiding the condition that water flows to a placement plane and cleaning is inconvenient to perform; meanwhile, the cutting board sleeve can be connected with the connecting piece through the connecting shaft; thus, a kitchen knife can be connected onto the cutting board sleeve, and kitchen knife blades can be stored when not in use.

The invention discloses a counterweight guide mechanism for vehicle door lock test equipment, which comprises a counterweight block, at least one guide post and a guide positioning baseboard, wherein the guide posts are fixed on the guide positioning baseboard, the counterweight block is provided with guide holes whose number corresponds to the guide posts, the guide posts are arranged in the guide holes. When the counterweight guide mechanism for the vehicle door lock test equipment works, the counterweight block reciprocates along a direction positioned and fixed by the guide posts under the action of guide slots and the guide posts, the counterweight block does not shake and moves more stably and reliably, thereby providing guarantee for the stability of the overall test equipment and the reliability of the test data.

The invention provides a pole collapse prevention device and an electric pole, and relates to the technical field of auxiliary equipment of power facilities. The pole collapse prevention device comprises supporting frames and adjusting assemblies. The adjusting assemblies are connected to the outer side ends of the supporting frames, and can adjust the distance between the supporting frames and the ground. At least three supporting frames are arranged, frame structures are formed by connecting adjacent supporting frames, at least three adjusting assemblies are arranged, and the adjusting assemblies are connected to the outer side ends of the supporting frames. The inner side end of each supporting frame is connected to the inner side end of the adjacent supporting frame. The problems thatthe lower end of the electric pole is fixed with a steel wire rope, the lower end of the electric pole is not fixed and potential safety hazards exist are solved. The frame structures are formed by adjacent supporting frames, a containing cavity which can contain the electric pole is formed by connecting the inner side ends of the supporting frames, the outer side ends of the supporting frames areconnected with the adjusting assemblies, the connection is firm, and the safety of construction is ensured.

The invention relates to the technical field of emergency escape, in particular to a vehicle wading emergency escape device which comprises a device body, the device body comprises an escape box mainbody, a transparent film is fixedly installed at the bottom end of the escape box main body, and a handle is fixedly installed on one side of the escape box main body. A first fixing plate is fixedlymounted in the escape box main body. By arranging a life buoy body, a blocking mechanism, an inflation mechanism, a transmission mechanism and a window breaking mechanism, a worker knocks a vehicle window through a window breaking hammer; meanwhile, a transmission gear is driven by a meshing gear block to rotate, and finally, a first fixing block and an injection pipeline body can move upwards; hydrogen peroxide and manganese dioxide can be subjected to chemical reaction in the life buoy main body, so that the life buoy main body is expanded; a worker can escape from the life buoy main body, the worker can escape safely when fording into water suddenly, and the safety protection on the worker is improved.

The invention relates to a test tube carrier. The test tube carrier comprises a bearing seat and a clamping assembly composed of a plurality of clamping pieces, wherein each clamping piece comprises a base fixed to the bearing seat, a vertical plate, a top plate, an arc-shaped plate arranged between the top plate and the base and bent in the direction of the center axis of the clamping assembly, and a spring fixedly arranged between the vertical plate and the arc-shaped plate; and a containing space used for containing a test tube is defined by the plurality of clamping pieces. When the test tube is inserted into the test tube containing space, pressure can be applied to the spring by extruding the arc-shaped plate through the test tube, and the spring is compressed, so that the test tube is clamped. The test tube carrier can stably clamp the test tube, and safety and accurate positioning of the test tube are guaranteed. Meanwhile, the test tube carrier disclosed by the invention can be used for fixing test tubes with different diameters.

The invention discloses a fruit harvester which includes a semi-circular-arc sleeve. Two semi-circular-arc slideways are provided on the sleeve, fixed sleeves are fixedly connected to the semi-circular-arc slideways, partition parts are arranged on the fixed sleeves, two sliding sleeves on the two sides of the fixed sleeves are slidably connected to the semi-circular-arc slideways, first springs are connected between the sliding sleeves and the fixed sleeves, and at least two partition parts are arranged on the sliding sleeves. Flexible cloth in a contracted state for collecting fruits is sewed on the partition parts, the flexible cloth is provided with through holes for the fruits to enter, and a net-like contracted cloth bag is sewed under the flexible cloth. The sliding sleeves are provided with grooves, and the grooves are further provided with limiting blocks limiting the sliding of the sliding sleeves. The fruit harvester further includes an impeller driven by wind, and the impeller is connected with a transmission structure. The impeller is driven to rotate by wind, when the wind reaches a certain wind level, a driving structure drives the limiting blocks to disengage from the grooves, and the sliding sleeves can slide and drive the contracted flexible cloth and the cloth bag to be in an unfolded state to collect fruits blown off by the wind.

The invention relates to the technical field of LED advertising lamps, in particular to an LED advertising lamp spliced back plate adjusting mechanism and an application method thereof. The adjustingmechanism comprises a base and a controller; the controller is fixedly connected with the left end of the base; a fixing adjusting device is fixedly connected with the bottom end of the base; an adjusting device is fixedly connected with the front end of the base; a cutting device is fixedly connected with the bottom end of the adjusting device; and a back plate is arranged on the inner side of the fixing adjusting device. Via the arrangement of a fixed cylinder, a moving cylinder, a clamping rod, a connecting rod, clamping grooves, a push rod, a protecting rack and a cutting tool, operators can adjust the position of the cutting tool in the vertical direction based on actual situation of use, so complete cutting of the back plate by the cutting tool is guaranteed and dimension adjustmentof the back plate is thereby completed; and furthermore, via mutual buckling of the clamping rod and the fixed cylinder, operators can conveniently adjust the position of the cutting tool in the vertical direction, and use of the mechanism is convenient.

The invention relates to a convenient dispensing machine. The convenient dispensing machine comprises a top plate, a material box, a workbench, a base and two fixing rods and further comprises an auxiliary mechanism and a stirring mechanism, wherein the auxiliary mechanism comprises a jacking plate, a lifting assembly and two auxiliary assemblies, and the stirring mechanism comprises a second screw, a ball screw bearing, a driving rod, a driving plate, a driving assembly, a telescopic pipe, two elastic ropes and two stirring assemblies. According to the convenient dispensing machine, the convenience of the equipment is improved through the auxiliary mechanism, a user can conveniently take away a base plate subjected to dispensing, glue in the material box is stirred through the stirring mechanism to make the glue in a flowing state, so that the phenomenon of curing in the glue is reduced, the influence on the flow of the glue is prevented to avoid the influence on the dispensing work, and the reliability of the equipment is improved.

The invention discloses a polishing device for a plastic product. The polishing device for the plastic product comprises a worktable. The right side of the top of the worktable is fixedly connected with an electric telescopic rod. The top of the electric telescopic rod is fixedly connected with a supporting plate. A connecting plate is arranged on the right side of the bottom of the supporting plate. The bottom of the connecting plate is fixedly connected with a first motor. Through cooperative use of a first press rod, a press block, a second press rod, a push rod, a machine box, a sliding sleeve, a carrying rod, a first cylinder, a second sliding groove, a first rocking rod, a fixing block, a second motor, a round disc, a third sliding groove, a movable seat, a second rocking rod and a second cylinder, the problem that during polishing with some polishing devices for plastic products, the clamping effect is not good is solved. The polishing device for the plastic product has the advantage of good clamping effect, does not have the phenomenon of shaking of the plastic product when clamping the plastic product, is convenient to use by users, and is higher in practicability.

The invention discloses a thyroid puncture apparatus and puncture method. The thyroid puncture apparatus comprises a base, wherein a sliding plate is connected with an inner cavity of the base in a slide and sleeve manner, a transverse adjusting apparatus is fixedly connected with the top of the sliding plate, a longitudinal angle adjusting apparatus is arranged in an inner cavity of the transverse adjusting apparatus, a second handle is fixedly connected with the surface of the sliding plate, the surface of a fixing rod is fixedly connected with a first handle, and universal wheels are symmetrically arranged at the top of the base. The invention relates to the technical field of medical appliances. According to the thyroid puncture apparatus and puncture method, problems that when a handheld thyroid puncture apparatus is used for thyroid puncture, the shaking phenomenon occurs, so that a needle head of the thyroid puncture apparatus is easy to deviate in the thyroid, and therefore thepuncture accuracy of the thyroid puncture apparatus is influenced; and in addition, a negative pressure operation needs to be conducted in a handheld pushing manner after puncture, the shaking can also be generated, the substance adsorption is inaccurate, and therefore the negative pressure operation needs to be conducted multiple times are solved.

The invention discloses a high-precision cutting machine suitable for reinforcing steel bars of different specifications. The high-precision cutting machine comprises a base and a controller, a firstsupporting frame is fixed at the top of the base, a cylinder is mounted on the upper end face of the first supporting frame, the bottom of the cylinder is connected with the top of a rotating motor through a telescopic rod, a first rotating shaft is connected with the side of the rotating motor, the controller is mounted on the side of the first supporting frame, the side of a bearing plate is connected within the base through a limiting plate, a servo motor is connected with the end of a second rotating shaft, and the servo motor is located on the outer side of the base. According to the high-precision cutting machine suitable for the reinforcing steel bars of different specifications, the reinforcing steel bars of different diameter sizes are conveniently fixed, the reinforcing steel bars cannot shake during cutting, the accuracy of the steel bar cutting can be ensured, the fact that the length of the steel bars after cutting is the same can be ensured accordingly, and the later useof the steel bars is facilitated.

The invention relates to the technical field of condensate recovery, in particular to a heat supply terminal condensate recycling process and a using method thereof. The process comprises a condensaterecycling device. The right end of the condensate recycling device is fixedly connected with a controller, and the right end of a rotating device is fixedly connected with a cleaning device; the cleaning device comprises a protective shell, a water pump, a liquid inlet pipe, a liquid outlet pipe, a communicating plate, a first spring, an adjusting plate, a communicating pipe, a fixed shell, a first limiting plate and cleaning cotton. According to the invention, through arrangement of the water pump, the first spring, the adjusting plate, the communicating pipe, the first limiting plate and the cleaning cotton, when dust on the surface of the liquid level meter needs to be cleaned, cleaning cotton is driven to slide up and down on the surface of the liquid level meter under the action of the adjusting screw rod; the cleaning cotton and the liquid level meter can be tightly attached together through operation of the first spring, cleaning water can be sprayed to the cleaning cotton through the water pump during cleaning, so it is guaranteed that the cleaning cotton can completely clean away dust on the surface of the liquid level meter.

The invention provides a rapid pressing device for a mechanical manufacturing device. The rapid pressing device comprises a workbench, columns are fixed to the middles of two ends of the upper surface of the workbench through bolts, a cross beam is integrally formed between the upper ends of the columns, a mounting plate used for mounting machining equipment is fixed to the lower surface of the cross beam through bolts, a pressing structure is mounted at the lower ends of outer side surfaces of the two columns and penetrates through the columns, a positioning and fixing structure is mounted in the position, close to the middle of the front side edge and the middle of the rear side edge, of the upper surface of the workbench, and pressing structures are mounted on the cross beam and located at two side edges of the mounting plate. The rapid pressing device has the advantages that multiple degrees of freedom can be fixed, the application range is wide, and the fixing is reliable.

The invention provides a multi-angle hydraulic pipe bender, belongs to the machinery technical field and solves the problem that prior pipe bends cannot perform multi-angle bending on pipes. The multi-angle hydraulic pipe bender comprises a rack, a horizontal hydraulic cylinder is arranged on the rack, two upper and lower parallel pressing plates are arranged at the front end of the hydraulic cylinder, and the end of a piston rod of the hydraulic cylinder is disposed between the two pressing plates. Two rotation blocks are arranged between the two pressing plates and are arranged symmetrically on the two sides of the piston rod of the hydraulic cylinder. A plurality of laterally symmetrical location holes are formed in the two pressing plates, and the location holes in the same sides of the pressing plates are arranged into a plurality of lines in an inclined and parallel mode. The upper and lower ends of the rotation blocks are inserted in the corresponding location holes and can rotate circumferentially. A guide rod is mounted on one side of the rack, a retaining block is arranged on the guide rod, and the end of the pipe can abut against the retaining block when the pipe penetrates the gap between the two pressing plates. The pipe bender has the advantages of being simple in structure, practical and convenient and capable of performing multi-angle bending on pipes.

The invention discloses a mixing device for feed for raising chicken and ducks. The mixing device comprises a bottom plate, wherein the top part of the bottom plate is fixedly connected with a shell;a first opening is formed in the right side of the top part of the shell; a stirring tank is arranged in an inner cavity of the shell; pulleys are fixedly arranged at four corners of the bottom part of the stirring tank; the pulleys are connected with the bottom part of the inner cavity of the shell in a sliding way; the left side of the top part of the stirring tank is communicated with a feedingcabin; the left side of the top part of the stirring tank is communicated with a feeding hopper. According to the mixing device disclosed by the invention, through the arrangement and the matching use of the bottom plate, the shell, the first opening, the stirring tank, the pulleys, the feeding cabin, the feeding hopper, a transmission mechanism, a gear rack, a transmission box, a framework, a first motor, a stirring rod and stirring blades, the problem that sufficient stirring cannot be carried out by an existing feed stirrer is solved; the mixing device for the feed for raising the chickenand the ducks, disclosed by the invention, has the advantage that feed stirring is uniform, and is convenient to digest feed by animals, and the practicability of a stirrer is improved.

The invention discloses a cutting device for preventing building steels from shaking. The cutting device for preventing the building steels from shaking comprises a bottom box. An electric telescopicrod is fixedly connected to the left side of the top part of he bottom box; a support plate is fixedly connected to the top part of the electric telescopic rod; a cutting structure is fixedly connected to the right side of the bottom part of the support plate; a motor is fixedly connected to a back surface of an inner wall of the bottom box; a rotary plate is fixedly connected to an output end ofthe motor; and a driving rod is fixedly connected to the right side of a front surface of the rotary plate. According to the cutting device for preventing the building steels from shaking provided bythe invention, through the cooperative use of the rotary plate, the driving rod, a first connecting rod, a first connecting block, a second connecting rod, a second connecting block, a rotary shaft, adriving frame, a cross plate, lifting rods, clamping blocks and the motor, the problem that an existing cutting device cannot prevent the building materials from shaking is solved. The cutting devicefor preventing the building steels from shaking has the advantage of capability of preventing the building steels from shaking; and when a user uses the device, the building steels cannot be shaken,so that the practicability of the cutting device is improved.

The invention discloses a wire cutting device with a clamping mechanism. The wire cutting device comprises a platform, supporting rods are fixedly connected to the top of the platform, the tops of thesupporting rods are fixedly connected with a top plate, a movable handle is arranged on the top of the top plate, and the bottom of the movable handle is fixedly connected with a cutter holder. The bottom of the top plate is fixedly connected with fixing rods, the bottoms of the fixing rods are fixedly connected with baffles, the bottom of the cutter holder is provided with springs, the outer surfaces of the fixing rods are sleeved with the springs, a cutter is welded to the bottom of the cutter holder, and the top of the platform is fixedly connected with a clamping base. By arranging the clamping base, a strip-like opening, a rubber plate, a bolt, a fixed plate, a winding roller, an insertion rod, a fixing frame, a movable plate, a motor, a screw, clamping rods and threaded pins, the problems are solved that an existing wire cutting device is not provided with the clamping mechanism, during cutting, a nylon product is easy to loosen, when the nylon product is cut, the cutting platform can shake, and the stability is poor.

The invention discloses an oil-immersed transformer support. The oil-immersed transformer support comprises an oil tank, a support body is fixedly connected with the bottom of the inner wall of the oil tank, the left side on the top of the support body is fixedly connected with a rotary plate, the bottom of the rotary plate is fixedly connected with a threaded rod, the bottom of the threaded rod penetrates through the support body and extends into the support body and is fixedly connected with a bearing, and the bottom of the bearing is fixedly connected with the support body. According to theoil-immersed transformer support, the rotary plate, the threaded rod, the bearing, a threaded bushing, a first connection block, a first connection rod, a second connection rod, a second connection block, a rotary shaft, a moving frame, a moving block, an unthreaded rod, a hanging plate, a first clamping block and a second clamping block are arranged and matched in use, so that the problem that an existing oil-immersed transformer support cannot fix a transformer is solved. The oil-immersed transformer support has the advantage of fixing the transformer, when a user uses the oil-immersed transformer support, the transformer cannot waggle, a lot of time is saved, and the practicability of the oil-immersed transformer support is improved.

The invention discloses a carpet transverse weaving device which comprises a conveyor belt. Bearings are fixedly connected with two sides of the conveyor belt, fixing plates are fixedly connected withthe outer sides of the bearings, fixing blocks are fixedly connected with the bottoms of the fixing plates, a framework is fixedly connected with the bottoms of the fixing blocks, a transmission mechanism is fixedly connected with the right side of the top of the framework, limit rods are fixedly connected with the tops of the fixing plates, and a transverse plate is fixedly connected with the tops of the limit rods. The carpet transverse weaving device has the advantages that the carpet transverse weaving device is provided with positioning discs, left and right-handed lead screws can be driven by the positioning discs to rotate, threaded sleeves can be driven by the left and right-handed lead screws under meshing effects of threads to downwardly move, transmission shafts can be driven by the threaded sleeves to inwardly move, oblique frames can be driven by the transmission shafts to inwardly move, positioning blocks can be driven by the oblique frames to inwardly move, movable plates can be driven by the positioning blocks to inwardly move, clamp rods can be driven by the movable plates to inwardly move to be separated from clamp grooves, and accordingly carpets can be clampedat the heights of manual adjusting rotary drums.

The invention discloses a plate cutting device, and relates to the technical field of decorative veneers. The plate cutting device comprises a cutting part, a clamping part and a moving part; the cutting part is provided with a fixing plate, a lead screw, a tool apron, a first motor, a tool cover and a cutting tool; and the fixing plate is used for fixing the cutting part, the lead screw is mounted on the fixing plate, the tool apron is mounted on the lead screw, and the cutting tool is arranged in the tool cover; the clamping part is provided with a first moving plate, a second moving plate,a third gear, a third motor, a fourth gear, a fifth gear, a first clamping hand and a second clamping hand; the third motor drives the third gear to rotate, the fourth gear is meshed with the third gear, the fifth gear is meshed with the fourth gear, one end of the first clamping hand is connected with the fourth gear, and one end of the second clamping hand is connected with the fifth gear. and the moving part is used for moving the plates. Through the clamping part, the plates can be kept still during cutting, so that the cutting precision can be improved, and the cutting efficiency can be guaranteed.