4526 results about "Tool holder" patented technology

The invention relates to the technical field of mechanical detection, in particular to an intelligent tool setting control method and system, and the method comprises the steps: collecting burr morphology data and tool state parameters of a slitting edge; establishing a mapping relationship between burr generation and processing parameters based on a process DOE model, wherein the process DOE model is used for extracting a key factor set influencing the slitting quality; when the real-time monitoring value of the key factor set deviates from the optimization interval of the process DOE model, generating a position and posture compensation instruction of the slitting tool rest; iteratively updating the key factor weight distribution of the process DOE model; and when the variance of the key factor weight distribution is converged to a preset threshold value, determining that the tool setting control closed-loop optimization is completed. According to the method, the defects of dynamic response hysteresis and insufficient compensation precision in traditional tool setting control are effectively overcome, and closed-loop self-optimization control of the position and posture of the slitting tool rest-process parameters-burr suppression is constructed through a three-dimensional dynamic compensation mechanism of real-time fusion of multi-source sensing data.

Disclosed is a mine exploration raise boring rig capable of real-time monitoring, comprising a fixing base and a fixing plate. A support frame and fixing blocks are fixedly mounted at a top portion of the fixing base, driving cylinders are movably connected to outer sides of the support frame, and a telescopic rod member is fixedly mounted in an inner cavity of each driving cylinder. A first driving motor is fixedly mounted at a top portion of the fixing plate, and a connecting shaft is fixedly mounted at an output end of the first driving motor. A monitoring assembly is fixedly mounted in the middle of the connecting shaft. A tool holder bottom plate is fixedly mounted at a bottom portion of the connecting shaft, tool holder assemblies are fixedly mounted at a top portion of the tool holder bottom plate, and a cleaning assembly is fixedly mounted at an upper end of the support frame. The present invention can achieve the effect of being able to perform real-time monitoring while drilling, and improves working efficiency.

The invention discloses a turning and milling integrated precision machine tool, and relates to the technical field of machine tool precision machining. The problems that an existing turning and milling composite machine tool is large in size, tedious in function switching and low in machining precision are solved. The numerical control lathe comprises a lathe body, a gantry, a milling machine vacuum suction cup, a rough milling module, a finish milling module, a lathe vacuum suction cup, a lathe X-axis moving module, a turning and milling machine Z-axis moving module, a turning tool rest, a lathe spindle module and three visual imaging modules, and the lathe X-axis moving module is arranged on one side of the upper end of the lathe body in the width direction; the turning and milling machine Z-axis moving module is arranged in the middle of the other side of the upper end of the machine tool body in the length direction, the turning tool rest and the milling machine vacuum suction cup are detachably connected to a turning and milling machine Z-axis moving platform of the turning and milling machine Z-axis moving module, and the gantry is arranged above the middle of the turning and milling machine Z-axis moving module in a striding mode. The turning and milling machine Z-axis moving module, the rough milling module and the finish milling module are each provided with a visual imaging module. The method is used for turn-milling machining.

The invention relates to the technical field of numerical control machine tools, in particular to a polyhedral machining center based on dynamic compensation and five-axis linkage, which adopts an asymmetric swing shaft system design, a workbench integrates X / Y translation and C-axis rotation functions, and a cutter has Z-axis lifting and Y-axis swing capabilities (the swing range of B-axis is-30 degrees to + 120 degrees). And efficient machining of complex curved surfaces and deep cavity structures is achieved through five-axis linkage. The core innovation comprises the following steps: a temperature sensor is embedded in a main shaft bearing seat to monitor the temperature rise in real time and calculate the thermal deformation compensation amount; the vibration sensor is embedded into the cutter handle clamping mechanism, and cutting vibration is dynamically restrained; based on a tool path dynamic correction technology of an RTCP algorithm, track offset caused by multi-axis rotation is eliminated through space coordinate transformation.

A coaxial cutting structure for film winding replacement, comprising a roller and a cutting device. A notch is provided on the roller, and the cutting device is arranged inside the roller and performs telescopic movement through the notch. The cutting device includes a toothed knife, a mounting tool holder, and a driving device. The mounting tool holder is arranged inside the roller. The toothed knife is detachably connected to the mounting tool holder and is located below the notch. The driving device is fixedly connected to the mounting tool holder. An arc-shaped guide groove is provided on the toothed knife, and the output end of the driving device moves movably in the arc-shaped guide groove and drives the toothed knife to slide up and down. In the present invention, the telescopic movement of the toothed knife is precisely controlled by the driving device, and the toothed knife adopts mobile cutting, effectively reducing the dependence on film tension. Moreover, with the help of the telescopic design of the toothed knife, on the premise of ensuring the cutting function, there is no need for too many auxiliary structures or high-power driving components, making the device structure more compact and lightweight, which helps to improve the performance of the equipment and extend its service life.

The invention relates to the technical field of milling cutters, in particular to a multi-tooth micro-blade milling cutter and a manufacturing method and application thereof. The multi-tooth micro-blade milling cutter comprises a cutter handle and a cutter head body, wherein the cutter head body is fixedly connected to one end of the cutter handle; the multiple cutter teeth are arranged on the outer side face of the cutter head body, and each cutter tooth extends to the tail end, close to the cutter handle, of the cutter head body from the top end, away from the cutter handle, of the cutter head body; each cutter tooth comprises a front cutter face, a rear cutter face and a cutting edge, the cutting edge is provided with a plurality of continuously-distributed micron-sized protruding micro-blades, the micro-blades form an arc-shaped sawtooth structure, the micro-blades extend to the front cutter faces and form micro grooves in the front cutter faces, the micro-blades extend to the front cutter faces and form micro grooves in the front cutter faces, and the micro-blades extend to the rear cutter faces and form micro grooves in the front cutter faces. The multi-tooth micro-blade milling cutter has the structure of the front angle of the front cutter face of the milling cutter tooth and the rear angle of the rear cutter face of the milling cutter tooth, the linear cutting blade of the traditional cutter tooth is dispersed into micro blades, the stress concentration of the cutter is reduced, a plurality of convex micro blades are in grinding motion on the machining face in the milling process, and the milling and grinding combined machining effect is formed. Unification of machining efficiency and machining precision is achieved.

A micromanipulator comprising: a first frame portion defining an axial direction extending from a first proximal end to a first distal end; a second frame portion; a tool holder coupled to the second frame portion; a first connecting portion coupling the second frame portion and the first frame portion at the first distal end in resilient pivotable coupling; and a second connecting portion coupling the second frame portion and the first frame portion at the first proximal end in resilient pivotable coupling. The first frame portion, the second frame portion, the first connecting portion, and a second connecting portion form a flexural frame. The flexural frame is resiliently biased to a first frame state in which the tool holder is in a retracted position.

The utility model relates to the technical field of tape slitting machines, specifically a tape slitting machine with convenient blade spacing adjustment, comprising a base, frames are fixedly installed on both sides of the top of the base, a movable frame is movably installed between the two frames, and partitions are fixedly installed at both ends of the middle of the movable frame; a plurality of tool holders are arranged side by side between the movable frame and the two partitions, a cutter is arranged at the bottom of the plurality of tool holders, and the tops of the plurality of tool holders are movably connected through a first spring. The utility model cooperates with a second cylinder, a push plate, a movable frame, a tool holder, a cutter and a first spring for use. After the two tool holders move, the first spring is compressed, and the other end of the first spring pushes the tool holder on one side in turn. By analogy, the spacing of each tool holder can be adjusted to be equal through a plurality of first springs. In this way, when adjusting the spacing of the tool holders, there is no need to manually adjust each one individually, and the adjustment can be completed at one time, thereby improving the adjustment speed.

A holesaw assembly can include a holesaw, a pilot drill, an arbor, and a retainer. The holesaw can include a base and a cylindrical wall coupled to the base. The cylindrical wall terminates away from the base in a cutting edge and defines an internal space. The drill bit can include a cutting tip and an elongate shaft portion. The arbor can include a first portion configured to be couplable with a tool holder of a power tool and a second portion configured to be coupleable with the holesaw. The arbor can be configured to receive the drill bit and facilitate movement of the drill bit between an extended position and a retracted position relative to the arbor while the drill bit remains coupled to the arbor. The cutting tip is closer to the first portion of the arbor in the retracted position than in the extended position. The retainer can be configured to selectively maintain the drill bit in the retracted position. Release of the retainer can allow movement of the drill bit from the retracted position toward the extended position.

The invention discloses a milling process vibration state monitoring method and system for a machine tool milling cutter, and belongs to the technical field of intelligent monitoring. The method comprises the following steps: acquiring a vibration signal of a milling cutter under a reference processing condition, and establishing a reference template containing normal vibration characteristics; dynamically adjusting an alarm threshold value, and starting fault diagnosis analysis; performing envelope spectrum analysis on the vibration signal triggering diagnosis; preliminarily judging the affiliation fault type of the abnormal vibration through a preset fault classification model; and carrying out association verification by combining the attribution fault type and the spatial position information when the abnormality occurs, confirming the root cause of the fault, and outputting a targeted classification alarm instruction. According to the invention, the cutter handle single sensor is linked with phase slicing and dynamic threshold and coordinate verification, so that the faults of the cutter, the cutter rest and the workpiece are accurately distinguished and directionally alarmed, and the problems that a fault source cannot be distinguished by a single channel and the false alarm rate is high in the prior art are solved.

The invention provides a self-locking heavy-load cutter sleeve, and belongs to the field of numerical control machine tool machining. The expansion cap is slidably connected with the shell, an inclined part and spring plungers are arranged at one end of the expansion cap, the multiple spring plungers and centering blocks are arranged on the side wall of the shell in a circumferential array mode, the head of each spring plunger penetrates through the shell to abut against the corresponding centering block, and each centering block can slide in the radial direction of the shell; each centering block comprises a connecting block and a centering block, wherein the head of each spring plunger is connected with one connecting block; the positioning plate is arranged on one side of the connecting block, and a transition slope surface is arranged on the bottom surface of the positioning plate; during working, each connecting block abuts against the outer surface of the corresponding inclined part. The problem that in the prior art, a cutter sleeve bears heavy loads and is prone to disengagement is solved. The technical effect is that the cutter is ensured to be stably loaded on the cutter sleeve.

The invention discloses a double-station circuit board beveling machine, and relates to the technical field of circuit board processing equipment.The double-station circuit board beveling machine comprises a first base and a first tool apron, and the first tool apron is supported on the first base through a tool apron displacement assembly; the tool apron displacement assembly comprises a first left-right translation module, a first height adjusting module and two first front-back displacement modules which are symmetrically arranged, and the first left-right translation module and the first height adjusting module drive the two first tool aprons to integrally displace in the Y-axis direction and the Z-axis direction; each first front-back displacement module can independently drive a first worm and gear rotation device to move in the Y-axis direction, the first worm and gear rotation device rotates the angle of a first tool apron, angle adjustment is completed, a double-tool-apron structure which is symmetrically arranged up and down can synchronously cut the upper edge and the lower edge of a circuit board at the same time, and a three-axis movement system is matched, so that the machining efficiency is improved. And a worm and gear angle adjusting mechanism is combined, so that positioning is more accurate, and precision is higher.

A tool holder rail and a tool holder including the same are provided, wherein the tool holder rail includes: an elongate main body extending in a longitudinal direction and including two mounting sides extending in the longitudinal direction, the two mounting sides being inclined to each other with an included angle therebetween; and two rail slots disposed on the two mounting sides, respectively, each of the two rail slots including two flanges extending in the longitudinal direction and toward each other, each of the two rail slots being configured for slidable engagement of a tool seat.

The utility model discloses an automatic filament clamping and cutting device for carbon fiber filament bundle winding and belongs to the technical field of carbon fiber production equipment. Comprising a fixing plate, and a mounting plate, a power system, a cutting assembly and a snagging device are arranged on the fixing plate; the mounting plate is rotationally arranged on the fixing plate, and the cutting-off assembly and the power system are arranged on the two sides of the mounting plate correspondingly; the snagging device comprises a snagging plate, a connecting shaft and a driving assembly used for driving the connecting shaft, the connecting shaft is arranged on the fixing plate in a penetrating mode, the snagging plate is fixed to one end of the connecting shaft and is adjacent to the cutting-off assembly, and the driving assembly is connected with the connecting shaft and used for driving the connecting shaft to rotate and move on the fixing plate to enable the snagging plate to move and adjust the angle; the cut-off assembly comprises a wire clamping piece, a tool apron and a double-layer blade, the wire clamping piece comprises a first wire clamping plate and a second wire clamping plate, the first wire clamping plate and the second wire clamping plate are elastically connected, during use, the driving assembly drives the connecting shaft to drive the wire hooking plate to hook and pull tows to the wire clamping piece and then fix the tows, and then cut-off operation is conducted through the double-layer blade.

The invention discloses a numerical control machine tool power tool apron noise reduction method based on UUSGSR, and belongs to the technical field of numerical control machine tool servo tool rest power tool apron monitoring. The method comprises the specific steps that Hilbert transform and elliptic filtering preprocessing are conducted on monitored bearing vibration signals in a tool rest power tool apron; constructing an unsaturated scaling type Gaussian potential stochastic resonance model processing signal; a high-order weighted harmonic noise ratio HWHNR is proposed as a target function to reflect signal nonlinear characteristics; optimizing the structural parameters and the damping factors by using a grey wolf optimization algorithm to obtain an optimal under-damping unsaturated scaling type Gaussian potential stochastic resonance model UUSGSR containing the model structural parameters and the damping factors, and performing stochastic resonance processing on bearing vibration signals in the power tool apron of the tool rest by using the model. Noise contained in a bearing vibration signal in the power tool apron of the tool rest is weakened, and the signal-to-noise ratio is improved. In conclusion, the method can realize noise reduction of the vibration signal of the bearing in the power tool apron of the tool rest.

The utility model relates to the technical field of tool turrets, in particular to a high-strength tool turret which comprises a turret body and a turret base, a plurality of tool aprons used for installing tools are arranged on the turret body, a sliding groove is formed in the turret base, the turret body penetrates through the turret base, hard rails are arranged on the two sides of the turret body, the hard rails are fixedly connected with the turret base, and the hard rails are arranged in the vertical direction of the turret base. The tower body is connected with the hard rails in a sliding mode, the tower base is further provided with a plurality of linear rails, the linear rails and the hard rails are arranged in the same direction, the linear rails are fixedly connected with the tower base, the tower body is further connected with the linear rails in a sliding mode, and the tower body is further provided with a driving piece for driving the tower body to slide. The hard rail is arranged to support the tower base, the strength of the tower base can be enhanced, meanwhile, the linear rail is arranged to guide the tower body, the strength of the tower base can be enhanced, the situation that the tower body is difficult to move due to large hard friction of the hard rail can be reduced, the hard rail is difficult to damage in the moving process of the tower body, and the production stability can be further improved.

The grinding machine for the metal workpiece comprises a machine body, a three-jaw chuck is connected to the position of a main shaft of the machine body, a linear guide rail is connected to the top of the machine body, and a tool base is connected to the top of the linear guide rail; a grinding mechanism is arranged at the top of the tool base, supporting mechanisms are arranged at the positions, located on the two sides of the grinding mechanism, of the top of the tool base, a shaft workpiece is inserted into supporting rings in a penetrating mode, then one end of the shaft workpiece is clamped through a three-jaw chuck, and the supporting rings are arranged on the two sides of a machining part of the grinding mechanism for supporting; the supporting ring coaxial with the three-jaw chuck can well support the shaft workpieces, so that when some long shaft workpieces are machined, the problem that the grinding depths of the surfaces of the workpieces are inconsistent due to the fact that the shaft workpieces deform and bend due to the fact that a supporting point is far away from the machining position can be solved.

The present disclosure relates to a cutting tool system comprising a tool holder and a cutting tool. The tool holder includes a base for mounting onto a rotary drum or disc and a body for removably coupling to the cutting tool. The cutting tool is for size-reducing a material and has a first side and a second side. The cutting tool includes a plurality of cutting edges that are selectively moveable into and out of a cutting path of the rotary drum or disc. The first and second sides each have at least one cutting edge, such that each of the first and second sides are configured to be a leading side of the cutting tool during use. This allows the cutting tool to be rotated and / or reversed, such that a single cutting tool provides several cutting edges and increases the wear or erosion life thereof.

The invention discloses a turning and milling combined type numerical control machine tool, relates to the technical field of numerical control machine tools, and aims at solving the problems that an existing turning and milling combined machine tool is tedious in clamp replacement, low in clamping precision, poor in tool replacement efficiency and insufficient in machining flexibility. The machine tool comprises a machine tool box body, a rotating base and a tool bin, a rotating disc is driven by a high-speed motor in the rotating base, and a workpiece is rapidly and accurately clamped in cooperation with a sliding block adjusting structure of a clamp adapting base; the tool bin is of a magnetic attraction type tool frame and isolation box linkage structure, and efficient tool changing is achieved. And meanwhile, flexible switching of turning and milling procedures is achieved through driving of a rotating motor, a conversion motor and a hydraulic cylinder. The device is compact in structure, high in clamping and tool changing efficiency, high in machining precision and flexibility and suitable for combined machining of complex workpieces.

The invention relates to the technical field of machining numerical control tools, in particular to a multifunctional indexable heavy boring head which comprises a main body, a blade seat and a blade, the main body comprises a body, a seat body and a connecting part which are integrally formed, the blade is fixedly installed on the blade seat, the seat body comprises a seat body H and a seat body S, the seat body H is higher than the seat body S, and the connecting part is connected with the seat body H; the blade seat comprises a blade seat H and a blade seat S, the blade seat H is higher than the blade seat S, the blade seat H is fixedly installed on one seat body, and the blade seat S is fixedly installed on the other seat body. The device has the advantages that the device is simple in overall structural design, easy to understand by an operator, small in accessory type number and convenient to assemble; by means of the same double-edge heavy boring head, switching between symmetrical boring and stepped boring can be achieved only by adjusting the position of the tool changing base on the base body and then adjusting the blade in the radial direction, tool changing is not needed, production efficiency is improved, switching is easy and convenient, and the tool storage pressure of a tool stock is reduced.

A shrink-clamping cooling device for a cooling of, in particular previously heated, tool holders comprises at least one cooling element which forms a cooling region for creating a heat-conductive contact with the tool holder that is to be cooled, whereinthat the cooling element comprises a contact switch, which is configured to detect at least a laying-in, and in particular a presence and / or a taking-out, of the tool holder that is to be cooled in the cooling region / out of the cooling region.

The utility model relates to the technical field of sheet metal part bending machines, and discloses a sheet metal part bending machine with an angle limiting function, which comprises a frame body and a bending table, and the surface of the bending table is fixedly connected with a locking strip and a bending die through bolts. Due to the fact that the sliding piece is in sliding connection with the surface of the bending table, when the lifting block moves downwards, the two ends of the push rod rotate to a certain degree and push the sliding piece to slide on the surface of the bending table, when the bending tool apron drives the bending tool to bend the sheet metal part, the two ends of the sheet metal part can tilt, and when the sliding piece is pushed by the push rod, the sheet metal part can be bent. The supporting plate can be pushed into the position between the warped sheet metal part and the bending die through the hinge plate and the shaft rod, the situation that the warped sheet metal part droops due to the gravity of the warped sheet metal part to generate radian is avoided, the angle between the warped sheet metal part and the bending die is limited and locked through the supporting plate, and the bending knife can conduct bending more accurately.

The invention provides an inner-cooling milling cutter which comprises a cutter handle, a cutting section, an inner-cooling hole and a side edge water outlet hole, the cutting section is connected with the cutter handle, the inner-cooling hole extends from one end, away from the cutting section, of the cutter handle to the interior of the cutter handle and extends into the cutting section, and the side edge water outlet hole is connected with the inner-cooling hole. The cutting section is provided with an axial end far away from the cutter handle, the end, located in the cutting section, of the inner cooling hole is not communicated with the axial end of the cutting section, the side blade water outlet hole is formed in the cutting section, one end of the side blade water outlet hole is communicated with the inner cooling hole, and the other end of the side blade water outlet hole is communicated with the cutter handle. And water can be discharged from the other end of the side blade water outlet hole in the direction of the cutter handle. According to the invention, the cooling liquid can be reversely discharged, so that the cutting edge part of the whole cutter participating in cutting can be fully cooled, the service life of the milling cutter is prolonged, and the production cost is reduced.

A mass damper device includes a tubular housing having a first and a second longitudinal end; at least one damping mass which is received in the tubular housing with a circumferential clearance; a first resilient element and a second resilient element. At least one end closure is arranged at the first or second longitudinal end. The housing and the end closure have cooperating mounting surfaces which define a longitudinal mounting position of the first and second end closures. The mounting surfaces are arranged such that the first and second resilient elements are compressed between the damping mass and the end closure, when the first and second end closures have been mounted, at the longitudinal mounting position, to the housing.

The invention belongs to the technical field of disc tool magazines, and particularly relates to a disc tool magazine tool reversing device which comprises a tool rest box, a rotating disc is rotationally arranged in the tool rest box and connected with a rotating motor, a tool outlet is formed in the bottom of the tool rest box, and mounting frames distributed in an annular array mode are arranged on the outer side of the circumference of the rotating disc. Sliding blocks are slidably connected to the two sides of the mounting frame in a limiting mode and slide in the radial direction of the rotary disc in a limiting mode, a tool sleeve structure is rotationally connected between the two sliding blocks through a torsional spring, a rotary driving mechanism and a pushing mechanism are arranged at the positions, corresponding to the tool outlets, of the tool rest box, and the rotary driving mechanism pushes the tool sleeve structure to rotate. And the pushing mechanism downwards pushes the sliding block and the knife pouch structure. When the tool pouch structure is in a horizontal placement state, the horizontal extension distance of the tool bit is reduced so as to reduce the movement range of the tool bit to ensure the working safety, and the distance of the tool bit extending out of the tool outlet is increased when the tool bit is taken.

The invention discloses a self-adaptive cutter system for brake disc machining. The self-adaptive cutter system comprises a cutter handle, a cutter disc, a cutting blade, a suspension sleeve, an electromagnet and a control system. The permanent magnet is embedded in the circular truncated cone section of the cutter handle, the suspension sleeve is circumferentially fixed to the cutter head through the flat key, the flat key is pasted with the strain gauge to detect cutting force in real time, and the electromagnet and the permanent magnet are oppositely arranged in the radial direction to form magnetic suspension supporting. And the control system adjusts the current of the electromagnet according to the strain signal, dynamically adjusts the radial rigidity and the suspension position of the cutterhead, and realizes axial-radial decoupling support in combination with the thrust bearing. In a preferable embodiment, the cutting blade realizes micron-order cutting depth adjustment through a piezoelectric ceramic driving gasket, the service life of the cutter is prolonged due to the alternative opening design of a cutter head mounting boss, and the problem of winding of a rotating lead is solved by a conductive slip ring assembly. Working conditions such as sand holes and hardness sudden change can be responded in real time, broadband vibration is restrained, the machining precision is improved, the service life of the cutter is prolonged, and the method is suitable for high-precision brake disc machining.

The present application belongs to the technical field of aircraft assembly, and provides a device and method for controlling the depth of a counterbore of an engine suspension fastener hole. The device is used in the process of drilling an engine suspension fastener hole and counterbore, and controls the depth of the counterbore. The device is composed of a micrometer, a sensor and a tool holder. The micrometer is fixed on the tool holder, and the end of the micrometer is a flat surface. The working end of the sensor is a half-spherical surface, which can be compressed. The tool holder moves with the deepening of the counterbore depth, so that the end surface of the micrometer and the sensor are in contact and the sensor is compressed. When the compression reaches a certain depth, the sensor triggers, the device stops the counterbore, the tool exits the product, and the assembly part is automatically counterbored to the required size. The present application can automatically control the depth of the counterbore of the assembly part and the part.

Robotic surgical systems configured to control the movement and actuation of a single robotic arm, and the movement and actuation of first and second tools carried in a tool holder at a distal end of the robotic arm.

The present invention provides, in one aspect, a router including a motor unit and a base configured to selectively receive the motor unit to support the router on a work piece surface. The motor unit includes a motor and a spindle configured to output a torque supplied by the motor. The base includes an input shaft configured to selectively couple to the spindle, an output shaft laterally offset from the input shaft, and a belt. The input shaft includes a first pulley and the output shaft includes a second pulley and a tool holder. The belt wraps around the first and second pulleys to rotationally couple the input shaft to the output shaft. When the motor unit is received into the base, the spindle couples to the input shaft.

The invention relates to the technical field of shearing machines, in particular to aluminum veneer continuous shearing equipment which comprises a moving platform, a portal frame moving synchronously with the moving platform is assembled on the surface of the moving platform, and a cutter assembly used for shearing aluminum veneers is assembled below the portal frame; by arranging the moving platform, the moving frame and the tool rests, in the moving process of the moving frame and the moving platform, the tool rests are unlocked through the mounting assembly, the pushing assembly pushes the non-working tool rests to move, the continuously-working tool rests are extruded into the empty moving frame, and the non-working tool rests move into the mounting base; the cutter is fixed through the mounting assembly, and the conversion operation of the cutter can be realized in the moving process; meanwhile, when the abrasion loss of the tool exceeds a threshold value after the tool works for a certain time, the tool switching operation is switched into the tool changing operation in the non-stop state, and finally the continuous shearing operation of cleaning, heat dissipation and tool changing of the aluminum veneer in the non-stop state is achieved.