CN119304619B

CN119304619B - Fitting cutting device

Info

Publication number: CN119304619B
Application number: CN202411510830.9A
Authority: CN
Inventors: 周立丰
Original assignee: Aochuang Intelligent Equipment Foshan Co ltd
Current assignee: Aochuang Intelligent Equipment Foshan Co ltd
Priority date: 2024-10-28
Filing date: 2024-10-28
Publication date: 2025-04-01
Anticipated expiration: 2044-10-28
Also published as: CN119304619A

Abstract

The invention discloses a fitting cutting device, which relates to the technical field of cutting and comprises a frame, wherein a fitting fixing position and a cutting box are arranged on the frame, the fitting fixing position is fixed on the outer side of the cutting box, a telescopic component is arranged in the cutting box, the bottom of the telescopic component is provided with a sliding rod, the bottom wall of the sliding rod comprises a connected inclined slope surface and a supporting plane, a through hole is formed in the cutting box, a rotatable first rotating shaft is arranged in the through hole and comprises an integrally formed extending part, a conical part and a movable part, one part of the extending part is arranged in a small round hole, the other part extends out towards one side of the fitting fixing position, a rotary table is fixed at the extending end, an annular cutter is fixed on the periphery of the rotary table, an edge grinding ring is fixed on the outer side surface of the rotary table, the inclined slope surface of the sliding rod can slide along the conical part and extrude the first rotating shaft, and the fitting cutting device does not need to additionally increase deburring parts, so that the processing efficiency is higher.

Description

Fitting cutting device

Technical Field

The invention relates to the technical field of cutting, in particular to a fitting cutting device.

Background

The automobile parts generally relate to cutting procedures during processing, for example, chinese patent CN117983885B discloses a cutting device for processing automobile chassis parts, after cutting is completed, a gear is meshed with a toothed ring to rotate, then a telescopic ring can push a rotary pipe and a sleeve pipe, the rotary pipe and the sleeve pipe can be respectively moved to an opening of the automobile parts, meanwhile, a driving motor starts to operate, and burrs at the opening of the automobile parts are cleaned through rotation of a burr brush. The device can solve incision burr problem, but need additionally set up burring part, increased the operating space of equipment, owing to need additionally carry out the burring action after cutting moreover, consequently machining efficiency is not high.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present invention is to provide a cutting device for fittings, which solves the problem of low production efficiency caused by the deburring process.

The invention adopts the following technical scheme:

The utility model provides a accessory cutting device, includes the frame, be equipped with accessory fixed position and cutting box in the frame, accessory fixed position fixes the outside of cutting box, be equipped with telescopic assembly in the cutting box, telescopic assembly's bottom is equipped with the slide bar, be equipped with the confession in the cutting box the rectangular groove of slide bar activity from top to bottom, the diapire of slide bar is including continuous slope and supporting plane, the through-hole has been seted up on the cutting box, the through-hole is established the below in rectangular groove, the through-hole includes big round hole and the small round hole of intercommunication, big round hole with rectangular groove communicates with each other, be equipped with rotatable first pivot in the through-hole, first pivot includes integrated into one piece's extension, toper portion and movable part, one portion of extension is established in the small round hole, another portion orientation one side that accessory fixed position stretches out and the extension end is fixed with the carousel, the periphery of carousel is fixed with annular cutter, the lateral surface of carousel is fixed with the mill the limit ring, toper portion with the movable part is established in the slope, big round hole and the side slope, big round hole communicates with the rectangular groove, be equipped with each other, be equipped with rotatable first pivot, the toper portion is moved back down to the conical portion when the slider moves down, and the conical portion moves down the slope, and moves down the upper portion.

Further, accessory cutting device still includes the second pivot, first resilience groove has been seted up on the movable part, one end of second pivot stretches into in the first resilience groove, a plurality of spouts have been seted up at this tip center in second resilience groove and outer wall, another end connection fixed driving motor of second pivot, the spout is followed the length direction setting of second pivot, be equipped with a plurality of protruding poles that are used for inserting in the movable part, protruding pole is established in the spout, rebound the subassembly and include first spring, first spring is fixed rebound groove with between the diapire in second resilience groove.

Further, a first limit groove is formed in the inner end of the sliding groove, the depth of the first limit groove is larger than that of the sliding groove, a protruding limit rod is arranged at the outer end of the protruding rod, and the limit rod slides in the first limit groove.

Further, a cutting frame is fixed on one side of the accessory fixing position, a transverse linear module A is arranged on the cutting frame, a longitudinal linear module is movably arranged on the transverse linear module A, and the cutting box is movably arranged on the longitudinal linear module.

Further, the telescopic assembly comprises a first cylinder, a rotating shaft, a movable rod, a second spring and a pressing piece, wherein the first cylinder is fixed at the top of the cutting box, a movable groove is formed in the cutting box, the telescopic end of the first cylinder stretches into the movable groove, a containing groove communicated with the movable groove is formed in the lower portion of the movable groove of the cutting box, the rotating shaft is fixed in the containing groove, the movable rod is L-shaped and comprises the first movable arm and the second movable arm, the rotating shaft is arranged at the connecting position of the first movable arm and the second movable arm, the second spring is arranged at the end part of the second movable arm, the second spring is fixed between the second movable arm and the groove wall of the containing groove, the end part of the first movable arm is arranged below the telescopic end of the first cylinder, a second limiting groove communicated with the containing groove is formed in the lower portion of the containing groove of the cutting box, a strip groove is formed in the lower portion of the second limiting groove, a bottom of the second pressing piece is arranged in the second sliding rod, a bottom of the sliding rod is fixed at the bottom of the sliding rod, the bottom of the sliding rod is provided with the second sliding rod, and the bottom of the sliding rod is fixed at the bottom of the sliding rod.

Further, an extension rod is fixed at the bottom of the telescopic end of the first cylinder, a buffer block is arranged at the bottom of the extension rod, and the buffer block can prop against the end part of the first movable arm.

Further, the accessory fixing position comprises a fixing seat and a clamping assembly, an accessory placing part is arranged in the middle of the fixing seat, the clamping assembly is symmetrically arranged on two sides of the fixing seat, the clamping assembly comprises a telescopic cylinder and a clamping block, and the telescopic end of the telescopic cylinder is used for fixing the clamping block and driving the clamping block to extrude or keep away from the accessory.

Further, be fixed with fortune work or material rest in the frame, be equipped with horizontal sharp module B on the fortune work or material rest, be equipped with mobilizable slider on the horizontal sharp module B, be fixed with the balladeur train on the slider, the both sides of balladeur train are fixed with the second cylinder respectively, the second cylinder is flexible downwards and flexible end is fixed with the crane through the link, be equipped with on the crane and press from both sides the material subassembly.

Further, the material clamping assembly comprises a third cylinder and two symmetrical material clamping units, the third cylinder is fixed in the middle of the lifting frame, the third cylinder stretches upwards, the telescopic end of the third cylinder is provided with a third rotating shaft, the length direction of the third rotating shaft is perpendicular to the sliding direction of the sliding block, the two sides of the lifting frame are provided with the material clamping units, each material clamping unit comprises a first material clamping rod and a second material clamping rod, material clamping blocks are fixed at the bottoms of the first material clamping rods and the second material clamping rods, the first material clamping rods are parallel to the sliding direction of the sliding block, the first material clamping rods are fixed at the bottoms of the lifting frame, the second material clamping rods are arranged between the third cylinder and the first material clamping rods, movable holes are formed in the lifting frame, fourth rotating shafts are fixed in the movable holes, the second material clamping rods penetrate through the movable holes and can rotate along the fourth rotating shafts, the tops of the fourth rotating shafts are parallel to the lengths of the fifth rotating shafts, and the tops of the fifth rotating shafts are connected with the tops of the fifth rotating shafts, and the tops of the fifth rotating shafts are connected.

Further, a clamping rod with external threads is arranged between the first clamping rod and the second clamping rod, a fixing hole is formed in the lifting frame, a sleeve with internal threads is fixed in the fixing hole, the clamping rod is sleeved in the sleeve and is in threaded connection with the sleeve, a blanking port is formed in the bottom of the frame, two dust-proof plates are arranged between the two groups of material conveying units, and the dust-proof plates are fixed at the bottom of the lifting frame.

The beneficial effects of the invention are as follows:

the annular cutter and the edging ring are arranged on the rotary table, so that one-time operation of cutting the accessory and deburring the notch is realized, a deburring component does not need to be additionally arranged, the machining efficiency is higher, the micro-movement of the rotary table in the horizontal direction is realized by arranging the telescopic component, the sliding rod and the rebound component, the annular cutter is fixed in the horizontal direction under a cutting scene, the rotary cutting of the accessory can be finished, the edging ring can move slightly in the horizontal direction under the deburring scene, and the edging ring extrudes and polishes the notch outwards as much as possible under the action of the rebound component.

Drawings

FIG. 1 is a side view of the accessory cutting device of the present invention;

FIG. 2 is a schematic view of the structure of a cutting part in the present invention;

FIG. 3 is a partial front cross-sectional view of the cutting box of the present invention;

FIG. 4 is a partial side cross-sectional view of the cutting box of the present invention;

FIG. 5 is a cross-sectional view of the first and second shafts of the present invention;

FIG. 6 is a schematic cross-sectional view of the slide bar of the present invention not contacting the first shaft;

FIG. 7 is a schematic cross-sectional view of the sliding bar abutting the first shaft;

FIG. 8 is a schematic view of the structure of the material handling section in the gripping state according to the present invention;

FIG. 9 is a schematic view showing the structure of the material transporting section in the state of giving up gripping in the present invention;

FIG. 10 is a schematic view of the structure of the material handling section of the present invention in a discharge state;

fig. 11 is a schematic structural view of a material transporting unit in the present invention.

In the figure, 1, a rack; 2, fixing and positioning accessories; 201, a fixed seat; 202, telescopic cylinders, 203, clamping blocks, 204, accessory placement parts, 3, cutting boxes, 4, sliding rods, 401, inclined slopes, 402, supporting planes, 5, long grooves, 6, through holes, 601, large round holes, 602, small round holes, 7, first rotating shafts, 701, protruding parts, 702, conical parts, 703, movable parts, 8, turntables, 9, annular cutters, 10, edging rings, 11, rebound assemblies, 12, second rotating shafts, 13, first rebound grooves, 14, second rebound grooves, 15, sliding grooves, 16, protruding rods, 17, first limit grooves, 18, limit rods, 19, cutting frames, 20, transverse linear modules A, 21, longitudinal linear modules, 22, first cylinders, 23, extension rods, 24, buffer blocks, 25, rotating shafts, 26, movable rods, 2601, first arms, 2602, second 41041027, second springs, 28, lower pressing parts, 29, movable grooves, 30, containing grooves, 31, second limit grooves, 32, waiting positions, 33, 34, first limit grooves, 35, second linear modules B, 35, a transverse linear modules A, 21, longitudinal linear modules B, 22, first cylinders, 23, extension rods, 24, buffer blocks, 25, rotating shafts, 26, movable rods, 2601, first arms, 2602, second 41027, second arms, 41027, second springs, 28, lower pressing parts, 29, movable grooves, 30, holding grooves, 31, second limit grooves, 32, waiting positions, working positions, 33, 34, working linear modules B, 34, 35, working linear modules B, working lifting and material.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects solved by the invention more clear, the invention is further described below with reference to the accompanying drawings and embodiments.

As shown in fig. 1-11, the invention provides a fitting cutting device, which comprises a frame 1, wherein a fitting fixing position 2 and a cutting box 3 are arranged on the frame 1, the fitting fixing position 2 is fixed on the outer side of the cutting box 3, a telescopic component is arranged in the cutting box 3, a sliding rod 4 is arranged at the bottom of the telescopic component, the sliding rod 4 is driven by the telescopic component, a strip groove 5 for the sliding rod 4 to move up and down is arranged in the cutting box 3, the bottom wall of the sliding rod 4 comprises a connected inclined slope 401 and a supporting plane 402, a through hole 6 is arranged on the cutting box 3, the through hole 6 is arranged below the strip groove 5, the through hole 6 comprises a big round hole 601 and a small round hole 602 which are mutually communicated, the big round hole 601 is communicated with the strip groove 5, a rotatable first rotating shaft 7 is arranged in the through hole 6, the first rotating shaft 7 comprises an integrally formed extending part 701, a conical part 702 and a movable part 703, one part of the extending part 701 is arranged in the small round hole 602, the other part extends towards one side of the accessory fixing position 2, the extending end is fixed with a rotary table 8, the periphery of the rotary table 8 is fixed with a ring cutter 9, the outer side surface of the rotary table 8 is fixed with a edging ring 10, the conical part 702 and the movable part 703 are arranged in the large round hole 601, the inclined slope 401 of the sliding rod 4 can slide along the conical part 702 and squeeze the first rotating shaft 7, when the sliding rod 4 descends to the limit, the inclined slope 401 props against the conical part 702, the supporting plane 402 props against the extending part 701, the movable part 703 is connected with a rebound assembly 11, and when the sliding rod 4 moves upwards and leaves the conical part 702, the rebound assembly 11 can drive the first rotating shaft 7 to reset.

Referring to fig. 4-7, the accessory to be cut is fixed on the accessory fixing position 2, the telescopic assembly is controlled, the sliding rod 4 is lowered to the limit, namely, the sliding rod is slid down to the position where the inclined slope 401 abuts against the conical portion 702 and the supporting plane 402 abuts against the protruding portion 701, at this time, the position of the annular cutter 9 is fixed, the annular cutter 9 cuts the accessory, after cutting is completed, the telescopic assembly is controlled, when the sliding rod 4 is moved upwards to leave the conical portion 702, under the action of the rebound assembly 11, the first rotating shaft 7 moves in the through hole 6, the annular cutter 9 also moves outwards along with the rebound assembly 11, at this time, the edge grinding ring 10 extrudes the notch, and under the cooperation of the rebound assembly 11, the polishing of the notch is completed, and burrs are removed.

The purpose of the movement of the turntable 8 is to better edging, so that the distance of the outward movement of the turntable 8 is small, and therefore the micro movement of the annular cutter 9 can be controlled more accurately by means of the combination of the telescopic assembly and the slide bar 4.

The accessory cutting device still includes second pivot 12, first resilience groove 13 has been seted up on movable part 703, the one end of second pivot 12 stretches into in the first resilience groove 13, a plurality of spouts 15 have been seted up at this tip center in second resilience groove 14 and the outer wall, the fixed driving motor of another end connection of second pivot 12, spout 15 sets up along the length direction of second pivot 12, be equipped with a plurality of protruding poles 16 that are used for inserting spout 15 in movable part 703, protruding pole 16 is established in spout 15, rebound subassembly 11 includes first spring, first spring is fixed between the diapire in first resilience groove 13 and second resilience groove 14.

The first rotating shaft 7 and the second rotating shaft 12 are connected together through the protruding rod 16 and the sliding groove 15, and because the protruding rod 16 and the sliding groove 15 are arranged along the length direction of the first rotating shaft 7 and the second rotating shaft 12, when the driving motor drives the second rotating shaft 12 to rotate, the second rotating shaft 12 can also drive the first rotating shaft 7 to rotate along with the second rotating shaft, so that the annular cutter 9 rotates, and cutting is realized.

The protruding rod 16 can slide along the sliding groove 15, so that the first rotating shaft 7 can move relative to the second rotating shaft 12, and the first spring is used as elastic connection of the first rotating shaft 7 and the second rotating shaft 12, so that the movement and the resetting of the first rotating shaft 7 can be controlled better.

The inner end of the chute 15 is provided with a first limit groove 17, the depth of the first limit groove 17 is larger than that of the chute 15, the outer end of the convex rod 16 is provided with a convex limit rod 18, the limit rod 18 slides in the first limit groove 17, and the length of the limit groove is the movable length of the limit rod 18, namely the movable maximum distance of the first rotating shaft 7.

Referring to fig. 1 and 2, a cutting frame 19 is fixed to one side of the accessory fixing portion 2, a transverse linear module a20 is provided on the cutting frame 19, a longitudinal linear module 21 is movably provided on the transverse linear module a20, and a cutting box 3 is movably provided on the longitudinal linear module 21.

Referring to fig. 3 and 4, the telescopic assembly includes a first cylinder 22, a rotation shaft 25, a movable rod 26, a second spring 27 and a pressing member 28, the first cylinder 22 is fixed at the top of the cutting case 3, a movable groove 29 is formed in the cutting case 3, a telescopic end of the first cylinder 22 extends into the movable groove 29, a receiving groove 30 communicated with the movable groove 29 is formed below the movable groove 29 in the cutting case 3, the rotation shaft 25 is fixed in the receiving groove 30, the movable rod 26 is L-shaped and includes a first movable arm 2601 and a second movable arm 2602, the rotation shaft 25 is arranged at a connection position of the first movable arm 2601 and the second movable arm 2602, a second spring 27 is arranged at an end of the second movable arm 2602, the second spring 27 is fixed between the second movable arm 2602 and the groove wall of the accommodating groove 30, the end part of the first movable arm 2601 is arranged below the telescopic end of the first cylinder 22, the cutting box 3 is provided with a second limiting groove 31 which is communicated with the accommodating groove 30 below the accommodating groove 30, the lower part of the second limiting groove 31 is provided with a long groove 5, the second limiting groove 31 is internally provided with a pressing piece 28, the top of the pressing piece 28 is propped against the bottom of the first movable arm 2601, the bottom of the pressing piece 28 is fixedly provided with a sliding rod 4, the top of the sliding rod 4 is sleeved with a third spring 47, the third spring 47 is arranged between the pressing piece 28 and the bottom wall of the second limiting groove 31, and the sliding rod 4 stretches into the long groove 5. Through above structure, the flexible subassembly is with the removal of vertical direction change into the removal of first pivot 7 in the horizontal direction, through many times activity transmission, can control the travel distance of slide bar 4 more accurately to realize the little distance removal of carousel 8.

An extension rod 23 is fixed at the bottom of the telescopic end of the first cylinder 22, a buffer block 24 is arranged at the bottom of the extension rod 23, and the buffer block 24 can prop against the end part of the first movable arm 2601.

Referring to fig. 8, the accessory fixing position 2 includes a fixing base 201 and a clamping assembly, the middle of the fixing base 201 is provided with an accessory placing portion 204, two sides of the fixing base 201 are symmetrically provided with the clamping assembly, the clamping assembly includes a telescopic cylinder 202 and a clamping block 203, and a telescopic end of the telescopic cylinder 202 fixes the clamping block 203 and drives the clamping block 203 to squeeze or keep away from the accessory.

The machine frame 1 is fixedly provided with a material conveying frame 33, the material conveying frame 33 is provided with a transverse linear module B34, the transverse linear module B34 is provided with a movable sliding block 35, the sliding block 35 is fixedly provided with a sliding frame 36, two sides of the sliding frame 36 are respectively fixedly provided with a second air cylinder 37, the second air cylinders 37 stretch downwards, the stretching ends of the second air cylinders are fixedly provided with lifting frames 39 through connecting frames 38, and the lifting frames 39 are provided with material clamping components.

Referring to fig. 9, the clamping assembly includes a third cylinder 40 and two sets of symmetrical material-moving units 41, the third cylinder 40 is fixed in the middle of the lifting frame 39, the third cylinder 40 stretches upward, the stretching end of the third cylinder 40 is provided with a third rotating shaft 4104, the length direction of the third rotating shaft 4104 is perpendicular to the sliding direction of the sliding block 35, the two sides of the lifting frame 39 are provided with the material-moving units 41, the material-moving units 41 include a first clamping rod 4101 and a second clamping rod 4102, the bottoms of the first clamping rod 4101 and the second clamping rod 4102 are respectively fixed with a clamping block 4103, the first clamping rod 4101 and the second clamping rod 4102 are positioned in a straight line parallel to the sliding direction of the sliding block 35, the first clamping rod 4101 is fixed at the bottom of the lifting frame 39, the second clamping rod 4102 is arranged between the third cylinder 40 and the first clamping rod 4101, the lifting frame 39 is provided with a movable hole 42, the movable hole 42 is internally fixed with a fourth rotating shaft 4105, the second clamping rod 2 passes through the movable hole 41042 and can rotate along the movable hole 5, the top of the fifth clamping rod 4102 is connected with the top of the fifth rotating shaft 7, and the top of the fifth rotating rod 4 is connected with the top of the fifth rotating shaft 7, which passes through the top of the fifth rotating shaft 6 and the fifth rotating rod 4 and the top of the fifth rotating rod 4 is connected with the fifth rotating shaft 7.

A clamping rod 43 with external threads is arranged between the first clamping rod 4101 and the second clamping rod 4102, a fixing hole is formed in the lifting frame 39, a sleeve 44 with internal threads is fixed in the fixing hole, the clamping rod 43 is sleeved in the sleeve 44 and is in threaded connection with the sleeve 44, a blanking hole 45 is formed in the bottom of the frame 1, two dust-proof plates 46 are arranged between the two groups of material conveying units 41, and the dust-proof plates 46 are fixed at the bottom of the lifting frame 39.

Referring to fig. 8 and 9, the to-be-cut accessory is placed in a queue at the to-be-processed position 32, the accessory fixing position 2 is located at one side of the to-be-processed position 32, the sliding block 35 slides to an initial position along the transverse linear module B34, the left material conveying unit 41 is arranged above the to-be-processed position 32, the right material conveying unit 41 is arranged above the accessory fixing position 2, at the moment, the second air cylinder 37 stretches downwards to drive the lifting frame 39 to move downwards to a proper position, then the third air cylinder 40 stretches upwards to drive the two second clamping rods 4102 to rotate at the same time, until two clamping blocks 3 of the left material conveying unit 41 clamp one to-be-cut accessory at the same time and two clamping blocks 4103 of the right material conveying unit 41 clamp one cut accessory at the same time, then the second air cylinder 37 drives the lifting frame 39 to move upwards, the sliding block 35 slides rightwards along the transverse linear module B34, when the left material conveying unit 41 is located above the accessory fixing position 2, the second air cylinder 37 drives the lifting frame 39 to move downwards to a proper position, then the left material clamping unit 40 clamps the two accessories at the right side 2, and the two clamping blocks 41 clamp the two accessories at the right side 2, when the left material clamping unit 41 is clamped by the two clamping units 2 are clamped by the left clamping unit 2, and the two clamping parts at the right clamping position of the position between the two clamping unit 41 is located at the right side 2, when the left clamping position is positioned at the right and the accessory fixing position is positioned; (2) referring to fig. 3, the first cylinder 22 is extended downward to move the extension rod 23 downward, the extension rod 23 presses the first movable arm 2601 downward, the first movable arm 2601 simultaneously presses the pressing member 28 downward, the pressing member 28 moves the slide rod 4 downward, referring to fig. 7, the slide rod 4 is lowered to the limit, the method comprises the steps of (1) sliding down to a position where the inclined slope 401 abuts against the conical portion 702 and the supporting plane 402 abuts against the protruding portion 701, fixing the position of the annular cutter 9, controlling the transverse linear module A20 to move the annular cutter 9 to the outer side of the accessory fixing position 2 and align with the position to be cut of the accessory on the accessory fixing position 2, controlling the longitudinal linear module 21 to drive the annular cutter 9 to gradually move down, starting the annular cutter 9 to cut the accessory, controlling the first cylinder 22 to reset after cutting, moving the slide rod 4 upwards to leave the conical portion 702, moving the first rotating shaft 7 outwards relative to the second rotating shaft 12 in the through hole 6 under the action of the first spring, and then moving the rotary disc 8 outwards, controlling the longitudinal linear module 21 to drive the rotary disc 8 to move upwards, polishing the edge grinding ring 10 on the rotary disc 8 under the cooperation of the first spring, leaving the accessory, and (3) continuing to slide the slide block 35 leftwards along the transverse linear module B34 until the slide rod slides to the initial position, and repeating the step (1).

The annular cutter 9 and the edging ring 10 are arranged on the rotary table 8, so that one-time operation of cutting accessories and deburring of incisions is realized, no additional deburring component is needed, the machining efficiency is higher, the telescopic component, the sliding rod 4 and the rebound component 11 are arranged, the micro-movement of the rotary table 8 in the horizontal direction is realized, the annular cutter 9 is fixed in the horizontal direction under a cutting scene, the rotary cutting of accessories can be finished, the edging ring 10 can slightly move in the horizontal direction under the deburring scene, and the edging ring 10 extrudes and polishes the incisions outwards as much as possible under the action of the rebound component 11.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims

1. The utility model provides a fitting cutting device, its characterized in that includes frame (1), be equipped with fitting fixing position (2) and cutting case (3) on frame (1), fitting fixing position (2) are fixed the outside of cutting case (3), be equipped with telescopic assembly in cutting case (3), telescopic assembly's bottom is equipped with slide bar (4), be equipped with in cutting case (3) and supply slide bar (4) upper and lower movable rectangular groove (5), slide bar (4)'s diapire is including continuous slope (401) and supporting plane (402), through-hole (6) have been seted up on cutting case (3), through-hole (6) are established the below of rectangular groove (5), through-hole (6) are including big round hole (601) and the round hole (602) of intercommunication each other, big round hole (601) with rectangular groove (5) are communicated with each other, be equipped with rotatable first pivot (7) in through-hole (6), first pivot (7) are including integrated extension (701), conical portion (703) and movable portion (703) are established towards one side of extension (702) is fixed in the fixed one side of extension (8), the periphery of carousel (8) is fixed with annular cutter (9), the lateral surface of carousel (8) is fixed with grinds limit ring (10), toper portion (702) with movable part (703) are established in big round hole (601), slope (401) of slide bar (4) can be followed toper portion (702) slip and extrusion first pivot (7), works as slide bar (4) decline to the limit, slope (401) support toper portion (702), supporting plane (402) support protruding portion (701), be connected with on movable part (703) resilience subassembly (11), work as slide bar (4) are upwards moved and are left when toper portion (702), resilience subassembly (11) can drive first pivot (7) reset.

2. The accessory cutting device according to claim 1, further comprising a second rotating shaft (12), wherein a first rebound groove (13) is formed in the movable portion (703), one end portion of the second rotating shaft (12) extends into the first rebound groove (13), a second rebound groove (14) is formed in the center of the end portion, a plurality of sliding grooves (15) are formed in the outer wall of the end portion, the other end portion of the second rotating shaft (12) is connected with a fixed driving motor, the sliding grooves (15) are formed in the length direction of the second rotating shaft (12), a plurality of protruding rods (16) for being inserted into the sliding grooves (15) are arranged in the movable portion (703), the protruding rods (16) are arranged in the sliding grooves (15), and the rebound assembly (11) comprises a first spring, and the first spring is fixed between the first rebound groove (13) and the bottom wall of the second rebound groove (14).

3. The accessory cutting device according to claim 2, wherein a first limit groove (17) is formed in the inner end of the sliding groove (15), the depth of the first limit groove (17) is larger than that of the sliding groove (15), a protruding limit rod (18) is arranged at the outer end of the protruding rod (16), and the limit rod (18) slides in the first limit groove (17).

4. A fitting cutting device according to claim 1, characterized in that a cutting frame (19) is fixed on one side of the fitting fixing position (2), a transverse linear module a (20) is arranged on the cutting frame (19), a longitudinal linear module (21) is movably arranged on the transverse linear module a (20), and the cutting box (3) is movably arranged on the longitudinal linear module (21).

5. The accessory cutting device according to claim 1, wherein the telescopic assembly comprises a first cylinder (22), a rotating shaft (25), a movable rod (26), a second spring (27) and a pressing piece (28), the first cylinder (22) is fixed at the top of the cutting box (3), a movable groove (29) is formed in the cutting box (3), the telescopic end of the first cylinder (22) stretches into the movable groove (29), a containing groove (30) communicated with the movable groove (29) is formed below the movable groove (29) in the cutting box (3), the rotating shaft (25) is fixed in the containing groove (30), the movable rod (26) is L-shaped and comprises a first movable arm (2601) and a second movable arm (2602), the rotating shaft (25) is arranged at a connecting position of the first movable arm (2601) and the second movable arm (2602), a second spring (27) is arranged at the end of the second movable arm (2602), the second spring (27) is fixed at the groove wall of the containing groove (2602) between the first movable arm (2601) and the second movable arm (2602), the cutting box (3) is in the below of holding tank (30) seted up with communicating second spacing groove (31) of holding tank (30), rectangular groove (5) have been seted up to the below of second spacing groove (31), be equipped with in second spacing groove (31) under casting die (28), the top of casting die (28) supports the bottom of first movable arm (2601), the bottom of casting die (28) is fixed with slide bar (4), the top overcoat of slide bar (4) has third spring (47), third spring (47) are established under casting die (28) with between second spacing groove (31) diapire, slide bar (4) stretch into rectangular groove (5).

6. The accessory cutting device according to claim 5, wherein an extension rod (23) is fixed at the bottom of the telescopic end of the first cylinder (22), a buffer block (24) is arranged at the bottom of the extension rod (23), and the buffer block (24) can abut against the end part of the first movable arm (2601).

7. The accessory cutting device according to claim 1, wherein the accessory fixing position (2) comprises a fixing seat (201) and a clamping assembly, an accessory placing part (204) is arranged in the middle of the fixing seat (201), the clamping assembly is symmetrically arranged on two sides of the fixing seat (201), the clamping assembly comprises a telescopic cylinder (202) and a clamping block (203), and a telescopic end of the telescopic cylinder (202) is used for fixing the clamping block (203) and driving the clamping block (203) to squeeze or be far away from an accessory.

8. The accessory cutting device according to claim 1, characterized in that a material conveying frame (33) is fixed on the frame (1), a transverse linear module B (34) is arranged on the material conveying frame (33), a movable sliding block (35) is arranged on the transverse linear module B (34), a sliding frame (36) is fixed on the sliding block (35), second air cylinders (37) are respectively fixed on two sides of the sliding frame (36), lifting frames (39) are fixed at the telescopic ends of the second air cylinders (37) in a downward telescopic manner through connecting frames (38), and clamping components are arranged on the lifting frames (39).

9. The accessory cutting device according to claim 8, wherein the clamping assembly comprises a third cylinder (40) and two groups of symmetrical material transporting units (41), the third cylinder (40) is fixed at the middle part of the lifting frame (39), the third cylinder (40) stretches upwards, a third rotating shaft (4104) is arranged at the telescopic end of the third cylinder (40), the length direction of the third rotating shaft (4104) is perpendicular to the sliding direction of the sliding block (35), the material transporting units (41) are arranged at two sides of the lifting frame (39), the material transporting units (41) comprise a first clamping rod (4101) and a second clamping rod (4102), material clamping blocks (4103) are fixed at the bottoms of the first clamping rod (4101) and the second clamping rod (4102), a straight line where the first clamping rod (4101) and the second clamping rod (4102) are located is parallel to the sliding direction of the sliding block (35), the first clamping rod (4101) and the second clamping rod (4102) are provided with a fixed hole (4102) at the bottom of the first clamping rod (4101) and the second clamping rod (4102), the lifting frame (41042) is provided with a movable clamping rod (4102) at the bottom part (42), the second clamping rod (4102) penetrates through the movable hole (42) and can rotate along the fourth rotating shaft (4105), a steering rod (4106) is arranged at the top of the second clamping rod (4102), the bottom of the steering rod (4106) is rotationally connected with the top of the second clamping rod (4102) through a fifth rotating shaft (4107), the top of the steering rod (4106) is rotationally connected with the extending end of the third air cylinder (40) through the third rotating shaft (4104), and the length direction of the fourth rotating shaft (4105) and the length direction of the fifth rotating shaft (4107) are parallel to the length direction of the third rotating shaft (4104).

10. The accessory cutting device according to claim 9, wherein a clamping rod (43) with external threads is arranged between the first clamping rod (4101) and the second clamping rod (4102), a fixing hole is formed in the lifting frame (39), a sleeve (44) with internal threads is fixed in the fixing hole, the clamping rod (43) is sleeved in the sleeve (44) and is in threaded connection with the sleeve (44), a blanking port (45) is formed in the bottom of the frame (1), two dust-proof plates (46) are arranged between the two groups of material conveying units (41), and the dust-proof plates (46) are fixed at the bottom of the lifting frame (39).