Accessory cutting device

Abstract

The invention discloses an accessory cutting device, which relates to the field of cutting technology and comprises a frame, wherein an accessory fixing position and a cutting box are arranged on the frame, the accessory fixing position is fixed on the outside of the cutting box, a telescopic component is arranged in the cutting box, a sliding rod is arranged at the bottom of the telescopic component, the bottom wall of the sliding rod comprises a connected inclined slope and a supporting plane, a through hole is opened in the cutting box, a rotatable first rotating shaft is arranged in the through hole, the first rotating shaft comprises an integrally formed extension part, a tapered part and a movable part, a part of the extension part is arranged in the small circular hole, and the other part extends toward one side of the accessory fixing position and a turntable is fixed to the extension end, an annular cutting knife is fixed on the periphery of the turntable, an edge grinding ring is fixed on the outer side of the turntable, the inclined slope of the sliding rod can slide along the tapered part and squeeze the first rotating shaft, the accessory cutting device does not need to add an additional deburring component, and the processing efficiency is higher.

Description

Technical Field

[0001] The invention relates to the field of cutting technology, and in particular to a fitting cutting device. Background Art

[0002] The processing of automobile parts usually involves a cutting process. For example, Chinese patent CN117983885B discloses a cutting device for processing automobile chassis parts. After the cutting is completed, the gear 1 meshes with the gear ring and rotates, and then the telescopic ring can push the rotating tube and the sleeve tube, so that the rotating tube and the sleeve tube can be moved to the opening of the automobile parts respectively, and the driving motor starts to run at the same time. Then, the burrs at the opening of the cut automobile parts can be cleaned by the rotation of the burr brush. Although this device can solve the problem of incision burrs, it requires additional deburring components, which increases the operating space of the equipment. In addition, since an additional deburring action is required after cutting, the processing efficiency is not high. Summary of the invention

[0003] In view of the defects of the above-mentioned prior art, the object of the present invention is to provide a fitting cutting device to solve the problem of low production efficiency caused by the deburring process.

[0004] The purpose of the present invention is achieved by the following technical solutions:

[0005] A component cutting device comprises a frame, wherein the frame is provided with a component fixing position and a cutting box, wherein the component fixing position is fixed to the outside of the cutting box, wherein a telescopic component is provided in the cutting box, wherein a sliding rod is provided at the bottom of the telescopic component, wherein a long groove for the sliding rod to move up and down is provided in the cutting box, wherein the bottom wall of the sliding rod comprises a connected inclined slope and a supporting plane, wherein a through hole is provided in the cutting box, wherein the through hole is provided below the long groove, wherein the through hole comprises a large circular hole and a small circular hole which are interconnected, wherein the large circular hole is connected to the long groove, wherein a rotatable first rotating shaft is provided in the through hole, wherein the first rotating shaft comprises an integrally formed extension portion, a tapered portion and a movable part, a part of the protruding part is arranged in the small circular hole, and the other part protrudes toward one side of the accessory fixing position and a turntable is fixed to the protruding end, an annular cutter is fixed to the periphery of the turntable, and an edge grinding ring is fixed to the outer side of the turntable, the conical part and the movable part are arranged in the large circular hole, the inclined slope surface of the sliding rod can slide along the conical part and squeeze the first rotating shaft, when the sliding rod drops to the limit, the inclined slope surface abuts against the conical part, and the supporting plane abuts against the protruding part, and a rebound component is connected to the movable part, and when the sliding rod moves up and leaves the conical part, the rebound component can drive the first rotating shaft to reset.

[0006] Furthermore, the accessory cutting device also includes a second rotating shaft, a first rebound groove is opened on the movable part, one end of the second rotating shaft extends into the first rebound groove, a second rebound groove is opened in the center of the end and a plurality of slide grooves are opened on the outer wall, the other end of the second rotating shaft is connected to a fixed driving motor, the slide groove is arranged along the length direction of the second rotating shaft, a plurality of protruding rods for inserting into the slide groove are arranged in the movable part, the protruding rods are arranged in the slide groove, and the rebound assembly includes a first spring, and the first spring is fixed between the bottom walls of the first rebound groove and the second rebound groove.

[0007] Furthermore, a first limiting groove is formed at the inner end of the slide groove, the depth of the first limiting groove is greater than the depth of the slide groove, and a protruding limiting rod is formed at the outer end of the protruding rod, and the limiting rod slides in the first limiting groove.

[0008] Furthermore, a cutting frame is fixed to one side of the accessory fixing position, and a transverse linear module A is provided on the cutting frame. A longitudinal linear module is movably provided on the transverse linear module A, and the cutting box is movably provided on the longitudinal linear module.

[0009] Furthermore, the telescopic assembly includes a first cylinder, a rotating shaft, a movable rod, a second spring and a pressing member, the first cylinder is fixed to the top of the cutting box, a movable groove is provided in the cutting box, the telescopic end of the first cylinder extends into the movable groove, the cutting box is provided with a receiving groove communicated with the movable groove below the movable groove, the rotating shaft is fixed in the receiving groove, the movable rod is L-shaped and includes a first movable arm and a second movable arm, the rotating shaft is provided at the connecting position of the first movable arm and the second movable arm, the end of the second movable arm is provided with a second spring, and the second spring A spring is fixed between the second movable arm and the groove wall of the accommodating groove, the end of the first movable arm is arranged below the telescopic end of the first cylinder, the cutting box is provided with a second limiting groove communicated with the accommodating groove below the accommodating groove, a long groove is provided below the second limiting groove, the pressing piece is arranged in the second limiting groove, the top of the pressing piece is against the bottom of the first movable arm, the sliding rod is fixed to the bottom of the pressing piece, the top of the sliding rod is covered with a third spring, the third spring is arranged between the pressing piece and the bottom wall of the second limiting groove, and the sliding rod extends into the long groove.

[0010] Furthermore, an extension rod is fixed to the bottom of the telescopic end of the first cylinder, and a buffer block is provided at the bottom of the extension rod, and the buffer block can abut against the end of the first movable arm.

[0011] Furthermore, the accessory fixing position includes a fixing seat and a clamping assembly, the middle part of the fixing seat is provided with an accessory placement portion, the two sides of the fixing seat are symmetrically provided with the clamping assemblies, the clamping assembly includes a telescopic cylinder and a clamping block, the telescopic end of the telescopic cylinder fixes the clamping block and drives the clamping block to squeeze or move away from the accessory.

[0012] Furthermore, a material transport rack is fixed on the frame, a horizontal linear module B is provided on the material transport rack, a movable slider is provided on the horizontal linear module B, a slide is fixed on the slider, second cylinders are fixed on both sides of the slide, the second cylinder is telescoped downward and a lifting frame is fixed to the telescopic end through a connecting frame, and a material clamping assembly is provided on the lifting frame.

[0013] Furthermore, the material clamping assembly includes a third cylinder and two groups of symmetrical material transporting units, the third cylinder is fixed in the middle of the lifting frame, the third cylinder is telescopic upward, 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 slider, the material transporting units are provided on both sides of the lifting frame, the material transporting units include a first material clamping rod and a second material clamping rod, the bottoms of the first material clamping rod and the second material clamping rod are fixed with material clamping blocks, the straight line where the first material clamping rod and the second material clamping rod are located is parallel to the sliding direction of the slider, and the first material clamping rod The second clamping rod is fixed at the bottom of the lifting frame, and is arranged between the third cylinder and the first clamping rod. A movable hole is opened on the lifting frame, and a fourth rotating shaft is fixed in the movable hole. The second clamping rod passes through the movable hole and can rotate along the fourth rotating shaft. A steering rod is provided at the top of the second clamping rod, and the bottom of the steering rod and the top of the second clamping rod are rotatably connected by a fifth rotating shaft. The top of the steering rod and the protruding end of the third cylinder are rotatably connected by the third rotating shaft. The length directions of the fourth rotating shaft and the fifth rotating shaft are parallel to the length direction of the third rotating shaft.

[0014] Furthermore, a clamping rod with an external thread is provided between the first clamping rod and the second clamping rod, a fixing hole is provided on the lifting frame, a sleeve with an internal thread is fixed in the fixing hole, the clamping rod is sleeved in the sleeve and threadedly connected with the sleeve; a drop port is provided at the bottom of the frame, two dustproof plates are provided between the two groups of the material transport units, and the dustproof plates are fixed to the bottom of the lifting frame.

[0015] The beneficial effects of the present invention are:

[0016] The present invention realizes the one-time operation of accessory cutting and incision deburring by arranging an annular cutter and an edge grinding ring on the turntable, without the need for additional deburring components, and has higher processing efficiency; by arranging a telescopic component, a sliding rod and a rebound component, a micro-movement of the turntable in the horizontal direction is realized, the annular cutter is fixed in the horizontal direction in the cutting scenario, and can complete the rotational cutting of the accessory; the edge grinding ring can be slightly moved in the horizontal direction in the deburring scenario, and under the action of the rebound component, the edge grinding ring squeezes and grinds the incision outward as much as possible. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a side view of the accessory cutting device of the present invention;

[0018] Figure 2 It is a structural schematic diagram of the cutting part in the present invention;

[0019] Figure 3 is a partial front cross-sectional view of a cutting box in the present invention;

[0020] Figure 4 is a partial side cross-sectional view of a cutting box in the present invention;

[0021] Figure 5 is a cross-sectional view of the first rotating shaft and the second rotating shaft in the present invention;

[0022] Figure 6 is a cross-sectional schematic diagram of the present invention in which the sliding rod does not contact the first rotating shaft;

[0023] Figure 7 is a cross-sectional schematic diagram of the slide bar abutting against the first rotating shaft in the present invention;

[0024] Figure 8 It is a schematic diagram of the structure of the material transport part in the clamping state in the present invention;

[0025] Fig. 9 It is a schematic diagram of the structure of the material transport part in the present invention when the clamping state is abandoned;

[0026] Fig.10 It is a schematic diagram of the structure of the material transport part in the present invention in the unloading state;

[0027] Fig.11 It is a structural schematic diagram of the material transport unit in the present invention.

[0028] In the figure: 1, frame; 2, accessory fixing position; 201, fixing seat; 202, telescopic cylinder; 203, clamping block; 204, accessory placement part; 3, cutting box; 4, slide bar; 401, inclined slope; 402, supporting plane; 5, long groove; 6, through hole; 601, large circular hole; 602, small circular hole; 7, first rotating shaft; 701, extension part; 702, tapered part; 703, movable part; 8, turntable; 9, annular cutter; 10, edge grinding ring; 11, rebound assembly; 12, second rotating shaft; 13, first rebound groove; 14, second rebound groove; 15, slide groove; 16, protruding rod; 17, first limiting groove; 18, limiting rod; 19, cutting frame; 20, horizontal linear module A; 21, vertical linear module; 22, first cylinder; 23, extension rod; 24, Buffer block; 25, rotating shaft; 26, movable rod; 2601, first movable arm; 2602, second movable arm; 27, second spring; 28, pressing piece; 29, movable groove; 30, accommodating groove; 31, second limiting groove; 32, position to be processed; 33, material transport rack; 34, horizontal linear module B; 35, slider; 36, slide; 37, second cylinder; 38, connecting frame; 39, lifting frame; 40, third cylinder; 41, material transport unit; 4101, first clamping rod; 4102, second clamping rod; 4103, clamping block; 4104, third rotating shaft; 4105, fourth rotating shaft; 4106, steering rod; 4107, fifth rotating shaft; 42, movable hole; 43, clamping rod; 44, sleeve; 45, blanking port; 46, dustproof plate; 47, third spring. DETAILED DESCRIPTION

[0029] In order to make the technical problems, technical solutions and beneficial effects solved by the invention more clearly understood, the invention is further described below in conjunction with the accompanying drawings and embodiments.

[0030] like Figures 1 to 11As shown, the present invention provides an accessory cutting device, including a frame 1, on which an accessory fixing position 2 and a cutting box 3 are provided, the accessory fixing position 2 is fixed on the outside of the cutting box 3, a telescopic component is provided in the cutting box 3, a slide bar 4 is provided at the bottom of the telescopic component, the slide bar 4 is driven by the telescopic component, a long groove 5 for the slide bar 4 to move up and down is provided in the cutting box 3, the bottom wall of the slide bar 4 includes a connected inclined slope 401 and a supporting plane 402, a through hole 6 is opened in the cutting box 3, the through hole 6 is arranged below the long groove 5, the through hole 6 includes a large circular hole 601 and a small circular hole 602 that are interconnected, the large circular hole 601 is communicated with the long groove 5, a rotatable first shaft 7 is provided in the through hole 6, the first shaft 7 includes an integrally formed extension portion 701, The conical portion 702 and the movable portion 703, a part of the protruding portion 701 is arranged in the small circular hole 602, and the other part protrudes toward one side of the accessory fixing position 2 and a turntable 8 is fixed to the protruding end, a ring cutter 9 is fixed to the periphery of the turntable 8, and an edge grinding ring 10 is fixed to the outer side of the turntable 8. The conical portion 702 and the movable portion 703 are arranged in the large circular hole 601, and the inclined slope 401 of the slide bar 4 can slide along the conical portion 702 and squeeze the first rotating shaft 7. When the slide bar 4 drops to the limit, the inclined slope 401 abuts against the conical portion 702, and the supporting plane 402 abuts against the protruding portion 701. The movable portion 703 is connected with a rebound component 11. When the slide bar 4 moves up and leaves the conical portion 702, the rebound component 11 can drive the first rotating shaft 7 to reset.

[0031] refer to Figures 4 to 7 , the accessory to be cut is fixed on the accessory fixing position 2, and the telescopic component is controlled to lower the slide bar 4 to the limit, that is, it slides down to the position where the inclined slope 401 abuts against the tapered 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, and the annular cutter 9 cuts the accessory. After the cutting is completed, the telescopic component is controlled to move the slide bar 4 up to leave the tapered portion 702. Under the action of the rebound component 11, the first rotating shaft 7 moves in the through hole 6, and the annular cutter 9 also moves outward. At this time, the edge grinding ring 10 squeezes the incision, and with the cooperation of the rebound component 11, the incision is ground to remove burrs.

[0032] The purpose of the movement of the turntable 8 is to better grind the edge, so the distance the turntable 8 moves outward is very small. Therefore, the combination of the telescopic component and the slide rod 4 can more accurately control the micro-movement of the annular cutter 9.

[0033] The accessory cutting device also includes a second rotating shaft 12, a first rebound groove 13 is opened on the movable part 703, one end of the second rotating shaft 12 extends into the first rebound groove 13, a second rebound groove 14 is opened in the center of the end and a plurality of slide grooves 15 are opened on the outer wall, the other end of the second rotating shaft 12 is connected to a fixed driving motor, the slide groove 15 is arranged along the length direction of the second rotating shaft 12, a plurality of protruding rods 16 for inserting into the slide groove 15 are arranged in the movable part 703, the protruding rods 16 are arranged in the slide groove 15, and the rebound assembly 11 includes a first spring, and the first spring is fixed between the bottom walls of the first rebound groove 13 and the second rebound groove 14.

[0034] The first rotating shaft 7 and the second rotating shaft 12 are connected together by the protruding rod 16 and the sliding groove 15. Since 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 accordingly, thereby realizing the rotation of the annular cutter 9 and realizing cutting.

[0035] The protruding rod 16 can slide along the sliding groove 15, so as to realize the movement of the first rotating shaft 7 relative to the second rotating shaft 12. The first spring serves as an elastic connection between the first rotating shaft 7 and the second rotating shaft 12, and can better control the movement and reset of the first rotating shaft 7.

[0036] A first limiting groove 17 is provided at the inner end of the slide groove 15, and the depth of the first limiting groove 17 is greater than the depth of the slide groove 15. A protruding limiting rod 18 is provided at the outer end of the protruding rod 16. The limiting rod 18 slides in the first limiting groove 17. The length of the limiting groove is the movable length of the limiting rod 18, that is, the maximum movable distance of the first rotating shaft 7.

[0037] refer to Figure 1 and Figure 2 A cutting frame 19 is fixed to one side of the accessory fixing position 2, and a horizontal linear module A20 is provided on the cutting frame 19. A longitudinal linear module 21 is movably provided on the horizontal linear module A20, and a cutting box 3 is movably provided on the longitudinal linear module 21.

[0038] refer to Figure 3 and Figure 4The telescopic assembly includes a first cylinder 22, a rotating shaft 25, a movable rod 26, a second spring 27 and a pressing member 28. The first cylinder 22 is fixed to the top of the cutting box 3. A movable groove 29 is provided in the cutting box 3. The telescopic end of the first cylinder 22 extends into the movable groove 29. The cutting box 3 is provided with a receiving groove 30 communicating with the movable groove 29 below the movable groove 29. The rotating 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 rotating shaft 25 is provided at the connection position of the first movable arm 2601 and the second movable arm 2602. The end of the second movable arm 2602 is provided with a second spring 2 7, the second spring 27 is fixed between the second movable arm 2602 and the groove wall of the receiving groove 30, the end 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 communicating with the receiving groove 30 below the receiving groove 30, a long groove 5 is provided below the second limiting groove 31, a pressing member 28 is arranged in the second limiting groove 31, the top of the pressing member 28 is against the bottom of the first movable arm 2601, a slide bar 4 is fixed to the bottom of the pressing member 28, a third spring 47 is provided on the top of the slide bar 4, the third spring 47 is arranged between the pressing member 28 and the bottom wall of the second limiting groove 31, and the slide bar 4 extends into the long groove 5. Through the above structure, the telescopic assembly converts the vertical movement into the horizontal movement of the first rotating shaft 7, and through multiple activity transmissions, the moving distance of the slide bar 4 can be more accurately controlled, thereby realizing the small distance movement of the turntable 8.

[0039] An extension rod 23 is fixed to the bottom of the telescopic end of the first cylinder 22 . A buffer block 24 is provided at the bottom of the extension rod 23 . The buffer block 24 can abut against the end of the first movable arm 2601 .

[0040] refer to Figure 8 The accessory fixing position 2 includes a fixing seat 201 and a clamping assembly. An accessory placement portion 204 is provided in the middle of the fixing seat 201. Clamping assemblies are symmetrically provided on both sides of the fixing seat 201. The clamping assembly includes a telescopic cylinder 202 and a clamping block 203. The telescopic end of the telescopic cylinder 202 fixes the clamping block 203 and drives the clamping block 203 to squeeze or move away from the accessory.

[0041] A material transport rack 33 is fixed on the frame 1, and a horizontal linear module B34 is provided on the material transport rack 33. A movable slider 35 is provided on the horizontal linear module B34. A slide 36 is fixed on the slider 35. Second cylinders 37 are fixed on both sides of the slide 36. The second cylinder 37 is telescoped downward and a lifting frame 39 is fixed to the telescopic end through a connecting frame 38. A material clamping assembly is provided on the lifting frame 39.

[0042] refer to Fig. 9The material clamping assembly includes a third cylinder 40 and two groups of symmetrical material transport units 41. The third cylinder 40 is fixed in the middle of the lifting frame 39. The third cylinder 40 is telescopic upward. The telescopic 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 slider 35. The material transport units 41 are provided on both sides of the lifting frame 39. The material transport units 41 include a first material clamping rod 4101 and a second material clamping rod 4102. The bottoms of the first material clamping rod 4101 and the second material clamping rod 4102 are both fixed with a clamping block 4103. The straight line where the first material clamping rod 4101 and the second material clamping rod 4102 are located is parallel to the sliding direction of the slider 35. The first material clamping rod 4101 is fixed to the lifting frame 39, the second clamping rod 4102 is arranged between the third cylinder 40 and the first clamping rod 4101, a movable hole 42 is opened on the lifting frame 39, a fourth rotating shaft 4105 is fixed in the movable hole 42, the second clamping rod 4102 passes through the movable hole 42 and can rotate along the fourth rotating shaft 4105, a steering rod 4106 is provided on the top of the second clamping rod 4102, the bottom of the steering rod 4106 and the top of the second clamping rod 4102 are rotatably connected through the fifth rotating shaft 4107, the top of the steering rod 4106 and the protruding end of the third cylinder 40 are rotatably connected through the third rotating shaft 4104, and the length directions of the fourth rotating shaft 4105 and the fifth rotating shaft 4107 are parallel to the length direction of the third rotating shaft 4104.

[0043] A clamping rod 43 with an external thread is provided between the first clamping rod 4101 and the second clamping rod 4102, and a fixing hole is provided on the lifting frame 39, in which a sleeve 44 with an internal thread is fixed, and the clamping rod 43 is sleeved in the sleeve 44 and threadedly connected to the sleeve 44; a drop port 45 is provided at the bottom of the frame 1, and two dustproof plates 46 are provided between the two groups of material transport units 41, and the dustproof plates 46 are fixed to the bottom of the lifting frame 39.

[0044] Working principle: (1) Reference Figure 8 and Fig. 9, the parts to be cut are arranged in the processing position 32, the parts fixing position 2 is located on one side of the processing position 32, and the slider 35 slides along the horizontal linear module B34 to the initial position. In this position, the left material transport unit 41 is located above the processing position 32 and the right material transport unit 41 is located above the parts fixing position 2. At this time, the second cylinder 37 is extended downward, driving the lifting frame 39 to move down to a suitable position, and then the third cylinder 40 is extended upward, and at the same time drives the two second clamping rods 4102 to rotate until the left material transport unit 4102 is in the processing position. The two clamping blocks 4103 of the unit 41 clamp a part to be cut at the same time, and the two clamping blocks 4103 of the right transport unit 41 clamp a cut part at the same time, then the second cylinder 37 drives the lifting frame 39 to move up, and the slider 35 slides to the right along the horizontal linear module B34. When the left transport unit 41 is located above the part fixing position 2, the slider 35 stops sliding, the second cylinder 37 drives the lifting frame 39 to move down to a suitable position, and the third cylinder 40 drives the two second clamping rods 4102 to rotate. Fig.10 , the to-be-processed parts clamped by the left transport unit 41 are placed on the parts fixing position 2, and the processed parts clamped by the right transport unit 41 fall into the collection area, and then the slider 35 moves to the left along the horizontal linear module B34, and the slider 35 stops sliding when the parts fixing position 2 is between the two transport units 41; (2) Reference Figure 3 The first cylinder 22 extends downward, driving the extension rod 23 to move downward, the extension rod 23 presses the first movable arm 2601 downward, the first movable arm 2601 presses the pressing member 28 downward at the same time, and the pressing member 28 drives the slide bar 4 to move downward, refer to Figure 7 , the slide bar 4 drops to the limit, that is, it slides down to the position where the inclined slope 401 abuts against the tapered 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, and then the horizontal linear module A20 is controlled to move the annular cutter 9 to the outside of the accessory fixing position 2 and align it with the position of the accessory to be cut on the accessory fixing position 2. The longitudinal linear module 21 is controlled to drive the annular cutter 9 to gradually move down, and the annular cutter 9 begins to cut the accessory. After the cutting is completed, the first cylinder 22 is controlled to reset, and the slide bar 4 moves up to leave the tapered portion 702. Under the action of the first spring, the first rotating shaft 7 moves outward relative to the second rotating shaft 12 in the through hole 6, and the turntable 8 also moves outward accordingly. At this time, the longitudinal linear module 21 is controlled to drive the turntable 8 to move up, and the edge grinding ring 10 on the turntable 8 grinds the incision with the cooperation of the first spring. After the grinding is completed, the turntable 8 leaves the accessory; (3) Then the slider 35 continues to slide to the left along the horizontal linear module B34 until it slides to the initial position, and repeats step (1).

[0045] The present invention realizes a one-time operation of accessory cutting and incision deburring by arranging an annular cutter 9 and an edge grinding ring 10 on the turntable 8, without the need for additional deburring components, and has higher processing efficiency; by arranging a telescopic component, a slide rod 4 and a rebound component 11, a micro-movement of the turntable 8 in the horizontal direction is realized, the annular cutter 9 is fixed in the horizontal direction in the cutting scenario, and can complete the rotational cutting of the accessory, the edge grinding ring 10 can be slightly moved in the horizontal direction in the deburring scenario, and under the action of the rebound component 11, the edge grinding ring 10 squeezes and grinds the incision outward as much as possible.

[0046] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should fall within the protection scope of the present invention.

Claims

1. A fitting cutting device, characterized in that: The machine frame (1) comprises an accessory fixing position (2) and a cutting box (3), the accessory fixing position (2) being fixed to the outside of the cutting box (3), a telescopic assembly being arranged in the cutting box (3), a sliding rod (4) being arranged at the bottom of the telescopic assembly, a long slot (5) being arranged in the cutting box (3) for the sliding rod (4) to move up and down, the bottom wall of the sliding rod (4) comprising connected inclined slopes (401) and a supporting plane (402), a through hole (6) being opened in the cutting box (3), the through hole (6) being arranged below the long slot (5), the through hole (6) comprising a large circular hole (601) and a small circular hole (602) being connected to each other, the large circular hole (601) being connected to the long slot (5), a rotatable first rotating shaft (7) being arranged in the through hole (6), the first rotating shaft (7) comprising an integrally formed extension portion (701), a conical portion (702) and a movable portion (703), the through hole (6) comprising a plurality of inter-connected extension portions ... plurality of inter-connected tapered portions (702) and a plurality of inter-connected tapered portions (703), the plurality of inter-connected tapered portions (702) and a plurality of inter-connected tapered portions (703), the plurality of inter-connected tapered portions (703) and a plurality of inter-connected tapered portions (703) and a plurality of inter-connected tapered portions (703) and a plurality of inter-connected tapered portions (703) and a plurality of inter-connected tapered portions (703) and a plurality of inter-connect A portion of the extending portion (701) is disposed in the small circular hole (602), and another portion extends toward one side of the accessory fixing position (2) and a rotating disk (8) is fixed to the extending end. An annular cutter (9) is fixed to the periphery of the rotating disk (8), and an edge grinding ring (10) is fixed to the outer side of the rotating disk (8). The conical portion (702) and the movable portion (703) are disposed in the large circular hole (601). The inclined slope (401) of the sliding rod (4) can be moved along the large circular hole (601). The conical portion (702) slides and squeezes the first rotating shaft (7); when the slide bar (4) descends to the limit, the inclined slope (401) abuts against the conical portion (702), the supporting plane (402) abuts against the protruding portion (701), and the movable portion (703) is connected to a rebound component (11); when the slide bar (4) moves upward and leaves the conical portion (702), the rebound component (11) can drive the first rotating shaft (7) to return to its original position.

2. The accessory cutting device according to claim 1, characterized in that: The accessory cutting device also includes a second rotating shaft (12), a first rebound groove (13) is provided on the movable part (703), one end of the second rotating shaft (12) extends into the first rebound groove (13), a second rebound groove (14) is provided at the center of the end, and a plurality of slide grooves (15) are provided on the outer wall, the other end of the second rotating shaft (12) is connected to a fixed driving motor, the slide groove (15) is arranged along the length direction of the second rotating shaft (12), a plurality of protruding rods (16) for inserting into the slide groove (15) are arranged in the movable part (703), and the protruding rods (16) are arranged in the slide groove (15), and the rebound assembly (11) includes a first spring, and the first spring is fixed between the bottom walls of the first rebound groove (13) and the second rebound groove (14).

3. The accessory cutting device according to claim 2, characterized in that: A first limiting groove (17) is formed at the inner end of the slide groove (15), the depth of the first limiting groove (17) being greater than the depth of the slide groove (15), and a protruding limiting rod (18) is formed at the outer end of the protruding rod (16), the limiting rod (18) sliding in the first limiting groove (17).

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

5. The accessory cutting device according to claim 1, characterized in that: 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 to the top of the cutting box (3); a movable groove (29) is provided in the cutting box (3); the telescopic end of the first cylinder (22) extends into the movable groove (29); a receiving groove (30) communicating with the movable groove (29) is provided below the movable groove (29) in the cutting box (3); the rotating shaft (25) is fixed in the receiving 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 provided at a connection position between the first movable arm (2601) and the second movable arm (2602); a second spring (27) is provided at the 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 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) below the accommodating groove (30) and communicated with the accommodating groove (30); a long groove (5) is provided below the second limiting groove (31); the pressing member (28) is arranged in the second limiting groove (31); the top of the pressing member (28) abuts against the bottom of the first movable arm (2601); the sliding rod (4) is fixed to the bottom of the pressing member (28); the top of the sliding rod (4) is covered with a third spring (47); the third spring (47) is arranged between the pressing member (28) and the bottom wall of the second limiting groove (31); the sliding rod (4) extends into the long groove (5).

6. The accessory cutting device according to claim 5, characterized in that: An extension rod (23) is fixed to the bottom of the telescopic end of the first cylinder (22), and a buffer block (24) is provided at the bottom of the extension rod (23), and the buffer block (24) can abut against the end of the first movable arm (2601).

7. The accessory cutting device according to claim 1, characterized in that: The accessory fixing position (2) comprises a fixing seat (201) and a clamping assembly, wherein an accessory placement portion (204) is provided in the middle of the fixing seat (201), and the clamping assemblies are symmetrically provided on both sides of the fixing seat (201), wherein the clamping assembly comprises a telescopic cylinder (202) and a clamping block (203), and the telescopic end of the telescopic cylinder (202) fixes the clamping block (203) and drives the clamping block (203) to squeeze or move away from the accessory.

8. The accessory cutting device according to claim 1, characterized in that: A material transport frame (33) is fixed on the frame (1), a transverse linear module B (34) is provided on the material transport frame (33), a movable slider (35) is provided on the transverse linear module B (34), a slide frame (36) is fixed on the slider (35), second cylinders (37) are fixed on both sides of the slide frame (36), the second cylinder (37) is telescopic downward and a lifting frame (39) is fixed at the telescopic end via a connecting frame (38), and a material clamping assembly is provided on the lifting frame (39).

9. The accessory cutting device according to claim 8, characterized in that: The material clamping assembly comprises a third cylinder (40) and two groups of symmetrical material transporting units (41). The third cylinder (40) is fixed in the middle of the lifting frame (39). The third cylinder (40) is telescopic upward. The telescopic 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 slider (35). The material transporting units (41) are provided on both sides of the lifting frame (39). The material transporting units (41) comprise a first material clamping rod (4101) and a second material clamping rod (4102). The bottoms of the first material clamping rod (4101) and the second material clamping rod (4102) are both fixed with material clamping blocks (4103). The straight line on which the first material clamping rod (4101) and the second material clamping rod (4102) are located is parallel to the sliding direction of the slider (35). The first material clamping rod (4101) is fixed to the lifting frame (39). 9), the second clamping rod (4102) is arranged between the third cylinder (40) and the first clamping rod (4101), a movable hole (42) is opened on the lifting frame (39), a fourth rotating shaft (4105) is fixed in the movable hole (42), the second clamping rod (4102) passes through the movable hole (42) and can rotate along the fourth rotating shaft (4105), a steering rod (4106) is provided at the top of the second clamping rod (4102), the bottom of the steering rod (4106) and the top of the second clamping rod (4102) are rotatably connected via a fifth rotating shaft (4107), the top of the steering rod (4106) and the protruding end of the third cylinder (40) are rotatably connected via the third rotating shaft (4104), and the length direction of the fourth rotating shaft (4105) and 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, characterized in that: A clamping rod (43) with an external thread is provided between the first clamping rod (4101) and the second clamping rod (4102); a fixing hole is provided on the lifting frame (39); a sleeve (44) with an internal thread is fixed in the fixing hole; the clamping rod (43) is sleeved in the sleeve (44) and is threadedly connected to the sleeve (44); a material drop opening (45) is provided at the bottom of the frame (1); two dustproof plates (46) are provided between the two groups of the material transport units (41); the dustproof plates (46) are fixed to the bottom of the lifting frame (39).

Images