Machining tool
By adopting a combined structure of machining seats, fixed disks, standard molds and positioning parts in the machining tooling, the problems of high positioning accuracy and cost are solved, efficient and low-cost parts processing are achieved, and the service life of the device is extended.
Patent Information
- Application Number
- CN202411369557.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-29
- Publication Date
- 2024-12-10
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
When handling parts of different sizes, existing machining tools have low positioning accuracy and complex structure, resulting in increased production costs and affecting processing quality.
Using a machining tooling structure including machining seats, fixed disks, standard molds and positioning parts, through the design of adjustment holes and positioning ports, the positioning parts can be detachably connected to the fixed disks, using standard molds to reduce production costs, and through limiting columns and screws The coordination of the system improves positioning accuracy and installation efficiency.
It improves the positioning and installation efficiency of parts, reduces production costs, extends the service life of the device, and improves processing efficiency and quality.
Smart Images
Figure CN119099165A_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the field of parts processing, and in particular to a processing tool. Background Art
[0002] When processing parts, it is necessary to first use processing tools to position and fix the parts, and then perform various processing operations on the parts.
[0003] When it is necessary to process parts of different sizes, in the prior art, factories use different processing tools to position the parts. However, multiple processing tools increase the floor space of the equipment, resulting in an increase in the production cost of parts. Some factories position parts by fixing a three-jaw chuck on the tooling. However, the positioning accuracy of the three-jaw chuck is not high, which affects the processing quality of the parts. This type of processing tooling has a complex structure, resulting in an increase in the production cost of parts. Summary of the invention
[0004] In order to reduce production costs, the present application provides a processing tool.
[0005] The present application provides a processing tooling adopting the following technical solution: A processing tool comprises a processing seat, a fixed disk, a standard mold and a positioning piece, wherein the fixed disk is fixedly connected to the processing seat, an adjustment hole is provided at the upper end of the fixed disk, the length direction of the adjustment hole is along the radial direction of the fixed disk, a plurality of the adjustment holes are provided, and the plurality of the adjustment holes are evenly spaced around the axis of the fixed disk, the standard mold is provided with a positioning port, a plurality of the positioning ports are provided, and the positioning ports are arranged one-to-one with the adjustment holes, the positioning piece can be detachably connected to the fixed disk after passing through the positioning port and the adjustment hole, and the end of the positioning piece facing the axis of the fixed disk is used for abutting against a workpiece.
[0006] By adopting the above technical scheme, parts of different sizes correspond to standard molds of different sizes. When parts of other sizes need to be processed, the standard film of the corresponding size is placed on the fixed plate, and the positioning piece is connected to the fixed plate after passing through the positioning port and the adjustment port, so that the positioning piece can be installed in the correct position, thereby improving the installation efficiency of the positioning piece. After multiple positioning pieces are fixed, the standard mold is removed, and the positioning piece can position the parts, thereby improving the installation efficiency of the parts and the processing efficiency. The use of standard molds reduces production costs.
[0007] Preferably, the fixed disk is coaxially provided with a through-hole, the upper end of the processing seat is fixedly connected to a limiting column, the limiting column is slidably connected to the inner wall of the through-hole, and the standard mold is provided with a through-hole for the limiting column to be embedded.
[0008] By adopting the above technical solution, the limiting column passes through the through-hole to achieve relative fixation of the fixed disk and the processing seat. The limiting column is convenient for positioning the standard mold, thereby improving the installation efficiency of the standard mold and improving the processing efficiency.
[0009] Preferably, the positioning member includes a positioning column, a screw and a nut, the diameter of the positioning port is larger than the width of the adjustment hole, the outer wall of the positioning column is slidably connected to the inner wall of the positioning port, the outer wall of the screw is slidably connected to the inner wall of the adjustment hole, the nut is threadedly connected to the outer wall of the screw, the positioning column and the nut are used to clamp the fixed disk together, and the end of the positioning column facing the axis of the fixed disk is used to abut the workpiece.
[0010] By adopting the above technical solution, the screw passes through the adjustment port, the positioning column is arranged in the positioning port, the positioning column and the nut jointly clamp the fixing plate to fix the positioning piece, which is convenient for installation and positioning. After removing the standard mold, the positioning column is convenient for limiting the installation of the parts, thereby improving processing efficiency.
[0011] Preferably, it also includes a rotating member and a carrying plate, wherein the rotating member is connected to the carrying plate, the rotating member is used to control the coaxial rotation of the carrying plate, the processing seat is arranged on the outer periphery of the rotating member, and the processing seat is connected to the carrying plate.
[0012] By adopting the above technical solution, the rotating member controls the rotation of the carrier plate, and the rotation of the carrier plate drives the processing seat to rotate, which makes it easy to move the parts to the corresponding processing station for processing and improves the processing efficiency.
[0013] Preferably, the carrying plate is provided with a sliding opening, the axis of the sliding opening is vertical, the sliding opening passes through the carrying plate, the processing seat includes a processing block and a sliding column, one end of the processing block is fixedly connected to the fixed plate, the other end of the processing block is fixedly connected to the sliding column, the sliding column is slidably connected to the inner wall of the sliding opening, and the lower end of the processing block abuts against the upper end of the carrying plate.
[0014] By adopting the above technical solution, the sliding column slides up and down to facilitate the control of the parts on the fixed plate to slide up and down, so that the parts are close to the workpiece, which is convenient for processing and improves processing efficiency.
[0015] Preferably, it also includes a lifting block and a universal ball, the lifting block is arranged below the supporting plate, the upper end of the lifting block is provided with a guide surface, one end of the guide surface is higher than the other end, the universal ball is connected to the lower end of the sliding column, the universal ball is used to abut the guide surface, when the universal ball abuts the highest end of the guide surface, the sliding column slides upward to make the processing block away from the supporting plate, and the outer wall of the sliding column is coaxially fixed with a ring body.
[0016] By adopting the above technical solution, when the carrying plate drives the processing seat to rotate, the universal ball abuts the guide surface to make the sliding column automatically slide upward, which is convenient for subsequent processing of parts and improves processing efficiency.
[0017] Preferably, it also includes a support block, which is arranged near one end of the lifting block, and the height of one end of the lifting block is higher than the other end of the lifting block. The upper end of the support block is provided with an avoidance groove, and the avoidance groove is used for the universal ball to pass through. The lower end of the ring body is used to abut the upper end of the support block. When the ring body abuts the support block, the processing block is separated from the carrying plate.
[0018] By adopting the above technical solution, the universal ball abuts the guide surface to make the sliding column slide upward, the universal ball slides into the avoidance groove, and the ring body abuts the support block. When the press presses the part downward, the support seat is subjected to force, the bearing plate is not easily damaged, and the service life of the device is extended.
[0019] Preferably, it also includes a driving member and a first gear, wherein the driving member is arranged on the side of the lifting block away from the axis of the supporting plate, the driving member is connected to the first gear, the driving member is used to drive the first gear to rotate coaxially, the rotation axis of the first gear is vertical, the ring body is set as the second gear, and the first gear and the second gear are meshed.
[0020] By adopting the above technical solution, when the carrier plate rotates to the point where the first gear and the second gear automatically mesh, the driving member controls the rotation of the first gear, thereby driving the sliding column to rotate through the second gear, and the lower end of the universal ball abuts the guide surface, which is convenient for supporting the rotation of the sliding column, facilitating uniform oil injection, and improving processing efficiency.
[0021] Preferably, it also includes a mounting seat, an abutment plate, a sliding seat and an elastic member, the abutment plate is fixedly connected to the mounting seat, the sliding seat is arranged between the abutment plate and the lifting block, the sliding seat is slidably connected to the mounting seat, the elastic member is arranged between the sliding seat and the abutment plate, the two ends of the elastic member are respectively fixedly connected to the sliding seat and the abutment plate, the driving member is fixedly connected to the sliding seat, and the elastic member is used to control the sliding seat to approach the lifting block so that the meshing gap between the second gear and the first gear is stable.
[0022] By adopting the above technical solution, the elastic member stabilizes the meshing clearance between the first gear and the second gear, reduces the noise during the operation of the device, and stabilizes the transmission.
[0023] Preferably, it further comprises a limiting plate, wherein the limiting plate is coaxially fixedly connected to the upper end of the first gear, and the lower end of the limiting plate is used for abutment by the second gear.
[0024] By adopting the above technical solution, the limiting plate limits the second gear, thereby reducing the probability of the second gear being separated from the first gear during rotation, and improving the stability of the device.
[0025] In summary, the present application includes at least one of the following beneficial technical effects: 1. Parts of different sizes correspond to standard molds of different sizes. When parts of other sizes need to be processed, the standard film of the corresponding size is placed on the fixed plate. The positioning piece passes through the positioning port and the adjustment port and is connected to the fixed plate, which is convenient for installing the positioning piece in the correct position and improving the installation efficiency of the positioning piece. After multiple positioning pieces are fixed, the standard mold is removed. The positioning piece can position the parts, improve the installation efficiency of the parts, improve the processing efficiency, and use the standard mold to reduce the production cost; 2. When the carrier plate rotates until the first gear and the second gear are automatically meshed, the driving member controls the first gear to rotate, thereby driving the sliding column to rotate through the second gear. The lower end of the universal ball abuts the guide surface, which is convenient for supporting the rotation of the sliding column, facilitating uniform oil injection, and improving processing efficiency; 3. The universal ball abuts the guide surface to make the sliding column slide upward, the universal ball slides into the avoidance groove, and the ring body abuts the support block. When the press presses the part downward, the support seat is stressed, the bearing plate is not easily damaged, and the service life of the device is extended. BRIEF DESCRIPTION OF THE DRAWINGS
[0026] Figure 1 It is a schematic diagram of the overall structure of a processing tool.
[0027] Figure 2 It is a schematic diagram of the overall structure of the fixing parts and the positioning parts.
[0028] Figure 3 It is a cross-sectional view of the rotating part, the carrying plate, the fixing part and the positioning part.
[0029] Figure 4 It is a schematic diagram of the overall structure of the fixing parts, standard molds and positioning parts.
[0030] Figure 5 It is a schematic diagram of the overall structure of the fixing parts, the protective parts and the pressing components.
[0031] Figure 6 It is a schematic diagram of the overall structure of the fixing parts, protective parts and oil injection components.
[0032] Description of reference numerals: 0, platform; 01, threading port; 1, rotating member; 11, driving motor; 12, divider; 2, bearing plate; 21, sliding port; 3, fixing member; 31, processing seat; 311, processing block; 3111, limiting column; 3112, locking port; 312, sliding column; 3121, ring body; 3122, second gear; 32, fixing plate; 321, through port; 322, countersunk port; 323, adjusting hole; 33, countersunk screw; 4, standard mold; 41, through port; 42, positioning port; 5, positioning member; 51, positioning column; 52 , screw; 53, nut; 6, protective part; 61, lifting block; 611, guide surface; 62, universal ball; 7, pressing assembly; 71, bracket; 72, hydraulic cylinder; 73, pressure block; 74, support block; 741, avoidance groove; 8, oil filling assembly; 81, mounting seat; 811, mounting groove; 82, abutment plate; 83, slide rail; 84, sliding seat; 841, sliding groove; 842, mounting port; 85, driving part; 851, control motor; 852, connecting shaft; 86, first gear; 87, limit plate; 88, elastic part; 881, spring. DETAILED DESCRIPTION
[0033] The following is combined with Figure 1-6 This application is described in further detail.
[0034] The present application embodiment discloses a processing tool. Figure 1 A processing tool includes a platform 0, a rotating part 1, a carrier plate 2, a fixing part 3, a standard mold 4, a positioning part 5, a protective part 6, a pressing component 7 and an oil injection component 8.
[0035] The rotating member 1 includes a driving motor 11 and a divider 12. The driving motor 11 is arranged below the platform 0. The divider 12 is fixedly connected to the upper end of the platform 0. The motor housing of the driving motor 11 is fixedly connected to the ground. The motor shaft of the driving motor 11 is fixedly connected to the input shaft of the divider 12 through a synchronous wheel and a synchronous belt. The platform 0 is provided with a threading port 01, and the threading port 01 is used for the synchronous belt to pass through. The output shaft of the divider 12 is coaxially fixedly connected to the supporting plate 2. The rotation axis of the supporting plate 2 is vertical. The supporting plate 2 is arranged above the platform 0. The supporting plate 2 is parallel to the platform 0. The rotating member 1 is used to control the coaxial rotation of the supporting plate 2.
[0036] Reference Figure 2 and Figure 3The fixing member 3 includes a processing seat 31, a fixing plate 32 and a countersunk screw 33. The processing seat 31 is arranged on the outer periphery of the rotating member 1, and the processing seat 31 is connected to the bearing plate 2. There are multiple processing seats 31, and the multiple processing seats 31 are evenly spaced around the axis of the bearing plate 2. The bearing plate 2 is provided with a sliding opening 21, and the sliding opening 21 is arranged on the outer periphery of the rotating member 1. The axis of the sliding opening 21 is vertical, and the sliding opening 21 passes through the bearing plate 2. There are multiple sliding openings 21, and the multiple sliding openings 21 are evenly spaced around the axis of the bearing plate 2. The processing seats 31 and the sliding openings 21 are arranged one by one.
[0037] Reference Figure 3 The processing seat 31 includes a processing block 311 and a sliding column 312. One end of the processing block 311 is coaxially fixedly connected to one end of the sliding column 312. The processing block 311 is arranged above the supporting plate 2. The diameter of the processing block 311 is larger than the diameter of the sliding column 312. The sliding column 312 is slidably connected to the inner wall of the sliding opening 21. The sliding direction of the sliding column 312 is vertical. The lower end of the processing block 311 is used to abut the upper end of the supporting plate 2.
[0038] Reference Figure 2 and Figure 3 The end of the processing block 311 away from the sliding column 312 is coaxially fixedly connected to the limiting column 3111, the fixed plate 32 is coaxially provided with a through hole 321, the through hole 321 penetrates the fixed plate 32, the limiting column 3111 is slidably connected to the inner wall of the through hole 321, and the diameter of the limiting column 3111 is equal to the diameter of the through hole 321. The fixed plate 32 is provided with a countersunk opening 322, the countersunk opening 322 is arranged on the outer periphery of the through hole 321, and there are a plurality of countersunk openings 322, and the plurality of countersunk openings 322 are evenly spaced around the axis of the through hole 321. The upper end of the processing block 311 is provided with a locking opening 3112, and there are a plurality of locking openings 3112, and the locking openings 3112 are arranged one by one with the countersunk openings 322. The countersunk screw 33 passes through the countersunk opening 322 and is threadedly connected to the inner wall of the locking opening 3112, and the upper end surface of the countersunk screw 33 is flush with the upper end surface of the fixed plate 32.
[0039] Reference Figure 2 The fixed disk 32 is provided with an adjustment hole 323, and the adjustment hole 323 is arranged on the outer periphery of the countersunk mouth 322. The length direction of the adjustment hole 323 is along the radial direction of the fixed disk 32. There are multiple adjustment holes 323, and the multiple adjustment holes 323 are evenly spaced around the axis of the fixed disk 32. The adjustment holes 323 vertically penetrate the fixed disk 32.
[0040] Reference Figure 4The standard mold 4 is coaxially provided with a through opening 41, which runs through the standard mold 4. The through opening 41 is used for the limiting column 3111 to pass through. The diameter of the through opening 41 is equal to the diameter of the limiting column 3111. The standard mold 4 is provided with a positioning opening 42, which is arranged on the outer periphery of the through opening 41. There are multiple positioning openings 42, and the positioning openings 42 are arranged one by one with the adjustment holes 323.
[0041] Reference Figure 3 and Figure 4 The positioning member 5 includes a positioning column 51, a screw rod 52 and a nut 53. The diameter of the positioning opening 42 is larger than the width of the adjusting hole 323. The outer wall of the positioning column 51 is slidably connected to the inner wall of the positioning opening 42. The outer wall of the screw rod 52 is slidably connected to the inner wall of the adjusting hole 323. The nut 53 is threadedly connected to the outer wall of the screw rod 52. The positioning column 51 and the nut 53 are used to clamp the fixed disk 32 together. The end of the positioning column 51 facing the axis of the fixed disk 32 is used to abut the workpiece.
[0042] Reference Figure 1 The protective member 6 includes a lifting block 61 and a universal ball 62. The lifting block 61 is arranged below the carrier plate 2. The carrier plate 2 is provided with a pressing station and an oiling station. One lifting block 61 is arranged below the pressing station, and the other lifting block 61 is arranged below the oiling station. A guide surface 611 is arranged at the upper end of the lifting block 61. One end of the guide surface 611 is higher than the other end. The universal ball 62 is connected to the lower end of the sliding column 312, and the universal ball 62 is used to abut the guide surface 611. During the rotation of the carrier plate 2, the universal ball 62 is driven to move along the guide surface 611, so that the sliding column 312 moves upward. When the universal ball 62 abuts the highest end of the guide surface 611, the sliding column 312 slides upward to make the processing block 311 away from the carrier plate 2. The outer wall of the sliding column 312 is coaxially fixedly connected with a ring body 3121.
[0043] Reference Figure 1 and Figure 5 The pressing assembly 7 is arranged at the side of the pressing station away from the axis of the carrier plate 2, and the pressing assembly 7 includes a bracket 71, a hydraulic cylinder 72, a pressing block 73 and a supporting block 74. The bracket 71 is fixedly connected to the upper end of the platform 0, the cylinder body of the hydraulic cylinder 72 is fixedly connected to the bracket 71, the piston rod of the hydraulic cylinder 72 is fixedly connected to the pressing block 73, and the pressing block 73 is arranged just above the pressing station. The hydraulic cylinder 72 controls the pressing block 73 to slide up and down to process the parts.
[0044] The support block 74 and the lifting block 61 are both fixedly connected to the bracket 71. The support block 74 is arranged directly below the pressing station. The support block 74 is arranged near the end of the lifting block 61 with a higher height. The upper end of the support block 74 is provided with an avoidance groove 741, which is used for the universal ball 62 to pass through. The upper end of the support block 74 is used for the ring body 3121 to abut. When the ring body 3121 abuts the support block 74, the processing block 311 is separated from the carrier plate 2. When the pressing block 73 presses the parts, the ring body 3121 is subjected to force, and the carrier plate 2 is not easily damaged.
[0045] Reference Figure 1 and Figure 6 The oil injection assembly 8 includes a mounting seat 81, an abutment plate 82, a slide rail 83, a sliding seat 84, a driving member 85, a first gear 86, a limit plate 87 and an elastic member 88. The mounting seat 81 is arranged below the oil injection station, the mounting seat 81 is fixedly connected to the upper end of the platform 0, the lifting block 61 and the abutment plate 82 are both fixedly connected to the upper end of the mounting seat 81, the abutment plate 82 is arranged on the side of the lifting block 61 away from the rotating member 1, the slide rail 83 is arranged between the lifting block 61 and the abutment plate 82, the slide rail 83 is fixedly connected to the upper end of the mounting seat 81, the lower end of the sliding seat 84 is provided with a sliding groove 841, the slide rail 83 is slidably embedded in the sliding groove 841, the sliding direction of the sliding seat 84 is along the radial direction of the carrier plate 2, two slide rails 83 are provided, and the upper end of the mounting seat 81 is provided with a mounting groove 811, and the mounting groove 811 is arranged between the two slide rails 83.
[0046] The driving member 85 includes a control motor 851 and a connecting shaft 852. The control motor 851 is arranged in the mounting groove 811. The motor housing of the control motor 851 is fixedly connected to the lower end of the sliding seat 84. The sliding seat 84 is provided with a mounting port 842. The motor shaft of the control motor 851 is coaxially fixedly connected to the connecting shaft 852. The connecting shaft 852 extends out of the mounting port 842. The rotation axis of the connecting shaft 852 is vertical. The first gear 86 and the limit plate 87 are both coaxially fixedly connected to the outer wall of the connecting shaft 852. The limit plate 87 is arranged above the first gear 86. The ring body 3121 is set as the second gear 3122. The first gear 86 and the second gear 3122 are meshed with each other. The lower end of the limit plate 87 is used for the second gear 3122 to abut.
[0047] Reference Figure 6 The elastic member 88 is disposed between the sliding seat 84 and the abutment plate 82. Both ends of the elastic member 88 are fixedly connected to the sliding seat 84 and the abutment plate 82, respectively. The elastic member 88 is used to control the sliding seat 84 to approach the lifting block 61, so that the meshing clearance between the second gear 3122 and the first gear 86 is stable. The elastic member 88 is configured as a spring 881. While the control motor 851 controls the rotation of the connecting shaft 852, the sliding column 312 is driven to rotate through the meshing of the first gear 86 and the second gear 3122. The parts rotate synchronously, which is convenient for uniform oil injection.
[0048] The implementation principle of a processing tooling in an embodiment of the present application is: when parts need to be processed, the standard mold 4 is positioned and installed on the fixed plate 32, the positioning member 5 is fixed, the standard mold 4 is removed, and the parts are installed. The rotating member 1 drives the carrier plate 2 to rotate, so that the processing seat 31 rotates synchronously. When the sliding column 312 passes through the lifting block 61, the universal ball 62 abuts the guide surface 611 to lift the sliding column 312 upward. When the ring body 3121 abuts the support block 74, the pressing component 7 processes the parts, and the ring body 3121 and the support block 74 interact with each other. When the ring body 3121 engages with the first gear 86, the ring body 3121 of the limit plate 87 is limited, and the driving member 85 controls the rotation of the sliding column 312 through the first gear 86 to facilitate oil injection.
[0049] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.
Claims
1. A processing tool, characterized in that: The invention comprises a processing seat (31), a fixed plate (32), a standard mold (4) and a positioning member (5), wherein the fixed plate (32) is fixedly connected to the processing seat (31), an upper end of the fixed plate (32) is provided with an adjustment hole (323), the length direction of the adjustment hole (323) is along the radial direction of the fixed plate (32), a plurality of the adjustment holes (323) are provided, and the plurality of the adjustment holes (323) are evenly spaced around the axis of the fixed plate (32), the standard mold (4) is provided with a positioning opening (42), a plurality of the positioning openings (42) are provided, and the positioning openings (42) are arranged in a one-to-one correspondence with the adjustment holes (323), the positioning member (5) is detachably connected to the fixed plate (32) after passing through the positioning opening (42) and the adjustment hole (323), and one end of the positioning member (5) facing the axis of the fixed plate (32) is used for abutting against a workpiece.
2. A processing tool according to claim 1, characterized in that: The fixed plate (32) is coaxially provided with a through hole (321); the upper end of the processing seat (31) is fixedly connected to a limiting column (3111); the limiting column (3111) is slidably connected to the inner wall of the through hole (321); the standard mold (4) is provided with a through hole (41); the through hole (41) is used for the limiting column (3111) to be embedded.
3. A processing tool according to claim 1, characterized in that: The positioning member (5) comprises a positioning column (51), a screw rod (52) and a nut (53); the diameter of the positioning opening (42) is greater than the width of the adjustment hole (323); the outer wall of the positioning column (51) is slidably connected to the inner wall of the positioning opening (42); the outer wall of the screw rod (52) is slidably connected to the inner wall of the adjustment hole (323); the nut (53) is threadedly connected to the outer wall of the screw rod (52); the positioning column (51) and the nut (53) are used to clamp the fixed disk (32) together; and one end of the positioning column (51) facing the axis of the fixed disk (32) is used to abut against a workpiece.
4. A processing tool according to claim 1, characterized in that: It also comprises a rotating member (1) and a carrying plate (2), wherein the rotating member (1) is connected to the carrying plate (2), the rotating member (1) is used to control the coaxial rotation of the carrying plate (2), the processing seat (31) is arranged on the outer periphery of the rotating member (1), and the processing seat (31) is connected to the carrying plate (2).
5. A processing tool according to claim 4, characterized in that: The carrier plate (2) is provided with a sliding opening (21), the axis of the sliding opening (21) is vertical, and the sliding opening (21) passes through the carrier plate (2). The processing seat (31) comprises a processing block (311) and a sliding column (312), one end of the processing block (311) is fixedly connected to the fixed plate (32), and the other end of the processing block (311) is fixedly connected to the sliding column (312). The sliding column (312) is slidably connected to the inner wall of the sliding opening (21), and the lower end of the processing block (311) abuts against the upper end of the carrier plate (2).
6. A processing tool according to claim 5, characterized in that: It also includes a lifting block (61) and a universal ball (62), wherein the lifting block (61) is arranged below the supporting plate (2), a guide surface (611) is arranged at the upper end of the lifting block (61), one end of the guide surface (611) is higher than the other end, the universal ball (62) is connected to the lower end of the sliding column (312), the universal ball (62) is used to abut the guide surface (611), when the universal ball (62) abuts the highest end of the guide surface (611), the sliding column (312) slides upward so that the processing block (311) is away from the supporting plate (2), and the outer wall of the sliding column (312) is coaxially fixedly connected with a ring body (3121).
7. A processing tool according to claim 6, characterized in that: It also includes a support block (74), wherein the support block (74) is arranged close to one end of the lifting block (61), and the height of one end of the lifting block (61) is higher than the other end of the lifting block (61). The upper end of the support block (74) is provided with an avoidance groove (741), and the avoidance groove (741) is used for allowing the universal ball (62) to pass through. The lower end of the ring body (3121) is used to abut the upper end of the support block (74). When the ring body (3121) abuts the support block (74), the processing block (311) is separated from the supporting plate (2).
8. A processing tool according to claim 6, characterized in that: It also includes a driving member (85) and a first gear (86), wherein the driving member (85) is arranged on the side of the lifting block (61) away from the axis of the supporting plate (2), and the driving member (85) is connected to the first gear (86). The driving member (85) is used to drive the first gear (86) to rotate coaxially, and the rotation axis of the first gear (86) is vertical. The ring body (3121) is set as the second gear (3122), and the first gear (86) and the second gear (3122) are meshed.
9. A processing tool according to claim 8, characterized in that: It also includes a mounting seat (81), an abutment plate (82), a sliding seat (84) and an elastic member (88), wherein the abutment plate (82) is fixedly connected to the mounting seat (81), the sliding seat (84) is arranged between the abutment plate (82) and the lifting block (61), the sliding seat (84) is slidably connected to the mounting seat (81), the elastic member (88) is arranged between the sliding seat (84) and the abutment plate (82), the two ends of the elastic member (88) are respectively fixedly connected to the sliding seat (84) and the abutment plate (82), the driving member (85) is fixedly connected to the sliding seat (84), and the elastic member (88) is used to control the sliding seat (84) to approach the lifting block (61), so that the meshing clearance between the second gear (3122) and the first gear (86) is stable.
10. A processing tool according to claim 8, characterized in that: It also includes a limit plate (87), the limit plate (87) being coaxially fixedly connected to the upper end of the first gear (86), and the lower end of the limit plate (87) being used for abutment against the second gear (3122).