Milling machine fixture for machining plates

By using transverse and longitudinal clamps in milling machine fixtures with negative pressure suction cups, the problems of unsatisfactory clamping and high cost of existing milling machine fixtures are solved, and the multi-directional synchronous clamping and fixing of the plates is achieved, which improves processing stability and reduces costs.

CN120190644APending Publication Date: 2025-06-24JIANGSU XIANGHU DECORATION MATERIALS CO LTD
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Patent Information

Application Number
CN202510423372.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-04-07
Publication Date
2025-06-24

AI Technical Summary

Technical Problem

The existing milling machine fixtures used for processing plates have problems such as unsatisfactory clamping effect and high cost of use.

Method used

By combining the transverse clamping plates in the clamping assembly and the longitudinal clamping plates, combined with the negative pressure suction cups in the suction cup assembly, the multi-directional synchronous clamping and fixing of the plate is achieved, and a power source is used for driving.

Benefits of technology

It improves the stability of the board during processing, reduces the cost of use, and realizes multi-directional synchronous clamping and fixing.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses a milling machine fixture for machining plates, and relates to the technical field of machining fixtures. The clamp comprises a clamp table, and the bottom of the clamp table is of a hollow structure; a clamping assembly is arranged at the bottom of the clamp table and located in the hollow structure. The clamping assembly comprises a double-shaft motor fixedly connected to the interior of the hollow structure and a first screw fixedly connected to the output end of the double-shaft motor. Through cooperation of a transverse clamping plate and a longitudinal clamping plate in the clamping assembly, a to-be-machined plate can be transversely and longitudinally clamped and fixed, through a negative pressure suction cup in the suction cup assembly, the bottom of the to-be-machined plate can be sucked, and after the transverse, longitudinal and bottom of the plate are all fixed, the to-be-machined plate is clamped and fixed. According to the plate machining clamp, the transverse driving force, the longitudinal driving force and the bottom driving force share one power source, multi-directional clamping and fixing can be synchronously carried out, and therefore the using effect of the clamp is improved.
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Description

Technical Field

[0001] The present invention belongs to the technical field of machining fixtures, and particularly relates to a milling machine fixture for machining plates. Background Art

[0002] A plate refers to a sheet material made by processes such as rolling, extrusion, casting, or machining, having a regular shape and uniform thickness, and usually existing in the form of a rectangular or square flat plate. It is one of the raw materials widely used in the manufacturing industry. According to different materials, it can be divided into the following types: metal plates, such as steel plates, aluminum plates, copper plates, etc.; wood plates, such as plywood, density boards, particle boards, etc.; plastic plates, such as PVC plates, acrylic plates, PE plates, etc.; composite material plates, such as fiberglass, carbon fiber plates, etc.

[0003] A milling machine fixture is a special device used to fix, position, and support workpieces during the milling machine processing. Its core function is to ensure the stability, position accuracy, and processing efficiency of the workpiece during processing. Plates often need to be processed before use, and a milling machine fixture is required during the processing.

[0004] Currently, for the milling machine fixtures used to process plates, there are still some problems during use. For example, the clamping and fixing effect in one direction is poor, the clamping and fixing effect in two directions is not ideal, and although the clamping and fixing effect in multiple directions is good, it requires multiple power sources to cooperate with each other to achieve, resulting in a relatively high use cost. Therefore, we provide a milling machine fixture for processing plates to solve the above problems. Summary of the Invention

[0005] The purpose of the present invention is to provide a milling machine fixture for processing plates, which solves the problems of unsatisfactory clamping effect or relatively high use cost of the current milling machine fixtures for processing plates through the cooperation of a clamping component and a suction cup component.

[0006] To solve the above technical problems, the present invention is realized through the following technical solutions.

[0007] The present invention relates to a milling fixture for processing plates, including a fixture table, the bottom of which is a hollow structure; a clamping assembly is arranged inside the hollow structure at the bottom of the fixture table, and the clamping assembly includes a dual-axis motor fixedly connected inside the hollow structure, a first screw rod fixedly connected to the output end of the dual-axis motor, a sliding sleeve threadedly connected to the surface of the first screw rod, a moving plate fixedly connected to the surface of the sliding sleeve, a transverse clamping plate fixedly connected to the top of one side of the moving plate, a transmission member arranged on one side of the surface of the first screw rod, and a longitudinal clamping plate arranged on the transmission member; a suction cup assembly is arranged on the other side of the surface of the first screw rod, and the suction cup assembly includes a winding roller fixedly connected to the surface of the first screw rod, negative pressure cylinders fixedly connected to both sides of the bottom of the fixture table, a negative pressure member arranged inside the negative pressure cylinder, and a winding rope fixedly connected to the bottom of the negative pressure member, and one end of the winding rope is wound around the surface of the winding roller.

[0008] The present invention is further provided that a groove is opened at the inner top of the fixture table, and an aggregate component is arranged inside the groove. The aggregate component includes a T-shaped aggregate plate slidably connected inside the groove, a blanking hole opened inside the groove, a collection box fixedly connected to the inner top of the hollow structure, the bottom of the blanking hole is communicated with the top of the collection box, and one end of the T-shaped aggregate plate is fixedly connected to the bottom of the transverse clamping plate.

[0009] The present invention is further provided that the transmission member includes a worm fixedly connected to one side of the surface of the first screw rod, a worm wheel meshed with one side of the worm, a lead screw fixedly connected to the center of the top of the worm wheel, a slider threadedly connected to the top of the surface of the lead screw, a connecting plate fixedly connected to one side of the slider, a positioning plate slidably connected to one side of the connecting plate, a second screw rod threadedly connected to the inside of the positioning plate, the bottom of the longitudinal clamping plate is fixedly connected to the top of the second screw rod, and an adjusting member is arranged inside the connecting plate.

[0010] The present invention is further provided that the negative pressure member includes a negative pressure suction cup communicated with the top of the negative pressure cylinder, a sliding plate slidably connected inside the negative pressure cylinder, a vertical rod fixedly connected to the bottom of the sliding plate, a return spring sleeved on the surface of the vertical rod, a vertical plate fixedly connected to one side of the negative pressure cylinder, an auxiliary roller rotatably connected to the bottom of the vertical plate, the other end of the winding rope passes through the auxiliary roller and is fixedly connected to the bottom of the vertical rod, and a connecting member is further arranged on one side of the negative pressure cylinder.

[0011] The present invention is further provided that the connecting member includes an air pipe communicated with the top of one side of the negative pressure cylinder, the other end of the air pipe is communicated with the collection box, a first electromagnetic valve is communicated with the top of the surface of the negative pressure cylinder, and a second electromagnetic valve is communicated with the surface of the air pipe.

[0012] The present invention is further provided that the adjusting member includes a positioning hole horizontally opened inside the positioning plate, a positioning pin threadedly connected to one side of the connecting plate, and one end of the positioning pin penetrates through the positioning hole and extends into the inside of the connecting plate.

[0013] The present invention is further configured such that support columns are fixedly connected to four corners of the top of the fixture table. The connecting plate is sleeved on the surface of the support column and is slidably connected to the support column. The top of the lead screw extends into the support column and is rotatably connected to the inner top of the support column through a bearing seat.

[0014] The present invention is further configured such that a drawer box is slidably connected inside the collection box. The front of the drawer box extends outside the collection box and is fixedly connected to a drawer baffle. A pulling handle is fixedly connected to the front of the drawer baffle. A partition plate is fixedly connected to the center inside the drawer box.

[0015] The present invention is further configured such that a positioning block is fixedly connected to the surface of the biaxial motor, and the top of the positioning block is fixedly connected to the bottom of the collection box.

[0016] The present invention is further configured such that fixing blocks are fixedly connected to both bottoms of the fixture table, and fixing holes are formed inside the fixing blocks.

[0017] The present invention has the following beneficial effects.

[0018] 1. Through the cooperation of the horizontal clamping plate and the vertical clamping plate in the clamping assembly of the present invention, the plate to be processed can be clamped and fixed horizontally and vertically. Through the negative pressure suction cup in the suction cup assembly, the bottom of the plate to be processed can be adsorbed. After the plate is fixed horizontally, vertically, and at the bottom, the stability of the plate during processing can be greatly improved. In the present invention, the horizontal driving force, the vertical driving force, and the bottom driving force share a power source and can perform multi-directional clamping and fixing synchronously, thereby improving the use effect of the fixture.

[0019] 2. Through the collection box and the material discharge hole in the aggregate assembly of the present invention, the debris generated during processing can be collected, which is convenient for subsequent centralized processing. The T-shaped aggregate plate is fixedly connected to the bottom of the horizontal clamping plate. The purpose of this setting is to facilitate the horizontal movement of the T-shaped aggregate plate and push the debris collected in the groove into the collection box. Through the setting of the ventilation pipe, the first solenoid valve, and the second solenoid valve, the negative pressure inside the negative pressure cylinder can be transmitted to the inside of the collection box, which is convenient for the collection box to collect debris.

[0020] 3. Through the setting of the second screw rod in the present invention, the position of the vertical clamping plate can be finely adjusted to ensure that the vertical clamping plate and the horizontal can synchronously fix the plate to be processed, ensuring the consistency during fixing and avoiding the situation where one is fixed while the other is not. The positioning block fixes the biaxial motor to the bottom of the collection box, thereby improving the stability of the biaxial motor during rotation. Through the setting of the fixing block and the fixing hole, the milling machine fixture can be installed at the required position.

[0021] Of course, it is not necessary for any product implementing the present invention to achieve all the above-mentioned advantages simultaneously. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the drawings required for describing the embodiments.

[0023] Figure 1 It is a three-dimensional view of a milling machine fixture for processing plates.

[0024] Figure 2 It is a schematic diagram of a partial structure of a milling machine fixture for processing plates.

[0025] Figure 3 It is a schematic diagram of a transverse fixing structure in a milling machine fixture for processing plates.

[0026] Figure 4 It is a schematic diagram of a longitudinal fixing structure in a milling machine fixture for processing plates.

[0027] Figure 5 It is a schematic diagram of a bottom fixing structure in a milling machine fixture for processing plates.

[0028] Figure 6 It is a schematic diagram of the structures of a negative pressure member and a connecting member in a milling machine fixture for processing plates.

[0029] Figure 7 It is an exploded schematic diagram of a partial structure of a milling machine fixture for processing plates.

[0030] Figure 8 It is an exploded schematic diagram of a partial structure of a milling machine fixture for processing plates.

[0031] Figure 9 It is a schematic diagram of a sectional view of a collection box in a milling machine fixture for processing plates.

[0032] In the drawings: 1. Fixture table; 2. Biaxial motor; 3. First screw; 4. Sliding sleeve; 5. Moving plate; 6. Transverse clamping plate; 7. Longitudinal clamping plate; 8. Winding roller; 9. Negative pressure cylinder; 10. Winding rope; 11. Groove; 12. T-shaped aggregate plate; 13. Feeding hole; 14. Collection box; 15. Worm; 16. Worm gear; 17. Lead screw; 18. Slide block; 19. Connecting plate; 20. Positioning plate; 21. Second screw; 22. Negative pressure suction cup; 23. Sliding plate; 24. Vertical rod; 25. Return spring; 26. Vertical plate; 27. Auxiliary roller; 28. Vent pipe; 29. First solenoid valve; 30. Second solenoid valve; 31. Positioning hole; 32. Positioning pin; 33. Support column; 34. Drawer box; 35. Drawer baffle; 36. Partition plate; 37. Positioning block; 38. Fixed block. Specific Embodiments

[0033] The technical solutions in the embodiments of the present invention will be described below with reference to the accompanying drawings in the embodiments of the present invention. The described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments.

[0034] Embodiment 1

[0035] Please refer to Figures 1-9 , the present invention is a milling fixture for processing plates, including a fixture table 1. The bottom of the fixture table 1 is a hollow structure. Through the setting of the hollow structure, it is convenient to install the clamping component and the suction cup component. A clamping component is arranged at the bottom of the fixture table 1 and inside the hollow structure. The clamping component includes a double-shaft motor 2 fixedly connected to the inside of the hollow structure, a first screw rod 3 fixedly connected to the output end of the double-shaft motor 2, a sliding sleeve 4 threadedly connected to the surface of the first screw rod 3, a moving plate 5 fixedly connected to the surface of the sliding sleeve 4, a horizontal clamping plate 6 fixedly connected to the top of one side of the moving plate 5, a transmission member arranged on one side of the surface of the first screw rod 3, and a vertical clamping plate 7 arranged on the transmission member. A suction cup component is arranged on the other side of the surface of the first screw rod 3. The suction cup component includes a winding roller 8 fixedly connected to the surface of the first screw rod 3, negative pressure cylinders 9 fixedly connected to both sides of the bottom of the fixture table 1, a negative pressure member arranged inside the negative pressure cylinder 9, and a winding rope 10 fixedly connected to the bottom of the negative pressure member. One end of the winding rope 10 is wound around the surface of the winding roller 8.

[0036] Further supplement: Through the setting of the hollow structure, it is convenient to install the internal structure. One end of the first screw rod 3 away from the double-shaft motor 2 is rotatably connected to the inner wall of the fixture table 1 through a bearing seat to ensure the stability of the first screw rod 3 during rotation. First movable grooves are opened on both the front and rear sides of the top of the fixture table 1. Through the setting of the first movable grooves, the moving plate 5 can be limited, so that the horizontal clamping plate 6 at the top of one side of the moving plate 5 can move horizontally smoothly. A second movable groove is opened on one side of the support column 33. Through the setting of the second movable groove, the slider 18 can be limited, so that the connecting plate 19 on one side of the slider 18 can move vertically smoothly, ensuring the stability of the vertical clamping plate 7 during movement. Through the setting of the winding rope 10, during the rotation of the winding roller 8, the vertical rod 24 and the sliding plate 23 can be pulled to move vertically, facilitating the negative pressure suction cup 22 to suck the bottom of the plate.

[0037] Embodiment 2

[0038] Please refer to Figures 1-9, on the basis of Embodiment 1, a groove 11 is formed in the inner top of the fixture table 1. An aggregate component is arranged inside the groove 11. The aggregate component includes a T-shaped aggregate plate 12 slidably connected to the inside of the groove 11, a blanking hole 13 formed in the inside of the groove 11, a collection box 14 fixedly connected to the inner top of the hollow structure. The bottom of the blanking hole 13 communicates with the top of the collection box 14. One end of the T-shaped aggregate plate 12 is fixedly connected to the bottom of the transverse clamping plate 6. The transmission member includes a worm 15 fixedly connected to one side of the surface of the first screw 3, a worm gear 16 meshing with one side of the worm 15, a lead screw 17 fixedly connected to the center of the top of the worm gear 16, a slider 18 threadedly connected to the top surface of the lead screw 17, a connecting plate 19 fixedly connected to one side of the slider 18, a positioning plate 20 slidably connected to one side of the connecting plate 19, a second screw 21 threadedly connected to the inside of the positioning plate 20. The top of the longitudinal clamping plate 7 is fixedly connected to the bottom of the second screw 21. An adjusting member is arranged inside the connecting plate 19. The negative pressure member includes a negative pressure suction cup 22 communicated with the top of the negative pressure cylinder 9, a sliding plate 23 slidably connected to the inside of the negative pressure cylinder 9, a vertical rod 24 fixedly connected to the bottom of the sliding plate 23, a return spring 25 sleeved on the surface of the vertical rod 24, a vertical plate 26 fixedly connected to one side of the negative pressure cylinder 9, an auxiliary roller 27 rotatably connected to the bottom of the vertical plate 26. The other end of the winding rope 10 passes through the auxiliary roller 27 and is fixedly connected to the bottom of the vertical rod 24. A communicating member is further arranged on one side of the negative pressure cylinder 9.

[0039] Further supplement: Through the setting of the groove 11, it is convenient for the T-shaped aggregate plate 12 to move horizontally, and it will not affect the normal clamping of the plate by the transverse clamping plate 6. Moreover, it can store the debris for convenient centralized collection. Through the setting of the blanking hole 13, it is convenient to push the debris inside the groove 11 into the inside of the collection box 14. The worm 15 is fixedly connected to the first screw 3 to ensure synchronous rotation with the first screw 3. The worm gear 16 meshes with one side of the worm 15, which can convert the horizontally rotating force of the first screw 3 into the vertically rotating force of the lead screw 17. The slider 18 is threadedly connected to the lead screw 17 and can move longitudinally. The connecting plate 19 is sleeved on the surface of the support column 33 and is fixedly connected to one side of the slider 18 inside. A handwheel is fixedly connected to the top of the second screw 21 to facilitate the rotation of the second screw 21. Through the setting of the handwheel and the second screw 21, the distance between the longitudinal clamping plate 7 and the plate can be finely adjusted to ensure that the longitudinal clamping plate 7 and the transverse clamping plate 6 can move synchronously and be fixed synchronously.

[0040] Embodiment 3

[0041] Please refer to Figures 1-9, on the basis of Embodiment 1 and Embodiment 2, the connecting member includes an air vent pipe 28 connected to the top of one side of the negative pressure cylinder 9, and the other end of the air vent pipe 28 is connected to the collection box 14. A first electromagnetic valve 29 is connected to the top of the surface of the negative pressure cylinder 9, and a second electromagnetic valve 30 is connected to the surface of the air vent pipe 28. The adjusting member includes a positioning hole 31 horizontally opened inside the positioning plate 20 and a positioning pin 32 threadedly connected to one side of the connecting plate 19. One end of the positioning pin 32 penetrates through the positioning hole 31 and extends into the connecting plate 19. Support columns 33 are fixedly connected to the four corners of the top of the fixture table 1. The connecting plate 19 is sleeved on the surface of the support columns 33 and is slidably connected to the support columns 33. The top of the lead screw 17 extends into the support columns 33 and is rotatably connected to the inner top of the support columns 33 through a bearing seat. A drawer box 34 is slidably connected inside the collection box 14. The front of the drawer box 34 extends outside the collection box 14 and is fixedly connected to a drawer baffle 35. A pulling handle is fixedly connected to the front of the drawer baffle 35. A partition plate 36 is fixedly connected to the center inside the drawer box 34. A positioning block 37 is fixedly connected to the surface of the double-shaft motor 2, and the top of the positioning block 37 is fixedly connected to the bottom of the collection box 14. Fixed blocks 38 are fixedly connected to the bottoms of both sides of the fixture table 1, and fixing holes are opened inside the fixed blocks 38.

[0042] Further supplement: The negative pressure suction cup 22 is located inside the groove 11, which is convenient for adsorbing the bottom of the plate. The sliding plate 23 is circular and is slidably connected to the inner wall of the negative pressure cylinder 9 and can move longitudinally. The top of the return spring 25 is fixedly connected to the bottom of the sliding plate 23, and the bottom is fixedly connected to the inner bottom of the negative pressure cylinder 9, playing a role of taking in and releasing. Through the arrangement of the vertical plate 26 and the auxiliary roller 27, it is ensured that the winding rope 10 can normally pull the vertical rod 24 to move longitudinally, so as to ensure that negative pressure suction is generated inside the negative pressure suction cup 22. Through the arrangement of the first electromagnetic valve 29 and the second electromagnetic valve 30, the negative pressure suction can be used flexibly. State 1: The first electromagnetic valve 29 is opened and the second electromagnetic valve 30 is closed. At this time, the negative pressure suction inside the negative pressure cylinder 9 can normally adsorb the plate. State 2: The first electromagnetic valve 29 is closed and the second electromagnetic valve 30 is opened. At this time, the negative pressure suction inside the negative pressure cylinder 9 can enter the inside of the collection box 14 through the air vent pipe 28, so that negative pressure suction is generated inside the collection box 14, thereby improving the collection effect of the collection box 14. Through the arrangement of the positioning hole 31 and the positioning pin 32, the horizontal use position of the longitudinal clamping plate 7 can be adjusted to facilitate better fixing of the plate. Through the arrangement of the support columns 33, the stability of the lead screw 17 during rotation can be ensured, and it is also convenient for the connecting plate 19 to move longitudinally. Through the arrangement of the drawer box 34, the drawer baffle 35 and the pulling handle, it is convenient to take out the debris collected inside the collection box 14.

[0043] The working principle of the present invention is as follows: Place the plate to be processed on the top of the fixture table 1. The processing methods here can be drilling, cutting, welding, etc. After the plate is placed, the staff starts the dual-axis motor 2. The dual-axis motor 2 drives the first screw 3 to rotate. The first screw 3 drives the sliding sleeve 4 to move horizontally. The sliding sleeve 4 drives the moving plate 5 to move horizontally. The moving plate 5 drives the horizontal clamping plate 6 to move horizontally. The horizontal clamping plate 6 clamps and fixes the plate horizontally.

[0044] While the first screw 3 drives the sliding sleeve 4 to rotate, it also drives the worm 15 to rotate. The worm 15 drives the worm gear 16 to rotate. The worm gear 16 drives the lead screw 17 to rotate. The lead screw 17 drives the slider 18 to move longitudinally. The slider 18 drives the connecting plate 19 to move longitudinally. The connecting plate 19 drives the positioning plate 20 to move longitudinally. The positioning plate 20 drives the second screw 21 and the longitudinal clamping plate 7 to move longitudinally. The longitudinal clamping plate 7 clamps and fixes the plate longitudinally.

[0045] While the first screw 3 drives the sliding sleeve 4 and the worm 15 to rotate, it also drives the winding roller 8 to rotate. The winding roller 8 rotates to wind up the winding rope 10. During the winding process of the winding rope 10, it pulls the vertical rod 24 to move. The vertical rod 24 drives the sliding plate 23 to move. The movement of the sliding plate 23 generates a negative pressure suction force inside the negative pressure cylinder 9. The negative pressure suction force adsorbs the bottom of the plate through the negative pressure suction cup 22.

[0046] After completing the above steps, it is possible to complete the multi-directional synchronous clamping and fixing of the plate on the premise of a single power source, greatly improving the clamping effect and reducing the use cost.

[0047] After the plate is processed, the debris falls into the groove 11. Then, start the dual-axis motor 2 again. Use the driving force of the dual-axis motor 2 to drive the T-shaped aggregate plate 12 to move. The T-shaped aggregate plate 12 pushes the debris inside the groove 11 into the collection box 14 through the material discharge hole 13.

[0048] Only some exemplary embodiments of the present invention have been described by way of illustration above. Undoubtedly, for those of ordinary skill in the art, without departing from the spirit and scope of the present invention, the described embodiments can be modified in various different ways. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A milling machine fixture for processing a plate, comprising a fixture table (1), characterized in that: The bottom of the fixture table (1) is a hollow structure; A clamping assembly is provided at the bottom of the clamping table (1) and inside the hollow structure, and the clamping assembly comprises a double-axis motor (2) fixedly connected to the inside of the hollow structure, a first screw (3) fixedly connected to the output end of the double-axis motor (2), a sleeve (4) threadedly connected to the surface of the first screw (3), a moving plate (5) fixedly connected to the surface of the sleeve (4), a transverse clamping plate (6) fixedly connected to the top of one side of the moving plate (5), a transmission member provided on one side of the surface of the first screw (3), and a longitudinal clamping plate (7) provided on the transmission member; A suction cup assembly is provided on the other side of the surface of the first screw (3), and the suction cup assembly includes a winding roller (8) fixedly connected to the surface of the first screw (3), a negative pressure cylinder (9) fixedly connected to both sides of the bottom of the clamping table (1), a negative pressure member arranged inside the negative pressure cylinder (9), and a winding rope (10) fixedly connected to the bottom of the negative pressure member, and one end of the winding rope (10) is wound around the surface of the winding roller (8).

2. A milling machine fixture for processing a plate according to claim 1, characterized in that: A groove (11) is provided at the top of the fixture table (1), and a collection assembly is arranged inside the groove (11). The collection assembly includes a T-shaped collection plate (12) slidably connected to the inside of the groove (11), a material discharge hole (13) provided inside the groove (11), and a collection box (14) fixedly connected to the top of the hollow structure. The bottom of the material discharge hole (13) is connected to the top of the collection box (14), and one end of the T-shaped collection plate (12) is fixedly connected to the bottom of the transverse clamping plate (6).

3. The milling machine fixture for processing a plate according to claim 1, characterized in that: The transmission member comprises a worm (15) fixedly connected to one side of the surface of the first screw (3), a worm wheel (16) meshed with one side of the worm (15), a lead screw (17) fixedly connected to the center of the top of the worm wheel (16), a slider (18) threadedly connected to the top of the surface of the lead screw (17), a connecting plate (19) fixedly connected to one side of the slider (18), a positioning plate (20) slidably connected to one side of the connecting plate (19), a second screw (21) threadedly connected to the inside of the positioning plate (20), the top of the longitudinal clamping plate (7) is fixedly connected to the bottom of the second screw (21), and an adjusting member is arranged inside the connecting plate (19).

4. The milling machine fixture for processing a plate according to claim 1, characterized in that: The negative pressure component comprises a negative pressure suction cup (22) connected to the top of the negative pressure cylinder (9), a sliding plate (23) slidably connected to the inside of the negative pressure cylinder (9), a vertical rod (24) fixedly connected to the bottom of the sliding plate (23), a return spring (25) sleeved on the surface of the vertical rod (24), a vertical plate (26) fixedly connected to one side of the negative pressure cylinder (9), and an auxiliary roller (27) rotatably connected to the bottom of the vertical plate (26); the other end of the winding rope (10) passes through the auxiliary roller (27) and is fixedly connected to the bottom of the vertical rod (24); and a connecting piece is also provided on one side of the negative pressure cylinder (9).

5. A milling machine fixture for processing a plate according to claim 4, characterized in that: The connecting piece includes a vent pipe (28) connected to the top of one side of the negative pressure cylinder (9), the other end of the vent pipe (28) is connected to the collection box (14), the top of the surface of the negative pressure cylinder (9) is connected to a first solenoid valve (29), and the surface of the vent pipe (28) is connected to a second solenoid valve (30).

6. The milling machine fixture for processing a plate according to claim 3, characterized in that: The adjusting member comprises a positioning hole (31) transversely opened inside the positioning plate (20), a positioning pin (32) threadedly connected to one side of the connecting plate (19), and one end of the positioning pin (32) passes through the positioning hole (31) and extends into the inside of the connecting plate (19).

7. The milling machine fixture for processing a plate according to claim 3, characterized in that: The four corners of the top of the fixture table (1) are fixedly connected to support columns (33), the connecting plate (19) is sleeved on the surface of the support column (33) and is slidably connected to the support column (33), and the top of the lead screw (17) extends into the interior of the support column (33) and is rotatably connected to the top of the support column (33) through a bearing seat.

8. The milling machine fixture for processing a plate according to claim 2, characterized in that: A pull-out box (34) is slidably connected inside the collection box (14); the front of the pull-out box (34) extends to the outside of the collection box (14) and is fixedly connected to a pull-out baffle (35); a pulling handle is fixedly connected to the front of the pull-out baffle (35); and a partition plate (36) is fixedly connected at the center of the pull-out box (34).

9. The milling machine fixture for processing a plate according to claim 1, characterized in that: A positioning block (37) is fixedly connected to the surface of the dual-axis motor (2), and the top of the positioning block (37) is fixedly connected to the bottom of the collection box (14).

10. The milling machine fixture for processing a plate according to claim 1, characterized in that: The bottoms of both sides of the clamping platform (1) are fixedly connected to fixing blocks (38), and fixing holes are provided inside the fixing blocks (38).