Auxiliary workpiece fixing device
By designing a workpiece auxiliary fixing device including workbench, support legs, movable grooves, control panels, limit plates, screws, motors, rubber pads and bevel gears, the traditional vertical milling machine does not clamp the workpieces of different heights. The problem of stability achieves more efficient processing stability.
Patent Information
- Application Number
- CN202420579502.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-25
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-03-25
AI Technical Summary
When traditional vertical milling machines handle workpieces of different heights, the clamping is unstable, resulting in inefficient machining.
A workpiece auxiliary fixing device is designed, including workbench, support legs, movable grooves, control panels, limit plates, screw rods, motors, rubber pads and bevel gears, and the workpiece is realized through the motor driving screw rods and bevel gear systems. The horizontal movement and clamping of the rubber pads ensures the stability of the workpiece and prevents reverse rotation through the mating of the rotor and the limiting block.
It improves the stability and machining efficiency of workpieces, and ensures stable clamping and machining convenience of workpieces of different heights.
Smart Images
Figure CN222199659U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of vertical milling machine processing, in particular to a workpiece auxiliary fixing device. Background Art
[0002] Vertical milling machine is a common metal processing machine tool, mainly used for milling, drilling, boring, tapping and other processing on workpieces. The main feature of vertical milling machine is that the spindle is perpendicular to the worktable, and the moving direction of the worktable is perpendicular to the direction of the spindle. Vertical milling machine is usually divided into three types: manual, semi-automatic and fully automatic. Among them, fully automatic CNC vertical milling machine can carry out large-scale production more efficiently. Existing vertical milling machines are often only equipped with clamping devices, but when some workpieces are high and the clamping area is small, it is easy to cause unstable reinforcement of the workpiece, which is not convenient for the processing of the workpiece and greatly reduces the processing efficiency of the workpiece. Utility Model Content
[0003] In order to overcome the above defects, the utility model provides a workpiece auxiliary fixing device, which solves the problem that the traditional vertical milling machine is inconvenient to process workpieces of different heights.
[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a workpiece auxiliary fixing device, comprising a workbench, a support leg is arranged on the bottom of the workbench, a movable slot is opened on the workbench, a control panel, a column, a fixed plate and a limit plate are arranged on the workbench, a first screw rod and a limit rod are arranged on the fixed plate, a motor and a clamping plate are arranged on the first screw rod, a movable rod and a rubber pad are arranged on the limit plate, a milling cutter device is arranged on the column, and a slider is arranged on the movable rod;
[0005] The slider is provided with a bearing and a moving block, the moving block is provided with a sleeve and a second screw rod, the second screw rod is provided with a bevel gear 1, the bevel gear 1 is provided with a bevel gear 2 meshing therewith, the bevel gear 2 is provided with a connecting rod, the connecting rod is provided with a rotating rod and a limit plate, the limit plate is provided with a guide rod, and the guide rod is provided with a pull ring, a spring and a limit block.
[0006] As a further solution of the utility model: the supporting legs are fixedly connected to the bottom of the workbench, the control panel, limit plate, column and fixed plate are all fixedly connected to the top of the workbench, the milling cutter device is installed on the column, both ends of the first screw rod are plugged into the fixed plate, both ends of the limit rod are fixedly connected to the fixed plate, the motor is fixedly connected to the fixed plate, the output end of the motor is fixedly connected to one end of the first screw rod, the splint is threadedly connected to the two ends of the first screw rod, the splint is slidably connected to the limit rod, the top of the workbench is fixedly connected with a center table, and the first screw rod and the limit rod are both plugged into the center table.
[0007] As a further solution of the utility model: the movable rod is rotatably connected to the limit plate through a pin, the rubber pad is fixedly connected to the movable rod, a slide groove is provided on the movable rod, the slider is slidably connected in the slide groove, and the two ends of the bearing are respectively installed on the slider and the moving block.
[0008] As a further solution of the utility model: the moving block is fixedly connected to the sleeve, the second screw rod and the connecting rod are both inserted into the workbench, the sleeve is threadedly connected to both ends of the second screw rod, and the bevel gear is fixedly connected to the second screw rod.
[0009] As a further solution of the utility model: the second bevel gear is fixedly connected to the connecting rod, the two ends of the connecting rod are respectively fixedly connected to the limit plate and the rotating rod, the limit plate is inserted in the workbench, and the bottom of the movable rod is slidably connected in the movable groove.
[0010] As a further solution of the utility model: the guide rod is inserted in the limit plate, the two ends of the spring are respectively fixedly connected to the limit plate and the limit block, the limit block is trapezoidal in shape, the pull ring is installed on one end of the guide rod, the limit block is fixedly connected to the other end of the guide rod, the spring is sleeved on the guide rod, and the limit block passes through the limit plate and is inserted in the workbench.
[0011] Compared with the prior art, the beneficial effects of the utility model are:
[0012] 1. The workpiece auxiliary fixing device first starts the motor so that the clamping plate clamps and fixes the workpiece, and then the bevel gear 2 drives the bevel gear 1 to rotate through the rotation of the connecting rod, and the bevel gear 1 drives the second screw to rotate, so that the sleeve pushes the moving block to move horizontally in the movable groove, and the moving block pushes the movable rod to move through the cooperation of the bearing and the slider, and the movable rod is rotatably connected to the limit plate through the pin, so that the rubber pad clamps the two sides of the workpiece, thereby greatly improving the stability of the workpiece.
[0013] 2. The workpiece auxiliary fixing device realizes the autonomous rotation of the rotary rod through the cooperation of the guide rod, spring, limit block and pull ring. When the rotary rod rotates forward, the workbench squeezes the inclined surface of the limit block to shrink it into the limit disk, and then the limit block is re-inserted into the workbench through the elastic force of the spring, thereby preventing the rotary rod from driving the connecting rod to rotate in the opposite direction. The pull ring is pulled to cause the guide rod to drive the limit block to shrink, so that the staff can remove the workpiece on the rubber pad, thereby greatly improving the practicality of the auxiliary fixing device. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;
[0015] Figure 2 It is a cross-sectional schematic diagram of the workbench of the utility model;
[0016] Figure 3 for Figure 2 A magnified schematic diagram of point A;
[0017] Figure 4 It is a cross-sectional schematic diagram of the limit plate of the utility model;
[0018] In the figure: 1. workbench; 2. supporting leg; 3. control panel; 4. rotating rod; 5. column; 6. milling cutter device; 7. fixing plate; 8. limiting plate; 9. movable groove; 10. movable rod; 11. rubber pad; 12. limiting rod; 13. first screw rod; 14. motor; 15. clamping plate; 16. second screw rod; 17. bevel gear one; 18. bevel gear two; 19. connecting rod; 20. limiting plate; 21. pull ring; 22. sleeve; 23. moving block; 24. bearing member; 25. slider; 26. limiting block; 27. spring; 28. guide rod. DETAILED DESCRIPTION
[0019] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.
[0020] like Figure 1-4As shown, the utility model provides a technical solution: a workpiece auxiliary fixing device, comprising a workbench 1, a supporting leg 2 is arranged at the bottom of the workbench 1, the supporting leg 2 is fixedly connected to the bottom of the workbench 1, a control panel 3, a limit plate 8, a column 5 and a fixed plate 7 are all fixedly connected to the top of the workbench 1, a milling cutter device 6 is installed on the column 5, both ends of the first screw rod 13 are plugged into the fixed plate 7, both ends of the limit rod 12 are fixedly connected to the fixed plate 7, a motor 14 is fixedly connected to the fixed plate 7, an output end of the motor 14 is fixedly connected to one end of the first screw rod 13, a clamping plate 15 is threadedly connected to both ends of the first screw rod 13, the clamping plate 15 is slidably connected to the limit rod 12, a center table is fixedly connected to the top of the workbench 1, and the first screw rod 13 and the limit rod 12 are both plugged into the center table; by starting the motor 14, the first screw rod 13 drives the clamping plate 15 to move, thereby clamping and fixing the workpiece on the center table, so that the subsequent milling cutter device 6 can process the workpiece.
[0021] A movable groove 9 is provided on the workbench 1, and a control panel 3, a column 5, a fixed plate 7 and a limit plate 8 are provided on the workbench 1. A first screw rod 13 and a limit rod 12 are provided on the fixed plate 7, a motor 14 and a clamping plate 15 are provided on the first screw rod 13, and a movable rod 10 and a rubber pad 11 are provided on the limit plate 8. The movable rod 10 is rotatably connected to the limit plate 8 through a latch, and the rubber pad 11 is fixedly connected to the movable rod 10. A sliding groove is provided on the movable rod 10, and a slider 25 is slidably connected in the sliding groove. Both ends of the bearing member 24 are respectively installed on the slider 25 and the moving block 23; the bearing member 24 is used to enable the moving block 23 to drive the slider 25 to move in the sliding groove of the movable rod 10, and through the cooperation of the limit plate 8, the rubber pad 11 assists in clamping the workpiece.
[0022] A milling cutter device 6 is provided on the column 5, a slider 25 is provided on the movable rod 10, a bearing member 24 and a moving block 23 are provided on the slider 25, the moving block 23 is fixedly connected to the sleeve 22, the second screw rod 16 and the connecting rod 19 are both inserted in the workbench 1, the sleeve 22 is threadedly connected to both ends of the second screw rod 16, and the bevel gear 17 is fixedly connected to the second screw rod 16; the rotation of the second screw rod 16 causes the sleeve 22 to push the moving block 23 to move horizontally, thereby providing power for the rubber pad 11 to clamp the workpiece.
[0023] The moving block 23 is provided with a sleeve 22 and a second screw rod 16, the second screw rod 16 is provided with a bevel gear 17, the bevel gear 17 is provided with a bevel gear 2 18 meshing therewith, the bevel gear 2 18 is fixedly connected to the connecting rod 19, the two ends of the connecting rod 19 are respectively fixedly connected to the limit plate 20 and the rotary rod 4, the limit plate 20 is inserted in the workbench 1, and the bottom of the movable rod 10 is slidably connected in the movable groove 9; and the bevel gear 2 18 is used to drive the bevel gear 17 to rotate, the limit plate 20 is used to prevent the rotary rod 4 from non-artificial reverse rotation, and the connecting rod 19 is used to make the rotary rod 4 drive the bevel gear 2 18 to rotate.
[0024] A connecting rod 19 is provided on the bevel gear 2 18, a rotating rod 4 and a limit plate 20 are provided on the connecting rod 19, a guide rod 28 is provided on the limit plate 20, the guide rod 28 is inserted in the limit plate 20, the two ends of the spring 27 are respectively fixedly connected to the limit plate 20 and the limit block 26, the limit block 26 is in a trapezoidal shape, the pull ring 21 is installed on one end of the guide rod 28, the limit block 26 is fixedly connected to the other end of the guide rod 28, the spring 27 is sleeved on the guide rod 28, and the limit block 26 passes through the limit plate 20 and is inserted into the workbench 1, and a pull ring 21, a spring 27 and a limit block 26 are provided on the guide rod 28; when the rotary rod 4 drives the limit plate 20 to rotate forward, the inclined surface of the limit block 26 will cause it to shrink into the limit plate 20, so that it is convenient for the rubber pad 11 to clamp and fix the workpiece, and then the limit block 26 is inserted into the workbench 1 through the elastic force of the spring 27, thereby realizing the limitation of the rotary rod 4, so that the milling cutter device 6 can process the workpiece.
[0025] The working principle of the utility model is as follows: first, the motor 14 is started so that the clamping plate 15 clamps and fixes the workpiece on the center table, and then the connecting rod 19 is driven to rotate through the rotary rod 4, so that the bevel gear 2 18 drives the bevel gear 1 17 to rotate, and the bevel gear 1 17 drives the second screw rod 16 to rotate, so that the sleeve 22 pushes the moving block 23 to move horizontally in the movable groove 9, and the moving block 23 pushes the movable rod 10 to move through the cooperation of the bearing member 24 and the slider 25, and the movable rod 10 is rotatably connected to the limit plate 8 through the latch, so that the rubber pad 11 clamps both sides of the workpiece, and then the milling cutter device 6 is started through the control panel 3 to process the workpiece, and the cooperation of the limit plate 20 prevents the rotary rod 4 from rotating in the opposite direction without human intervention.
[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.
[0027] The above describes in detail the preferred implementation of this patent, but this patent is not limited to the above implementation. Various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of this patent.
Claims
1. A workpiece auxiliary fixing device, comprising a workbench (1), characterized in that: The bottom of the workbench (1) is provided with a supporting leg (2), the workbench (1) is provided with a movable groove (9), the workbench (1) is provided with a control panel (3), a column (5), a fixed plate (7) and a limit plate (8), the fixed plate (7) is provided with a first screw rod (13) and a limit rod (12), the first screw rod (13) is provided with a motor (14) and a clamping plate (15), the limit plate (8) is provided with a movable rod (10) and a rubber pad (11), the column (5) is provided with a milling cutter device (6), and the movable rod (10) is provided with a slider (25); The slider (25) is provided with a bearing member (24) and a moving block (23); the moving block (23) is provided with a sleeve (22) and a second screw rod (16); the second screw rod (16) is provided with a bevel gear 1 (17); the bevel gear 1 (17) is provided with a bevel gear 2 (18) meshing therewith; the bevel gear 2 (18) is provided with a connecting rod (19); the connecting rod (19) is provided with a rotating rod (4) and a limiting plate (20); the limiting plate (20) is provided with a guide rod (28); the guide rod (28) is provided with a pull ring (21), a spring (27) and a limiting block (26).
2. A workpiece auxiliary fixing device according to claim 1, characterized in that: The support leg (2) is fixedly connected to the bottom of the workbench (1); the control panel (3), the limit plate (8), the column (5) and the fixed plate (7) are all fixedly connected to the top of the workbench (1); the milling cutter device (6) is installed on the column (5); both ends of the first screw rod (13) are plugged into the fixed plate (7); both ends of the limit rod (12) are fixedly connected to the fixed plate (7); the motor (14) is fixedly connected to the fixed plate (7); the output end of the motor (14) is fixedly connected to one end of the first screw rod (13); the clamping plate (15) is threadedly connected to both ends of the first screw rod (13); the clamping plate (15) is slidably connected to the limit rod (12); the top of the workbench (1) is fixedly connected with a center platform, and the first screw rod (13) and the limit rod (12) are both plugged into the center platform.
3. A workpiece auxiliary fixing device according to claim 2, characterized in that: The movable rod (10) is rotatably connected to the limit plate (8) via a latch, the rubber pad (11) is fixedly connected to the movable rod (10), a slide groove is provided on the movable rod (10), the slider (25) is slidably connected in the slide groove, and the two ends of the bearing member (24) are respectively mounted on the slider (25) and the moving block (23).
4. A workpiece auxiliary fixing device according to claim 3, characterized in that: The moving block (23) is fixedly connected to the sleeve (22), the second screw rod (16) and the connecting rod (19) are both inserted into the workbench (1), the sleeve (22) is threadedly connected to both ends of the second screw rod (16), and the bevel gear 1 (17) is fixedly connected to the second screw rod (16).
5. A workpiece auxiliary fixing device according to claim 4, characterized in that: The bevel gear 2 (18) is fixedly connected to a connecting rod (19), the two ends of the connecting rod (19) are respectively fixedly connected to a limit plate (20) and a rotating rod (4), the limit plate (20) is inserted into the workbench (1), and the bottom of the movable rod (10) is slidably connected to the movable groove (9).
6. A workpiece auxiliary fixing device according to claim 5, characterized in that: The guide rod (28) is inserted into the limit plate (20), the two ends of the spring (27) are respectively fixedly connected to the limit plate (20) and the limit block (26), the limit block (26) is in a trapezoidal shape, the pull ring (21) is installed on one end of the guide rod (28), the limit block (26) is fixedly connected to the other end of the guide rod (28), the spring (27) is sleeved on the guide rod (28), and the limit block (26) passes through the limit plate (20) and is inserted into the workbench (1).