Workpiece clamping and fixing assembly of five-axis machining center

Abstract

The utility model relates to the technical field of workpiece clamping and fixing, and discloses a workpiece clamping and fixing assembly of a five-axis machining center, which comprises a base and supporting legs, the top of the base is provided with four mounting blocks, each mounting block is rotatably mounted at the edge close to the top of the base, the top of each mounting block is provided with a moving block, and the moving blocks are movably mounted on the base. A first moving sliding block is fixedly connected to the bottom of each moving block, a second sliding groove is formed in the top of each mounting block, each first moving sliding block is slidably connected into the corresponding second sliding groove, a first sliding groove is formed in one side wall of each moving block, and a first motor is fixedly mounted at the top of each moving block; and a third threaded rod is fixedly mounted at the output end of each first motor. According to the utility model, the workpiece can be conveniently and quickly clamped according to the actual width and thickness of the workpiece, the workpiece with an irregular shape can be clamped, and the workpiece can be prevented from moving during processing.

Description

Technical Field

[0001] The utility model relates to the technical field of workpiece clamping and fixing, in particular to a workpiece clamping and fixing component of a five-axis machining center. Background Art

[0002] In modern manufacturing, five-axis machining centers, as high-precision, high-efficiency processing equipment, are increasingly being used. Workpiece clamping and fixing assemblies, as key components of machining centers, directly impact machining accuracy and production efficiency. Traditional workpiece clamping and fixing methods often suffer from cumbersome installation and disassembly, inconvenient adjustment, and other issues, making them difficult to meet the production efficiency and machining accuracy requirements of modern manufacturing.

[0003] To this end, we propose a workpiece clamping and fixing assembly for a five-axis machining center. Utility Model Content

[0004] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a workpiece clamping and fixing component for a five-axis machining center.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a workpiece clamping and fixing assembly of a five-axis machining center, including a base and a supporting leg, four mounting blocks are provided on the top of the base, each mounting block is rotatably mounted at the edge near the top of the base, a moving block is provided on the top of each mounting block, a first moving slider is fixedly connected to the bottom of each moving block, a second slide groove is provided on the top of each mounting block, each first moving slider is slidably connected to the corresponding second slide groove, a first slide groove is provided on one side wall of each moving block, a first motor is fixedly installed on the top of each moving block, and each The output end of each first motor is fixedly installed with a third threaded rod, the bottom end of each third threaded rod is rotatably installed on the bottom inner wall of the corresponding first slide groove, the outer wall of each third threaded rod is provided with a pressure block, the top of one end of each pressure block is provided with a first threaded hole, the middle of the top of each pressure block is provided with a connecting hole, each pressure block is threadedly connected to the outer wall of the corresponding third threaded rod through the first threaded hole provided thereon, each connecting hole is interspersed with a second threaded rod, the upper outer wall of each second threaded rod is threadedly connected with a clamping nut, and the bottom end of each pressure block away from the moving block is fixedly installed with an anti-slip gasket.

[0006] Furthermore, a second movable slider is fixedly installed at the bottom of each second threaded rod, each second movable slider is slidably connected to the corresponding second slide groove, and a guide slide groove is provided on the front and rear inner walls of each second slide groove.

[0007] Furthermore, the front and rear side surfaces of each second movable slider are respectively fixedly connected with a guide slider, each guide slider is slidably connected in the corresponding guide slot, and the left side surface of each second movable slider is provided with a second threaded hole.

[0008] Furthermore, a second motor is fixedly mounted on a side surface of each mounting block near the edge of the base, a first threaded rod is fixedly mounted on the output end of each second motor, and the other end of each first threaded rod is rotatably mounted on an inner wall of a side corresponding to the second slide groove.

[0009] Furthermore, each of the first movable sliders is threadedly connected to the outer wall of the corresponding first threaded rod through a second threaded hole formed thereon.

[0010] Furthermore, each of the second movable sliders is threadedly connected to the outer wall of the corresponding first threaded rod through a third threaded hole formed thereon.

[0011] Furthermore, four groups of arc-shaped sliding grooves are provided on the top of the base, and a connecting sliding block is fixedly installed on one end of the bottom of each mounting block away from the edge of the base.

[0012] Furthermore, each of the connecting sliders is slidably connected in a corresponding arc-shaped sliding groove.

[0013] Furthermore, support legs are fixedly installed at the four corners of the bottom of the base.

[0014] The utility model provides a workpiece clamping and fixing assembly for a five-axis machining center. It has the following beneficial effects:

[0015] 1. A workpiece clamping and fixing assembly of a five-axis machining center, when in use, through the mutual cooperation between the second motor, mounting block, moving block, first motor, first threaded rod, clamping nut, second threaded rod, second moving slide block, guide slide block, pressure block, third threaded rod, first moving slide block and other components, when the staff clamps the workpiece, first places the workpiece on the top of the base, and then starts the second motor according to the width of the workpiece, the second motor drives the first threaded rod to rotate, the first threaded rod drives the first moving slide block and the second moving slide block arranged thereon to move close to the edge of the workpiece, and then, according to the thickness of the workpiece, starts the first motor, the first motor drives the third threaded rod to rotate, the third threaded rod drives the pressure block arranged thereon to move downward until the anti-slip gasket arranged on the pressure block is fitted with the edge of the workpiece, and then screws the clamping nut, and by screwing the clamping nut downward, one end of the pressure block clamps the edge of the workpiece, so that the workpiece can be clamped conveniently and quickly according to the actual width and thickness of the workpiece, thereby improving flexibility.

[0016] 2. The workpiece clamping and fixing assembly of a five-axis machining center, when in use, through the mutual cooperation among the provided base, mounting block, arc-shaped slide, moving block, first motor, first threaded rod, clamping nut, second threaded rod, second moving slider, guide slider, pressure block, third threaded rod, first moving slider and other components, when clamping some irregularly shaped workpieces, first rotate the adjustment mounting block to make the clamping assembly correspond to the edge of the workpiece, and then through the cooperation of the moving block, first motor, first threaded rod, clamping nut, second threaded rod, second moving slider, guide slider, pressure block, third threaded rod and first moving slider, the pressure block clamps the workpiece, so that irregularly shaped workpieces can be clamped, thereby improving practicality.

[0017] 3. When the workpiece clamping and fixing assembly of the five-axis machining center is in use, the mutual cooperation between the components such as the pressure block and the anti-slip gasket is provided. When the staff uses the pressure block to clamp the workpiece, the anti-slip gasket provided on the pressure block can increase the friction between the pressure block and the workpiece surface, thereby avoiding movement of the workpiece during processing and affecting the processing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The structures, proportions, sizes, etc. depicted in this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which the utility model can be implemented, and therefore have no substantive technical significance.

[0019] Figure 1 It is a schematic diagram of the overall three-dimensional structure;

[0020] Figure 2 Schematic diagram of the structure of the second threaded rod and its connecting member;

[0021] Figure 3 Schematic diagram of the structure of the pressing block and its connecting components;

[0022] Figure 4 It is a schematic diagram of the structure of the moving block and its connecting components;

[0023] Figure 5 Schematic diagram of the mounting block and its connecting components.

[0024] Legend:

[0025] 1. Base; 2. Support leg; 4. Mounting block; 5. Arc-shaped slide; 6. Moving block; 7. First motor; 8. First slide; 9. First threaded rod; 10. Second motor; 11. Pressing nut; 12. Second threaded rod; 13. Pressing block; 14. Anti-slip gasket; 15. Connecting hole; 16. First threaded hole; 17. Third threaded rod; 18. First moving slider; 19. Second threaded hole; 20. Second moving slider; 21. Guide slider; 22. Third threaded hole; 23. Second slide; 24. Guide slide; 25. Connecting slider. DETAILED DESCRIPTION

[0026] A workpiece clamping and fixing assembly for a five-axis machining center, such as Figure 1-5As shown, it includes a base 1 and a supporting leg 2. Four mounting blocks 4 are provided on the top of the base 1. Each mounting block 4 is rotatably mounted at the edge near the top of the base 1. A moving block 6 is provided on the top of each mounting block 4. The bottom of each moving block 6 is fixedly connected to a first moving slider 18. A second slide groove 23 is provided on the top of each mounting block 4. Each first moving slider 18 is slidably connected to the corresponding second slide groove 23. A first slide groove 8 is provided on one side wall of each moving block 6. A first motor 7 is fixedly installed on the top of each moving block 6. A third threaded rod 17 is fixedly installed on the output end of each first motor 7. Each third threaded rod The bottom ends of the rods 17 are rotatably mounted on the bottom inner walls of the corresponding first slide grooves 8. The outer walls of each third threaded rod 17 are provided with a pressure block 13. A first threaded hole 16 is provided on the top of one end of each pressure block 13. A connecting hole 15 is provided in the middle of the top of each pressure block 13. Each pressure block 13 is threadedly connected to the outer wall of the corresponding third threaded rod 17 through the first threaded hole 16 provided thereon. A second threaded rod 12 is inserted into each connecting hole 15. A tightening nut 11 is threadedly connected to the outer wall of the upper end of each second threaded rod 12. An anti-slip gasket 14 is fixedly installed on the end of the bottom of each pressure block 13 away from the moving block 6. Each of the second A second movable slider 20 is fixedly installed at the bottom of the threaded rod 12, and each second movable slider 20 is slidably connected to the corresponding second slide groove 23. A guide slide groove 24 is provided on the front and rear inner walls of each second slide groove 23. The front and rear side surfaces of each second movable slider 20 are respectively fixedly connected to a guide slider 21, and each guide slider 21 is slidably connected to the corresponding guide slide groove 24. A second threaded hole 19 is provided on the left side of each second movable slider 20. A second motor 10 is fixedly installed on one side of each mounting block 4 near the edge of the base 1, and a first threaded rod 9 is fixedly installed on the output end of each second motor 10. The other end of each first threaded rod 9 is rotatably mounted on the inner wall of one side of the corresponding second slide groove 23, each of the first movable sliders 18 is threadedly connected to the outer wall of the corresponding first threaded rod 9 through the second threaded hole 19 opened thereon, and each second movable slider 20 is threadedly connected to the outer wall of the corresponding first threaded rod 9 through the third threaded hole 22 opened thereon. Four groups of arc-shaped slide grooves 5 are provided on the top of the base 1, and a connecting slider 25 is fixedly installed at one end of the bottom of each mounting block 4 away from the edge of the base 1. Each connecting slider 25 is slidably connected to the corresponding arc-shaped slide groove 5, and support legs 2 are fixedly installed at the four corners of the bottom of the base 1.

[0027] During use, through the mutual cooperation among the second motor 10, the mounting block 4, the moving block 6, the first motor 7, the first threaded rod 9, the clamping nut 11, the second threaded rod 12, the second moving slider 20, the guide slider 21, the pressure block 13, the third threaded rod 17, the first moving slider 18 and other components, when the staff clamps the workpiece, first, the workpiece is placed on the top of the base 1, and then, according to the width of the workpiece, the second motor 10 is started, the second motor 10 drives the first threaded rod 9 to rotate, the first threaded rod 9 drives the first moving slider 18 and the second moving slider 20 set thereon to move close to the edge of the workpiece, and then, according to the thickness of the workpiece, the first motor 7 is started, the first motor 7 drives the third threaded rod 17 to rotate, the third threaded rod 17 drives the pressure block 13 set thereon to move downward until the anti-slip gasket 14 set on the pressure block 13 is fitted with the edge of the workpiece, and then the clamping nut 1 is tightened. 1. By screwing the clamping nut 11 downward, one end of the pressure block 13 clamps the edge of the workpiece, so that the workpiece can be clamped conveniently and quickly according to the actual width and thickness of the workpiece, thereby improving flexibility; when clamping some irregularly shaped workpieces, first rotate the adjusting mounting block 4 to make the clamping assembly correspond to the edge of the workpiece, and then through the cooperation of the moving block 6, the first motor 7, the first threaded rod 9, the clamping nut 11, the second threaded rod 12, the second moving slider 20, the guide slider 21, the pressure block 13, the third threaded rod 17, and the first moving slider 18, the pressure block 13 clamps the workpiece, thus clamping irregularly shaped workpieces, thereby improving practicality; when the staff uses the pressure block 13 to clamp the workpiece, the anti-slip gasket 14 provided on the pressure block 13 can increase the friction between the pressure block 13 and the workpiece surface, thereby avoiding movement during processing of the workpiece and affecting the processing effect.

[0028] The working principle of the utility model: when in use, through the mutual cooperation between the second motor 10, the mounting block 4, the moving block 6, the first motor 7, the first threaded rod 9, the clamping nut 11, the second threaded rod 12, the second moving slider 20, the guide slider 21, the pressure block 13, the third threaded rod 17, the first moving slider 18 and other components, when the staff clamps the workpiece, first, the workpiece is placed on the top of the base 1, and then, according to the width of the workpiece, the second motor 10 is started, the second motor 10 drives the first threaded rod 9 to rotate, the first threaded rod 9 drives the first moving slider 18 and the second moving slider 20 set thereon to move close to the edge of the workpiece, and then, according to the thickness of the workpiece, the first motor 7 is started, the first motor 7 drives the third threaded rod 17 to rotate, and the third threaded rod 17 drives the pressure block 13 set thereon to move downward until the anti-slip gasket 14 set on the pressure block 13 is fitted with the edge of the workpiece, and then screwed. The clamping nut 11 is tightened and screwed downwardly, so that one end of the pressure block 13 clamps the edge of the workpiece, so that the workpiece can be clamped conveniently and quickly according to the actual width and thickness of the workpiece, thereby improving flexibility; when clamping some irregularly shaped workpieces, first rotate the adjusting mounting block 4 to make the clamping assembly correspond to the edge of the workpiece, and then through the cooperation of the moving block 6, the first motor 7, the first threaded rod 9, the clamping nut 11, the second threaded rod 12, the second moving slider 20, the guide slider 21, the pressure block 13, the third threaded rod 17, and the first moving slider 18, the pressure block 13 clamps the workpiece, so that irregularly shaped workpieces can be clamped, thereby improving practicality; when the staff uses the pressure block 13 to clamp the workpiece, the anti-slip gasket 14 provided on the pressure block 13 can increase the friction between the pressure block 13 and the workpiece surface, thereby avoiding movement during processing of the workpiece and affecting the processing effect.

[0029] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements shall fall within the scope of the present invention as claimed.

Claims

1. A workpiece clamping and fixing assembly for a five-axis machining center, comprising a base (1) and support legs (2), characterized in that: The top of the base (1) is provided with four mounting blocks (4), each mounting block (4) is rotatably mounted at the edge of the top of the base (1), the top of each mounting block (4) is provided with a moving block (6), the bottom of each moving block (6) is fixedly connected with a first moving slider (18), the top of each mounting block (4) is provided with a second slide groove (23), each first moving slider (18) is slidably connected in the corresponding second slide groove (23), a side wall of each moving block (6) is provided with a first slide groove (8), the top of each moving block (6) is fixedly installed with a first motor (7), the output end of each first motor (7) is fixedly installed with a third threaded rod (17), and each third threaded rod (17) is fixedly installed with a third threaded rod (17). ) are rotatably mounted on the bottom inner wall of the corresponding first slide groove (8), the outer wall of each third threaded rod (17) is provided with a pressure block (13), the top of one end of each pressure block (13) is provided with a first threaded hole (16), the middle of the top of each pressure block (13) is provided with a connecting hole (15), each pressure block (13) is threadedly connected to the outer wall of the corresponding third threaded rod (17) through the first threaded hole (16) provided thereon, each connecting hole (15) is interspersed with a second threaded rod (12), the outer wall of the upper end of each second threaded rod (12) is threadedly connected with a clamping nut (11), and the bottom of each pressure block (13) away from the moving block (6) is fixedly installed with an anti-slip gasket (14).

2. The workpiece clamping and fixing assembly for a five-axis machining center according to claim 1, characterized in that: A second movable slider (20) is fixedly mounted on the bottom of each second threaded rod (12), and each second movable slider (20) is slidably connected to a corresponding second slide groove (23). A guide slide groove (24) is provided on the front and rear inner walls of each second slide groove (23).

3. The workpiece clamping and fixing assembly of a five-axis machining center according to claim 2, characterized in that: The front and rear sides of each second movable slider (20) are respectively fixedly connected with a guide slider (21), each guide slider (21) is slidably connected in a corresponding guide slot (24), and a second threaded hole (19) is opened on the left side of each second movable slider (20).

4. The workpiece clamping and fixing assembly for a five-axis machining center according to claim 1, characterized in that: A second motor (10) is fixedly mounted on a side surface of each mounting block (4) near the edge of the base (1), a first threaded rod (9) is fixedly mounted on the output end of each second motor (10), and the other end of each first threaded rod (9) is rotatably mounted on an inner wall of a corresponding second slide groove (23).

5. The workpiece clamping and fixing assembly for a five-axis machining center according to claim 1, characterized in that: Each of the first movable sliders (18) is threadedly connected to the outer wall of the corresponding first threaded rod (9) through a second threaded hole (19) opened thereon, and each of the second movable sliders (20) is threadedly connected to the outer wall of the corresponding first threaded rod (9) through a third threaded hole (22) opened thereon.

6. The workpiece clamping and fixing assembly for a five-axis machining center according to claim 1, characterized in that: Four groups of arc-shaped sliding grooves (5) are provided on the top of the base (1), and a connecting slider (25) is fixedly installed at one end of the bottom of each mounting block (4) away from the edge of the base (1), and each connecting slider (25) is slidably connected in the corresponding arc-shaped sliding groove (5).

7. The workpiece clamping and fixing assembly for a five-axis machining center according to claim 1, characterized in that: Support legs (2) are fixedly mounted at the four corners of the bottom of the base (1).

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