CN222344910U - Flexible positioning and clamping unit - Google Patents
Flexible positioning and clamping unit Download PDFInfo
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- CN222344910U CN222344910U CN202421257823.8U CN202421257823U CN222344910U CN 222344910 U CN222344910 U CN 222344910U CN 202421257823 U CN202421257823 U CN 202421257823U CN 222344910 U CN222344910 U CN 222344910U
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- 230000002457 bidirectional effect Effects 0.000 claims abstract description 26
- 239000011241 protective layer Substances 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims 1
- 238000003801 milling Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a flexible positioning and clamping unit, which relates to the technical field of flexible positioning and clamping and comprises a bottom plate, a height adjusting structure, a moving plate and a clamping structure, wherein the height adjusting structure is arranged at the upper end of the bottom plate, the moving plate is arranged at the upper end of the height adjusting structure, the clamping structure is arranged at the upper end of the moving plate, a first servo motor drives a second servo motor to rotate a first bidirectional threaded rod, the first bidirectional threaded rod rotates to enable two groups of sliding blocks on the first surface of the second bidirectional threaded rod to be close to each other, the first groups of sliding blocks are close to each other to drive the first clamping plates to be close to each other so as to clamp and fix a workpiece, the second servo motor drives the second bidirectional threaded rod to rotate, the second bidirectional threaded rod rotates to enable the second groups of sliding blocks on the second surface of the second bidirectional threaded rod to be close to each other, and the second groups of sliding blocks are close to each other so as to clamp and fix the workpiece.
Description
Technical Field
The utility model relates to the technical field of flexible positioning and clamping, in particular to a flexible positioning and clamping unit.
Background
When the milling machine works, the workpiece is arranged on the worktable or accessories such as the dividing head, the milling cutter rotates to main motion, and the workpiece can obtain the required processing surface by assisting the feeding motion of the worktable or the milling head. The multi-edge intermittent cutting results in high productivity of the milling machine. And the popularization of the numerical control milling machine greatly shortens the manufacturing period of the product and reduces the manufacturing cost. When the milling machine works, the corresponding clamp is generally required to be equipped for clamping and fixing the workpiece, but the structure of the existing clamp is generally simpler, and other complex workpieces can be machined only by the special clamp, but the special clamps have no universality, so that the clamp cannot be used continuously after the batch of products are used, and the clamp is wasted. Accordingly, a flexible positioning and clamping unit is provided by those skilled in the art to solve the problems set forth in the background art.
Disclosure of utility model
The utility model aims to provide a flexible positioning and clamping unit which solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
A flexible positioning clamping unit comprises a bottom plate, a height adjusting structure, a moving plate and a clamping structure, wherein the height adjusting structure is arranged at the upper end of the bottom plate, the moving plate is arranged at the upper end of the height adjusting structure, the clamping structure is arranged at the upper end of the moving plate, the clamping structure comprises a supporting plate, a first sliding groove, a first clamping groove, a second sliding groove, a first sliding block, a first clamping plate, a second sliding block, a second clamping plate, a protective layer, a top plate, a first servo motor, a first bidirectional threaded rod, a second servo motor and a second bidirectional threaded rod, the supporting plate is fixedly arranged at the rear end of the upper surface of the moving plate, the first sliding groove is arranged at the left end of the front side surface of the supporting plate, the second sliding groove is arranged at the right end of the front side surface of the supporting plate, the first sliding groove is symmetrical to the position of the second sliding groove, the first sliding groove and the second sliding groove are all penetrated through the upper side surface and the lower side surface of the supporting plate, the first clamping groove is respectively arranged on the left side surface and the right side surface of the inside the first sliding groove, the second clamping groove is respectively arranged on the left side surface and the right side surface of the inside the first sliding groove, the first sliding groove is respectively movably mounted on the left side and the right side surface of the inside the first sliding groove is respectively.
Preferably, the upper end and the lower end of the inside of the second sliding groove are respectively and movably provided with a second sliding block, the number of the second sliding blocks is two, the surfaces of the left side and the right side of the second sliding blocks of the two groups are respectively and fixedly provided with a second clamping block, and the second clamping blocks are movably clamped in the second clamping groove.
Preferably, the two clamping plates II are fixedly arranged on the front side surfaces of the two groups of sliding blocks II, the number of the clamping plates II is two, and protective layers are fixedly arranged on the surfaces of one sides of the two groups of clamping plates I, which correspond to the two groups of clamping plates II.
Preferably, a top plate is fixedly arranged on the upper surface of the supporting plate, a first servo motor is fixedly arranged at the left end of the upper surface of the top plate, and a first bidirectional threaded rod is movably arranged in the middle of the bottom surface of the first servo motor.
Preferably, one end of the first bidirectional threaded rod far away from the first servo motor penetrates through the top plate and the first two groups of sliding blocks and is movably connected with the upper surface of the movable plate, and the second servo motor is fixedly arranged at the right end of the upper surface of the top plate.
Preferably, a second bidirectional threaded rod is movably arranged in the middle of the bottom surface of the second servo motor, and one end of the second bidirectional threaded rod, which is far away from the second servo motor, penetrates through the top plate and the second two groups of sliding blocks and is movably connected with the upper surface of the movable plate.
Preferably, the height adjusting structure comprises telescopic cylinders and telescopic rods, wherein the telescopic cylinders are fixedly arranged in the middle of the left end and the right end of the upper surface of the bottom plate, and the number of the telescopic cylinders is two.
Preferably, the middle of the upper surfaces of the two groups of telescopic cylinders is movably provided with two groups of telescopic rods, and the upper surfaces of the two groups of telescopic rods are fixedly connected with the bottom surface of the movable plate.
Preferably, the vibration reduction rubber cushion is fixedly arranged on the bottom surface of the bottom plate, and mounting threaded holes are formed in the periphery of the upper surface of the bottom plate in a penetrating manner.
Preferably, the number of the mounting threaded holes is four, and the four groups of the mounting threaded holes penetrate through the vibration reduction rubber cushion.
Compared with the prior art, the workpiece clamping device has the beneficial effects that the protective layer is used for protecting the surface of a workpiece from being worn by the first clamping plates and the second clamping plates, the first servo motor drives the first bidirectional threaded rod to rotate, the first bidirectional threaded rod rotates to enable the first sliding blocks on the first surface of the first bidirectional threaded rod to be close to each other, the first sliding blocks are close to each other to drive the first clamping plates to be close to each other so as to clamp and fix the workpiece, the second servo motor drives the second bidirectional threaded rod to rotate, the second bidirectional threaded rod rotates to enable the second sliding blocks on the second surface of the second bidirectional threaded rod to be close to each other, and the second sliding blocks are close to each other to drive the second clamping plates to be close to each other so as to clamp and fix the workpiece.
The two groups of telescopic air cylinders respectively drive the two groups of telescopic rods to move up and down, the two groups of telescopic rods move up and down to drive the movable plate to move up and down, and the movable plate moves up and down to drive the clamping structure to move up and down, so that the height of the clamping structure can be adjusted, the problem that the clamp is wasted because the structure of the existing clamp is generally simple and other complex workpieces can be machined by special clamps is solved, the special clamps have no universality and can not be used continuously after the batch of products are used.
Drawings
Fig. 1 is a schematic view of the overall structure of a flexible positioning and clamping unit.
Fig. 2 is a schematic structural view of a part of the flexible positioning and clamping unit in a split structure.
Fig. 3 is a schematic structural view of a height adjusting structure in the flexible positioning and clamping unit.
Fig. 4 is a schematic view of the structure of the moving plate and the supporting plate in the flexible positioning and clamping unit.
Fig. 5 is a schematic structural view of a part of the clamping structure in the flexible positioning and clamping unit.
Fig. 6 is a schematic structural diagram of a first slider, a first fixture block, a second slider and a second fixture block in the flexible positioning and clamping unit.
Fig. 7 is a schematic structural diagram of a first slider, a first clamping block, a first clamping plate, a second slider, a second clamping block, a second clamping plate and a protective layer in the flexible positioning and clamping unit.
Fig. 8 is a schematic structural view of a clamping structure in the flexible positioning and clamping unit.
In the figure, a 1-bottom plate, a 101-vibration reduction rubber cushion, a 102-installation threaded hole, a 2-telescopic cylinder, a 201-telescopic rod, a 3-moving plate, a 4-supporting plate, a 5-sliding groove I, a 501-clamping groove I, a 6-sliding groove II, a 601-clamping groove II, a 7-sliding block I, a 701-clamping block I, a 702-clamping plate I, an 8-sliding block II, an 801-clamping block II, an 802-clamping plate II, a 9-protective layer, a 10-top plate, an 11-servo motor I, a 1101-bidirectional threaded rod I, a 12-servo motor II and a 1201-bidirectional threaded rod II are arranged.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
Referring to FIGS. 1-8, a flexible positioning and clamping unit according to an embodiment of the present utility model includes a base plate 1, a height adjusting structure, a moving plate 3 and a clamping structure, wherein the height adjusting structure is disposed at the upper end of the base plate 1, the moving plate 3 is disposed at the upper end of the height adjusting structure, and the clamping structure is disposed at the upper end of the moving plate 3, the clamping structure includes a support plate 4, a first chute 5, a first clamping groove 501, a second chute 6, a second clamping groove 601, a first slider 7, a first clamping block 701, a first clamping plate 702, a second slider 8, a second clamping block 801, a second clamping plate 802, a protective layer 9, a top plate 10, a first servo motor 11, a first bidirectional threaded rod 1101, a second clamping block, The servo motor II 12 and the bi-directional threaded rod II 1201 are fixedly arranged at the rear end on the upper surface of the moving plate 3, the first sliding grooves 5 are formed at the left end on the front side surface of the supporting plate 4, the second sliding grooves 6 are formed at the right end on the front side surface of the supporting plate 4, the first sliding grooves 5 and the second sliding grooves 6 are symmetrically arranged, the first sliding grooves 5 and the second sliding grooves 6 penetrate through the upper side surface and the lower side surface of the supporting plate 4, the first clamping grooves 501 are formed on the left side surface and the right side surface of the inside of the first sliding grooves 5, the second clamping grooves 601 are formed on the left side surface and the right side surface of the inside of the second sliding grooves 6, the first sliding blocks 7 are movably arranged at the upper end and the lower end of the inside of the first sliding grooves 5, the first clamping blocks 701 are fixedly arranged on the left side surface and the right side surface of the first sliding blocks 7 of the two groups, the first clamping blocks 701 are movably clamped inside the first clamping grooves 501, the first clamping plates 702 are fixedly arranged on the front side surfaces of the two groups of the first sliding blocks 7, the number of the clamping plates I702 is two, the upper end and the lower end in the sliding groove II 6 are respectively and movably provided with a sliding block II 8, the number of the sliding blocks II 8 is two, the left side surface and the right side surface of the sliding block II 8 of the two groups are respectively and fixedly provided with a clamping block II 801, the clamping block II 801 is movably clamped in the clamping groove II 601, the front side surfaces of the sliding blocks II 8 of the two groups are respectively and fixedly provided with a clamping plate II 802, the number of the clamping plates II 802 is two groups, one side surface of the clamping plates I702 of the two groups, which corresponds to one side surface of the clamping plates II 802 of the two groups, are respectively and fixedly provided with a protective layer 9, the upper surface of the supporting plate 4 is fixedly provided with a top plate 10, the left end on the upper surface of the top plate 10 is fixedly provided with a first servo motor 11, the middle on the bottom surface of the first servo motor 11 is movably provided with a two-way threaded rod I1101, one end of a two-way threaded rod 1101, which is far away from a servo motor 11, penetrates through the top plate 10 and the two groups of sliding blocks 7 and is movably connected with the upper surface of the movable plate 3, a servo motor 12 is fixedly arranged at the right end on the upper surface of the top plate 10, a two-way threaded rod 1201 is movably arranged in the middle of the upper surface of the servo motor 12, one end of the two-way threaded rod 1201, which is far away from the servo motor 12, penetrates through the top plate 10 and the two groups of sliding blocks 8 and is movably connected with the upper surface of the movable plate 3, the height adjusting structure comprises telescopic cylinders 2 and telescopic rods 201, telescopic cylinders 2 are fixedly arranged in the middle of the left end and the right end on the upper surface of the bottom plate 1, the telescopic rods 201 are movably arranged in the middle of the upper surface of the two groups of the telescopic cylinders 2, the telescopic rods 201 are fixedly connected with the bottom surface of the movable plate 3, vibration reduction rubber pads 101 are fixedly arranged on the bottom surface of the bottom plate 1, mounting threaded holes 102 are circumferentially penetrated through the upper surface of the bottom plate 1, the number of the mounting threaded holes 102 is four groups, and the four groups of mounting threaded holes 102 penetrate through the vibration reduction rubber pads 101.
The working principle of the utility model is as follows:
The utility model relates to a flexible positioning and clamping unit, in a specific use process, a bottom plate 1 is fixed at a proper position on a milling machine workbench through four groups of mounting threaded holes 102 and bolts, a workpiece is placed between two groups of clamping plates 702 and 802, a protective layer 9 is used for protecting the surface of the workpiece from being worn by the two groups of clamping plates 702 and 802, a servo motor 11 drives a bidirectional threaded rod 1101 to rotate, the two groups of sliding blocks 7 on the surface of the bidirectional threaded rod 1101 are mutually close, the two groups of sliding blocks 7 mutually close and drive the two groups of clamping plates 702 to mutually close so as to clamp and fix the workpiece, a servo motor 12 drives the two groups of sliding blocks 8 on the surface of the bidirectional threaded rod 1201 to mutually close, the two groups of sliding blocks 8 mutually drive the two groups of clamping plates 802 to mutually close so as to clamp and fix the workpiece, the two groups of telescopic rods 201 are respectively driven to move up and down through two groups of telescopic cylinders 2, the two groups of telescopic rods 201 are driven to move up and down, the moving plates 3 are driven to move up and down, and the clamping structure can be adjusted to move up and down.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. A flexible positioning and clamping unit comprises a bottom plate (1), a height adjusting structure, a moving plate (3) and a clamping structure, and is characterized in that the upper end of the bottom plate (1) is provided with the height adjusting structure, the upper end of the height adjusting structure is provided with the moving plate (3), the upper end of the moving plate (3) is provided with the clamping structure, the clamping structure comprises a supporting plate (4), a first sliding groove (5), a clamping groove (501), a second sliding groove (6), a second clamping groove (601), a first sliding block (7), a first clamping block (701), a first clamping plate (702), a second sliding block (8), a second clamping block (801), a second clamping plate (802), a protective layer (9), a top plate (10), a first servo motor (11), a first bidirectional threaded rod (1101), a second servo motor (12) and a second bidirectional threaded rod (1201), the rear end of the upper surface of the moving plate (3) is fixedly provided with the supporting plate (4), the left end of the front side surface of the supporting plate (4) is provided with the first sliding groove (5), the right end of the front side surface of the supporting plate (4) is provided with the second sliding groove (6), the first sliding groove (5) and the second sliding groove (6) is symmetrically arranged on the front side surface of the second sliding groove (6) and penetrates the upper surface of the first sliding groove (6), clamping grooves I (501) are formed in the left side surface and the right side surface of the inside of a sliding groove I (5), clamping grooves II (601) are formed in the left side surface and the right side surface of the inside of a sliding groove II (6), sliding blocks I (7) are movably mounted at the upper end and the lower end of the inside of the sliding groove I (5), the number of the sliding blocks I (7) is two, clamping blocks I (701) are fixedly mounted on the left side surface and the right side surface of the two groups of sliding blocks I (7), the clamping blocks I (701) are movably clamped in the clamping grooves I (501), clamping plates I (702) are fixedly mounted on the front side surfaces of the two groups of sliding blocks I (7), and the number of the clamping plates I (702) is two groups.
2. The flexible positioning and clamping unit according to claim 1, wherein two sliding blocks (8) are movably mounted at the upper end and the lower end of the inside of the second sliding groove (6), the number of the sliding blocks (8) is two, two clamping blocks (801) are fixedly mounted on the surfaces of the left side and the right side of the two sliding blocks (8), and the two clamping blocks (801) are movably clamped inside the second clamping groove (601).
3. The flexible positioning and clamping unit according to claim 1, wherein two clamping plates (802) are fixedly installed on the front side surfaces of the two groups of sliding blocks (8), the number of the two clamping plates (802) is two, and a protective layer (9) is fixedly installed on one side surface of the two groups of clamping plates (702) corresponding to each other and one side surface of the two groups of clamping plates (802) corresponding to each other.
4. A flexible positioning and clamping unit according to claim 1, wherein a top plate (10) is fixedly arranged on the upper surface of the supporting plate (4), a first servo motor (11) is fixedly arranged at the left end of the upper surface of the top plate (10), and a first bidirectional threaded rod (1101) is movably arranged in the middle of the bottom surface of the first servo motor (11).
5. A flexible positioning and clamping unit according to claim 1, wherein one end of the first bidirectional threaded rod (1101) far away from the first servo motor (11) penetrates through the top plate (10) and the first two groups of sliding blocks (7) and is movably connected with the upper surface of the moving plate (3), and the second servo motor (12) is fixedly arranged at the right end on the upper surface of the top plate (10).
6. A flexible positioning and clamping unit according to claim 1, characterized in that a two-way threaded rod (1201) is movably mounted in the middle of the bottom surface of the second servo motor (12), and one end of the two-way threaded rod (1201) far away from the second servo motor (12) penetrates through the top plate (10) and the two groups of sliding blocks (8) and is movably connected with the upper surface of the moving plate (3).
7. The flexible positioning and clamping unit according to claim 1, wherein the height adjusting structure comprises telescopic cylinders (2) and telescopic rods (201), the telescopic cylinders (2) are fixedly installed in the middle of the left end and the right end of the upper surface of the base plate (1), and the number of the telescopic cylinders (2) is two.
8. The flexible positioning and clamping unit according to claim 7, wherein the middle of the upper surfaces of the two groups of telescopic cylinders (2) is movably provided with telescopic rods (201), the number of the telescopic rods (201) is two, and the upper surfaces of the two groups of telescopic rods (201) are fixedly connected with the bottom surface of the movable plate (3).
9. A flexible positioning and clamping unit according to claim 1, characterized in that the bottom surface of the bottom plate (1) is fixedly provided with a vibration reduction rubber pad (101), and the periphery on the upper surface of the bottom plate (1) is provided with mounting threaded holes (102) in a penetrating way.
10. A flexible positioning and clamping unit according to claim 9, characterized in that the number of mounting screw holes (102) is four, the four sets of mounting screw holes (102) penetrating the damping rubber pad (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421257823.8U CN222344910U (en) | 2024-06-04 | 2024-06-04 | Flexible positioning and clamping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421257823.8U CN222344910U (en) | 2024-06-04 | 2024-06-04 | Flexible positioning and clamping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222344910U true CN222344910U (en) | 2025-01-14 |
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ID=94205388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421257823.8U Active CN222344910U (en) | 2024-06-04 | 2024-06-04 | Flexible positioning and clamping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222344910U (en) |
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2024
- 2024-06-04 CN CN202421257823.8U patent/CN222344910U/en active Active
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