CN220592274U - Precise bidirectional drilling machining clamping device - Google Patents
Precise bidirectional drilling machining clamping device Download PDFInfo
- Publication number
- CN220592274U CN220592274U CN202321811512.7U CN202321811512U CN220592274U CN 220592274 U CN220592274 U CN 220592274U CN 202321811512 U CN202321811512 U CN 202321811512U CN 220592274 U CN220592274 U CN 220592274U
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- China
- Prior art keywords
- positioning
- wall
- block
- bearing
- fixedly connected
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- 238000005553 drilling Methods 0.000 title claims abstract description 19
- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 14
- 238000003754 machining Methods 0.000 title description 7
- 230000001681 protective effect Effects 0.000 claims abstract description 12
- 230000006835 compression Effects 0.000 claims abstract description 7
- 238000007906 compression Methods 0.000 claims abstract description 7
- 238000012545 processing Methods 0.000 claims abstract description 6
- 238000005192 partition Methods 0.000 claims abstract description 5
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 241000209094 Oryza Species 0.000 description 4
- 235000007164 Oryza sativa Nutrition 0.000 description 4
- 235000009566 rice Nutrition 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a precise bidirectional drilling processing clamping device which comprises a bottom plate and a supporting block fixedly connected to the bottom plate, wherein a bearing is connected to the front side of the supporting block in a penetrating and rotating mode, a positioning structure for positioning the rotation angle of the bearing is connected to the middle thread of the top of the supporting block in a penetrating and connecting mode, and the positioning structure comprises balls and a protective cylinder sleeved on the outer wall of the balls. According to the utility model, a structure that the clamp body is matched with the compression block is adopted to clamp a workpiece, and the positioning block is matched with the positioning structure, the machine screw is screwed to a proper depth in the thread groove, at the moment, after the bearing rotates to a proper position, the pressure spring in the positioning structure applies pressure to the partition plate to drive the pile casing to spring into the positioning groove, so that the positioning is realized, and the workpiece can be accurately and stably fixed at a proper position due to the equidistant positioning grooves arranged on the positioning block, so that the position requirement in bidirectional drilling is ensured.
Description
Technical Field
The utility model relates to the field of numerical control machining clamping, in particular to a precise bidirectional drilling machining clamping device.
Background
Precision machining is a process of changing the external dimension or performance of a workpiece by using a machining machine, at present, when drilling is performed on a metal part, drilling equipment used in the drilling of the part can be generally close to or far away from the workpiece to be machined in a facing way and clamped and fixed at the two sides simultaneously by two clamping plates, but the workpiece to be machined cannot be accurately fixed by clamping and fixing the workpiece to be machined in the current part machining process, so that the accuracy of drilling position of two positions on the same workpiece cannot be guaranteed, position deviation is caused, and the assembly precision of the workpiece is affected.
Disclosure of Invention
The utility model aims to provide a precise bidirectional drilling clamping device, which solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a precision bidirectional drilling processing presss from both sides fixing device, includes bottom plate and fixed connection supporting shoe on the bottom plate, the supporting shoe openly rotates to alternate and is connected with the bearing, screw thread alternate in the middle of the supporting shoe top is connected with the location structure that is used for locating bearing rotation angle, location structure includes the ball and cup joints the protective casing at the ball outer wall.
Preferably, the other side of the bearing is fixedly connected with a positioning block for being matched with the positioning structure for positioning, the inner wall of the supporting block is rotationally connected with the outer wall of the positioning block, a plurality of groups of positioning grooves are formed in the outer wall of the positioning block in a surrounding mode, and the outer wall of the protective cylinder is in sliding connection with the inner wall of the positioning groove.
Preferably, the outer wall fixedly connected with of bearing one side is used for the anchor clamps body of clamp member, the positive rotation of anchor clamps body is connected with the connection pivot, connect the pivot middle part and cup joint the compact heap that is used for fixed processing member, the positive fixedly connected with lock nut of compact heap, the positive middle part screw thread of lock nut is threaded to be connected with the locking screw that is used for lock nut and compact heap, the compact heap is positive and locking screw outer wall threaded connection, the compact heap back is positive to be connected with the anchor clamps body rotation.
Preferably, the baffle is fixedly connected with at the position, close to the ball, of the inner wall of the protective cylinder, the bottom end of the baffle (406) is in sliding connection with the top end of the ball, the top end of the baffle is fixedly connected with a pressure spring, and the top end of the pressure spring is fixedly connected with an organic meter screw.
Preferably, a thread groove is formed in the middle of the top end of the supporting block, the inner wall of the thread groove is in threaded connection with the outer wall of the machine screw, and the sliding insertion connection is performed.
The utility model has the technical effects and advantages that:
according to the utility model, a workpiece is clamped by adopting a structure of matching the clamp body and the compression block, and the machine screw is screwed to a proper depth in the thread groove through matching the positioning block with the positioning structure, at the moment, after the bearing rotates to a proper position, the pressure spring in the positioning structure applies pressure to the ball, and the protective cylinder is driven to spring into the positioning groove, so that the positioning is realized, and the workpiece can be accurately and stably fixed at a proper position due to the equidistant positioning grooves arranged on the positioning block, so that the position degree requirement during bidirectional drilling is ensured.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic diagram of the internal structure of the present utility model.
FIG. 3 is a cross-sectional view of a positioning structure according to the present utility model.
In the figure: 1. a bottom plate; 2. a support block; 3. a bearing; 4. a positioning structure; 401. a machine rice screw; 402. a thread groove; 403. a pressure spring; 404. a protective barrel; 405. a ball; 406. a partition plate; 5. a positioning groove; 6. a clamp body; 7. a compaction block; 8. a lock nut; 9. locking a screw; 10. the connecting rotating shaft; 11. and (5) positioning blocks.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a precise bidirectional drilling processing clamping device as shown in fig. 1-3, which comprises a bottom plate 1 and a supporting block 2 fixedly connected to the bottom plate 1, wherein a bearing 3 is connected to the front surface of the supporting block 2 in a rotating and inserting way, a positioning structure 4 for positioning the rotation angle of the bearing 3 is connected to the middle thread of the top of the supporting block 2 in a penetrating way, and the positioning structure 4 comprises a ball 405 and a protective cylinder 404 sleeved on the outer wall of the ball 405.
The other side of the bearing 3 is fixedly connected with a positioning block 11 for being matched with the positioning structure 4 for positioning, the inner wall of the supporting block 2 is rotationally connected with the outer wall of the positioning block 11, a plurality of groups of positioning grooves 5 are formed in the outer wall of the positioning block 11 in a surrounding mode, and the outer wall of the protective cylinder 404 is in sliding connection with the inner wall of the positioning groove 5.
The protective cylinder 404 in the positioning mechanism 4 slides into the positioning groove 5 to realize accurate positioning of the rotating bearing 3, and due to the curved surface structure of the ball 405, when the bearing 3 rotates to a position nearby, the ball 405 automatically slides into the positioning groove 5 formed in the positioning block 11 under the pressure action of the pressure spring 403, so that the bearing 3 can be better positioned in the rotating process, meanwhile, due to the smooth structure of the ball 405, friction among components can be reduced when the bearing 3 is rotated, loss is reduced, and the service life of the components is prolonged.
The outer wall fixedly connected with of one side of the bearing 3 is used for clamping the anchor clamps body 6 of the component, and the front rotation of anchor clamps body 6 is connected with the connection pivot 10, and the compact heap 7 that is used for fixed processing component has been cup jointed at the connection pivot 10 middle part, and the positive fixedly connected with lock nut 8 of compact heap 7, the positive middle part screw thread of lock nut 8 is threaded to be connected with the locking screw 9 that is used for lock nut 8 and compact heap 7, and the compact heap 7 is positive and locking screw 9 outer wall threaded connection, and the compact heap 7 back is positive rotation connection with anchor clamps body 6.
The locking screw 9 and the locking nut 8 are detached from the pressing block 7, a workpiece to be drilled is placed on the clamp body 6, at the moment, the pressing block 7 and the clamp body 6 are connected through the connecting rotating shaft 10, so that the pressing block 7 can freely rotate through the connecting rotating shaft 10, the pressing block 7 is rotated to a position which is attached to the workpiece, at the moment, the locking nut 8 and the locking screw 9 are in threaded connection with the pressing block 7, the locking screw 9 is in threaded connection with the clamp body 6, and therefore the clamp fixing of the workpiece is achieved.
The inner wall of the casing 404 is fixedly connected with a baffle 406 near the ball 405, the bottom end of the baffle 406 is in sliding connection with the top end of the ball 405, the top end of the baffle 406 is fixedly connected with a pressure spring 403, and the top end of the pressure spring 403 is fixedly connected with an organic meter screw 401.
The middle part of the top end of the supporting block 2 is provided with a thread groove 402, the inner wall of the thread groove 402 is in threaded connection with the outer wall of the machine screw 401, and the protective cylinder 404 is connected in the thread groove 402 in a sliding and penetrating way.
The ball 405 in the casing 404 is in a tapered structure because the bottom end of the casing 404 is smaller than the diameter of the ball 405, and the baffle 406 is arranged at the top end of the ball 405, so the ball 405 can roll only at the bottom end of the casing 404 and cannot fall off, after positioning drilling is finished, the machine rice screw 401 can be taken out from the thread groove 402 by rotating the machine rice screw 401 through a hexagonal wrench because the hexagonal empty groove is formed in the machine rice screw 401, and the disassembly and maintenance of components are facilitated.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (5)
1. The utility model provides a precision bidirectional drilling processing clamping device, includes bottom plate (1) and fixed connection supporting shoe (2) on bottom plate (1), its characterized in that, supporting shoe (2) openly rotate and alternate to be connected with bearing (3), screw thread alternate in the middle of supporting shoe (2) top is connected with location structure (4) that are used for location bearing (3) rotation angle, location structure (4) include ball (405) and cup joint protective cylinder (404) at ball (405) outer wall.
2. The precise bidirectional drilling clamping device according to claim 1, wherein a positioning block (11) for being matched with a positioning structure (4) to position is fixedly connected to the other side of the bearing (3), the inner wall of the supporting block (2) is rotationally connected with the outer wall of the positioning block (11), a plurality of groups of positioning grooves (5) are formed in the outer wall of the positioning block (11) in a surrounding mode, and the outer wall of the casing (404) is slidingly connected with the inner wall of the positioning groove (5).
3. The precise bidirectional drilling clamping device according to claim 1, wherein a clamp body (6) for clamping a component is fixedly connected to the outer wall of one side of the bearing (3), a connecting rotating shaft (10) is rotationally connected to the front side of the clamp body (6), a compression block (7) for fixing a component to be machined is sleeved in the middle of the connecting rotating shaft (10), a locking nut (8) is fixedly connected to the front side of the compression block (7), a locking screw (9) for the locking nut (8) and the compression block (7) is threaded and connected to the middle of the front side of the locking nut (8), the front side of the compression block (7) is in threaded connection with the outer wall of the locking screw (9), and the back side of the compression block (7) is rotationally connected with the front side of the clamp body (6).
4. The precise bidirectional drilling clamping device according to claim 1, wherein a partition plate (406) is fixedly connected to the inner wall of the casing (404) close to the ball (405), the bottom end of the partition plate (406) is slidably connected to the top end of the ball (405), a pressure spring (403) is fixedly connected to the top end of the partition plate (406), and an organic meter screw (401) is fixedly connected to the top end of the pressure spring (403).
5. The precise bidirectional drilling clamping device according to claim 1, wherein a thread groove (402) is formed in the middle of the top end of the supporting block (2), the inner wall of the thread groove (402) is in threaded connection with the outer wall of a machine screw (401), and the protective cylinder (404) is in sliding penetrating connection with the thread groove (402).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321811512.7U CN220592274U (en) | 2023-07-11 | 2023-07-11 | Precise bidirectional drilling machining clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321811512.7U CN220592274U (en) | 2023-07-11 | 2023-07-11 | Precise bidirectional drilling machining clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220592274U true CN220592274U (en) | 2024-03-15 |
Family
ID=90181426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321811512.7U Active CN220592274U (en) | 2023-07-11 | 2023-07-11 | Precise bidirectional drilling machining clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220592274U (en) |
-
2023
- 2023-07-11 CN CN202321811512.7U patent/CN220592274U/en active Active
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| GR01 | Patent grant |