CN220993569U - Positioning device for machining mechanical parts - Google Patents
Positioning device for machining mechanical parts Download PDFInfo
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- CN220993569U CN220993569U CN202323043266.8U CN202323043266U CN220993569U CN 220993569 U CN220993569 U CN 220993569U CN 202323043266 U CN202323043266 U CN 202323043266U CN 220993569 U CN220993569 U CN 220993569U
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Abstract
The utility model discloses a positioning device for machining mechanical parts, which relates to the technical field of positioning devices and comprises a machining table, a fixing frame, a driving motor, a positioning mechanism and a clamping mechanism, wherein the positioning mechanism and the clamping mechanism are used for machining and positioning a machined part, and the positioning mechanism comprises a rotating shaft, a mandrel moving groove, a moving column and a three-jaw positioning block; the rotary shaft is characterized in that scale marks are arranged on the outer side of the rotary shaft, a connecting block is fixedly connected to the outer end of the movable column, a connecting column is fixedly arranged at the lower end of the connecting block, a reading ring is fixedly connected to one end of the connecting column, which is close to the rotary shaft, and the reading ring is sleeved on the outer side of the rotary shaft and is matched with the scale marks to judge the movable position of the movable column. According to the utility model, the positioning operation of different workpieces can be realized by arranging the positioning mechanism, so that the processing initial position of the workpiece and the lathe tool bit are in an aligned state, the time consumed in the subsequent tool setting process is reduced, and the processing efficiency is effectively improved.
Description
Technical Field
The utility model relates to the technical field of positioning devices, in particular to a positioning device for machining mechanical parts.
Background
In the existing machining of mechanical parts on the market, machining is carried out through a machining lathe, in the machining process, the parts are usually needed to be positioned at first, positioning is generally achieved by using methods of three-jaw self-centering or four-jaw and other universal fixtures for modifying clamping jaws, then machining is carried out, and as the length and machining positions of workpieces to be machined are different, when different workpieces are machined, the initial positions of the machining positions of the workpieces and tool bits are in a non-aligned state, tool setting operation is needed to be carried out on the machine tool, the adjustment time of the tool setting operation is long, the working efficiency is reduced, and the practicability is poor.
Disclosure of utility model
The utility model aims to provide a positioning device for machining mechanical parts, which solves the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The positioning device for machining the mechanical parts comprises a machining table, wherein a fixing frame is fixedly arranged at the upper end of one side of the machining table, a driving motor is fixedly arranged above the fixing frame, a positioning mechanism is arranged at the output end of the driving motor, a clamping mechanism is arranged at the other side of the machining table, the positioning mechanism and the clamping mechanism are used for machining and positioning a workpiece, the positioning mechanism comprises a rotating shaft, and the rotating shaft is fixedly arranged at the output end of the driving motor;
A mandrel moving groove is formed in the rotating shaft, a moving column is arranged in the mandrel moving groove, and a three-jaw positioning block is fixedly arranged at the outer end of the moving column;
the rotary shaft is characterized in that scale marks are arranged on the outer side of the rotary shaft, a connecting block is fixedly connected to the outer end of the movable column, a connecting column is fixedly arranged at the lower end of the connecting block, a reading ring is fixedly connected to one end of the connecting column, which is close to the rotary shaft, and the reading ring is sleeved on the outer side of the rotary shaft and is matched with the scale marks to judge the movable position of the movable column.
As still further aspects of the utility model: the clamping mechanism comprises a T-shaped chute, the T-shaped chute is formed at the top end of a processing table, a sliding block is arranged in the T-shaped chute, a screw is arranged on one side of the processing table, one end of the screw penetrates through the outer wall of the processing table and the inside of the sliding block to the T-shaped chute, a connecting frame is fixedly connected with the top end of the sliding block, a disc is fixedly connected to one side, close to the connecting frame, of the fixing frame, and a conical positioning block is arranged on one side, close to the disc, of the fixing frame.
As still further aspects of the utility model: the upper end of the rotating shaft, which is close to one end of the movable column, is provided with a threaded hole, and a screw in threaded connection with the threaded hole is arranged above the rotating shaft.
As still further aspects of the utility model: the inner side of the mandrel moving groove is provided with an inner thread, the outer side of the moving column is provided with an outer thread matched with the inner thread of the mandrel moving groove, and the moving column and the rotating shaft form threaded connection.
As still further aspects of the utility model: the conical positioning block is rotationally connected with the disc, and the conical positioning block, the disc and the connecting frame are in sliding connection with the processing table through a T-shaped chute of the screw.
Compared with the prior art, the utility model has the beneficial effects that:
The positioning mechanism is arranged to realize positioning operation of different workpieces, so that the initial processing position of the workpiece and the lathe tool bit are in an aligned state, the time consumed in the subsequent tool setting process is reduced, and the processing efficiency is effectively improved.
Drawings
FIG. 1 is a schematic perspective view showing the working state of a positioning device for machining mechanical parts;
FIG. 2 is a schematic diagram showing a sectional structure of a rotary shaft of a positioning device for machining mechanical parts;
fig. 3 is a schematic perspective view showing an idle state of the positioning device for machining mechanical parts.
In the figure: 1. a processing table; 2. a fixing frame; 3. a driving motor; 4. a positioning mechanism; 401. a rotating shaft; 402. scale marks; 403. a moving column; 404. a three-jaw positioning block; 405. a reading ring; 406. a connecting column; 407. a connecting block; 408. a spindle moving groove; 5. a clamping mechanism; 501. a slide block; 502. a connecting frame; 503. a disc; 504. a conical positioning block; 505. a screw; 506. a T-shaped chute; 6. a screw; 7. a work piece; 8. and (3) a threaded hole.
Detailed Description
Referring to fig. 1 to 3, in an embodiment of the utility model, a positioning device for machining a mechanical part comprises a machining table 1, wherein a fixing frame 2 is fixedly arranged at the upper end of one side of the machining table 1, a driving motor 3 is fixedly arranged above the fixing frame 2, a positioning mechanism 4 is arranged at the output end of the driving motor 3, a clamping mechanism 5 is arranged at the other side of the machining table 1, the positioning mechanism 4 and the clamping mechanism 5 are used for machining and positioning a workpiece 7, the positioning mechanism 4 comprises a rotating shaft 401, and the rotating shaft 401 is fixedly arranged at the output end of the driving motor 3;
A mandrel moving groove 408 is formed in the rotating shaft 401, a moving column 403 is arranged in the mandrel moving groove 408, and a three-jaw positioning block 404 is fixedly arranged at the outer end of the moving column 403;
The scale mark 402 is arranged on the outer side of the rotating shaft 401, the connecting block 407 is fixedly connected to the outer end of the movable column 403, the connecting column 406 is fixedly connected to the lower end of the connecting block 407, the reading ring 405 is fixedly connected to one end of the connecting column 406, which is close to the rotating shaft 401, the reading ring 405 is sleeved on the outer side of the rotating shaft 401, and the reading ring 405 is matched with the scale mark 402 to judge the movable position of the movable column 403.
The positioning device controls the fixed position of the workpiece 7 through the clamping mechanism 4, and comprises the following specific operation steps: firstly, the rotating shaft 402 is held to keep motionless, then the moving column 403 is rotated, the moving column 403 moves along the inner part of the mandrel moving groove 408 through the threaded connection structure of the moving column 403 and the rotating shaft 402, the moving column 403 moves to drive the three-jaw positioning block 404 to synchronously move, meanwhile, the moving column 403 moves to drive the connecting block 407, the connecting column 406 and the reading ring 405 to move until the three-jaw positioning block 404 moves to the required positioning position of the workpiece 7, the operation can adapt to the positioning operation of different workpieces, the initial processing position of the workpiece is aligned with the lathe tool bit, the time consumed in the subsequent tool setting process is reduced, and the processing efficiency is effectively improved;
In this process, the reading ring 405 moves outside the rotating shaft 402, and the position of the three-jaw positioning block 404 can be determined by matching the reading ring 405 with the scale mark 402.
In fig. 1: the fixture 5 comprises a T-shaped chute 506, the T-shaped chute 506 is formed at the top end of the processing table 1, a sliding block 501 is arranged in the T-shaped chute 506, a screw 505 is arranged on one side of the processing table 1, one end of the screw 505 penetrates through the outer wall of the processing table 1 and the inside of the sliding block 501 to the T-shaped chute 506, a connecting frame 502 is fixedly connected to the top end of the sliding block 501, a disc 503 is fixedly connected to one side, close to the connecting frame 502 and the fixing frame 2, of the disc 503, and a conical locating block 504 is arranged on one side, close to the fixing frame 2, of the disc 503.
The positioning device realizes the fixation of a workpiece 7 through the cooperation of the clamping mechanism 5 and the positioning mechanism 4, and comprises the following specific operation steps: after the operation steps of the positioning mechanism 4 are completed, the rotating screw 505 presses the sliding block 501 to move, the sliding block 501 moves to drive the connecting frame 502, the disc 503 and the conical positioning block 504 to move, and the conical positioning block 504 moves to be matched with the three-jaw positioning block to realize the pressing and positioning of two sides of the workpiece 7.
In fig. 2: a threaded hole 8 is formed in the upper end, close to one end of the movable column 403, of the rotating shaft 401, and a screw 6 in threaded connection with the threaded hole 8 is arranged above the rotating shaft 401.
According to the positioning device, the movable column 403 is fixed and pressed through the screw 6, and particularly the movable column 403 is pressed through the screw and the corresponding threaded hole in a threaded connection mode, so that the movable column 403 is prevented from being deviated when the rotating shaft 401 rotates during the operation of the driving motor 3.
In fig. 2: the inner thread is formed in the mandrel moving groove 408, the outer side of the moving column 403 is formed with the outer thread matched with the inner thread in the mandrel moving groove 408, and the moving column 403 is in threaded connection with the rotating shaft 401.
By this structure, the moving column 403 can be forced to move when the rotating shaft 401 rotates, so as to control the processing length of the workpiece 7.
In fig. 1: the conical positioning block 504 is rotationally connected with the disc 503, and the conical positioning block 504, the disc 503 and the connecting frame 502 are in sliding connection with the processing table 1 through a T-shaped chute 506 of a screw 505.
Through the structure, the positioning device can synchronously drive the workpiece 7 to synchronously rotate when the driving motor 3 runs, and the lathe tool can process the workpiece.
The working principle of the utility model is as follows: firstly, the rotating shaft 402 is held to be fixed, then the moving column 403 is rotated to be in threaded connection with the rotating shaft 402, so that the moving column 403 moves along the inner part of the mandrel moving groove 408, the moving column 403 moves to drive the three-jaw positioning block 404 to synchronously move, and meanwhile, the moving column 403 moves to drive the connecting block 407, the connecting column 406 and the reading ring 405 to move until the three-jaw positioning block 404 moves to a position where a workpiece 7 is to be positioned, thereby enabling the processing initial position of the workpiece to be in an aligned state with a lathe tool bit, reducing time consumed in the subsequent tool setting process, and effectively improving the processing efficiency;
Then, the screw 505 is rotated to press the sliding block 501 to move, the sliding block 501 moves to drive the connecting frame 502, the disc 503 and the conical positioning block 504 to move, the conical positioning block 504 moves to be matched with the three-jaw positioning block to realize the compression positioning on two sides of the workpiece 7, and then the screw 6 is screwed to compress the moving column 403;
Finally, the driving motor 3 is started to drive the positioning mechanism 4 to rotate, and as the conical positioning block 504 moves to be matched with the three-jaw positioning block to realize the pressing and positioning of two sides of the workpiece 7, the positioning mechanism 4 rotates to synchronously drive the workpiece 7 and the conical positioning block 504 to rotate, so that the workpiece can be processed in all directions.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (5)
1. The utility model provides a positioner is used in machine part processing, includes processing platform (1), its characterized in that, processing platform (1) one side upper end fixed mounting has mount (2), mount (2) top fixed mounting has driving motor (3), positioning mechanism (4) are installed to driving motor (3) output, processing platform (1) opposite side is provided with fixture (5), positioning mechanism (4), fixture (5) are used for the processing location to machined part (7), positioning mechanism (4) contain pivot (401), pivot (401) fixed mounting is in driving motor (3) output;
A mandrel moving groove (408) is formed in the rotating shaft (401), a moving column (403) is arranged in the mandrel moving groove (408), and a three-jaw positioning block (404) is fixedly arranged at the outer end of the moving column (403);
The automatic detection device is characterized in that scale marks (402) are arranged on the outer side of the rotating shaft (401), a connecting block (407) is fixedly connected to the outer end of the movable column (403), a connecting column (406) is fixedly arranged at the lower end of the connecting block (407), a reading ring (405) is fixedly connected to one end, close to the rotating shaft (401), of the connecting column (406), the reading ring (405) is sleeved on the outer side of the rotating shaft (401), and the reading ring (405) is matched with the scale marks (402) to judge the movable position of the movable column (403).
2. The positioning device for machining mechanical parts according to claim 1, wherein the clamping mechanism (5) comprises a T-shaped chute (506), the T-shaped chute (506) is formed at the top end of the machining table (1), a sliding block (501) is arranged in the T-shaped chute (506), a screw rod (505) is arranged on one side of the machining table (1), one end of the screw rod (505) penetrates through the outer wall of the machining table (1) and the inside of the sliding block (501) to the T-shaped chute (506), a connecting frame (502) is fixedly connected to the top end of the sliding block (501), a disc (503) is fixedly connected to one side, close to each other, of the connecting frame (502) and the fixing frame (2), and a conical positioning block (504) is arranged on one side, close to each other, of the disc (503).
3. The positioning device for machining mechanical parts according to claim 1, wherein a threaded hole (8) is formed in the upper end of the rotating shaft (401) close to one end of the moving column (403), and a screw (6) in threaded connection with the threaded hole (8) is arranged above the rotating shaft (401).
4. The positioning device for machining mechanical parts according to claim 1, wherein the mandrel moving groove (408) is internally formed with an internal thread, the moving column (403) is externally formed with an external thread matching the internal thread of the mandrel moving groove (408), and the moving column (403) is screwed with the rotating shaft (401).
5. The positioning device for machining mechanical parts according to claim 2, wherein the conical positioning block (504) is rotatably connected with the disc (503), and the conical positioning block (504), the disc (503) and the connecting frame (502) are slidably connected with the machining table (1) through a T-shaped chute (506) of a screw (505).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323043266.8U CN220993569U (en) | 2023-11-11 | 2023-11-11 | Positioning device for machining mechanical parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323043266.8U CN220993569U (en) | 2023-11-11 | 2023-11-11 | Positioning device for machining mechanical parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220993569U true CN220993569U (en) | 2024-05-24 |
Family
ID=91117550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323043266.8U Active CN220993569U (en) | 2023-11-11 | 2023-11-11 | Positioning device for machining mechanical parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220993569U (en) |
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2023
- 2023-11-11 CN CN202323043266.8U patent/CN220993569U/en active Active
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