CN221185929U - Thread raceway trimming equipment - Google Patents
Thread raceway trimming equipment Download PDFInfo
- Publication number
- CN221185929U CN221185929U CN202323212057.1U CN202323212057U CN221185929U CN 221185929 U CN221185929 U CN 221185929U CN 202323212057 U CN202323212057 U CN 202323212057U CN 221185929 U CN221185929 U CN 221185929U
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- grinding ball
- rotating shaft
- slide rail
- fine grinding
- knife
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- 238000009966 trimming Methods 0.000 title abstract description 4
- 230000001012 protector Effects 0.000 claims description 3
- 230000003750 conditioning effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 9
- 238000005096 rolling process Methods 0.000 description 9
- 238000005498 polishing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007730 finishing process Methods 0.000 description 1
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model relates to the technical field of machinery, in particular to a thread roller path trimming device which can be used for carrying out rough grinding and fine grinding on a roller path of a ball screw simultaneously, has high working efficiency and high practicability, is convenient to use, and is suitable for mass production; the support plate is fixedly arranged on the bottom plate through the bracket; the grinding device also comprises a fine grinding ball knife, a rough grinding ball knife, a supporting block, a rotating device, a moving device and a driving mechanism, wherein the fine grinding ball knife and the rough grinding ball knife are respectively arranged at the left part and the right part of the driving mechanism, the driving mechanism is used for rotating the fine grinding ball knife and the rough grinding ball knife, the distance between the right and left directions of the fine grinding ball knife and the rough grinding ball knife is equal to the pitch of the ball screw upper raceway, the fine grinding ball knife is positioned at the front side of the rough grinding ball knife, the driving mechanism is installed on the supporting block, the supporting block is installed on the moving device, the moving device is used for moving the supporting block, the rotating device is installed on the supporting plate, and the rotating device is used for rotating the ball screw.
Description
Technical Field
The utility model relates to the technical field of machinery, in particular to thread raceway trimming equipment.
Background
The ball screw is an ideal product for converting rotary motion into linear motion or converting linear motion into rotary motion, and when the ball screw is used, the ball screw moves in a roller path of the screw, so that external components are driven to move. In order to reduce the friction force of the balls moving in the roller path, the ball screw needs to polish and repair the roller path after the ball screw is processed, so that the roller path is smoother.
In the prior art, a prosthetic finish grinding platform of ball raceway is used for to patent application number "202020665477.2", and it mainly comprises grinding stone and rotary device, and it is when using, drives ball through rotary device and rotates, polishes the raceway of lead screw through the grinding stone simultaneously, after polishing, with ball transfer to finish grinding process finish grinding raceway can.
It is found in the use process that the ball screw raceway needs to undergo two processes of rough grinding and fine grinding in the finishing process, and the grinding device in the prior art cannot perform rough grinding and fine grinding on the screw raceway at the same time, the working efficiency is low, and the use is inconvenient, so that a raceway finishing device capable of carrying out rough grinding and fine grinding on the ball screw simultaneously is needed.
Disclosure of utility model
In order to solve the technical problems, the thread raceway finishing equipment provided by the utility model can be used for simultaneously carrying out rough grinding and fine grinding on the raceway of the ball screw, has high working efficiency and high practicality, is convenient to use, and is suitable for mass production.
The thread raceway finishing equipment comprises a bottom plate, a bracket and a support plate, wherein the support plate is fixedly arranged on the bottom plate through the bracket; the grinding device also comprises a fine grinding ball knife, a rough grinding ball knife, a supporting block, a rotating device, a moving device and a driving mechanism, wherein the fine grinding ball knife and the rough grinding ball knife are respectively arranged at the left part and the right part of the driving mechanism, the driving mechanism is used for rotating the fine grinding ball knife and the rough grinding ball knife, the distance between the fine grinding ball knife and the coarse grinding ball knife in the left-right direction is equal to the pitch of a raceway on the ball screw, the fine grinding ball knife is positioned at the front side of the coarse grinding ball knife, the driving mechanism is arranged on the supporting block, the supporting block is arranged on the moving device, the moving device is used for moving the supporting block, the rotating device is arranged on the supporting plate, and the rotating device is used for rotating the ball screw; the R arc of the fine grinding ball knife and the R arc of the rough grinding ball knife are matched with the R arc of the ball screw upper raceway, when the ball screw raceway is trimmed, the ball screw is clamped and fixed through a rotating device, then a supporting block drives a driving mechanism to move forwards through a moving device, the driving mechanism drives the fine grinding ball knife and the rough grinding ball knife to move forwards until the rough grinding ball knife contacts with the ball screw raceway, then the driving mechanism is opened, the fine grinding ball knife and the rough grinding ball knife are rotated, the rotating fine grinding ball knife and the rough grinding ball knife polish the ball screw raceway, meanwhile, the ball screw is rotated through a rotating device, and meanwhile, a supporting block moves rightwards through the moving device, the supporting block enables the fine grinding ball knife and the rough grinding ball knife to move rightwards through the driving mechanism, the moving speed of the fine grinding ball knife and the rough grinding ball knife is matched with the ball screw rotating speed, the fine grinding ball knife and the rough grinding ball knife are always contacted with the ball screw raceway, and the ball knife on the ball screw raceway can be polished rightwards after the rough grinding ball knife is completed, and the ball screw raceway can be trimmed evenly; the ball screw rolling way rough grinding and fine grinding can be performed on the ball screw rolling way simultaneously, the working efficiency is high, the use is convenient, the ball screw rolling way rough grinding device is suitable for mass production, and the practicability is high.
Preferably, the rotating device comprises a fixed plate, a servo motor, a disc and a three-jaw chuck, wherein the fixed plate is fixedly arranged at the right part of the upper end of the support plate, the servo motor is fixedly arranged on the fixed plate, the output end of the servo motor is provided with a rotating shaft, the rotating shaft is rotatably arranged on the fixed plate, the disc is fixedly arranged on the rotating shaft, and the three-jaw chuck is fixedly arranged on the disc; when the ball screw rotates, the ball screw is clamped and fixed through the three-jaw chuck, then the servo motor is started, the servo motor drives the disc to rotate through the rotating shaft, and the three-jaw chuck drives the ball screw to rotate; the ball screw upper roller path is convenient to repair and polish.
Preferably, the moving device comprises an electric sliding rail A, a sliding block A and an electric sliding rail B, wherein the electric sliding rail A is fixedly arranged at the upper end of the support plate, the sliding block A is arranged on the electric sliding rail A, the electric sliding rail A is used for moving the sliding block A left and right, the electric sliding rail B is fixedly arranged on the sliding block A, the supporting block is arranged on the electric sliding rail B, and the electric sliding rail B is used for moving the supporting block back and forth; when the ball screw is polished, firstly, the supporting block moves forwards through the electric sliding rail B, the supporting block drives the driving mechanism to move forwards, the driving mechanism drives the fine grinding ball knife and the rough grinding ball knife to move forwards until the fine grinding ball knife and the rough grinding ball knife are contacted with the ball grooves of the ball screw, then, the sliding block A moves from left to right through the electric sliding rail A, the sliding block A drives the electric sliding rail B to move rightwards, the electric sliding rail B drives the supporting block to move rightwards, and the supporting block drives the fine grinding ball knife and the rough grinding ball knife to move rightwards through the driving mechanism, so that the fine grinding ball knife and the rough grinding ball knife uniformly polish the ball grooves of the ball screw in the rightwards moving process; the ball screw raceway is convenient to polish and repair.
Preferably, the driving mechanism comprises a supporting plate, a motor A, a motor B, a rotating shaft A and a rotating shaft B, wherein the supporting plate is fixedly arranged at the upper end of a supporting block, the motor A and the motor B are fixedly arranged on the supporting plate, the rotating shaft A and the rotating shaft B are rotatably arranged on the supporting plate, the input ends of the rotating shaft A and the rotating shaft B are respectively connected with the motor A and the motor B, and a fine grinding ball cutter and a coarse grinding ball cutter are respectively fixedly arranged on the rotating shaft A and the rotating shaft B; when the ball screw raceway is polished, a motor A and a motor B are turned on, and the motor A and the motor B enable the fine grinding ball knife and the rough grinding ball knife to rotate at high speed through a rotating shaft A and a rotating shaft B respectively, so that the ball screw raceway is trimmed by the fine grinding ball knife and the rough grinding ball knife in the rotating process; the ball screw raceway is convenient to repair.
Preferably, the device further comprises an electric slide rail C, a slide block C, a supporting frame and two groups of winches, wherein the electric slide rail C is arranged on the bottom plate, the slide block C is arranged on the electric slide rail C, the electric slide rail C is used for moving the slide block C back and forth, the supporting frame is fixedly arranged at the upper end of the slide block C, the two groups of winches are respectively and fixedly arranged at the left part and the right part of the upper part of the supporting frame, and ropes are arranged on the two groups of winches; when polishing ball screws with larger volumes, when clamping the ball screws, respectively binding the left part and the right part of the ball screws through ropes on two groups of windlass, clamping and fixing the ball screws through a three-jaw chuck, loosening the ropes, when the ball screws need to be taken down, respectively binding the left part and the right part of the ball screws through ropes on the two groups of windlass, driving a supporting frame to move forwards through an electric sliding rail C, driving the two groups of windlass to move forwards through the supporting frame, moving the ball screws to the position above the position to be placed when the two groups of windlass pass through the ropes, and then unreeling the ropes by the two groups of windlass, so that the ball screws can be lowered to the position to be collected; the ball screw is convenient to take and put, and convenience is improved.
Preferably, the device further comprises a collecting box, wherein the collecting box is fixedly arranged at the upper end of the bottom plate, a cavity is arranged in the collecting box, the upper end of the collecting box is provided with an opening, a plurality of through holes which are communicated up and down are formed in the support plate, and the collecting box is positioned below the plurality of through holes; when the polished scraps are required to be collected, the scraps at the upper end of the support plate are cleaned, and the scraps fall into a cavity of the collecting box through a plurality of through holes in the support plate to be collected; the collection of the scraps is facilitated.
Preferably, the servo motor is provided with a leakage protector; through the arrangement, the safety of the servo motor in the use process is improved.
Compared with the prior art, the utility model has the beneficial effects that: the ball screw rolling way rough grinding and fine grinding can be performed simultaneously, the working efficiency is high, the use is convenient, the ball screw rolling way rough grinding device is suitable for mass production, and the practicability is high.
Drawings
FIG. 1 is a schematic view of a first axial structure of the present utility model;
FIG. 2 is a schematic view of a second axial structure of the present utility model;
FIG. 3 is a schematic structural view of a rotary device;
FIG. 4 is a schematic diagram of a mobile device;
fig. 5 is a schematic structural view of the supporting frame, the hoist, the electric slide rail C, and the like;
FIG. 6 is a schematic diagram of the front view of the present utility model;
The reference numerals in the drawings: 1. a bottom plate; 2. a bracket; 3. a support plate; 4. a fine grinding ball knife; 5. coarse grinding ball knife; 6. a support block; 7. a fixing plate; 8. a servo motor; 9. a disc; 10. a three-jaw chuck; 11. an electric slide rail A; 12. a sliding block A; 13. an electric slide rail B; 14. a support plate; 15. a motor A; 16. a motor B; 17. a rotating shaft A; 18. a rotating shaft B; 19. an electric slide rail C; 20. a sliding block C; 21. a support frame; 22. a hoist; 23. and (5) collecting a box.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Example 1
As shown in fig. 1 to 6, the thread raceway dressing device of the present utility model comprises a base plate 1, a bracket 2, a support plate 3, a fine grinding ball cutter 4, a rough grinding ball cutter 5, a support block 6, a rotating device, a moving device and a driving mechanism, wherein the support plate 3 is fixedly arranged on the base plate 1 through the bracket 2, the fine grinding ball cutter 4 and the rough grinding ball cutter 5 are respectively arranged at the left part and the right part of the driving mechanism, the driving mechanism is used for rotating the fine grinding ball cutter 4 and the rough grinding ball cutter 5, the distance between the fine grinding ball cutter 4 and the rough grinding ball cutter 5 in the left-right direction is equal to the pitch of a raceway on a ball screw, the fine grinding ball cutter 4 is positioned at the front side of the rough grinding ball cutter 5, the driving mechanism is arranged on the support block 6, the support block 6 is arranged on the moving device, the moving device is used for moving the support block 6, the rotating device is arranged on the support plate 3, and the rotating device is used for rotating the ball screw; the R arc of the fine grinding ball knife 4 and the rough grinding ball knife 5 are matched with the R arc of the ball screw upper raceway, when the ball screw raceway is trimmed, the ball screw is clamped and fixed through a rotating device, then a supporting block 6 drives a driving mechanism to move forwards through a moving device, the driving mechanism drives the fine grinding ball knife 4 and the rough grinding ball knife 5 to move forwards until the rough grinding ball knife 5 contacts with the ball screw raceway, then the driving mechanism is opened, the fine grinding ball knife 4 and the rough grinding ball knife 5 are enabled to rotate, the rotating fine grinding ball knife 4 and the rough grinding ball knife 5 polish the ball screw raceway, meanwhile, the ball screw is enabled to rotate through the rotating device, and meanwhile, the supporting block 6 moves rightwards through the driving mechanism, the fine grinding ball knife 4 and the rough grinding ball knife 5 are enabled to move rightwards through the moving device, the moving speed of the fine grinding ball knife 4 and the rough grinding ball knife 5 is enabled to be matched with the ball screw rotating speed in the horizontal direction, the fine grinding ball knife 4 and the rough grinding ball knife 5 always contacts with the ball screw raceway, and the ball screw raceway can be polished by the fine grinding ball knife 4 and the rough grinding ball knife 5 after the ball knife 4 is enabled to finish the ball grinding process; the ball screw rolling way rough grinding and fine grinding can be performed on the ball screw rolling way simultaneously, the working efficiency is high, the use is convenient, the ball screw rolling way rough grinding device is suitable for mass production, and the practicability is high.
As shown in fig. 3, the rotating device comprises a fixed plate 7, a servo motor 8, a disc 9 and a three-jaw chuck 10, wherein the fixed plate 7 is fixedly arranged at the right part of the upper end of the support plate 3, the servo motor 8 is fixedly arranged on the fixed plate 7, a leakage protector is arranged on the servo motor 8, a rotating shaft is arranged at the output end of the servo motor 8, the rotating shaft is rotatably arranged on the fixed plate 7, the disc 9 is fixedly arranged on the rotating shaft, and the three-jaw chuck 10 is fixedly arranged on the disc 9; when the ball screw is rotated, the ball screw is clamped and fixed through the three-jaw chuck 10, then the servo motor 8 is started, the servo motor 8 drives the disc 9 to drive the three-jaw chuck 10 to rotate through the rotating shaft, and the three-jaw chuck 10 drives the ball screw to rotate; the ball screw upper roller path is convenient to repair and polish.
As shown in fig. 4, the moving device comprises an electric slide rail a11, a slide block a12 and an electric slide rail B13, wherein the electric slide rail a11 is fixedly installed at the upper end of the support plate 3, the slide block a12 is installed on the electric slide rail a11, the electric slide rail a11 is used for moving the slide block a12 left and right, the electric slide rail B13 is fixedly installed on the slide block a12, the supporting block 6 is installed on the electric slide rail B13, and the electric slide rail B13 is used for moving the supporting block 6 back and forth; when the ball screw is polished, firstly, the supporting block 6 moves forwards through the electric sliding rail B13, the supporting block 6 drives the driving mechanism to move forwards, the driving mechanism drives the fine grinding ball knife 4 and the coarse grinding ball knife 5 to move forwards until the fine grinding ball knife 4 and the coarse grinding ball knife 5 are contacted with the ball screw roller paths, then the sliding block A12 moves from left to right through the electric sliding rail A11, the sliding block A12 drives the electric sliding rail B13 to move rightwards, the electric sliding rail B13 drives the supporting block 6 to move rightwards, and the supporting block 6 drives the fine grinding ball knife 4 and the coarse grinding ball knife 5 to move rightwards through the driving mechanism, so that the fine grinding ball knife 4 and the coarse grinding ball knife 5 uniformly polish the ball screw roller paths in the rightwards moving process; the ball screw raceway is convenient to polish and repair.
The driving mechanism comprises a supporting plate 14, a motor A15, a motor B16, a rotating shaft A17 and a rotating shaft B18, wherein the supporting plate 14 is fixedly arranged at the upper end of a supporting block 6, the motor A15 and the motor B16 are fixedly arranged on the supporting plate 14, the rotating shaft A17 and the rotating shaft B18 are rotatably arranged on the supporting plate 14, the input ends of the rotating shaft A17 and the rotating shaft B18 are respectively connected with the motor A15 and the motor B16, and the finish grinding ball cutter 4 and the rough grinding ball cutter 5 are respectively fixedly arranged on the rotating shaft A17 and the rotating shaft B18; when the ball screw raceway is polished, a motor A15 and a motor B16 are turned on, the motor A15 and the motor B16 enable the fine grinding ball knife 4 and the rough grinding ball knife 5 to rotate at high speed through a rotating shaft A17 and a rotating shaft B18 respectively, and the fine grinding ball knife 4 and the rough grinding ball knife 5 finish the ball screw raceway in the rotating process; the ball screw raceway is convenient to repair.
As shown in fig. 1, a collecting box 23 is fixedly arranged at the upper end of a bottom plate 1, a cavity is arranged in the collecting box 23, the upper end of the collecting box 23 is provided with an opening, a plurality of through holes which are communicated up and down are arranged on a support plate 3, and the collecting box 23 is positioned below the plurality of through holes; when the polished scraps are required to be collected, the scraps at the upper end of the support plate 3 are cleaned, and the scraps fall into the cavity of the collecting box 23 through a plurality of through holes on the support plate 3 to be collected; the collection of the scraps is facilitated.
Example 2
On the basis of the embodiment 1, an electric slide rail C19, a slide block C20, a supporting frame 21 and two groups of windlass 22 are additionally arranged, wherein the electric slide rail C19 is arranged on the bottom plate 1, the slide block C20 is arranged on the electric slide rail C19, the electric slide rail C19 is used for moving the slide block C20 back and forth, the supporting frame 21 is fixedly arranged at the upper end of the slide block C20, the two groups of windlass 22 are respectively and fixedly arranged at the left part and the right part of the upper part of the supporting frame 21, and ropes are respectively arranged on the two groups of windlass 22; when polishing ball screws with larger volumes, when clamping the ball screws, respectively binding the left part and the right part of the ball screws through ropes on two groups of windlass 22, then clamping and fixing the ball screws through a three-jaw chuck 10, then loosening the ropes, when the ball screws need to be removed, respectively binding the left part and the right part of the ball screws through the ropes on the two groups of windlass 22, then driving a supporting frame 21 to move forwards through an electric sliding rail C19, driving the two groups of windlass 22 to move forwards through the supporting frame 21, moving the ball screws to the position above the position needing to be placed when the two groups of windlass 22 pass through the ropes, and then unreeling the ropes by the two groups of windlass 22, so that the ball screws can be lowered to the position needing to be collected; the ball screw is convenient to take and put, and convenience is improved.
The fine grinding ball blade 4, the rough grinding ball blade 5, the servo motor 8, the three-jaw chuck 10, the electric slide rail A11, the electric slide rail B13, the electric slide rail C19 and the winch 22 of the thread rolling path finishing device are all purchased on the market, and can be installed and operated by a person skilled in the art according to the attached using instruction without creative labor of the person skilled in the art.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (7)
1. A thread raceway finishing device comprises a bottom plate (1), a bracket (2) and a support plate (3), wherein the support plate (3) is fixedly arranged on the bottom plate (1) through the bracket (2); the ball grinding device is characterized by further comprising a fine grinding ball cutter (4), a coarse grinding ball cutter (5), a supporting block (6), a rotating device, a moving device and a driving mechanism, wherein the fine grinding ball cutter (4) and the coarse grinding ball cutter (5) are respectively arranged at the left part and the right part of the driving mechanism, the driving mechanism is used for rotating the fine grinding ball cutter (4) and the coarse grinding ball cutter (5), the distance between the fine grinding ball cutter (4) and the coarse grinding ball cutter (5) in the left-right direction is equal to the pitch of a roller path on a ball screw, the fine grinding ball cutter (4) is positioned at the front side of the coarse grinding ball cutter (5), the driving mechanism is arranged on the supporting block (6), the supporting block (6) is arranged on the moving device, the moving device is used for moving the supporting block (6), the rotating device is arranged on the support plate (3), and the rotating device is used for rotating the ball screw.
2. A threaded raceway finishing device according to claim 1, characterized in that the rotating means comprises a fixing plate (7), a servo motor (8), a disc (9) and a three-jaw chuck (10), the fixing plate (7) is fixedly mounted on the right part of the upper end of the support plate (3), the servo motor (8) is fixedly mounted on the fixing plate (7), the output end of the servo motor (8) is provided with a rotating shaft, the rotating shaft is rotatably mounted on the fixing plate (7), the disc (9) is fixedly mounted on the rotating shaft, and the three-jaw chuck (10) is fixedly mounted on the disc (9).
3. A thread raceway finishing device according to claim 1, characterized in that the moving means comprises an electric slide rail a (11), a slide block a (12) and an electric slide rail B (13), the electric slide rail a (11) is fixedly mounted at the upper end of the support plate (3), the slide block a (12) is mounted on the electric slide rail a (11), the electric slide rail a (11) is used for moving the slide block a (12) left and right, the electric slide rail B (13) is fixedly mounted on the slide block a (12), the supporting block (6) is mounted on the electric slide rail B (13), and the electric slide rail B (13) is used for moving the supporting block (6) back and forth.
4. A thread raceway finishing device according to claim 3, characterized in that the driving mechanism comprises a supporting plate (14), a motor a (15), a motor B (16), a rotating shaft a (17) and a rotating shaft B (18), the supporting plate (14) is fixedly mounted at the upper end of the supporting block (6), the motor a (15) and the motor B (16) are fixedly mounted on the supporting plate (14), the rotating shaft a (17) and the rotating shaft B (18) are rotatably mounted on the supporting plate (14), the input ends of the rotating shaft a (17) and the rotating shaft B (18) are respectively connected with the motor a (15) and the motor B (16), and the fine grinding ball blade (4) and the coarse grinding ball blade (5) are respectively fixedly mounted on the rotating shaft a (17) and the rotating shaft B (18).
5. The thread raceway finishing device according to claim 1, further comprising an electric slide rail C (19), a slide block C (20), a supporting frame (21) and two sets of windlass (22), wherein the electric slide rail C (19) is mounted on the base plate (1), the slide block C (20) is mounted on the electric slide rail C (19), the electric slide rail C (19) is used for moving the slide block C (20) back and forth, the supporting frame (21) is fixedly mounted at the upper end of the slide block C (20), the two sets of windlass (22) are fixedly mounted at the left and right parts of the upper part of the supporting frame (21), and ropes are arranged on the two sets of windlass (22).
6. A thread raceway finishing device according to claim 1, characterized by further comprising a collecting box (23), wherein the collecting box (23) is fixedly mounted at the upper end of the base plate (1), a chamber is arranged in the collecting box (23), the upper end of the collecting box (23) is an opening, a plurality of through holes which are communicated up and down are arranged on the support plate (3), and the collecting box (23) is positioned below the plurality of through holes.
7. A thread race conditioning apparatus as claimed in claim 2, characterised in that said servo motor (8) is provided with a leakage protector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323212057.1U CN221185929U (en) | 2023-11-27 | 2023-11-27 | Thread raceway trimming equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323212057.1U CN221185929U (en) | 2023-11-27 | 2023-11-27 | Thread raceway trimming equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221185929U true CN221185929U (en) | 2024-06-21 |
Family
ID=91528105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323212057.1U Active CN221185929U (en) | 2023-11-27 | 2023-11-27 | Thread raceway trimming equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221185929U (en) |
-
2023
- 2023-11-27 CN CN202323212057.1U patent/CN221185929U/en active Active
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