CN112125058A - Yarn inserting robot of bobbin winder - Google Patents
Yarn inserting robot of bobbin winder Download PDFInfo
- Publication number
- CN112125058A CN112125058A CN202010776476.XA CN202010776476A CN112125058A CN 112125058 A CN112125058 A CN 112125058A CN 202010776476 A CN202010776476 A CN 202010776476A CN 112125058 A CN112125058 A CN 112125058A
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- China
- Prior art keywords
- yarn
- component
- assembly
- guide wheel
- platform
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000012545 processing Methods 0.000 claims abstract description 12
- 238000007664 blowing Methods 0.000 claims description 10
- 238000012546 transfer Methods 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 description 6
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007115 recruitment Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H67/00—Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations
- B65H67/06—Supplying cores, receptacles, or packages to, or transporting from, winding or depositing stations
- B65H67/067—Removing full or empty bobbins from a container or a stack
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H67/00—Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations
- B65H67/06—Supplying cores, receptacles, or packages to, or transporting from, winding or depositing stations
- B65H67/061—Orientating devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H67/00—Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations
- B65H67/08—Automatic end-finding and material-interconnecting arrangements
- B65H67/086—Preparing supply packages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/31—Textiles threads or artificial strands of filaments
Landscapes
- Replacing, Conveying, And Pick-Finding For Filamentary Materials (AREA)
Abstract
The invention belongs to the technical field of yarn inserting robot equipment, and particularly discloses a yarn inserting robot of a bobbin winder, which comprises a vehicle body assembly, wherein a guide wheel assembly is arranged at the bottom end of the vehicle body assembly, the guide wheel assembly is installed on a track assembly, a guide assembly and a drag chain assembly are arranged on one side of the track assembly, the guide assembly and the drag chain assembly act on the guide wheel assembly, a power assembly is arranged on the guide wheel assembly, material frames are symmetrically arranged on two sides of the vehicle body assembly, a yarn grabbing assembly is arranged above the material frames, a processing table is arranged between the two material frames, a head finding platform is symmetrically arranged on the processing table, a placing platform is arranged on one side of the head finding platform, a head finding assembly is arranged on the head finding platform, a rotating platform is arranged on the other side of the head finding platform, a yarn feeding assembly is arranged above the rotating platform, the head finding assembly is connected with a. The automatic bobbin end-finding device can automatically perform end-finding operation on the bobbin yarn, and is high in practicability.
Description
Technical Field
The invention relates to a yarn inserting robot of a bobbin winder, and belongs to the technical field of yarn inserting robots.
Background
Most of cop used by the prior bobbin winder mainly adopts manual yarn inserting, so that the working efficiency is low, and the spinning cost is increased due to the fact that manual wages rise and serious recruitment of various factories is insufficient, and the bobbin winder yarn inserting machine is designed to solve the problems.
Disclosure of Invention
The invention aims to provide a bobbin winder yarn inserting robot, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a bobbin winder yarn inserting robot comprises a vehicle body assembly, a track assembly, a guide wheel assembly, a power assembly, material frames, a yarn grabbing assembly, a yarn grabbing platform, a yarn grabbing assembly, a yarn feeding assembly and a blowing system, wherein the guide wheel assembly is arranged at the bottom end of the vehicle body assembly, the guide wheel assembly is mounted on the track assembly, the guide assembly and a drag chain assembly are arranged on one side of the track assembly, the guide assembly and the drag chain assembly act on the guide wheel assembly, the power assembly is arranged on the guide wheel assembly, the material frames are symmetrically arranged on two sides of the vehicle body assembly, the yarn grabbing assembly is arranged above the material frames, a processing platform is arranged between the two material frames, the yarn grabbing platform is symmetrically arranged on the processing platform, a placing platform is arranged on one side of the yarn grabbing platform, the yarn grabbing assembly is arranged on the yarn grabbing platform, and a rotating platform is arranged on the, the yarn feeding device is characterized in that a yarn feeding assembly is arranged above the rotating platform, the end finding assembly is connected with a blowing system, the blowing system is arranged on one side of the end finding platform, a control device is arranged on the vehicle body assembly, and the power assembly, the yarn grabbing assembly, the end finding assembly, the yarn feeding assembly, the blowing system and the control device are electrically connected.
Preferably, the guide wheel assembly comprises pulleys, a first guide wheel and a second guide wheel, the pulleys are respectively installed on the front side and the rear side of the bottom end of the vehicle body assembly, the first guide wheel and the second guide wheel are symmetrically arranged at the central position of the bottom end of the vehicle body assembly, and the first guide wheel and the second guide wheel are installed on the track assembly.
Preferably, the power assembly comprises a first driving device and a braking device, the first driving device and the braking device are fixed at the bottom end of the vehicle body assembly, the first driving device is connected with the first guide wheel, and the braking device is connected with the second guide wheel.
Preferably, the yarn grabbing assembly comprises a mechanical arm device and a yarn grabbing device, the mechanical arm device is arranged above the material frame, and the yarn grabbing device is arranged on the mechanical arm device.
Preferably, the arm device includes fixed horn, fixed horn is installed on the first rotation axis of the first rotating electrical machines of processing bench, fixed horn front end is provided with the second rotating electrical machines, install the removal horn on the second rotation axis of second rotating electrical machines, it is provided with horizontal rotating electrical machines to remove horn bottom, be provided with second drive arrangement on horizontal rotating electrical machines's the horizontal rotation axis, second drive arrangement fixes on the slider, the slider is installed in removing the track, it is provided with vertical rotating electrical machines to remove the track bottom, be provided with on vertical rotating electrical machines's the vertical rotation axis and grab the yarn device.
Preferably, the yarn grabbing device comprises a clamping plate, the clamping plate is fixed to the bottom end of the movable track, a pair of third rotating motors is arranged on the front side and the rear side of the clamping plate respectively, clamping rods are arranged on third rotating shafts of the third rotating motors, and a positioning camera device is arranged on the front side of the clamping plate.
Preferably, the yarn finding assembly comprises a conveying channel device, a yarn picking head device, a negative pressure yarn sucking head device, a monitoring assembly and a secondary yarn sucking head device, the conveying channel device is distributed on the yarn finding platform, the yarn picking head device, the negative pressure yarn sucking head device and the secondary yarn sucking head device are arranged on the conveying channel device, and the monitoring assembly is distributed on the conveying channel device.
Preferably, a lifting assembly is arranged in the material frame.
Compared with the prior art, the invention has the beneficial effects that:
the invention belongs to the technical field of yarn inserting robot equipment, and particularly discloses a yarn inserting robot of a bobbin winder, which can grab a cop randomly placed through a set yarn grabbing component and send the cop to a position appointed by a head finding platform system; the height of the arranged lifting assembly can be freely changed according to the weight, the yarn loading amount can be increased to the maximum extent, and meanwhile, the lifting assembly can be close to the yarn grabbing assembly in a short distance for grabbing at any time; the arranged end-finding assembly ensures that the yarn end of each cop is sent into the inner wall pipe of the bobbin; the yarn feeding assembly can grab the yarn tubes and yarn heads simultaneously, and can identify the number of the yarn tubes; the arranged vehicle body assembly is matched with the track assembly, the guide wheel assembly and the power assembly to realize functions of automatic itineration, fixed point positioning and the like.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the power assembly of the present invention;
FIG. 3 is a schematic view of a yarn grasping assembly of the present invention;
FIG. 4 is a schematic view of a yarn grasping device of the present invention;
FIG. 5 is a schematic view of the head assembly of the present invention;
in the figure: 1. a body component; 2. a track assembly; 3. a guide assembly; 4. a guide wheel assembly; 5. a power assembly; 6. material frame; 7. a yarn grasping assembly; 8. a head finding platform; 9. a head finding assembly; 10. a yarn feeding assembly; 11. a blowing system; 12. a tow chain assembly; 13. a processing table; 14. placing a platform; 15. rotating the platform; 16. a control device; 17. a pulley; 18. a first guide wheel; 19. a second guide wheel; 20. a first driving device; 21. a brake device; 22. a robotic arm device; 23. a yarn grabbing device; 24. fixing a machine arm; 25. a first rotating electrical machine; 26. a first rotating shaft; 27. a second rotating electrical machine; 28. a second rotation shaft; 29. moving the horn; 30. a transverse rotating electric machine; 31. a transverse rotation axis; 32. a second driving device; 33. a slider; 34. a moving track; 35. a longitudinal rotating electrical machine; 36. a longitudinal axis of rotation; 37. a clamping plate; 38. a third rotating electrical machine; 39. a third rotation axis; 40. a clamping rod; 41. positioning a camera device; 42. a conveyance passage device; 43. a yarn picking head device; 44. a negative pressure yarn suction head device; 45. a monitoring component; 46. a secondary yarn suction head device; 47. a lifting assembly.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-5, the present invention provides a technical solution: a bobbin winder yarn inserting robot comprises a vehicle body component 1, a track component 2, a guide component 3, a guide wheel component 4, a power component 5, a material frame 6, a yarn grabbing component 7, a head finding platform 8, a head finding component 9, a yarn feeding component 10 and a blowing system 11, wherein the guide wheel component 4 is arranged at the bottom end of the vehicle body component 1, the guide wheel component 4 is installed on the track component 2, the guide component 3 and a drag chain component 12 are arranged on one side of the track component 2, the guide component 3 and the drag chain component 12 act on the guide wheel component 4, the power component 5 is arranged on the guide wheel component 4, the material frames 6 are symmetrically arranged on two sides of the vehicle body component 1, the yarn grabbing component 7 is arranged above the material frames 6, a processing platform 13 is arranged between the two material frames 6, the head finding platform 8 is symmetrically arranged on the processing platform 13, a placing platform 14 is arranged on one side of the head finding platform 8, the yarn-taking device is characterized in that a yarn-taking component 9 is arranged on the yarn-taking platform 8, a rotary platform 15 is arranged on the other side of the yarn-taking platform 8, a yarn-feeding component 10 is arranged above the rotary platform 15, the yarn-taking component 9 is connected with a blowing system 11, the blowing system 11 is arranged on one side of the yarn-taking platform 8, a control device 16 is arranged on the vehicle body component 1, and the power component 5, the yarn-grabbing component 7, the yarn-taking component 9, the yarn-feeding component 10, the blowing system 11 and the control device 16 are electrically connected.
Further, the guide wheel assembly 4 comprises pulleys 17, a first guide wheel 18 and a second guide wheel 19, the pulleys 17 are respectively installed on the front side and the rear side of the bottom end of the vehicle body assembly 1, the first guide wheel 18 and the second guide wheel 19 are symmetrically arranged at the center of the bottom end of the vehicle body assembly 1, and the first guide wheel 18 and the second guide wheel 19 are installed on the track assembly 2.
Further, the power assembly 5 comprises a first driving device 20 and a braking device 21, the first driving device 20 and the braking device 21 are fixed at the bottom end of the vehicle body assembly 1, the first driving device 20 is connected with the first guide wheel 18, and the braking device 21 is connected with the second guide wheel 19.
Further, the yarn grabbing assembly 7 comprises a mechanical arm device 22 and a yarn grabbing device 23, the mechanical arm device 22 is arranged above the material frame 6, and the yarn grabbing device 23 is arranged on the mechanical arm device 22.
Further, the mechanical arm device 22 includes a fixed mechanical arm 24, the fixed mechanical arm 24 is installed on a first rotating shaft 26 of a first rotating motor 25 on the processing table 13, a second rotating motor 27 is arranged at the front end of the fixed mechanical arm 24, a moving mechanical arm 29 is installed on a second rotating shaft 28 of the second rotating motor 27, a transverse rotating motor 30 is arranged at the bottom end of the moving mechanical arm 29, a second driving device 32 is arranged on a transverse rotating shaft 31 of the transverse rotating motor 30, the second driving device 32 is fixed on a sliding block 33, the sliding block 33 is installed in a moving track 34, a longitudinal rotating motor 35 is arranged at the bottom end of the moving track 34, and a yarn grabbing device 23 is arranged on a longitudinal rotating shaft 36 of the longitudinal rotating motor 35.
Further, the yarn grabbing device 23 comprises a clamping plate 37, the clamping plate 37 is fixed at the bottom end of the moving track 34, a pair of third rotating motors 38 is respectively arranged on the front side and the rear side of the clamping plate 37, a clamping rod 40 is arranged on a third rotating shaft 39 of each third rotating motor 38, and a positioning camera device 41 is arranged on the front side of the clamping plate 37.
Further, the yarn picking assembly 9 comprises a conveying channel device 42, a yarn picking head device 43, a negative pressure yarn sucking head device 44, a monitoring assembly 45 and a secondary yarn sucking head device 46, the conveying channel device 42 is distributed on the yarn picking platform 8, the conveying channel device 42 is provided with the yarn picking head device 43, the negative pressure yarn sucking head device 44 and the secondary yarn sucking head device 46, and the monitoring assembly 45 is distributed on the conveying channel device 42.
Further, a lifting assembly 47 is arranged in the material frame 6.
The working principle is as follows: the invention relates to a yarn inserting robot of a bobbin winder, when in use, a bobbin frame vehicle filled with bobbins is butted with a vehicle body component 1 of a yarn feeding robot of the bobbin winder, then the bobbins are separately arranged in material frames 6 at two sides of the vehicle body component 1, the bobbin yarns are grabbed and sent to a placing platform 14 of a head finding platform 8 by a mechanical arm device 22 and a yarn grabbing device 23 in a yarn grabbing component 7, the height of a lifting component 47 arranged can be freely changed according to whether the bobbin yarns exist or not detected by a sensor, and the bobbin yarns can be enabled to be close to the yarn grabbing component 7 in a short distance for grabbing at any time while the yarn loading amount can be increased to the maximum extent; the mechanical arm device 22 drives the yarn grabbing device 23 to move, meanwhile, the positioning camera device 41 arranged in the yarn grabbing device 23 can position the cop, the cop can be conveniently grabbed by the yarn grabbing device 23 accurately, then the cop is sent to the yarn picking head device 43 by the conveying channel device 42 in the head finding assembly 9 to carry out the operation of picking the cop head, the purpose of picking the cop head to the top of the cop tube is to provide conditions for smoothly finding the cop head in the next head finding process, after the work of picking the cop head is finished, the cop is conveyed into the negative pressure yarn sucking head device 44 to find the head, the yarn head on the cop is sucked into the inside of the cop tube through the negative pressure mode through the negative pressure yarn sucking head device 44, the head finding work is finished, if the head finding is not successful for the first time, the cop tube detected by the monitoring assembly 45 enters a set position in the conveying channel device 42 and is treated through the secondary yarn sucking head device 46, the function of the puller treatment is to pull out the yarn end wound on the yarn and then convey the yarn end to the negative pressure yarn end suction device 44 again for yarn end suction operation, the yarn end is easily sucked into the yarn tube through a negative pressure mode in the negative pressure yarn end suction device for the second time, if the yarn end is found for the second time, the cop will flow into the set position again, and at the moment, the system prompts the yarn grabbing device 23 to grab the cop and throw the cop onto a conveying belt of a winding machine as a damaged cop to be conveyed to a damaged yarn area appointed by a factory; and when the cop which is successfully found is conveyed to a rotating platform 15 on the finding platform 8 to wait for the yarn feeding device 10 to grab, and when the cop is orderly arranged in a cop waiting storage area, the system instructs the yarn feeding device 10 to grab the cop to complete the head transfer and transfer work.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A bobbin winder yarn inserting robot is characterized in that: comprises a vehicle body component (1), a track component (2), a guide component (3), a guide wheel component (4), a power component (5), a material frame (6), a yarn grabbing component (7), a yarn finding platform (8), a yarn finding component (9), a yarn feeding component (10) and an air blowing system (11), wherein the guide wheel component (4) is arranged at the bottom end of the vehicle body component (1), the guide wheel component (4) is installed on the track component (2), the guide component (3) and a drag chain component (12) are arranged on one side of the track component (2), the guide component (3) and the drag chain component (12) act on the guide wheel component (4), the power component (5) is arranged on the guide wheel component (4), the material frames (6) are symmetrically arranged on two sides of the vehicle body component (1), the yarn grabbing component (7) is arranged above the material frames (6), and a processing platform (13) is arranged between the two material frames (6), processing platform (13) are gone up the symmetry and are provided with and look for first platform (8), it is provided with place the platform (14) to look for first platform (8) one side, it looks for first subassembly (9) to be provided with on looking for first platform (8), it is provided with rotary platform (15) to look for first platform (8) opposite side, rotary platform (15) top is provided with send yarn subassembly (10), it is connected to look for first subassembly (9) and blast system (11), blast system (11) set up and look for first platform (8) one side, be provided with controlling means (16) on body subassembly (1), power component (5), grab yarn subassembly (7), look for first subassembly (9), send yarn subassembly (10) and blast system (11) and controlling means (16) electric connection.
2. The bobbin winder yarn inserting robot according to claim 1, wherein: the guide wheel assembly (4) comprises pulleys (17), a first guide wheel (18) and a second guide wheel (19), the pulleys (17) are respectively installed on the front side and the rear side of the bottom end of the vehicle body assembly (1), the first guide wheel (18) and the second guide wheel (19) are symmetrically arranged at the center of the bottom end of the vehicle body assembly (1), and the first guide wheel (18) and the second guide wheel (19) are installed on the track assembly (2).
3. The bobbin winder yarn inserting robot according to claim 1, wherein: the power assembly (5) comprises a first driving device (20) and a braking device (21), the first driving device (20) and the braking device (21) are fixed at the bottom end of the vehicle body assembly (1), the first driving device (20) is connected with a first guide wheel (18), and the braking device (21) is connected with a second guide wheel (19).
4. The bobbin winder yarn inserting robot according to claim 1, wherein: grab yarn subassembly (7) and include mechanical arm device (22) and grab yarn device (23), mechanical arm device (22) set up in material frame (6) top, be provided with on mechanical arm device (22) and grab yarn device (23).
5. The bobbin winder yarn inserting robot according to claim 4, wherein: the arm device (22) comprises a fixed arm (24), the fixed arm (24) is arranged on a first rotating shaft (26) of a first rotating motor (25) on the processing table (13), a second rotating motor (27) is arranged at the front end of the fixed machine arm (24), a moving machine arm (29) is arranged on a second rotating shaft (28) of the second rotating motor (27), a transverse rotating motor (30) is arranged at the bottom end of the moving machine arm (29), a second driving device (32) is arranged on a transverse rotating shaft (31) of the transverse rotating motor (30), the second drive device (32) is fixed on a slide block (33), the slide block (33) is arranged in a moving track (34), the bottom end of the moving track (34) is provided with a longitudinal rotating motor (35), and a yarn grabbing device (23) is arranged on a longitudinal rotating shaft (36) of the longitudinal rotating motor (35).
6. The bobbin winder yarn inserting robot according to claim 4, wherein: grab yarn device (23) and include grip block (37), grip block (37) are fixed in removal track (34) bottom, grip block (37) front and back side is provided with a pair of third rotating electrical machines (38) respectively, be provided with clamping rod (40) on third rotation axis (39) of third rotating electrical machines (38), grip block (37) front side is provided with location camera device (41).
7. The bobbin winder yarn inserting robot according to claim 1, wherein: find first subassembly (9) and inhale yarn first device (44), control subassembly (45) and secondary including transfer passage device (42), choose yarn first device (43), negative pressure and inhale yarn first device (46), transfer passage device (42) distributes on finding first platform (8), it inhales yarn first device (44) and secondary and inhales yarn first device (46) to be provided with on transfer passage device (42) and chooses yarn first device (43), negative pressure, it has control subassembly (45) to distribute on transfer passage device (42).
8. The bobbin winder yarn inserting robot according to claim 1, wherein: a lifting component (47) is arranged in the material frame (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010776476.XA CN112125058A (en) | 2020-08-05 | 2020-08-05 | Yarn inserting robot of bobbin winder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010776476.XA CN112125058A (en) | 2020-08-05 | 2020-08-05 | Yarn inserting robot of bobbin winder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112125058A true CN112125058A (en) | 2020-12-25 |
Family
ID=73850669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010776476.XA Withdrawn CN112125058A (en) | 2020-08-05 | 2020-08-05 | Yarn inserting robot of bobbin winder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112125058A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102164A (en) * | 2021-04-01 | 2021-07-13 | 山东金帝精密机械科技股份有限公司 | Clamping and vibrating device of plastic-impregnated bearing retainer |
-
2020
- 2020-08-05 CN CN202010776476.XA patent/CN112125058A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102164A (en) * | 2021-04-01 | 2021-07-13 | 山东金帝精密机械科技股份有限公司 | Clamping and vibrating device of plastic-impregnated bearing retainer |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201225 |
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| WW01 | Invention patent application withdrawn after publication |