CN219882011U - Automatic repairing device for roller - Google Patents
Automatic repairing device for roller Download PDFInfo
- Publication number
- CN219882011U CN219882011U CN202321047125.0U CN202321047125U CN219882011U CN 219882011 U CN219882011 U CN 219882011U CN 202321047125 U CN202321047125 U CN 202321047125U CN 219882011 U CN219882011 U CN 219882011U
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- axle
- group
- roller
- fixed
- transmission
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- 230000005540 biological transmission Effects 0.000 claims abstract description 56
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 238000005498 polishing Methods 0.000 claims abstract description 15
- 238000004140 cleaning Methods 0.000 claims description 27
- 230000010485 coping Effects 0.000 claims description 24
- 239000007921 spray Substances 0.000 claims description 13
- 239000012530 fluid Substances 0.000 claims description 12
- 239000000523 sample Substances 0.000 claims description 11
- 230000008439 repair process Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses an automatic roller repairing device which comprises a fixed group, a transmission group and a polishing group, wherein the fixed group comprises a bottom frame and an adjusting block arranged below the bottom frame, the bottom frame is provided with the transmission group, the transmission group comprises a transmission X shaft and a transmission Y shaft, the transmission X shaft is fixed on the transmission Y shaft and is mutually perpendicular to the transmission Y shaft, the polishing group is fixed on the transmission X shaft, and a detection group is fixedly arranged on the polishing group and is used for detecting and determining polishing quantity and polishing results. The device can be directly erected on the roller press, the roller is detected whether to be repaired or not and the degree of the need of repairing, the roller can be polished by using the downtime, the disassembly frequency of the roller is reduced, and the production efficiency of equipment is improved.
Description
Technical Field
The utility model relates to the technical field of roller production, in particular to an automatic roller repairing device.
Background
In the electrode production process, the roller used for rolling the battery pole piece can generate a certain degree of abrasion. When the quality of the produced material is affected by excessive wear, it is required to repair the produced material. Because the weight of the roller is several tons to tens tons, and strict requirements are imposed on the operation of operators, the existing grinding mode is to detach the roller through a special detaching vehicle, and the operators use special tools to finish the roller. However, each time the roller is dismounted, the production efficiency of equipment is affected, whether the roller needs to be polished or not is judged by an operator through experience and the quality of finished products, and a means for quantifying the roller wear is lacked.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides the automatic roller repairing device which can be directly erected on a roller press, detect whether the roller needs repairing and the degree of repairing, repair and grind the roller by using the downtime, reduce the disassembling frequency of the roller and improve the production efficiency of equipment.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides an automatic prosthetic devices of roll, includes fixed group, drive group and coping group, fixed group includes the chassis and sets up the adjusting block in the chassis below, be provided with the drive group on the chassis, the drive group includes transmission X axle and transmission Y axle, the transmission X axle is fixed on the transmission Y axle, with transmission Y axle mutually perpendicular, be fixed with the coping group on the transmission X axle, the fixed detection group that is provided with on the coping group, the detection group is used for detecting and determining coping volume and coping result.
As the preferable technical scheme, the transmission Y axle includes Y axle bottom plate, linear guide and Y axle lead screw, the Y axle bottom plate passes through the fix with screw and sets up on the chassis, the Y axle lead screw is fixed on the Y axle bottom plate, the one end of Y axle bottom plate is provided with the baffle, be provided with stopper and Y axle servo motor on the baffle, the stopper can restrict the removal of transmission X axle in Y axle orientation, the one end of Y axle lead screw passes the baffle and fix on the baffle, the both sides of Y axle bottom plate are provided with linear guide, be provided with two first sliders on the linear guide respectively, be fixed with on the first slider transmission X axle, accessible Y axle servo motor and Y axle lead screw drive transmission X axle and remove to drive the coping group and remove in Y axle orientation.
As the preferable technical scheme, the transmission X axle includes X axle chassis, X axle servo motor, X axle slip table and roof, X axle chassis passes through screw fixed mounting on the first slider, X axle servo motor fixed mounting is in on the X axle slip table, X axle slip table fixed mounting is in on the X axle chassis, be provided with X axle lead screw and second slider in the X axle slip table, roof fixed mounting is in on the second slider, accessible X axle servo motor and X axle lead screw drive second slider back and forth movement to drive the coping group and remove in X axle direction.
As the preferable technical scheme, be provided with mounting plate between transmission X axle with the coping group, the coping group includes fixed block, unreel axle, receipts spool, vibration generator and coping head, the fixed block is installed on the mounting plate, unreel axle and receipts spool are installed on the fixed block, vibration generator installs on the fixed block, the top of vibration generator installs the coping head.
As the preferable technical scheme, the fixed block top is provided with the lapping liquid shower nozzle group, lapping liquid shower nozzle group includes shower nozzle base and shower nozzle, shower nozzle fixed mounting is in on the shower nozzle base, be equipped with adjustable valve on the shower nozzle, adjustable lapping liquid spun speed.
As the preferable technical scheme, be provided with the detection group on the fixed block, the detection group includes slip table cylinder, test probe and mounting panel, the mounting panel is installed one side of fixed block, the slip table cylinder is installed on the mounting panel, be provided with the grip block on the slip table cylinder, be equipped with a through-hole on the grip block, the test probe passes the through-hole passes through the nut is fixed on the grip block.
As the preferable technical scheme, still include the scraper group, the scraper group is installed on the chassis, including scraper base, scraper cylinder, scraper fixed plate and scraper, the scraper base passes through the fix with screw setting and is in on the chassis, the fixed setting of scraper cylinder is on the scraper base, install the scraper fixed plate between the scraper base, be equipped with the clamp groove on the scraper fixed plate, the scraper sets up in the clamp groove.
As the preferable technical scheme, the novel cleaning roller comprises a cleaning roller set, wherein the cleaning roller set is arranged below the underframe and comprises a cleaning roller plate, a cleaning roller fixing plate, a handle, a cleaning roller cylinder and a cleaning roller sliding set, the cleaning roller cylinder is fixed on the inner side of the cleaning roller fixing plate, the cleaning roller plate is fixedly arranged above the cleaning roller fixing plate, and the handle is fixed on the inner side of the cleaning roller fixing plate and can drive the whole cleaning roller set to move back and forth.
As the preferable technical scheme, wipe the roller sliding group fixedly to be in wipe the outside of roller fixed plate, wipe the roller sliding group including wipe the roller slide, wipe roller first slider, wipe roller connecting plate and wipe the roller fastening piece, wipe roller slide fixed mounting and be in the below of chassis, wipe the roller slide on be provided with wipe roller first slider and wipe the roller fastening piece, wipe the below fixed mounting of roller first slider and wipe the roller connecting plate, wipe one side fixed mounting of roller connecting plate and be in wipe the roller fixed plate, wipe the roller fastening piece and install wipe the roller slide on, wipe the below fixed mounting of roller fastening piece and wipe the roller connecting plate for the fixed position of wiping the roller group.
As the preferable technical scheme, a water pan is fixedly arranged below the underframe through a screw and used for collecting grinding liquid.
The beneficial effects of the utility model are as follows: the utility model provides an automatic roller repairing device, which adopts a transmission Y-axis to drive a detection probe to detect and determine the grinding amount and grinding result of a roller; and the roller is polished by adopting the polishing group, so that the disassembly frequency of the roller is reduced, and the production efficiency of the equipment is improved.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic structural view of an automatic roller repairing device provided by the utility model;
FIG. 2 is a schematic view of the drive Y-axis and the coping set of FIG. 1;
FIG. 3 is a schematic view of the drive X-axis and the coping set of FIG. 1;
FIG. 4 is a schematic view of the structure of the drive X-axis of FIG. 1 (without top plate);
FIG. 5 is a schematic diagram of the structure of the detection group in FIG. 1;
FIG. 6 is a schematic view of the doctor blade set of FIG. 1;
fig. 7 is a schematic view of the wiping roller set in fig. 1.
Detailed Description
The conception, specific structure, and technical effects produced by the present utility model will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, features, and effects of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present utility model based on the embodiments of the present utility model. In addition, all the coupling/connection relationships referred to in the patent are not direct connection of the single-finger members, but rather, it means that a better coupling structure can be formed by adding or subtracting coupling aids depending on the specific implementation. The technical features in the utility model can be interactively combined on the premise of no contradiction and conflict.
Referring to fig. 1-7, an automatic repairing device for a roller provided by an embodiment of the present utility model includes a fixing set 1, a transmission set, a repairing set 3, a scraper 64 set 6 and a wiping set 8, where the fixing set 1 includes a chassis 12 and an adjusting block 11 disposed below the chassis 12, and is used for quickly fixing and adjusting the whole device, when the device is fixed in an inner gear of a roller press, the horizontal position of the device and the roller can be adjusted by the adjusting block 11, so that the roller can be polished directly on the roller press, and the frequency of detaching the roller is reduced.
The chassis 12 is provided with a transmission group, the transmission group comprises a transmission X shaft 21 and a transmission Y shaft 22, the transmission X shaft 21 is fixed on the transmission Y shaft 22 and is mutually perpendicular to the transmission Y shaft 22, the transmission X shaft 21 is fixedly provided with a grinding group 3, and the transmission group can be used for moving the grinding group 3 in the directions of the X shaft and the Y shaft.
The transmission Y-axis 22 comprises a Y-axis bottom plate 221, linear guide rails 223 and a Y-axis screw rod 222, one end of the Y-axis bottom plate 221 is provided with a baffle 225, the baffle 225 is provided with a limiting block 226 and a Y-axis servo motor 227, the limiting block 226 can limit the movement of the transmission X-axis 21 in the Y-axis direction, the Y-axis bottom plate 221 is fixedly arranged on the underframe 12 through screws, the Y-axis screw rod 222 is fixedly arranged on the Y-axis bottom plate 221, one end of the Y-axis screw rod 222 passes through the baffle 225 and is fixedly arranged on the baffle 225, two sides of the Y-axis bottom plate 221 are provided with linear guide rails 223, two first sliding blocks 224 are respectively arranged on the linear guide rails 223, and the first sliding blocks 224 are fixedly provided with the transmission X-axis 21, and the transmission X-axis 21 can be driven to move through the Y-axis servo motor 227 and the Y-axis screw rod 222, so that the polishing group 3 is driven to move in the Y-axis direction.
The transmission X-axis 21 comprises an X-axis underframe 12, an X-axis servo motor 212, an X-axis sliding table 213 and a top plate 214, wherein the X-axis underframe 12 is fixedly installed on a first sliding block 224 through screws, the X-axis servo motor 212 is fixedly installed on the X-axis sliding table 213, the X-axis sliding table 213 is fixedly installed on the X-axis underframe 12, an X-axis screw rod 216 and a second sliding block 215 are arranged in the X-axis sliding table 213, the top plate 214 is fixedly installed on the second sliding block 215, and the X-axis servo motor 212 and the X-axis screw rod 216 can drive the second sliding block 215 to move forwards and backwards in the X-axis direction, so that the grinding set 3 is driven to move in the X-axis direction. In this embodiment, the movement of the grinding set 3 in the X-axis direction may be controlled by the X-axis servo motor 212 and the X-axis screw 216, the movement in the Y-axis direction may be controlled by the Y-axis servo motor 227 and the Y-axis screw 222, or the movement of the grinding set 3 in the X-axis and Y-axis directions may be controlled by a linear motor, respectively, and the movement accuracy of the grinding set 3 may be better by controlling the linear motor, but the production cost may be higher by using the linear motor.
Further, the mounting base plate 9 is arranged between the transmission X-axis 21 and the coping group 3, the coping group 3 comprises a fixed block 31, a unreeling shaft 32, a reeling shaft 33, a vibration generator 34 and a coping head 35, the fixed block 31 is mounted on the mounting base plate 9, the unreeling shaft 32 and the reeling shaft 33 are mounted on the fixed block 31, the unreeling shaft 32 is used for mounting and paying out a polishing belt, the reeling shaft 33 is used for tightening the practical polishing belt, the vibration generator 34 is mounted on the fixed block 31, the coping head 35 is mounted on the top of the vibration generator 34, the vibration generator 34 can generate high-frequency vibration and jack up the coping head 35 to repair a roller to be repaired, and the frequency of disassembling the roller can be reduced.
Further, the fixed block 31 is provided with a detection group 4, the detection group 4 comprises a sliding table cylinder 42, a detection probe 44 and a mounting plate 41, the mounting plate 41 is mounted on one side of the fixed block 31, the sliding table cylinder 42 is mounted on the mounting plate 41, the sliding table cylinder 42 is provided with a clamping plate 43, the clamping plate 43 is provided with a through hole, the detection probe 44 passes through the through hole and is fixed on the clamping plate 43 through a nut, the roller can be detected regularly through the detection group 4, detection data can be used as a basis for a technician to judge the state of the roller, and the frequency for disassembling the roller is reduced. Before grinding, the mounting plate 41 can be pushed by the sliding table air cylinder 42, the detection probe 44 is stretched out to prop against the roller, and the change degree of the shape of the roller is detected along with the movement of the transmission Y-axis 22, so that the grinding amount of the roller is determined, and the roller is ground by an automatic control program. Wherein the accuracy of the inspection probe 44 can be up to 0.001mm.
The grinding fluid spray head group 5 is further arranged at the top of the fixed block 31, the grinding fluid spray head group 5 comprises a spray head base 51 and a spray head 52, the spray head 52 is fixedly arranged on the spray head base 51, and an adjustable valve is arranged on the spray head 52, so that the speed of spraying the grinding fluid can be adjusted, and the grinding fluid can be stably supplied.
Further, the scraper group 6 is mounted on the chassis 12 and comprises a scraper base 61, a scraper cylinder 62, a scraper fixing plate 63 and a scraper 64, the scraper base 61 is fixedly arranged on the chassis 12 through screws, the scraper fixing plate 63 is mounted between the scraper bases 61, a clamping groove is formed in the scraper fixing plate 63, the scraper 64 is arranged in the clamping groove, and is used for cleaning polishing grinding fluid, and the scraper cylinder 62 is fixedly arranged on the scraper base 61 and drives the scraper fixing plate 63 to eject or retract.
Further, the wiping roller set 8 is disposed below the bottom frame 12, and a water pan 7 is fixedly disposed below the bottom frame 12 by screws, and is used for collecting grinding fluid. The wiping roller set 8 comprises a wiping roller plate 81, a wiping roller fixing plate 84, a handle 82, a wiping roller cylinder 83 and a wiping roller sliding set, wherein the wiping roller plate 81 is fixedly arranged above the wiping roller fixing plate 84, wiping roller cloth is fixed on the wiping roller plate 81 to remove residual polishing liquid, the wiping roller cylinder 83 is fixed on the inner side of the wiping roller fixing plate 84 and used for propping up and retracting the wiping roller plate 81 fixed on the wiping roller fixing plate 84, and the handle 82 is fixed on the inner side of the wiping roller fixing plate 84 and can drive the whole wiping roller set 8 to move back and forth.
The wiping roller sliding group is fixedly arranged on the outer side of the wiping roller fixing plate 84, the wiping roller sliding group comprises a wiping roller slideway 88, a wiping roller first sliding block 86, a wiping roller connecting plate 85 and a wiping roller fastening block 87, the wiping roller slideway 88 is fixedly arranged below the underframe 12, the wiping roller slideway 88 is provided with the wiping roller first sliding block 86 and the wiping roller fastening block 87, the wiping roller connecting plate 85 is fixedly arranged below the wiping roller first sliding block 86, one side of the wiping roller connecting plate 85 is fixedly arranged on the wiping roller fixing plate 84, the wiping roller fastening block 87 is arranged on the wiping roller slideway 88, and the lower part of the wiping roller fastening block 87 is fixedly arranged on the wiping roller connecting plate 85 and used for fixing the position of the wiping roller group 8.
In the practice of the present utility model, the fixed group 1 is fixed in the inner rail of the roll squeezer and is adjusted in level. When the roller has insufficient finish and needs to be polished, other components are fixed on the fixed group 1. Before grinding, the transmission Y-axis 22 is moved to the motor end, the sliding table cylinder 42 extends to enable the detection probe 44 to prop against the roller, when the transmission Y-axis 22 slowly moves to the stroke end, the detection probe 44 detects a roller-shaped curve, at the moment, the curve is compared with an original roller-shaped curve recorded in a comparison system, and the difference of the roller shape change can be determined, so that a subsequent finishing program is controlled. During grinding. The grinding machine is characterized in that the grinding machine is matched with the grinding set 3 through the transmission X-axis 21, the vibration generator 34 keeps high-frequency vibration, the grinding head 35 is attached to the roller, the transmission Y-axis 22 quickly freezes through program control movement to grind the roller, at the moment, the pressure of the grinding head 35 and the pressure of the roller are kept consistent, the grinding machine can be achieved through a pressure sensor of the grinding head 35 and servo control of the transmission X-axis 21, and the grinding machine can also be achieved through a pressure sensor and a low-friction air cylinder. Wherein the grinding fluid is removed by the scraper 64 group 6 and the wiping roller group 8, most of the grinding fluid is scraped by the scraper 64 group 6 to the water receiving tray 7, and the rest grinding fluid is removed by the wiping roller cloth on the wiping roller plate 81.
While the preferred embodiment of the present utility model has been described in detail, the present utility model is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present utility model, and the equivalent modifications or substitutions are included in the scope of the present utility model as defined in the appended claims.
Claims (10)
1. An automatic repairing device for a roller is characterized in that: including fixed group, drive group and coping group, fixed group includes the chassis and sets up the adjusting block in the chassis below, be provided with the drive group on the chassis, the drive group includes transmission X axle and transmission Y axle, the transmission X axle is fixed on the transmission Y axle, with transmission Y axle mutually perpendicular, be fixed with the coping group on the transmission X axle, the fixed detection group that is provided with on the coping group, the detection group is used for detecting and confirm coping volume and coping result.
2. The automatic roll repairing apparatus according to claim 1, wherein: the transmission Y axle includes Y axle bottom plate, linear guide and Y axle lead screw, the Y axle bottom plate passes through the fix with screw and sets up on the chassis, the Y axle lead screw is fixed on the Y axle bottom plate, the one end of Y axle bottom plate is provided with the baffle, be provided with stopper and Y axle servo motor on the baffle, the stopper can restrict transmission X axle and remove in Y axle direction, the one end of Y axle lead screw passes the baffle and fix on the baffle, the both sides of Y axle bottom plate are provided with linear guide, be provided with two first sliders on the linear guide respectively, be fixed with on the first slider transmission X axle, accessible Y axle servo motor and Y axle lead screw drive transmission X axle remove to drive the coping group and remove in Y axle direction.
3. The automatic roll repairing apparatus according to claim 2, wherein: the transmission X-axis comprises an X-axis underframe, an X-axis servo motor, an X-axis sliding table and a top plate, wherein the X-axis underframe is fixedly arranged on the first sliding block through screws, the X-axis servo motor is fixedly arranged on the X-axis sliding table, the X-axis sliding table is fixedly arranged on the X-axis underframe, the X-axis sliding table is internally provided with an X-axis screw rod and a second sliding block, the top plate is fixedly arranged on the second sliding block, and the second sliding block is driven to move back and forth by an X-axis servo motor and the X-axis screw rod, so that the grinding set is driven to move in the X-axis direction.
4. The automatic roll repairing apparatus according to claim 1, wherein: the X-axis transmission and the polishing set are provided with an installation bottom plate therebetween, the polishing set comprises a fixed block, a unreeling shaft, a reeling shaft, a vibration generator and a polishing head, the fixed block is installed on the installation bottom plate, the unreeling shaft and the reeling shaft are installed on the fixed block, the vibration generator is installed on the fixed block, and the polishing head is installed at the top of the vibration generator.
5. The automatic roll repairing apparatus according to claim 4, wherein: the grinding fluid spray head group is arranged at the top of the fixed block and comprises a spray head base and a spray head, the spray head is fixedly arranged on the spray head base, and an adjustable valve is arranged on the spray head and can adjust the spraying speed of the grinding fluid.
6. The automatic roll repairing apparatus according to claim 4, wherein: the detection device is characterized in that a detection group is arranged on the fixed block and comprises a sliding table cylinder, a detection probe and a mounting plate, wherein the mounting plate is arranged on one side of the fixed block, the sliding table cylinder is arranged on the mounting plate, a clamping plate is arranged on the sliding table cylinder, a through hole is formed in the clamping plate, and the detection probe penetrates through the through hole and is fixed on the clamping plate through a nut.
7. The automatic roll repairing apparatus according to claim 1, wherein: still include the scraper group, the scraper group is installed on the chassis, including scraper base, scraper cylinder, scraper fixed plate and scraper, the scraper base passes through the fix with screw setting and is in on the chassis, the fixed setting of scraper cylinder is on the scraper base, install the scraper fixed plate between the scraper base, be equipped with the clamp groove on the scraper fixed plate, the scraper sets up press from both sides the inslot.
8. The automatic roll repairing apparatus according to claim 1, wherein: the novel cleaning roller comprises a chassis, and is characterized by further comprising a cleaning roller set, wherein the cleaning roller set is arranged below the chassis and comprises a cleaning roller plate, a cleaning roller fixing plate, a handle, a cleaning roller cylinder and a cleaning roller sliding set, the cleaning roller cylinder is fixed on the inner side of the cleaning roller fixing plate, the cleaning roller plate is fixedly arranged above the cleaning roller fixing plate, and the handle is fixed on the inner side of the cleaning roller fixing plate and can drive the whole cleaning roller set to move back and forth.
9. The automatic roll repair device according to claim 8, wherein: the wiping roller sliding group is fixedly arranged on the outer side of the wiping roller fixing plate, the wiping roller sliding group comprises a wiping roller slideway, a wiping roller first sliding block, a wiping roller connecting plate and a wiping roller fastening block, the wiping roller slideway is fixedly arranged below the underframe, the wiping roller slideway is provided with the wiping roller first sliding block and the wiping roller fastening block, the wiping roller connecting plate is fixedly arranged below the wiping roller first sliding block, one side of the wiping roller connecting plate is fixedly arranged on the wiping roller fixing plate, the wiping roller fastening block is arranged on the wiping roller slideway, and the lower part of the wiping roller fastening block is fixedly arranged on the wiping roller connecting plate and used for fixing the position of the wiping roller group.
10. The automatic roll repairing apparatus according to claim 1, wherein: and a water pan is fixedly arranged below the underframe through screws and used for collecting grinding fluid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321047125.0U CN219882011U (en) | 2023-05-05 | 2023-05-05 | Automatic repairing device for roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321047125.0U CN219882011U (en) | 2023-05-05 | 2023-05-05 | Automatic repairing device for roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219882011U true CN219882011U (en) | 2023-10-24 |
Family
ID=88402954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321047125.0U Active CN219882011U (en) | 2023-05-05 | 2023-05-05 | Automatic repairing device for roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219882011U (en) |
-
2023
- 2023-05-05 CN CN202321047125.0U patent/CN219882011U/en active Active
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