CN112538625A - Laser cladding auxiliary device for roller - Google Patents
Laser cladding auxiliary device for roller Download PDFInfo
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- CN112538625A CN112538625A CN202011311917.5A CN202011311917A CN112538625A CN 112538625 A CN112538625 A CN 112538625A CN 202011311917 A CN202011311917 A CN 202011311917A CN 112538625 A CN112538625 A CN 112538625A
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C24/00—Coating starting from inorganic powder
- C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
- C23C24/10—Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
- C23C24/103—Coating with metallic material, i.e. metals or metal alloys, optionally comprising hard particles, e.g. oxides, carbides or nitrides
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- Organic Chemistry (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention belongs to the technical field of laser cladding, and particularly relates to a laser cladding auxiliary device for a roller, which comprises a base, wherein a first sliding block is slidably arranged at the top of the base, two first fixed blocks are fixedly arranged at the top of the base and are respectively positioned at two sides of the first sliding block, the two first fixed blocks are rotatably provided with a same first screw rod, the first screw rods penetrate through the first sliding blocks and are in threaded connection with the first sliding blocks, a first motor is fixedly arranged at the top of the base, and one end of each first screw rod penetrates through the corresponding first fixed block and is fixedly connected with an output shaft of the first motor. The invention has high practicability, can melt the whole body of the roller shaft workpieces with different diameters, can adjust the height of the workpiece platform according to the cylindrical workpieces with different diameters, has wider application range, reduces the cost of matched equipment required during plasma powder surfacing and has wider applicability.
Description
Technical Field
The invention relates to the technical field of laser cladding, in particular to a laser cladding auxiliary device for a roller.
Background
The laser cladding technology is a technological method for remarkably improving the wear resistance, corrosion resistance, heat resistance, oxidation resistance, electrical characteristics and the like of the surface of a base material by placing selected coating materials on the surface of a coated base body in different filling modes, simultaneously melting a thin layer on the surface of the base body through laser irradiation, and forming a surface coating which has extremely low dilution and is metallurgically combined with the base material after rapid solidification. Because of its high economic benefit, it is widely used in various industrial fields.
When a series of cylindrical workpieces such as a roll shaft and the like are subjected to whole-body cladding, manual surfacing is adopted, the working efficiency is low, the cladding quality is poor, the price of the plasma powder surfacing welding machine for automatic cladding is higher than that of other welding machines, and numerical control machines, mechanical arms and the like which need to be matched for use are high in manufacturing cost and not beneficial to wide application.
Therefore, we propose a laser cladding auxiliary device for a roller to solve the above problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a laser cladding auxiliary device for a roller.
In order to achieve the purpose, the invention adopts the following technical scheme: a laser cladding auxiliary device for a roller comprises a base, wherein a first sliding block is slidably mounted at the top of the base, two first fixed blocks are fixedly mounted at the top of the base, the two first fixed blocks are respectively positioned at two sides of the first sliding block, the two first fixed blocks are rotatably mounted with a same first screw rod, the first screw rod penetrates through the first sliding block and is in threaded connection with the first sliding block, a first motor is fixedly mounted at the top of the base, one end of the first screw rod penetrates through the corresponding first fixed block and is fixedly connected with an output shaft of the first motor, a lifting table is fixedly mounted at the top of the first sliding block and comprises a first table plate, four round rods which are arranged in a rectangular shape are slidably mounted on the first table plate, a same second table plate is fixedly mounted at the top ends of the four round rods, a fixed plate is fixedly mounted at the top of the second table plate, the fixed plate is provided with a fixed claw, the fixed claw comprises a mounting frame, the mounting frame is fixedly connected with the fixed plate, the mounting frame is provided with two clamping arms, the top of the base is fixedly provided with a vertical plate, the top of the vertical plate is fixedly provided with a third bedplate, the top of the third bedplate is slidably provided with a second sliding block, and the top of the second sliding block is fixedly provided with a welding gun.
Preferably, two second fixed blocks are fixedly mounted at the top of the third platen, the two second fixed blocks are respectively located on two sides of the second sliding block, the same second screw rod is rotatably mounted on the two second fixed blocks, the second screw rod penetrates through the second sliding block and is in threaded connection with the second sliding block, a second motor is fixedly mounted at the top of the third platen, and one end, close to the second motor, of the second screw rod penetrates through the corresponding second fixed block and is fixedly connected with an output shaft of the second motor.
Preferably, the mounting frame is rotatably provided with two first transverse arms, one end of each first transverse arm, which is far away from the mounting frame, is hinged with the same second transverse arm, one end of each second transverse arm, which is far away from the corresponding first transverse arm, is hinged with a connecting block, one end of each connecting block, which is far away from the mounting frame, is fixedly connected with the corresponding clamping arm, each connecting block is hinged with a connecting rod, one end of each connecting block, which corresponds to each connecting rod circle, is hinged with the mounting frame, each first transverse arm is hinged with a connecting rod, one end, which is close to each other, of each connecting rod, the inner walls of the top and the bottom of the mounting rack are rotatably provided with the same screw rod, the screw rod penetrates through the driving block and is in threaded connection with the driving block, one side fixed mounting that the mounting bracket was kept away from to the fixed plate has the third motor, the lead screw is close to the one end of third motor and runs through mounting bracket and fixed plate and with the output shaft fixed connection of third motor.
Preferably, first rotating holes are formed in the two first fixing blocks, and the first screw rod is rotatably connected with the inner walls of the two first rotating holes.
Preferably, two third fixed blocks are fixedly mounted at the top of the first bedplate, the two third fixed blocks are rotatably mounted on the same third screw rod in a rotating mode, the third screw rod is connected with two third sliding blocks in a threaded mode, the tops of the two third sliding blocks are hinged with supporting rods, the two supporting rods are arranged in a staggered mode and hinged together, the top ends of the two supporting rods are hinged with hinge blocks, a limiting groove is formed in the bottom of the second bedplate, the two hinge blocks are connected with the inner wall of the limiting groove in a sliding mode, one end of each third screw rod penetrates through the corresponding third fixed block and is fixedly mounted with a hand wheel, threads with opposite rotation directions at two ends are arranged on the third screw rod, and the two third sliding blocks are respectively matched with the corresponding threads in the rotation directions.
Preferably, two sliding grooves are formed in the top of the base and the top of the third bedplate, two sliding blocks are fixedly mounted at the bottoms of the first sliding block and the second sliding block, and the four sliding blocks are respectively in sliding connection with the inner walls of the corresponding sliding grooves.
Preferably, four slide holes which are arranged in a rectangular shape are formed in the first bedplate, the four round rods respectively penetrate through the corresponding slide holes and are in sliding connection with the inner walls of the corresponding slide holes, and limiting plates are fixedly mounted at the bottom ends of the four round rods.
Preferably, the second fixed blocks are provided with second rotating holes, and the second screw rod is rotatably connected with the inner walls of the two second rotating holes.
Preferably, third rotation holes are formed in the two third fixing blocks, and the third screw rod is rotatably connected with the inner walls of the two third rotation holes.
Compared with the prior art, the invention has the beneficial effects that: when the whole body cladding is carried out on a rolling shaft workpiece, the rolling shaft is placed on the second bedplate and positioned between the two clamping arms, then the third motor is controlled to rotate clockwise, the third motor rotates and drives the screw rod to rotate, the screw rod drives the two connecting rods to rotate towards the screw rod direction, the two connecting rods drive the two first cross arms to rotate around the mounting frame and approach each other, the two first cross arms drive the clamping arms on the two connecting blocks to approach each other, the two clamping arms can tightly clamp the rolling shaft, the two clamping arms can be more stable when clamping the rolling shaft under the action of the two connecting rods, the loosening condition can not occur, then the first motor is controlled to rotate forwardly, the first motor rotates and drives the first screw rod to rotate, the first screw rod drives the first slide block to approach the vertical plate when rotating, and the rolling shaft fixed by the fixing claw on the first slide block is positioned under a welding gun, then clockwise rotation hand wheel, the hand wheel rotates and drives the third screw rod and rotate, along with the rotation of third screw rod, two third sliders will be close to each other, and two third sliders drive the second platen through the bracing piece that corresponds when being close to keep away from first platen to make the elevating platform rise, thereby make the roller bearing of fixing on the stationary dog pass welder slowly, thereby welder alright with cladding the whole body to the roller bearing.
The invention has high practicability, can melt the whole body of the roller shaft workpieces with different diameters, can adjust the height of the workpiece platform according to the cylindrical workpieces with different diameters, has wider application range, reduces the cost of matched equipment required during plasma powder surfacing and has wider applicability.
Drawings
Fig. 1 is a schematic perspective view of a laser cladding auxiliary device for a roller according to the present invention;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
FIG. 3 is an enlarged schematic view of portion B of FIG. 1;
fig. 4 is a schematic front view of a fixing claw in the laser cladding auxiliary device for a roller according to the present invention;
fig. 5 is a schematic front sectional view of a lifting table in the laser cladding auxiliary device for a roller according to the present invention.
In the figure: 1. a base; 2. a first slider; 3. a first fixed block; 4. a first screw; 5. a first motor; 6. a lifting platform; 601. a first platen; 602. a round bar; 603. a second platen; 604. a third fixed block; 605. a third screw; 606. a third slider; 607. a support bar; 608. a hand wheel; 609. a hinged block; 7. a fixing plate; 8. a fixed jaw; 801. a mounting frame; 802. a connecting rod; 803. a worm; 804. a first cross arm; 805. a second cross arm; 806. connecting blocks; 807. a connecting rod; 808. clamping arms; 809. a third motor; 810. a drive block; a vertical plate; 10. a third platen; 11. a second slider; 12. a second fixed block; 13. a second screw; 14. a second motor; 15. and (4) welding the welding gun.
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.
Examples
Referring to fig. 1-5, the embodiment provides a laser cladding auxiliary device for a roller, which includes a base 1, a first slider 2 is slidably mounted on the top of the base 1, two first fixing blocks 3 are fixedly mounted on the top of the base 1, the two first fixing blocks 3 are respectively located on two sides of the first slider 2, the same first screw rod 4 is rotatably mounted on the two first fixing blocks 3, the first screw rod 4 penetrates through the first slider 2 and is in threaded connection with the first slider 2, a first motor 5 is fixedly mounted on the top of the base 1, one end of the first screw rod 4 penetrates through the corresponding first fixing block 3 and is fixedly connected with an output shaft of the first motor 5, a lifting table 6 is fixedly mounted on the top of the first slider 2, the lifting table 6 includes a first table plate 601, four round rods 602 arranged in a rectangular shape are slidably mounted on the first table plate 601, the top ends of the four round rods 602 are fixedly mounted with a same second table plate 603, a fixing plate 7 is fixedly mounted at the top of the second bedplate 603, the fixing plate 7 is provided with a fixing claw 8, the fixing claw 8 comprises a mounting rack 801, the mounting rack 801 is fixedly connected with the fixing plate 7, two clamping arms 808 are arranged on the mounting rack 801, a vertical plate 9 is fixedly mounted at the top of the base 1, a third bedplate 10 is fixedly mounted at the top of the vertical plate 9, a second sliding block 11 is slidably mounted at the top of the third bedplate 10, and a welding gun 15 is fixedly mounted at the top of the second sliding block 11;
in this embodiment, as shown in fig. 1 to 5, two second fixed blocks 12 are fixedly mounted at the top of the third platen 10, the two second fixed blocks 12 are respectively located at two sides of the second slider 11, the same second screw 13 is rotatably mounted on the two second fixed blocks 12, the second screw 13 penetrates through the second slider 11 and is in threaded connection with the second slider 11, a second motor 14 is fixedly mounted at the top of the third platen 10, and one end of the second screw 13, which is close to the second motor 14, penetrates through the corresponding second fixed block 12 and is fixedly connected with an output shaft of the second motor 14.
Two first cross arms 804 are rotatably mounted on the mounting rack 801, one ends, away from the mounting rack 801, of the two first cross arms 804 are hinged to the same second cross arm 805, one ends, away from the corresponding first cross arms 804, of the two second cross arms 805 are hinged to connecting blocks 806, one ends, away from the mounting rack 801, of the two connecting blocks 806 are fixedly connected with the corresponding clamping arms 808 respectively, connecting rods 807 are hinged to the two connecting blocks 806, one ends, away from the mounting rack 801, of the connecting blocks 806 corresponding to the two connecting rods 807 are hinged to the mounting rack 801, connecting rods 802 are hinged to the two first cross arms 804, one ends, close to the two connecting rods 802, of the two connecting rods 802 are hinged to the same driving block 810, the same lead screw 803 is rotatably mounted on the top and the bottom inner wall of the mounting rack 801, the lead screw 803 penetrates through the driving block 810 and is in threaded connection with the driving block 810, a third motor 809 is fixedly mounted on one side, away And (4) connecting.
First rotation hole has all been seted up on two first fixed blocks 3, and the inner wall in first screw rod 4 and two first rotation holes rotates to be connected.
Two third fixed blocks 604 are fixedly mounted at the top of the first bedplate 601, the two third fixed blocks 604 are rotatably mounted with the same third screw 605, the third screw 605 is connected with two third sliding blocks 606 in a threaded manner, the tops of the two third sliding blocks 606 are hinged with supporting rods 607, the two supporting rods 607 are staggered and hinged together, the top ends of the two supporting rods 607 are hinged with hinge blocks 609, the bottom of the second bedplate 603 is provided with a limiting groove, the two hinge blocks 609 are connected with the inner wall of the limiting groove in a sliding manner, one end of the third screw 605 penetrates through the corresponding third fixed block 604 and is fixedly mounted with a hand wheel 608, the third screw 605 is provided with threads with opposite rotation directions at two ends, and the two third sliding blocks 606 are respectively matched with the threads corresponding to the rotation directions.
Two chutes are formed in the top of the base 1 and the top of the third platen 10, two sliders are fixedly mounted at the bottoms of the first slider 2 and the second slider 11, and the four sliders are connected with the inner walls of the corresponding chutes in a sliding mode.
Four slide holes which are arranged in a rectangular shape are formed in the first bedplate 601, the four round rods 602 respectively penetrate through the corresponding slide holes and are in sliding connection with the inner walls of the corresponding slide holes, and limiting plates are fixedly mounted at the bottom ends of the four round rods 602.
The second fixed blocks 12 are provided with second rotating holes, and the second screw 13 is rotatably connected with the inner walls of the two second rotating holes.
Third rotating holes are formed in the two third fixing blocks 604, and the third screw 605 is rotatably connected with the inner walls of the two third rotating holes.
Specifically, the whole body of the roller workpiece with different diameters can be clad, the height of the workpiece platform can be adjusted according to cylindrical workpieces with different diameters, the application range is wide, the cost of required matched equipment during plasma powder surfacing is reduced, and the applicability is wide.
In this embodiment, when the whole body of a roller workpiece is clad, a roller is placed on the second platen 603 and between the two clamping arms 808, and then the third motor 809 is controlled to rotate clockwise, the third motor 809 rotates and drives the lead screw 803 to rotate, the lead screw 803 drives the two connecting rods 802 to rotate in the direction of the lead screw 803, the two connecting rods 802 drive the two first cross arms 804 to rotate and approach each other around the mounting rack 801, the two first cross arms 804 drive the clamping arms 808 on the two connecting blocks 806 to approach each other, the two clamping arms 808 can tightly clamp the roller, under the action of the two connecting rods 807, the two clamping arms 808 can be more stable when clamping the roller, and the loosening condition cannot occur.
In this embodiment, the first motor 5 is then controlled to rotate forward, the first motor 5 rotates and drives the first screw rod 4 to rotate, when the first screw rod 4 rotates, the first slider 2 is driven to approach the vertical plate 9, so that the roller fixed by the fixing claw 8 on the first slider 2 is located right below the welding gun 15, then the hand wheel 608 is rotated clockwise and drives the third screw rod 605 to rotate, along with the rotation of the third screw rod 605, the two third sliders 606 will approach each other, when the two third sliders 606 approach, the second platen 603 is driven by the corresponding support rod 607 to be away from the first platen 601, so that the lifting platform 6 is lifted, and the roller fixed on the fixing claw 8 slowly passes through the welding gun 15, so that the welding gun 15 can perform cladding treatment on the circumference of the roller.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. A laser cladding auxiliary device for a roller comprises a base (1) and is characterized in that a first sliding block (2) is slidably mounted at the top of the base (1), two first fixed blocks (3) are fixedly mounted at the top of the base (1), the two first fixed blocks (3) are respectively located on two sides of the first sliding block (2), the two first fixed blocks (3) are rotatably mounted with a same first screw (4), the first screw (4) penetrates through the first sliding block (2) and is in threaded connection with the first sliding block (2), a first motor (5) is fixedly mounted at the top of the base (1), one end of the first screw (4) penetrates through the corresponding first fixed block (3) and is fixedly connected with an output shaft of the first motor (5), a lifting table (6) is fixedly mounted at the top of the first sliding block (2), and the lifting table (6) comprises a first table plate (601), the welding jig is characterized in that four round rods (602) which are arranged in a rectangular shape are slidably mounted on the first bedplate (601), the top end of each of the four round rods (602) is fixedly mounted with a second bedplate (603), a fixing plate (7) is fixedly mounted at the top of the second bedplate (603), the fixing plate (7) is provided with a fixing claw (8), each fixing claw (8) comprises a mounting rack (801), the mounting racks (801) and the fixing plate (7) are fixedly connected, two clamping arms (808) are arranged on the mounting racks (801), a vertical plate (9) is fixedly mounted at the top of the base (1), a third bedplate (10) is fixedly mounted at the top of the vertical plate (9), a second sliding block (11) is slidably mounted at the top of the third bedplate (10), and a welding gun (15) is fixedly mounted at the top of the second sliding block (11.
2. The laser cladding auxiliary device for the roller according to claim 1, wherein two second fixed blocks (12) are fixedly mounted at the top of the third platen (10), the two second fixed blocks (12) are respectively located at two sides of the second slider (11), the same second screw (13) is rotatably mounted on the two second fixed blocks (12), the second screw (13) penetrates through the second slider (11) and is in threaded connection with the second slider (11), a second motor (14) is fixedly mounted at the top of the third platen (10), and one end of the second screw (13), which is close to the second motor (14), penetrates through the corresponding second fixed block (12) and is fixedly connected with an output shaft of the second motor (14).
3. The laser cladding auxiliary device for the roller according to claim 1, wherein two first cross arms (804) are rotatably mounted on the mounting rack (801), one ends of the two first cross arms (804) far away from the mounting rack (801) are hinged with the same second cross arm (805), one ends of the two second cross arms (805) far away from the corresponding first cross arms (804) are hinged with connecting blocks (806), one ends of the two connecting blocks (806) far away from the mounting rack (801) are fixedly connected with the corresponding clamping arms (808), two connecting blocks (806) are hinged with connecting rods (807), one ends of the connecting blocks (806) corresponding to the circles of the two connecting rods (807) are hinged with the mounting rack (801), two first cross arms (804) are hinged with connecting rods (802), one ends of the two connecting rods (802) close to each other are hinged with the same driving block (810), the top and the bottom inner walls of the mounting rack (801) are rotatably provided with the same screw rod (803), the screw rod (803) penetrates through the driving block (809) and is in threaded connection with the driving block (809), one side, far away from the mounting rack (801), of the fixing plate (7) is fixedly provided with a third motor (809), one end, close to the third motor (809), of the screw rod (803) penetrates through the mounting rack (801) and the fixing plate (7) and is fixedly connected with an output shaft of the third motor (809).
4. The laser cladding auxiliary device for the roller according to claim 1, wherein the two first fixing blocks (3) are respectively provided with a first rotating hole, and the first screw (4) is rotatably connected with the inner walls of the two first rotating holes.
5. The laser cladding auxiliary device for the roller according to claim 1, wherein two third fixed blocks (604) are fixedly installed at the top of the first platen (601), the same third screw (605) is rotatably installed on the two third fixed blocks (604), the third screw (605) is in threaded connection with two third sliding blocks (606), the tops of the two third sliding blocks (606) are respectively hinged with a supporting rod (607), the two supporting rods (607) are arranged in a staggered manner and hinged together, the top ends of the two supporting rods (607) are respectively hinged with a hinge block (609), the bottom of the second platen (603) is provided with a limiting groove, the two hinge blocks (609) are respectively in sliding connection with the inner wall of the limiting groove, one end of the third screw (605) penetrates through the corresponding third fixed block (604) and is fixedly installed with a hand wheel (608), and threads with opposite rotation directions at two ends are arranged on the third screw (605), the two third sliding blocks (606) are respectively matched with the threads in the corresponding screwing directions.
6. The laser cladding auxiliary device for the roller according to claim 1, wherein two sliding grooves are formed in the top of the base (1) and the top of the third platen (10), two sliding blocks are fixedly mounted at the bottoms of the first sliding block (2) and the second sliding block (11), and the four sliding blocks are respectively connected with the inner walls of the corresponding sliding grooves in a sliding manner.
7. The laser cladding auxiliary device for the roller according to claim 1, wherein the first platen (601) is provided with four sliding holes arranged in a rectangular shape, the four round rods (602) respectively penetrate through the corresponding sliding holes and are slidably connected with the inner walls of the corresponding sliding holes, and limiting plates are fixedly mounted at the bottom ends of the four round rods (602).
8. The laser cladding auxiliary device for the roller according to claim 2, wherein the two second fixed blocks (12) are respectively provided with a second rotating hole, and the second screw (13) is rotatably connected with the inner walls of the two second rotating holes.
9. The laser cladding auxiliary device for the roller according to claim 5, wherein each of the two third fixing blocks (604) is provided with a third rotating hole, and the inner walls of the third screw (605) and the two third rotating holes are rotatably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011311917.5A CN112538625A (en) | 2020-11-20 | 2020-11-20 | Laser cladding auxiliary device for roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011311917.5A CN112538625A (en) | 2020-11-20 | 2020-11-20 | Laser cladding auxiliary device for roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112538625A true CN112538625A (en) | 2021-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011311917.5A Withdrawn CN112538625A (en) | 2020-11-20 | 2020-11-20 | Laser cladding auxiliary device for roller |
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| Country | Link |
|---|---|
| CN (1) | CN112538625A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115198265A (en) * | 2022-07-15 | 2022-10-18 | 丹阳宏图激光科技有限公司 | Gear shaft laser cladding auxiliary fixtures |
-
2020
- 2020-11-20 CN CN202011311917.5A patent/CN112538625A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115198265A (en) * | 2022-07-15 | 2022-10-18 | 丹阳宏图激光科技有限公司 | Gear shaft laser cladding auxiliary fixtures |
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Application publication date: 20210323 |
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