CN117564477A - Laser roughening device and roughening method for cylindrical workpiece - Google Patents
Laser roughening device and roughening method for cylindrical workpiece Download PDFInfo
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- CN117564477A CN117564477A CN202410060156.2A CN202410060156A CN117564477A CN 117564477 A CN117564477 A CN 117564477A CN 202410060156 A CN202410060156 A CN 202410060156A CN 117564477 A CN117564477 A CN 117564477A
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- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000007788 roughening Methods 0.000 title claims description 52
- 230000000007 visual effect Effects 0.000 claims description 18
- 239000013589 supplement Substances 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 abstract description 15
- 230000001070 adhesive effect Effects 0.000 abstract description 15
- 239000002131 composite material Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 9
- 238000005461 lubrication Methods 0.000 abstract description 9
- 238000005488 sandblasting Methods 0.000 abstract description 7
- 239000000428 dust Substances 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000009827 uniform distribution Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/352—Working by laser beam, e.g. welding, cutting or boring for surface treatment
- B23K26/3568—Modifying rugosity
- B23K26/3584—Increasing rugosity, e.g. roughening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/083—Devices involving movement of the workpiece in at least one axial direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/0869—Devices involving movement of the laser head in at least one axial direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a laser coarsening device and coarsening method of a cylindrical workpiece, wherein the laser coarsening device of the cylindrical workpiece comprises a base, a laser and a supporting table, and a Z-axis module is arranged on the base; the laser is arranged on the Z-axis module in a lifting manner; the supporting table comprises a fixing assembly and an X-axis module, the fixing assembly comprises a mounting frame and a first rotary driving piece arranged on the mounting frame, a clamping jaw is arranged on an output shaft of the first rotary driving piece, the X-axis module is arranged on a base, and the clamping jaw is located below the laser and used for clamping a cylindrical workpiece to be roughened. Compared with the sand blasting coarsening process, the coarsening process provided by the invention has the advantages that the coarsening lines can be controlled by adjusting the laser path, so that the coarsening lines in the bearing are uniformly distributed, the composite adhesive is more uniformly stressed after being coated, the composite adhesive is not easy to fall off, the lubrication effect is improved, the quality of the bearing is further improved, meanwhile, the noise and dust pollution are not generated in the laser coarsening process, no consumable is provided, and the cost is low.
Description
Technical Field
The invention relates to the technical field of laser equipment, in particular to a laser roughening device and a roughening method for a cylindrical workpiece.
Background
In order to improve the adhesive force of the metal surface to the material, roughening treatment is usually carried out on the metal surface, particularly in the field of bearings, the roughening treatment of the bearings can improve the firmness of adhesion of the bearings and the polymer composite adhesive, the solidification and lubrication effects are achieved, the adhesive friction binding force after roughening is stronger, and the movement of the bearings can be faster and smoother.
In the prior art, the bearing is coarsened through a sand blasting process, but because the spraying material of the sand blasting process is uncontrollable, pits formed when the spraying material is sprayed on the metal surface are irregularly distributed, the uniformity of metal particles is poor, the combination between the coated polymer composite adhesive and the inner wall of the bearing is uneven, and when the bearing moves after solidification, the composite adhesive is unevenly stressed and is easy to fall off, so that the motion lubrication effect of the bearing is affected, and the quality of the bearing is further reduced. Meanwhile, the sand blasting equipment generates noise pollution during operation, and the hearing system of a person can be damaged by 90dB generally; the tiny particle dust generated in the production process has relatively large harm to the lung; and the spraying material is easy to consume, has poor durability and high cost.
Disclosure of Invention
The invention mainly aims to provide a laser roughening device and a roughening method for a cylindrical workpiece, and aims to solve the problems that composite glue is not uniformly stressed and is easy to fall off, the motion lubrication effect of a bearing is affected and the quality of the bearing is further reduced due to uneven pit distribution in the conventional roughening process.
In order to achieve the above object, the present invention provides a laser roughening apparatus for a cylindrical workpiece, the laser roughening apparatus for a cylindrical workpiece comprising:
the base is provided with a Z-axis module;
the laser is arranged on the Z-axis module in a lifting manner;
the supporting table comprises a fixing assembly and an X-axis module, the fixing assembly comprises a mounting frame and a first rotary driving piece arranged on the mounting frame, a clamping jaw is arranged on an output shaft of the first rotary driving piece, the X-axis module is arranged on the base, the mounting frame is movably arranged on the X-axis module, the clamping jaw is located below the laser and used for clamping a cylindrical workpiece to be roughened, the first rotary driving piece is used for driving the clamping jaw to rotate so as to drive the cylindrical workpiece to be roughened to rotate, and the laser is used for emitting laser to perform roughening treatment on the inner wall of the cylindrical workpiece to be roughened in the process of rotating the cylindrical workpiece to be roughened.
Preferably, the mounting frame comprises a base and a mounting plate, a second rotary driving piece is further arranged on the base, an output shaft of the second rotary driving piece is connected with the mounting plate and used for driving the mounting plate to rotate around a Y axis so as to drive the cylindrical workpiece to be roughened to swing, the base is movably arranged on the X-axis module, and the first rotary driving piece is arranged on the mounting plate.
Preferably, a support is arranged at the position of the laser close to the light outlet, a reflector is arranged on the support, the laser is horizontally arranged, the reflector is obliquely arranged relative to the horizontal plane where the laser is located, and the reflector is used for reflecting laser emitted by the laser to the inner wall of the cylindrical workpiece to be roughened.
Preferably, the number of the reflecting mirrors is a plurality, and a plurality of the reflecting mirrors are installed on the support at intervals.
Preferably, each of said mirrors is rotatably mounted on said support.
Preferably, a visual recognition camera is arranged on the bracket and is used for shooting the cylindrical workpiece to be roughened.
Preferably, visual light sources are arranged on two opposite sides of the bracket, and the visual light sources irradiate the cylindrical workpiece to be roughened so as to supplement light for the visual recognition camera.
The invention also provides a laser roughening method of the cylindrical workpiece, which is applied to the laser roughening device of the cylindrical workpiece, and comprises the following steps:
acquiring a 3D model of a cylindrical workpiece to be roughened;
generating a laser path through the 3D model and the required coarsening lines, and determining a focal length datum point of laser;
fixing the cylindrical workpiece to be roughened on a supporting table, and lifting the laser according to the focal length datum point so as to adjust the height of the laser;
the X-axis module drives the mounting frame to move so as to drive the cylindrical workpiece to be roughened to move, and the first rotary driving piece drives the cylindrical workpiece to be roughened to rotate, so that laser emitted from the laser moves along the laser path and processes the cylindrical workpiece to be roughened to form the roughened grains.
Preferably, the step of driving the mounting frame to move so as to drive the cylindrical workpiece to be roughened to move, and driving the cylindrical workpiece to be roughened to rotate by the first rotary driving piece so that laser emitted from the laser moves along the laser path and processes the cylindrical workpiece to be roughened to form the roughened grains includes:
the X-axis module drives the fixing component to move to a processing position, and lifts one side of the cylindrical workpiece to be roughened by driving the mounting frame to rotate, so that the inner wall of a cylinder opening of one end of the cylindrical workpiece to be roughened is opposite to the laser;
the laser emits laser to the inner wall of the cylindrical workpiece to be roughened;
the first rotary driving piece drives the cylindrical workpiece to be roughened to rotate around the axis of the cylindrical workpiece to be roughened, and meanwhile, the X-axis module drives the cylindrical workpiece to be roughened to move, so that the laser moves along the laser path and processes the cylindrical workpiece to be roughened to form the roughened grains.
Preferably, the first rotary driving piece drives the cylindrical workpiece to be roughened to rotate around the axis, and the X-axis module drives the cylindrical workpiece to be roughened to move, so that the laser moves along the laser path and the step of processing the cylindrical workpiece to be roughened to form the roughened grains further includes:
acquiring an image of the cylindrical workpiece to be roughened;
and comparing the image of the cylindrical workpiece to be roughened with the 3D model, and correcting the laser path according to the difference point of the image of the cylindrical workpiece to be roughened and the 3D model.
According to the technical scheme, the cylindrical workpiece to be roughened is clamped by the clamping jaw and is positioned below the laser, and then the cylindrical workpiece to be roughened is driven to rotate by the first rotary driving piece, so that the laser can perform laser roughening along the circumferential direction of the inner wall of the cylindrical workpiece to be roughened, meanwhile, the mounting frame is driven to move along the X direction by the X-axis module, so that the cylindrical workpiece to be roughened is driven to move along the X direction, therefore, the coarsening of any position inside the cylindrical workpiece to be roughened by the laser is realized, meanwhile, the laser is driven to lift by the Z-axis module, the focal length of the laser is adjusted, the uniform distribution and consistency of coarsening roughness are ensured, and the coarsening quality is improved. According to the invention, through the cooperation of the base, the laser and the supporting table, the coarsening operation is carried out on the cylindrical workpiece to be coarsened through the laser, compared with the sand blasting coarsening process, coarsening grains formed in the bearing by the laser coarsening can be controlled by adjusting a laser path, so that the coarsening grains in the bearing are uniformly distributed, the composite adhesive is more uniformly stressed after the adhesive is coated, the composite adhesive is not easy to fall off, the lubrication effect is improved, the quality of the bearing is further improved, meanwhile, noise and dust pollution are not generated by the laser coarsening, no consumable is generated, and the cost is low.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a laser roughening apparatus for a cylindrical workpiece according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a part of a laser roughening apparatus for a cylindrical workpiece according to an embodiment of the invention;
FIG. 3 is a schematic diagram of a laser device of a laser roughening apparatus for a cylindrical workpiece according to an embodiment of the invention;
FIG. 4 is a schematic view of an optical path of a laser roughening apparatus for a cylindrical workpiece according to an embodiment of the invention;
FIG. 5 is a block flow diagram of a method for laser roughening a cylindrical workpiece according to one embodiment of the invention;
fig. 6 is a detailed flowchart of step S400 of the laser roughening method of the cylindrical workpiece according to an embodiment of the invention.
Reference numerals illustrate:
1. a laser roughening device for a cylindrical workpiece; 10. A base; 11. A Z-axis module; 20. A laser;
21. a bracket; 22. A reflecting mirror; 23. A visual recognition camera; 24. A visual light source;
30. a support table; 31. A fixing assembly; 311. A mounting frame; 312. A base;
313. a mounting plate; 314. A first rotary drive member; 315. A clamping jaw;
316. a second rotary driving member; 32. An X-axis module; 40. And (5) coarsening the cylindrical workpiece.
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The technical solutions of the present embodiment will be clearly and completely described below with reference to the drawings in the present embodiment, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that all the directional indications (such as up, down, left, right, front, and rear … …) in this embodiment are merely for explaining the relative positional relationship, movement conditions, and the like between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, the technical solutions of the embodiments of the present invention may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present invention. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The invention provides a laser roughening device 1 for a cylindrical workpiece.
Referring to fig. 1, 2, 3 and 4, in the laser roughening device 1 for a cylindrical workpiece of the present embodiment, the laser roughening device 1 for a cylindrical workpiece includes a base 10, a laser 20 and a supporting table 30, and a Z-axis module is disposed on the base 10; the laser 20 is installed on the Z-axis module in a lifting manner; the supporting table 30 comprises a fixing assembly 31 and an X-axis module 32, the fixing assembly 31 comprises a mounting frame 311 and a first rotary driving piece 314 arranged on the mounting frame 311, a clamping jaw 315 is arranged on an output shaft of the first rotary driving piece 314, the X-axis module 32 is arranged on the base 10, the mounting frame 311 is movably arranged on the X-axis module 32, the clamping jaw 315 is located below the laser 20 and used for clamping the tubular workpiece 40 to be roughened, the first rotary driving piece 314 is used for driving the clamping jaw 315 to rotate so as to drive the tubular workpiece 40 to be roughened to rotate, and the laser 20 is used for coarsening the inner wall of the tubular workpiece 40 to be roughened by emitting laser in the process of rotating the tubular workpiece 40 to be roughened.
In the technical scheme of the invention, the cylindrical workpiece 40 to be roughened is clamped by the clamping jaw 315 and is positioned below the laser 20, and then the cylindrical workpiece 40 to be roughened is driven to rotate by the first rotary driving piece 314, so that the laser 20 can perform laser roughening along the circumferential direction of the inner wall of the cylindrical workpiece 40 to be roughened, meanwhile, the mounting frame 311 is driven to move along the X direction by the X-axis module 32, so that the cylindrical workpiece 40 to be roughened is driven to move along the X direction, thereby realizing that the laser can perform roughening at any position inside the cylindrical workpiece 40 to be roughened, and meanwhile, the laser 20 is driven to lift by the Z-axis module, so that the focal length of the laser 20 is adjusted, the uniform distribution and consistency of roughening roughness are ensured, and the roughening quality is improved. As can be appreciated, the cylindrical workpiece is usually a bearing, the cylindrical workpiece 40 is coarsened by laser through the cooperation of the base 10, the laser 20 and the supporting table 30, compared with the sand blasting coarsening process, coarsening grains formed in the bearing by laser coarsening can be controlled by adjusting a laser path, so that the coarsening grains in the bearing are uniformly distributed, the composite adhesive is more uniformly stressed after being coated, the composite adhesive is not easy to fall off, the lubrication effect is improved, the quality of the bearing is further improved, meanwhile, noise and dust pollution are not generated by laser coarsening, no consumable is caused, and the cost is low.
Specifically, the mounting frame 311 includes a base 312 and a mounting plate 313, the base 312 is further provided with a second rotary driving member 316, an output shaft of the second rotary driving member 316 is connected to the mounting plate 313 and is used for driving the mounting plate 313 to rotate along the Y axis so as to drive the cylindrical workpiece 40 to be roughened to swing, the base 312 is movably mounted on the X axis module 32, the first rotary driving member 314 is mounted on the mounting plate 313, and the output shaft faces the Z axis module. Through set up second rotary driving piece 316 on base 312, drive mounting panel 313 rotates along the Y axle to drive to wait to coarsen the bearing and rotate along the Y axle, thereby realize the nimble contained angle of treating between coarsening bearing and the laser of adjusting, thereby make the laser route more diversified, can make to form more even more accurate coarsening line on the bearing inner wall, improve the lubrication effect of bearing.
In an embodiment, a support 21 is disposed at a position of the laser 20 near the light outlet, a reflecting mirror 22 is disposed on the support 21, the laser 20 is disposed horizontally, the reflecting mirror 22 is disposed obliquely with respect to the horizontal plane where the laser 20 is disposed, and the reflecting mirror 22 is used for reflecting the laser emitted by the laser 20 onto the inner wall of the cylindrical workpiece 40 to be roughened. Through setting up laser instrument 20 level for laser roughening device's vertical height is lower, has reduced laser roughening device's whole volume, simultaneously through the exit angle of reflecting mirror 22 can more nimble adjustment laser.
Further, the number of the reflecting mirrors 22 is plural, and the plural reflecting mirrors 22 are installed on the bracket 21 at intervals. The multiple reflectors 22 enable the laser light path of the laser roughening device to be flexibly adjusted, so that the laser roughening device is applied to more scenes and the applicability of the laser roughening device is improved.
Specifically, each mirror 22 is rotatably mounted on the bracket 21. The reflecting mirror 22 is rotatably installed, so that the laser light path can be adjusted at any time when different light path angle demands are met, and the applicability of the laser roughening device is improved.
Referring to fig. 4, in fig. 4, laser light emitted from a laser 20 is reflected by a mirror 22 and enters the inner wall of a cylindrical workpiece, so as to perform carving of coarsened grains.
In an embodiment, a visual recognition camera 23 is provided on the bracket 21, and the visual recognition camera 23 is used for photographing the cylindrical workpiece 40 to be roughened. Through setting up visual recognition camera 23 and shooing to wait to coarsen tubular workpiece 40, can acquire the image of coarsening line and waiting to coarsen tubular workpiece 40 in real time in the coarsening process to adjust the laser light path in real time according to the image, make when error or unexpected appears in the coarsening process, can in time adjust the laser light path, improve coarsening precision.
Further, the visual light sources 24 are provided on opposite sides of the bracket 21, and the visual light sources 24 illuminate the cylindrical workpiece 40 to be roughened to supplement the visual recognition camera 23 with light. The light supplement of the visual light source 24 can improve the brightness and contrast of the image, and is helpful to obtain a clearer and brighter image, so that the laser path can be adjusted more timely, and the coarsening precision is improved.
Referring to fig. 5, the invention further provides a laser roughening method for a cylindrical workpiece, which is applied to the laser roughening device for the cylindrical workpiece, and includes the following steps:
s100: acquiring a 3D model of a cylindrical workpiece to be roughened;
directly obtaining a 3D model of the cylindrical workpiece to be roughened or preparing a corresponding 3D model of the cylindrical workpiece to be roughened through a standard drawing of the cylindrical workpiece to be roughened;
s200: generating a laser path through the 3D model and the required coarsening lines, and determining a focal length datum point of laser;
the required coarsening grains are designed through the 3D model, a laser path is generated according to the coarsening grains, and focal length datum points corresponding to all parts of the laser path are required to be noted, and the laser cannot move, so that the movement of the laser along the laser path is required to be realized by moving and rotating the cylindrical workpiece to be coarsened;
s300: fixing the cylindrical workpiece to be roughened on a supporting table, and lifting the laser according to the focal length datum point so as to adjust the height of the laser;
s400: the X-axis module drives the mounting frame to move so as to drive the cylindrical workpiece to be roughened to move, and the first rotary driving piece drives the cylindrical workpiece to be roughened to rotate, so that laser emitted from the laser moves along the laser path and processes the cylindrical workpiece to be roughened to form the roughened grains.
In the technical scheme of the invention, a laser path is designed through the 3D model and the required coarsening grains, and then the movement of the laser along the laser path is realized through the movement and rotation of the cylindrical workpiece 40 to be coarsened, so that the carving of the coarsening grains is realized. The coarsening operation is carried out on the coarsening cylindrical workpiece 40 through laser, compared with the sandblasting coarsening process, coarsening grains formed inside the bearing by laser coarsening can be controlled by adjusting a laser path, so that the coarsening grains inside the bearing are uniformly distributed, the composite adhesive is stressed more uniformly after the adhesive is coated, the composite adhesive is not easy to fall off, the lubrication effect is improved, the quality of the bearing is further improved, noise and dust pollution cannot be generated by laser coarsening, no consumable is caused, and the cost is low.
Referring to fig. 6, further, step S400 includes:
s410: the X-axis module drives the fixing component to move to a processing position, and lifts one side of the cylindrical workpiece to be roughened by driving the mounting frame to rotate, so that the inner wall of a cylinder opening of one end of the cylindrical workpiece to be roughened is opposite to the laser;
s420: the laser emits laser to the inner wall of the cylindrical workpiece to be roughened;
s430: the first rotary driving piece drives the cylindrical workpiece to be roughened to rotate around the axis of the cylindrical workpiece to be roughened, and meanwhile, the X-axis module drives the cylindrical workpiece to be roughened to move, so that the laser moves along the laser path and processes the cylindrical workpiece to be roughened to form the roughened grains.
As can be appreciated, since the roughened surface is the inner wall of the cylindrical workpiece, the laser is not convenient to process the side wall thereof in the conventional state, so that the side wall of the cylindrical workpiece 40 to be roughened is lifted by the second rotary driving member 316, so that the laser is convenient to process the side wall thereof, then the cylindrical workpiece 40 to be roughened is rotated by the first rotary driving member 314 and the cylindrical workpiece 40 to be roughened is horizontally moved by the X-axis module 32, so that the laser can move relative to the side wall, thereby realizing the movement of the laser along the laser path and completing the roughening operation.
Specifically, step S430 further includes:
s421: acquiring an image of a cylindrical workpiece to be roughened;
s422: and comparing the image of the cylindrical workpiece to be roughened with the 3D model, and correcting the laser path according to the difference point of the image of the cylindrical workpiece to be roughened and the 3D model.
It can be appreciated that, due to manufacturing errors, the specific structure of each cylindrical workpiece 40 to be roughened has slight differences, so that by comparing the actual image of the cylindrical workpiece 40 to be roughened with the 3D model and correcting the laser path, the roughened lines can be uniformly etched under the cylindrical workpiece 40 to be roughened facing different structures, thereby improving uniformity and lubrication effect.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, but rather is intended to cover any equivalents of the structures or equivalent processes disclosed herein or in the alternative, which may be employed directly or indirectly in other related arts.
Claims (10)
1. A laser roughening device for a cylindrical workpiece, the laser roughening device comprising:
the base is provided with a Z-axis module;
the laser is arranged on the Z-axis module in a lifting manner;
the supporting table comprises a fixing assembly and an X-axis module, the fixing assembly comprises a mounting frame and a first rotary driving piece arranged on the mounting frame, a clamping jaw is arranged on an output shaft of the first rotary driving piece, the X-axis module is arranged on the base, the mounting frame is movably arranged on the X-axis module, the clamping jaw is located below the laser and used for clamping a cylindrical workpiece to be roughened, the first rotary driving piece is used for driving the clamping jaw to rotate so as to drive the cylindrical workpiece to be roughened to rotate, and the laser is used for emitting laser to perform roughening treatment on the inner wall of the cylindrical workpiece to be roughened in the process of rotating the cylindrical workpiece to be roughened.
2. The laser roughening device of cylindrical workpiece according to claim 1, wherein the mounting frame comprises a base and a mounting plate, a second rotary driving member is further arranged on the base, an output shaft of the second rotary driving member is connected with the mounting plate and used for driving the mounting plate to rotate around a Y axis so as to drive the cylindrical workpiece to be roughened to swing, the base is movably arranged on the X-axis module, and the first rotary driving member is arranged on the mounting plate.
3. The laser roughening device of claim 2, wherein a bracket is arranged at a position of the laser close to the light outlet, a reflector is arranged on the bracket, the laser is horizontally arranged, the reflector is obliquely arranged relative to the horizontal plane where the laser is positioned, and the reflector is used for reflecting the laser emitted by the laser to the inner wall of the cylindrical workpiece to be roughened.
4. The laser roughening apparatus of cylindrical workpiece according to claim 3 wherein the number of the reflecting mirrors is plural, and the plural reflecting mirrors are installed on the bracket at intervals.
5. The laser roughening apparatus of claim 4 wherein each of the mirrors is rotatably mounted on the bracket.
6. The laser roughening device of tubular workpiece according to claim 3, wherein a visual recognition camera is arranged on the bracket, and the visual recognition camera is used for shooting the tubular workpiece to be roughened.
7. The laser roughening apparatus of claim 6 wherein visual light sources are provided on opposite sides of the bracket, the visual light sources illuminating the cylindrical workpiece to be roughened to supplement the visual recognition camera.
8. A laser roughening method of a cylindrical workpiece, applied to the laser roughening device of a cylindrical workpiece as defined in any one of claims 1 to 7, characterized by comprising the steps of:
acquiring a 3D model of a cylindrical workpiece to be roughened;
generating a laser path through the 3D model and the required coarsening lines, and determining a focal length datum point of laser;
fixing the cylindrical workpiece to be roughened on a supporting table, and lifting the laser according to the focal length datum point so as to adjust the height of the laser;
the X-axis module drives the mounting frame to move so as to drive the cylindrical workpiece to be roughened to move, and the first rotary driving piece drives the cylindrical workpiece to be roughened to rotate, so that laser emitted from the laser moves along the laser path and processes the cylindrical workpiece to be roughened to form the roughened grains.
9. The method of claim 8, wherein the X-axis module drives the mounting frame to move to drive the cylindrical workpiece to be roughened to move, and the first rotary driving member drives the cylindrical workpiece to be roughened to rotate, so that the laser emitted from the laser moves along the laser path and the cylindrical workpiece to be roughened is processed to form the roughened texture, comprising:
the X-axis module drives the fixing component to move to a processing position, and lifts one side of the cylindrical workpiece to be roughened by driving the mounting frame to rotate, so that the inner wall of a cylinder opening of one end of the cylindrical workpiece to be roughened is opposite to the laser;
the laser emits laser to the inner wall of the cylindrical workpiece to be roughened;
the first rotary driving piece drives the cylindrical workpiece to be roughened to rotate around the axis of the cylindrical workpiece to be roughened, and meanwhile, the X-axis module drives the cylindrical workpiece to be roughened to move, so that the laser moves along the laser path and processes the cylindrical workpiece to be roughened to form the roughened grains.
10. The method of claim 9, wherein the first rotary driving member drives the cylindrical workpiece to be roughened to rotate around its axis, and the X-axis module drives the cylindrical workpiece to be roughened to move, so that the laser beam moves along the laser path and the cylindrical workpiece to be roughened is processed to form the roughened pattern, further comprising, before:
acquiring an image of the cylindrical workpiece to be roughened;
and comparing the image of the cylindrical workpiece to be roughened with the 3D model, and correcting the laser path according to the difference point of the image of the cylindrical workpiece to be roughened and the 3D model.
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| CN202410060156.2A CN117564477A (en) | 2024-01-16 | 2024-01-16 | Laser roughening device and roughening method for cylindrical workpiece |
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| CN202410060156.2A CN117564477A (en) | 2024-01-16 | 2024-01-16 | Laser roughening device and roughening method for cylindrical workpiece |
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Citations (5)
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| CN106925895A (en) * | 2017-03-16 | 2017-07-07 | 上海理工大学 | Based on the micro-machined glassy carbon electrode surface coarsening preparation method of ultra-short pulse laser |
| CN114453734A (en) * | 2021-12-24 | 2022-05-10 | 深圳市大族数控科技股份有限公司 | Plate laser surface roughening treatment device and method |
| JP2022083684A (en) * | 2020-11-25 | 2022-06-06 | フェニックス電機株式会社 | Laser irradiation device, and surface roughening treatment method using the same |
| CN216780668U (en) * | 2021-10-28 | 2022-06-21 | 深圳市牧激科技有限公司 | Laser processing apparatus |
| CN117139849A (en) * | 2023-08-30 | 2023-12-01 | 东莞市摆渡创新科技有限公司 | Laser coarsening working station based on visual deviation correction and working method |
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- 2024-01-16 CN CN202410060156.2A patent/CN117564477A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106925895A (en) * | 2017-03-16 | 2017-07-07 | 上海理工大学 | Based on the micro-machined glassy carbon electrode surface coarsening preparation method of ultra-short pulse laser |
| JP2022083684A (en) * | 2020-11-25 | 2022-06-06 | フェニックス電機株式会社 | Laser irradiation device, and surface roughening treatment method using the same |
| CN216780668U (en) * | 2021-10-28 | 2022-06-21 | 深圳市牧激科技有限公司 | Laser processing apparatus |
| CN114453734A (en) * | 2021-12-24 | 2022-05-10 | 深圳市大族数控科技股份有限公司 | Plate laser surface roughening treatment device and method |
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