CN215615803U

CN215615803U - Laser marking machine for processing parts

Info

Publication number: CN215615803U
Application number: CN202120977029.0U
Authority: CN
Inventors: 王刚; 刘洪伶; 于洋; 臧加魁
Original assignee: Chengdu Dongguang Aowei Automobile Brake System Co ltd
Current assignee: Chengdu Dongguang Aowei Automobile Brake System Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2022-01-25
Anticipated expiration: 2031-05-08

Abstract

The utility model discloses a laser marking machine for processing parts, which relates to the technical field of laser optics and laser manufacturing and solves the technical problems that the characters marked on the parts are not clear, the depth of the marked characters is not deep, and only inherent part materials can be marked; the laser engraving machine has the advantages of clear character font and deep depth of part engraving and different part materials engraving.

Description

Laser marking machine for processing parts

Technical Field

The utility model relates to the technical field of laser optics and laser manufacturing, in particular to a laser imprinter for processing parts, which is used for engraving characters such as trademarks, models and the like on an automobile or industrial part after the automobile or industrial part is processed, and engraving the characters on the automobile or industrial part by using the laser imprinter.

Background

After the automobile or industrial parts are machined, characters such as trademarks, models and the like need to be engraved on the automobile or industrial parts, and the characters need to be engraved by a laser engraving machine. When the laser engraving machine performs engraving operation, if the laser beam moves to perform engraving, in addition, in the engraving process, the condition of missing engraving sometimes can occur, and the missing engraving cannot be found in time.

At present, the work is mainly completed by manual assistance of operators, the operators place the gaskets on a positioning tool below a laser head of a laser carving machine one by one, and the manual operation is boring and tedious, so that the situation of missing carving is easy to occur and cannot be found in time, and the product quality is reduced. Because of the current increasing labor costs, manual operations inevitably increase production costs, and replacement of manual operations by automated shim laser engraving machines is inevitable. The automation control mode is mature in the prior art, and the Chinese patents CN106363303B and CN110773874A disclose the working principle of the laser carving machine, but in the existing part carving process, the characters carved on the part are not clear, the depth of the carved characters is not deep, and only inherent part materials can be carved, but harder materials cannot be carved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: the utility model provides a laser imprinter for processing parts, aiming at solving the problems that the existing part is not clear in engraved font, not deep in the depth of engraved font and only can be used for engraving inherent part materials.

The utility model specifically adopts the following technical scheme for realizing the purpose:

the utility model provides a laser imprinter of processing part, includes workstation, surface plate, imprinter, elevating gear, part and part frock, place on the workstation surface plate, part and part frock, the part centre gripping has placed the part frock on the part frock, and the part is just right the imprinter, the imprinter has main light emission district and supplementary light emission district, main light emission district is on a parallel with the surface plate, supplementary light emission district perpendicular to surface plate, the port of supplementary light emission district is just right the part.

Further, the main laser emitter, the first convex lens, the first main light gathering plate and the second main light gathering plate are sequentially arranged in the main light emitting area from left to right and are all located on the same axis, and the first main light gathering plate and the second main light gathering plate are made of magnesium fluoride materials.

Further, the auxiliary light emitting area is divided into a left area and a right area by a partition board, the left area is provided with a reflector, the reflector forms an included angle of 45 degrees with the horizontal plane, the right area is sequentially provided with an auxiliary laser emitter, a second convex lens, a first auxiliary light gathering plate and a second auxiliary light gathering plate from top to bottom, the first auxiliary light gathering plate and the second auxiliary light gathering plate are all arranged on the same axis, and the first auxiliary light gathering plate and the second auxiliary light gathering plate are made of magnesium fluoride materials.

Further stated, the port of the auxiliary light emitting area has a light gathering and diffusing member and a light gathering and diffusing member, and the light gathering and diffusing member is located below the light gathering and diffusing member.

Further, the light gathering and diffusing piece is sequentially provided with a first hemispherical convex lens, a circular mirror and a concave mirror from top to bottom.

Further, the second hemispherical convex lens and the conical mirror are arranged on the light condensing and strengthening member from top to bottom, a silver layer is plated on the outer wall of the conical mirror, and the thickness of the silver layer is 0.5 mm.

The utility model has the following beneficial effects:

1. the plane plate, the part and the part tool are placed on the workbench, the part is clamped on the part tool, the part tool is placed on the plane plate, the part is right opposite to the engraving device, the engraving device is provided with a main light emitting area and an auxiliary light emitting area, the main light emitting area is parallel to the plane plate, the auxiliary light emitting area is perpendicular to the plane plate, a port of the auxiliary light emitting area is right opposite to the part, and through the final combination of the main light emitting area and the auxiliary light emitting area, the laser intensity is enhanced, so that the problems that the characters engraved on the part are not clear, the depth of the engraved characters is not deep, and only the inherent part materials can be engraved are solved.

2. The main laser emitter, the first convex lens, the first main light gathering plate and the second main light gathering plate are sequentially arranged in the main light emitting area from left to right and are all arranged on the same axis, the first main light gathering plate and the second main light gathering plate are made of magnesium fluoride materials, and laser beams in the main light emitting area are enhanced in light intensity through the first main light gathering plate and the second main light gathering plate.

3. The auxiliary light emitting area is divided into a left area and a right area by a partition board, the left area is provided with a reflector, the reflector forms an included angle of 45 degrees with the horizontal plane, the right area is sequentially provided with an auxiliary laser emitter, a second convex lens, a first auxiliary light gathering plate and a second auxiliary light gathering plate from top to bottom, the first auxiliary light gathering plate and the second auxiliary light gathering plate are all arranged on the same axis, the first auxiliary light gathering plate and the second auxiliary light gathering plate are made of magnesium fluoride materials, the reflector reflects the horizontal light direction to the vertical direction, the first auxiliary light gathering plate and the second auxiliary light gathering plate enable light beams in the auxiliary light emitting area to be enhanced, and the partition board separates light beams of a main light emitting area and the auxiliary light emitting area.

4. The port of the auxiliary light emitting area is provided with a light gathering and scattering part and a light gathering and scattering part, the light gathering and scattering part is positioned below the light gathering and scattering part, light beams of the main light emitting area and the auxiliary light emitting area are converged and then scattered by the light gathering and scattering part, the scattered light is perpendicular to the horizontal plane, and the two laser beams are converged and strengthened in a concentrated mode through the light gathering and scattering part.

5. The light gathering and scattering piece is sequentially provided with a first hemispherical convex lens, a circular mirror and a concave mirror from top to bottom, and further explains that light beams in a main light emitting area and an auxiliary light emitting area of light are converged and then scattered, so that the scattered light is perpendicular to a horizontal plane.

6. The light condensing and intensifying part is provided with a second hemispherical convex lens and a conical mirror from top to bottom, the outer wall of the conical mirror is plated with a silver layer, and the light condensing of the second hemispherical convex lens and the light condensing of the conical mirror into a light spot are further explained.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of an imprint apparatus according to the present invention;

FIG. 3 is a schematic view of a light focusing element of the present invention;

fig. 4 is a schematic view of a light gathering member of the present invention.

Reference numerals: 1-a workbench, 2-a plane plate, 3-an engraving device, 31-a main light emitting area, 32-a port, 33-an auxiliary light emitting area, 4-a handle, 5-a lifting device, 6-a part, 7-a part fixture, 8-a main laser emitter, 9-a first convex lens, 10-a first main light gathering plate, 11-a second main light gathering plate, 12-strong light gathering piece, 121-second hemispherical convex lens, 122-conical mirror, 123-silver layer, 13-light gathering and dispersing piece, 131-first hemispherical convex lens, 132-circular mirror, 133-concave mirror, 14-second auxiliary light gathering plate, 15-first auxiliary light gathering plate, 16-second convex lens, 17-auxiliary laser emitter, 18-clapboard and 19-reflector.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Example 1

As shown in fig. 1 and 2, this embodiment provides a laser imprinter for processing a part, which includes a workbench 1, a flat plate 2, an imprinter 3, a handle 4, a lifting device 5, a part 6, and a part fixture 7, wherein the handle 4 moves the imprinter 3 up and down by adjusting the lifting device 5, the flat plate 2, the part 6, and the part fixture 7 are placed on the workbench 1, the part 6 is clamped on the part fixture 7, the part fixture 7 is placed on the flat plate 2, the part 6 faces the imprinter 3, the imprinter 3 has a main light emitting area 31 and an auxiliary light emitting area 33, the main light emitting area 31 is parallel to the flat plate 2, the auxiliary light emitting area 33 is perpendicular to the flat plate 2, a port 32 of the auxiliary light emitting area 33 faces the part 6, a clear font of the part can be imprinted, and a depth of the font can be imprinted, and imprinting of different parts 6 (high hardness, e.g., stainless steel, medium and high carbon steel) materials.

As shown in fig. 2, the main laser emitter 8, the first convex lens 9, the first main light-gathering plate 10 and the second main light-gathering plate 11 are sequentially arranged inside the main light-emitting region 31 from left to right, and are all located on the same axis, and the first main light-gathering plate 10 and the second main light-gathering plate 11 are made of magnesium fluoride.

The magnesium fluoride is transparent over an extremely wide range of wavelengths, and the materials from which windows, lenses and prisms are made are in the range of 0.120 microns (vacuum ultraviolet) to 8.0 microns (infrared). The practical optical cost of such materials is due to the relatively low throughput. Low level of MgF₂Sometimes for infrared, but here it is not as good as calcium fluoride. MgF₂Tough, well working and polished, but it has slight birefringence, should be cut with the optical axis perpendicular to the plane of the window or lens, is good for light transmission and for increasing light intensity.

The auxiliary light emitting area 33 is divided into a left area and a right area by a partition plate 18, the left area is provided with a reflector 19, the reflector 19 forms an included angle of 45 degrees with the horizontal plane, the right area is sequentially provided with an auxiliary laser emitter 17, a second convex lens 16, a first auxiliary light gathering plate 15 and a second auxiliary light gathering plate 14 from top to bottom, the first auxiliary light gathering plate 15 and the second auxiliary light gathering plate 14 are all on the same axis, and the first auxiliary light gathering plate 15 and the second auxiliary light gathering plate 14 are made of magnesium fluoride materials.

The port 32 of the auxiliary light emitting area 33 has a light converging and dispersing member 13 and a light converging and dispersing member 12, and the light converging and dispersing member 12 is located below the light converging and dispersing member 13.

As shown in fig. 3, the light collecting and dispersing member 13 is provided with a first hemispherical convex lens 131, a circular mirror 132 and a concave mirror 133 in this order from top to bottom.

As shown in fig. 4, the light concentrating and amplifying member 12 is provided with a second hemispherical convex lens 121 and a conical mirror 122 from top to bottom, the conical mirror 122 and the conical mirror 122 are conical and finally concentrate laser light into a light spot, the outer wall of the conical mirror 122 is coated with a silver layer 123, the thickness of the silver layer 123 is 0.5mm, and the silver layer 123 prevents the laser light from scattering outwards.

The working principle of the utility model is as follows: the main light emitting area 31 of the engraving device 3 sequentially converges the divergent laser emitted by the main laser emitter 8 into a beam through the first convex lens 9 from left to right, the first main light collecting plate 10 and the second main light collecting plate 11 enhance the beam intensity twice, the reflector 19 emits the beam onto the first hemispherical convex lens 131, the laser beam in the auxiliary light emitting area 33 is emitted onto the first hemispherical convex lens 131 similarly, the first hemispherical convex lens 131 converges the laser beams of the main light emitting area 31 and the auxiliary light emitting area 33, which are the first laser beam converged at the port, the circular mirror 132 plays a role of medium, the concave mirror 133 diverges the two laser beams onto the light converging and strengthening member 12, the light converging and strengthening member 13 converges the two laser beams first but the laser focus is still far away from the lower end of the port 32 so as to diverge the laser beams, and finally the second hemispherical convex lens 121 converges the laser beams into a spot, the light spot has a large light intensity to imprint the part.

The above examples are intended to further illustrate the present invention, but are not intended to limit the utility model to these specific embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be understood to be within the protection scope of the present invention.

Claims

1. The utility model provides a laser marking machine of processing part, includes workstation (1), flat panel (2), seal device (3), elevating gear (5), part (6) and part frock (7), its characterized in that: placed on workstation (1) plane board (2), part (6) and part frock (7), part (6) centre gripping is on part frock (7), has placed part frock (7) on plane board (2), and part (6) are just right imprint device (3), imprint device (3) have primary light emission district (31) and supplementary light emission district (33), primary light emission district (31) are on a parallel with plane board (2), supplementary light emission district (33) perpendicular to plane board (2), port (32) of supplementary light emission district (33) are just right part (6).

2. A laser printer according to claim 1, wherein: the main light emitting area (31) is internally provided with a main laser emitter (8), a first convex lens (9), a first main light collecting plate (10) and a second main light collecting plate (11) from left to right in sequence, and the main laser emitter, the first convex lens (9), the first main light collecting plate (10) and the second main light collecting plate (11) are all arranged on the same axis, and the first main light collecting plate (10) and the second main light collecting plate (11) are made of magnesium fluoride materials.

3. A laser printer according to claim 1, wherein: the auxiliary light emitting area (33) is divided into a left area and a right area by a partition board (18), the left area is provided with a reflective mirror (19), the reflective mirror (19) and a horizontal plane form a 45-degree included angle, the right area is provided with an auxiliary laser emitter (17), a second convex lens (16), a first auxiliary light gathering plate (15) and a second auxiliary light gathering plate (14) from top to bottom in sequence, and the first auxiliary light gathering plate (15) and the second auxiliary light gathering plate (14) are made of magnesium fluoride materials.

4. A laser printer according to claim 3, wherein: the port (32) of the auxiliary light emitting area (33) is provided with a light gathering and dispersing part (13) and a light gathering and intensifying part (12), and the light gathering and intensifying part (12) is positioned below the light gathering and dispersing part (13).

5. The laser imprinter of claim 4, wherein: the light collecting and dispersing part (13) is sequentially provided with a first hemispherical convex lens (131), a circular mirror (132) and a concave mirror (133) from top to bottom.

6. The laser imprinter of claim 4, wherein: the strong light condensing piece (12) is provided with a second hemispherical convex lens (121) and a conical mirror (122) from top to bottom, the outer wall of the conical mirror (122) is plated with a silver layer (123), and the thickness of the silver layer (123) is 0.5 mm.