CN113877895A

CN113877895A - Multi-axis rotating laser cleaning device

Info

Publication number: CN113877895A
Application number: CN202111073452.9A
Authority: CN
Inventors: 金阳; 潘逸蘋; 张大刚; 王维君
Original assignee: Shenzhen Waterdrop Laser Technology Co ltd
Current assignee: Shenzhen Waterdrop Laser Technology Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-01-04
Anticipated expiration: 2041-09-13
Also published as: CN113877895B

Abstract

The invention relates to a multi-axis rotation laser cleaning device, which comprises: the mounting bracket, with the first actuating mechanism that mounting bracket one end transmission is connected, in order to allow first actuating mechanism drive mounting bracket rotates, installs the second actuating mechanism of the mounting bracket other end, laser head subassembly, the laser head subassembly includes the laser head, first mirror motor and the second that shakes the mirror motor, one side of laser head is equipped with the power connection end, the opposite side and the rear side of laser head are installed respectively first mirror motor and the second that shakes the mirror motor, the power take off end of first mirror motor that shakes is connected with first mirror regulation card that shakes, the power take off end of second mirror motor that shakes is connected with the second and shakes the mirror regulation card. According to the multi-shaft rotating laser cleaning device disclosed by the invention, the second galvanometer motor in the laser head drives the second galvanometer adjusting card to rotate, so that laser emission is changed from a point to a line, a tire or a tire mold and the like are cleaned, and the cleaning area of the laser cleaning device is larger.

Description

Multi-axis rotating laser cleaning device

Technical Field

The invention relates to a multi-axis rotating laser cleaning device.

Background

Three-position laser cleaning heads in the market at present are generally large in size, so that the cleaning angle is not ideal in some times. For example, when cleaning a small tire, the device is likely to collide with the tire when the swing angle is too large because of the volume of the device. In the tire and tire mold cleaning process, due to the existence of the pattern blocks, if the incident laser light is completely vertical to the cleaning surface, corners of some pattern blocks cannot be cleaned. Therefore, a certain angle is required to exist between the incident light and the cleaning surface, the angle needs to be adjustable, and the tire mold can be completely cleaned through cleaning once by 4 or more angles.

Disclosure of Invention

The invention provides a multi-axis rotating laser cleaning device, which aims to at least solve one of the technical problems in the prior art.

The technical scheme of the invention is a multi-axis rotating laser cleaning device, which comprises: a mounting frame, a first driving mechanism in transmission connection with one end of the mounting frame to allow the first driving mechanism to drive the mounting frame to rotate, a second driving mechanism arranged at the other end of the mounting frame, a laser head assembly, the laser head assembly comprises a laser head, a first galvanometer motor and a second galvanometer motor, one side of the laser head is provided with a power connecting end, the other side and the rear side of the laser head are respectively provided with the first mirror vibrating motor and the second mirror vibrating motor, the power output end of the first galvanometer motor is connected with a first galvanometer adjusting clamp, the power output end of the second galvanometer motor is connected with a second galvanometer adjusting clamp, the first galvanometer adjusting card and the second galvanometer adjusting card are arranged inside the laser head and are matched with each other to rotate so as to enable the laser to be linearly scattered to the outside of the laser head, and the power end of the second driving mechanism is in transmission connection with the power connecting end of the laser head.

Further, the mounting bracket includes the bracing piece at middle part and fixes first installation panel and the second installation panel at bracing piece both ends, the power connection end is second drive gear, first actuating mechanism includes first driving motor, second actuating mechanism includes second driving motor, first drive gear is installed to second pivot end on the second driving motor, first drive gear is located the lateral part of laser head, wherein, first driving motor's and second driving motor relatively fix respectively on the medial surface of first installation panel and second installation panel, and wherein, first drive gear is connected with the meshing of second drive gear.

Further, the laser head assembly further comprises a supporting seat, a first optical fiber light inlet through hole communicated with the first optical fiber light inlet channel is formed in the second installation panel, an installation concave table is arranged above the first optical fiber light inlet through hole on the second installation panel, the other side opposite to the first transmission gear is arranged on the end face of the second installation panel, the supporting seat is rotatably connected with the other side of the laser head on the inner side, a first optical fiber light inlet channel communicated with the inside of the laser head is arranged in the supporting seat, an adjusting mechanism is arranged on the inner side face of the second installation panel opposite to the supporting seat, the adjusting mechanism comprises a first adjusting seat, a plurality of limiting blocks, a soft lantern ring, a second adjusting seat and an adjusting column, the top end of the adjusting column is connected with an optical fiber light inlet column, and a first adjusting concave table is formed in the middle of the first adjusting seat, the bottom side of the second adjusting seat is sleeved in the first adjusting concave table, a first adjusting gap is formed between the second adjusting seat and the inner side wall of the first adjusting concave table, a plurality of first adjusting jackscrews are installed on the first adjusting seat to adjust the relative displacement of the second adjusting seat in the first adjusting gap, a first optical fiber light inlet through hole communicated with the first optical fiber light inlet channel is formed in the second mounting panel, an installation concave table is arranged on the second mounting panel above the first optical fiber light inlet through hole, the soft lantern ring is arranged between the outer wall of the bottom of the first adjusting seat and the inner wall of the installation concave table, a plurality of limiting blocks are fixed on the end face of a second mounting panel at the periphery of the first adjusting seat, a second adjusting gap is formed between the limiting blocks and the first adjusting seat, and a plurality of second adjusting jackscrews are installed in the middle of the second mounting panel, so as to adjust the relative displacement of the first adjusting seat in the second adjusting gap.

Furthermore, a second optical fiber light inlet channel communicated with the first optical fiber light inlet through hole is arranged in the middle of the optical fiber light inlet column.

Further, a cooling water inlet and a cooling water outlet are formed in the top shell of the laser head, a water cooling loop is arranged inside the top shell of the laser head, and the two ends of the water cooling loop are communicated with the cooling water inlet and the cooling water outlet respectively.

Further, an air knife is installed above a laser outlet of the laser head, at least two air outlets are formed in two sides of the air knife, an air passage communicated with the air outlets is formed in the air knife, and an air inlet communicated with the air passage is formed in the top of the air knife.

Further, the first driving motor and the second driving motor are both servo motors.

Furthermore, a first central axis is arranged on the first galvanometer adjusting clamp, a second central axis is arranged on the second galvanometer adjusting clamp, and the first central axis and the second central axis are perpendicular to each other.

Further, the area of the first galvanometer adjusting card is larger than that of the second galvanometer adjusting card.

Further, the laser head is made of an aluminum alloy material.

The invention has the beneficial effects that:

1. a second mirror vibrating motor in the laser head drives a second mirror vibrating adjusting clamp to rotate, so that the emitted laser forms a certain angle with rays of a central shaft, and the first mirror vibrating motor is matched to drive a first mirror vibrating adjusting clamp to swing at high frequency, so that the emitted laser is changed from a point to a line, tires or tire molds and the like are cleaned, and the cleaning area of the laser cleaning device is larger.

2. Foretell first actuating mechanism drives mounting bracket self and rotates, makes the laser head can the omnidirectional rotation, and cooperation second actuating mechanism drives the omnidirectional rotation of laser head relative support itself, and whole laser head can swing bigger angle and not bump with the tire inner wall when stretching into the inside of tire and wasing.

3. The design of whole device separates drive structure and light path structure for the both ends structure of mounting bracket is more piled up, reduces the scattered light that the laser head jetted out and to the structure, electronic components's influence.

4. The both sides of first regulation seat can install a pair of first regulation jackscrew and carry out the adjustment of position to the second regulation seat, and in addition, adjust the post and can rotate the fine setting central point and put around its axle center, reach the effect of accurate adjustment light path, combine the multiaspect on the second installation panel to set up the second separately and adjust the jackscrew, make first regulation seat and second adjust the seat and finely tune fixed position in the installation concave station, reach optic fibre and go into the light post and can accurate location.

Drawings

FIG. 1 is a general schematic diagram according to an embodiment of the invention.

Fig. 2 is a detailed schematic diagram of a laser head assembly and its peripheral structure according to an embodiment of the present invention.

Fig. 3 is a cross-sectional view of an overall structure according to an embodiment of the invention.

FIG. 4 is a first angled cross-sectional view of an adjustment mechanism according to an embodiment of the present invention.

FIG. 5 is a second angular cross-sectional view of an adjustment mechanism according to an embodiment of the present invention.

FIG. 6 is a detailed schematic diagram of a laser head assembly according to an embodiment of the invention.

FIG. 7 is a cross-sectional view of a laser head assembly according to an embodiment of the present invention.

FIG. 8 is a cross-sectional view of a second adjustment block according to an embodiment of the present invention.

FIG. 9 is a cross-sectional view of a first adjustment block according to an embodiment of the present invention.

FIG. 10 is a schematic diagram of a first galvanometer adjustment block cooperating with a second galvanometer adjustment block according to an embodiment of the present invention.

Detailed Description

The conception, the specific structure and the technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the schemes and the effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the descriptions of upper, lower, left, right, top, bottom, etc. used in the present invention are only relative to the positional relationship of the components of the present invention with respect to each other in the drawings.

Furthermore, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any combination of one or more of the associated listed items.

It will be understood that, although the terms first, second, third, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element of the same type from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present disclosure.

Referring to fig. 1, in some embodiments, the present invention discloses a multi-axis rotary laser cleaning device, comprising: mounting block 100, first drive mechanism 200, second drive mechanism 300, laser head assembly 400, adjustment mechanism 500.

Referring to fig. 1, a first driving mechanism 200 is drivingly connected to one end of the mounting block 100 to allow the first driving mechanism 200 to drive the mounting block 100 to rotate, and a second driving mechanism 300 is mounted to the other end of the mounting block 100. Two driving mechanisms are symmetrically installed at two ends of the installation frame 100.

Referring to the laser head assembly 400 of fig. 2, the laser head assembly 400 includes a laser head 420, a first galvanometer motor 430, and a second galvanometer motor 440, and one side of the laser head 420 is provided with a power connection part.

The other side and the rear side of laser head 420 are respectively provided with a first mirror motor 430 and a second mirror motor 440, the power output end of the first mirror motor 430 is connected with a first mirror adjusting clamp 431, the power output end of the second mirror motor 440 is connected with a second mirror adjusting clamp 441, and the first mirror adjusting clamp 431 and the second mirror adjusting clamp 441 are arranged inside the laser head 420 to be matched with each other and rotated, so that the laser is linearly scattered to the outside of the laser head 420. The power end of the second driving mechanism 300 is in transmission connection with the power connecting part of the laser head 420.

The second galvanometer motor 440 in the laser head 420 drives the second galvanometer adjusting card 441 to rotate, so that the emitted laser forms a certain angle with the ray of the central axis, and the first galvanometer motor 430 is matched to drive the first galvanometer adjusting card 431 to perform high-frequency swing, so that the emitted laser is changed from a point to a line, and tires or tire molds and the like are cleaned.

Foretell first actuating mechanism 200 drives mounting bracket 100 self and rotates, makes laser head 420 can the omnidirectional rotation, and cooperation second actuating mechanism 300 drives laser head 420 omnidirectional rotation relatively support itself, and whole laser head 420 can swing bigger angle and not bump with the tire inner wall when stretching into the inside of tire and wasing.

Referring to fig. 1, the mounting block 100 includes a support rod 110 at a middle portion, and a first mounting panel 111 and a second mounting panel 112 fixed at both ends of the support rod 110. Referring to fig. 3, the power connection portion is a second transmission gear 421. The first driving mechanism 200 includes a first driving motor 210. The second driving mechanism 300 comprises a second driving motor 310, a first transmission gear 311 is mounted at the end of a second rotating shaft on the second driving motor 310, and the first transmission gear 311 is located at the side of the laser head 420. The first transmission gear 311 is engaged with the second transmission gear 421. The power output by the second driving motor drives the first transmission gear 311 to rotate, and then the first transmission gear 311 drives the second transmission gear 421, so that the laser head 420 rotates 360 degrees around the central axis of the second transmission gear 421.

Referring to fig. 1, the first driving motor 210 and the second driving motor 310 are respectively and relatively fixed on the inner side surfaces of the first mounting panel 111 and the second mounting panel 112, and in addition, the laser head 420 and the driving part are not mounted on the mounting panel on the same surface, and the transmission structure and the light path structure are separated by the design of the whole device, so that the two end structures of the mounting frame are more stacked, and the influence of the scattered light emitted by the laser head on the structural member and the electronic component is reduced.

Referring to fig. 3 to 5, the laser head assembly 400 further includes a support base 450, and the support base 450 is rotatably connected to the laser head 420 in cooperation with a power connection end supported by a mechanism on the other side of the laser head 420.

Referring to fig. 4, the second mounting panel 112 is provided with a first fiber light inlet hole 113 communicating with the first fiber light inlet channel 451, and a mounting recess 541 is provided on the second mounting panel 112 above the first fiber light inlet hole 113.

Referring to fig. 3, a support seat 450 is provided on the end surface of the second mounting panel 112 opposite to the first transmission gear 311. The inner side of the supporting base 450 is rotatably connected with the other side of the laser head 420, and a first optical fiber entrance channel 451 communicated with the inside of the laser head 420 is arranged inside the supporting base 450.

Referring to fig. 4 to 5, an adjusting mechanism 500 is mounted on an inner side surface of the second mounting panel 112 opposite to the support base 450. The adjusting mechanism 500 includes a first adjusting base 510, a plurality of limiting blocks 520, a flexible sleeve 530, a second adjusting base 540 and an adjusting column 580. The top of adjusting post 580 is connected with optic fibre and goes into light post 550, and first regulation concave station 511 has been seted up at the middle part of first regulation seat 510, and the second is adjusted the seat 540 bottom side and is cup jointed in first regulation concave station 511, has first adjustment space 560 between the inside wall of second regulation seat 540 and first regulation concave station 511, installs a plurality of first regulation jackscrews on the first regulation seat 510 to adjust second regulation seat 540 relative displacement in first adjustment space 560. Referring to fig. 5, a pair of first adjusting screws may be installed on two sides of the first adjusting base 510 to adjust the position of the second adjusting base 540, and in addition, the adjusting column 580 may rotate around its axis to finely adjust its central position, so as to achieve the function of precisely adjusting the optical path.

Referring to the soft collar 530, the plurality of limit blocks 520 are fixed to the end surface of the second mounting panel 112 at the periphery of the first adjusting seat 510, a second adjusting gap 570 is formed between the limit blocks 520 and the first adjusting seat 510, and a plurality of second adjusting jackscrews are mounted in the middle of the second mounting panel 112 to adjust the relative displacement of the first adjusting seat 510 in the second adjusting gap 570. Due to the existence of the flexible sleeve ring 530, the range of the position adjustment of the first adjusting seat 510 is not large, and the fixed position can only be finely adjusted in the installation concave platform 541, and in combination with fig. 1, the three surfaces of the second installation panel 112 are respectively provided with the second adjusting jackscrews, so that the fixed positions of the first adjusting seat 510 and the second adjusting seat 540 are finely adjusted in the installation concave platform 541, and the optical fiber light-entering column 550 can be accurately positioned.

Referring to fig. 4, the middle of the optical fiber light-entering pillar 550 is provided with a second optical fiber light-entering channel 551 communicated with the first optical fiber light-entering through hole 113.

Referring to fig. 6, a cooling water inlet 422 and a cooling water outlet 423 are formed on a top case of the laser head 420. The inside water-cooling return circuit that is equipped with of the top casing of laser head 420, the both ends of water-cooling return circuit communicate cooling water inlet 422 and cooling water outlet 423 respectively. The heat dissipation of the laser head by the water cooling loop effectively prolongs the service life of the device.

Referring to fig. 6, an air knife 460 is installed above a laser outlet of the laser head 420, at least two air outlets 461 are disposed at both sides of the air knife 460, an air passage communicating with the plurality of air outlets 461 is disposed inside the air knife 460, and an air inlet 462 communicating with the air passage is disposed at the top of the air knife 460. The air knife at the position is matched with the laser head to rapidly remove pollutants in the cleaning process, and simultaneously, pollutants are prevented from invading the laser head.

In some embodiments, the first driving motor 210 and the second driving motor 310 are both servo motors.

Referring to fig. 10, the first galvanometer adjustment card 431 is provided with a first central axis L1, the second galvanometer adjustment card 441 is provided with a second central axis L2, and the first central axis L1 is perpendicular to the second central axis L2. The area of the first galvanometer adjustment card 431 is larger than that of the second galvanometer adjustment card 441. The effect that laser goes out through twice mirror that shakes regulation card back scattering is better, can be to the washing that washs the article bigger by a large scale.

In some embodiments, the laser head 420 is made of an aluminum alloy material to make the device more corrosion resistant. The present invention is not limited to the above embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present disclosure should be included in the scope of the present disclosure as long as the technical effects of the present invention are achieved by the same means. Are intended to fall within the scope of the present invention. The invention is capable of other modifications and variations in its technical solution and/or its implementation, within the scope of protection of the invention.

Claims

1. A multi-axis rotary laser cleaning device, comprising:

a mounting frame (100),

a first driving mechanism (200) in transmission connection with one end of the mounting rack (100) to allow the first driving mechanism (200) to drive the mounting rack (100) to rotate,

a second driving mechanism (300) installed at the other end of the mounting bracket (100),

laser head subassembly (400), laser head subassembly (400) includes laser head (420), first mirror motor (430) and the second mirror motor (440) that shakes, one side of laser head (420) is equipped with the power link, the opposite side and the rear side of laser head (420) are installed respectively first mirror motor (430) and the second mirror motor (440) that shakes, the power take off end of first mirror motor (430) that shakes is connected with first mirror adjustment card (431) that shakes, the power take off end of second mirror motor (440) that shakes is connected with the second mirror adjustment card (441) that shakes, first mirror adjustment card (431) and the second mirror adjustment card (441) that shakes set up and mutually support the rotation in laser head (420) inside to make laser linear to laser head (420) outside scattering,

wherein, the power end of the second driving mechanism (300) is in transmission connection with the power connecting end of the laser head (420).

2. Multiaxial rotation laser cleaning device according to claim 1,

the mounting rack (100) comprises a support rod (110) in the middle, a first mounting panel (111) and a second mounting panel (112) which are fixed at two ends of the support rod (110),

the power connecting end is a second transmission gear (421),

the first drive mechanism (200) includes a first drive motor (210),

the second driving mechanism (300) comprises a second driving motor (310), a first transmission gear (311) is installed at the tail end of a second rotating shaft on the second driving motor (310), the first transmission gear (311) is located on the side portion of the laser head (420),

wherein the first drive motor (210) and the second drive motor (310) are respectively fixed on the inner side surfaces of the first installation panel (111) and the second installation panel (112) relatively,

and the first transmission gear (311) is in meshing connection with the second transmission gear (421).

3. Multiaxial rotation laser cleaning device according to claim 2,

the laser head assembly (400) further comprises a support base (450),

a first optical fiber light inlet through hole (113) communicated with the first optical fiber light inlet channel (451) is formed in the second installation panel (112), an installation concave platform (541) is arranged on the second installation panel (112) above the first optical fiber light inlet through hole (113),

the end face of the second mounting panel (112) on the other side opposite to the first transmission gear (311) is provided with the support seat (450), the inner side of the support seat (450) is rotatably connected with the other side of the laser head (420), a first optical fiber light inlet channel (451) communicated with the inside of the laser head (420) is arranged inside the support seat (450),

an adjusting mechanism (500) is mounted on the inner side face of the second mounting panel (112) opposite to the supporting seat (450), the adjusting mechanism (500) comprises a first adjusting seat (510), a plurality of limiting blocks (520), a soft lantern ring (530), a second adjusting seat (540) and an adjusting column (580), the top end of the adjusting column (580) is connected with an optical fiber light-entering column (550), a first adjusting concave table (511) is formed in the middle of the first adjusting seat (510), the bottom side of the second adjusting seat (540) is sleeved in the first adjusting concave table (511), a first adjusting gap (560) is formed between the second adjusting seat (540) and the inner side wall of the first adjusting concave table (511), a plurality of first adjusting top threads are mounted on the first adjusting seat (510) to adjust the relative displacement of the second adjusting seat (540) in the first adjusting gap (560),

the flexible lantern ring (530) is arranged between the outer wall of the bottom of the first adjusting seat (510) and the inner wall of the mounting concave table (541), the limiting blocks (520) are fixed on the end face of the second mounting panel (112) on the periphery of the first adjusting seat (510), a second adjusting gap (570) exists between the limiting blocks (520) and the first adjusting seat (510), and a plurality of second adjusting jackscrews are mounted in the middle of the second mounting panel (112) to adjust the relative displacement of the first adjusting seat (510) in the second adjusting gap (570).

4. Multiaxial rotation laser cleaning device according to claim 3,

and a second optical fiber light inlet channel (551) communicated with the first optical fiber light inlet through hole (113) is arranged in the middle of the optical fiber light inlet column (550).

5. Multiaxial rotation laser cleaning device according to claim 1,

seted up cooling water inlet (422) and cooling delivery port (423) on the top casing of laser head (420), the inside water-cooling circuit (424) that is equipped with of top casing of laser head (420), the both ends of water-cooling circuit (424) communicate respectively cooling water inlet (422) and cooling delivery port (423).

6. Multi-axis rotational laser cleaning apparatus according to claim 5,

air knife (460) are installed above the laser outlet of laser head (420), two sides of air knife (460) are provided with at least two air outlets (461), the inside of air knife (460) is provided with an air passage communicated with a plurality of air outlets (461), and the top of air knife (460) is provided with an air inlet (462) communicated with the air passage.

7. Multiaxial rotation laser cleaning device according to claim 2,

the first driving motor (210) and the second driving motor (310) are both servo motors.

8. Multiaxial rotation laser cleaning device according to claim 1,

a first central axis (L1) is arranged on the first galvanometer adjusting card (431),

a second central axis (L2) is arranged on the second galvanometer adjusting card (441),

the first central axis (L1) and the second central axis (L2) are perpendicular to each other.

9. Multiaxial rotation laser cleaning device according to claim 8,

the area of the first galvanometer adjusting card (431) is larger than that of the second galvanometer adjusting card (441).

10. Multiaxial rotation laser cleaning device according to claim 1,

the laser head (420) is made of an aluminum alloy material.