CN214185752U - Prevent dead laser cutting machine of crossbeam removal card - Google Patents
Prevent dead laser cutting machine of crossbeam removal card Download PDFInfo
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- CN214185752U CN214185752U CN202022866479.0U CN202022866479U CN214185752U CN 214185752 U CN214185752 U CN 214185752U CN 202022866479 U CN202022866479 U CN 202022866479U CN 214185752 U CN214185752 U CN 214185752U
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Abstract
The utility model relates to a laser beam machining field, more specifically relates to a prevent that crossbeam from removing dead laser cutting machine of card, including lathe and crossbeam, the lathe includes just to first lathe bed and the second lathe bed that sets up, crossbeam sliding connection is between first lathe bed and second lathe bed, install the gliding laser cutting head of length direction along the crossbeam on the crossbeam, be provided with on the lathe and be used for driving the crossbeam along the gliding actuating mechanism of length direction of first lathe bed, first lathe bed sliding connection has anti-sticking dead structure, the crossbeam is close to the one end and the anti-sticking dead structure sliding connection of first lathe bed, the length direction of the first lathe bed of relative gliding direction perpendicular to between crossbeam and the anti-sticking dead structure. According to the technical scheme, the cross beam adapts to the distance change between the two machine beds of the machine tool, the blocking condition of the cross beam in the moving process is reduced, and the processing accuracy of the laser cutting machine is guaranteed.
Description
Technical Field
The utility model relates to a laser beam machining field, more specifically relates to a prevent that crossbeam from removing dead laser cutting machine of card.
Background
The laser cutting machine has large cutting breadth, and is suitable for processing materials such as common carbon steel, stainless steel, alloy steel, aluminum plates, copper plates, titanium plates and the like. At present, a laser cutting machine generally comprises two oppositely arranged machine beds and a cross beam, guide rails are fixed on the tops of the two machine beds, the guide rail on the top of any machine bed extends along the length direction of the machine bed, and the cross beam is connected between the two guide rails in a sliding manner; when the two guide rails are not parallel, the cross beam is easy to be blocked in the running and moving process.
Patent application publication No. CN111098038A discloses a crossbeam and laser cutting machine, and the crossbeam includes sliding part, elastic connection spare and main part, and laser cutting machine includes the lathe and installs the laser cutting head on the crossbeam, and the lathe includes relative first lathe bed and the second lathe bed that sets up. The sliding part is provided with a first sliding mechanism, and a first guide rail in sliding fit with the first sliding mechanism is arranged on the first lathe bed; one end of the elastic connecting piece is arranged on the sliding part, the main body is provided with a first end and a second end which are opposite, and the first end is connected with the other end of the elastic connecting piece; the second end is provided with a second sliding mechanism, and a second guide rail in sliding fit with the second sliding mechanism is arranged on the second lathe bed. When the first guide rail and the second guide rail are not parallel, the elastic connecting piece can generate corresponding deformation according to the non-parallel quantity, so that the distance change value between the first guide rail and the second guide rail is compensated, and the condition that the cross beam is blocked in the moving process is reduced.
However, according to the above technical solution, since one end of the elastic connecting piece is connected to the cross beam and the other end of the elastic connecting piece is connected to the machine tool, in the moving process of the cross beam, there is a possibility that the end of the cross beam connected to the elastic connecting piece lags behind the end of the cross beam far away from the elastic connecting piece, so that the length direction of the cross beam is not perpendicular to the moving direction of the cross beam, and thus the cutting position of the laser cutting head on the cross beam is prone to generate deviation in work, and the processing accuracy of the laser cutting machine is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome above-mentioned prior art laser cutting machine's processing accuracy nature reduce technical problem, provide a prevent that the crossbeam from removing the dead laser cutting machine of card.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the utility model provides a prevent dead laser cutting machine of crossbeam removal card, includes lathe and crossbeam, and the lathe includes just to first lathe bed and the second lathe bed that sets up, crossbeam sliding connection be in between first lathe bed and the second lathe bed, install on the crossbeam along the gliding laser cutting head of length direction of crossbeam, be provided with on the lathe and be used for driving the crossbeam along the gliding actuating mechanism of length direction of first lathe bed, first lathe bed sliding connection has anti-sticking dead structure, the crossbeam be close to the one end of first lathe bed with anti-sticking dead structure sliding connection, the crossbeam with the relative gliding direction perpendicular to between the anti-sticking dead structure the length direction of first lathe bed.
By adopting the technical scheme, a user starts the driving mechanism, and the driving mechanism can drive the cross beam to slide along the length direction of the first lathe bed, so that the laser cutting head on the cross beam performs cutting operation; in the process that the cross beam does reciprocating movement along the length direction of the first lathe bed, when the first lathe bed and the second lathe bed are not completely parallel, relative sliding is generated between one end, close to the anti-blocking structure, of the cross beam and the anti-blocking structure, so that the cross beam adapts to the change of the distance between the first lathe bed and the second lathe bed, the blocking condition of the cross beam in the moving process is reduced, and the normal operation of the cross beam is guaranteed. Because the anti-blocking structure is a rigid structure, the anti-blocking structure hardly has the process of deformation and deformation recovery in the process of moving the cross beam, so that the length direction of the cross beam is kept perpendicular to the moving direction in the moving process, and the processing accuracy of the laser cutting machine is ensured.
Preferably, the anti-blocking structure comprises an adjusting sliding block, an adjusting guide rail and a fixed sliding block, the adjusting sliding block is in sliding connection with the first lathe bed, and the cross beam is in sliding connection with the adjusting sliding block through the adjusting guide rail and the fixed sliding block.
By adopting the technical scheme, in the process that the cross beam does reciprocating movement along the length direction of the first lathe bed, when the first lathe bed is not completely parallel to the second lathe bed, the cross beam and the adjusting sliding block slide relatively through the fixed sliding block and the adjusting guide rail, so that the cross beam adapts to the change of the distance between the first lathe bed and the second lathe bed, and the blocking condition of the cross beam in the moving process is reduced.
Preferably, the number of adjusting the guide rail is two, the number of fixed slider also is two, two fixed slider respectively with two adjust the guide rail joint one by one and slide.
Through adopting above-mentioned technical scheme, because the quantity of adjusting guide rail and fixed slider is two, and two fixed sliders slide with two regulation guide rail joint one by one respectively for the fixed slider is more firm with the cooperation of adjusting between the guide rail, has improved the fixed slider and has adjusted the structural stability of guide rail.
Preferably, a first guide rail is fixed on the top of the first bed body in a protruding manner, and the first guide rail extends along the length direction of the first bed body; the bottom protrusion of adjusting the sliding block is fixed with first guide block, first guide block with first guided way sliding fit.
Through adopting above-mentioned technical scheme, first guide block is difficult for breaking away from first guided way, makes the length direction slip of adjusting the sliding block and following first lathe bed steadily.
Preferably, the driving mechanism comprises a first driving motor installed on the adjusting sliding block, a first rack is fixed at the top of the first machine body, and the first rack extends along the length direction of the first machine body; an output shaft of the first driving motor is coaxially and rotatably connected with a first gear, and the first gear is meshed with the first rack.
Through adopting above-mentioned technical scheme, when the user started first driving motor, the first gear of output shaft drive of first driving motor rotated, because first rack is fixed on first lathe bed, and first driving motor installs on adjusting the sliding block for when first gear and first rack meshing, first gear will remove along the length direction of first rack, thereby makes the length direction slip of adjusting the sliding block along first lathe bed.
Preferably, a second guide rail is fixed on the top of the second lathe bed in a protruding mode, and the second guide rail extends along the length direction of the second lathe bed; the crossbeam is kept away from the one end bottom of adjusting the sliding block is fixed with the mounting panel, the bottom protrusion of mounting panel is fixed with the second guide block, the second guide block with second guided way sliding fit.
Through adopting above-mentioned technical scheme, the second guide block is difficult for breaking away from the second guided way for the crossbeam is kept away from the one end of adjusting the sliding block and is slided along the length direction of second lathe bed steadily, thereby makes the crossbeam wholly slide along the length direction of second lathe bed steadily.
Preferably, a second rack is fixed at the top of the second lathe bed, and the second rack extends along the length direction of the second lathe bed; the driving mechanism further comprises a second driving motor arranged on the mounting plate, an output shaft of the second driving motor is coaxially and rotatably connected with a second gear, and the second gear is meshed with the second rack; the first driving motor and the second driving motor rotate synchronously.
Through adopting above-mentioned technical scheme, when the user started the second driving motor, the output shaft drive second gear of second driving motor rotated, because the second rack is fixed on the second lathe bed, and second driving motor installs on the crossbeam for when second gear and second rack meshing, the second gear will remove along the length direction of second rack. When a user starts the first driving motor and the second driving motor simultaneously, the first driving motor and the second driving motor synchronously rotate, so that the beam integrally and stably reciprocates along the length direction of the second lathe bed, and the stable operation of the laser cutting head on the beam is ensured.
Preferably, a reinforcing rib is fixed between the mounting plate and the cross beam together.
Through adopting above-mentioned technical scheme, the strengthening rib makes the part of installing the second driving motor on the mounting panel and be connected more firm between the crossbeam to make the operation of second driving motor more stable.
Preferably, the bottom of the end, far away from the cross beam, of the adjusting sliding block is fixed with a support bar, and the bottom of the support bar is abutted to the first lathe bed.
Through adopting above-mentioned technical scheme, the support bar makes the sliding block of adjusting slide more stable along first guided way slip to it is more stable to make the crossbeam remove.
Preferably, a wiring board is fixed to one side of the beam, and a longitudinal direction of the wiring board is parallel to a longitudinal direction of the beam.
Through adopting above-mentioned technical scheme, the user can arrange laser cutting machine's electric wire installation on the wiring board, has reduced laser cutting machine's electric wire and has taken place the condition of scattering to the condition that laser cutting machine's electric wire influence laser cutting machine work has been reduced.
Compared with the prior art, the beneficial effects are:
1. the two ends of the cross beam are respectively provided with the first driving motor and the second driving motor, and the first driving motor and the second driving motor synchronously rotate, so that the cross beam integrally and stably moves along the length directions of the first lathe bed and the second lathe bed;
2. because the fixed sliding block fixed on the cross beam slides in a clamping manner with the adjusting guide rail fixed on the adjusting sliding block, when the first guide rail and the second guide rail on the machine tool are not completely parallel, relative sliding is generated between the fixed sliding block and the adjusting guide rail, so that the cross beam adapts to the change of the distance between the first guide rail and the second guide rail on the machine tool, the clamping condition of the cross beam in the moving process is reduced, and the normal operation of the cross beam is ensured. Because both ends of the cross beam are rigidly connected with the machine tool, both ends of the cross beam are kept parallel in the moving process, and the processing accuracy of the laser cutting machine is ensured.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
Fig. 3 is a partially enlarged view at B in fig. 1.
Description of reference numerals: 1. a machine tool; 11. a first bed; 111. a first guide rail; 112. a first rack; 12. a second bed; 121. a second guide rail; 122. a second rack; 13. a base; 2. a cross beam; 21. mounting a plate; 211. a second guide block; 22. reinforcing ribs; 23. a wiring board; 3. an anti-seize structure; 31. adjusting the sliding block; 32. adjusting the guide rail; 33. fixing the sliding block; 34. a supporting strip; 4. a first drive motor; 5. a second drive motor.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "long", "short", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limiting the present patent, and those skilled in the art will understand the specific meaning of the terms according to their specific circumstances.
The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:
example 1:
as shown in fig. 1, a laser cutting machine for preventing a beam from being stuck by movement according to embodiment 1 of the present application includes a machine tool 1, where the machine tool 1 includes a first bed 11 and a second bed 12 which are oppositely disposed, and a length direction of the first bed 11 is parallel to a length direction of the second bed 12; a base 13 is fixed between the first bed 11 and the second bed 12, and the top of the base 13 is used for installing a station table. A cross beam 2 positioned above the base 13 is connected between the first bed 11 and the second bed 12 in a sliding manner, the sliding direction of the cross beam 2 is parallel to the length direction of the first bed 11 and the second bed 12, and the length direction of the cross beam 2 is perpendicular to the length direction of the first bed 11 and the second bed 12; the beam 2 is provided with a laser cutting head which slides along the length direction of the beam 2, one side surface of the beam 2 is fixed with a horizontally arranged wiring board 23, the wiring board 23 extends along the length direction of the beam 2, and the wiring board 23 is used for installing and arranging electric wires of the laser cutting machine. The top of the first lathe bed 11 is connected with an anti-blocking structure 3 in a sliding mode, and the anti-blocking structure 3 is connected with one end, close to the anti-blocking structure 3, of the cross beam in a sliding mode; the machine tool 1 is provided with a driving mechanism for driving the beam 2 to move.
As shown in fig. 2 and 3, a first guide rail 111 is fixed to the top of the first bed 11 in a protruding manner, and the first guide rail 111 extends along the length direction of the first bed 11; a first rack 112 is further fixed to the top of the first bed 11, and the first rack 112 extends along the length direction of the first bed 11. A second guide rail 121 is fixed on the top of the second bed 12 in a protruding manner, and the second guide rail 121 extends along the length direction of the second bed 12; a second rack 122 is further fixed to the top of the second bed 12, and the second rack 122 extends along the length direction of the second bed 12.
As shown in fig. 1 and fig. 2, the anti-seize structure 3 includes a plate-shaped adjusting slide block 31, and a first elongated guide block is fixed to the bottom of the adjusting slide block 31 in a protruding manner, and the length direction of the first guide block is parallel to the length direction of the first guide rail 111; first guide way has been seted up to the bottom surface of first guide block, first guided way 111 and the cooperation of first guide way joint to first guide block and first guided way 111 joint sliding fit.
As shown in fig. 1 and 2, the adjusting slide block 31 further includes two adjusting slide rails 32 and two fixed slide blocks 33 respectively slidably engaged with the two adjusting guide rails 32, and the length direction of any one of the adjusting guide rails 32 is perpendicular to the length direction of the first bed 11; the number of the adjusting guide rails 32 is two in this embodiment, so as to save the manufacturing cost while generating the stable relative sliding between the cross beam 2 and the adjusting sliding block 31, which is not taken as a limiting rule of the present invention. The two fixed sliding blocks 33 are fixed at the bottom of one end of the cross beam 2 close to the adjusting sliding block 31, and the two adjusting guide rails 32 are fixed at the top of the adjusting sliding block 31; the adjustment groove has all been seted up to two fixed sliding blocks 33's bottom, and two regulation guide rails 32 are respectively with two adjustment groove joint one by one to make two fixed sliding blocks 33 respectively with two regulation guide rails 32 joint sliding fit one by one.
As shown in fig. 1 and 2, the driving mechanism includes a first driving motor 4 fixed on the upper surface of the adjusting slide block 31, and an output shaft of the first driving motor 4 is coaxially and rotatably connected with a first gear, and the first gear is engaged with the first rack 112. A rectangular supporting strip 34 is fixed at the bottom of one end of the adjusting slide block 31 away from the cross beam 2 in a protruding manner, and the bottom of the supporting strip 34 is abutted against the top of the first bed 11.
As shown in fig. 1 and fig. 3, a horizontally arranged mounting plate 21 is fixed at the bottom of one end of the cross beam 2 away from the adjusting slide block 31, and the length of the mounting plate 21 is greater than the width of the cross beam 2; a second elongated guide block 211 is fixed at the bottom of the mounting plate 21 in a protruding manner, and the length direction of the second guide block 211 is parallel to the length direction of the second guide rail 121; second guide way has been seted up to the bottom surface of second guide block 211, second guided way 121 and the cooperation of second guide way joint to second guide block 211 and second guided way 121 joint sliding fit.
As shown in fig. 2 and fig. 3, the driving mechanism further includes a second driving motor 5 fixed on the mounting plate 21 and extending out of the top of the end of the beam 2, and a reinforcing rib 22 is fixed between the part of the mounting plate 21 where the second driving motor 5 is mounted and the beam 2. The output shaft of the second driving motor 5 is coaxially and rotatably connected with a second gear, and the second gear is meshed with the second rack 122; the first driving motor 4 rotates in synchronization with the second driving motor 5, thereby stably moving the cross member 2 in the length direction of the first and second guide rails 111 and 121.
The working principle of the embodiment 1 of the application is as follows:
when a user needs to use the laser cutting machine to work, the first driving motor 4 and the second driving motor 5 are started simultaneously, and the output shaft of the first driving motor 4 and the output shaft of the second driving motor 5 rotate synchronously; because the output shaft of the first driving motor 4 is coaxially and rotatably connected with the first gear, and the output shaft of the second driving motor 5 is coaxially and rotatably connected with the second gear, the first gear and the second gear synchronously rotate, and the whole beam 2 moves back and forth along the length direction of the first bed body 11; meanwhile, the laser cutting head on the cross beam 2 moves along the length direction of the cross beam 2, so that the laser cutting head performs cutting operation.
In the process that the cross beam 2 reciprocates along the length direction of the first bed 11, when the first guide rail 111 and the second guide rail 121 are not completely parallel, relative sliding is generated between the fixed slider 33 and the adjusting guide rail 32, so that relative sliding is generated between the cross beam 2 and the adjusting slider 31, and the change of the distance between the first guide rail 111 and the second guide rail 121 is compensated, so that the cross beam 2 adapts to the change of the distance between the first guide rail 111 and the second guide rail 121, and the cross beam 2 is ensured to stably move along the length direction of the two beds of the machine tool 1.
Example 2:
this application embodiment 2 prevents dead laser cutting machine of crossbeam removal card, the difference with embodiment 1 lies in:
the two adjusting guide rails 32 are fixed at the bottom of one end of the cross beam 2 close to the adjusting sliding block 31, and the two fixed sliding blocks 33 are fixed at the top of the adjusting sliding block 31; the adjustment groove has all been seted up at two fixed sliding blocks 33's top, and two regulation guide rails 32 are respectively with two adjustment groove joint one by one to make two regulation guide rails 32 respectively with two fixed sliding blocks 33 joint sliding fit one by one.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a prevent dead laser cutting machine of crossbeam removal card, includes lathe (1) and crossbeam (2), lathe (1) including just first lathe bed (11) and second lathe bed (12) to setting up, crossbeam (2) sliding connection be in first lathe bed (11) with between second lathe bed (12), install on crossbeam (2) along the gliding laser cutting head of length direction of crossbeam (2), be provided with on lathe (1) and be used for driving crossbeam (2) and follow the gliding actuating mechanism of length direction of first lathe bed (11), its characterized in that: first lathe bed (11) sliding connection has anti-sticking dead structure (3), crossbeam (2) be close to the one end of first lathe bed (11) with anti-sticking dead structure (3) sliding connection, crossbeam (2) with the relative gliding direction perpendicular to between anti-sticking dead structure (3) the length direction of first lathe bed (11).
2. The laser cutting machine for preventing the dead movement of the cross beam according to claim 1, wherein: anti-sticking is died structure (3) including adjusting sliding block (31), adjusting guide rail (32) and fixed slider (33), adjust sliding block (31) with first lathe bed (11) sliding connection, crossbeam (2) with adjust between sliding block (31) through adjust guide rail (32) with fixed slider (33) sliding connection.
3. The laser cutting machine for preventing the dead movement of the cross beam according to claim 2, wherein: the quantity of adjusting guide rail (32) is two, the quantity of fixed slider (33) also is two, two fixed slider (33) respectively with two adjust guide rail (32) joint slip one by one.
4. The laser cutting machine for preventing the dead movement of the cross beam according to claim 2, wherein: a first guide rail (111) is fixed on the top of the first bed body (11) in a protruding mode, and the first guide rail (111) extends along the length direction of the first bed body (11); the bottom of the adjusting sliding block (31) is fixed with a first guide block in a protruding mode, and the first guide block is in sliding fit with the first guide rail (111).
5. The laser cutting machine for preventing the dead movement of the cross beam according to claim 2, wherein: the driving mechanism comprises a first driving motor (4) installed on the adjusting sliding block (31), a first rack (112) is fixed to the top of the first machine body (11), and the first rack (112) extends along the length direction of the first machine body (11); an output shaft of the first driving motor (4) is coaxially and rotatably connected with a first gear, and the first gear is meshed with the first rack (112).
6. The laser cutting machine capable of preventing the beam from moving and being stuck according to claim 5, wherein: a second guide rail (121) is fixed on the top of the second lathe bed (12) in a protruding mode, and the second guide rail (121) extends along the length direction of the second lathe bed (12); crossbeam (2) are kept away from the one end bottom of adjusting sliding block (31) is fixed with mounting panel (21), the bottom protrusion of mounting panel (21) is fixed with second guide block (211), second guide block (211) with second guided way (121) sliding fit.
7. The laser cutting machine capable of preventing the beam from moving and being stuck according to claim 6, wherein: a second rack (122) is fixed to the top of the second lathe bed (12), and the second rack (122) extends along the length direction of the second lathe bed (12); the driving mechanism further comprises a second driving motor (5) arranged on the mounting plate (21), an output shaft of the second driving motor (5) is coaxially and rotatably connected with a second gear, and the second gear is meshed with the second rack (122); the first driving motor (4) and the second driving motor (5) rotate synchronously.
8. The laser cutting machine for preventing the dead movement of the cross beam according to claim 7, wherein: and reinforcing ribs (22) are jointly fixed between the mounting plate (21) and the cross beam (2).
9. The laser cutting machine for preventing the beam from moving and being stuck according to any one of claims 2 to 8, wherein: the bottom of one end of adjusting sliding block (31) and keeping away from crossbeam (2) is fixed with support bar (34), the bottom of support bar (34) with first lathe bed (11) butt.
10. The laser cutting machine for preventing the dead movement of the cross beam according to claim 1, wherein: a wiring board (23) is fixed on one side surface of the beam (2), and the length direction of the wiring board (23) is parallel to the length direction of the beam (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022866479.0U CN214185752U (en) | 2020-12-03 | 2020-12-03 | Prevent dead laser cutting machine of crossbeam removal card |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022866479.0U CN214185752U (en) | 2020-12-03 | 2020-12-03 | Prevent dead laser cutting machine of crossbeam removal card |
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| CN214185752U true CN214185752U (en) | 2021-09-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406493A (en) * | 2022-01-26 | 2022-04-29 | 济南天辰机器集团有限公司 | Ultra-large-amplitude laser cutting device and assembly method |
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2020
- 2020-12-03 CN CN202022866479.0U patent/CN214185752U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406493A (en) * | 2022-01-26 | 2022-04-29 | 济南天辰机器集团有限公司 | Ultra-large-amplitude laser cutting device and assembly method |
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| CP02 | Change in the address of a patent holder |
Address after: 528311 No. 4 Anye Road, Shunjiang Community Industrial Park, Beijiao Town, Shunde District, Foshan City, Guangdong Province Patentee after: Guangdong Hongshi Laser Technology Co.,Ltd. Address before: 528312 Bijiang community residents committee, Beijiao Town, Shunde District, Foshan City, Guangdong Province Patentee before: Guangdong Hongshi Laser Technology Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |