CN218983587U - Laser pipe cutting machine - Google Patents
Laser pipe cutting machine Download PDFInfo
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- CN218983587U CN218983587U CN202223128541.1U CN202223128541U CN218983587U CN 218983587 U CN218983587 U CN 218983587U CN 202223128541 U CN202223128541 U CN 202223128541U CN 218983587 U CN218983587 U CN 218983587U
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Abstract
The utility model relates to the technical field of laser pipe cutting, in particular to a laser pipe cutting machine, which comprises a machine body, a front chuck and a rear chuck, wherein the front chuck is fixed at the front end of the machine body, the rear chuck is arranged at the rear side of the front chuck, the rear chuck can move along the long axis of the machine body to be close to or far away from the front chuck, the rear side of the front chuck is also provided with a height follow-up device, the height follow-up device comprises a follow-up carrier roller mechanism and a snail carrier roller mechanism, the follow-up carrier roller mechanism and the snail carrier roller mechanism are arranged at intervals along the long axis of the machine body, and the snail carrier roller mechanism is arranged close to the front chuck. According to the utility model, through the composite combination and reasonable layout scheme of the snail carrier roller mechanism and the follow-up carrier roller mechanism, all pipes in the processable range of the equipment can be supported in all directions, and particularly, the anti-swing function on the rotation of the long pipe is achieved, the independent bearing of alternating force of the chuck is avoided, and the failure rate of the chuck can be reduced.
Description
Technical Field
The utility model relates to the technical field of laser pipe cutting, in particular to a laser pipe cutting machine.
Background
At present, the dragging device of the laser pipe cutting machine on the market mainly comprises two devices, wherein the first device is supported by a plurality of groups of snail rollers, but when non-round pipe materials such as rectangular pipe/channel steel are cut, the snail rollers cannot play a role of follow-up support in the pipe rotation process; the second is that the multiunit is followed the roller bearing device and is supported, and when the tubular product was rotatory, the roller bearing device can follow the position of tubular product lower surface, plays the effect of follow-up support, but the roller bearing only is the deflection of tubular product upper and lower direction, and in the in-process of tubular product actual cutting rotation, the deflection of tubular product is 360 omnidirectional deflection, especially exceeds the tubular product of certain draw ratio.
To the above problems, the prior art discloses a pipe supporting device comprising: a plurality of groups of linear roller supporting mechanisms and concave wheel supporting mechanisms. The disadvantage includes that the device is a linear roller support device near the front chuck, and has only support in the up-down direction without support in other directions, thus affecting the cutting accuracy. In addition, when equipment automatic feeding especially long and thin pipe, when back chuck centre gripping tubular product was carried forward chuck, because linear roller bearing device does not have the centering effect, can have the tubular product to stretch not advancing the condition of chuck forward, leads to automatic feeding unsuccessful, influences efficiency. In addition, the concave wheel mechanism used by the device can only support small pipes and light pipes with certain sizes, when large pipes are cut, the concave wheel mechanism descends and is not used, but in practice, pipes exceeding a certain length-diameter ratio can deflect in all directions in the actual cutting and rotating process, and the linear roller supporting device is only used for supporting the pipes, so that the linear roller supporting device has a supporting defect.
Disclosure of Invention
The utility model provides a laser pipe cutting machine, aiming at the problems that a material dragging device of the existing laser pipe cutting machine has certain use limitation and cannot be adapted to various pipes and the like.
In order to achieve the above purpose, the technical scheme includes that the laser pipe cutting machine comprises a machine body, a front chuck and a rear chuck, wherein the front chuck is fixed at the front end of the machine body, the rear chuck is arranged at the rear side of the front chuck, the rear chuck can move along the long axis of the machine body to be close to or far away from the front chuck, the rear side of the front chuck is further provided with a height follow-up device, the height follow-up device comprises a follow-up carrier roller mechanism and a snail carrier roller mechanism, the follow-up carrier roller mechanism and the snail carrier roller mechanism are arranged at intervals along the long axis of the machine body, and the snail carrier roller mechanism is arranged close to the front chuck.
Preferably, the snail carrier roller mechanism comprises a first snail carrier roller mechanism and a second snail carrier roller mechanism, the follow-up carrier roller mechanism comprises a first follow-up carrier roller mechanism, a second follow-up carrier roller mechanism and a third follow-up carrier roller mechanism, and the direction from the front chuck to the rear chuck is sequentially provided with the first snail carrier roller mechanism, the first follow-up carrier roller mechanism, the second snail carrier roller mechanism, the second follow-up carrier roller mechanism and the third follow-up carrier roller mechanism.
Preferably, the follow-up carrier roller mechanism comprises a swing arm, a support piece, a first driving piece and a second driving component, wherein the lower end of the swing arm is hinged to the lathe bed, a roll shaft is rotatably arranged at the upper end of the swing arm, the first driving piece is hinged to the lathe bed, the driving end of the first driving piece is connected with the support piece, the support piece is supported in the middle of the swing arm, and the first driving piece can drive the swing arm to rotate around the lower end of the swing arm in a direction away from the lathe bed; the second driving component is fixed on the lathe bed and connected to the side face of the supporting piece, and can drive the swing arm to rotate around the lower end of the swing arm in a direction close to the lathe bed.
Preferably, the second driving assembly comprises a mounting plate, a vertical guide rail is arranged on the side face of the mounting plate, a horizontal guide rail is arranged on the upper end face of the mounting plate, a pressing plate is arranged on the vertical guide rail in a sliding mode, a horizontally extending strip hole is formed in the pressing plate, a first rolling piece is arranged in the strip hole in a rolling mode, and the first rolling piece is connected with the supporting piece; the horizontal guide rail is provided with a wedge-shaped pressing block in a sliding manner, the bottom surface of the wedge-shaped pressing block is provided with an inclined surface, the pressing plate is provided with a second rolling piece, the outer surface of the second rolling piece is in contact connection with the inclined surface, and in a state that the wedge-shaped pressing block moves along the horizontal guide rail, the wedge-shaped pressing block can press down the second rolling piece to drive the pressing plate to move downwards along the vertical guide rail.
Preferably, the wedge-shaped pressing block is provided with a long side in the horizontal direction and a short side in the vertical direction, the distance from the hinging center point of the lower end of the swing arm to the supporting piece is a first distance, and the distance from the hinging center point of the lower end of the swing arm to the center point of the roll shaft is a second distance; the ratio between the short side and the long side of the wedge-shaped pressing block is equal to the ratio between the first distance and the second distance.
Preferably, the follow-up carrier roller mechanism further comprises a connecting rod and a driving module, the driving module is fixed on the lathe bed, two adjacent wedge-shaped pressing blocks are connected through the connecting rod, and the driving module is connected with the wedge-shaped pressing blocks close to the driving module through the connecting rod; the driving module can drive the wedge-shaped pressing block to move along the horizontal guide rail through the connecting rod.
Preferably, the driving module comprises a fixing plate and a second driving piece, the fixing plate is fixed on the lathe bed, the fixing plate is provided with a horizontal sliding rail, the sliding rail is slidably provided with a connecting sliding block, the connecting sliding block is connected with the connecting rod, the second driving piece is fixed on the fixing plate, and the second driving piece can drive the connecting sliding block to move along the sliding rail so as to drive the connecting rod to horizontally move.
Preferably, the snail carrier roller mechanism comprises a snail roller and a lifting bracket, wherein the lifting bracket is fixed on the lathe bed, and the snail roller is rotatably arranged on the lifting bracket and can move up and down along the lifting bracket.
Preferably, the lower end of the swing arm is hinged to the lathe bed through a bearing with a seat.
Preferably, the first driving member is provided as a cylinder, and the first driving member is provided with a quick-release valve.
The beneficial effects of the utility model are as follows:
1. according to the utility model, through the composite combination and reasonable layout scheme of the snail carrier roller mechanism and the follow-up carrier roller mechanism, all pipes in the processable range of the equipment can be supported in all directions, and particularly, the anti-swing function on the rotation of the long pipe is achieved, the independent bearing of alternating force of the chuck is avoided, and the failure rate of the chuck can be reduced.
2. The snail carrier roller mechanism is simple, can realize functions by omitting complex processing, realizes centering effect when the pipe is automatically fed, ensures the success rate of feeding and improves the cutting precision of the pipe.
3. According to the utility model, through the special structural principle of the follow-up carrier roller mechanism, the system control is simpler, the follow-up carrier roller mechanism can realize the high following performance on the pipe in the process of pipe rotation, and the effect of high follow-up dragging is truly achieved.
Drawings
In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of a laser pipe cutting machine according to the present utility model.
Fig. 2 is a schematic perspective view of a follow-up roller mechanism in a laser pipe cutting machine according to the present utility model.
Fig. 3 is a corresponding dimension diagram of the follower roller mechanism in the laser pipe cutting machine according to the utility model.
Fig. 4 is a schematic perspective view of a plurality of follow-up roller mechanisms in the laser pipe cutting machine according to the present utility model.
In the figure: 1. lathe bed, 2, follow-up idler mechanism, 21, swing arm, 211, take a seat bearing, 212, first rolling element, 213, support piece, 22, roller, 23, mounting panel, 231, vertical guide rail, 232, clamp plate, 233, second rolling element, 234, horizontal guide rail, 235, rectangular hole, 24, first driving piece, 25, quick-release valve, 26, connecting rod, 261, wedge briquetting, 27, drive module, 28, second driving piece, 3, snail idler mechanism, 4, back chuck, 5, front chuck, 6, crossbeam and Z axle mechanism, 7, first snail idler mechanism, 8, second snail idler mechanism, 9, first follow-up idler mechanism, 10, second follow-up idler mechanism, 11, third follow-up idler mechanism.
Detailed Description
In order to make the objects, features and advantages of the present utility model more obvious and understandable, the technical solutions of the present utility model will be clearly and completely described below with reference to the drawings in this specific embodiment, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, based on the embodiments in this patent, which would be within the purview of one of ordinary skill in the art without the particular effort to make the utility model are intended to be within the scope of the patent protection.
As shown in fig. 1 to 4, in the present embodiment, the laser pipe cutting machine provided by the present utility model includes a machine body 1, a front chuck 5, a rear chuck 4, and a beam and Z-axis mechanism 6, the front chuck 5 is fixed at the front end of the machine body 1, the rear chuck 4 is disposed at the rear side of the front chuck 5, and the rear chuck 4 can move along the long axis of the machine body 1 to approach or depart from the front chuck 5, the beam and Z-axis assembly 6 is disposed directly above the front chuck 5, the rear side of the front chuck 5 is further provided with a height follower device, the height follower device includes a follower roller mechanism 2 and a snail roller mechanism 3, the follower roller mechanism 2 and the snail roller mechanism 3 are disposed at intervals along the long axis of the machine body 1, and the snail roller mechanism 3 is disposed close to the front chuck 5. Specifically, the snail carrier roller mechanism 3 includes a snail roller and a lifting bracket, the lifting bracket is fixed on the lathe bed 1, and the snail roller is rotatably arranged on the lifting bracket and can move up and down along the lifting bracket. This snail bearing roller mechanism 3 can support all tubular products of this equipment processing, and snail bearing roller assembly 3 arranges in the rear that is close to preceding chuck 5, when automatic feeding, can play the effect of centering and supporting to the tubular product, compare for linear roller strutting arrangement with preceding chuck 5 rear, can avoid tubular product because excessively warp and lack the condition that stretches forward chuck 5 that leads to of centering of left and right directions again, can effectively improve automatic feeding's success rate through this arrangement.
In this embodiment, as shown in fig. 1, three sets of follower roller mechanisms 2 and two sets of snail roller mechanisms 3 are provided, the snail roller mechanisms 3 include a first snail roller mechanism 7 and a second snail roller mechanism 8, the follower roller mechanisms 2 include a first follower roller mechanism 9, a second follower roller mechanism 10 and a third follower roller mechanism 11, and the first snail roller mechanism 7, the first follower roller mechanism 9, the second snail roller mechanism 8, the second follower roller mechanism 10 and the third follower roller mechanism 11 are sequentially provided in the direction from the front chuck 5 to the rear chuck 4.
As shown in fig. 2, the follow-up carrier roller mechanism 2 includes a swing arm 21, a support 213, a first driving member 24 and a second driving assembly, wherein the lower end of the swing arm 21 is hinged to the machine tool body 1, the upper end of the swing arm 21 is rotatably provided with a roll shaft 22, the first driving member 24 is hinged to the machine tool body 1, the driving end of the first driving member 24 is connected with the support 213, the support 213 is supported in the middle of the swing arm 21, and the first driving member 24 can drive the swing arm 21 to rotate around the lower end of the swing arm 21 in a direction away from the machine tool body 1; the second driving assembly is fixed to the bed 1 and connected to the side of the support 213, and the second driving assembly can drive the swing arm 21 to rotate around the lower end of the swing arm 21 in a direction approaching the bed 1. Specifically, the lower end of the swing arm 21 may be directly hinged to the bed 1 through a bearing 211 with a seat; the first driving member 24 may be provided as a cylinder, and the first driving member 24 is provided with a quick-drain valve 25.
Specifically, as shown in fig. 2, the second driving assembly includes a mounting plate 23, a vertical guide rail 231 is disposed on a side surface of the mounting plate 23, a horizontal guide rail 234 is disposed on an upper end surface of the mounting plate 23, a pressing plate 232 is slidably disposed on the vertical guide rail 231, a horizontally extending long hole 235 is formed in the pressing plate 232, a first rolling member 212 is disposed in the long hole 235 in a rolling manner, and the first rolling member 212 is connected with the supporting member 213; the horizontal guide rail 234 is provided with the wedge briquetting 261 in a sliding manner, the bottom surface of the wedge briquetting 261 is provided with an inclined surface, the pressing plate 232 is provided with the second rolling piece 233, the outer surface of the second rolling piece 233 is in contact connection with the inclined surface, and in a state that the wedge briquetting 261 moves along the horizontal guide rail 234, the wedge briquetting 261 can press the second rolling piece 233 downwards to drive the pressing plate 232 to move downwards along the vertical guide rail 231.
As shown in fig. 3, the wedge-shaped pressing block 261 has a long side E in a horizontal direction and a short side D in a vertical direction, the length of the long side is E, the length of the short side is D, the ratio of the short side to the long side is D/E, the distance from the hinge center point of the lower end of the swing arm 21 to the supporting member 213 is a first distance, AB is shown in the figure, and the distance from the hinge center point of the lower end of the swing arm 21 to the center point of the roller shaft 22 is a second distance, AC is shown in the figure; the ratio D/E between the short side and the long side of the wedge-shaped pressing block 261 is equal to the ratio AB/AC between the first distance AB and the second distance AC.
As shown in fig. 4, the follow-up carrier roller mechanism 2 further comprises a connecting rod 26 and a driving module 27, the driving module 27 is fixed on the lathe bed 1, two adjacent wedge-shaped pressing blocks 261 are connected through the connecting rod 26, and the driving module 27 is connected with the wedge-shaped pressing block 261 close to the driving module 27 through the connecting rod 26; the driving module 27 can drive the wedge-shaped pressing block 261 to move along the horizontal guide rail 234 through the connecting rod 26. Specifically, the driving module 27 includes a fixing plate and a second driving member 28, the fixing plate is fixed on the lathe bed 1, the fixing plate is provided with a horizontal sliding rail, the sliding rail is slidably provided with a connecting slider, the connecting slider is connected with the connecting rod 26, the second driving member 28 is fixed on the fixing plate, and the second driving member 28 can drive the connecting slider to move along the sliding rail so as to drive the connecting rod 26 to horizontally move. The second driving piece can be arranged as a servo motor, and the servo motor can drive the connecting sliding block to move on the sliding rail through a common screw pair. Of course, other structures may be provided for driving, such as a worm gear structure, etc., and the present application is not limited thereto.
The special relation between the ratio of the side length of the wedge-shaped pressing block 261 and the ratio of the distances between the centers of the swing arms 21 can ensure that the distance for the motor 28 to drive the connecting rod 26 to transversely move is equal to the distance for the roll shaft 22 of the swing arms 21 to vertically move; moreover, the 1:1 linear relationship reduces the difficulty of the logic algorithm of the system.
Through the composite combination scheme of the snail carrier roller mechanism 3 and the follow-up carrier roller mechanism 2, the snail carrier roller mechanism 3 close to the front chuck 5 can provide centering effect, ensure the accuracy of automatic feeding and play a role in supporting the left and right directions of the pipe; and through the accurate calculation of follow-up bearing roller mechanism, the position of lower surface when follow-up bearing roller mechanism 2 can highly follow-up tubular product rotate really plays the effect of high follow-up support material, effectively reduces the whip range that tubular product rotated, reduces the inhomogeneous of chuck atress, reduces the fault rate of chuck, improves the cutting accuracy of tubular product greatly.
As shown in fig. 1 to 4, the working principle of the laser pipe cutting machine is as follows:
firstly, according to the actually processed pipe, the system calculates the initial height position of the follow-up carrier roller mechanism 2 according to the acquired pipe specification, and the servo motor drives the follow-up carrier roller mechanism 2 to stop at the corresponding initial height position; the system also calculates the moving distance of the lower surface of the pipe corresponding to each rotation of the pipe according to the acquired pipe specification;
after the pipe is fed, the front chuck and the rear chuck simultaneously clamp the pipe, the system obtains a follow-up distance according to the specification and the rotating speed of the pipe while the pipe rotates, and obtains the rotating speed of a servo motor in the follow-up carrier roller mechanism 2 according to the follow-up distance and the parameters of a module screw; the linear relation of the transverse movement of the connecting rod 26 and the vertical movement distance of the roller shaft 22 is 1:1, so that the difficulty of an algorithm is greatly reduced, the real-time response between a motor and a chuck rotating motor in the follow-up carrier roller mechanism is ensured, the purpose that the roller shaft 22 follows the lower surface position of a pipe in real time is achieved, and high degree of follow-up performance, namely high follow-up performance, is ensured.
The beneficial effects of the utility model are as follows:
1. according to the utility model, through the composite combination and reasonable layout scheme of the snail carrier roller mechanism and the follow-up carrier roller mechanism, all pipes in the processable range of the equipment can be supported in all directions, and particularly, the anti-swing function on the rotation of the long pipe is achieved, the independent bearing of alternating force of the chuck is avoided, and the failure rate of the chuck can be reduced.
2. The snail carrier roller mechanism is simple, can realize functions by omitting complex processing, realizes centering effect when the pipe is automatically fed, ensures the success rate of feeding and improves the cutting precision of the pipe.
3. According to the utility model, through the special structural principle of the follow-up carrier roller mechanism, the system control is simpler, the follow-up carrier roller mechanism can realize the high following performance on the pipe in the process of pipe rotation, and the effect of high follow-up dragging is truly achieved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a laser pipe cutting machine, includes lathe bed, preceding chuck and back chuck, preceding chuck is fixed in the front end of lathe bed, back chuck set up in the rear side of preceding chuck, just back chuck can follow the major axis of lathe bed removes in order to be close to or keep away from preceding chuck, its characterized in that, the rear side of preceding chuck still is provided with high servo unit, high servo unit includes servo idler mechanism and snail idler mechanism, servo idler mechanism with snail idler mechanism is followed the major axis interval setting of lathe bed, just snail idler mechanism is close to preceding chuck sets up.
2. The laser pipe cutting machine according to claim 1, wherein the snail carrier roller mechanism comprises a first snail carrier roller mechanism and a second snail carrier roller mechanism, the follower carrier roller mechanism comprises a first follower carrier roller mechanism, a second follower carrier roller mechanism and a third follower carrier roller mechanism, and the first snail carrier roller mechanism, the first follower carrier roller mechanism, the second snail carrier roller mechanism, the second follower carrier roller mechanism and the third follower carrier roller mechanism are sequentially arranged from the front chuck to the rear chuck.
3. The laser pipe cutting machine according to claim 1, wherein the follow-up carrier roller mechanism comprises a swing arm, a supporting piece, a first driving piece and a second driving component, the lower end of the swing arm is hinged to the lathe bed, a roll shaft is rotatably arranged at the upper end of the swing arm, the first driving piece is hinged to the lathe bed, the driving end of the first driving piece is connected with the supporting piece, the supporting piece is supported in the middle of the swing arm, and the first driving piece can drive the swing arm to rotate around the lower end of the swing arm in a direction away from the lathe bed; the second driving component is fixed on the lathe bed and connected to the side face of the supporting piece, and can drive the swing arm to rotate around the lower end of the swing arm in a direction close to the lathe bed.
4. The laser pipe cutting machine according to claim 3, wherein the second driving assembly comprises a mounting plate, a vertical guide rail is arranged on the side face of the mounting plate, a horizontal guide rail is arranged on the upper end face of the mounting plate, a pressing plate is arranged on the vertical guide rail in a sliding mode, a horizontally extending long strip hole is formed in the pressing plate, a first rolling piece is arranged in the long strip hole in a rolling mode, and the first rolling piece is connected with the supporting piece; the horizontal guide rail is provided with a wedge-shaped pressing block in a sliding manner, the bottom surface of the wedge-shaped pressing block is provided with an inclined surface, the pressing plate is provided with a second rolling piece, the outer surface of the second rolling piece is in contact connection with the inclined surface, and in a state that the wedge-shaped pressing block moves along the horizontal guide rail, the wedge-shaped pressing block can press down the second rolling piece to drive the pressing plate to move downwards along the vertical guide rail.
5. The laser pipe cutting machine according to claim 4, wherein the wedge-shaped pressing block has a long side in a horizontal direction and a short side in a vertical direction, a distance from a hinge center point of the lower end of the swing arm to the supporting member is a first distance, and a distance from the hinge center point of the lower end of the swing arm to the center point of the roll shaft is a second distance; the ratio between the short side and the long side of the wedge-shaped pressing block is equal to the ratio between the first distance and the second distance.
6. The laser pipe cutting machine according to claim 4, wherein the follow-up carrier roller mechanism further comprises a connecting rod and a driving module, the driving module is fixed on the lathe bed, two adjacent wedge-shaped pressing blocks are connected through the connecting rod, and the driving module is connected with the wedge-shaped pressing blocks close to the driving module through the connecting rod; the driving module can drive the wedge-shaped pressing block to move along the horizontal guide rail through the connecting rod.
7. The laser pipe cutting machine according to claim 6, wherein the driving module comprises a fixing plate and a second driving member, the fixing plate is fixed on the lathe bed, the fixing plate is provided with a horizontal sliding rail, the sliding rail is slidably provided with a connecting sliding block, the connecting sliding block is connected with the connecting rod, the second driving member is fixed on the fixing plate, and the second driving member can drive the connecting sliding block to move along the sliding rail so as to drive the connecting rod to horizontally move.
8. The laser pipe cutting machine of claim 1, wherein the snail idler mechanism comprises a snail roller and a lifting bracket, the lifting bracket is fixed to the lathe bed, and the snail roller is rotatably arranged on the lifting bracket and can move up and down along the lifting bracket.
9. A laser pipe cutting machine as claimed in claim 3, wherein the lower end of the swing arm is hinged to the bed by a seated bearing.
10. A laser pipe cutter as claimed in claim 3, wherein the first driving member is provided as a cylinder and the first driving member is provided with a quick release valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223128541.1U CN218983587U (en) | 2022-11-24 | 2022-11-24 | Laser pipe cutting machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223128541.1U CN218983587U (en) | 2022-11-24 | 2022-11-24 | Laser pipe cutting machine |
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| CN218983587U true CN218983587U (en) | 2023-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223128541.1U Active CN218983587U (en) | 2022-11-24 | 2022-11-24 | Laser pipe cutting machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116329791A (en) * | 2023-05-25 | 2023-06-27 | 济南新天科技有限公司 | Follow-up material supporting pipe centering device for laser pipe cutting machine |
| CN117324936A (en) * | 2023-11-14 | 2024-01-02 | 上海飞球科技（集团）有限公司 | Valve assembly production line |
-
2022
- 2022-11-24 CN CN202223128541.1U patent/CN218983587U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116329791A (en) * | 2023-05-25 | 2023-06-27 | 济南新天科技有限公司 | Follow-up material supporting pipe centering device for laser pipe cutting machine |
| CN117324936A (en) * | 2023-11-14 | 2024-01-02 | 上海飞球科技（集团）有限公司 | Valve assembly production line |
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