Movable laser processing equipment

By using damping cylinders and guide wheels in mobile laser processing equipment, the problem of slight jitter affecting machining accuracy in handheld operation is solved, and higher machining accuracy and stability are achieved.

CN119794543APending Publication Date: 2025-04-11HEFEI INNOVATION RES INST BEIHANG UNIV +1
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Patent Information

Application Number
CN202510100737.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-01-22
Publication Date
2025-04-11

AI Technical Summary

Technical Problem

Mobile laser processing equipment is susceptible to slight jitter and directional deviation during handheld operation, resulting in a decrease in processing accuracy. Especially in tasks with high accuracy requirements, small errors may lead to significant deviations between the processing results and the design drawings.

Method used

The design of a mobile laser processing equipment including a damping cylinder and a guide wheel is adopted. The damping cylinder stabilizes the laser body through the shock absorption effect. The guide wheel rolls on the surface of the part to be processed to drive the laser movement to ensure the stable effect of the laser.

Benefits of technology

It effectively reduces vibration and slight deviations when the operator holds the laser, improves processing accuracy, and enhances stability and reliability during the processing process.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses movable laser processing equipment, and relates to the technical field of auxiliary equipment. The laser device specifically comprises a laser device body used for generating laser to machine a workpiece to be machined; the first end of the damping cylinder is connected to the handle part of the laser body, and the second end of the damping cylinder extends towards the light-emitting part of the laser body; and the at least one guide wheel is connected to the second end of the damping air cylinder and can roll on the surface of the workpiece to be machined so as to drive the laser device body to move on the surface of the workpiece to be machined, so that laser generated by the laser device body stably acts on the surface of the workpiece to be machined. The invention aims to ensure the stability of the handheld laser in the working process and avoid the influence of tiny jitter on the laser.
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Description

Technical Field

[0001] The present invention relates to the technical field of auxiliary equipment, and in particular to a mobile laser processing equipment. Background Art

[0002] With the rapid development of modern industrial technology, the manufacturing industry has put forward higher and higher requirements on the precision and flexibility of processing equipment. As an efficient and precise processing method, laser processing technology has been widely used in many fields, especially in material cutting, surface treatment, welding, marking, etc. Laser processing has become an indispensable and important technology in modern manufacturing due to its high energy density, non-contact processing method, high processing accuracy, strong adaptability and other characteristics.

[0003] In traditional laser processing equipment, fixed equipment is usually used. Although this type of equipment has high processing accuracy and efficiency in large-scale production, it has certain limitations when dealing with complex workpiece processing and multi-scenario operations. For example, fixed equipment requires more complex material handling and positioning equipment, and its flexibility is poor and cannot quickly adapt to different processing tasks. Therefore, with the diversification of needs and changes in the production environment, mobile laser processing equipment with higher flexibility and convenience has gradually become the research and development direction of the new generation of laser processing technology.

[0004] Mobile laser processing equipment has significant advantages over traditional fixed laser processing equipment. First, mobile laser processing equipment can realize flexible movement of equipment through convenient handheld operation to meet the processing needs of different workpieces, especially suitable for scenes with limited space or complex working environment. Secondly, mobile laser equipment can be quickly adjusted as needed during the processing process, greatly improving work efficiency, especially in small batch or personalized customized production, and can achieve efficient processing.

[0005] However, despite the many advantages of mobile laser processing equipment, it also faces some challenges in practical applications. One of the most prominent challenges is the control of processing accuracy. Since operators need to hold the equipment for processing, slight jitter or direction deviation during operation may cause a slight shift in the position of the laser beam, thereby affecting the processing accuracy. In some high-precision processing tasks, especially when cutting, marking and engraving tiny parts, any slight error may cause a significant deviation between the processing result and the design drawing, thus affecting the quality and processing effect of the product.

[0006] Therefore, how to ensure the stability of the handheld laser during operation and avoid the impact of tiny jitters on the laser has become a technical problem that needs to be solved urgently. Summary of the invention

[0007] The main purpose of the present invention is to provide a mobile laser processing device, which aims to ensure the stability of a handheld laser during operation and avoid the influence of tiny jitter on the laser.

[0008] In order to achieve the above object, the present invention provides a mobile laser processing device, comprising: A laser body, used to generate laser light to process the workpiece; A damping cylinder, a first end of which is connected to the handle portion of the laser body and a second end of which extends toward the light-emitting portion of the laser body; and At least one guide wheel is connected to the second end of the damping cylinder and can roll on the surface of the workpiece to be processed to drive the laser body to move on the surface of the workpiece to be processed, so that the laser generated by the laser body can stably act on the surface of the workpiece to be processed.

[0009] In one embodiment of the present application, a first stopper is provided on the fixed portion of the damping cylinder, a second stopper is provided on the telescopic portion of the damping cylinder, and a shock-absorbing spring is provided between the first stopper and the second stopper.

[0010] In one embodiment of the present application, the number of the guide wheels is two, and the two guide wheels are both rotatably connected to the second end of the damping cylinder and are arranged opposite to each other.

[0011] In one embodiment of the present application, a first rotating member is provided between the laser body and the damping cylinder; The first end of the first rotating member is connected to the handle portion of the laser body, and the second end of the first rotating member is connected to the first end of the damping cylinder. The damping cylinder can rotate along the axial direction of the first rotating member.

[0012] In one embodiment of the present application, a second rotating member is further provided between the laser body and the first rotating member; The first end of the second rotating member is connected to the handle portion of the laser body, and the second end of the second rotating member is rotatably connected to the first end of the first rotating member through a screw.

[0013] In one embodiment of the present application, an adjusting member is further provided between the laser body and the second rotating member; The first end of the adjusting member is connected to the handle portion of the laser body, and the second end of the adjusting member is connected to the second rotating member. The laser body can reciprocate along the length direction of the adjusting member to change the position of the laser body; wherein the length direction of the adjusting member is perpendicular to the length direction of the second rotating member.

[0014] In one embodiment of the present application, the adjusting member is a screw, the second rotating member is provided with a threaded through hole for the screw to pass through, and the screw is provided with a locking nut that can lock the screw to the second rotating member; the handle portion of the laser body is provided with a through hole connected to the screw, and the screw is provided with at least one limit nut for limiting the movement of the laser body after the laser body moves to a specified position.

[0015] In one embodiment of the present application, a rotating nut is provided on the screw rod, the rotating nut is arranged on one side of the limiting nut, a supporting member is provided on the rotating nut, and the handle portion of the laser body is connected to the supporting member by a screw.

[0016] In one embodiment of the present application, there are two limit nuts, which are respectively arranged on both sides of the handle of the laser body.

[0017] The above technical solution can effectively reduce the vibration or slight deviation caused by the operator holding the laser body, thereby improving the processing accuracy. The damping cylinder provides a stable shock absorption effect to prevent external vibration from interfering with the laser processing accuracy. In addition, the design of the guide wheel makes the laser body move more smoothly on the surface of the workpiece to be processed, further improving the stability and reliability of the processing process. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The present invention is described in detail below with reference to specific embodiments and accompanying drawings, wherein: Figure 1 It is a structural schematic diagram of a first embodiment of the present invention; 10. Damping cylinder; 11. First stopper; 12. Second stopper; 13. Shock-absorbing spring; 20. Guide wheel; 30. First rotating member; 40. Second rotating member; 50. Screw; 51. Locking nut; 52. Limiting nut; 53. Rotating nut; 60. Support member. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the present invention clearer, the present invention is described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the following specific embodiments are only used to explain the present invention and do not constitute a limitation to the present invention.

[0020] like Figure 1 As shown, in order to achieve the above-mentioned purpose, the present invention proposes a mobile laser processing equipment, comprising: A laser body, used to generate laser light to process the workpiece; A damping cylinder 10, a first end of which is connected to the handle portion of the laser body, and a second end of which extends toward the light-emitting portion of the laser body; and At least one guide wheel 20 is connected to the second end of the damping cylinder 10 and can roll on the surface of the workpiece to be processed to drive the laser body to move on the surface of the workpiece to be processed, so that the laser generated by the laser body can stably act on the surface of the workpiece to be processed.

[0021] Specifically, the laser body is used to generate laser and process the workpiece. The laser body includes a laser emission source, a laser focusing lens and a power module. The laser emission source generates laser, which is focused by the focusing lens and acts on the surface of the workpiece in the form of high energy density to achieve processing functions such as cutting, welding and marking.

[0022] The first end of the damping cylinder 10 is connected to the handle of the laser body, and the second end extends toward the light-emitting part of the laser body. The function of the damping cylinder 10 is to reduce the vibration or vibration of the laser body during movement by providing appropriate damping force, so as to prevent the processing accuracy from being affected by external interference or hand shaking of the operator. The damping cylinder 10 can be hydraulic or pneumatic to provide a more stable shock-absorbing effect. The second end of the damping cylinder 10 is connected to the laser body in a fixed or movable manner, which can effectively reduce the tiny vibrations caused by the operator holding the laser body when in use.

[0023] At least one guide wheel 20 is connected to the second end of the damping cylinder 10 and can roll on the surface of the workpiece to be processed to drive the laser body to move on the surface of the workpiece to be processed. The guide wheel 20 is made of a suitable material with high wear resistance and low friction coefficient to ensure that no unnecessary damage is caused to the surface of the workpiece to be processed during the movement. The rolling motion of the guide wheel 20 not only allows the laser body to move smoothly along the surface of the workpiece to be processed, but also reduces friction to avoid adverse effects on the processing accuracy of the equipment due to excessive friction. The number, shape and material of the guide wheels 20 can be adjusted according to different actual application scenarios to adapt to workpieces of different sizes and shapes.

[0024] During use, the laser body is operated by hand and guided by the operator, and the laser body is kept in stable motion through the shock-absorbing effect of the damping cylinder 10. The rolling effect of the guide wheel 20 enables the laser body to move smoothly along the surface of the workpiece to be processed, ensuring that the laser generated by the laser stably acts on the surface of the workpiece to be processed, thereby improving the processing accuracy and stability.

[0025] The above technical solution can effectively reduce the vibration or slight deviation caused by the operator holding the laser body, thereby improving the processing accuracy. The damping cylinder 10 provides a stable shock absorption effect to prevent external vibration from interfering with the laser processing accuracy. In addition, the design of the guide wheel 20 makes the laser body move more smoothly on the surface of the workpiece to be processed, further improving the stability and reliability of the processing process.

[0026] In one embodiment of the present application, a first stopper 11 is provided on the fixed portion of the damping cylinder 10 , a second stopper 12 is provided on the telescopic portion of the damping cylinder 10 , and a shock absorbing spring 13 is provided between the first stopper 11 and the second stopper 12 .

[0027] Specifically, the fixed part of the damping cylinder 10 is connected to the handle part of the laser body, and the first stopper 11 is arranged on the fixed part of the damping cylinder 10. The second stopper 12 is arranged on the telescopic part of the damping cylinder 10. A shock-absorbing spring 13 is arranged between the first stopper 11 and the second stopper 12. The function of the shock-absorbing spring 13 is to absorb and reduce the impact force and vibration of the telescopic part of the damping cylinder 10 through elastic deformation, so as to further improve the shock-absorbing effect of the equipment. When the laser body is subjected to external impact or slight vibration generated by the operator during operation, the shock-absorbing spring 13 can effectively absorb part of the impact force and reduce the vibration transmitted to the laser body, thereby preventing processing errors caused by vibration. The design of the shock-absorbing spring 13 should select appropriate elastic coefficients and hardness to ensure that it can provide sufficient shock-absorbing effect under normal working conditions, while not affecting the normal telescopic function of the damping cylinder 10.

[0028] By adopting the above technical solution, the shock absorbing effect of the damping cylinder 10 can be further improved, and the influence of external impact or operation vibration on the laser body can be reduced, thereby improving the processing accuracy.

[0029] In one embodiment of the present application, the number of the guide wheels 20 is two, and the two guide wheels 20 are both rotatably connected to the second end of the damping cylinder 10 and are arranged opposite to each other.

[0030] Specifically, there are two guide wheels 20, both of which are rotatably connected to the second end of the damping cylinder 10 and are arranged opposite to each other. The guide wheels 20 are arranged at the second end of the damping cylinder 10 and are fixed by a rotatable connection so that they can roll with the movement of the laser body. The two guide wheels 20 are arranged opposite to each other, which can ensure that the laser body moves along a stable trajectory on the surface of the workpiece to be processed, further improving the processing accuracy.

[0031] By adopting the above technical solution, the relative arrangement of the two guide wheels 20 can effectively improve the stability of the laser body, ensure that it moves stably along a predetermined trajectory when moving on the surface of the workpiece to be processed, and reduce processing errors caused by changes in the position or vibration of the laser.

[0032] In one embodiment of the present application, a first rotating member 30 is provided between the laser body and the damping cylinder 10; The first end of the first rotating member 30 is connected to the handle of the laser body, and the second end of the first rotating member 30 is connected to the first end of the damping cylinder 10 . The damping cylinder 10 can rotate along the axial direction of the first rotating member 30 .

[0033] Specifically, one end of the first rotating member 30 is connected to the handle portion of the laser body, and the other end is connected to the first end of the damping cylinder 10. The design of the first rotating member 30 can adopt a mechanical structure with a certain axial rotation ability, such as a bearing, a rotating shaft or a rotary joint. The function of the rotating member is to provide a movable connection between the laser body and the damping cylinder 10, allowing the damping cylinder 10 to freely rotate along its axial direction as needed during operation, thereby enhancing the operational flexibility of the laser body.

[0034] The first end of the first rotating member 30 is connected to the handle of the laser body, and the connection method can be threaded, clamped, welded or other suitable fixing methods to ensure stable connection. This connection can ensure a good force transmission and support relationship between the laser body and the first rotating member 30, so that the laser body can maintain reliable linkage with the damping cylinder 10 during operation.

[0035] By adopting the above technical solution, the design of the first rotating member 30 makes the connection between the laser body and the damping cylinder 10 more flexible, which can effectively improve the adaptability and operational convenience of the device. By allowing the damping cylinder 10 to rotate along the axial direction of the first rotating member 30, the damping cylinder 10 can better respond to the movement requirements of the laser body and avoid restrictive operations caused by the fixed structure.

[0036] In one embodiment of the present application, a second rotating member 40 is further provided between the laser body and the first rotating member 30; The first end of the second rotating member 40 is connected to the handle portion of the laser body, and the second end of the second rotating member 40 is rotatably connected to the first end of the first rotating member 30 through a screw.

[0037] Specifically, one end of the second rotating member 40 is connected to the handle of the laser body, and the other end is rotatably connected to the first end of the first rotating member 30 through a screw. The second rotating member 40 provides an additional rotation connection, so that the laser body can be more flexibly adjusted in motion and maintain a rotational relationship with the first rotating member 30, thereby providing more stable control and support during the laser processing process.

[0038] The first end of the second rotating member 40 is connected to the handle of the laser body, and the connection method can be threaded, welded or other fixing methods to ensure the stability of the connection. This connection allows the laser body and the second rotating member 40 to rotate relative to each other, so that the angle or position of the laser body can be flexibly adjusted during operation. This design further increases the operating space of the laser body and improves the flexibility of the device.

[0039] The second end of the second rotating member 40 is rotatably connected to the first end of the first rotating member 30 by means of a screw. The screw connection provides an adjustable rotation connection mode, which can form a stable rotation relationship between the second rotating member 40 and the first rotating member 30, while avoiding excessive looseness or unstable rotation. This connection mode ensures good movement coordination between the second rotating member 40 and the first rotating member 30, so that the laser body can accurately adjust its angle or position as required, ensuring that the laser beam can accurately act on the surface of the workpiece to be processed.

[0040] By adopting the above technical solution, the arrangement of the second rotating member 40 makes the connection between the laser body and the first rotating member 30 more flexible and adjustable, which can effectively improve the movement accuracy and flexibility of the laser body.

[0041] In one embodiment of the present application, an adjusting member is further provided between the laser body and the second rotating member 40; The first end of the adjusting member is connected to the handle portion of the laser body, and the second end of the adjusting member is connected to the second rotating member 40. The laser body can reciprocate along the length direction of the adjusting member to change the position of the laser body; wherein the length direction of the adjusting member is perpendicular to the length direction of the second rotating member 40.

[0042] Specifically, the adjusting member is a member that enables the laser body to reciprocate along its length direction. The first end of the adjusting member is connected to the handle portion of the laser body, and the second end is connected to the second rotating member 40. Through the adjusting member, the laser body can move forward and backward in its length direction, thereby changing the position of the laser body. The adjusting member is made of a material with high strength and stability, such as aluminum alloy, steel or other suitable metal materials, to ensure that it can withstand the weight of the laser body and external working force during the reciprocating motion.

[0043] The first end of the adjusting member is connected to the handle of the laser body through a fixing device, and the connection method can be threaded connection, clamping or welding to ensure a stable connection; the second end is connected to the second rotating member 40 to ensure that both ends of the adjusting member are firmly fixed to avoid looseness or instability during operation. The design of the adjusting member allows the laser body to be accurately reciprocated in its length direction, providing more adjustment space for the movement of the laser body. The adjusting member in the present application can be a telescopic cylinder or a screw 50.

[0044] With the above technical solution, the design of the adjusting member enables the laser body to reciprocate along the length direction of the adjusting member, providing more fine adjustment space, so that the position of the laser body can be accurately adjusted to ensure that the laser beam can accurately act on the target area of ​​the workpiece to be processed. The length direction of the adjusting member is perpendicular to the second rotating member 40, so that the laser body can be adjusted in two orthogonal directions at the same time, greatly enhancing the flexibility and accuracy of the position adjustment of the equipment during the processing process.

[0045] In one embodiment of the present application, the adjusting member is a screw 50, the second rotating member 40 is provided with a threaded through hole for the screw 50 to pass through, and the screw 50 is provided with a locking nut 51 that can lock the screw 50 on the second rotating member 40; the handle portion of the laser body is provided with a through hole connected to the screw 50, and the screw 50 is provided with at least one limit nut 52 for limiting the movement of the laser body after the laser body moves to a specified position.

[0046] Specifically, the adjusting member is a screw 50, which is driven through a threaded through hole on the second rotating member 40. The rotation of the screw 50 enables the laser body to reciprocate along the axial direction of the screw 50 through the cooperation of the thread with the second rotating member 40, thereby realizing precise adjustment of the position of the laser body. A locking nut 51 is provided on the screw 50, and the locking nut 51 is used to lock the screw 50 on the second rotating member 40 to prevent unnecessary displacement or loosening of the position of the screw 50 during the adjustment process, and ensure that the laser body can maintain a stable positioning after adjustment.

[0047] The handle of the laser body is provided with a through hole connected to the screw 50, and the through hole allows the screw 50 to pass smoothly and connect with the laser body. When the laser body is adjusted in position by rotating the screw 50, it can move back and forth accurately and change the distance between the laser body and the workpiece to be processed as needed. This design ensures that the laser body can move smoothly during the adjustment process, and the position of the laser body can be accurately controlled by rotating the screw 50.

[0048] In addition, at least one limit nut 52 is provided on the screw 50, which is used to limit the further movement of the laser body after it moves to the specified position. The function of the limit nut 52 is to prevent the laser body from moving unnecessarily due to over-adjustment, and to ensure that the laser body is stably fixed at the specified position. By adjusting the rotation of the screw 50, the limit nut 52 can be accurately set at the desired position. Once the laser body moves to this position, the limit nut 52 will prevent it from moving further, thereby ensuring that the laser body always remains in the best working position.

[0049] By adopting the above technical solution, the design of the screw 50, the locking nut 51 and the limit nut 52 can ensure the stable position of the laser body during the adjustment process, avoiding errors caused by looseness or over-adjustment.

[0050] In one embodiment of the present application, a rotating nut 53 is provided on the screw rod 50, and the rotating nut 53 is arranged on one side of the limiting nut 52. A support member 60 is provided on the rotating nut 53, and the handle portion of the laser body is connected to the support member 60 by screws.

[0051] Specifically, the screw rod 50 is provided with a rotating nut 53, and the rotating nut 53 is located on one side of the limiting nut 52. The rotating nut 53 cooperates with the thread of the screw rod 50, and the movement of the laser body can be adjusted by rotating the rotating nut 53. The setting of the rotating nut 53 enables the laser body to accurately adjust its position during the adjustment process, thereby changing the position of the laser body. The rotating nut 53 is provided with a support member 60, and the support member 60 plays a supporting and fixing role between the rotating nut 53 and the laser body. The support member 60 is connected to the handle portion of the laser body by a screw to ensure that the rotating nut 53 and the laser body are closely connected, and to provide stable support when the rotating nut 53 rotates. The design of the support member 60 enhances the stability of the laser body during the adjustment process, and avoids affecting the accuracy of the position of the laser body due to shaking or uneven load generated during the adjustment process.

[0052] By adopting the above technical solution, the adjustment of the laser body is more stable and accurate through the cooperation between the rotating nut 53 and the supporting member 60.

[0053] In one embodiment of the present application, there are two limit nuts 52, which are respectively arranged on both sides of the handle of the laser body.

[0054] Specifically, there are two limit nuts 52, which are respectively arranged on both sides of the handle of the laser body. The function of each limit nut 52 is to limit the moving range of the laser body when the laser body moves along the screw 50, ensuring that the laser body does not exceed the predetermined working range. The two limit nuts 52 are respectively arranged on both sides of the handle of the laser body to ensure that the laser body can be evenly limited in two directions during the adjustment process, realize bidirectional restriction, and ensure that the laser body does not have unnecessary displacement during operation.

[0055] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A mobile laser processing equipment, characterized in that: include: A laser body, used to generate laser light to process the workpiece; A damping cylinder, a first end of which is connected to the handle portion of the laser body, and a second end of which extends toward the light-emitting portion of the laser body; as well as At least one guide wheel is connected to the second end of the damping cylinder and can roll on the surface of the workpiece to be processed to drive the laser body to move on the surface of the workpiece to be processed, so that the laser generated by the laser body can stably act on the surface of the workpiece to be processed.

2. The mobile laser processing equipment according to claim 1, characterized in that: A first stopper is disposed on the fixed portion of the damping cylinder, a second stopper is disposed on the telescopic portion of the damping cylinder, and a shock absorbing spring is disposed between the first stopper and the second stopper.

3. The mobile laser processing equipment according to claim 1, characterized in that: There are two guide wheels, both of which are rotatably connected to the second end of the damping cylinder and are arranged opposite to each other.

4. The mobile laser processing equipment according to any one of claims 1 to 3, characterized in that: A first rotating member is provided between the laser body and the damping cylinder; The first end of the first rotating member is connected to the handle portion of the laser body, and the second end of the first rotating member is connected to the first end of the damping cylinder. The damping cylinder can rotate along the axial direction of the first rotating member.

5. The mobile laser processing equipment according to claim 4, characterized in that: A second rotating member is also provided between the laser body and the first rotating member; The first end of the second rotating member is connected to the handle portion of the laser body, and the second end of the second rotating member is rotatably connected to the first end of the first rotating member through a screw.

6. The mobile laser processing equipment according to claim 5, characterized in that: An adjusting member is also provided between the laser body and the second rotating member; The first end of the adjusting member is connected to the handle portion of the laser body, and the second end of the adjusting member is connected to the second rotating member. The laser body can reciprocate along the length direction of the adjusting member to change the position of the laser body; wherein the length direction of the adjusting member is perpendicular to the length direction of the second rotating member.

7. The mobile laser processing equipment according to claim 6, characterized in that: The adjusting member is a screw, the second rotating member is provided with a threaded through hole for the screw to pass through, and the screw is provided with a locking nut that can lock the screw to the second rotating member; the handle portion of the laser body is provided with a through hole connected to the screw, and the screw is provided with at least one limit nut for limiting the movement of the laser body after the laser body moves to a specified position.

8. The mobile laser processing equipment according to claim 7, characterized in that: The screw rod is provided with a rotating nut, the rotating nut is arranged on one side of the limiting nut, the rotating nut is provided with a supporting piece, and the handle part of the laser body is connected to the supporting piece through a screw.

9. The mobile laser processing equipment according to claim 7, characterized in that: There are two limit nuts, which are respectively arranged on both sides of the handle of the laser body.

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