Three-axis automatic laser welding machine

Abstract

The utility model belongs to the technical field of laser welding equipment, and particularly relates to a three-axis automatic laser welding machine which comprises a machine frame. The clamp is arranged at the top of the workbench and used for fixing a part to be machined; the three-axis moving assembly is arranged at the top of the working table; wherein the three-axis moving assembly comprises an X-axis linear module, a Y-axis linear module, a Z-axis linear module and a laser welding head, the laser welding head is installed at the output end of the Z-axis linear module, and the laser welding head is used for welding parts in the clamp; the three-axis automatic laser welding machine has the remarkable advantages in the aspect of improving welding precision and quality, an efficient and reliable welding solution is provided for the modern manufacturing industry, and the problems that a traditional laser welding device is poor in positioning effect, low in positioning precision, low in quality of machined products and the like are effectively solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of laser welding equipment, and in particular relates to a three-axis automatic laser welding machine. Background Art

[0002] With the development of society and the continuous improvement of science and technology, in order to make welding more and more intelligent, people have created laser welding machines, which have greatly liberated productivity and greatly promoted industrial development.

[0003] Laser welding machine can also be called laser welding machine, energy negative feedback laser welding machine, laser welding machine, laser welding machine, laser cold welding machine, laser argon welding machine, laser welding equipment, etc. According to its working mode, it can be divided into laser mold welding machine (manual laser welding equipment), automatic laser welding machine, jewelry laser welding machine, laser spot welding machine, optical fiber transmission laser welding machine, galvanometer welding machine, handheld welding machine, etc. Special laser welding equipment includes sensor welding machine, silicon steel sheet laser welding equipment, keyboard laser welding equipment.

[0004] Laser welding mainly uses high-energy laser pulses to locally heat the material in a small area. The energy of laser radiation diffuses into the interior of the material through heat conduction, melting the material to form a specific molten pool. It is a new type of welding method, mainly for the welding of thin-walled materials and precision parts. It can realize spot welding, butt welding, lap welding, sealing welding, etc. It has a high aspect ratio, a small weld width, a small heat-affected zone, small deformation, fast welding speed, smooth and beautiful welds, no post-welding treatment or only simple treatment, high weld quality, no pores, can be precisely controlled, small focusing spot, high positioning accuracy, and easy automation.

[0005] The positioning welding effect of existing laser welding devices is poor, and it mainly relies on the staff to control the accuracy. However, there is always a certain error in the accuracy of manual control, and the accuracy of each adjustment cannot be guaranteed to be exactly the same.

[0006] Therefore, we propose a three-axis automatic laser welding machine to solve the above problems. Utility Model Content

[0007] The utility model aims to provide a three-axis automatic laser welding machine, aiming to solve the technical problem that the positioning effect of the laser welding device in the prior art is poor, resulting in low positioning accuracy and low quality of processed products.

[0008] To achieve the above purpose, the present invention provides a three-axis automatic laser welding machine, comprising:

[0009] A frame, wherein a workbench is provided on the frame;

[0010] A fixture, which is arranged on the top of the workbench to fix the parts to be processed;

[0011] A three-axis moving assembly, wherein the three-axis moving assembly is arranged on the top of the workbench;

[0012] Wherein, the three-axis moving assembly comprises:

[0013] An X-axis linear module, wherein the fixed end of the X-axis linear module is disposed on the top of the workbench, and the output end of the X-axis linear module moves along the X direction of the top of the workbench;

[0014] A Y-axis linear module, wherein the fixed end of the Y-axis linear module is fixedly connected to the output end of the X-axis linear module, and the output end of the Y-axis linear module moves along the Y direction of the top of the workbench;

[0015] A Z-axis linear module, wherein the fixed end of the Z-axis linear module is fixedly connected to the output end of the Y-axis linear module, and the output end of the Z-axis linear module moves along the Z direction of the top of the workbench;

[0016] A laser welding head is installed at the output end of the Z-axis linear module, and is used to weld the components in the fixture.

[0017] Optionally, the fixture comprises:

[0018] A bottom plate, the bottom plate is detachably mounted on the top of the workbench;

[0019] A clamping assembly, the clamping assembly comprising a supporting portion and a pressing portion, the supporting portion and the pressing portion both being detachably mounted on the top of the bottom plate;

[0020] Wherein, the supporting portion is configured to support the parts to be processed, and the pressing portion cooperates with the supporting portion and is used to press the parts to be processed;

[0021] A driving source is connected to the clamping part and drives the clamping part to clamp or release the part to be processed.

[0022] Optionally, the top of the supporting portion is adapted to the inner contour of the component, and the bottom of the pressing portion is used to press the outer contour of the component.

[0023] Optionally, the pressing portion is configured as a connecting rod mechanism.

[0024] Optionally, the driving source is pneumatically driven.

[0025] Optionally, the fixture further comprises:

[0026] A height adjustment seat is disposed between the base plate and the driving source and is used to adjust the height of the driving source to fit the pressing portion.

[0027] Optionally, the fixture further comprises:

[0028] A support seat is detachably mounted on the top of the base plate, and the support seat cooperates with the support portion to support components.

[0029] Optionally, the three-axis automatic laser welding machine further comprises an angle adjustment component for adjusting the rotation angle of the laser welding head;

[0030] The angle adjustment component comprises:

[0031] A fixed seat, the fixed seat is fixedly connected to the output end of the Z-axis linear module;

[0032] A rotating seat, one end of which is rotatably connected to the fixed seat, and the other end of which is fixed with the laser welding head.

[0033] Optionally, the three-axis automatic laser welding machine is provided with two processing stations, and the two processing stations have the same structure and both include: the fixture, the three-axis moving assembly, and the laser welding head.

[0034] Optionally, the three-axis automatic laser welding machine further comprises a control system, and the control system is electrically connected to the fixture, the three-axis moving assembly, and the laser welding head.

[0035] The above one or more technical solutions in the three-axis automatic laser welding machine provided by the embodiment of the utility model have at least one of the following technical effects: the three-axis automatic laser welding machine of the utility model; the equipment mainly includes a frame, a fixture, a three-axis moving assembly and a laser welding head; the three-axis moving assembly includes an X-axis linear module, a Y-axis linear module and a Z-axis linear module which are stacked in sequence, and the X-axis linear module, the Y-axis linear module and the Z-axis linear module move along the X, Y and Z directions of the top of the workbench respectively; thereby driving the laser welding head to accurately move along the X, Y and Z directions of the top of the workbench; the laser welding head Installed at the output end of the Z-axis linear module, it is used to weld the parts to be processed in the fixture; by operating the three-axis automatic laser welding machine of the utility model, high-precision and high-efficiency welding operations can be achieved. In addition, the equipment also has the advantages of simple structure, easy operation, good stability, etc., and is suitable for various welding process requirements; the three-axis automatic laser welding machine of the utility model has significant advantages in improving welding accuracy and quality, and provides a modern manufacturing industry with an efficient and reliable welding solution, which effectively solves the problems of poor positioning effect, low positioning accuracy, and low quality of processed products of traditional laser welding devices. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0037] Figure 1 This is a schematic structural diagram of a three-axis automatic laser welding machine provided in an embodiment of the utility model.

[0038] Figure 2 for Figure 1 Schematic diagram of the local structure of A in .

[0039] Figure 3 for Figure 1 Schematic diagram of the local structure of B in .

[0040] Among them, the reference numerals in the figure are:

[0041] 10. Frame; 11. Workbench; 20. Fixture;

[0042] 21. bottom plate; 22. clamping assembly; 23. supporting part;

[0043] 24. Pressing part; 25. Driving source; 26. Height adjustment seat;

[0044] 27. Support seat; 30. Three-axis moving assembly; 31. X-axis linear module;

[0045] 32. Y-axis linear module; 33. Z-axis linear module; 40. Laser welding head;

[0046] 50. Angle adjustment assembly; 51. Fixed seat; 52. Rotating seat;

[0047] 60. Control system. DETAILED DESCRIPTION

[0048] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the embodiments of the present invention, and should not be construed as limiting the present invention.

[0049] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0050] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0051] In the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0052] In one embodiment of the present invention, Figures 1 to 3 As shown, a three-axis automatic laser welding machine is provided, comprising:

[0053] A frame 10, wherein a workbench 11 is provided on the frame 10;

[0054] A fixture 20, the fixture 20 is arranged on the top of the workbench 11 to fix the parts to be processed;

[0055] A three-axis moving assembly 30, wherein the three-axis moving assembly 30 is disposed on the top of the workbench 11;

[0056] Wherein, the three-axis moving assembly 30 comprises:

[0057] An X-axis linear module 31, wherein a fixed end of the X-axis linear module 31 is disposed on the top of the workbench 11, and an output end of the X-axis linear module 31 moves along an X direction on the top of the workbench 11;

[0058] A Y-axis linear module 32, wherein the fixed end of the Y-axis linear module 32 is fixedly connected to the output end of the X-axis linear module 31, and the output end of the Y-axis linear module 32 moves along the Y direction of the top of the workbench 11;

[0059] A Z-axis linear module 33, wherein the fixed end of the Z-axis linear module 33 is fixedly connected to the output end of the Y-axis linear module 32, and the output end of the Z-axis linear module 33 moves along the Z direction of the top of the workbench 11;

[0060] A laser welding head 40 is installed at the output end of the Z-axis linear module 33 , and is used to weld the components in the fixture 20 .

[0061] Specifically, the utility model is a three-axis automatic laser welding machine; the equipment mainly includes a frame 10, a fixture 20, a three-axis moving assembly 30 and a laser welding head 40; the three-axis moving assembly 30 includes an X-axis linear module 31, a Y-axis linear module 32 and a Z-axis linear module 33 which are sequentially stacked, and the X-axis linear module 31, the Y-axis linear module 32 and the Z-axis linear module 33 move along the X, Y and Z directions of the top of the workbench 11 respectively; thereby driving the laser welding head 40 to accurately move along the X, Y and Z directions of the top of the workbench 11; the laser welding head 40 is installed on the Z-axis linear module The output end of group 33 is used for welding the parts to be processed in the fixture 20; by operating the three-axis automatic laser welding machine of the utility model, high-precision and high-efficiency welding operations can be achieved. In addition, the equipment has the advantages of simple structure, easy operation, good stability, etc., and is suitable for various welding process requirements; the three-axis automatic laser welding machine of the utility model has significant advantages in improving welding accuracy and quality, and provides a modern manufacturing industry with an efficient and reliable welding solution, which effectively solves the problems of poor positioning effect, low positioning accuracy, and low quality of processed products of traditional laser welding devices.

[0062] In another embodiment of the present invention, Figures 1 to 3 As shown, the fixture 20 comprises:

[0063] A bottom plate 21, the bottom plate 21 is detachably mounted on the top of the workbench 11;

[0064] A clamping assembly 22, the clamping assembly 22 comprising a supporting portion 23 and a pressing portion 24, the supporting portion 23 and the pressing portion 24 are both detachably mounted on the top of the bottom plate 21;

[0065] The supporting portion 23 is configured to support the parts to be processed, and the pressing portion 24 cooperates with the supporting portion 23 and is used to press the parts to be processed;

[0066] The driving source 25 is connected to the clamping part 24 and drives the clamping part 24 to clamp or release the parts to be processed. Specifically, the bottom plate 21 is detachably mounted on the top of the workbench 11 for easy replacement and adjustment; the clamping assembly 22 includes a supporting part 23 and a clamping part 24, the supporting part 23 is used to support the parts to be processed, and the clamping part 24 cooperates with the supporting part 23 to clamp the parts to ensure stability and accuracy during welding. In addition, the driving source 25 is connected to the clamping part 24 to drive the clamping part 24 to achieve pressure control on the parts.

[0067] In another embodiment of the present invention, Figures 1 to 3 As shown, the top of the support portion 23 is adapted to the inner contour of the component, and the bottom of the pressing portion 24 is used to press the outer contour of the component. Specifically, with respect to the structure of the clamp 20, it is particularly pointed out that the top of the support portion 23 is adapted to the inner contour of the component, and the bottom of the pressing portion 24 is used to press the outer contour of the component. This design helps to achieve a more accurate welding effect.

[0068] In another embodiment of the present invention, Figures 1 to 3 As shown, the pressing portion 24 is configured as a connecting rod mechanism. Specifically, a connecting rod mechanism design of the clamp 20 is proposed, through which the clamp 20 can achieve more flexible operation while maintaining stability.

[0069] In another embodiment of the present invention, Figures 1 to 3 As shown, the driving source 25 is driven by pneumatic means. Specifically, a pneumatic mode of the driving source 25 has higher stability and reliability than other driving modes, which is beneficial to improving welding quality.

[0070] In another embodiment of the present invention, Figures 1 to 3 As shown, the fixture 20 also includes:

[0071] A height adjustment seat 26 is disposed between the bottom plate 21 and the driving source 25 and is used to adjust the height of the driving source 25 to fit the pressing portion 24 .

[0072] In another embodiment of the present invention, Figures 1 to 3 As shown, the fixture 20 also includes:

[0073] The support seat 27 is detachably mounted on the top of the bottom plate 21, and the support seat 27 cooperates with the support portion 23 to support the parts. Specifically, the height adjustment seat 26 is located between the bottom plate 21 and the driving source 25, and is used to adjust the height of the driving source 25 to meet the processing requirements of different parts; the support seat 27 is detachably mounted on the top of the bottom plate 21, and cooperates with the support portion 23 to provide stable support for the parts.

[0074] In another embodiment of the present invention, Figures 1 to 3 As shown, the three-axis automatic laser welding machine further includes an angle adjustment component 50 for adjusting the rotation angle of the laser welding head 40;

[0075] The angle adjustment assembly 50 includes:

[0076] A fixed seat 51, wherein the fixed seat 51 is fixedly connected to the output end of the Z-axis linear module 33;

[0077] A rotating seat 52, one end of which is rotatably connected to the fixed seat 51, and the other end of which is fixed with the laser welding head 40. Specifically, the rotation angle of the laser welding head 40 is adjusted by the angle adjustment assembly 50 to achieve a precise processing process and effectively reduce production errors.

[0078] In another embodiment of the present invention, Figures 1 to 3 As shown, the three-axis automatic laser welding machine is provided with two processing stations, and the two processing stations have the same structure and both include: the fixture 20, the three-axis moving assembly 30, and the laser welding head 40. Specifically, the processing station design of the three-axis automatic laser welding machine is provided with two independent processing stations with the same structure, which respectively include the fixture 20, the three-axis moving assembly 30 and the laser welding head 40, and can realize efficient double-station processing.

[0079] In another embodiment of the present invention, Figures 1 to 3 As shown, the three-axis automatic laser welding machine also includes a control system 60, and the control system 60 is electrically connected to the fixture 20, the three-axis moving assembly 30, and the laser welding head 40. Specifically, the control system 60 is electrically connected to the fixture 20, the three-axis moving assembly 30, and the laser welding head 40 to achieve real-time monitoring and precise control to ensure the stability and accuracy of the entire welding process.

[0080] The rest of this embodiment is the same as the first embodiment. The features not explained in this embodiment are all based on the explanations in the first embodiment and will not be described in detail here.

[0081] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A three-axis automatic laser welding machine, It is characterized in that include: A frame, wherein a workbench is provided on the frame; A fixture, which is arranged on the top of the workbench to fix the parts to be processed; A three-axis moving assembly, wherein the three-axis moving assembly is arranged on the top of the workbench; Wherein, the three-axis moving assembly comprises: An X-axis linear module, wherein the fixed end of the X-axis linear module is disposed on the top of the workbench, and the output end of the X-axis linear module moves along the X direction of the top of the workbench; A Y-axis linear module, wherein the fixed end of the Y-axis linear module is fixedly connected to the output end of the X-axis linear module, and the output end of the Y-axis linear module moves along the Y direction of the top of the workbench; A Z-axis linear module, wherein the fixed end of the Z-axis linear module is fixedly connected to the output end of the Y-axis linear module, and the output end of the Z-axis linear module moves along the Z direction of the top of the workbench; A laser welding head, which is installed at the output end of the Z-axis linear module and is used to weld the components in the fixture; The fixture comprises: A bottom plate, the bottom plate is detachably mounted on the top of the workbench; A clamping assembly, the clamping assembly comprising a supporting portion and a pressing portion, the supporting portion and the pressing portion both being detachably mounted on the top of the bottom plate; Wherein, the supporting portion is configured to support the parts to be processed, and the pressing portion cooperates with the supporting portion and is used to press the parts to be processed; A driving source, the driving source is connected to the pressing part and drives the pressing part to press or release the part to be processed; The fixture also includes: A height adjustment seat, which is disposed between the bottom plate and the driving source and is used to adjust the height of the driving source to fit the pressing portion; The fixture also includes: A support seat, the support seat is detachably mounted on the top of the base plate, and the support seat cooperates with the support portion to support the components; The three-axis automatic laser welding machine also includes an angle adjustment component for adjusting the rotation angle of the laser welding head; The angle adjustment component comprises: A fixed seat, the fixed seat is fixedly connected to the output end of the Z-axis linear module; A rotating seat, one end of which is rotatably connected to the fixed seat, and the other end of which is fixed with the laser welding head.

2. The three-axis automatic laser welding machine according to claim 1, Features: The top of the supporting portion is adapted to the inner contour of the component, and the bottom of the pressing portion is used to press the outer contour of the component.

3. The three-axis automatic laser welding machine according to claim 1, Features: The pressing portion is configured as a link mechanism.

4. The three-axis automatic laser welding machine according to claim 1, Features: The driving source is driven pneumatically.

5. The three-axis automatic laser welding machine according to any one of claims 1 to 4, Features: The three-axis automatic laser welding machine is provided with two processing stations, and the two processing stations have the same structure and both include: the fixture, the three-axis moving assembly, and the laser welding head.

6. The three-axis automatic laser welding machine according to any one of claims 1 to 4, Features: The three-axis automatic laser welding machine also includes a control system, which is electrically connected to the fixture, the three-axis moving assembly, and the laser welding head.

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