Metal part laser welding equipment

Abstract

The utility model relates to the technical field of metal piece machining, and discloses metal piece laser welding equipment which comprises a workbench, a horizontal moving mechanism is arranged at the top of the workbench, a vertical moving mechanism is fixedly arranged at the top of the horizontal moving mechanism, and a first electric push rod is fixedly arranged at one end of the vertical moving mechanism. A laser welding head is fixedly arranged at the piston end of the first electric push rod, an optical fiber light guide hose extending to the laser generator is fixedly connected to the top of the laser welding head, two parallel mounting plates are fixedly connected to the top of the workbench, a rotating plate is arranged between the two mounting plates, and a fixed plate is fixedly connected to the top of the rotating plate; a movable plate is rotationally arranged on one side of the fixed plate, and placing grooves are formed in the tops of the fixed plate and the movable plate; the angle between the two metal plates can be adjusted, manual adjustment of workers is not needed, welding efficiency is greatly improved, and meanwhile potential safety hazards during welding are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of metal piece processing, in particular to a metal piece laser welding device. Background Art

[0002] Metal parts refer to various parts and components made of metal, which are commonly used to construct various equipment such as machinery, vehicles, and aerospace. Due to their excellent electrical and thermal conductivity and mechanical strength, metal parts are widely used in the manufacturing industry, such as the automotive industry, machinery industry, electronics industry, aerospace industry, and other fields. Laser welding equipment is an efficient and precise welding method that uses a high-energy-density laser beam as a heat source. It is an important tool for material processing and manufacturing. When processing metal parts, multiple metal sheets need to be welded together, which requires the use of metal laser welding equipment.

[0003] For example, patent document CN220761351U discloses a laser welding device, which relates to the technical field of processing equipment, and aims to improve the integration of laser welding equipment, the mobility and ease of use of laser welding equipment to a certain extent. The laser welding device provided by the utility model includes a laser welder and a wire feeding device; the laser welder includes a main unit and a welding device, the wire feeding device is arranged on the main unit, the welding device is arranged on the side of the main unit, the wire feeding device carries a welding wire, the wire outlet of the wire feeding device outputs the welding wire, and the output welding wire is connected to the welding device; however, this existing technology still has many shortcomings, for example: when welding two metal plates, the two plates are often welded at a certain angle as needed. Similar to the above-mentioned laser welding device, it is impossible to adjust the angle between the two metal plates as needed during welding, and the worker needs to manually support the two metal plates, which not only increases the safety risks of the workers, but also reduces the efficiency of welding. Utility Model Content

[0004] The purpose of the present invention is to provide a metal laser welding device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned object, the present utility model provides the following technical solutions: A metal laser welding device, comprising a workbench, a horizontal moving mechanism is provided on the top of the workbench, a vertical moving mechanism is fixedly provided on the top of the horizontal moving mechanism, a first electric push rod is fixedly provided on one end of the vertical moving mechanism, a laser welding head is fixedly provided on the piston end of the first electric push rod, a fiber optic light guide hose extending to a laser generator is fixedly connected to the top of the workbench, two mutually parallel mounting plates are fixedly connected, a rotating plate is provided between the two mounting plates, a fixed plate is fixedly connected to the top of the rotating plate, a movable plate is rotatably provided on one side of the fixed plate, a placement groove is provided on the top of the fixed plate and the movable plate, a clamping mechanism is provided on the top of the fixed plate, a movable opening is provided on the side of the bottom of the rotating plate near the movable plate, a support frame is fixedly connected to the bottom of the rotating plate, a second electric push rod is rotatably connected to the top of the support frame, a piston rod of the second electric push rod is rotatably connected to the bottom of the movable plate, and the second electric push rod passes through the movable opening.

[0006] As a further improvement to the above solution, one end of one of the mounting plates is fixedly connected to a mounting box, one side outer wall of the mounting box is fixedly connected to a second motor, the inner walls at both ends of the mounting box are rotatably connected to a connecting shaft, the outer wall of the connecting shaft is fixedly connected to a worm gear, and the inner walls on both sides of the mounting box are rotatably connected to the same worm, and the worm is driven by the second motor.

[0007] As a further improvement to the above solution, one end of the connecting shaft is fixedly arranged to the middle of one end of the rotating plate, and the middle of the other end of the rotating plate is rotatably connected to the mounting plate.

[0008] As a further improvement to the above scheme, the horizontal moving mechanism includes a mounting shell fixedly connected to the top of the workbench, a first motor is fixedly connected to an outer wall of one side of the mounting shell, and the inner walls on both sides of the mounting shell are rotatably connected to the same threaded screw, the threaded screw is driven by the first motor, and a moving block is provided on the outer wall of the threaded screw through threaded sliding, a moving opening is opened on the top of the mounting shell, and a support plate is fixedly provided on the top of the moving block.

[0009] As a further improvement to the above scheme, the vertical moving mechanism includes a mounting seat fixedly connected to the top of the support plate, a mounting groove is opened at one end of the mounting seat, the top inner wall and the bottom inner wall of the mounting groove are fixedly connected to the same electric slide rail, the outer wall of the electric slide rail is slidably provided with an electric slider, and the first electric push rod is fixedly connected to the electric slider.

[0010] As a further improvement to the above solution, the fixed plate is provided with connecting openings at both ends of one side close to the movable plate, and the inner walls of the two connecting openings are rotatably connected to connecting plates, and the connecting plates are fixedly connected to the movable plate.

[0011] As a further improvement to the above solution, the clamping mechanism includes a mounting frame, a threaded hole is opened on the top of the mounting frame, a threaded rod is connected to the inner wall of the threaded hole through a thread, and the bottom end of the threaded rod is rotatably connected to the clamping plate.

[0012] As a further improvement to the above solution, the bottom of the workbench is fixedly connected to a supporting cabinet, a control panel is fixedly provided on one outer wall of the supporting cabinet, the top of the workbench is fixedly connected to a supporting rod, one side of the support rod is fixedly connected to a first display screen, and a second display screen is fixedly provided on the top of the first display screen.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] The utility model provides a clamping mechanism on the top of the fixed plate and the movable plate, and a movable opening is opened on the side of the bottom of the rotating plate close to the movable plate. The bottom of the rotating plate is fixedly connected to the support frame, and the top of the support frame is rotatably connected to the second electric push rod. When welding two metal plates at a certain angle, the two metal plates are first placed in the placement grooves of the fixed plate and the movable plate respectively, and then the metal plates are clamped and fixed by the clamping mechanism. At the same time, the welding points of the two metal plates are brought into contact, and the movable plate is driven to move up by the second electric push rod. Due to the rotational connection between the fixed plate and the movable plate, the second electric push rod is rotationally connected to the support frame and the movable plate, thereby driving the movable plate to rotate around the fixed plate, and then adjusting the angle between the two metal plates. There is no need for manual adjustment by the staff, which greatly increases the welding efficiency and reduces the safety hazards during welding.

[0015] The utility model rotates and connects the connecting shaft on the inner walls of both ends of the installation box, and the outer wall of the connecting shaft is fixedly connected to the worm gear. The inner walls of both sides of the installation box are rotated and connected to the same worm, and the worm is driven by a second motor. When the angle between the two metal plates is adjusted, the worm can be driven to rotate by the second motor, and the connecting shaft can be driven to rotate by the worm gear, thereby driving the rotating plate to adjust the angle, so that the laser welding head is located on the bisector of the angle between the two metal plates, thereby improving the welding quality of the two metal plates. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. 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 creative work.

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 It is a three-dimensional structural diagram of the horizontal moving mechanism and the vertical moving mechanism in the utility model;

[0019] Figure 3 It is a schematic diagram of the three-dimensional structure of the fixed plate and the movable plate in the utility model;

[0020] Figure 4 For this utility model Figure 3 Schematic diagram of the enlarged structure at A in the middle;

[0021] Figure 5 It is a schematic diagram of the three-dimensional structure of the worm wheel and worm in the utility model;

[0022] Figure 6 This is a front cross-sectional view of the second electric push rod in the present invention.

[0023] Figure: 1, workbench; 2, support cabinet; 3, control panel; 4, support rod; 5, first display screen; 6, second display screen; 7, horizontal movement mechanism; 701, mounting housing; 702, first motor; 703, screw rod; 704, moving port; 705, moving block; 706, support plate; 8, vertical movement mechanism; 801, mounting base; 802, mounting slot; 803, electric slide rail; 804, electric slide; 9, clamping mechanism; 901, mounting frame ;902, threaded hole; 903, threaded rod; 904, clamping plate; 10, optical fiber light guide hose; 11, mounting plate; 12, laser welding head; 13, first electric push rod; 14, rotating plate; 15, fixed plate; 16, movable plate; 17, placement groove; 18, mounting box; 19, second motor; 20, connecting plate; 21, connecting port; 23, connecting shaft; 24, worm gear; 25, worm; 26, support frame; 27, second electric push rod; 28, movable port. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention. Example 1

[0025] A metal laser welding device, such as Figure 1 、 Figure 3 、 Figure 4 and Figure 6 As shown, it includes a workbench 1, a horizontal moving mechanism 7 is provided on the top of the workbench 1, a vertical moving mechanism 8 is fixedly provided on the top of the horizontal moving mechanism 7, a first electric push rod 13 is fixedly provided at one end of the vertical moving mechanism 8, a laser welding head 12 is fixedly provided at the piston end of the first electric push rod 13, the top of the laser welding head 12 is connected to an optical fiber light guide hose 10 extending to the laser generator by bolts, the top of the workbench 1 is connected to two mutually parallel mounting plates 11 by bolts, a rotating plate 14 is provided between the two mounting plates 11, and the top of the rotating plate 14 A fixed plate 15 is connected by bolts, and a movable plate 16 is rotatably provided on one side of the fixed plate 15. A placement groove 17 is provided on the top of the fixed plate 15 and the movable plate 16. A clamping mechanism 9 is provided on the top of the fixed plate 15 and the movable plate 16. A movable opening 28 is provided on the side of the bottom of the rotating plate 14 close to the movable plate 16. The bottom of the rotating plate 14 is connected to a support frame 26 by bolts, and the top of the support frame 26 is rotatably connected to a second electric push rod 27. The piston rod of the second electric push rod 27 is rotatably connected to the bottom of the movable plate 16, and the second electric push rod 27 passes through the movable opening 28.

[0026] like Figure 2 and Figure 3As shown, the horizontal moving mechanism 7 includes a mounting shell 701 connected to the top of the workbench 1 by bolts, and the outer wall of one side of the mounting shell 701 is connected to the first motor 702 by bolts, and the inner walls on both sides of the mounting shell 701 are rotatably connected to the same threaded screw 703, and the threaded screw 703 is driven by the first motor 702. The outer wall of the threaded screw 703 is provided with a moving block 705 through threaded sliding, and a moving opening 704 is opened on the top of the mounting shell 701. A support plate 706 is fixedly provided on the top of the moving block 705, and a connecting block is connected between the support plate 706 and the moving block 705. The connecting block is adapted to the moving opening 704, and the threaded screw 703 is driven to rotate by the first motor 702, and then the moving block 705 is driven to move on the threaded screw 703 to complete the movement in the horizontal direction; the vertical moving mechanism 8 includes a screw The bolt is connected to the mounting base 801 at the top of the support plate 706, and a mounting groove 802 is provided at one end of the mounting base 801. The top inner wall and the bottom inner wall of the mounting groove 802 are connected to the same electric slide rail 803 by bolts, and the outer wall of the electric slide rail 803 is slidably provided with an electric slider 804. The first electric push rod 13 and the electric slider 804 are connected by bolts. The first electric push rod 13 can be driven to move in the vertical direction through the electric slide rail 803 and the electric slider 804; the clamping mechanism 9 includes a mounting frame 901, and a threaded hole 902 is provided at the top of the mounting frame 901. The inner wall of the threaded hole 902 is threadedly connected to a threaded rod 903, and the bottom end of the threaded rod 903 is rotatably connected to a clamping plate 904. By rotating the threaded rod 903, the clamping plate 904 is driven downward in cooperation with the threaded rod 903 to clamp and fix the metal plate.

[0027] like Figure 4 As shown, the fixed plate 15 is provided with connecting openings 21 at both ends of one side close to the movable plate 16, and the inner walls of the two connecting openings 21 are rotatably connected to the connecting plates 20. The connecting plates 20 and the movable plate 16 are connected by bolts. Through the connecting openings 21 and the connecting plates 20, the movable plate 16 can be rotated around the fixed plate 15.

[0028] like Figure 1 As shown, the bottom of the workbench 1 is connected to the supporting cabinet 2 by bolts, a control panel 3 is fixedly provided on the outer wall of one side of the supporting cabinet 2, the top of the workbench 1 is connected to the supporting rod 4 by bolts, one side of the supporting rod 4 is connected to the first display screen 5 by bolts, a second display screen 6 is fixedly provided on the top of the first display screen 5, and a laser generator is installed in the supporting cabinet 2.

[0029] Example 1 When welding two metal plates at a certain angle, first place the two metal plates in the placement grooves 17 of the fixed plate 15 and the movable plate 16 respectively, then rotate the threaded rod 903, cooperate with the threaded hole 902 to drive the clamping plate 904 to move down, clamp and fix the metal plates, and at the same time, make the welding points of the two metal plates contact, and drive the movable plate 16 to move up by the second electric push rod 27. Due to the rotational connection between the fixed plate 15 and the movable plate 16, and the rotational connection between the second electric push rod 27, the support frame 26 and the movable plate 16, the movable plate 16 is driven to rotate around the fixed plate 15, thereby adjusting the angle between the two metal plates. There is no need for manual adjustment by the staff, which greatly increases the welding efficiency and reduces the safety hazards during welding. After the adjustment is completed, the position of the laser welding head 12 is adjusted by the horizontal moving mechanism 7 and the vertical moving mechanism 8 to weld the metal plates. Example 2

[0030] Example 2 is based on Example 1, as Figure 3 and Figure 5 As shown, one end of one of the mounting plates 11 is connected to the mounting box 18 by bolts, and the outer wall of one side of the mounting box 18 is connected to the second motor 19 by bolts. The inner walls at both ends of the mounting box 18 are rotatably connected to the connecting shaft 23, and the outer wall of the connecting shaft 23 is connected to the worm gear 24 by bolts. The inner walls on both sides of the mounting box 18 are rotatably connected to the same worm 25, and the worm 25 is driven by the second motor 19. The connecting shaft 23 can be driven to rotate through the worm gear 24 and the worm 25. The deceleration effect of the worm gear 24 and the worm 25 can increase the accuracy during angle adjustment; one end of the connecting shaft 23 is fixed to the middle part of one end of the rotating plate 14, and the middle part of the other end of the rotating plate 14 is rotatably connected to the mounting plate 11.

[0031] In Example 2, after the angle adjustment between the two metal plates is completed, the worm 25 can be driven to rotate by the second motor 19, and the connecting shaft 23 can be driven to rotate by the worm gear 24, thereby driving the rotating plate 14 to adjust the angle, so that the laser welding head 12 is located on the bisector of the angle between the two metal plates, thereby improving the welding quality of the two metal plates.

[0032] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A metal laser welding device, comprising a workbench (1), wherein a horizontal moving mechanism (7) is provided on the top of the workbench (1), a vertical moving mechanism (8) is fixedly provided on the top of the horizontal moving mechanism (7), and a first electric push rod (13) is fixedly provided at one end of the vertical moving mechanism (8), characterized in that: A laser welding head (12) is fixedly provided at the piston end of the first electric push rod (13), and a fiber optic light guide hose (10) extending to the laser generator is fixedly connected to the top of the laser welding head (12). Two mutually parallel mounting plates (11) are fixedly connected to the top of the workbench (1), a rotating plate (14) is provided between the two mounting plates (11), a fixed plate (15) is fixedly connected to the top of the rotating plate (14), and a movable plate (16) is rotatably provided on one side of the fixed plate (15), and the fixed plate (15) and the movable plate (16) are connected to each other. ) are provided with a placement groove (17) at the top, the fixed plate (15) and the movable plate (16) are both provided with a clamping mechanism (9), a movable opening (28) is provided on the side of the bottom of the rotating plate (14) close to the movable plate (16), the bottom of the rotating plate (14) is fixedly connected to a support frame (26), the top of the support frame (26) is rotatably connected to a second electric push rod (27), the piston rod of the second electric push rod (27) is rotatably connected to the bottom of the movable plate (16), and the second electric push rod (27) passes through the movable opening (28).

2. The metal laser welding equipment according to claim 1, characterized in that: One end of one of the mounting plates (11) is fixedly connected to a mounting box (18), an outer wall of one side of the mounting box (18) is fixedly connected to a second motor (19), inner walls at both ends of the mounting box (18) are rotatably connected to a connecting shaft (23), an outer wall of the connecting shaft (23) is fixedly connected to a worm gear (24), and inner walls on both sides of the mounting box (18) are rotatably connected to a same worm (25), and the worm (25) is driven by the second motor (19).

3. The metal laser welding equipment according to claim 2, characterized in that: One end of the connecting shaft (23) is fixedly arranged with the middle portion of one end of the rotating plate (14), and the middle portion of the other end of the rotating plate (14) is rotatably connected with the mounting plate (11).

4. The metal laser welding equipment according to claim 1, characterized in that: The horizontal moving mechanism (7) comprises a mounting shell (701) fixedly connected to the top of the workbench (1), a first motor (702) being fixedly connected to an outer wall of one side of the mounting shell (701), a same threaded screw (703) being rotatably connected to the inner walls of both sides of the mounting shell (701), the threaded screw (703) being driven by the first motor (702), a moving block (705) being provided on the outer wall of the threaded screw (703) through threaded sliding, a moving opening (704) being opened at the top of the mounting shell (701), and a support plate (706) being fixedly provided at the top of the moving block (705).

5. The metal laser welding equipment according to claim 4, characterized in that: The vertical movement mechanism (8) includes a mounting seat (801) fixedly connected to the top of the support plate (706), a mounting groove (802) is formed at one end of the mounting seat (801), the top inner wall and the bottom inner wall of the mounting groove (802) are fixedly connected to the same electric slide rail (803), the outer wall of the electric slide rail (803) is slidably provided with an electric slider (804), and the first electric push rod (13) is fixedly connected to the electric slider (804).

6. The metal laser welding equipment according to claim 1, characterized in that: The fixed plate (15) is provided with connecting openings (21) at both ends of one side close to the movable plate (16), and the inner walls of the two connecting openings (21) are rotatably connected to connecting plates (20), and the connecting plates (20) are fixedly connected to the movable plate (16).

7. The metal laser welding equipment according to claim 1, characterized in that: The clamping mechanism (9) comprises a mounting frame (901), a threaded hole (902) is formed on the top of the mounting frame (901), a threaded rod (903) is connected to the inner wall of the threaded hole (902) via a thread, and the bottom end of the threaded rod (903) is rotatably connected to a clamping plate (904).

8. The metal laser welding equipment according to claim 1, characterized in that: The bottom of the workbench (1) is fixedly connected to a support cabinet (2), a control panel (3) is fixedly provided on one side outer wall of the support cabinet (2), the top of the workbench (1) is fixedly connected to a support rod (4), one side of the support rod (4) is fixedly connected to a first display screen (5), and a second display screen (6) is fixedly provided on the top of the first display screen (5).

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