Intelligent laser welding correction mechanism

Abstract

The utility model discloses an intelligent mechanism for laser welding correction, which relates to the technical field of laser welding, and comprises a lens barrel and a light outlet arranged at the bottom of the lens barrel, the upper end cover of the lens barrel is provided with a barrel cover, the bottom of the barrel cover is fixedly provided with a connecting pipe through a telescopic rod, the connecting pipe is inserted into the lens barrel, and two ends in the connecting pipe are respectively provided with a first lens and a second lens. Two symmetrically-arranged clamping bolts penetrate through the lower end of the outer side of the connecting pipe in a threaded mode, the two clamping bolts are in contact fit with the outer wall of the first lens, a motor is fixedly arranged on the outer wall of the connecting pipe, a lead screw is fixedly arranged at the output end of the motor, and the rod wall of the lead screw is sleeved with a sliding block in a threaded mode. According to the lens barrel, the barrel cover, the telescopic rod, the connecting pipe, the motor, the screw rod, the sliding block, the connecting barrel, the first lens, the second lens and the positioning mechanism provided by the utility model, the first lens and the second lens can be quickly replaced, and meanwhile, the distance between the first lens and the second lens can be corrected and adjusted, so that a proper focus point can be obtained.

Description

Technical Field

[0001] The utility model relates to the technical field of laser welding, in particular to an intelligent laser welding correction mechanism. Background Art

[0002] Laser welding is a type of fusion welding that uses a laser beam as energy to impact the joint of the weld to achieve the welding purpose. It is equipped with multiple lenses inside to reflect the laser.

[0003] After searching, the patent number CN116727856A discloses an intelligent laser welding head. The device drives the micro-screw to rotate through the output end of the first motor, and the micro-screw drives the screw sleeve to move up and down, and finally drives the second lens to rise and fall in the main body. After the height of the second lens is adjusted, the focal point of the welding ray changes, and then the focal point can be adjusted according to the position of the welding seam.

[0004] During the laser welding process, the reflectivity of the lens will affect the energy distribution and focusing effect of the laser, thereby affecting the welding quality. Therefore, the lens needs to be replaced according to the welding requirements. However, the internal lenses of the above-mentioned devices are all set inside the lens barrel, and the lenses cannot be replaced quickly and conveniently. Utility Model Content

[0005] In view of the above-mentioned problems existing in the existing intelligent mechanism for laser welding correction, the present utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide an intelligent mechanism for laser welding correction, which solves the problem that lenses with different reflectivities cannot be quickly replaced according to welding requirements during the welding process.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] The laser welding correction intelligent mechanism comprises a lens barrel and a light outlet arranged at the bottom of the lens barrel, the upper end cover of the lens barrel is provided with a barrel cover, the bottom of the barrel cover is fixed with a connecting tube through a telescopic rod, the connecting tube is inserted into the lens barrel, and the first lens and the second lens are respectively arranged at both ends of the inside, and two symmetrically arranged clamping bolts are threadedly penetrated at the lower end of the outer side of the connecting tube, and the two clamping bolts are both in contact with and matched with the outer wall of the first lens;

[0009] A motor is fixedly provided on the outer wall of the connecting tube, a lead screw is fixedly provided on the output end of the motor, a slider is threadedly sleeved on the rod wall of the lead screw, an end of the slider passes through the connecting tube and is fixedly provided with a connecting tube, and a positioning mechanism is provided between the second lens and the inner wall of the connecting tube.

[0010] Preferably, the positioning mechanism includes two symmetrically arranged positioning plates, both of which are fixedly connected to the upper end of the inner wall of the connecting tube and are in contact with the second lens. Through holes are provided at the upper ends of both sides of the connecting tube, and a vertical rod is rotatably provided at the bottom of the inner wall of the through hole. The upper end of the vertical rod passes through the connecting tube and extends to the outside. A cover plate is fixedly sleeved on the rod wall of the vertical rod, and the cover plate is located in the through hole and covers the outer side of the second lens. A torsion spring is sleeved on the upper end of the vertical rod, and both ends of the torsion spring are respectively fixedly connected to the vertical rod and the connecting tube.

[0011] Preferably, a swivel is fixedly provided on the top of the vertical rod, and a mounting groove for fitting a clamping bolt is provided at the lower end of the outer wall of the connecting pipe.

[0012] Preferably, a thread groove is provided at the top of the connecting pipe, a screw is rotatably penetrated inside the cylinder cover, a threaded end of the screw is threadedly arranged in the thread groove, and a rotating block is fixedly provided at the top of the screw.

[0013] Furthermore, a strip-shaped hole is provided at the upper end of the side wall of the connecting pipe to cooperate with the sliding block.

[0014] Preferably, the barrel cover is threadedly connected to the outer upper end of the lens barrel.

[0015] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0016] 1. The utility model can quickly replace the first lens and the second lens through the lens barrel, barrel cover, telescopic rod, connecting tube, motor, screw rod, slider, connecting barrel, first lens and second lens and positioning mechanism, and can correct and adjust the distance between the first lens and the second lens to obtain a suitable focusing point.

[0017] 2. The utility model can stably connect or separate the connecting tube from the lens barrel through the lens barrel, the barrel cover, the screw rod, the telescopic rod and the connecting barrel, so as to facilitate the rapid replacement of the first lens and the second lens. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 For the utility model Figure 1A magnified schematic diagram of part A;

[0021] Figure 3 It is a three-dimensional structural schematic diagram of the connecting tube of the utility model.

[0022] Description of reference numerals:

[0023] 1. Lens barrel; 2. Light outlet; 3. Barrel cover; 4. Telescopic rod; 5. Connecting tube; 6. First lens; 7. Second lens; 8. Clamping bolt; 9. Motor; 10. Screw; 11. Slider; 12. Connecting barrel; 13. Positioning plate; 14. Through hole; 15. Vertical rod; 16. Cover plate; 17. Torsion spring; 18. Swivel; 19. Screw; 20. Rotating block. DETAILED DESCRIPTION

[0024] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0025] The utility model embodiment discloses a laser welding correction intelligent mechanism.

[0026] The utility model provides Figure 1-3 The laser welding correction intelligent mechanism shown comprises a lens barrel 1 and a light outlet 2 arranged at the bottom of the lens barrel 1, the upper end cover of the lens barrel 1 is provided with a barrel cover 3, the barrel cover 3 is threadedly connected to the upper end of the outer side of the lens barrel 1, a connecting tube 5 is fixedly provided at the bottom of the barrel cover 3 through a telescopic rod 4, the connecting tube 5 is inserted into the lens barrel 1, and a first lens 6 and a second lens 7 are respectively arranged at both ends of the inner part, two symmetrically arranged clamping bolts 8 are threadedly penetrated at the lower end of the outer side of the connecting tube 5, the two clamping bolts 8 are both in contact with the outer wall of the first lens 6, and a mounting groove for the clamping bolts 8 is provided at the lower end of the outer wall of the connecting tube 5;

[0027] A motor 9 is fixedly provided on the outer wall of the connecting tube 5, a screw rod 10 is fixedly provided on the output end of the motor 9, a slider 11 is threadedly sleeved on the rod wall of the screw rod 10, the end of the slider 11 passes through the connecting tube 5 and is fixedly provided with a connecting tube 12, and a strip hole is opened on the upper end of the side wall of the connecting tube 5 to cooperate with the sliding of the slider 11.

[0028] Before laser welding, the first lens 6 and the second lens 7 can be placed in the connecting tube 5 and the connecting cylinder 12, and the motor 9 and the screw rod 10 are driven to make the slider 11 drive the connecting cylinder 12 and the second lens 7 to be longitudinally adjusted, so that the distance between the first lens 6 and the second lens 7 is adjusted to facilitate obtaining a suitable focusing point. When the material to be welded or the welding requirements change, the tube cover 3 can be separated from the lens barrel 1 to make the connecting tube 5 pulled out from the inside of the lens barrel 1, and then the clamping bolt 8 can be removed, the first lens 6 can be replaced, and the second lens 7 can be pulled out from the inside of the connecting cylinder 12, and the two lenses with different emissivity can be replaced and installed, thereby improving the welding effect and the convenience of welding device correction.

[0029] In order to be able to quickly change and adjust the second lens 7, Figure 2-3 As shown, a positioning mechanism is provided between the second lens 7 and the inner wall of the connecting tube 12, and the positioning mechanism includes two symmetrically arranged positioning plates 13, the two positioning plates 13 are fixedly connected to the upper end of the inner wall of the connecting tube 12, and are in contact with the second lens 7, through holes 14 are provided on the upper ends of both sides of the connecting tube 12, and a vertical rod 15 is rotatably provided at the bottom of the inner wall of the through hole 14, and the upper end of the vertical rod 15 passes through the connecting tube 12 and extends to the outside, and a cover plate 16 is fixedly sleeved on the rod wall of the vertical rod 15, and the cover plate 16 is located in the through hole and covers the outer side of the second lens 7, and a torsion spring 17 is sleeved on the upper end of the vertical rod 15, and the two ends of the torsion spring 17 are respectively fixedly connected to the vertical rod 15 and the connecting tube 12, and a swivel 18 is fixedly provided on the top of the vertical rod 15.

[0030] When the connecting tube 12 is pulled out from the lens barrel 1, the two rotating rings 18 can be rotated at the same time, so that the rotating ring 18 drives the vertical rod 15 to rotate, so that the vertical rod 15 drives the cover plate 16 to rotate out of the through hole 14 and twists the torsion spring 17. Then the second lens 7 is pulled out of the connecting tube 12 and replaced. The installation position of the replaced second lens 7 is determined by the positioning plate 13, and the rotating ring 18 is loosened. Under the torsion force of the torsion spring 17, the cover plate 16 is rotated to the outside of the second lens 7, and the use position of the second lens 7 is fixed.

[0031] In order to stably disassemble and assemble the first lens 6 and the second lens 7, Figure 1 As shown, a thread groove is provided at the top of the connecting pipe 5, a screw rod 19 is rotatably penetrated inside the cylinder cover 3, a threaded end of the screw rod 19 is threaded in the thread groove, and a rotating block 20 is fixedly provided at the top of the screw rod 19.

[0032] The threaded connection between the barrel cover 3 and the lens barrel 1 can take the connecting tube 5 out of the lens barrel 1 through the telescopic rod 4, and the rotating block 20 drives the screw 19 to rotate. Under the connection limit of the telescopic rod 4, the distance between the barrel cover 3 and the connecting tube 5 can be adjusted, so that the connecting barrel 12 can be taken out of the connecting tube 5, and there is a large space for disassembly and assembly of the second lens 7, thereby improving the use effect of the welding device.

[0033] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A laser welding correction intelligent mechanism, comprising a lens barrel (1) and a light outlet (2) arranged at the bottom of the lens barrel (1), characterized in that: The upper end cover of the lens barrel (1) is provided with a barrel cover (3), the bottom of the barrel cover (3) is fixedly provided with a connecting tube (5) through a telescopic rod (4), the connecting tube (5) is inserted into the lens barrel (1), and a first lens (6) and a second lens (7) are respectively provided at two ends thereof, and two symmetrically arranged clamping bolts (8) are threadedly penetrated at the lower end of the outer side of the connecting tube (5), and the two clamping bolts (8) are both in contact with and matched with the outer wall of the first lens (6); A motor (9) is fixedly provided on the outer wall of the connecting tube (5), a screw rod (10) is fixedly provided on the output end of the motor (9), a slider (11) is threadedly sleeved on the rod wall of the screw rod (10), an end of the slider (11) passes through the connecting tube (5) and is fixedly provided with a connecting tube (12), and a positioning mechanism is provided between the second lens (7) and the inner wall of the connecting tube (12).

2. The laser welding correction intelligent mechanism according to claim 1 is characterized in that: The positioning mechanism comprises two symmetrically arranged positioning plates (13), both of which are fixedly connected to the upper end of the inner wall of the connecting tube (12) and contact and cooperate with the second lens (7). Through holes (14) are provided at the upper ends of both sides of the connecting tube (12), and a vertical rod (15) is rotatably provided at the bottom of the inner wall of the through hole (14). The upper end of the vertical rod (15) passes through the connecting tube (12) and extends to the outside. A cover plate (16) is fixedly sleeved on the rod wall of the vertical rod (15), and the cover plate (16) is located in the through hole and covers the outer side of the second lens (7). A torsion spring (17) is sleeved on the upper end of the vertical rod (15), and the two ends of the torsion spring (17) are respectively fixedly connected to the vertical rod (15) and the connecting tube (12).

3. The laser welding correction intelligent mechanism according to claim 2 is characterized in that: A swivel (18) is fixedly provided on the top of the vertical rod (15), and a mounting groove for fitting a clamping bolt (8) is provided at the lower end of the outer wall of the connecting pipe (5).

4. The laser welding correction intelligent mechanism according to claim 1 is characterized in that: A thread groove is formed at the top of the connecting pipe (5), a screw rod (19) is rotatably penetrated inside the cylinder cover (3), a threaded end of the screw rod (19) is threadedly arranged in the thread groove, and a rotating block (20) is fixedly provided at the top of the screw rod (19).

5. The laser welding correction intelligent mechanism according to claim 1 is characterized in that: The upper end of the side wall of the connecting pipe (5) is provided with a strip-shaped hole for cooperating with the sliding block (11) to slide.

6. The laser welding correction intelligent mechanism according to claim 1 is characterized in that: The barrel cover (3) is threadedly connected to the outer upper end of the lens barrel (1).

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