Adjustable double-light-spot laser welding head

Abstract

The utility model discloses an adjustable double-light-spot laser welding head, which belongs to the technical field of welding heads and comprises a laser welding head main body, an adjusting mirror seat component is arranged at one end above the laser welding head main body, and an air curtain component is arranged at the other end above the laser welding head main body. An adjusting assembly is arranged at one end below the laser welding head body, an imaging mechanism is arranged at the other end below the laser welding head body, a welding head body is arranged below the adjusting assembly, an adsorption assembly is arranged on one side of the welding head body, a mounting plate is arranged on one side of the laser welding head body, and a clamping assembly is arranged on one side of the mounting plate. The adsorption box, the exhaust fan, the conveying pipe, the air collecting cover, the supporting frame, the containing frame, the filter net, the adsorption net and the sealing plug cover are arranged, harmful gas generated during welding can be conveniently adsorbed, and the device can be conveniently installed and fixed by arranging the clamping assembly.

Description

Technical Field

[0001] The utility model belongs to the technical field of welding heads, and in particular relates to an adjustable double-spot laser welding head. Background Art

[0002] As a high-quality, high-precision, low-deformation, and high-efficiency welding method, laser welding has the advantages of high energy density, freedom from tradition, high precision, and strong adaptability. On the one hand, the laser output power is stable and the volume is shrinking. On the other hand, the efficiency of the laser is constantly improving, it is almost maintenance-free, and the beam quality is getting better and better. It is widely used in metal welding such as stainless steel, aluminum alloy, and copper; non-metal cladding such as plastics; circuit board, aluminum wire welding and other fields.

[0003] Chinese patent application No. 202321871244.8 discloses an adjustable dual-spot laser welding head. The utility model includes a main body, a mounting plate is fixedly installed on the main body, mounting holes are evenly arranged on the mounting plate, an adjustment lens seat is fixedly installed on one side of the main body, an air curtain assembly is fixedly installed on one end of the main body, an imaging mechanism is fixedly installed on the main body, a guide tube is fixedly installed on the main body, a welding head is screwed and connected to the guide tube, and an adjustment assembly is fixedly arranged on the welding head. The utility model is convenient for the infusion of protective gas used for laser by fixing an air curtain assembly on the main body, and an imaging mechanism and an adjustment assembly are fixedly installed on the main body, so that the spot can be adjusted by using two adjustment knobs, and the operation is simpler.

[0004] The above-mentioned patent disclosed, 1. Harmful gases will be generated during welding, and the device is not convenient to adsorb and treat the generated harmful gases; 2. When in use, the device is installed by matching the mounting plate and the mounting hole, but when in use, the installation of the device is not convenient enough and the convenience is not high enough. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides an adjustable double-spot laser welding head, which is convenient for adsorbing and treating the generated harmful gases and can conveniently install and fix the device.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an adjustable dual-spot laser welding head, comprising a laser welding head body, an adjustable mirror seat assembly is arranged at one end above the laser welding head body, an air curtain assembly is arranged at the other end above the laser welding head body, an adjustment assembly is arranged at one end below the laser welding head body, an imaging mechanism is arranged at the other end below the laser welding head body, a welding head body is arranged below the adjustment assembly, an adsorption assembly is arranged on one side of the welding head body, a mounting plate is arranged on one side of the laser welding head body, and a clamping assembly is arranged on one side of the mounting plate.

[0007] Preferably, the adsorption assembly includes an adsorption box, an exhaust fan, a delivery pipe, an air collecting hood, a support frame, a placement rack, a filter screen, an adsorption net and a sealing plug cover, wherein an adsorption box is provided on one side of the mounting plate through a connecting block, an exhaust fan is provided above the adsorption box, a delivery pipe is provided below the adsorption box, an air collecting hood is provided at one end of the delivery pipe, a support frame is provided inside the adsorption box, a placement rack is provided above the support frame, a filter screen is provided inside the placement rack, an adsorption net is provided above the filter screen, and a sealing plug cover is provided on one side of the placement rack.

[0008] Preferably, a clamping seat is arranged above the sealing plug cover, a clamping rod is arranged inside the clamping seat, a clamping block is arranged at one end of the clamping seat, a clamping slide is arranged on one side of the clamping seat, and a clamping spring is arranged above the clamping slide.

[0009] Preferably, a guide sliding opening is provided at one end of the clamping block, and a clamping hole matching the clamping block is provided above the sealing plug cover.

[0010] Preferably, the clamping assembly includes a bidirectional threaded screw, a turning handle, a square slider, a clamping plate, a fastening plate and a fastening screw, wherein a bidirectional threaded screw is arranged inside the mounting plate, a turning handle is arranged at one end of the bidirectional threaded screw, the surface of the bidirectional threaded screw is symmetrical and threadedly connected with a square slider, a clamping plate is arranged at one end of the square slider, the fastening plate is abutted at the turning rod of the turning handle, and a fastening screw is arranged at one end of the fastening plate.

[0011] Preferably, a fastening pad is provided on one side of the clamping plate, and a support rod is provided around the surface of the turning handle.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model realizes the effect of facilitating the adsorption treatment of the generated harmful gases by arranging an adsorption component. An adsorption box, an exhaust fan, a conveying pipe, an air collecting hood, a support frame, a placement frame, a filter screen, an adsorption screen and a sealing plug cover are arranged to facilitate the adsorption treatment of the harmful gases generated during welding. A clamping seat, a clamping rod, a clamping block, a clamping slide block and a clamping spring are arranged to enable the sealing plug cover to be quickly opened and closed, so that the placement frame can be taken out through the sealing plug cover, and the filter screen and the adsorption screen can be cleaned or replaced.

[0014] 2. The utility model realizes the effect of convenient installation and fixation of the device by setting a clamping component. A bidirectional threaded screw, a turning handle, a square slider, a clamping plate, a fastening plate and a fastening screw are provided, so that the device can be conveniently clamped and fixed at the installation position for use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure of the utility model cut from the front view;

[0017] Figure 3 It is a schematic diagram of the structure of the utility model cut from the side;

[0018] Figure 4 This is a schematic diagram of the structure of the adsorption component of the utility model;

[0019] Figure 5 This is a schematic diagram of the structure of the adsorption component of the utility model, which is enlarged at point A;

[0020] Figure 6 It is a structural schematic diagram of the clamping assembly of the utility model.

[0021] In the figure: 1. Laser welding head body; 2. Adjustment mirror seat assembly; 3. Air curtain assembly; 4. Adjustment assembly; 5. Welding head body; 6. Adsorption assembly; 61. Adsorption box; 62. Exhaust fan; 63. Delivery pipe; 64. Wind collecting hood; 65. Support frame; 66. Placement frame; 67. Filter screen; 68. Adsorption screen; 69. Sealing plug cover; 691. Clamping seat; 692. Clamping rod; 693. Clamping block; 694. Clamping slider; 695. Clamping spring; 7. Imaging mechanism; 8. Mounting plate; 9. Clamping assembly; 91. Bidirectional threaded screw; 92. Turning handle; 93. Square slider; 94. Clamping plate; 95. Fastening plate; 96. Fastening screw. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Example 1

[0024] See also Figure 1-6 The utility model provides the following technical solutions: an adjustable dual-spot laser welding head, comprising a laser welding head body 1, an adjustable mirror seat assembly 2 is arranged at one end above the laser welding head body 1, an air curtain assembly 3 is arranged at the other end above the laser welding head body 1, an adjustment assembly 4 is arranged at one end below the laser welding head body 1, an imaging mechanism 7 is arranged at the other end below the laser welding head body 1, a welding head body 5 is arranged below the adjustment assembly 4, an adsorption assembly 6 is arranged on one side of the welding head body 5, a mounting plate 8 is arranged on one side of the laser welding head body 1, and a clamping assembly 9 is arranged on one side of the mounting plate 8.

[0025] Specifically, the adsorption assembly 6 includes an adsorption box 61, an exhaust fan 62, a delivery pipe 63, an air collecting hood 64, a support frame 65, a placement rack 66, a filter screen 67, an adsorption screen 68 and a sealing plug cover 69, wherein an adsorption box 61 is provided on one side of the mounting plate 8 through a connecting block, an exhaust fan 62 is provided above the adsorption box 61, a delivery pipe 63 is provided below the adsorption box 61, an air collecting hood 64 is provided at one end of the delivery pipe 63, a support frame 65 is provided inside the adsorption box 61, a placement rack 66 is provided above the support frame 65, a filter screen 67 is provided inside the placement rack 66, an adsorption screen 68 is provided above the filter screen 67, and a sealing plug cover 69 is provided on one side of the placement rack 66.

[0026] By adopting the above technical solution, the exhaust fan 62 is started, and the harmful gas is sucked into the adsorption box 61 through the delivery pipe 63 and the wind collecting hood 64, filtered through the filter screen 67 and the adsorption screen 68 respectively, and then discharged. When the device is in use, it is convenient to adsorb and treat the harmful gas generated during welding, thereby improving the practicality of use.

[0027] Specifically, a clamping seat 691 is arranged above the sealing plug cover 69, a clamping rod 692 is arranged inside the clamping seat 691, a clamping block 693 is arranged at one end of the clamping seat 691, a clamping slider 694 is arranged on one side of the clamping seat 691, and a clamping spring 695 is arranged above the clamping slider 694.

[0028] By adopting the above technical solution, when the filter screen 67 and the adsorption screen 68 need to be cleaned or replaced, pull the clamping rod 692, and the clamping rod 692 drives the clamping slider 694 to move upward to compress the clamping spring 695, so that the clamping block 693 is disengaged from the clamping hole, and then the placement rack 66 can be pulled to move through the sealing plug cover 69, so that the placement rack 66 can be moved out of the adsorption box 61, so that the filter screen 67 and the adsorption screen 68 can be taken out for cleaning or replacement.

[0029] Specifically, a guide slide is provided at one end of the clamping block 693 , and a clamping hole matching the clamping block 693 is provided above the sealing plug cover 69 .

[0030] By adopting the above technical solution, the setting of the guide slide makes it easy for the sealing plug cover 69 to abut against the clamping block 693 when it is installed, and can drive the clamping block 693 to move upward. The clamping hole facilitates the insertion of the clamping block 693 to fix the sealing plug cover 69.

[0031] When this embodiment is in use: start the exhaust fan 62, and suck the harmful gas into the adsorption box 61 through the delivery pipe 63 and the wind collecting hood 64, and filter it through the filter screen 67 and the adsorption screen 68 respectively, and then discharge it; when the filter screen 67 and the adsorption screen 68 need to be cleaned or replaced, pull the clamping rod 692, and the clamping rod 692 drives the clamping slider 694 to move up and compress the clamping spring 695, so that the clamping block 693 disengages from the clamping hole, and then the placement rack 66 can be pulled to move through the sealing plug cover 69, so that the placement rack 66 is moved out of the adsorption box 61, so that the filter screen 67 and the adsorption screen 68 can be taken out for cleaning or replacement, so that when the device is in use, it is convenient to adsorb the harmful gas generated during welding, thereby improving the practicality of use.

[0032] Example 2

[0033] The present embodiment is different from the embodiment 1 in that: specifically, the clamping assembly 9 includes a bidirectional threaded screw 91, a turning handle 92, a square slider 93, a clamping plate 94, a fastening plate 95 and a fastening screw 96, wherein the bidirectional threaded screw 91 is arranged inside the mounting plate 8, the turning handle 92 is arranged at one end of the bidirectional threaded screw 91, the surface of the bidirectional threaded screw 91 is symmetrical and is threadedly connected with the square slider 93, the clamping plate 94 is arranged at one end of the square slider 93, the fastening plate 95 is abutted at the turning rod of the turning handle 92, and the fastening screw 96 is arranged at one end of the fastening plate 95.

[0034] By adopting the above technical solution, the turning handle 92 is rotated, and the turning handle 92 drives the bidirectional threaded screw 91 to rotate, and the bidirectional threaded screw 91 drives the square slider 93 to move, and the square slider 93 drives the clamping plate 94 to move, and the mounting plate 8 is clamped in the use position. After the clamping is completed, the fastening screw 96 is rotated, and the fastening screw 96 drives the fastening plate 95 to move, and the turning rod of the turning handle 92 is tightened to prevent it from rotating, so that when the device is in use, the device can be conveniently clamped and fixed in the installation position for use, thereby improving the convenience of use.

[0035] Specifically, a fastening pad is disposed on one side of the clamping plate 94 , and a support rod is disposed around the surface of the turning handle 92 .

[0036] By adopting the above technical solution, the fastening pad can achieve a good clamping effect, and the arrangement of the support rod can make it convenient to rotate the handle 92.

[0037] When the present embodiment is in use: the turning handle 92 is turned, and the turning handle 92 drives the bidirectional threaded screw 91 to rotate, and the turning of the bidirectional threaded screw 91 drives the square slider 93 to move, and the square slider 93 thereby drives the clamping plate 94 to move, and clamps the mounting plate 8 in the position for use. After the clamping is completed, the fastening screw 96 is turned, and the fastening screw 96 drives the fastening plate 95 to move, and fastens the turning rod of the turning handle 92 to prevent it from rotating, so that when the device is in use, the device can be conveniently clamped and fixed in the position to be installed, thereby improving the convenience of use.

[0038] The exhaust fan 62 in the utility model is an existing disclosed technology, and the selected model is 130FLJ0.

[0039] The structure and use principle of the laser welding head body 1, the adjustment mirror seat assembly 2, the air curtain assembly 3, the adjustment assembly 4, the welding head body 5 and the imaging mechanism 7 in the utility model have been disclosed in an adjustable dual-spot laser welding head disclosed in Chinese patent application No. 202321871244.8. Its working principle is to fix the shielding gas on the connecting head to facilitate the shielding gas to enter the light path, and at the same time, the imaging mechanism 7 and the adjustment mirror seat are fixedly connected to the laser welding head body 1. At this time, the laser diode is turned on so that the laser light source can be irradiated onto the refractor along the light path and refracted onto the reflector at the same time. At the same time, the adjustment seat can be used to adjust the laser. When the laser source is irradiated into the guide tube along the light path, the adjustment assembly 4 is fixedly connected to the guide tube, and the adjustment assembly 4 is provided with a first adjustment knob and a second adjustment knob. In this way, the two adjustment knobs can be used to further adjust the focal length, so that the focal length of the two spots in the welding head body 5 can be adjusted, further meeting the use requirements of various welding.

[0040] Working principle and use process of the utility model: In the utility model, the mounting plate 8 is fixed in a suitable position by the clamping component 9, and then the shielding gas is fixedly connected to the connecting head to facilitate the shielding gas to enter the light path, and the imaging mechanism 7 and the adjustment lens seat component 2 are fixedly connected to the laser welding head body 1. When in use, the focal length can be further adjusted by adjusting the No. 1 adjustment knob and the No. 2 adjustment knob of the adjustment component 4, so that the focal length of the two light spots in the welding head body 5 can be adjusted to further meet the use requirements of various welding. During welding, the harmful gas can be adsorbed by the adsorption component 6. When the adsorption component 6 is in use, the exhaust fan 62 is started, and the harmful gas is sucked into the adsorption box 61 through the delivery pipe 63 and the wind collecting hood 64, and is filtered through the filter 67 and the adsorption net 68 respectively, and then discharged; when the filter 67 and the adsorption net 68 need to be cleaned or replaced, the clamping rod 692 is pulled to clamp. The rod 692 drives the clamping slide block 694 to move up and compress the clamping spring 695, so that the clamping block 693 disengages from the clamping hole, and then the placement rack 66 can be pulled to move through the sealing plug cover 69, so that the placement rack 66 is moved out of the adsorption box 61, so that the filter screen 67 and the adsorption screen 68 can be taken out for cleaning or replacement, so that when the device is in use, it is convenient to adsorb and treat the harmful gases generated during welding, thereby improving the practicality of use. When the clamping assembly 9 is in use, the turning handle 92 is rotated, and the turning handle 92 rotates to drive the two-way threaded screw 91 to rotate, and the two-way threaded screw 91 rotates to drive the square slide block 93 to move, and the square slide block 93 will drive the clamping plate 94 to move, and the mounting plate 8 is clamped in the position of use. After the clamping is completed, the fastening screw 96 is rotated, and the fastening screw 96 drives the fastening plate 95 to move, and the turning rod of the turning handle 92 is tightened to prevent it from rotating, so that when the device is in use, the device can be conveniently clamped and fixed in the position to be installed, thereby improving the convenience of use.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An adjustable dual-spot laser welding head, comprising a laser welding head body, Features: An adjustment lens seat assembly is arranged at one end above the laser welding head body, an air curtain assembly is arranged at the other end above the laser welding head body, an adjustment assembly is arranged at one end below the laser welding head body, an imaging mechanism is arranged at the other end below the laser welding head body, a welding head body is arranged below the adjustment assembly, an adsorption assembly is arranged at one side of the welding head body, a mounting plate is arranged at one side of the laser welding head body, and a clamping assembly is arranged at one side of the mounting plate.

2. The adjustable dual-spot laser welding head according to claim 1, Features: The adsorption assembly includes an adsorption box, an exhaust fan, a delivery pipe, an air collecting hood, a support frame, a placement rack, a filter screen, an adsorption net and a sealing plug cover, wherein an adsorption box is arranged on one side of the mounting plate through a connecting block, an exhaust fan is arranged above the adsorption box, a delivery pipe is arranged below the adsorption box, an air collecting hood is arranged at one end of the delivery pipe, a support frame is arranged inside the adsorption box, a placement rack is arranged above the support frame, a filter screen is arranged inside the placement rack, an adsorption net is arranged above the filter screen, and a sealing plug cover is arranged on one side of the placement rack.

3. The adjustable dual-spot laser welding head according to claim 2, Features: A clamping seat is arranged above the sealing plug cover, a clamping rod is arranged inside the clamping seat, a clamping block is arranged at one end of the clamping seat, a clamping slide is arranged on one side of the clamping seat, and a clamping spring is arranged above the clamping slide.

4. The adjustable dual-spot laser welding head according to claim 3, Features: A guide sliding opening is provided at one end of the clamping block, and a clamping hole matching the clamping block is provided above the sealing plug cover.

5. The adjustable dual-spot laser welding head according to claim 1, Features: The clamping assembly includes a bidirectional threaded screw, a turning handle, a square slider, a clamping plate, a fastening plate and a fastening screw, wherein a bidirectional threaded screw is arranged inside the mounting plate, a turning handle is arranged at one end of the bidirectional threaded screw, the surface of the bidirectional threaded screw is symmetrical and is threadedly connected with a square slider, a clamping plate is arranged at one end of the square slider, the fastening plate is abutted against the turning rod of the turning handle, and a fastening screw is arranged at one end of the fastening plate.

6. The adjustable dual-spot laser welding head according to claim 5, Features: A fastening pad is arranged on one side of the clamping plate, and a supporting rod is arranged around the surface of the turning handle.

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