A multi-station laser welding equipment for tubular parts

Abstract

This invention discloses a multi-station laser welding equipment for tubular components, belonging to the field of tubular component welding technology. It includes a base, with multiple guiding components arrayed on the top of the base. Each guiding component includes two support plates fixedly connected to the base, and a fixed roller rotatably positioned between the two support plates. This fixed roller guides the tubular component to be processed. A clamping assembly is located inside the base to squeeze both ends of the tubular component. A driving cleaning assembly is located in the middle of the base. This invention not only automatically positions the tubular component but also automatically cleans the weld seam before welding. Simultaneously, it performs multi-station rotational welding of the tubular component, improving welding efficiency. Furthermore, the oscillating airflow during welding not only expands the cooling range but also helps disperse welding fumes. Finally, it allows for rapid unloading after welding, facilitating welding of the next batch of incoming materials.

Description

Technical Field

[0001] The invention belongs to the technical field of tubular component welding, and in particular relates to a multi-station laser welding device for tubular components. Background Art

[0002] Tube parts have a wide range of applications and can be seen everywhere in production and life. For the processing of tube parts, different processing methods are usually selected according to needs. Common processing methods include: cutting, grinding, bending and welding.

[0003] When existing tubular parts are welded, manual welding is usually adopted. Before manual welding, the two tubular parts need to be manually aligned and positioned, and then the welds need to be cleaned to ensure the quality of welding. This makes welding time-consuming and affects the welding efficiency. Moreover, only a single station can be welded each time, which is not conducive to the needs of efficient production of enterprises. At the same time, the temperature cannot be cooled down in time during welding, which is not conducive to the transportation after welding and is prone to burns. For this reason, we have proposed a multi-station laser welding equipment for tubular parts. Summary of the invention

[0004] In order to solve the above problems, the object of the present invention is to provide a multi-station laser welding device for tubular parts.

[0005] To achieve the above-mentioned purpose, the present invention proposes a multi-station laser welding device for tubular parts, comprising a base, a top array of the base is provided with a plurality of guide components, the guide components include two support plates fixedly connected to the base, a fixed roller is rotatably provided between the two support plates, the fixed roller is used to guide the tubular parts to be processed, a clamping component is provided inside the base, the clamping component is used to squeeze the two ends of the tubular parts, a driving cleaning component is provided in the middle of the base, the driving cleaning component is used to clean the tubular parts and drive the tubular parts to rotate, a feeding component is provided above the driving cleaning component, the feeding component is used to feed the processed tubular parts, a welding blowing component is provided on the feeding component, the welding blowing component is used to weld the tubular parts and blow air to cool them down.

[0006] Preferably, the clamping assembly includes two fixing seats fixedly connected to the base, the internal fixing sleeves of the fixing seats are provided with two double-headed cylinders, the output shafts of the double-headed cylinders are fixedly connected to one end of the connecting rod, the other end of the connecting rod is fixedly connected to a movable plate, the movable plate is fixedly connected to a first driving motor, the output shaft of the first driving motor is fixedly connected to one end of the transverse axis, the other end of the transverse axis is fixedly connected to a movable plate, the two movable plates are rotatably provided with fixed shafts on one side close to each other, and the other end of the fixed shaft is fixedly connected to an extrusion plate.

[0007] Preferably, the driving cleaning assembly includes two first push rod motors fixedly connected to the base, the output shaft of the first push rod motor is fixedly connected to the lifting frame, the lifting frame is fixedly connected to two support rods, the top of the lifting frame is fixedly connected to two first bearings, the inner sleeve of the first bearing is provided with a first driven bevel gear, the outer fixed sleeve of the first rotating shaft is provided with a first driven bevel gear, the two ends of the first rotating shaft are fixedly connected to the driving wheel, the outer ring of the first bearing is fixedly connected to two side plates, the end of the side plate away from the first bearing is fixedly connected to the second bearing, the inner sleeve of the second bearing is provided with a second rotating shaft, the outer fixed sleeve of the second rotating shaft is provided with a cleaning brush, the two ends of the second rotating shaft are fixedly connected to auxiliary wheels, the middle of the lifting frame is fixedly connected to the second driving motor, the output shaft of the second driving motor is fixedly connected to the vertical shaft, the top of the vertical shaft is fixedly connected to the active bevel gear column, and the active bevel gear column meshes with the first driven bevel gear for transmission.

[0008] Preferably, the feeding assembly includes a horizontal plate fixedly connected to the top end of the support rod, and both ends of the horizontal plate are fixedly connected to lifting plates, and a plurality of movable rollers are rotatably provided between the two lifting plates, and a belt groove is opened on one side of the two movable rollers located in the middle, and a reciprocating screw is rotatably provided on one of the support rods, and a second driven bevel gear is fixedly connected to the end of the reciprocating screw away from the support rod, and the second driven bevel gear is meshed with the active bevel gear column for transmission, and a pulley is provided on the external fixed sleeve of the reciprocating screw, and a belt is provided on the external sleeve of the pulley and the belt groove.

[0009] Preferably, the welding blowing assembly includes a push-pull plate threadedly sleeved on the outside of the reciprocating screw rod, the push-pull plate is provided with a guide hole of a rectangular structure, and the support rod passes through the guide hole, the top of the push-pull plate is fixedly connected to a rack, the bottom of the cross plate is fixedly connected to a second push rod motor, the output shaft of the second push rod motor is fixedly connected to a mounting plate, laser welding guns are provided on both sides of the bottom of the mounting plate, the top of the mounting plate is fixedly connected to a movable frame, the top of the movable frame is rotatably provided with a positioning shaft, the external fixed sleeve of the positioning shaft is provided with a gear column, and the gear column is meshed with the rack for transmission, the top of the positioning shaft is fixedly connected to an air intake pipe, the air inlet of an air pump is fixedly connected between the air intake pipes, the bottom end of the air intake pipe is fixedly connected to a blowing pipe connected thereto, and a plurality of blowing holes are provided in an array along its height direction on both sides of the blowing pipe.

[0010] Preferably, the transverse plate is provided with two lifting holes, and the movable frame passes through the lifting holes.

[0011] Preferably, the diameter of the driving wheel is larger than the diameter of the auxiliary wheel, and the outsides of the driving wheel and the auxiliary wheel are both provided with anti-slip rubber pads.

[0012] Preferably, a cavity is provided inside the base, and a groove is provided on the top of the base.

[0013] Preferably, two fixing holes are provided on the fixing seat, and the double-headed cylinder sleeve is arranged in the fixing holes.

[0014] The multi-station laser welding equipment for tubular parts proposed by the present invention can bring the following beneficial effects:

[0015] 1. The clamping assembly facilitates the automatic closing and positioning of two tubular parts, without the need for manual positioning, which is labor-saving and convenient;

[0016] 2. By driving the cleaning component, the positioned tubular parts can be rotated and cleaned first, and then the rotating tubular parts can be welded after the cleaning is completed. Moreover, welding operations of two stations can be carried out at the same time, thereby improving the welding efficiency;

[0017] 3. The welding air blowing assembly can be used to cool down the air simultaneously during welding, and the air can be blown in a swinging motion during the blowing process, which can not only expand the range of air blowing and cooling, but also help to disperse the welding smoke;

[0018] 4. After welding, the cleaning component and the feeding component are driven to send the pipe to one side, which is convenient for quick unloading and is conducive to the welding operation of the next batch;

[0019] To sum up, the present scheme has a simple structure and novel design. It can not only automatically position the tubular parts, but also automatically clean the weld before welding. At the same time, the tubular parts can be rotated and welded at multiple stations to improve the welding efficiency. The air can be blown by swinging during welding, which can not only expand the range of air blowing and cooling, but also help to disperse the welding smoke. Finally, the material can be unloaded quickly after the welding is completed, which is conducive to the welding of the next batch of incoming materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The drawings described herein are used to provide further understanding of the present invention and constitute a part of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute improper limitations on the present invention.

[0021] In the attached picture:

[0022] Figure 1 It is a front view structural schematic diagram of the present invention.

[0023] Figure 2 It is a side structural schematic diagram of the present invention.

[0024] Figure 3 It is a schematic cross-sectional view of the present invention.

[0025] Figure 4 It is a schematic diagram of the three-dimensional structure from the first viewing angle of the present invention.

[0026] Figure 5 It is a schematic diagram of the three-dimensional structure from a second viewing angle of the present invention.

[0027] Figure 6 It is a schematic diagram of the three-dimensional structure of the clamping assembly of the present invention.

[0028] Figure 7 It is a schematic diagram of the three-dimensional structure of the driving cleaning component of the present invention.

[0029] Figure 8 It is a schematic diagram of the three-dimensional structure of the feeding assembly of the present invention.

[0030] Fig. 9 It is a schematic diagram of the three-dimensional structure of the welding blowing assembly of the present invention.

[0031] In the figure: 1 base, 2 support plate, 3 fixed roller, 4 clamping assembly, 401 fixed seat, 402 double-headed cylinder, 403 connecting rod, 404 moving plate, 405 first driving motor, 406 horizontal axis, 407 movable plate, 408 fixed axis, 409 extrusion plate, 5 driving cleaning assembly, 501 first push rod motor, 502 lifting frame, 503 support rod, 504 first bearing, 505 first rotating shaft, 506 first driven bevel gear, 507 driving wheel, 508 side plate, 509 second bearing, 510 second rotating shaft, 511 cleaning brush, 512 auxiliary wheel, 513 second drive motor, 514 vertical shaft, 515 active bevel gear column, 6 feeding assembly, 601 horizontal plate, 602 lifting plate, 603 movable roller, 604 belt groove, 605 reciprocating screw, 606 second driven bevel gear, 607 pulley, 608 belt, 7 welding blowing assembly, 701 push-pull plate, 702 guide hole, 703 rack, 704 second push rod motor, 705 mounting plate, 706 laser welding gun, 707 movable frame, 708 positioning shaft, 709 gear column, 710 air inlet pipe, 711 air pump, 712 air blowing pipe, 713 air blowing hole. DETAILED DESCRIPTION

[0032] In order to more clearly illustrate the overall concept of the present invention, a detailed description is given below in an exemplary manner in conjunction with the accompanying drawings.

[0033] In the description of the present invention, it is necessary to understand that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0034] 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 present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0035] In 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, an electrical connection, or a communication; 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 present invention can be understood according to specific circumstances.

[0036] In the present invention, unless otherwise clearly specified and limited, the first feature "on" or "under" the second feature may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. In the description of this specification, the description with reference to the terms "one scheme", "some schemes", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the scheme or example are included in at least one scheme or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same scheme or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more schemes or examples in a suitable manner.

[0037] like Figures 1 to 9 As shown, an embodiment of the present invention proposes a multi-station laser welding device for tubular parts, comprising a base 1, a top array of the base 1 is provided with a plurality of guide components, the guide components comprising two support plates 2 fixedly connected to the base 1, a fixed roller 3 is rotatably provided between the two support plates 2, the fixed roller 3 is used to guide the tubular parts to be processed, a clamping component 4 is provided inside the base 1, the clamping component 4 is used to squeeze the two ends of the tubular parts, a driving cleaning component 5 is provided in the middle of the base 1, the driving cleaning component 5 is used to clean the tubular parts and drive the tubular parts to rotate, a feeding component 6 is provided above the driving cleaning component 5, the feeding component 6 is used to feed the processed tubular parts, a welding blowing component 7 is provided on the feeding component 6, the welding blowing component 7 is used to weld the tubular parts and blow air to cool them down.

[0038] like Figure 6As shown, the clamping assembly 4 includes two fixed seats 401 fixedly connected to the base 1, the internal fixed sleeves of the fixed seats 401 are provided with two double-headed cylinders 402, the output shafts of the double-headed cylinders 402 are fixedly connected to one end of the connecting rod 403, the other end of the connecting rod 403 is fixedly connected to a moving plate 404, the moving plate 404 is fixedly connected to a first driving motor 405, the output shaft of the first driving motor 405 is fixedly connected to one end of a horizontal shaft 406, the other end of the horizontal shaft 406 is fixedly connected to a movable plate 40 7. The two movable plates 407 are rotatably provided with a fixed shaft 408 on one side close to each other, and the other end of the fixed shaft 408 is fixedly connected with an extrusion plate 409. The double-headed cylinder 402 drives the movable plate 404 to move through the connecting rod 403, and the movable plate 404 drives the extrusion plate 409 to move. The extrusion plates 409 approach each other to push the tubular parts to close, and the first driving motor 405 can drive the movable plate 407 to rotate vertically through the horizontal axis 406, so that the positioning of the tubular parts by the extrusion plate 409 can be released.

[0039] like Figure 7As shown, the driving cleaning assembly 5 includes two first push rod motors 501 fixedly connected to the base 1, the output shaft of the first push rod motor 501 is fixedly connected to the lifting frame 502, the lifting frame 502 is fixedly connected to two support rods 503, the top of the lifting frame 502 is fixedly connected to two first bearings 504, the first bearings 504 are sleeved with a first rotating shaft 505 inside, the first rotating shaft 505 is fixedly sleeved with a first driven bevel gear 506 outside, and the two ends of the first rotating shaft 505 are fixedly connected to driving wheels 507 The outer ring of the first bearing 504 is fixedly connected to two side plates 508, and one end of the side plate 508 away from the first bearing 504 is fixedly connected to the second bearing 509, the second bearing 509 is sleeved with a second rotating shaft 510, and the outer fixed sleeve of the second rotating shaft 510 is sleeved with a cleaning brush 511, and the two ends of the second rotating shaft 510 are fixedly connected to auxiliary wheels 512, and the middle of the lifting frame 502 is fixedly connected to a second driving motor 513, and the output shaft of the second driving motor 513 is fixedly connected to a vertical shaft 514, and the vertical shaft 514 The top is fixedly connected with a driving bevel gear column 515, and the driving bevel gear column 515 is meshed with the first driven bevel gear 506 for transmission. The first push rod motor 501 drives the lifting frame 502 to rise and fall, so that the lifting frame 502 will drive the driving wheel 507 and the auxiliary wheel 512 to rise and fall, and the driving wheel 507 and the auxiliary wheel 512 can limit the position of the tubular member. When the driving wheel 507 and the auxiliary wheel 512 are raised and pressed against the surface of the tubular member, the second driving motor 513 drives the vertical shaft 514 and the driving bevel gear column 515 to rotate, and the driving The bevel gear column 515 drives the first driven bevel gear 506 meshing therewith to rotate, the first driven bevel gear 506 drives the first rotating shaft 505 to rotate, the first rotating shaft 505 drives the driving wheel 507 to rotate, the driving wheel 507 drives the tubular member to rotate with the help of friction, and the tubular member drives the auxiliary wheel 512 to rotate with the help of friction, the auxiliary wheel 512 drives the second rotating shaft 510 to rotate, and the second rotating shaft 510 drives the cleaning brush 511 to rotate, so that the cleaning brush 511 cleans the outside of the rotating tubular member.

[0040] like Figure 7 and Figure 8As shown, the feeding assembly 6 includes a transverse plate 601 fixedly connected to the top of the support rod 503, and the two ends of the transverse plate 601 are fixedly connected to the lifting plates 602, and a plurality of movable rollers 603 are rotatably arranged between the two lifting plates 602, and a belt groove 604 is provided on one side of the two movable rollers 603 located in the middle, and a reciprocating screw rod 605 is rotatably arranged on one of the support rods 503, and the end of the reciprocating screw rod 605 away from the support rod 503 is fixedly connected to the second driven bevel gear 606, and the second driven bevel gear 606 is meshed with the active bevel gear column 515 for transmission, and the outer fixed sleeve of the reciprocating screw rod 605 is provided with a pulley 607, and the outer sleeve of the pulley 607 and the belt groove 604 is provided with a belt 608, and the first push rod is electrically connected to the reciprocating screw rod 605. The machine 501 drives the lifting frame 502 to move downward, which drives the driving wheel 507 and the auxiliary wheel 512 to move downward and separate from the tubular part. At the same time, the lifting frame 502 drives the cross plate 601 to move downward through the support rod 503, and the cross plate 601 drives the lifting plate 602 and the movable roller 603 to move downward. Finally, the movable roller 603 is pressed against the top of the tubular part. At this time, the second driving motor 513 continues to work, so that the active bevel gear column 515 drives the second driven bevel gear 606 to rotate, and the second driven bevel gear 606 drives the reciprocating screw 605 to rotate. The reciprocating screw 605 drives the movable roller 603 to rotate through the pulley 607 and the belt 608, so that the movable roller 603 drives the welded tubular part to move to one side for unloading.

[0041] like Figure 8 and Fig. 9As shown, the welding blowing assembly 7 includes a push-pull plate 701 threadedly sleeved on the outside of the reciprocating screw rod 605, a rectangular guide hole 702 is opened on the push-pull plate 701, and the support rod 503 passes through the guide hole 702, the top of the push-pull plate 701 is fixedly connected to a rack 703, the bottom of the cross plate 601 is fixedly connected to a second push rod motor 704, the output shaft of the second push rod motor 704 is fixedly connected to a mounting plate 705, and laser welding guns 706 are provided on both sides of the bottom of the mounting plate 705. 5 is fixedly connected with a movable frame 707 at the top, a positioning shaft 708 is rotatably provided at the top of the movable frame 707, a gear column 709 is fixedly provided on the outer fixed sleeve of the positioning shaft 708, and the gear column 709 is meshed with the rack 703 for transmission, an air inlet pipe 710 is fixedly connected with the top of the positioning shaft 708, an air inlet of an air pump 711 is fixedly connected with the middle of the air inlet pipe 710, a blowing pipe 712 is fixedly connected with the bottom of the air inlet pipe 710, and a plurality of air inlet pipes 712 are arranged in an array along the height direction thereof on both sides of the blowing pipe 712. The reciprocating screw rod 605 rotates to drive the push-pull plate 701 to move back and forth, and the support rod 503 guides and limits the push-pull plate 701 to ensure that the push-pull plate 701 always moves back and forth in a vertical state. The push-pull plate 701 drives the rack 703 to move, and the rack 703 drives the gear column 709 meshing with it to rotate back and forth. The gear column 709 drives the positioning shaft 708 to rotate back and forth, and the positioning shaft 708 drives the air inlet pipe 710 to swing back and forth, and the air inlet pipe 710 drives the air blowing pipe 712 swings, so that the air blowing pipe 712 will swing to blow air, and the air pump 711 will blow air into the air blowing pipe 712 through the air inlet pipe 710, and finally blow it out from the air blowing hole 713, and the second push rod motor 704 will drive the mounting plate 705 to move downward, and the mounting plate 705 drives the laser welding gun 706 to move downward for welding, and also drives the movable frame 707 to move downward synchronously, and the movable frame 707 drives the air inlet pipe 710 and the air blowing pipe 712 to move downward synchronously, so as to facilitate the air blowing pipe 712 to move downward to between the two groups of tube-shaped parts for blowing air.

[0042] like Figure 8 and Fig. 9 As shown, two lifting holes are provided on the horizontal plate 601, and the movable frame 707 passes through the lifting holes.

[0043] like Figure 7 As shown, the diameter of the driving wheel 507 is larger than the diameter of the auxiliary wheel 512 , and the outsides of the driving wheel 507 and the auxiliary wheel 512 are both provided with anti-slip rubber pads.

[0044] like Figure 4 As shown, a cavity is provided inside the base 1, and a groove is provided on the top of the base 1.

[0045] like Figure 6 As shown, two fixing holes are provided on the fixing seat 401, and the double-headed cylinder 402 is sleeved in the fixing holes.

[0046] Working principle: When welding the tubular part, the tubular part is placed on the fixed roller 3. At this time, the double-headed cylinder 402 drives the moving plate 404 to move through the connecting rod 403, and the moving plate 404 drives the squeezing plate 409 to move. The squeezing plates 409 are close to each other to push the tubular part to close, which is convenient for positioning the tubular part. At this time, the first push rod motor 501 drives the lifting frame 502 to move upward, so that the lifting frame 502 will drive the driving wheel 507 and the auxiliary wheel 512 to move upward, and the driving wheel 507 and the auxiliary wheel 512 can limit the position of the tubular part. The driving wheel 507 and the auxiliary wheel 512 move up and are close to the surface of the tubular part. The second driving motor 513 drives the vertical shaft 514 and the active bevel gear column 515 to rotate, and the active bevel gear column 515 drives the first driven bevel gear 506 meshing therewith to rotate, and the first driven bevel gear 506 drives the first rotating shaft 505 to rotate, and the first rotating shaft 505 drives the driving wheel 507 to rotate, and the driving wheel 507 drives the tubular member to rotate with the help of friction, and the tubular member drives the auxiliary wheel 512 to rotate with the help of friction, and the auxiliary wheel 512 drives the second rotating shaft 510 to rotate, and the second rotating shaft 510 drives the cleaning brush 511 to rotate, so that the cleaning brush 511 can clean the outside of the rotating tubular member.

[0047] After the cleaning of the tubular part is completed, the driving motor 513 drives the vertical shaft 514 and the active bevel gear column 515 to continue to rotate, and the active bevel gear column 515 will drive the second driven bevel gear 606 to rotate, and the second driven bevel gear 606 will drive the reciprocating screw rod 605 to rotate. The rotation of the reciprocating screw rod 605 will drive the push-pull plate 701 to move back and forth, and the support rod 503 will guide and limit the push-pull plate 701 to ensure that the push-pull plate 701 always moves back and forth in a vertical state. The push-pull plate 701 drives the rack 703 to move, and the rack 703 drives the gear column 709 meshing therewith to reciprocate, and the gear column 709 always keeps meshing with the rack 703 during the up and down movement. The movable positioning shaft 708 rotates back and forth, and the positioning shaft 708 drives the air inlet pipe 710 to swing back and forth, and the air inlet pipe 710 drives the air blowing pipe 712 to swing, so that the air blowing pipe 712 will swing to blow air, and the air pump 711 blows air into the air blowing pipe 712 through the air inlet pipe 710, and finally blows it out from the air blowing hole 713, and the second push rod motor 704 will drive the mounting plate 705 to move downward, and the mounting plate 705 drives the laser welding gun 706 to move downward for welding, and also drives the movable frame 707 to move downward synchronously, and the movable frame 707 drives the air inlet pipe 710 and the air blowing pipe 712 to move downward synchronously, so as to facilitate the air blowing pipe 712 to move downward between the two groups of pipe parts for blowing, thereby realizing multi-station synchronous welding and simultaneous blowing and cooling.

[0048] After welding is completed, the first push rod motor 501 drives the lifting frame 502 to move downward, which will drive the driving wheel 507 and the auxiliary wheel 512 to move downward and disengage from the tubular component. At the same time, the lifting frame 502 drives the cross plate 601 to move downward through the support rod 503, and the cross plate 601 drives the lifting plate 602 and the movable roller 603 to move downward, and finally the movable roller 603 will be pressed against the top of the tubular component. At this time, the second driving motor 513 continues to work, so that the active bevel gear column 515 drives the second driven bevel gear 606 to rotate, and the second driven bevel gear 606 drives the reciprocating screw rod 605 to rotate, and the reciprocating screw rod 605 drives the movable roller 603 to rotate through the pulley 607 and the belt 608, so that the movable roller 603 drives the welded tubular component to move to one side for unloading, and the first driving motor 405 can drive the movable plate 407 to rotate vertically through the horizontal shaft 406, so that the positioning of the tubular component by the extrusion plate 409 can be released, and the movement and unloading of the tubular component is convenient.

[0049] Each embodiment in this specification is described in a progressive manner, and the same or similar parts between the embodiments can be referred to each other, and each embodiment focuses on the differences from other embodiments. In particular, for the system embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the relevant parts can be referred to the partial description of the method embodiment.

[0050] The above description is only an embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A multi-station laser welding device for tubular parts, comprising a base (1), wherein a plurality of guide components are arranged in an array on the top of the base (1), wherein the guide components comprise two support plates (2) fixedly connected to the base (1), and a fixed roller (3) is rotatably arranged between the two support plates (2), wherein the fixed roller (3) is used to guide the tubular parts to be processed, and wherein the plurality of guide components are arranged in an array on the top of the base (1), wherein the plurality of guide components are arranged in an array on the top of the base (1), and ... A clamping assembly (4) is provided inside the base (1), and the clamping assembly (4) is used to squeeze the two ends of the tubular part. A driving cleaning assembly (5) is provided in the middle of the base (1), and the driving cleaning assembly (5) is used to clean the tubular part and drive the tubular part to rotate. A feeding assembly (6) is provided above the driving cleaning assembly (5), and the feeding assembly (6) is used to feed the processed tubular part. A welding blowing assembly (7) is provided on the feeding assembly (6), and the welding blowing assembly (7) is used to weld the tubular part and blow air to cool it down. The driving cleaning assembly (5) comprises two first push rod motors (501) fixedly connected to the base (1); the output shaft of the first push rod motor (501) is fixedly connected to a lifting frame (502); two support rods (503) are fixedly connected to the lifting frame (502); two first bearings (504) are fixedly connected to the top of the lifting frame (502); a first rotating shaft (505) is sleeved inside the first bearing (504); a first driven bevel gear (506) is fixedly sleeved outside the first rotating shaft (505); driving wheels (507) are fixedly connected to both ends of the first rotating shaft (505); and the outer ring of the first bearing (504) is fixedly connected to two side plates (508). ), one end of the side plate (508) away from the first bearing (504) is fixedly connected to a second bearing (509), the second bearing (509) is sleeved with a second rotating shaft (510) inside, the second rotating shaft (510) is fixedly sleeved with a cleaning brush (511) outside, both ends of the second rotating shaft (510) are fixedly connected to auxiliary wheels (512), the middle of the lifting frame (502) is fixedly connected to a second driving motor (513), the output shaft of the second driving motor (513) is fixedly connected to a vertical shaft (514), the top end of the vertical shaft (514) is fixedly connected to a driving bevel gear column (515), and the driving bevel gear column (515) is meshed with the first driven bevel gear (506) for transmission.

2. The multi-station laser welding equipment for tubular parts according to claim 1, characterized in that: The clamping assembly (4) comprises two fixed seats (401) fixedly connected to the base (1); the internal fixed sleeves of the fixed seats (401) are provided with two double-headed cylinders (402); the output shafts of the double-headed cylinders (402) are fixedly connected to one end of a connecting rod (403); the other end of the connecting rod (403) is fixedly connected to a moving plate (404); the moving plate (404) is fixedly connected to a first driving motor (405); the output shaft of the first driving motor (405) is fixedly connected to one end of a transverse axis (406); the other end of the transverse axis (406) is fixedly connected to a movable plate (407); a fixed shaft (408) is rotatably provided on the sides of the two movable plates (407) that are close to each other; the other end of the fixed shaft (408) is fixedly connected to an extrusion plate (409).

3. The multi-station laser welding equipment for tubular parts according to claim 1 is characterized in that: The feeding assembly (6) comprises a transverse plate (601) fixedly connected to the top end of a support rod (503), and lifting plates (602) are fixedly connected to both ends of the transverse plate (601). A plurality of movable rollers (603) are rotatably arranged between the two lifting plates (602), and a belt groove (604) is provided on one side of the two movable rollers (603) located in the middle. A reciprocating screw rod (605) is rotatably arranged on one of the support rods (503), and a second driven bevel gear (606) is fixedly connected to one end of the reciprocating screw rod (605) away from the support rod (503), and the second driven bevel gear (606) is meshed with the driving bevel gear column (515) for transmission. A belt pulley (607) is provided on the outer fixed sleeve of the reciprocating screw rod (605), and a belt (608) is provided on the outer sleeve of the belt pulley (607) and the belt groove (604).

4. The multi-station laser welding equipment for tubular parts according to claim 3 is characterized in that: The welding air blowing assembly (7) comprises a push-pull plate (701) threadedly sleeved on the outside of a reciprocating screw rod (605), a guide hole (702) of a rectangular structure is opened on the push-pull plate (701), and a support rod (503) passes through the guide hole (702), the top of the push-pull plate (701) is fixedly connected to a rack (703), the bottom of the cross plate (601) is fixedly connected to a second push rod motor (704), the output shaft of the second push rod motor (704) is fixedly connected to a mounting plate (705), laser welding guns (706) are provided on both sides of the bottom of the mounting plate (705), and the top of the mounting plate (705) is fixedly connected to a second push rod motor (704). A movable frame (707) is fixedly connected, a positioning shaft (708) is rotatably provided at the top of the movable frame (707), a gear column (709) is provided on the outer fixed sleeve of the positioning shaft (708), and the gear column (709) is meshed with the rack (703) for transmission, an air intake pipe (710) is fixedly connected to the top of the positioning shaft (708), an air inlet of an air pump (711) is fixedly connected to the middle of the air intake pipe (710), a blowing pipe (712) in communication with the air intake pipe (710) is fixedly connected to the bottom end of the air intake pipe (710), and a plurality of blowing holes (713) are arranged in an array along the height direction of the blowing pipe (712) on both sides.

5. The multi-station laser welding equipment for tubular parts according to claim 4, characterized in that: The horizontal plate (601) is provided with two lifting holes, and the movable frame (707) passes through the lifting holes.

6. The multi-station laser welding equipment for tubular parts according to claim 1, characterized in that: The diameter of the driving wheel (507) is greater than the diameter of the auxiliary wheel (512), and the outsides of the driving wheel (507) and the auxiliary wheel (512) are both provided with anti-slip rubber pads.

7. The multi-station laser welding equipment for tubular parts according to claim 1, characterized in that: A cavity is provided inside the base (1), and a groove is provided on the top of the base (1).

8. The multi-station laser welding equipment for tubular parts according to claim 2, characterized in that: The fixing seat (401) is provided with two fixing holes, and the double-headed cylinder (402) is sleeved in the fixing holes.

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