Laser welding workbench with real-time monitoring structure

Abstract

The invention provides a laser welding workbench with a real-time monitoring structure, and relates to the technical field of laser welding. The top of the supporting seat is connected with a movable seat; a welding seat is fixedly mounted at the top of the movable seat; two movable strip blocks are mounted at the top of the welding seat, and fixed clamping blocks are fixedly mounted in the movable strip blocks; a fixed clamping block is connected into the movable strip block, a one-way screw rod is installed in the movable strip block, and the one-way screw rod is connected with the fixed clamping block. And the outer part of the movable strip block is connected with a pinion. In the rotating and adjusting process of the movable seat, the movable seat drives the L-shaped supporting rod to synchronously rotate and adjust through the transmission gear, so that the monitoring head always faces the top of the welding seat to keep an optimal monitoring state, and the welding monitoring effect is guaranteed. The problem that in the actual application process of an existing laser welding workbench, a camera in the fixed direction is generally adopted for monitoring, and after the workbench is adjusted according to the welding requirement, a monitoring sight blind area is likely to be generated is solved.

Description

Technical Field

[0001] The invention relates to the technical field of laser welding, and in particular to a laser welding workbench with a real-time monitoring structure. Background Art

[0002] In modern processing technology, laser welding operation has its unique convenience, so it is widely used. In the application of laser welding technology, the use of laser welding workbench is more convenient for clamping and operating large, medium and small workpieces.

[0003] For example, the Chinese patent "CN106346149B A laser welding workbench" includes a base, a first horizontal motion module, a second horizontal motion module and a vertical motion module, the first horizontal motion module and the vertical motion module are installed on the base, the second horizontal motion module is vertically installed on the first horizontal motion module, the vertical motion module is equipped with a laser head, the second horizontal motion module is equipped with a workbench, a pair of linear guides are provided on the workbench and a workpiece fixing plate is arranged between the pair of linear guides, a workpiece clamping device is provided on the pair of linear guides, and a driving component for driving the workpiece clamping device to reciprocate is installed on the workbench.

[0004] In actual application, the existing laser welding workbench lacks quick and effective fixation for the workpiece. The workpiece is prone to displacement during welding, which affects the quality of laser welding of the workpiece and requires rework. In addition, during the welding process of the workpiece, a fixed-position camera is generally used for monitoring. When the workbench is adjusted according to the welding requirements, the camera in a fixed state will not be adjusted accordingly, which is easy to cause blind spots in the monitoring line of sight. Summary of the invention

[0005] The present invention relates to a laser welding workbench with a real-time monitoring structure, which solves the problem that the existing laser welding workbench lacks quick and effective fixation of workpieces during actual application. The workpieces are easily displaced during welding, which affects the laser welding quality of the workpieces and requires rework. In addition, during the welding process of the workpieces, a camera with a fixed orientation is generally used for monitoring. When the workbench is adjusted according to the welding requirements, the camera in a fixed state will not be adjusted accordingly, which easily leads to the problem of blind spots in the monitoring line of sight.

[0006] In a first aspect, the present disclosure provides a laser welding workbench with a real-time monitoring structure, specifically comprising: a support seat, a movable seat, a welding seat, a movable bar, a fixed clamping block, a movable clamping block, a one-way screw, a pinion, a two-way screw, a spline shaft, an L-shaped strut, a transmission gear, a monitoring head, a bolt and a sliding sleeve; the top of the support seat is connected to a movable seat, and the top of the movable seat is fixedly installed with a welding seat; two movable bars are installed on the top of the welding seat, and a fixed clamping block is fixedly installed inside the movable bar; the movable bar is connected to a fixed clamping block inside, and a one-way screw is installed inside the movable bar, and the one-way The screw is connected to the fixed clamping block; the outside of the movable bar is connected to a pinion, which is connected to the one-way screw; a bidirectional screw and a spline shaft are installed on the top of the support seat, the bidirectional screw is connected to the two movable bars, and the spline shaft is connected to the two pinions; an L-shaped strut is connected to the top of the support seat, a monitoring head is installed on the top of the L-shaped strut, the monitoring head is located above the welding seat, and the outside of the monitoring head is connected with bolts; the outside of the support seat is connected to a transmission gear, the movable seat is connected to the transmission gear, and the transmission gear is connected to the L-shaped strut; a sliding sleeve is mounted on the outside of the movable seat, and the sliding sleeve is in contact with the support seat.

[0007] Furthermore, a movable groove is provided inside the movable bar block, the movable clamping block is slidably connected in the movable groove, the one-way screw is rotationally connected to the movable bar block, a screw hole B is provided inside the movable clamping block, and the one-way screw is threadedly connected in the screw hole B.

[0008] Furthermore, a slide rail is provided on the top of the welding seat, a rail groove is provided on the bottom of the movable bar, the movable bar is slidingly connected to the slide rail through the rail groove, the bidirectional screw is rotationally connected to the welding seat, a screw hole A is provided inside the movable bar, and the bidirectional screw is threadedly connected to the screw hole A.

[0009] Furthermore, the pinion is rotatably connected to the movable bar, a large gear is provided at the end of the one-way screw, the pinion is rotatably connected to the large gear, the spline shaft is rotatably connected to the welding seat, a spline hole is provided inside the pinion, and the spline shaft slides through the spline hole.

[0010] Furthermore, the movable seat is rotatably connected to the support seat, the sliding sleeve is slidably connected to the movable seat, a limiting block is arranged outside the movable seat, a movable hole is arranged inside the sliding sleeve, and the limiting block is slidably connected in the movable hole.

[0011] Furthermore, a positioning groove is arranged in a circumferential shape at one end of the support seat, an insert block is arranged in a circumferential shape on the outside of the sliding sleeve, the insert block is inserted into the positioning groove, a spring is sleeved on the outside of one end of the support seat, one end of the spring contacts the sliding sleeve, and the other end of the spring contacts the end of the support seat.

[0012] Furthermore, a slide groove is provided inside the monitoring head, and the monitoring head is slidably connected to the L-shaped support rod through the slide groove. A screw hole C is provided outside the monitoring head, and a bolt is threadedly connected in the screw hole C, and the end of the bolt contacts the L-shaped support rod.

[0013] Furthermore, the L-shaped support rod is rotatably connected to the support seat, an arc-shaped sliding hole is arranged on the top of the support seat, a sliding block is arranged outside the L-shaped support rod, and the sliding block is slidably connected in the arc-shaped sliding hole.

[0014] Furthermore, a driving gear is arranged at the other end of the movable seat, and the transmission gear is meshed with the driving gear. A driven gear is arranged at the bottom end of the L-shaped support rod, and the driven gear is meshed with the transmission gear.

[0015] The present invention provides a laser welding workbench with a real-time monitoring structure, which has the following beneficial effects:

[0016] When the present invention is in use, when the workpiece to be welded is placed on the top of the welding seat, the bidirectional screw is rotated first, and the bidirectional screw drives the movable bar to move inward along the slide rail, reducing the distance between the two fixed clamping blocks, so that the fixed clamping block contacts the workpiece, and then the spline shaft is rotated, and the spline shaft drives the unidirectional screw to rotate through the pinion gear, and the unidirectional screw drives the movable clamping block to move along the movable groove, reducing the distance between the movable clamping block and the fixed clamping block, so that the movable clamping block contacts the workpiece, thereby clamping and fixing the four ends of the workpiece, and laser welding can be performed on the workpiece to ensure the welding quality of the workpiece.

[0017] In addition, the movable seat can be rotated and adjusted according to the actual welding needs to change the inclination angle of the welding seat, so as to better meet the welding needs and be more user-friendly. After the rotation and adjustment of the movable seat is completed, the sliding sleeve moves along the limit block under the influence of the spring thrust, so that the insert block is inserted into the positioning groove, and the sliding sleeve fixes the movable seat to ensure the stability of the welding seat.

[0018] In addition, the monitoring head can be moved and adjusted, and the bolts can be tightened to fix the monitoring head. The workpiece in the welding state located on the top of the welding seat can be monitored in real time through the monitoring head. The sliding block and the arc-shaped sliding hole can be used to slide together to limit the rotation angle of the L-shaped support rod, thereby limiting the rotation angle of the movable seat. During the rotation and adjustment process of the movable seat, the movable seat drives the L-shaped support rod to rotate and adjust synchronously through the transmission gear, so that the monitoring head is always facing the top of the welding seat to maintain the best monitoring state, thereby ensuring the welding monitoring effect.

[0019] Other advantages, objectives and features of the present invention will be embodied in part through the following description, and in part will be understood by those skilled in the art through study and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings of the embodiment are briefly introduced below.

[0021] The drawings described below are only related to some embodiments of the present invention, but are not intended to limit the present invention.

[0022] In the attached picture:

[0023] Figure 1 The overall axial side structure schematic diagram of the present application is shown;

[0024] Figure 2 A schematic diagram of the connection structure between the support base and the L-shaped support rod of the present application is shown;

[0025] Figure 3 A schematic diagram of the split structure of the movable seat and the sliding sleeve of the present application is shown;

[0026] Figure 4 A schematic diagram of the connection structure between the welding seat and the movable bar block of the present application is shown;

[0027] Figure 5 The schematic diagram of the welding seat shaft side structure of the present application is shown;

[0028] Figure 6 A schematic diagram of the split structure of the movable bar block and the movable clamp block of the present application is shown;

[0029] Figure 7 A schematic diagram of the monitoring head and bolt separation structure of the present application is shown.

[0030] Reference numerals list

[0031] 1. Support seat; 101. Arc sliding hole; 102. Positioning groove; 2. Movable seat; 201. Driving gear; 202. Limit block; 3. Welding seat; 301. Slide rail; 4. Movable bar; 401. Rail groove; 402. Screw hole A; 403. Movable groove; 5. Fixed clamp block; 6. Movable clamp block; 601. Screw hole B; 7. One-way screw; 701. Large gear; 8. Small gear; 801. Spline hole; 9. Two-way screw; 10. Spline shaft; 11. L-shaped support rod; 1101. Driven gear; 1102. Sliding block; 12. Transmission gear; 13. Monitoring head; 1301. Slide groove; 1302. Screw hole C; 14. Bolt; 15. Sleeve; 1501. Movable hole; 1502. Insert block; 16. Spring. DETAILED DESCRIPTION

[0032] In order to make the purpose, technical solution and advantages of the embodiment of the present invention clearer, the technical solution of the embodiment of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiment of the present invention. Obviously, the described embodiment is a part of the embodiment of the present invention, not all of the embodiments. Based on the described embodiment of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] Example 1: Please refer to Figures 1 to 7 :

[0034] The present invention proposes a laser welding workbench with a real-time monitoring structure, comprising: a support seat 1, a movable seat 2, a welding seat 3, a movable bar 4, a fixed clamping block 5, a movable clamping block 6, a one-way screw 7, a pinion 8, a two-way screw 9, a spline shaft 10, an L-shaped support rod 11, a transmission gear 12, a monitoring head 13, a bolt 14 and a sliding sleeve 15; the top of the support seat 1 is connected to the movable seat 2, and the top of the movable seat 2 is fixedly installed with the welding seat 3; two movable bars 4 are installed on the top of the welding seat 3, and the fixed clamping block 5 is fixedly installed inside the movable bar 4; the fixed clamping block 5 is connected inside the movable bar 4, and the one-way screw 7 is installed inside the movable bar 4, and the one-way screw 7 is connected to the fixed clamping block 5; the outside of the movable bar 4 A pinion 8 is connected, and the pinion 8 is connected to the one-way screw 7; a bidirectional screw 9 and a spline shaft 10 are installed on the top of the support seat 1, the bidirectional screw 9 is connected to two movable bars 4, and the spline shaft 10 is connected to the two pinion gears 8; an L-shaped support rod 11 is connected to the top of the support seat 1, and a monitoring head 13 is installed on the top of the L-shaped support rod 11, and the monitoring head 13 is located above the welding seat 3, and the monitoring head 13 is connected to the outside with a bolt 14; the support seat 1 is connected to the outside with a transmission gear 12, and the movable seat 2 is connected to the transmission gear 12, and the transmission gear 12 is connected to the L-shaped support rod 11; the movable seat 2 is externally sleeved with a sliding sleeve 15, and the sliding sleeve 15 is in contact with the support seat 1; a movable groove 403 is provided inside the movable bar 4, and a movable clamp 6 Slidingly connected in the movable groove 403, the one-way screw 7 is rotatably connected to the movable bar 4, a screw hole B601 is provided inside the movable clamp 6, and the one-way screw 7 is threadedly connected to the screw hole B601; a slide rail 301 is provided on the top of the welding seat 3, a rail groove 401 is provided at the bottom of the movable bar 4, the movable bar 4 is slidably connected to the slide rail 301 through the rail groove 401, the bidirectional screw 9 is rotatably connected to the welding seat 3, a screw hole A402 is provided inside the movable bar 4, and the bidirectional screw 9 is threadedly connected to the screw hole A402; the pinion 8 is rotatably connected to the movable bar 4, a large gear 701 is provided at the end of the one-way screw 7, the pinion 8 is rotatably connected to the large gear 701, and the spline shaft 10 is rotatably connected to the welding seat 3 Next, a spline hole 801 is provided inside the pinion 8, and the spline shaft 10 slides through the spline hole 801; when the workpiece to be welded is placed on the top of the welding seat 3, the bidirectional screw 9 is rotated first, and the bidirectional screw 9 drives the movable bar 4 to move inward along the slide rail 301, reducing the distance between the two fixed clamping blocks 5, so that the fixed clamping block 5 contacts the workpiece, and then the spline shaft 10 is rotated, and the spline shaft 10 drives the one-way screw 7 to rotate through the pinion 8, and the one-way screw 7 drives the movable clamping block 6 to move along the movable groove 403, reducing the distance between the movable clamping block 6 and the fixed clamping block 5, so that the movable clamping block 6 contacts the workpiece, which has the effect of clamping and fixing the four ends of the workpiece, and the workpiece can be laser welded to ensure the welding quality of the workpiece.

[0035] In the embodiment of the present disclosure, the movable seat 2 is rotatably connected to the support seat 1, the sliding sleeve 15 is slidably connected to the movable seat 2, a limit block 202 is arranged outside the movable seat 2, a movable hole 1501 is arranged inside the sliding sleeve 15, the limit block 202 is slidably connected in the movable hole 1501, a positioning groove 102 is arranged in a surrounding shape at one end of the support seat 1, an insert block 1502 is arranged in a surrounding shape at the outside of the sliding sleeve 15, and the insert block 1502 is inserted into the positioning groove 102, a spring 16 is sleeved on the outside of one end of the support seat 1, one end of the spring 16 is in contact with the sliding sleeve 15, and the other end of the spring 16 is in contact with the end of the support seat 1;

[0036] By adopting the above technical solution, the movable seat 2 can be rotated and adjusted according to the actual welding requirements, and the inclination angle of the welding seat 3 can be changed, so as to better meet the welding requirements and be more user-friendly. After the rotation and adjustment of the movable seat 2 is completed, the sliding sleeve 15 moves along the limit block 202 under the influence of the thrust of the spring 16, so that the insert block 1502 is inserted into the positioning groove 102, and the movable seat 2 is fixed by the sliding sleeve 15 to ensure the stability of the welding seat 3.

[0037] Embodiment 2, on the basis of embodiment 1, a slide groove 1301 is provided inside the monitoring head 13, and the monitoring head 13 is slidably connected to the L-shaped support rod 11 through the slide groove 1301, a screw hole C1302 is provided outside the monitoring head 13, a bolt 14 is threadedly connected in the screw hole C1302, an end of the bolt 14 contacts the L-shaped support rod 11, the L-shaped support rod 11 is rotatably connected to the support seat 1, an arc-shaped slide hole 101 is provided on the top of the support seat 1, a slider 1102 is provided outside the L-shaped support rod 11, and the slider 1102 is slidably connected in the arc-shaped slide hole 101, a driving gear 201 is provided at the other end of the movable seat 2, and the transmission gear 12 is meshed with the driving gear 201, and a driven gear 1101 is provided at the bottom end of the L-shaped support rod 11, and the driven gear 1101 is meshed with the transmission gear 12;

[0038] By adopting the above technical solution, the monitoring head 13 can be moved and adjusted, and the bolt 14 can be tightened to fix the monitoring head 13. The workpiece in the welding state located on the top of the welding seat 3 can be monitored in real time through the monitoring head 13. The sliding block 1102 and the arc-shaped sliding hole 101 are slidably matched to limit the rotation angle of the L-shaped support rod 11, thereby limiting the rotation angle of the movable seat 2. During the rotation and adjustment process of the movable seat 2, the movable seat 2 drives the L-shaped support rod 11 to rotate and adjust synchronously through the transmission gear 12, so that the monitoring head 13 is always facing the top of the welding seat 3 to maintain the best monitoring state, thereby ensuring the welding monitoring effect.

[0039] The working principle of this embodiment is as follows: first, according to the actual welding requirements, the movable seat 2 is rotated and adjusted to change the inclination angle of the welding seat 3, so as to better meet the welding requirements and be more user-friendly. After the movable seat 2 is rotated and adjusted, the sliding sleeve 15 moves along the limit block 202 under the influence of the thrust of the spring 16, so that the insert block 1502 is inserted into the positioning groove 102, and the sliding sleeve 15 plays a fixing effect on the movable seat 2 to ensure the stability of the welding seat 3. Next, the monitoring head 13 is moved and adjusted, and the bolts 14 are tightened. The monitoring head 13 is fixed with the bolts 14, and the sliding block 1102 is slidably matched with the arc-shaped sliding hole 101 to limit the rotation angle of the L-shaped support rod 11, thereby limiting the rotation angle of the movable seat 2. During the rotation adjustment process of the movable seat 2, the movable seat 2 is driven by the transmission The gear 12 drives the L-shaped support rod 11 to rotate and adjust synchronously, so that the monitoring head 13 is always facing the top of the welding seat 3 to maintain the best monitoring state; finally, the workpiece to be welded is placed on the top of the welding seat 3, and the bidirectional screw 9 is rotated first. The bidirectional screw 9 drives the movable bar 4 to move inward along the slide rail 301, reducing the distance between the two fixed clamping blocks 5, so that the fixed clamping block 5 contacts the workpiece; the spline shaft 10 is rotated, and the spline shaft 10 drives the one-way screw 7 to rotate through the pinion 8, and the one-way screw 7 drives the movable clamping block 6 to move along the movable groove 403, reducing the distance between the movable clamping block 6 and the fixed clamping block 5, so that the movable clamping block 6 contacts the workpiece, which has the effect of clamping and fixing the four ends of the workpiece, and the workpiece can be laser welded; the workpiece in the welding state located on the top of the welding seat 3 is monitored in real time by the monitoring head 13.

[0040] In this article, there are a few points to note:

[0041] 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.

[0042] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.

[0043] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A laser welding workbench with a real-time monitoring structure, comprising: A support seat (1), a movable seat (2), a welding seat (3), a movable bar (4), a fixed clamping block (5), a movable clamping block (6), a one-way screw (7), a pinion (8), a two-way screw (9), a spline shaft (10), an L-shaped support rod (11), a transmission gear (12), a monitoring head (13), a bolt (14) and a sliding sleeve (15); characterized in that the top of the support seat (1) is connected to a movable seat (2), and the top of the movable seat (2) is fixedly installed with a welding seat (3); two movable bars (4) are installed on the top of the welding seat (3), and a fixed clamping block (5) is fixedly installed inside the movable bar (4); the movable bar (4) is connected to a fixed clamping block (5), and a one-way screw (7) is installed inside the movable bar (4), and the one-way screw (7) is connected to the fixed clamping block (5); the movable bar (4) is externally The support seat (1) is connected to a pinion gear (8), which is connected to a one-way screw rod (7); a bidirectional screw rod (9) and a spline shaft (10) are installed on the top of the support seat (1); the bidirectional screw rod (9) is connected to two movable bars (4), and the spline shaft (10) is connected to two pinion gears (8); an L-shaped support rod (11) is connected to the top of the support seat (1); a monitoring head (13) is installed on the top of the L-shaped support rod (11); the monitoring head (13) is located above the welding seat (3); the monitoring head (13) is connected to the outside of the monitoring head (13); the support seat (1) is connected to a transmission gear (12) on the outside, the movable seat (2) is connected to the transmission gear (12), and the transmission gear (12) is connected to the L-shaped support rod (11); a sliding sleeve (15) is sleeved on the outside of the movable seat (2), and the sliding sleeve (15) is in contact with the support seat (1).

2. A laser welding workbench with a real-time monitoring structure according to claim 1, characterized in that: The movable bar (4) is provided with a movable groove (403) inside, the movable clamping block (6) is slidably connected in the movable groove (403), the one-way screw (7) is rotationally connected to the movable bar (4), the movable clamping block (6) is provided with a screw hole B (601) inside, and the one-way screw (7) is threadedly connected in the screw hole B (601).

3. The laser welding workbench with real-time monitoring structure according to claim 1, characterized in that: The top of the welding seat (3) is provided with a slide rail (301), the bottom of the movable bar (4) is provided with a rail groove (401), the movable bar (4) is slidably connected to the slide rail (301) through the rail groove (401), the bidirectional screw rod (9) is rotatably connected to the welding seat (3), a screw hole A (402) is provided inside the movable bar (4), and the bidirectional screw rod (9) is threadedly connected to the screw hole A (402).

4. The laser welding workbench with real-time monitoring structure according to claim 1, characterized in that: The pinion gear (8) is rotationally connected to the movable bar (4); a large gear (701) is provided at the end of the one-way screw rod (7); the pinion gear (8) is rotationally connected to the large gear (701); the spline shaft (10) is rotationally connected to the welding seat (3); a spline hole (801) is provided inside the pinion gear (8); and the spline shaft (10) slides through the spline hole (801).

5. The laser welding workbench with real-time monitoring structure according to claim 1, characterized in that: The movable seat (2) is rotatably connected to the support seat (1), the sliding sleeve (15) is slidably connected to the movable seat (2), a limit block (202) is arranged outside the movable seat (2), a movable hole (1501) is arranged inside the sliding sleeve (15), and the limit block (202) is slidably connected inside the movable hole (1501).

6. The laser welding workbench with real-time monitoring structure according to claim 1, characterized in that: A positioning groove (102) is arranged in a circumferential shape at one end of the support seat (1), an insert block (1502) is arranged in a circumferential shape on the outside of the sliding sleeve (15), and the insert block (1502) is inserted into the positioning groove (102). A spring (16) is sleeved on the outside of one end of the support seat (1), one end of the spring (16) contacts with the sliding sleeve (15), and the other end of the spring (16) contacts with the end of the support seat (1).

7. The laser welding workbench with real-time monitoring structure according to claim 1, characterized in that: The monitoring head (13) is provided with a slide groove (1301) inside, and the monitoring head (13) is slidably connected to the L-shaped support rod (11) through the slide groove (1301). The monitoring head (13) is provided with a screw hole C (1302) outside, and the bolt (14) is threadedly connected in the screw hole C (1302), and the end of the bolt (14) is in contact with the L-shaped support rod (11).

8. The laser welding workbench with real-time monitoring structure according to claim 1, characterized in that: The L-shaped support rod (11) is rotatably connected to the support seat (1); an arc-shaped sliding hole (101) is arranged on the top of the support seat (1); a sliding block (1102) is arranged outside the L-shaped support rod (11); and the sliding block (1102) is slidably connected in the arc-shaped sliding hole (101).

9. The laser welding workbench with real-time monitoring structure according to claim 1, characterized in that: The other end of the movable seat (2) is provided with a driving gear (201), and the transmission gear (12) is meshed with the driving gear (201); the bottom end of the L-shaped support rod (11) is provided with a driven gear (1101), and the driven gear (1101) is meshed with the transmission gear (12).

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