Brake caliper welding station

Abstract

The utility model discloses a brake brake welding workstation, it includes: base, rotary drive component, rotary support, first positioning component, lifting drive component, second positioning component and at least two welding components, rotary drive component and welding component are located at the base, rotary support is located at the output of rotary drive component, and rotary drive component is used for driving rotary support relative to the rotation of base, and the both sides of rotary support are equipped with welding component each, first positioning component and lifting drive component all are located at rotary support, and first positioning component is used for positioning the bottom support plate of placing brake brake, second positioning component is located at the output of lifting drive component, and lifting drive component is used for driving second positioning component to move close or away from first positioning component, and second positioning component is used for positioning the side rib plate of placing brake brake, and welding component is used for the welding processing of bottom support plate and side rib plate. It is used to solve the problem of low efficiency and difficult control welding quality of artificial welding.

Description

Technical Field

[0001] This utility model relates to the field of brake manufacturing technology, and in particular to a brake welding workstation. Background Technology

[0002] As a core component of the safety system for vehicles such as automobiles and rail transit, the performance of brakes directly affects the safety of life and property. Welding technology, as a key connection process in the manufacturing of brakes, plays a decisive role in ensuring the structural integrity, mechanical properties, sealing performance, and long-term reliability of the brake assembly. However, current manual welding is inefficient and it is difficult to control the thermal deformation generated during the welding process, resulting in difficulties in guaranteeing welding quality and precision, which also makes mass production of brakes difficult. Utility Model Content

[0003] The purpose of this invention is to propose a brake welding workstation, which aims to solve the problems of low efficiency and difficulty in controlling welding quality in existing manual welding techniques.

[0004] To achieve one or more of the above objectives or other objectives, this utility model proposes a brake welding workstation, which includes: a base, a rotary drive assembly, a rotary support, a first positioning assembly, a lifting drive assembly, a second positioning assembly, and at least two welding assemblies. The rotary drive assembly and the welding assembly are disposed on the base; The rotating bracket is located at the output end of the rotating drive assembly, which drives the rotating bracket to rotate relative to the base. The welding assembly is provided on each side of the rotating bracket. Both the first positioning component and the lifting drive component are located on the rotating bracket. The first positioning component is used to position the base plate on which the brake is placed. The second positioning component is located at the output end of the lifting drive component. The lifting drive component is used to drive the second positioning component to move closer to or away from the first positioning component. The second positioning component is used to position the side rib plate on which the brake is placed. The welding assembly is used for welding the bottom support plate and the side stiffener plate.

[0005] In some embodiments of the brake welding workstation of this utility model, the rotating bracket is provided with an outer ring wall, an inner ring wall, a toothed band, and an inner ring hole formed by the inner ring wall; The lifting drive assembly and the toothed belt are both disposed on the outer ring wall. The lifting drive assembly is located between the two ends of the toothed belt. The output end of the lifting drive assembly passes through the outer ring wall and the inner ring wall to be located in the inner ring hole. The second positioning assembly is located in the inner ring hole. The output end of the rotation drive assembly is connected to the toothed belt. The first positioning assembly is disposed on the inner ring wall.

[0006] In some embodiments of the brake welding workstation of this utility model, the rotating bracket is further provided with an annular sidewall and an annular groove, the outer annular edge and the inner annular edge of the annular sidewall are respectively connected to the outer annular wall and the inner annular wall, and the annular groove is provided on the annular sidewall; The rotary drive assembly includes a rotary drive component, a drive gear, and a first driven wheel; The rotary drive component is disposed on the base; the drive gear is disposed on the drive shaft of the rotary drive component, and the drive gear is connected to the toothed belt; the first driven wheel is disposed on the base, and the first driven wheel is rotatably disposed on the annular groove.

[0007] In some embodiments of the brake welding workstation of this utility model, the rotary drive assembly further includes a second driven wheel and a third driven wheel; Both the second driven wheel and the third driven wheel are located on the base; The second driven wheel is tactilely connected to the toothed belt, and the third driven wheel is tactilely connected to the ring sidewall.

[0008] In some embodiments of the brake welding workstation of this utility model, the first positioning component includes a limiting plate and a limiting post. The limiting plate is disposed on the inner ring wall, and the limiting post is disposed on the limiting plate. The limiting post is used to insert and connect the bottom plate.

[0009] In some embodiments of the brake welding workstation of this utility model, the first positioning component further includes a first material limiting drive component, the first material limiting drive component is disposed on the inner ring wall, and the limiting post is disposed at the output end of the first material limiting drive component; The first material limiting drive component drives the limiting post to extend into the limiting tray to disengage from the bottom tray, and the first material limiting drive component drives the limiting post to extend out of the limiting tray to insert into and connect with the bottom tray.

[0010] In some embodiments of the brake welding workstation of this utility model, the second positioning component includes a sliding bracket, a material limiting slide plate, and a second material limiting drive component; The sliding support is located at the output end of the lifting drive assembly, and the second material limiting drive component connects the sliding support and the material limiting slide plate, forming a material limiting area between the sliding support and the material limiting slide plate; The second limiting drive component drives the limiting slide plate to move closer to or away from the sliding bracket to reduce or enlarge the limiting area, which is used to limit the placement of the side stiffener plate.

[0011] In some embodiments of the brake welding workstation of this utility model, the second material limiting drive component includes a second material limiting drive element, a telescopic shaft, and a moving guide rod; The second material limiting drive component is disposed on the material limiting slide plate, and the telescopic shaft is telescopically connected to the second material limiting drive component. The telescopic shaft passes through the material limiting slide plate to connect to the slide bracket. The movable guide rod is disposed on the slide bracket and is slidably connected to the material limiting slide plate. The setting direction of the movable guide rod is parallel to the setting direction of the telescopic shaft.

[0012] In some embodiments of the brake welding workstation of this utility model, the welding assembly includes a forward / backward drive component, a joint arm, and a welding gun; The forward and backward driving component is located on the base, the articulated arm is located at the output end of the forward and backward driving component, and the welding gun is located on the articulated arm; The forward / backward drive component drives the articulated arm to move the welding gun closer to or away from the first positioning component; The articulated arm drives the welding gun to rotate and shift. The welding gun is used for welding the base plate and side stiffeners.

[0013] In some embodiments of the brake welding workstation of this utility model, the brake welding workstation further includes a welding chamber and an exhaust fan; the welding chamber includes a chamber body, a door, and a light-blocking curtain; the chamber body is provided with a working chamber, a first cavity opening, a second cavity opening, and a third cavity opening; The first cavity, the second cavity, and the third cavity are all connected to the working cavity; The hatch is connected to the first cavity opening, and the light-blocking curtain is connected to the second cavity opening; the third cavity opening is connected to the exhaust fan.

[0014] The present invention has the following beneficial effects: The brake welding workstation proposed in this utility model uses a first positioning component and a second positioning component to position the bottom support plate and side rib plate of the brake, respectively. A lifting drive component is used to move the first and second positioning components closer together, facilitating the alignment and assembly of the bottom support plate and side rib plate and disassembly after welding. A rotation drive component is used to change the alignment position of the welding components relative to the bottom support plate and side rib plate to achieve complete welding of the bottom support plate and side rib plate. Using at least two welding components, with welding components on both sides of the rotating bracket, ensures uniform heating of the entire brake, dispersing the welding stress generated during the welding process. While ensuring the welding dimensions of the brake, it also significantly reduces the thermal deformation generated during the welding process, thereby effectively improving welding quality and product yield. Attached Figure Description

[0015] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0016] in: Figure 1 This is a schematic diagram of the structure of the brake device of this utility model that requires welding processing; Figure 2 This is a schematic diagram of the structure of a brake welding workstation in one embodiment of the present invention; Figure 3 This is a partial structural schematic diagram of a brake welding workstation in one embodiment of the present invention; Figure 4 for Figure 3 A schematic diagram of the decomposed state; Figure 5 This is a schematic diagram of the combined structure of the rotary drive assembly and the base of the brake welding workstation in one embodiment of the present invention. Figure 6 This is a schematic diagram of the rotating support structure of the brake welding workstation in one embodiment of the present invention; Figure 7 This is a schematic diagram of the structure of the first positioning component of the brake welding workstation in one embodiment of the present invention; Figure 8 This is a schematic diagram of the structure of the second positioning component of the brake welding workstation in one embodiment of the present invention; Figure 9 This is a schematic diagram of the welding components of a brake welding workstation in one embodiment of the present invention.

[0017] The image is labeled with: 10. Base; 20. Rotary drive assembly; 21. Rotary drive component; 22. Drive gear; 23. First driven wheel; 24. Second driven wheel; 25. Third driven wheel; 30. Rotary bracket; 31. Outer ring wall; 32. Inner ring wall; 33. Toothed belt; 34. Inner ring hole; 35. Ring side wall; 36. Ring groove; 40. First positioning assembly; 41. Limiting plate; 42. Limiting post; 43. First material limiting drive component; 44. Limiting side component; 50. Lifting drive assembly; 51. Lifting drive component; 52. Lifting slide; 60. Second positioning assembly; 61. Sliding bracket; 62. Material limiting slide plate; 63. Second material limiting drive component; 631. Second material limiting drive component; 632. Moving guide rod; 64. Material limiting area; 70. Welding assembly; 71. Advance and retraction drive component; 72. Articulated arm; 73. Welding gun; 80. Welding chamber; 81. Chamber body; 811. Working chamber; 812. First chamber opening; 813. Second chamber opening; 814. Third chamber opening; 82. Chamber door; 83. Blackout curtain; 831. Curtain moving drive component; 832. Curtain body; 100. Brake; 110. Base plate; 120. Side stiffener plate. Detailed Implementation

[0018] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0019] Reference Figures 1 to 9 The first embodiment of this utility model proposes a brake welding workstation, which includes: a base 10, a rotary drive assembly 20, a rotary support 30, a first positioning assembly 40, a lifting drive assembly 50, a second positioning assembly 60, and at least two welding assemblies 70. The rotary drive assembly 20 and the welding assembly 70 are disposed on the base 10; The rotating bracket 30 is located at the output end of the rotating drive assembly 20. The rotating drive assembly 20 is used to drive the rotating bracket 30 to rotate relative to the base 10. The welding assembly 70 is provided on each side of the rotating bracket 30. The first positioning component 40 and the lifting drive component 50 are both located on the rotating bracket 30. The first positioning component 40 is used to position the base plate 110 on which the brake 100 is placed. The second positioning component 60 is located at the output end of the lifting drive component 50. The lifting drive component 50 is used to drive the second positioning component 60 to move closer to or away from the first positioning component 40. The second positioning component 60 is used to position the side rib plate 120 on which the brake 100 is placed. The welding assembly 70 is used to weld the bottom support plate 110 and the side stiffener plate 120.

[0020] In this embodiment, the base plate 110 of the brake 100 is positioned on the first positioning component 40, and the side ribs 120 of the brake 100 are positioned on the second positioning component 60. The second positioning component 60 is driven closer to the first positioning component 40 by the lifting drive component 50, so that the side ribs 120 and the base plate 110 are aligned and positioned. Then, the welding components 70 provided on both sides of the rotating bracket 30 are used to weld the alignment positions of the side ribs 120 and the base plate 110, ensuring that the brake 100 is heated evenly and that the welding stress generated during the welding process is dispersed. This ensures the welding dimensions of the brake 100 while significantly reducing thermal deformation during the welding process, thereby effectively improving welding quality and product yield. Furthermore, the lifting drive component 50 is used to drive the second positioning component 60 closer to the first positioning component 40 to make adaptive adjustments according to different models and sizes of brakes 100, effectively improving the compatibility of the clamping and positioning of the brake welding workstation to meet the welding requirements of different types and specifications of brakes 100.

[0021] For details, see Figure 1 The brake 100 includes a base plate 110 and two side ribs 120; the two side ribs 120 are arranged in parallel with intervals, and both side ribs 120 are perpendicular to the base plate 110. Each of the two side ribs 120 has a welding assembly 70 on its outer side. One welding assembly 70 welds the outer side of one side rib 120 to the base plate 110, and the other welding assembly 70 welds the outer side of the other side rib 120 to the base plate 110.

[0022] In some embodiments of the brake welding workstation of this utility model, reference is made to... Figures 2 to 4 ,and Figure 6 The rotating bracket 30 is provided with an outer ring wall 31, an inner ring wall 32, a toothed band 33, and an inner ring hole 34 formed by the inner ring wall 32. The lifting drive assembly 50 and the toothed belt 33 are both disposed on the outer ring wall 31. The lifting drive assembly 50 is located between the two ends of the toothed belt 33. The output end of the lifting drive assembly 50 passes through the outer ring wall 31 and the inner ring wall 32 to be located in the inner ring hole 34. The second positioning assembly 60 is located in the inner ring hole 34. The output end of the rotation drive assembly 20 is connected to the toothed belt 33. The first positioning assembly 40 is disposed on the inner ring wall 32.

[0023] In this embodiment, the toothed band 33 is used to improve the stability of the rotation drive of the rotation drive assembly 20 and the rotation support 30, and the first positioning assembly 40 and the second positioning assembly 60 are disposed in the inner ring hole 34, thereby improving the stability of the rotation drive of the first positioning assembly 40 and the second positioning assembly 60.

[0024] In some embodiments of the brake welding workstation of this utility model, reference is made to... Figures 2 to 6 The rotating bracket 30 is also provided with an annular sidewall 35 and an annular groove 36. The outer annular edge and the inner annular edge of the annular sidewall 35 are respectively connected to the outer annular wall 31 and the inner annular wall 32, and the annular groove 36 is provided on the annular sidewall 35. The rotary drive assembly 20 includes a rotary drive component 21, a drive gear 22, and a first driven wheel 23; The rotary drive component 21 is disposed on the base 10; the drive gear 22 is disposed on the drive shaft of the rotary drive component 21, and the drive gear 22 is connected to the toothed belt 33; the first driven wheel 23 is disposed on the base 10, and the first driven wheel 23 is rotatably disposed on the annular groove 36.

[0025] In this embodiment, the rotation drive of the rotating bracket 30 is achieved by using the drive gear 22 and the toothed belt 33, combined with the rotation drive component 21. Then, the first driven wheel 23 and the ring groove 36 play a guiding role in the rotation drive, and improve the stability of the rotation drive.

[0026] In some embodiments of the brake welding workstation of this utility model, reference is made to... Figures 2 to 6 The rotary drive assembly 20 further includes a second driven wheel 24 and a third driven wheel 25; The second driven wheel 24 and the third driven wheel 25 are both located on the base 10; The second driven wheel 24 is tactilely connected to the toothed belt 33, and the third driven wheel 25 is tactilely connected to the annular sidewall 35.

[0027] In this embodiment, the stability of the rotation drive of the rotating bracket 30 relative to the base 10 is further improved by using the second driven wheel 24 and the third driven wheel 25, so as to ensure the welding quality of the welding assembly 70.

[0028] In some embodiments of the brake welding workstation of this utility model, reference is made to... Figure 7 The first positioning component 40 includes a limiting plate 41 and a limiting post 42. The limiting plate 41 is disposed on the inner ring wall 32, and the limiting post 42 is disposed on the limiting plate 41. The limiting post 42 is used to insert and connect the bottom plate 110.

[0029] In this embodiment, the bottom of the bottom support plate 110 is supported by the limiting plate 41, and the limiting post 42 is inserted and connected to the bottom support plate 110 to limit the position of the bottom support plate 110 in the radial direction.

[0030] In some embodiments of the brake welding workstation of this utility model, reference is made to... Figure 7 The first positioning component 40 further includes a first limiting material driving component 43, which is disposed on the inner ring wall 32, and the limiting post 42 is disposed on the output end of the first limiting material driving component 43. The first limiting material driving component 43 drives the limiting post 42 to extend into the limiting plate 41 to disengage from the bottom plate 110, and the first limiting material driving component 43 drives the limiting post 42 to extend out of the limiting plate 41 to insert and connect with the bottom plate 110.

[0031] In this embodiment, the first limiting drive component 43 is used to control the lifting and lowering movement of the limiting post 42 to realize the unloading operation or limiting operation of the bottom support plate 110, which facilitates the loading and unloading of the bottom support plate 110. Moreover, the rising height of the limiting post 42 is adjusted according to the different thickness models of the bottom support plate 110 to meet the welding requirements of different models of brakes 100.

[0032] In some embodiments of the brake welding workstation of this utility model, reference is made to... Figure 7 The first positioning component 40 also includes a limiting side member 44. Each side of the limiting support plate 41 is provided with a limiting side member 44, which limits the left and right offset of the bottom support plate 110.

[0033] In some embodiments of the brake welding workstation of this utility model, reference is made to... Figure 8 The second positioning component 60 includes a sliding bracket 61, a material limiting slide plate 62, and a second material limiting drive component 63; The sliding bracket 61 is located at the output end of the lifting drive assembly 50, and the second limiting drive component 63 connects the sliding bracket 61 and the limiting slide plate 62, forming a limiting area 64 between the sliding bracket 61 and the limiting slide plate 62; The second limiting drive component 63 drives the limiting slide plate 62 to move closer to or away from the sliding bracket 61 to reduce or enlarge the limiting area 64, which is used to limit the placement of the side stiffener plate 120.

[0034] In this embodiment, with the driving action of the lifting drive assembly 50, the sliding bracket 61 drives the limiting slide plate 62 and the second limiting drive component 63 to move up and down together. The second limiting drive component 63 controls the size of the limiting area 64 by moving the limiting slide plate 62 closer to or away from the sliding bracket 61. Combined with placing the side stiffener plate 120 in the limiting area 64, the second limiting drive component 63 controls the limiting slide plate 62 to move closer, so as to limit and fix the side stiffener plate 120 in the limiting area 64. The second limiting drive component 63 controls the limiting slide plate 62 to move away, so as to remove the side stiffener plate 120 from the limiting area 64. Moreover, the size of the limiting area 64 is adaptively adjusted according to the different thicknesses and models of the side stiffener plate 120 to meet the welding requirements of different models of brakes 100.

[0035] In some embodiments of the brake welding workstation of this utility model, reference is made to... Figures 2 to 4 The lifting drive assembly 50 includes a lifting drive component 51 and a lifting slide 52; the cylinder of the lifting drive component 51 is fixed to the outer ring wall 31, the drive rod of the lifting drive component 51 passes through the rotating bracket 30 and enters the inner ring hole 34, the lifting slide 52 is fixed to the inner ring wall 32, and the slide bracket 61 is provided on the drive rod of the lifting drive component 51 and the lifting slide 52.

[0036] In some embodiments of the brake welding workstation of this utility model, reference is made to... Figure 8 The second material limiting drive component 63 includes a second material limiting drive component 631, a telescopic shaft, and a moving guide rod 632; The second material limiting drive component 63 is disposed on the material limiting slide plate 62, and the telescopic shaft is telescopically connected to the second material limiting drive component 63. The telescopic shaft passes through the material limiting slide plate 62 to connect to the slide bracket 61. The movable guide rod 632 is disposed on the slide bracket 61, and the movable guide rod 632 is slidably connected to the material limiting slide plate 62. The setting direction of the movable guide rod 632 is parallel to the setting direction of the telescopic shaft.

[0037] In this embodiment, a telescopic shaft extends into and out of the second material limiting drive component 63, causing the material limiting slide plate 62 to move closer to or further away from the slide bracket 61. The moving guide rod 632 serves as a guide to ensure the stable movement of the material limiting slide plate 62.

[0038] In some embodiments of the brake welding workstation of this utility model, reference is made to... Figure 9The welding assembly 70 includes an advance / retreat drive component 71, a joint arm 72, and a welding gun 73; The forward and backward driving component 71 is disposed on the base 10, the articulated arm 72 is disposed on the output end of the forward and backward driving component 71, and the welding gun 73 is disposed on the articulated arm 72; The forward / backward drive component 71 drives the articulated arm 72 to move the welding gun 73 closer to or away from the first positioning component 40; The articulated arm 72 drives the welding gun 73 to rotate and shift. The welding gun 73 is used to weld the base plate 110 and the side stiffener plate 120.

[0039] In this embodiment, the forward and backward drive component 71 controls the articulated arm 72 to move the welding gun 73 closer to or further away from the brake 100. The articulated arm 72 also adjusts the horizontal and vertical rotation angles of the welding gun 73 to facilitate welding operations and loading / unloading after welding. Furthermore, it allows for adjusting the position of the welding gun 73 according to different models of brakes 100 to meet the welding requirements of different models of brakes 100.

[0040] In some embodiments of the brake welding workstation of this utility model, reference is made to... Figure 1 The brake welding workstation also includes a welding chamber 80 and an exhaust fan; the welding chamber 80 includes a chamber body 81, a door 82 and a light-blocking curtain 83; the chamber body 81 is provided with a working chamber 811, a first cavity opening 812, a second cavity opening 813 and a third cavity opening 814; The first cavity 812, the second cavity 813 and the third cavity 814 are all connected to the working cavity 811; The hatch 82 is connected to the first cavity 812 in an opening and closing manner, and the light-blocking curtain 83 is connected to the second cavity 813 in an opening and closing manner; the third cavity 814 is connected to the exhaust fan.

[0041] In this embodiment, the welding chamber 80 utilizes its body 81 to achieve concealed welding operations. A ventilation fan is connected to the third cavity 814 to collect waste, reducing environmental pollution caused by welding waste. Furthermore, a light-blocking curtain 83 allows users to enter the chamber 81 to observe the welding operation. The door 82 is connected to the first cavity 812, facilitating the user's removal and removal of the brake 100 from the working chamber 811, as well as the replacement and maintenance of components such as the base 10, rotary drive assembly 20, rotary support 30, first positioning assembly 40, lifting drive assembly 50, second positioning assembly 60, and at least two welding assemblies 70 within the working chamber 811.

[0042] Furthermore, the hatch 82 is hinged to the first cavity 812, which facilitates the opening and closing of the hatch 82 and the first cavity 812.

[0043] Furthermore, the blackout curtain 83 includes two curtain-moving drive components 831 and two curtain bodies 832. The two curtain-moving drive components 831 are respectively located on both sides of the second cavity 813, and the two curtain bodies 832 are respectively located at the output ends of the two curtain-moving drive components 831. The two curtain-moving drive components 831 control the movement of the curtain bodies 832 to move closer or further away, thereby realizing the closing or opening of the second cavity 813.

[0044] The above-disclosed embodiments are merely preferred embodiments of the present utility model and should not be construed as limiting the scope of the present utility model. Therefore, any equivalent variations made in accordance with the claims of the present utility model shall still fall within the scope of the present utility model.

Claims

1. A brake welding workstation, characterized in that, It includes a base, a rotation drive assembly, a rotation bracket, a first positioning assembly, a lifting drive assembly, a second positioning assembly, and at least two welding assemblies; The rotary drive assembly and the welding assembly are disposed on the base; The rotating bracket is located at the output end of the rotating drive assembly, which drives the rotating bracket to rotate relative to the base. The welding assembly is provided on each side of the rotating bracket. Both the first positioning component and the lifting drive component are located on the rotating bracket. The first positioning component is used to position the base plate on which the brake is placed. The second positioning component is located at the output end of the lifting drive component. The lifting drive component is used to drive the second positioning component to move closer to or away from the first positioning component. The second positioning component is used to position the side rib plate on which the brake is placed. The welding assembly is used for welding the bottom support plate and the side stiffener plate.

2. The brake welding workstation according to claim 1, characterized in that, The rotating bracket is provided with an outer ring wall, an inner ring wall, a toothed band, and an inner ring hole formed by the inner ring wall; The lifting drive assembly and the toothed belt are both disposed on the outer ring wall. The lifting drive assembly is located between the two ends of the toothed belt. The output end of the lifting drive assembly passes through the outer ring wall and the inner ring wall to be located in the inner ring hole. The second positioning assembly is located in the inner ring hole. The output end of the rotation drive assembly is connected to the toothed belt. The first positioning assembly is disposed on the inner ring wall.

3. The brake welding workstation according to claim 2, characterized in that, The rotating bracket is also provided with an annular sidewall and an annular groove. The outer annular edge and the inner annular edge of the annular sidewall are respectively connected to the outer annular wall and the inner annular wall, and the annular groove is provided in the annular sidewall. The rotary drive assembly includes a rotary drive component, a drive gear, and a first driven wheel; The rotary drive component is disposed on the base; the drive gear is disposed on the drive shaft of the rotary drive component, and the drive gear is connected to the toothed belt; the first driven wheel is disposed on the base, and the first driven wheel is rotatably disposed on the annular groove.

4. The brake welding workstation according to claim 3, characterized in that, The rotary drive assembly further includes a second driven wheel and a third driven wheel; Both the second driven wheel and the third driven wheel are located on the base; The second driven wheel is tactilely connected to the toothed belt, and the third driven wheel is tactilely connected to the ring sidewall.

5. The brake welding workstation according to claim 2, characterized in that, The first positioning component includes a limiting plate and a limiting post. The limiting plate is disposed on the inner ring wall, and the limiting post is disposed on the limiting plate. The limiting post is used to insert and connect the bottom plate.

6. The brake welding workstation according to claim 5, characterized in that, The first positioning component further includes a first material limiting drive component, which is disposed on the inner ring wall, and the limiting post is disposed at the output end of the first material limiting drive component; The first material limiting drive component drives the limiting post to extend into the limiting tray to disengage from the bottom tray, and the first material limiting drive component drives the limiting post to extend out of the limiting tray to insert into and connect with the bottom tray.

7. The brake welding workstation according to any one of claims 1-6, characterized in that, The second positioning component includes a sliding bracket, a material limiting slide plate, and a second material limiting drive component; The sliding support is located at the output end of the lifting drive assembly, and the second material limiting drive component connects the sliding support and the material limiting slide plate, forming a material limiting area between the sliding support and the material limiting slide plate; The second limiting drive component drives the limiting slide plate to move closer to or away from the sliding bracket to reduce or enlarge the limiting area, which is used to limit the placement of the side stiffener plate.

8. The brake welding workstation according to claim 7, characterized in that, The second material limiting drive component includes a second material limiting drive element, a telescopic shaft, and a moving guide rod; The second material limiting drive component is disposed on the material limiting slide plate, and the telescopic shaft is telescopically connected to the second material limiting drive component. The telescopic shaft passes through the material limiting slide plate to connect to the slide bracket. The movable guide rod is disposed on the sliding bracket, and the movable guide rod is slidably connected to the material limiting slide plate. The setting direction of the movable guide rod is parallel to the setting direction of the telescopic shaft.

9. The brake welding workstation according to any one of claims 1-6, characterized in that, The welding assembly includes a forward / backward drive component, a joint arm, and a welding gun; The forward and backward driving component is located on the base, the articulated arm is located at the output end of the forward and backward driving component, and the welding gun is located on the articulated arm; The forward / backward drive component drives the articulated arm to move the welding gun closer to or away from the first positioning component; The articulated arm drives the welding gun to rotate and shift. The welding gun is used for welding the base plate and side stiffeners.

10. The brake welding workstation according to any one of claims 1-6, characterized in that, The brake welding workstation also includes a welding chamber and an exhaust fan; the welding chamber includes a chamber body, a door, and a light-blocking curtain; the chamber body is provided with a working chamber, a first chamber opening, a second chamber opening, and a third chamber opening; The first cavity, the second cavity, and the third cavity are all connected to the working cavity; The hatch is connected to the first cavity opening, and the light-blocking curtain is connected to the second cavity opening; the third cavity opening is connected to the exhaust fan.

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