Welding spot polishing and finishing device
By designing a welding joint grinding and finishing device, the grinding arc and range are adjusted using the guide roller and gear mechanism, and the grinding belt is kept tight by the tensioning component, the problem of low grinding efficiency in the welding parts of the rounded bent workpiece is solved, and the operation efficiency is improved and applicability.
Patent Information
- Application Number
- CN202420252381.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-01
- Publication Date
- 2025-01-10
- Estimated Expiration
- 2034-02-01
AI Technical Summary
Some workpieces are rounded and bent, and the welding part is located on the recessed side. When grinding with conventional grinding wheels, the work strength of the operator is increased, and the efficiency is low.
A welding joint grinding and finishing device is designed, including base plate, vertical plate, grinding belt, guide roller, rotating shaft and motor. The flexible arc and range adjustment of the grinding belt is achieved through the gear and gear meshing mechanism, and the grinding belt is maintained through the tensioning assembly. tension.
It improves the flexibility and efficiency of welding joint polishing, reduces the work intensity of the operator, and ensures the polishing effect.
Smart Images
Figure CN222327701U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of welding spot grinding, in particular to a welding spot grinding and trimming device. Background Art
[0002] In daily production, in order to improve the appearance of the product and remove defects left by welding, the product needs to be polished to remove burrs and weld nodules remaining during welding.
[0003] In actual use, some workpieces are bent structures with rounded corners, and the welding parts are located on the recessed side. If conventional grinding wheels are used for grinding, the workload of operators will increase and the efficiency will be low.
[0004] Therefore, it is necessary to propose a welding spot grinding and finishing device to solve the above problems. Utility Model Content
[0005] The utility model aims to provide a welding spot grinding and trimming device to solve the problem that some workpieces are rounded bending structures and the welding parts are located on the concave side. If conventional grinding wheels are used for grinding, the operator's work intensity is increased and the efficiency is low.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a welding spot grinding and finishing device, comprising a base plate, the upper surface of the base plate is fixedly connected with a first vertical plate and a second vertical plate, the first vertical plate and the second vertical plate are distributed in parallel, a grinding belt is arranged between the first vertical plate and the second vertical plate, a first rotating shaft is fixedly connected to one end between the first vertical plate and the second vertical plate, a first rotating shaft is fixedly connected to a first rotating roller, the first rotating roller is attached to the inner ring of the grinding belt, a first guide roller and a second guide roller are arranged between the first vertical plate and the second vertical plate, and the first guide roller and the second guide roller are respectively attached to the inner rings of the upper and lower ends of the grinding belt for adjusting the grinding curvature of the grinding belt.
[0007] Preferably, a second rotating shaft is rotatably connected to the first vertical plate, and a first rotating plate is fixedly connected between the second rotating shaft and the first guide roller.
[0008] Preferably, a circular groove is formed on a side of the second vertical plate facing the first vertical plate, a rotating drum is rotatably connected inside the circular groove, the rotating drum is coaxially arranged with the second rotating shaft, and a second rotating plate is fixedly connected between the rotating drum and the second guide roller.
[0009] Preferably, a third rotating shaft is provided inside the rotating drum, and the third rotating shaft is rotatably connected to the inner wall of the circular groove, a first gear is fixedly connected to the third rotating shaft, a third gear is fixedly connected to the inner ring of the rotating drum, the first gear is meshingly connected to the third gear, and a second gear is fixedly connected to the second rotating shaft, and the second gear is meshingly connected to the first gear.
[0010] Preferably, a motor is fixedly connected to a surface of the first vertical plate facing away from the second vertical plate, and the second rotating shaft is fixedly connected to a driving shaft of the motor.
[0011] Preferably, a fourth rotating shaft is provided at the other end between the first vertical plate and the second vertical plate, a second rotating roller is fixedly connected to the fourth rotating shaft, the second rotating roller is attached to the inner ring of the grinding belt, sliding channels are provided inside the first vertical plate and the second vertical plate, and a tensioning assembly cooperating with the fourth rotating shaft is provided inside the sliding channel.
[0012] Preferably, the tensioning assembly includes a slide and a spring, the slide is slidably connected to the inside of the sliding channel, the fourth rotating shaft is rotatably connected to the slide, one end of the spring is fixedly connected to the slide, and one end of the spring is fixedly connected to the inner wall of the sliding channel.
[0013] The beneficial technical effect of the utility model is that the rotation of the motor drives the second rotating shaft to rotate, and the second rotating shaft drives the first guide roller to swing through the first rotating plate. At the same time, since the second gear is meshed and connected with the first gear, and the first gear is meshed and connected with the third gear, the rotating drum rotates synchronously, and its rotation direction is opposite to the rotation direction of the second rotating shaft. The first guide roller and the second guide roller can swing toward the first rotating roller at the same time, or swing toward the second rotating roller at the same time, and the arc and range of grinding can be flexibly adjusted to improve the applicability of the welding spot grinding and finishing device; during the adjustment process, the tensioning assembly cooperates with the fourth rotating shaft, so that the grinding belt can always remain in a tensioned state to ensure the grinding effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a structural schematic diagram of the welding spot grinding and finishing device of the utility model.
[0015] Figure 2 The utility model is a schematic diagram of the cross-sectional structure of the welding spot grinding and trimming device.
[0016] Figure 3 For this utility model Figure 2 A schematic diagram of the enlarged structure in the middle.
[0017] Figure 4 It is a schematic diagram of the structure of the first guide roller and the second guide roller of the utility model.
[0018] Figure 5It is a schematic diagram of the structure of the bottom plate, the first vertical plate and the second vertical plate of the utility model.
[0019] Figure 6 For this utility model Figure 5 Enlarged schematic diagram of the structure at point B in the middle.
[0020] Figure 7 For this utility model Figure 5 A schematic diagram of the enlarged structure in the middle.
[0021] In the figure: 1, bottom plate; 2, first vertical plate; 3, second vertical plate; 4, grinding belt; 5, first rotating shaft; 6, first rotating roller; 7, first guide roller; 8, first rotating plate; 9, second rotating shaft; 10, second guide roller; 11, second rotating plate; 12, rotating drum; 13, circular groove; 14, third rotating shaft; 15, first gear; 16, second gear; 17, third gear; 18, fourth rotating shaft; 19, second rotating roller; 20, motor; 21, sliding channel; 22, sliding seat; 23, spring. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0023] like Figure 1-Figure 7 As shown, the utility model provides a welding spot grinding and trimming device, comprising a bottom plate 1, a first vertical plate 2 and a second vertical plate 3 are fixedly connected to the upper surface of the bottom plate 1, the first vertical plate 2 and the second vertical plate 3 are arranged in parallel, and a grinding belt 4 is arranged between the first vertical plate 2 and the second vertical plate 3. The grinding belt 4 is rotated to grind the workpiece.
[0024] A first rotating shaft 5 is fixedly connected to one end between the first vertical plate 2 and the second vertical plate 3, and a first rotating roller 6 is fixedly connected to the first rotating shaft 5. The first rotating roller 6 is attached to the inner ring of the grinding belt 4. When in use, the concave side of the workpiece is attached to the grinding belt 4, and the rounded corner corresponds to the first rotating roller 6.
[0025] A fourth rotating shaft 18 is disposed at the other end between the first vertical plate 2 and the second vertical plate 3 , and a second rotating roller 19 is fixedly connected to the fourth rotating shaft 18 . The second rotating roller 19 is attached to the inner ring of the grinding belt 4 .
[0026] The first vertical plate 2 and the second vertical plate 3 are both provided with a sliding channel 21, and a tensioning assembly cooperating with the fourth rotating shaft 18 is provided inside the sliding channel 21, and the tensioning assembly includes a slide seat 22 and a spring 23. The slide seat 22 is slidably connected inside the sliding channel 21, the fourth rotating shaft 18 is rotatably connected to the slide seat 22, one end of the spring 23 is fixedly connected to the slide seat 22, and one end of the spring 23 is fixedly connected to the inner wall of the sliding channel 21. The tensioning assembly is provided to tension the grinding belt 4 to ensure the grinding effect.
[0027] A first guide roller 7 and a second guide roller 10 are provided between the first vertical plate 2 and the second vertical plate 3, and the first guide roller 7 and the second guide roller 10 are respectively attached to the inner rings of the upper and lower ends of the grinding belt 4, and are used to adjust the grinding curvature of the grinding belt 4. The first guide roller 7 and the second guide roller 10 are provided, and cooperate with the first rotating roller 6 to adjust the grinding curvature and range.
[0028] The first vertical plate 2 is rotatably connected with a second rotating shaft 9, and a first rotating plate 8 is fixedly connected between the second rotating shaft 9 and the first guide roller 7. The second rotating shaft 9 drives the first guide roller 7 to swing through the first rotating plate 8. A motor 20 is fixedly connected to the side of the first vertical plate 2 facing away from the second vertical plate 3, and the second rotating shaft 9 is fixedly connected to the driving shaft of the motor 20.
[0029] A circular groove 13 is formed on one side of the second vertical plate 3 facing the first vertical plate 2. A rotating drum 12 is rotatably connected inside the circular groove 13. The rotating drum 12 is coaxially arranged with the second rotating shaft 9. A second rotating plate 11 is fixedly connected between the rotating drum 12 and the second guide roller 10. The rotating drum 12 drives the second guide roller 10 to swing through the second rotating plate 11.
[0030] A third rotating shaft 14 is provided inside the rotating drum 12, and the third rotating shaft 14 is rotatably connected to the inner wall of the circular groove 13. A first gear 15 is fixedly connected to the third rotating shaft 14, and a third gear 17 is fixedly connected to the inner ring of the rotating drum 12, and the first gear 15 is meshed with the third gear 17. A second gear 16 is fixedly connected to the second rotating shaft 9, and the second gear 16 is meshed with the first gear 15.
[0031] Specifically, the motor 20 rotates to drive the second rotating shaft 9 to rotate, and the second rotating shaft 9 drives the first guide roller 7 to swing through the first rotating plate 8. At the same time, since the second gear 16 is meshed and connected with the first gear 15, and the first gear 15 is meshed and connected with the third gear 17, the rotating drum 12 rotates synchronously, and its rotation direction is opposite to the rotation direction of the second rotating shaft 9. The first guide roller 7 and the second guide roller 10 can swing toward the first rotating roller 6 at the same time, or swing toward the second rotating roller 19 at the same time, so as to adjust the arc and range of grinding, and improve the applicability of the welding spot grinding and finishing device;
[0032] During the adjustment process, the tensioning assembly cooperates with the fourth rotating shaft 18 so that the grinding belt 4 can always maintain a tensioned state to ensure the grinding effect.
Claims
1. A welding spot grinding and trimming device, characterized in that: The invention comprises a bottom plate (1), the upper surface of which is fixedly connected with a first vertical plate (2) and a second vertical plate (3), the first vertical plate (2) and the second vertical plate (3) are arranged in parallel, a grinding belt (4) is arranged between the first vertical plate (2) and the second vertical plate (3), a first rotating shaft (5) is fixedly connected to one end between the first vertical plate (2) and the second vertical plate (3), a first rotating roller (6) is fixedly connected to the first rotating shaft (5), the first rotating roller (6) is fitted on the inner ring of the grinding belt (4), a first guide roller (7) and a second guide roller (10) are arranged between the first vertical plate (2) and the second vertical plate (3), and the first guide roller (7) and the second guide roller (10) are respectively fitted on the inner rings of the upper and lower ends of the grinding belt (4) for adjusting the grinding curvature of the grinding belt (4).
2. A welding spot grinding and trimming device according to claim 1, characterized in that: A second rotating shaft (9) is rotatably connected to the first vertical plate (2), and a first rotating plate (8) is fixedly connected between the second rotating shaft (9) and the first guide roller (7).
3. A welding spot grinding and trimming device according to claim 2, characterized in that: A circular groove (13) is provided on one side of the second vertical plate (3) facing the first vertical plate (2); a rotating drum (12) is rotatably connected inside the circular groove (13); the rotating drum (12) is coaxially arranged with the second rotating shaft (9); and a second rotating plate (11) is fixedly connected between the rotating drum (12) and the second guide roller (10).
4. A welding spot grinding and trimming device according to claim 3, characterized in that: A third rotating shaft (14) is arranged inside the rotating drum (12), and the third rotating shaft (14) is rotatably connected to the inner wall of the circular groove (13). A first gear (15) is fixedly connected to the third rotating shaft (14), and a third gear (17) is fixedly connected to the inner ring of the rotating drum (12), and the first gear (15) is meshingly connected to the third gear (17). A second gear (16) is fixedly connected to the second rotating shaft (9), and the second gear (16) is meshingly connected to the first gear (15).
5. A welding spot grinding and trimming device according to claim 4, characterized in that: A motor (20) is fixedly connected to a surface of the first vertical plate (2) facing away from the second vertical plate (3), and the second rotating shaft (9) is fixedly connected to a driving shaft of the motor (20).
6. A welding spot grinding and trimming device according to claim 1, characterized in that: A fourth rotating shaft (18) is arranged at the other end between the first vertical plate (2) and the second vertical plate (3), a second rotating roller (19) is fixedly connected to the fourth rotating shaft (18), the second rotating roller (19) is fitted on the inner ring of the grinding belt (4), and a sliding channel (21) is provided inside the first vertical plate (2) and the second vertical plate (3), and a tensioning assembly cooperating with the fourth rotating shaft (18) is arranged inside the sliding channel (21).
7. A welding spot grinding and trimming device according to claim 6, characterized in that: The tensioning assembly comprises a slide seat (22) and a spring (23); the slide seat (22) is slidably connected to the inside of the sliding channel (21); the fourth rotating shaft (18) is rotatably connected to the slide seat (22); one end of the spring (23) is fixedly connected to the slide seat (22); and one end of the spring (23) is fixedly connected to the inner wall of the sliding channel (21).