An automatic welding device for a heater connector

Abstract

Disclosed is an automated welding device for heater connectors, belonging to the technical field of thin-walled parts processing equipment; by providing a welding manipulator and utilizing the welding manipulator for welding, the welding efficiency can be effectively improved, and the welding quality of the heater connector can be ensured; by providing an expansion sleeve, by tightening the locking nut, the tightening force is used to drive the extrusion plate to push the expansion sleeve to expand the expansion sleeve, and the expansion of the expansion sleeve can fix the heater connector; by providing an expansion sleeve and an extrusion plate, the first and second positioning surfaces on the expansion sleeve and the expansion sleeve are matched with the third positioning surface on the extrusion plate, the end cover can be clamped to prevent the end cover from being displaced and deformed during welding, thereby preventing the end cover from breaking or scratching; by providing a feeding device and utilizing two sets of conveyor belt groups in the feeding device for horizontal feeding, it can be avoided that the heater connector is bumped during manual loading and clamping, causing creases or bumps.

Description

Technical Field

[0001] The invention belongs to the technical field of thin-walled parts processing equipment, and in particular relates to an automatic welding device for heater connectors. Background Art

[0002] In the processing technology of heater connector welding pipe cover, the heater connector and the end cover need to be connected by welding. In actual application, when the heater connector and the end cover are welded, since both the heater connector and the end cover are thin-walled parts, they are easily broken or scratched when clamped using traditional clamping methods. At the same time, traditional end covers and heater connectors are usually welded manually with handheld welding tools, and the quality of manual welding cannot be guaranteed to be consistent. Summary of the Invention

[0003] The present invention mainly solves the technical problems existing in the above-mentioned prior art and provides an automatic welding device for heater connectors.

[0004] The above technical problems of the present invention are mainly solved by the following technical solutions: an automatic welding device for heater connectors, comprising a welding manipulator, a clamping mechanism and a feeding mechanism, wherein the feeding mechanism is arranged on the front side of the clamping mechanism, the welding manipulator is arranged on the left side of the clamping mechanism, the clamping mechanism comprises a first bottom support, a first mounting plate is provided on the first bottom support, an axle seat is provided on the upper surface of the first mounting plate, a rotating shaft is provided in the axle seat, the rotating shaft is rotatably connected to the axle seat, a driving motor is provided on the lower surface of the first mounting plate, a front end sleeve of the rotating shaft is provided with a support sleeve, the support sleeve is fixedly connected to the rotating shaft, and the support sleeve is inside A positioning inclined surface is provided at the opening of the hole, and a connecting seat is fixedly connected to the rotating shaft in the expansion sleeve, and the connecting seat is fixedly connected to the rotating shaft and is coaxially arranged. A connecting shaft is threadedly connected to the center position of the expansion sleeve, and an expansion sleeve is sleeved on the connecting shaft in the expansion sleeve. The front end of the expansion sleeve is provided with a matching inclined surface that cooperates with the positioning inclined surface, and an extrusion plate is sleeved on the connecting shaft at the front end of the extrusion plate. A locking nut is sleeved on the connecting shaft, and the locking nut is threadedly connected to the connecting shaft. The clamping mechanism includes a second bottom support, a second mounting plate is provided on the second bottom support, and two groups of conveyor belt groups are provided on the upper surface of the second mounting plate.

[0005] Preferably, the two groups of conveyor belt groups are arranged obliquely and symmetrically, and each group of conveyor belt groups includes two vertical plates arranged at the front and rear ends of the second mounting plate and a telescopic electric cylinder, each of the two vertical plates is provided with a slide rail, and a sliding plate is mounted between the two vertical plates, and the two ends of the sliding plate are slidably connected to the slide rail on the same side, and the front and rear ends of the sliding plate are provided with two support plates, and a rotating shaft is rotatably connected between the two support plates, and a small motor is provided on the front support plate, and the drive shaft of the small motor is fixedly connected to the rotating shaft on the front side, and a conveyor belt is connected between the two rotating shafts, and the telescopic electric cylinder is provided on the second mounting plate corresponding to the middle position of the sliding plate, and the protruding end of the telescopic electric cylinder is fixedly connected to the sliding plate.

[0006] Preferably, the front end of the expansion sleeve is provided with a first positioning arc surface, the front end of the expansion sleeve is provided with a second positioning arc surface, and the rear end surface of the extrusion plate is provided with a third positioning arc surface that cooperates with the first positioning arc surface and the second positioning arc surface.

[0007] Preferably, the first positioning arc surface and the second positioning arc surface have the same curvature.

[0008] Preferably, the curvature of the overall curved surface formed by the cooperation of the first positioning curved surface and the second positioning curved surface is consistent with the curvature of the third positioning curved surface.

[0009] Preferably, a driven pulley is provided at the rear end of the rotating shaft, and the driven pulley is fixedly connected to the rotating shaft.

[0010] Preferably, a transmission belt is connected between the driving pulley and the driven pulley.

[0011] The beneficial effects of the present invention are as follows: by arranging a welding manipulator and utilizing the welding manipulator for welding, the welding efficiency can be effectively improved, and the welding quality of the heater connector can be guaranteed; by arranging an expansion sleeve, by tightening the locking nut, the tightening force is used to drive the extrusion plate to push the expansion sleeve to expand the expansion sleeve, and the expansion of the expansion sleeve can fix the heater connector; by arranging an expansion sleeve and an extrusion plate, the first positioning surface and the second positioning surface on the expansion sleeve and the expansion sleeve are matched with the third positioning surface on the extrusion plate, the end cover can be clamped to prevent the end cover from being displaced and deformed during welding, thereby preventing the end cover from breaking or scratching; by arranging a feeding device and utilizing two groups of conveyor belts in the feeding device for horizontal feeding, it can be avoided that the heater connector is bumped during manual loading and clamping, causing creases or bumps. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the present invention;

[0013] Figure 2 yes Figure 1 A magnified schematic diagram of part A in the middle;

[0014] Figure 3 This is a front perspective structural diagram of the clamping mechanism of the present invention;

[0015] Figure 4 This is a rear perspective structural diagram of the clamping mechanism of the present invention;

[0016] Figure 5 This is a structural diagram of the rotating shaft and the expansion sleeve of the present invention;

[0017] Figure 6 This is a schematic diagram of the front end structure of the expansion sleeve of the present invention;

[0018] Figure 7 This is a schematic diagram of the rear end structure of the expansion sleeve of the present invention;

[0019] Figure 8 It is a structural schematic diagram of the extruded plate of the present invention.

[0020] In the figure: 1. Welding robot; 2. First bottom support; 3. First mounting plate; 4. Shaft seat; 5. Rotating shaft; 6. Driving motor; 7. Expanding sleeve; 8. First positioning arc surface; 9. Positioning inclined surface; 11. Connecting seat; 12. Connecting shaft; 13. Expansion sleeve; 14. Matching inclined surface; 15. Second positioning arc surface; 16. Extrusion plate; 17. Third positioning arc surface; 18. Locking nut; 19. Second bottom support; 20. Second mounting plate; 21. Vertical plate; 22. Telescopic electric cylinder; 23. Slide rail; 24. Sliding plate; 25. Support plate; 26. Rotating shaft; 27. Small motor; 28. Conveyor belt; 29. Driven pulley; 30. Active pulley; 31. Transmission belt. DETAILED DESCRIPTION

[0021] The technical solution of the present invention will be further specifically described below through embodiments and in conjunction with the accompanying drawings.

[0022] Embodiment: A heater connector automatic welding device, such as Figures 1-8As shown, it includes a welding manipulator 1, a clamping mechanism and a feeding mechanism, the feeding mechanism is arranged on the front side of the clamping mechanism, and the welding manipulator 1 is arranged on the left side of the clamping mechanism, and is characterized in that: the clamping mechanism includes a first bottom support 2, a first mounting plate 3 is provided on the first bottom support 2, an axle seat 4 is provided on the upper surface of the first mounting plate 3, a rotating shaft 5 is provided in the axle seat 4, the rotating shaft 5 is rotatably connected to the axle seat 4, a driving motor 6 is provided on the lower surface of the first mounting plate 3, a front end sleeve of the rotating shaft 5 is provided with a spread sleeve 7, the spread sleeve 7 is fixedly connected to the rotating shaft 5, a positioning inclined surface 9 is provided at the orifice of the inner hole of the spread sleeve 7, and the rotating shaft 5 in the spread sleeve 7 is fixed A connecting seat 11 is connected, which is fixedly connected to the rotating shaft 5 and coaxially arranged. A connecting shaft 12 is threadedly connected to the center position of the expansion sleeve 7. An expansion sleeve 13 is sleeved on the connecting shaft 12 in the expansion sleeve 7. The front end of the expansion sleeve 13 is provided with a matching inclined surface 14 that cooperates with the positioning inclined surface 9. An extrusion plate 16 is sleeved on the connecting shaft 12 at the front end of the expansion sleeve 13. A locking nut 18 is sleeved on the connecting shaft 12 at the front end of the extrusion plate 16. The locking nut 18 is threadedly connected to the connecting shaft 12. The clamping mechanism includes a second bottom support 19, and a second mounting plate 20 is provided on the second bottom support 19. The upper surface of the second mounting plate 20 is provided with two groups of conveyor belt groups.

[0023] The two groups of conveyor belt groups are arranged obliquely and symmetrically, and each group of conveyor belt groups includes two vertical plates 21 and a telescopic electric cylinder 22 arranged at the front and rear ends of the second mounting plate 20. A slide rail 23 is provided on each of the two vertical plates 21, and a sliding plate 24 is mounted between the two vertical plates 21. The two ends of the sliding plate 24 are slidably connected to the slide rail 23 on the same side. Two support plates 25 are provided at the front and rear ends of the sliding plate 24, and a rotating shaft 26 is rotatably connected between the two support plates 25. A small motor 27 is provided on the front support plate 25, and the drive shaft of the small motor 27 is fixedly connected to the rotating shaft 26 on the front side. A conveyor belt 28 is connected between the two rotating shafts 26. The telescopic electric cylinder 22 is provided on the second mounting plate 20 corresponding to the middle position of the sliding plate 24, and the protruding end of the telescopic electric cylinder 22 is fixedly connected to the sliding plate 24.

[0024] The front end of the expansion sleeve 7 is provided with a first positioning arc surface 8, the front end of the expansion sleeve 13 is provided with a second positioning arc surface 15, and the rear end surface of the extrusion plate 16 is provided with a third positioning arc surface 17 that cooperates with the first positioning arc surface 8 and the second positioning arc surface 15.

[0025] The curvature of the first positioning arc surface 8 is consistent with that of the second positioning arc surface 15; the curvature of the overall arc surface formed by the first positioning arc surface 8 and the second positioning arc surface 15 is consistent with the curvature of the third positioning arc surface 17; a driven pulley 29 is provided at the rear end of the rotating shaft 5, and the driven pulley 29 is fixedly connected to the rotating shaft 5; a driving pulley 30 is provided on the driving shaft of the driving motor 6, and the driving pulley 30 is fixedly connected to the driving shaft of the driving motor 6; a transmission belt 31 is connected between the driving pulley 30 and the driven pulley 29.

[0026] Principle of the present invention: When it is necessary to process the heater connector welding pipe cover, first control the two telescopic electric cylinders 22 to extend, drive the two sliding plates 24 to slide, place the heater connector on the two sets of conveyor belts on the rotating shaft 26, control the two small motors 27 to rotate, drive the conveyor belt 28 to move, put the heater connector into the rotating shaft 5, align the front port of the heater connector with the front port of the expansion sleeve 7, put the end cover to be welded on the expansion sleeve 13, fit the end cover on the first positioning arc surface 8 and the second positioning arc surface 15, then put the extrusion plate 16 in, stick the third positioning surface on the extrusion plate 16 on the end cover, align the edge of the end cover with the port of the heater connector, screw in the locking nut 18, rotate the locking nut 18, apply pressure to the extrusion plate 16, and the extrusion plate 16 pushes the expansion sleeve 13 to be squeezed inward. The expansion sleeve 7 is slightly opened by matching the inclined surface 14 and the positioning inclined surface 9 to fix the heater connector, control the drive motor 6 to rotate and drive the rotating shaft 5 to rotate, and use the welding manipulator 1 to weld.

[0027] Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above embodiments and is susceptible to numerous variations. Any simple modifications, equivalent variations, and modifications to the above embodiments based on the technical essence of the present invention are deemed to fall within the scope of protection of the present invention.

Claims

1. An automated welding device for a heater connector, comprising a welding manipulator (1), a clamping mechanism, and a feeding mechanism, wherein the feeding mechanism is arranged on the front side of the clamping mechanism, and the welding manipulator (1) is arranged on the left side of the clamping mechanism, characterized in that: The clamping mechanism comprises a first bottom support (2), a first mounting plate (3) is provided on the first bottom support (2), an axle seat (4) is provided on the upper surface of the first mounting plate (3), a rotating shaft (5) is provided in the axle seat (4), the rotating shaft (5) is rotatably connected to the axle seat (4), a driving motor (6) is provided on the lower surface of the first mounting plate (3), a front end sleeve of the rotating shaft (5) is provided with a support sleeve (7), the support sleeve (7) is fixedly connected to the rotating shaft (5), a positioning inclined surface (9) is provided at the opening of the inner hole of the support sleeve (7), a connecting seat (11) is fixedly connected to the rotating shaft (5) in the support sleeve (7), and the connecting seat (11) is fixedly connected to the rotating shaft (5) and is The axis is set, and a connecting shaft (12) is threadedly connected to the center position of the expansion sleeve (7), and an expansion sleeve (13) is sleeved on the connecting shaft (12) in the expansion sleeve (7), and the front end of the expansion sleeve (13) is provided with a matching inclined surface (14) that matches the positioning inclined surface (9), and an extrusion plate (16) is sleeved on the connecting shaft (12) at the front end of the expansion sleeve (13), and a locking nut (18) is sleeved on the connecting shaft (12) at the front end of the extrusion plate (16), and the locking nut (18) is threadedly connected to the connecting shaft (12), and the clamping mechanism includes a second bottom support (19), and a second mounting plate (20) is provided on the second bottom support (19), and two groups of conveyor belt groups are provided on the upper surface of the second mounting plate (20).

2. The automatic welding device for heater connectors according to claim 1, characterized in that: The two groups of conveyor belts are arranged obliquely and symmetrically. Each group of conveyor belts comprises two vertical plates (21) and a telescopic electric cylinder (22) arranged at the front and rear ends of the second mounting plate (20). A slide rail (23) is provided on each of the two vertical plates (21). A sliding plate (24) is arranged between the two vertical plates (21). The two ends of the sliding plate (24) are slidably connected to the slide rail (23) on the same side. The front and rear ends of the sliding plate (24) are each provided with two support plates (25). A rotating shaft (26) is rotatably connected between the support plates (25). A small motor (27) is provided on the front support plate (25). The drive shaft of the small motor (27) is fixedly connected to the rotating shaft (26) on the front side. A transmission belt (28) is connected between the two rotating shafts (26). The telescopic electric cylinder (22) is provided on a second mounting plate (20) corresponding to the middle position of the sliding plate (24). The extended end of the telescopic electric cylinder (22) is fixedly connected to the sliding plate (24).

3. The automatic welding device for heater connectors according to claim 1, characterized in that: The front end of the expansion sleeve (7) is provided with a first positioning arc surface (8), the front end of the expansion sleeve (13) is provided with a second positioning arc surface (15), and the rear end surface of the extrusion plate (16) is provided with a third positioning arc surface (17) that cooperates with the first positioning arc surface (8) and the second positioning arc surface (15).

4. The automatic welding device for heater connectors according to claim 3, characterized in that: The first positioning cambered surface (8) and the second positioning cambered surface (15) have the same curvature.

5. The automatic welding device for heater connectors according to claim 4, characterized in that: The curvature of the overall camber formed by the cooperation of the first positioning cambered surface (8) and the second positioning cambered surface (15) is consistent with the curvature of the third positioning cambered surface (17).

6. The automatic welding device for heater connectors according to claim 1, characterized in that: A driven pulley (29) is provided at the rear end of the rotating shaft (5), and the driven pulley (29) is fixedly connected to the rotating shaft (5).

7. The automatic welding device for heater connectors according to claim 1, characterized in that: A driving pulley (30) is provided on the driving shaft of the driving motor (6), and the driving pulley (30) is fixedly connected to the driving shaft of the driving motor (6).

8. The automatic welding device for heater connectors according to claim 7, characterized in that: A transmission belt (31) is connected between the driving pulley (30) and the driven pulley (29).

Images