Surface hot spray welding device for sheet metal parts

Abstract

The utility model relates to the field of spray welding devices, and discloses a sheet metal part surface hot spray welding device which comprises a base, the top end of the base is fixedly connected with two sets of supporting frames, the inner walls of the supporting frames are connected with push rods in a penetrating and sliding mode, and the tail ends of the inner sides of the push rods are elastically connected with a frame through reset springs a. A clamping block a is fixedly connected to the tail end of the push rod, a plurality of clamping grooves a are formed in the inner wall of the supporting frame, a clamping assembly is rotatably connected to the inner wall of the frame, a supporting plate is fixedly connected to the outer wall of the upper portion of the base, an electric guide rail is arranged on the outer wall of the inner side of the supporting plate, and an adjusting rod is slidably connected to the inner wall of the electric guide rail; a mounting seat is slidably connected to the outer wall of the adjusting rod, a rotating disc is rotatably connected to the inner wall of the mounting seat, and a spray gun is detachably connected to the inner wall of the rotating disc. According to the utility model, the clamping angle can be adjusted, so that dead angles in the machining process are avoided and machining cannot be carried out.

Description

Technical Field

[0001] The utility model relates to the field of spray welding devices, in particular to a surface thermal spray welding device for sheet metal parts. Background Art

[0002] Sheet metal parts refer to parts made by cutting, bending, stamping and other processing techniques on metal sheets. Surface thermal spray welding device is a device that uses heat energy to melt welding materials and then spray them onto the surface of the workpiece to form a coating or repair the surface.

[0003] With the development of science and technology, surface thermal spraying technology has been continuously improved, and the types of coating materials and the performance of spraying equipment have been continuously improved, making the surface treatment effect of sheet metal parts more superior.

[0004] At present, the surface thermal spray welding device for sheet metal parts uses a high-temperature flame or plasma arc to heat the spray welding material to a molten state after fixing the sheet metal parts, and then uses a spray gun to spray it onto the surface of the sheet metal parts to form a coating. However, the current fixing device is not flexible in adjusting the angle, and may need to be frequently removed to ensure that all positions of the sheet metal parts are covered. In addition, the spray gun is mostly fixed to the device with screws and nuts, and removal and installation require the use of additional disassembly tools, which is inconvenient. Therefore, a surface thermal spray welding device for sheet metal parts is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a surface thermal spray welding device for sheet metal parts, aiming to improve the problems in the prior art that the disassembly and installation of the spray gun requires the help of additional tools and the angle adjustment of the clamping device is inconvenient.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a surface thermal spray welding device for sheet metal parts, comprising a base, two groups of support frames are fixedly connected to the top of the base, a push rod is passed through and slidably connected to the inner wall of the support frame, the inner end of the push rod is elastically connected to the frame through a reset spring a, the end of the push rod is fixedly connected to a clamping block a, a plurality of groups of clamping grooves a are provided on the inner wall of the support frame, a clamping assembly is rotatably connected to the inner wall of the frame, a support plate is fixedly connected to the outer wall above the base, an electric guide rail is provided on the inner wall of the support plate, an adjusting rod is slidably connected to the inner wall of the electric guide rail, the outer wall of the adjusting rod is slidably connected to a mounting seat, the inner wall of the mounting seat is rotatably connected to a turntable, and the inner wall of the turntable is detachably connected to a spray gun.

[0007] As a further description of the above technical solution:

[0008] The inner wall of the spray gun is slidably connected with two groups of blocks b, and the two groups of blocks b are elastically connected via a reset spring b. The inner wall of the turntable is provided with a slot b, and the inner wall of the mounting seat is penetrated and slidably connected with a pressing block.

[0009] As a further description of the above technical solution:

[0010] The clamping assembly includes a threaded rod, a motor is welded to the inner wall of the frame, the output shaft of the motor is fixedly connected to the end of the threaded rod, two groups of clamping blocks are threadedly connected to the outer wall of the threaded rod, a guide rod is fixedly connected to the inner side of the frame, and the outer wall of the guide rod is slidably connected to the inner wall of the clamping block.

[0011] As a further description of the above technical solution:

[0012] One end of the return spring a is fixedly connected to the inner end of the push rod, and the other end of the return spring a is fixedly connected to the inner wall of the frame.

[0013] As a further description of the above technical solution:

[0014] The outer wall of the clamping block a is clamped with the inner wall of the clamping slot a.

[0015] As a further description of the above technical solution:

[0016] The two ends of the return spring b are respectively and fixedly connected with the two groups of clamping blocks b at intervals.

[0017] As a further description of the above technical solution:

[0018] The outer wall of the clamping block b is clamped with the inner wall of the clamping slot b.

[0019] As a further description of the above technical solution:

[0020] The inner outer wall of the pressing block contacts the outer wall at the end of the clamping block b.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, by setting a push rod, when it is necessary to adjust the fixed angle of the sheet metal part, the push rod is pushed inward until the clamping block a and the clamping slot a are released, and then the push rod is rotated to drive the angle of the clamping device to change, thereby avoiding the situation where dead angles cannot be processed during the processing process, and the angle adjustment is relatively convenient.

[0023] 2. In the utility model, by providing a pressing block, when the spray gun needs to be removed, the pressing block is pressed inward to release the engagement between the clamping block b and the clamping slot b. At this time, the spray gun can be removed. The disassembly method is simple and does not require the aid of additional disassembly tools. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is an overall front schematic diagram of a surface thermal spray welding device for a sheet metal part proposed by the utility model;

[0025] Figure 2 A schematic cross-sectional view of a support frame of a surface thermal spray welding device for a sheet metal part proposed by the utility model;

[0026] Figure 3 This is a front schematic diagram of a mounting base of a surface thermal spray welding device for a sheet metal part proposed by the utility model.

[0027] Legend:

[0028] 1. Base; 2. Support frame; 3. Frame; 4. Motor; 5. Threaded rod; 6. Guide rod; 7. Clamp block; 8. Return spring a; 9. Push rod; 10. Block a; 11. Slot a; 12. Support plate; 13. Electric guide rail; 14. Adjustment rod; 15. Mounting seat; 16. Spray gun; 17. Return spring b; 18. Block b; 19. Turntable; 20. Slot b; 21. Press block. DETAILED DESCRIPTION

[0029] 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.

[0030] Reference Figure 1-Figure 2, the utility model provides an embodiment: a surface thermal spray welding device for sheet metal parts, including a base 1, two groups of support frames 2 are fixedly connected to the top of the base 1, a push rod 9 is penetrated and slidably connected to the inner wall of the support frame 2, the inner end of the push rod 9 is elastically connected to the frame 3 through a reset spring a8, one end of the reset spring a8 is fixedly connected to the inner end of the push rod 9, and the other end of the reset spring a8 is fixedly connected to the inner wall of the frame 3. Pushing the push rod 9 inward can squeeze the reset spring a8 to retract it. At the same time, the elastic force generated by the deformation of the reset spring a8 gives the push rod 9 an outward push-pull force to reset it. A clamping block a10 is fixedly connected to the end of the push rod 9, and a plurality of groups of clamping grooves a11 are opened on the inner wall of the support frame 2. The outer wall of the clamping block a10 is clamped with the inner wall of the clamping groove a11, and the push rod 9 can be pushed inward. So that it can be released from the card slot a11 and fully inserted into the frame 3, and then the rotating push rod 9 can drive the frame 3 to rotate together, and the inner wall of the frame 3 is rotatably connected with a clamping assembly, and the clamping assembly includes a threaded rod 5, and a motor 4 is welded to the inner wall of the frame 3. The output shaft of the motor 4 is fixedly connected to the end of the threaded rod 5. Driving the motor 4 can make the threaded rod 5 rotate, and the outer wall of the threaded rod 5 is threadedly connected with two groups of clamping blocks 7, and the inner walls of the two groups of clamping blocks 7 are provided with reverse threads. A guide rod 6 is fixedly connected to the inner side of the frame 3, and the outer wall of the guide rod 6 is slidably connected to the inner wall of the clamping block 7. The rotation of the threaded rod 5 can make the two groups of clamping blocks 7 slide along the guide rod 6, so as to move closer to or separate from each other, and fix the sheet metal. At the same time, the frame 3 can drive the clamping assembly to change the angle together to avoid dead angles during spray welding.

[0031] Reference Figure 1 and Figure 3The upper outer wall of the base 1 is fixedly connected with a support plate 12, and the inner outer wall of the support plate 12 is provided with an electric guide rail 13. The inner wall of the electric guide rail 13 is slidably connected with an adjusting rod 14, and the adjusting rod 14 is driven by electricity to slide on the electric guide rail 13. The outer wall of the adjusting rod 14 is slidably connected with a mounting seat 15, and the inner wall of the mounting seat 15 is rotatably connected with a turntable 19. The inner wall of the turntable 19 is detachably connected with a spray gun 16, and the fixed sheet metal is sprayed with the spray gun 16. The spray gun 16 moves in the horizontal direction under the action of the mounting seat 15, so as to spray weld various positions of the sheet metal, and the turntable 19 can drive the spray gun 16 to rotate together to adjust the angle of spray welding. The inner wall of the spray gun 16 is slidably connected with two groups of blocks b18, and the interval between the two groups of blocks b18 is elastically connected by a reset spring b17, and the two ends of the reset spring b17 are respectively The two groups of blocks b18 are fixedly connected at intervals. Extruding the two groups of blocks b18 inwards can squeeze the reset spring b17 to retract it. At the same time, the elastic force generated by the deformation of the reset spring b17 gives the block b18 an outward thrust to reset it. A slot b20 is provided on the inner wall of the turntable 19, and the outer wall of the block b18 is engaged with the inner wall of the slot b20. Press the block b18 and slide it into the slot b20 along the inner outer wall of the turntable 19 to fix the spray gun 16 on the mounting seat 15. The inner wall of the mounting seat 15 is penetrated and slidably connected with a pressing block 21. When the block b18 is inserted into the slot b20, its end contacts the inner outer wall of the pressing block 21, and the inner outer wall of the pressing block 21 contacts the outer wall of the end of the block b18. Pressing the pressing block 21 can press the block b18 out of the slot b20, and the spray gun 16 can be removed at this time.

[0032] Working principle: Place the sheet metal between the two groups of clamps 7, drive the motor 4 to rotate the threaded rod 5, and drive the two groups of clamps 7 to move closer to each other along the guide rod 6 to fix the sheet metal. To avoid dead angles that cannot be processed, the angle of the clamping assembly can be adjusted, and the push rod 9 can be pushed until the block a10 and the slot a11 are disengaged and fully inserted into the slot of the frame 3. At this time, rotating the push rod 9 can make the frame 3 drive the clamping assembly to change the angle, so that some dead angles that cannot be processed are exposed, and then the sheet metal is processed using the spray gun 16. When the spray gun 16 needs to be removed for cleaning and maintenance, press the two groups of pressing blocks 21 inward to compress the block b18 to squeeze the reset spring b17 and retract it until it is disengaged from the slot b20, and then the spray gun 16 can be removed from the turntable 19.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A surface thermal spray welding device for sheet metal parts, comprising a base (1), characterized in that: The top of the base (1) is fixedly connected with two groups of support frames (2), the inner wall of the support frame (2) is penetrated and slidably connected with a push rod (9), the inner end of the push rod (9) is elastically connected with the frame (3) through a return spring a (8), the end of the push rod (9) is fixedly connected with a clamping block a (10), the inner wall of the support frame (2) is provided with a plurality of groups of clamping grooves a (11), the inner wall of the frame (3) is rotatably connected with a clamping assembly, the upper outer wall of the base (1) is fixedly connected with a support plate (12), the inner outer wall of the support plate (12) is provided with an electric guide rail (13), the inner wall of the electric guide rail (13) is slidably connected with an adjusting rod (14), the outer wall of the adjusting rod (14) is slidably connected with a mounting seat (15), the inner wall of the mounting seat (15) is rotatably connected with a turntable (19), and the inner wall of the turntable (19) is detachably connected with a spray gun (16).

2. The surface thermal spray welding device for sheet metal parts according to claim 1, characterized in that: The inner wall of the spray gun (16) is slidably connected with two groups of clamping blocks b (18), and the two groups of clamping blocks b (18) are elastically connected at intervals via a return spring b (17). The inner wall of the turntable (19) is provided with a clamping groove b (20), and the inner wall of the mounting seat (15) is penetrated and slidably connected with a pressing block (21).

3. The surface thermal spray welding device for sheet metal parts according to claim 1, characterized in that: The clamping assembly comprises a threaded rod (5), a motor (4) is welded to the inner wall of the frame (3), the output shaft of the motor (4) is fixedly connected to the end of the threaded rod (5), the outer wall of the threaded rod (5) is threadedly connected to two groups of clamping blocks (7), the inner side of the frame (3) is fixedly connected to a guide rod (6), and the outer wall of the guide rod (6) is slidably connected to the inner wall of the clamping block (7).

4. The surface thermal spray welding device for sheet metal parts according to claim 1, characterized in that: One end of the return spring a (8) is fixedly connected to the inner end of the push rod (9), and the other end of the return spring a (8) is fixedly connected to the inner wall of the frame (3).

5. The surface thermal spray welding device for sheet metal parts according to claim 1, characterized in that: The outer wall of the clamping block a (10) is clamped with the inner wall of the clamping slot a (11).

6. The surface thermal spray welding device for sheet metal parts according to claim 2, characterized in that: The two ends of the return spring b (17) are respectively and fixedly connected to the two groups of clamping blocks b (18) at intervals.

7. The surface thermal spray welding device for sheet metal parts according to claim 2, characterized in that: The outer wall of the clamping block b (18) is clamped with the inner wall of the clamping slot b (20).

8. The surface thermal spray welding device for sheet metal parts according to claim 2, characterized in that: The inner outer wall of the pressing block (21) contacts the outer wall of the end of the clamping block b (18).

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