Welding auxiliary device

Abstract

The utility model discloses an auxiliary welding device, which relates to the technical field of automobile backrest framework welding and comprises a bearing sloping bench, a receding groove is arranged at the bottommost end of the top of the bearing sloping bench, and a guide table is fixedly arranged on the bearing sloping bench and the bottom surface of one side of the receding groove. A driving assembly for driving the automobile backrest main frame to move upwards is arranged on the guide table along the vertical face of the top face, and inclined tables are fixedly arranged on the two side faces of the bottom of the bearing inclined table. The bearing inclined table, the guide table and the feeding rod are arranged at the bottom, the driving assembly is arranged on the side face of the bearing inclined table, and after the inverted-U-shaped pipe is borne by the driving assembly, a transverse pipe to be welded can be automatically fed to the side face of the inverted-U-shaped pipe through the feeding rod which can be driven by the edge air cylinder to ascend. The problems that a plurality of transverse pipes need to be continuously carried to all positions of the surface of an inverted U-shaped pipe to be welded when a worker welds the transverse pipes on the side face of the inverted U-shaped pipe, the labor intensity is large after long-time work, and the welding yield of the automobile backrest framework is reduced can be effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile backrest frame welding, in particular to a welding auxiliary device. Background Art

[0002] The car backrest frame is located at the back of the seat and provides support for the passenger's back. It is usually made of a metal frame and padding to support the passenger's back and provide a comfortable backrest. The backrest frame needs to have sufficient stability and strength to ensure good support and comfort when the passenger leans back.

[0003] In the prior art, the automobile backrest frame is composed of an inverted U-tube and multiple cross tubes. Workers weld multiple cross tubes on the side of the inverted U-tube and need to constantly move the cross tubes to various locations on the surface of the inverted U-tube for welding. After working for a long time, the manpower intensity is high and the welding output of the automobile backrest frame is reduced. Summary of the invention

[0004] The purpose of the utility model is to solve the problem that in the prior art, a car backrest frame is composed of an inverted U-tube and a plurality of transverse tubes, and workers weld a plurality of transverse tubes on the side of the inverted U-tube, and need to constantly move the transverse tubes to various places on the surface of the inverted U-tube for welding. After working for a long time, the manpower intensity is large, and the welding output of the car backrest frame decreases. A welding auxiliary device is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A welding auxiliary device comprises a receiving inclined platform, wherein a clearance groove is provided at the bottom end of the top of the receiving inclined platform, a guide platform is fixedly arranged on the bottom surface of the receiving inclined platform and one side of the clearance groove, a driving component for driving the main frame of the automobile backrest to move upward is arranged along the vertical surface of the top surface of the guide platform, an inclined platform is fixedly arranged on both side surfaces of the bottom of the receiving inclined platform, an edge cylinder is vertically fixedly arranged on the inclined surface of the inclined platform, a feeding rod is fixedly arranged on the output end of the edge cylinder, and the cross-sectional size of the feeding rod is the same as the cross-sectional size of the clearance groove.

[0007] Optionally, the driving assembly includes a servo motor, a shift screw, a U-shaped frame, and an L-shaped rod. A tilting block is fixedly arranged at the bottom of the servo motor, and the bottom of the tilting block is fixedly arranged at the bottom of the receiving ramp.

[0008] Optionally, a shift screw is fixedly provided at the output end of the servo motor, a U-shaped frame is threaded into the outer wall of the shift screw, a guide column is symmetrically fixedly provided at the bottom of the U-shaped frame, and the guide column is movably inserted into the guide platform.

[0009] Optionally, an L-shaped rod is symmetrically fixedly provided on the top of the side surface of the U-shaped frame, and a right-angle block is fixedly provided on the top of the side surface of the L-shaped rod.

[0010] Optionally, an arc block is fixedly provided at the middle position of the side surface of the L-shaped rod, and a bottom lifting block is vertically fixedly provided at the top of the side surface of the L-shaped rod.

[0011] Optionally, the guide platform, the receiving inclined platform and the top surface of the feeding rod are all kept parallel, and the width of the feeding rod is equal to the width of the automobile backrest crossbeam.

[0012] Compared with the prior art, the utility model has the following advantages:

[0013] 1. The utility model is provided with a receiving inclined platform, a guide platform and a feeding rod at the bottom, and a driving assembly is provided on the side of the receiving inclined platform. After the driving assembly receives the inverted U-tube, the feeding rod driven up by the edge cylinder can automatically feed the transverse tube to be welded to the side of the inverted U-tube, which can effectively alleviate the problem that workers need to weld multiple transverse tubes on the side of the inverted U-tube and constantly move the transverse tubes to various places on the surface of the inverted U-tube for welding. After working for a long time, the manpower intensity is large, and the welding output of the automobile backrest frame is reduced.

[0014] 2. The utility model is provided with a driving assembly, one side of which can bear the inverted U-tube. After the side of the inverted U-tube is welded with the horizontal tube, the inverted U-tube can be driven to move up a certain distance, and the welding station on the side of the inverted U-tube can be moved to the blanking position of the horizontal tube, so as to facilitate continuous welding of the horizontal tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0016] Figure 2 for Figure 1 Another perspective structural diagram of .

[0017] Figure 3 for Figure 2 Another perspective structural diagram of .

[0018] In the figure: 1. right angle block; 2. L-shaped rod; 3. bottom lifting block; 4. arc block; 5. guide table; 6. receiving inclined table; 61. tilting block; 62. tilting table; 7. shift screw; 8. U-shaped frame; 9. guide column; 10. servo motor; 11. feeding rod; 12. clearance groove; 13. edge cylinder. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0021] Reference Figure 1-3 A welding auxiliary device includes a receiving inclined platform 6, a clearance groove 12 is opened at the bottom of the top of the receiving inclined platform 6, a guide platform 5 is fixedly arranged on the bottom surface of the receiving inclined platform 6 and one side of the clearance groove 12, and a driving component for driving the main frame of the car backrest to move upward is arranged on the vertical surface of the top surface of the guide platform 5, and an inclined platform 62 is fixedly arranged on both side surfaces of the bottom of the receiving inclined platform 6, and an edge cylinder 13 is vertically fixedly arranged on the inclined surface of the inclined platform 62, and a feeding rod 11 is fixedly arranged on the output end of the edge cylinder 13, and the cross-sectional size of the feeding rod 11 is the same as the cross-sectional size of the clearance groove 12, and the width of the feeding rod 11 is equal to the width of the crossbeam of the car backrest.

[0022] The driving assembly includes a servo motor 10, a shift screw 7, a U-shaped frame 8, and an L-shaped rod 2. A tilting block 61 is fixedly arranged at the bottom of the servo motor 10, and the bottom of the tilting block 61 is fixedly arranged at the bottom of the receiving ramp 6. A shift screw 7 is fixedly arranged at the output end of the servo motor 10, and a U-shaped frame 8 is screwed into the outer wall of the shift screw 7.

[0023] Guide columns 9 are symmetrically fixedly arranged at the bottom of the U-shaped frame 8, and the guide columns 9 are movably inserted into the guide platform 5. L-shaped rods 2 are symmetrically fixedly arranged on the top of the side of the U-shaped frame 8. A right-angle block 1 is fixedly arranged on the top of the side of the L-shaped rod 2. An arc block 4 is fixedly arranged in the middle position of the side of the L-shaped rod 2. A bottom lifting block 3 is vertically fixedly arranged on the top of the side of the L-shaped rod 2. The top surfaces of the guide platform 5, the receiving inclined platform 6, and the feeding rod 11 are all kept parallel.

[0024] The specific implementation steps and principles of the utility model are as follows:

[0025] The worker puts the inverted U-tube between the right-angle block 1 and the bottom lifting block 3, and evenly distributes the batches of horizontal tubes on the top of the receiving inclined platform 6, and starts the edge cylinder 13. The edge cylinder 13 continuously drives a horizontal tube to move up to one side of the guide platform 5. Since the guide platform 5 is flush with the top of the feeding rod 11, the horizontal tube will cross the guide platform 5 and roll to one side of the inverted U-tube. After waiting for the horizontal tube to be welded, the servo motor 10 is started. The servo motor 10 drives the inverted U-tube to move up a certain distance, and then the above steps are repeated.

[0026] The above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent substitutions or changes within the technical scope disclosed by the present invention according to the technical solution and inventive concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A welding auxiliary device, comprising a receiving ramp (6), characterized in that: A clearance groove (12) is provided at the bottom of the top of the receiving inclined platform (6), a guide platform (5) is fixedly arranged on the bottom surface of one side of the receiving inclined platform (6) and the clearance groove (12), a driving component for driving the main frame of the automobile backrest to move upward is arranged on the vertical surface of the top surface of the guide platform (5), an inclined platform (62) is fixedly arranged on both side surfaces of the bottom of the receiving inclined platform (6), an edge cylinder (13) is fixedly arranged on the inclined surface of the inclined platform (62), a feeding rod (11) is fixedly arranged on the output end of the edge cylinder (13), and the cross-sectional size of the feeding rod (11) is the same as the cross-sectional size of the clearance groove (12).

2. A welding auxiliary device according to claim 1, characterized in that: The driving assembly comprises a servo motor (10), a displacement screw (7), a U-shaped frame (8), and an L-shaped rod (2); a tilting block (61) is fixedly arranged at the bottom of the servo motor (10); and the bottom of the tilting block (61) is fixedly arranged at the bottom of the receiving ramp (6).

3. A welding auxiliary device according to claim 2, characterized in that: A displacement screw (7) is fixedly arranged at the output end of the servo motor (10), a U-shaped frame (8) is screwed into the outer wall of the displacement screw (7), a guide column (9) is symmetrically fixedly arranged at the bottom of the U-shaped frame (8), and the guide column (9) is movably inserted into the guide platform (5).

4. A welding auxiliary device according to claim 3, characterized in that: An L-shaped rod (2) is symmetrically fixedly arranged on the top of the side of the U-shaped frame (8), and a right-angle block (1) is fixedly arranged on the top of the side of the L-shaped rod (2).

5. A welding auxiliary device according to claim 4, characterized in that: An arc-shaped block (4) is fixedly arranged in the middle of the side of the L-shaped rod (2), and a bottom lifting block (3) is vertically fixedly arranged at the top of the side of the L-shaped rod (2).

6. A welding auxiliary device according to claim 1, characterized in that: The top surfaces of the guide platform (5), the receiving inclined platform (6) and the feeding rod (11) are all kept parallel, and the width of the feeding rod (11) is equal to the width of the cross beam of the automobile backrest.

Images