Automatic tailor-welding system for trailer traction module

Abstract

An automatic tailor-welding system for trailer traction modules comprises a carrying robot system, a #-shaped frame welding robot system, a traction module assembly welding robot system and a material frame set. The transfer robot system is mainly composed of a transfer robot, a robot linkage type external shaft sliding table and a robot tail end gripping apparatus, the transfer robot reciprocates along the robot linkage type external shaft sliding table, and the robot tail end gripping apparatus is installed at the tail end of a mechanical arm of the transfer robot; the #-shaped frame welding robot system, the traction module assembly welding robot system and the material frame set are arranged on one side of the robot linkage type external shaft sliding table. The utility model not only can solve the quality problem of the traction module caused by the skill level of workers and the precision of the clamp, but also can improve the production efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to trailer traction module welding technical field, specifically, relate to a kind of trailer traction module automated tailor-welding system. BACKGROUND

[0002] Trailer refers to the vehicle by car traction and itself without power drive device. Truck and tractor are the drive car section of the car train, called main car. The driven car section that is pulled by main car is called trailer. Trailer is divided into full trailer and semi-trailer according to the connection mode of trailer and tractor. Full trailer is pulled by tractor and its entire mass is supported by itself. Semi-trailer is pulled by tractor and its part mass is supported by tractor.

[0003] The connection of tractor and trailer needs specific connecting device. Traction module is an important part of connecting tractor and trailer, which is usually composed of traction plate, traction pin, cross beam and longitudinal beam. At present, trailer traction module is usually tailor-welded by workers using clamp, and the assembly precision and welding quality are easily affected by worker skill level and clamp precision.

[0004] In order to solve the above problems, people have been seeking an ideal technical solution. INVENTION CONTENTS

[0005] The utility model aims at the deficiency of prior art, and provides a kind of trailer traction module automated tailor-welding system. The utility model not only can solve the quality problem of traction module caused by worker skill level and clamp precision, but also can improve production efficiency.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: a kind of trailer traction module automated tailor-welding system, including handling robot system, cross frame welding robot system, traction module assembly welding robot system and rack group;

[0007] Handling robot system is mainly composed of handling robot, robot linkage type external shaft sliding table and robot end gripper. Handling robot reciprocates along robot linkage type external shaft sliding table. Robot end gripper is installed at the end of mechanical arm of handling robot.

[0008] Cross frame welding robot system, traction module assembly welding robot system and rack group are respectively arranged on one side of robot linkage type external shaft sliding table.

[0009] Handling robot carries traction plate, traction pin, traction cross beam and traction longitudinal beam to cross frame welding robot system through robot end gripper. It also carries welded plate pin assembly and cross frame assembly to traction module assembly welding robot system, and carries welded traction module assembly to rack group.

[0010] The H-frame welding robot system is used for welding a traction plate and a traction pin into a plate-pin assembly and welding a traction crossbeam and a traction stringer into a H-frame assembly;

[0011] The traction module assembly welding robot system is used for welding the plate-pin assembly and the H-frame assembly into a traction module assembly;

[0012] The rack group is used for respectively storing the traction plate, the traction pin, the traction crossbeam, the traction stringer and the traction module assembly.

[0013] Based on the above, the H-frame welding robot system mainly comprises a first welding robot, two welding positioners, a plate-pin positioning tool and a H-frame positioning tool, the first welding robot is arranged between the two welding positioners, the plate-pin positioning tool is arranged on the upper portion of the first welding positioner, and the H-frame positioning tool is arranged on the upper portion of the second welding positioner.

[0014] Based on the above, the traction module assembly welding robot system mainly comprises a second welding robot and at least one traction module assembly positioning tool, and the second welding robot is arranged on one side of the traction module assembly positioning tool.

[0015] Based on the above, the rack group comprises a traction plate positioning rack, a traction pin positioning rack, a traction crossbeam positioning rack, a traction stringer positioning rack and a finished product storage rack, and the traction plate positioning rack, the traction pin positioning rack, the traction crossbeam positioning rack, the traction stringer positioning rack and the finished product storage rack are sequentially arranged on one side of the robot linkage type external shaft sliding table along the length direction of the robot linkage type external shaft sliding table.

[0016] Based on the above, the rack group further comprises a blanking turnover transfer table, the blanking turnover transfer table is arranged at one end of the robot linkage type external shaft sliding table, and the blanking turnover transfer table mainly comprises a lifting table and a steel frame, and the lifting table is installed on the steel frame.

[0017] Compared with the prior art, the utility model discloses a substantial feature and progress, specifically speaking, the utility model discloses a carrying robot system, H-frame welding robot system and traction module assembly welding robot system are integrated into an overall system, replace the manual use clamp and carry out the welding, solve the quality problem of traction module because of the skill level of worker and the precision of clamp, improve production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 It is the overhead view of the overall structure of the utility model.

[0019] Fig. 2 It is the overhead view of the carrying robot system of the utility model.

[0020] Fig. 3 is a plan view of the frame welding robot system of the utility model.

[0021] In the figure: 1. carrying robot system; 2. frame welding robot system; 3. traction module assembly welding robot system; 4. carrying robot; 5. robot linkage type external shaft sliding table; 6. robot end gripper; 7. first welding robot; 8. welding positioner; 9. first pressing stop block; 10. second pressing stop block; 11. fixed clamp; 12. second welding robot; 13. traction module assembly positioning tool; 14. traction plate positioning rack; 15. traction pin positioning rack; 16. traction crossbeam positioning rack; 17. traction longitudinal beam positioning rack; 18. finished product storage rack; 19. blanking overturning transfer table. DETAILED DESCRIPTION

[0022] The technical scheme of the utility model will be described in further detail below through specific embodiments.

[0023] As shown in Figs. 1-3 , an automatic tailor-welding system for trailer traction modules includes a carrying robot system 1, a frame welding robot system 2, a traction module assembly welding robot system 3, and a rack set;

[0024] The carrying robot system 1 mainly consists of a carrying robot 4, a robot linkage type external shaft sliding table 5, and a robot end gripper 6. The carrying robot 4 moves back and forth along the robot linkage type external shaft sliding table 5, and the robot end gripper 6 is installed at the end of the mechanical arm of the carrying robot 4;

[0025] The frame welding robot system 2, the traction module assembly welding robot system 3, and the rack set are respectively arranged on one side of the robot linkage type external shaft sliding table 5;

[0026] The carrying robot 4 carries the traction plate, the traction pin, the traction crossbeam, and the traction longitudinal beam to the frame welding robot system 2 through the robot end gripper 6, and also carries the welded plate-pin assembly and frame assembly to the traction module assembly welding robot system 3, and further carries the welded traction module assembly to the rack set;

[0027] The frame welding robot system 2 is used to tailor-weld the traction plate and the traction pin into a plate-pin assembly and tailor-weld the traction crossbeam and the traction longitudinal beam into a frame assembly;

[0028] The traction module assembly welding robot system 3 is used to tailor-weld the plate-pin assembly and the frame assembly into a traction module assembly;

[0029] The rack set is used to respectively store the traction plate, the traction pin, the traction crossbeam, the traction longitudinal beam, and the traction module assembly.

[0030] In the embodiment, the robot linkage external shaft sliding table 5 is arranged along the left-right direction, the cross-shaped frame welding robot system 2 and the traction module assembly welding robot system 3 are arranged at the rear side of the robot linkage external shaft sliding table 5 in left-right interval, and the rack group is arranged at the front side of the robot linkage external shaft sliding table 5.

[0031] In the embodiment, the cross-shaped frame welding robot system 2 mainly comprises a first welding robot 7, two welding positioners 8, a plate pin positioning tool and a cross-shaped frame positioning tool, the first welding robot 7 is arranged between the two welding positioners 8, the two welding positioners 8 are arranged in left-right interval, the plate pin positioning tool is arranged at the upper part of the first welding positioner 8, and the cross-shaped frame positioning tool is arranged at the upper part of the second welding positioner 8. The plate pin positioning tool comprises a first pressing block 9 for fixing the traction plate and a second pressing block 10 for fixing the traction pin, and the cross-shaped frame positioning tool comprises a fixing clamp 11 for fixing the traction cross beam and the traction longitudinal beam.

[0032] In the embodiment, the traction module assembly welding robot system 3 mainly comprises a second welding robot 12 and two traction module assembly positioning tools 13, the two traction module assembly positioning tools 13 are arranged in left-right interval, and the second welding robot 12 is arranged between the two traction module assembly positioning tools 13.

[0033] In the embodiment, the rack group comprises a traction plate positioning rack 14, a traction pin positioning rack 15, a traction cross beam positioning rack 16, a traction longitudinal beam positioning rack 17 and a finished product storage rack 18, and the traction plate positioning rack 14, the traction pin positioning rack 15, the traction cross beam positioning rack 16, the traction longitudinal beam positioning rack 17 and the finished product storage rack 18 are arranged in left-right interval at the front side of the robot linkage external shaft sliding table 5 in sequence.

[0034] In the embodiment, a blanking overturning transfer table 19 is further included, the blanking overturning transfer table 19 is arranged at the head end or the tail end of the robot linkage external shaft sliding table 5, and the blanking overturning transfer table 19 mainly comprises a lifting table and a steel structure frame, and the lifting table is installed on the steel structure frame.

[0035] The carrying robot 4, the robot linkage external shaft sliding table 5, the robot end gripper 6, the first welding robot 7, the welding positioner 8, the first pressing block 9, the second pressing block 10, the fixing clamp 11, the second welding robot 12, the traction module assembly positioning tool 13, the traction plate positioning rack 14, the traction pin positioning rack 15, the traction cross beam positioning rack 16, the traction longitudinal beam positioning rack 17, the finished product storage rack 18 and the lifting table are all prior art, and the specific structure and working principle will not be described in detail.

[0036] The lifting platform of the embodiment mainly consists of a lifting slider vertically sliding on one side of a steel frame and driven by a screw mechanism, and a lifting support plate fixed on the lifting slider. The screw mechanism can be replaced by a cylinder, an oil cylinder, an electric push rod or a linear motor which can realize linear reciprocating motion.

[0037] The robot end gripper 6 mainly consists of a gripper base, an electric permanent magnet module, a traction pin grabbing module, a cross-shaped frame clamping module, an inductive switch and a shield.

[0038] The working process of the embodiment is as follows: the traction plate positioning rack 14, the traction pin positioning rack 15, the traction cross beam positioning rack 16, the traction longitudinal beam positioning rack 17 and the finished product storage rack 18 are placed in position by artificial positioning, the traction plate positioning rack 14 stores the traction plate, the traction pin positioning rack 15 stores the traction pin, the traction cross beam positioning rack 16 stores the traction cross beam, the traction longitudinal beam positioning rack 17 stores the traction longitudinal beam, the welding system is started, the transfer robot system 1 starts working, the transfer robot 4 transfers the traction plate and the traction pin to the plate pin positioning tool of the cross-shaped frame welding robot system 2 by the robot end gripper 6, the first pressing stopper 9 fixes the traction plate, the second pressing stopper 10 fixes the traction pin, the first welding robot 7 is matched with the first welding positioner 8 to weld the front and back surfaces of the traction plate and the traction pin, the traction plate and the traction pin are combined and welded into a plate pin assembly, the transfer robot 4 transfers the traction cross beam and the traction longitudinal beam to the cross-shaped frame positioning tool of the cross-shaped frame welding robot system 2 by the robot end gripper 6, the fixing clamp 11 fixes the traction cross beam and the traction longitudinal beam, the first welding robot 7 is matched with the second welding positioner 8 to weld the traction cross beam and the traction longitudinal beam, the traction cross beam and the traction longitudinal beam are combined and welded into a cross-shaped frame assembly. After the plate pin assembly and the cross-shaped frame assembly are welded, the transfer robot 4 transfers the plate pin assembly and the cross-shaped frame assembly to the traction module assembly positioning tool 13 of the traction module assembly welding robot system 3 by the robot end gripper 6, the traction module assembly positioning tool 13 fixes the plate pin assembly and the cross-shaped frame assembly, the second welding robot 12 welds the plate pin assembly and the cross-shaped frame assembly, and the plate pin assembly and the cross-shaped frame assembly are combined and welded into a traction module assembly. After the traction module assembly is welded, the transfer robot 4 places the traction module assembly on the lifting platform of the unloading and overturning transfer table 19 by the robot end gripper 6 after overturning 180°, the lifting platform is lowered, the transfer robot 4 grabs the top of the traction module assembly by the robot end gripper 6, and finally the traction module assembly is transferred to the finished product storage rack 17. The whole tailor-welding process has high automation degree, replaces the traditional manual tailor-welding, guarantees the welding quality, and is free from the influence of the skill level of workers and the precision of clamps.

[0039] It should be noted that the above examples are used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the specific embodiments of the present application can be modified or some technical features can be replaced by equivalent ones; without departing from the spirit of the technical solutions of the present application, they should be covered in the technical solution range claimed by the present application.

Claims

1. A trailer towing module automated stitch welding system characterized by: The system comprises a carrying robot system, a cross frame welding robot system, a traction module assembly welding robot system and a rack group; The carrying robot system mainly comprises a carrying robot, a robot linkage external shaft sliding table and a robot end gripper, the carrying robot moves back and forth along the robot linkage external shaft sliding table, and the robot end gripper is installed at the end of the mechanical arm of the carrying robot; The cross frame welding robot system, the traction module assembly welding robot system and the rack group are arranged on one side of the robot linkage external shaft sliding table respectively; The carrying robot carries the traction plate, the traction pin, the traction cross beam and the traction longitudinal beam to the cross frame welding robot system through the robot end gripper, carries the welded plate pin assembly and cross frame assembly to the traction module assembly welding robot system, and carries the welded traction module assembly to the rack group; The cross frame welding robot system is used for welding the traction plate and the traction pin into a plate pin assembly and welding the traction cross beam and the traction longitudinal beam into a cross frame assembly; The traction module assembly welding robot system is used for welding the plate pin assembly and the cross frame assembly into a traction module assembly; The rack group is used for storing the traction plate, the traction pin, the traction cross beam, the traction longitudinal beam and the traction module assembly respectively.

2. The trailer-towing module automated stitch welding system of claim 1, wherein: The cross frame welding robot system mainly comprises a first welding robot, two welding positioners, a plate pin positioning tool and a cross frame positioning tool, the first welding robot is arranged between the two welding positioners, the plate pin positioning tool is arranged on the upper part of the first welding positioner, and the cross frame positioning tool is arranged on the upper part of the second welding positioner.

3. The trailer-towing module automated stitch welding system of claim 1, wherein: The traction module assembly welding robot system mainly comprises a second welding robot and at least one traction module assembly positioning tool, and the second welding robot is arranged on one side of the traction module assembly positioning tool.

4. The trailer-towing module automated stitch welding system of claim 1, wherein: The rack group comprises a traction plate positioning rack, a traction pin positioning rack, a traction cross beam positioning rack, a traction longitudinal beam positioning rack and a finished product storage rack, and the traction plate positioning rack, the traction pin positioning rack, the traction cross beam positioning rack, the traction longitudinal beam positioning rack and the finished product storage rack are arranged on one side of the robot linkage external shaft sliding table in sequence along the length direction of the robot linkage external shaft sliding table.

5. The trailer-tow module automated stitch welding system of any of claims 1-4, wherein: The system further comprises a blanking turnover transfer table, the blanking turnover transfer table is arranged at the head end or the tail end of the robot linkage external shaft sliding table, and the blanking turnover transfer table mainly comprises a lifting table and a steel frame, and the lifting table is installed on the steel frame.

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