Automobile seat sliding rail inner rail projection welding bolt automatic feeding and discharging device

Abstract

The utility model relates to the technical field of automobile part manufacturing, and discloses an automatic feeding and discharging device for projection welding bolts of an inner rail of an automobile seat sliding rail. Comprising a feeding device, a welding machine, a discharging device, a robot and a workbench, wherein the feeding device is used for placing bolts on inner rails of sliding rails, and the robot is used for transferring the inner rails of the sliding rails with the bolts to the welding machine and transferring the inner rails of the sliding rails welded with the bolts to the discharging device. The automatic bolt welding machine has the advantages that bolts are placed at the corresponding positions of the sliding rail inner rail through the feeding device, the robot grabs the sliding rail inner rail with the bolts and transfers the sliding rail inner rail into the welding machine, and after the welding machine welds the bolts on the sliding rail inner rail, the bolts are welded on the sliding rail inner rail. And then the robot grabs and transfers the inner rail of the sliding rail welded with the bolts to the discharging device, the discharging device transfers the inner rail of the sliding rail welded with the bolts to the designated position, and the effects of automatic feeding, machine welding, discharging and high machining efficiency are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts manufacturing, in particular to an automatic feeding and discharging device for projection welding bolts on the inner rail of an automobile seat slide rail. Background Art

[0002] Bolts need to be welded on the inner rail of an automobile seat slide rail. Before welding, the bolts need to be placed at the corresponding positions on the inner rail, and then welded by a welding machine. This process is generally completed manually, resulting in low efficiency. In view of this, a device is proposed that can perform automated operations, place bolts at the corresponding positions on the inner rail of the slide rail, feed them into the welding for welding, and discharge them. Summary of the Utility Model

[0003] The purpose of the utility model is to provide an automatic feeding and discharging device for projection welding bolts on the inner rail of an automobile seat slide rail, which has the effects of automated operation, placing bolts at the corresponding positions on the inner rail of the slide rail, feeding them into the welding for welding, and discharging them.

[0004] The above technical purpose of the utility model is achieved through the following technical solutions: an automatic feeding and discharging device for projection welding bolts on the inner rail of an automobile seat slide rail, including a feeding device for placing bolts on the inner rail of the slide rail, a welding machine, a discharging device, a robot for transferring the inner rail of the slide rail with bolts to the welding machine and transferring the inner rail of the slide rail with welded bolts to the discharging device, and a workbench.

[0005] By adopting the above technical solutions, the inner rail of the slide rail is located on the workbench. The feeding device places the bolts on the inner rail of the slide rail. The robot transfers the inner rail of the slide rail with bolts to the welding machine. The welding machine welds the bolts on the inner rail of the slide rail. The robot then transfers the inner rail of the slide rail with welded bolts to the discharging device. The discharging device sends out the inner rail of the slide rail with bolts, realizing automated operation.

[0006] The further setting of the utility model is: the feeding device includes a feeding fixture arranged on the workbench, a feeding device for supplying bolts, a support, a turntable rotatably connected to the support, a rotation driving member for driving the turntable to rotate, a downward pressing top block, and a downward pressing driving member for driving the downward pressing top block to lift. The feeding device is provided with a feeding port, and the turntable is provided with a receiving port for docking with the feeding port. The rotation driving member is used to drive the turntable to rotate so that the receiving port is located above the inner rail of the slide rail within the fixture. The downward pressing driving member drives the downward pressing top block to descend and presses the bolts in the receiving port onto the inner rail of the slide rail.

[0007] By adopting the above technical solution, the feeding device is used to continuously supply bolts. The bolts enter the material receiving port of the rotating base from the discharge port of the supply device. The rotating driving member drives the rotating base to rotate until the material receiving port of the rotating base rotates to directly above the corresponding position of the inner rail of the sliding rail. The pressing driving member drives the pressing top block to descend. The pressing top block enters the material receiving port and presses the bolts, pressing the bolts to the corresponding position of the inner rail of the sliding rail. At this time, the pressing driving member drives the pressing top block to rise to leave the material receiving port. The rotating driving member drives the rotating base to rotate so that the material receiving port is docked with the discharge port again to receive the next bolt.

[0008] A further setting of the present utility model is that: an arc-shaped chute is provided on the support, and the lower end of the rotating base is embedded in the arc-shaped chute.

[0009] By adopting the above technical solution, the arc-shaped groove plays a role in guiding and restricting the movement of the rotating base.

[0010] A further setting of the present utility model is that: the support is provided with an arc-shaped stop seat, and the side wall of the rotating base abuts against the arc-shaped stop seat.

[0011] By adopting the above technical solution, the arc-shaped stop seat plays a role in guiding and restricting the movement of the rotating base.

[0012] A further setting of the present utility model is that: the rotating driving member is a first cylinder, the first cylinder is hinged on the support, and the piston rod is hinged on the rotating base.

[0013] By adopting the above technical solution, the piston rod of the first cylinder moves to drive the rotating base to move.

[0014] A further setting of the present utility model is that: the loading fixture includes a loading base and at least two loading pneumatic grippers installed on the loading base.

[0015] By adopting the above technical solution, the inner rail of the sliding rail is placed on the loading base, and the loading pneumatic grippers clamp and fix the inner rail of the sliding rail on the loading base.

[0016] A further setting of the present utility model is that: a loading slide is provided on the workbench, the loading base is slidably connected to the loading slide, and the loading device further includes a loading driving assembly for driving the loading base to slide along the loading slide.

[0017] By adopting the above technical solution, the loading driving assembly drives the loading base to move along the loading slide.

[0018] A further setting of the present utility model is that: the discharging device includes a discharging fixture provided on the workbench, and the discharging fixture includes a discharging base and at least two discharging pneumatic grippers provided on the discharging base.

[0019] By adopting the above technical solution, the manipulator transfers the inner rail of the slide rail welded with bolts to the discharging base, and the discharging pneumatic gripper clamps and fixes the inner rail of the slide rail on the discharging base.

[0020] A further setting of the present utility model is that: the workbench is provided with a discharging slide table, the discharging base is slidably connected to the discharging slide table, and the discharging device further includes a discharging driving assembly for driving the discharging base to slide along the discharging slide table.

[0021] By adopting the above technical solution, the discharging driving assembly drives the discharging base to slide along the discharging slide table, realizing the function of conveying the inner rail of the slide rail welded with bolts.

[0022] A further setting of the present utility model is that: the number of the feeding devices and the number of the discharging devices are both two, and the number of the robots and the number of the welding machines are both one.

[0023] By adopting the above technical solution, the number of the feeding devices and the number of the discharging devices are both two, which can provide sufficient feeding and discharging for the welding machine and improve the processing efficiency.

[0024] The beneficial effect of the present utility model is that: the present utility model puts the bolts into the corresponding positions of the inner rail of the slide rail through the feeding device, the robot grabs and transfers the inner rail of the slide rail with bolts into the welding machine, after the welding machine welds the bolts on the inner rail of the slide rail, the robot grabs and transfers the inner rail of the slide rail welded with bolts to the discharging device again, and the discharging device transfers the inner rail of the slide rail welded with bolts to the designated position, achieving the effects of automatic feeding, welding, discharging and high processing efficiency. Description of the Drawings

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required to be used in the description of the embodiments. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained according to these drawings.

[0026] Figure 1 It is a schematic structural diagram of the present utility model.

[0027] Figure 2 It is a schematic structural diagram of the feeding device of the present utility model.

[0028] Figure 3 It is a schematic diagram of the positional relationship among the turntable, the support, the rotation driving member and the arc-shaped retaining seat of the present utility model.

[0029] Figure 4 It is a schematic structural diagram of the discharging device of the present utility model.

[0030] In the figure, 1 is a workbench; 2 is a loading device; 21 is a loading fixture; 211 is a loading base; 212 is a loading pneumatic gripper; 22 is a feeding device; 221 is a feeding port; 23 is a support; 231 is an arc-shaped chute; 24 is a rotating base; 241 is a material receiving port; 25 is a rotating driving member; 26 is a downward pressing top block; 27 is a downward pressing driving member; 28 is an arc-shaped retaining seat; 29 is a loading driving assembly; 3 is a welding machine; 4 is a robot; 5 is a loading slide; 6 is an unloading slide; 7 is an unloading device; 71 is an unloading base; 72 is an unloading pneumatic gripper; 73 is an unloading driving assembly. Detailed implementation mode

[0031] The technical solutions of the present utility model will be clearly and completely described below in conjunction with specific embodiments. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0032] An automatic loading and unloading device for convex welding bolts of the inner rail of an automotive seat slide rail includes a workbench 1, a loading device 2 for putting bolts onto the inner rail of the slide rail, a welding machine 3, an unloading device 7, and a robot 4 for transferring the inner rail of the slide rail with bolts to the welding machine 3 and transferring the inner rail of the slide rail with welded bolts to the unloading device 7.

[0033] Two loading slides 5 are fixed on the workbench 1, and the number of loading devices 2 is two, corresponding to the two loading slides 5 respectively. The loading device 2 includes a loading fixture 21, a feeding device 22 for supplying bolts, a support 23 fixed on the workbench 1, a rotating base 24 rotatably connected to the support 23, a rotating driving member 25 for driving the rotating base 24, a downward pressing top block 26, a downward pressing driving member 27 for driving the downward pressing top block 26 to move up and down, and a loading driving assembly 29. The loading fixture 21 includes a loading base 211 slidably connected to the loading slide 5 and two loading pneumatic grippers 212 installed on the loading base 211. The loading driving assembly 29 includes a first lead screw rotatably connected to the workbench 1, a first nut assembly installed on the first lead screw, and a first motor for driving the first lead screw to rotate. The first nut assembly is fixed to the loading base 211, and the loading driving assembly 29 can drive the loading base 211 to slide along the loading slide 5.

[0034] The feeding device 22 is a vibrating plate, and a feeding port 221 is provided on the vibrating plate. A receiving port 241 is provided on the rotating seat 24, and the receiving port 241 is used to connect with the feeding port 221, and the bolts in the feeding port 221 move into the receiving port 241. The rotating driving member 25 is a cylinder 1, and the cylinder 1 is hinged on the support 23, and its piston rod is hinged on the rotating seat 24. An arc-shaped slide groove 231 and an arc-shaped stop seat 28 are provided on the support 23. The lower end of the rotating seat 24 is embedded in the arc-shaped slide groove 231, and the side wall is against the arc-shaped stop seat 28. The arc-shaped slide groove 231 and the arc-shaped stop seat 28 are used to guide and limit the movement of the rotating seat 24.

[0035] Working principle of feeding: put the inner rail of the slide rail on the feeding base 211, and two pneumatic feeding jaws 212 fix the inner rail of the slide rail on the feeding base 211. The feeding drive assembly 29 drives the feeding base 211 to move to the preset position one. The rotating drive member 25 drives the swivel seat 24 to rotate until the material receiving port 241 on the swivel seat 24 is located directly above the corresponding position of the inner rail of the slide rail, and the downward pressure drive member 27 drives the downward pressure ejector block 26 to descend and enter the material receiving port 241, and presses the bolts in the material receiving port 241 down to the corresponding position of the inner rail of the slide rail. At this time, after the downward pressure drive member 27 drives the downward pressure ejector block 26 to rise and disengage from the material receiving port 241, the rotating drive member 25 drives the swivel seat 24 to rotate until the material receiving port 241 of the swivel seat 24 is aligned with the feed port 221 again, and the bolts in the feed port 221 enter the material receiving port 241 again. The feeding drive assembly 29 drives the feeding base 211 to slide to the preset position 2 again, the robot 4 grabs the inner rail of the slide rail with the bolts and transfers it to the welding machine 3, and the welding machine 3 welds the bolts to the inner rail of the slide rail.

[0036] Two discharging slides 6 are provided on the workbench 1, and there are two discharging devices 7, corresponding to the two discharging slides 6 respectively. The discharging device 7 includes a discharging fixture, and the discharging fixture includes a discharging base 71 slidably connected to the discharging slide 6, and two discharging pneumatic clamps 72 installed on the discharging base 71. A discharging drive assembly 73 is installed on the workbench 1, and the discharging drive assembly 73 includes a lead screw 2 rotatably connected to the workbench 1, a nut assembly 2 installed on the lead screw 2, and a motor 2 driving the lead screw 2 to rotate, and the nut assembly 2 is fixed to the discharging base 71, and the discharging drive assembly 73 can drive the discharging base 71 to slide along the discharging slide 6.

[0037] Working principle of discharging: robot 4 grabs the inner rail of the slide rail with bolts welded on the welding machine 3, transfers it to the discharging base 71, and the discharging pneumatic clamp 72 operates to clamp and fix the inner rail of the slide rail with bolts welded on the discharging base 71. The discharging drive assembly 73 drives the discharging base 71 to slide along the discharging slide 6. After the inner rail of the slide rail with bolts welded on it is transported to the specified position, the discharging pneumatic clamp 72 is released, and the inner rail of the slide rail with bolts welded on it can be removed from the discharging base 71.

Claims

1. An automatic feeding and discharging device for projection welding bolts on the inner rail of a car seat slide rail, characterized in that: The invention comprises a loading device (2) for placing bolts onto the inner rail of a slide rail, a welding machine (3), a discharging device (7), a robot (4) for transferring the inner rail of the slide rail with bolts to the welding machine (3) and transferring the inner rail of the slide rail with bolts welded thereon to the discharging device (7), and a workbench (1).

2. The automatic feeding and discharging device (7) for the projection welding bolts of the inner rail of the slide rail of the automobile seat according to claim 1 is characterized in that: The loading device (2) comprises a loading fixture (21) arranged on the workbench (1), a feeding device (22) for feeding bolts, a support (23), a swivel seat (24) rotatably connected to the support (23), a rotatable driving member (25) driving the swivel seat (24), a downward pressing block (26), and a downward pressing driving member (27) driving the downward pressing block (26) to rise and fall. The feeding device (22) is provided with a feeding port (221), and the swivel seat (24) is provided with a receiving port (241) docking with the feeding port (221). The rotatable driving member (25) is used to drive the swivel seat (24) to rotate so that the receiving port (241) is located above the inner rail of the slide rail in the fixture. After the downward pressing driving member (27) drives the downward pressing block (26) to descend, the bolts in the receiving port (241) are pressed down onto the inner rail of the slide rail.

3. The automatic feeding and discharging device (7) for the projection welding bolts of the inner rail of the automobile seat slide rail according to claim 2 is characterized in that: The support (23) is provided with an arc-shaped slide groove (231), and the lower end of the rotating seat (24) is embedded in the arc-shaped slide groove (231).

4. The automatic feeding and discharging device (7) for projection welding bolts on the inner rail of a car seat slide rail according to claim 2 or 3, characterized in that: The support (23) is provided with an arc-shaped stopper (28), and the side wall of the rotating seat (24) abuts against the arc-shaped stopper (28).

5. The automatic feeding and discharging device (7) for the projection welding bolts of the inner rail of the automobile seat slide rail according to claim 2 is characterized in that: The rotating driving member (25) is a cylinder 1, the cylinder 1 is hinged on the support (23), and the piston rod is hinged on the rotating seat (24).

6. The automatic feeding and discharging device (7) for the projection welding bolts of the inner rail of the slide rail of an automobile seat according to claim 2, characterized in that: The loading clamp (21) comprises a loading base (211) and at least two loading pneumatic clamps (212) installed on the loading base (211).

7. The automatic feeding and discharging device (7) for the projection welding bolts of the inner rail of the automobile seat slide rail according to claim 6 is characterized in that: The workbench (1) is provided with a loading slide (5), the loading base (211) is slidably connected to the loading slide (5), and the loading device (2) also includes a loading drive component (29) for driving the loading base (211) to slide along the loading slide (5).

8. The automatic feeding and discharging device (7) for projection welding bolts on the inner rail of a car seat slide rail according to claim 1, characterized in that: The discharging device (7) comprises a discharging fixture arranged on the workbench (1), and the discharging fixture comprises a discharging base (71) and at least two discharging pneumatic clamps (72) arranged on the discharging base (71).

9. The automatic feeding and discharging device (7) for projection welding bolts on the inner rail of a car seat slide rail according to claim 8, characterized in that: The workbench (1) is provided with a discharging slide (6), the discharging base (71) is slidably connected to the discharging slide (6), and the discharging device (7) also includes a discharging drive component (73) for driving the discharging base (71) to slide along the discharging slide (6).

10. The automatic feeding and discharging device (7) for projection welding bolts on the inner rail of a car seat slide rail according to claim 1, characterized in that: The number of the loading devices (2) and the number of the discharging devices (7) are both two, and the number of the robot (4) and the number of the welding machine (3) are both one.

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