CN211162500U

CN211162500U - Rotary trolley of light truck frame assembly welding production line

Info

Publication number: CN211162500U
Application number: CN201921171824.XU
Authority: CN
Inventors: 周洪俊
Original assignee: Chengdu Dayun Automobile Co Ltd
Current assignee: Chengdu Dayun Automobile Co Ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-08-04
Anticipated expiration: 2029-07-24

Abstract

The utility model relates to a rotary trolley of a light truck frame assembly welding production line; gyration dolly (1) is placed on transverse guide (5), transports dolly (3) and places on longitudinal rail (2), transport dolly (3) and transport light truck frame assembly to station (4) department processing, gyration dolly (1) will travel transport dolly (3) on track (201) and transport on return line track (202). The transfer trolley is characterized in that a side moving guide rail (103) is arranged on the rotary trolley (1), the transfer trolley (3) is pushed to the side moving guide rail (103) of the rotary trolley (1) through manpower at the end point of the running track (201), the rotary trolley (1) slides on the transverse track (5), the transfer trolley (3) is moved to the wire returning guide rail (202), and the circular movement of the transfer trolley (3) is realized. The utility model provides an independent station process concentrate, production efficiency low grade problem.

Description

Rotary trolley of light truck frame assembly welding production line

Technical Field

The utility model relates to a welding assembly line, especially the gyration dolly of light truck frame assembly welding assembly line.

Background

The light truck frame assembly is welded by adopting an independent station after being off line, the upper wing surface and the lower wing surface of the light truck frame assembly need to be welded during welding, and the upper wing surface of the light truck frame cannot be welded simultaneously when the lower wing surface of the light truck frame assembly is welded, so that the light truck frame assembly also needs to be turned over during welding, and the welding efficiency is limited. Therefore, the welding process of the light truck assembly frame at present integrates lower wing surface welding, light truck frame assembly overturning and upper wing surface welding, the production efficiency is low, and the production beat can not meet the production requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a welding assembly line gyration dolly that welding station distributes in order.

The purpose of the utility model is realized through the following technical scheme: a rotary trolley of a welding production line of a light truck frame assembly comprises a frame and wheel components, wherein the frame is connected with the wheel components.

The frame comprises side beams, cross beams, side-shifting guide rails, guide rail supporting beams and a support, wherein two ends of each of the cross beams, the side-shifting guide rails and the guide rail supporting beams are connected with the side beams, and two ends of the support are connected with the cross beams; the wheel assembly comprises a fixing block, a wheel shaft and wheels, the fixing block is respectively connected with the side beam and the support, the wheel shaft penetrates into the fixing block, and the wheels are connected with the wheel shaft through bearings.

The rotary trolley is placed on the transverse guide rail, the longitudinal guide rail comprises a running rail and a return line rail, the rail fixing plate is connected with the ground, the running rail, the return line rail and the transverse guide rail are connected with the rail fixing plate, and the transverse guide rail is perpendicular to the running rail and the return line rail.

The contact surface of the wheels and the guide rail is provided with a groove, and the side shift rail and the running rail are equal in width and height.

The straight guide rail is of an angle steel structure, the angle steel has an upward folded angle, and the wheel groove is matched with the folded angle to prevent the rotary trolley from leaving the guide rail in the moving process.

The longitudinal guide rail and the side shift guide rail are equal in width and height, and the longitudinal guide rail is matched with the side shift guide rail.

And limiting devices are arranged at two ends of the transverse guide rail, the rotary trolley runs to the limiting devices, and the side-shifting guide rail of the rotary trolley is aligned with the longitudinal guide rail.

The utility model has the advantages of it is following:

1. the welding workload is distributed orderly, so that the production efficiency is improved;

2. the light truck frame assembly is convenient and orderly to transport;

3. the light truck frame assembly is convenient and orderly to turn over;

4. synchronizing welding efficiency with other manufacturing lines;

5. the welding workload of each procedure is balanced;

6. the transfer trolley returns conveniently and quickly.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a top view of the rotating cart

FIG. 3 is a schematic view of the connection mode of the rotary trolley and the guide rail;

FIG. 4 is a schematic view of a welding line;

in the figure: 1-rotary trolley, 2-longitudinal guide rail, 3-transfer trolley, 4-station, 5-transverse guide rail, 6-rail fixing plate, 101-side beam, 102-cross beam, 103-lateral movement guide rail, 104-guide rail support beam, 105-bracket, 106-fixing block, 107-wheel shaft, 108-wheel, 201-running rail, 202-return rail, 401-frame transfer station, 402-welding first station, 403-overturning station, 404-welding second station, 405-welding third station, 406-offline station and 407-transfer trolley rotary station.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in figure 1, the rotary trolley for the light truck frame assembly welding production line comprises a frame and wheel assemblies, wherein the frame is connected with the wheel assemblies.

The frame comprises a side beam 101, a cross beam 102, a side shift guide rail 103, a guide rail support beam 104 and a bracket 105, wherein two ends of the cross beam 102, the side shift guide rail 103 and the guide rail support beam 104 are welded with the side beam (101), and two ends of the bracket 105 are in bolt connection with the cross beam 102; the wheel assembly comprises a fixing block 106, a wheel shaft 107 and a wheel 108, wherein the fixing block 106 is respectively connected with the side beam 101 and the bracket 105 through bolts, the wheel shaft 107 penetrates into the fixing block (106), and the wheel 108 is connected with the wheel shaft 107 through a bearing.

The rotary trolley is characterized by further comprising a longitudinal guide rail 2 and a transverse guide rail 5, the rotary trolley 1 is placed on the transverse guide rail 5, the longitudinal guide rail comprises a running rail 201 and a return line rail 202, a rail fixing plate 602 is connected with the ground, the running rail 201, the return line rail 202 and the transverse guide rail 3 are connected with a rail fixing plate 6, and the transverse guide rail 5 is perpendicular to the running rail 201 and the return line rail 202.

Also comprises a plurality of stations 4; station 401 is transported to the frame to first station, and the second station is a welding station 402, and the third station is upset station 403, and the fourth station is two stations 404 of welding, and the fifth station is three stations 405 of welding, and the sixth station is off-line station 406, and the seventh station is for transporting dolly gyration station 407, station 4 all arranges into a line according to the order, longitudinal rail 2 is fixed in subaerially through track fixed plate 6, longitudinal rail 2 arranges along station 4 discharge direction.

Preferably, the first station is a frame transfer station and is used for storing the light truck frame assembly lifted on the riveting line; the second station is a welding station 1 and is mainly responsible for welding the upper airfoil surface of the frame; the third station is a turning station, and the light truck frame assembly is turned over by using a turning mechanism; the fourth station is a welding second station and is mainly responsible for welding the lower airfoil surface of the frame; the fifth station is a welding three-station and is mainly responsible for welding the lower airfoil surface of the frame; the sixth station is a offline station and is mainly responsible for hoisting and stacking the welded light truck frame assembly offline; the seventh station is a transfer trolley rotation station and is mainly responsible for pushing the transfer trolley 3 on the welding line onto the rotation trolley 1, transferring the transfer trolley onto the wire returning track 202 through the rotation trolley 1, manually returning the transfer trolley to the starting point, and performing a reciprocating cycle.

Grooves are processed on the contact surfaces of the wheels 108 and the guide rails, and the side shifting rails and the running rails 201 are equal in width and height.

The straight-going guide rail is of an angle steel structure, the angle steel dog-ear faces upwards, the grooves of the wheels 108 are matched with the dog-ears, and the transfer trolley is prevented from leaving the guide rail in the moving process.

The longitudinal guide 2 is parallel to the side shift guide 103, and the side shift guide 103 is engaged with the longitudinal guide 2.

And two ends of the transverse guide rail 5 are fixed with limiting devices through bolts, the rotary trolley 1 runs to the limiting devices, and the lateral moving guide rail 103 of the rotary trolley 1 is aligned with the longitudinal guide rail 2.

The working process of the utility model is as follows:

moving a transfer trolley 3 at the starting point of a running track 201 to a frame transfer station, then hoisting a light truck frame assembly on the transfer trolley 3, pushing the transfer trolley 3 to a welding station, welding the upper wing surface of the light truck frame assembly, pushing the transfer trolley 3 to an overturning station after the welding is finished, wherein the overturning station is provided with an overturning mechanism, overturning the transfer trolley, pushing the transfer trolley 3 to a welding station II after overturning, welding the lower wing surface of the light truck frame assembly, moving the light truck frame assembly to a welding station III through the transfer trolley 3 when the next light truck frame assembly moves to the welding station II, continuously welding the lower wing surface of the light truck frame assembly, ensuring that the welding efficiency of the lower wing surface is synchronous with other welding efficiencies by the two welding stations to the lower wing surface, pushing the transfer trolley 3 to a lower wing station after the welding is finished, lifting a light truck frame assembly to be taken off a line and stacking the light truck frame assembly, then pushing a transfer trolley 3 to move to a transfer trolley rotation station, arranging a limiting device on a transverse guide rail 5 of the transfer trolley rotation station, pushing the transfer trolley 1 to a side transfer rail 103 of the transfer trolley 1 by manpower, then pushing the transfer trolley 1 to the other limiting device position of the transverse guide rail 5, aligning a side transfer guide rail 103 with a return line rail 202, pushing the transfer trolley 3 to the return line rail 202 by manpower, then pushing the transfer trolley to the terminal point of the return line rail 202, pushing the transfer trolley 3 to the side transfer rail 103 of the transfer trolley 1 by manpower, pushing the transfer trolley 3 to the stop device position on the transverse guide rail 5 at one end of the terminal point of the return line rail 202, aligning the side transfer guide rail 103 with the return line rail 202, then the transfer trolley 1 is pushed to the position of the other limiting device of the transverse guide rail 5, the lateral movement guide rail 103 is aligned with the running track 201, the transfer trolley 1 is pushed to the running track 201 through manpower, and the reciprocating circulation of the transfer trolley 3 is completed by utilizing the transportation of the rotary trolley 1.

Claims

1. The rotary trolley of the light truck frame assembly welding production line is characterized in that: the bicycle comprises a frame and a wheel assembly, wherein the wheel assembly is connected with the frame; the frame comprises side beams (101), cross beams (102), side shift guide rails (103), guide rail support beams (104) and a support (105), wherein two ends of each of the cross beams (102), the side shift guide rails (103) and the guide rail support beams (104) are connected with the side beams (101), and two ends of the support (105) are connected with the cross beams (102); the wheel assembly comprises a fixing block (106), a wheel shaft (107) and wheels (108), the fixing block (106) is respectively connected with the side beam (101) and the bracket (105), the wheel shaft (107) penetrates into the fixing block (106), and the wheels (108) are connected with the wheel shaft (107) through bearings; still include longitudinal rail (2), transverse rail (5) and track fixed plate (6), place on transverse rail (5) gyration dolly (1), longitudinal rail is including going track (201) and return line track (202), track fixed plate (6) are connected with ground, it is connected with track fixed plate (6) to go track (201), return line track (202) and transverse rail (5), transverse rail (5) and the track (201) of going are perpendicular mutually with return line track (202).

2. The rotating trolley for the light truck frame assembly welding line of claim 1, wherein: grooves are processed on the contact surfaces of the wheels (108) and the guide rails, the bottoms of the side shifting guide rails (103) are flush with the bottoms of the side beams (101), grooves are processed at the positions of side shifting rail passage openings on the side beams (101), and the side shifting rails are as wide as and as high as the longitudinal guide rails (2).

3. The rotating trolley for the light truck frame assembly welding line of claim 1, wherein: the longitudinal guide rail (2) is parallel to the lateral movement guide rail (103).

4. The rotating trolley for the light truck frame assembly welding line of claim 1, wherein: and limiting devices are arranged at two ends of the transverse guide rail (5), the rotary trolley (1) runs to the limiting devices, and the side-shifting guide rail (103) of the rotary trolley is aligned with the longitudinal guide rail (2).