CN216503065U

CN216503065U - Quick switching device that car parts welding was used

Info

Publication number: CN216503065U
Application number: CN202122728482.0U
Authority: CN
Inventors: 汤军军
Original assignee: Shanghai Roc Automotive Equipment Technology Co ltd
Current assignee: Shanghai Roc Automotive Equipment Technology Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-05-13
Anticipated expiration: 2031-11-09

Abstract

A fast switching device for welding automobile parts comprises a bearing trolley body, a guide groove, a bull eye bearing, an oil pressure buffer, a rotary clamping cylinder and a bottom plate; guide pulleys are respectively arranged at the left and right side ends of a frame plate of the bearing trolley body, and a limiting plate is arranged at the front end of the frame plate; the two guide grooves are respectively arranged at the two sides of the rear end of the welding station; the bottom plate is arranged between the front ends of the two guide grooves, and a plurality of bull eye bearings are respectively arranged on the periphery of the upper end of the bottom plate; the hydraulic buffer is arranged on one side of the front end of the bottom plate, the rotary clamping cylinder is arranged on the other end of the front end of the bottom plate, and the limiting block is arranged on one side of the rotary clamping cylinder. This is novel does not need professional technical personnel to operate, can reduce the labour cost expenditure for the producer, does benefit to and improves work efficiency, and has reduced the potential safety hazard that brings to the workshop operation personnel. Based on the above, the utility model has good application prospect.

Description

Quick switching device that car parts welding was used

Technical Field

The utility model relates to the technical field of automobile production equipment, in particular to a quick switching device for welding automobile parts.

Background

In semi-automatic production of automobile parts, for welding larger parts (such as an A column, a B column, a longitudinal beam and the like), the parts and a trolley for bearing the parts are generally forked to a welding station by a forklift and the like (the parts to be welded are convenient to weld after being lifted a certain height away from the ground; in semi-automatic production, the trolley is not arranged in a workshop due to cost consideration and hidden danger of safety of workers caused by the fact that the trolley walks back and forth), and the parts and the trolley are placed back to the original position by the forklift after welding is finished (the bearing trolley is mainly convenient for a previous process to convey the parts to be welded after production to the welding station, and the parts to be welded are conveyed to the next process by the trolley after welding is finished).

The forklift working mode needs to be operated by a professional with certain skills, and is inconvenient for movement of the forklift due to limited space in a workshop, and certain potential safety hazards can be brought to personal safety of workers due to the fact that the forklift moves in the workshop. In summary, it is necessary to provide a switching device which facilitates the movement of automobile parts to and from the welding station and facilitates the welding.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects that in the existing semi-automatic production of automobile parts, for welding larger parts, the welded parts and the carrying trolley are transported by a forklift mode, the labor cost of a production party is increased in the actual production due to the operation of professional technicians, the number of the operators is limited, the improvement of the working efficiency is not facilitated, and potential safety hazards are brought to the operators in a production workshop, the utility model provides a method for transporting the welded parts to the carrying trolley, which has the advantages that under the combined action of related mechanisms, common operators can operate the welded parts, the operators can conveniently push the carrying trolley and the parts carried on the carrying trolley to a welding station and pull the carrying trolley from the welding station to the next station during working, and the parts in the welding process can be ensured to be fixed at a certain height from the ground, so that the operation of the professional technicians is not needed, the labor cost of the production party can be reduced, and the working efficiency is improved, and the quick switching device for welding the automobile parts, which brings potential safety hazards to production workshop operators, is reduced.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

a fast switching device for welding automobile parts comprises a bearing trolley body, a guide groove, a bull eye bearing, an oil pressure buffer, a rotary clamping cylinder and a bottom plate; the trolley is characterized in that guide pulleys are respectively mounted at the left side end and the right side end of a frame plate of the bearing trolley body, and a limiting plate is mounted at the front end of the frame plate; the two guide grooves are distributed and respectively installed on two sides of the rear end of the welding station; the bottom plate is arranged between the front ends of the two guide grooves, and a plurality of bull eye bearings are arranged around the upper end of the bottom plate respectively; the hydraulic buffer is installed on one side of the front end of the bottom plate, the rotary clamping cylinder is installed on the other side of the front end of the bottom plate, and the limiting block is installed on one side of the rotary clamping cylinder.

Furthermore, the upper and lower height in the groove bodies of the two guide grooves is greater than the upper and lower height of the guide pulleys, and the distance between the inner sides of the groove bodies of the two guide grooves is greater than the distance between the guide pulleys at the two side ends of the bearing trolley body.

Furthermore, the height of the upper end of the bearing surface of the bull-eye bearing is lower than the height of the upper ends of the inner grooves of the two guide grooves.

Furthermore, the rear side ends of the two guide grooves are respectively provided with a guide plate.

Furthermore, the left side and the right side of the lower end of a frame plate of the bearing trolley body are respectively provided with a sliding chute, and the upper part of the front inner end of each sliding chute is provided with an inclined plane.

Furthermore, the width of the bull-eye bearing is the left width and the right width in the groove bodies of the two sliding grooves.

The utility model has the beneficial effects that: this novel use, the staff can make things convenient for the hand push mode to promote bottom plate rear end department forward this novel together with the required welding part that is located on the bearing trolley, then just can push away the bearing trolley body on four bull's eye bearings through the spout with exerting oneself a little, the part of bearing trolley body and upper end will be separated ground certain distance like this, the hydraulic buffer plays the cushioning effect, then the staff is firmly fixed the limiting plate at bearing trolley body front end in the stopper rear side through PLC control gyration die clamping cylinder work, dolly body and part can not take place the displacement in the welding like this, welding work's effective the going on has been guaranteed. After the welding, the staff can conveniently pull out this is novel from welding station and transports next station to push another this is novel to get into welding processes together with the part. This is novel does not need professional technical personnel to operate, can reduce the labour cost expenditure for the producer, does benefit to and improves work efficiency, and has reduced the potential safety hazard that brings to the workshop operation personnel. Based on the above, the utility model has good application prospect.

Drawings

The utility model is further illustrated below with reference to the figures and examples.

FIG. 1 is a schematic view of a partial structure of the present invention.

FIG. 2 is a schematic view of the structure of the cart body of the present invention.

Fig. 3 is a schematic structural view between the rotary clamping cylinder and the limit plate according to the present invention.

Fig. 4 is a schematic view of the overall structure of the present invention.

Detailed Description

As shown in fig. 1, 2, 3 and 4, a fast switching device for welding automobile parts comprises a bearing trolley body 1, a [ -shaped guide groove 2, a bull eye bearing 3, an oil pressure buffer 4, a rotary clamping cylinder 5 and a rectangular bottom plate 6, wherein four universal wheels 102 are arranged on the periphery of the lower end of a frame plate 101 of the bearing trolley body through screw nuts, a handrail 103 is arranged at the rear end of the bearing trolley body, the front end of the bearing trolley body is an open mechanism, two air inlet and outlet ports of a cylinder of the rotary clamping cylinder 5 are respectively connected with two air outlet ports of a solenoid valve (not shown in the figure) through pipelines, an air inlet port of the solenoid valve is connected with an air outlet port of an air compressor (not shown in the figure) in a workshop through a hose (having a length margin and ensuring the movement of the trolley body), and a power input end of the solenoid valve is connected with a power output end controlled by a PLC in the workshop through a lead; two guide pulleys 104 are respectively arranged at the left side end and the right side end of a frame plate 101 of the bearing trolley body at a certain distance from the front to the back through screw nuts, an ┍ -shaped limiting plate 105 is arranged at the middle part of the front end of the frame plate 101 through screw nuts, and rectangular open grooves 106 are respectively arranged at two sides of a longitudinal beam at the middle part of the frame plate 101; the two guide grooves 2 are longitudinally distributed at a certain distance from left to right and are respectively installed on the ground at the two sides of the rear end of the welding station through screw nuts, and the groove bodies 21 of the two guide grooves are positioned at the inner side ends in a face-to-face state and are higher than the ground by a certain height; the bottom plate 6 is arranged on the ground between the front ends of the two guide grooves 2 through screw nuts, the left end and the right end of the bottom plate are spaced from the inner sides of the two guide grooves 2 by a certain distance, the four same bull-eye bearings 3 are arranged, and bearing seats of the four bull-eye bearings 3 are respectively arranged on the periphery of the upper end of the bottom plate 6 through screw nuts; the casing of the hydraulic buffer 4 is vertically installed on the right side of the front end of the bottom plate 6 through a screw nut, the movable buffer surface of the casing is located on the rear side, the cylinder barrel of the rotary clamping cylinder 5 is longitudinally distributed and installed in the middle of the front end of the bottom plate 6 through the screw nut, the rotary chuck 51 of the rotary clamping cylinder is located on the rear side, and the right part of the front end of the bottom plate 6 is located on the right side of the rotary clamping cylinder and is provided with a rectangular limiting block 7 through the screw nut.

As shown in fig. 1, 2, 3 and 4, the vertical height in the groove bodies 21 of the two guide grooves is greater than the vertical height of the guide pulleys 104, and the distance between the inner sides of the groove bodies 21 of the two guide grooves is slightly greater than the distance between the guide pulleys 104 at the two side ends of the carrying trolley body. The height of the upper end of the bearing surface of the bull eye bearing 3 is lower than the height of the upper ends of the two guide grooves in the groove bodies 31, and the distance between the upper end of the bearing surface of the bull eye bearing 3 and the ground is larger than the height between the lower end of the wheel of the bearing trolley body 1 and the frame plate 101. The rear side ends of the two guide grooves are respectively bent outward at a certain angle to form guide plates 107. Two n-shaped sliding grooves 108 are longitudinally arranged on the left side and the right side of the lower end of a frame plate 101 of the bearing trolley body through screw nuts respectively, an inclined plane (not shown in the figure) with gradually-transitional front-high back-low is arranged on the upper portion of the front inner end of each sliding groove 108, and the distance between the two sliding grooves 108 is consistent with the distance between the two bull's eye bearings 3 at the left end and the two bull's eye bearings 3 at the right end of the bottom plate. The left and right widths in the groove bodies 21 of the two sliding grooves are respectively larger than the widths of the two bull-eye bearings 3 at the left end and the right end. When the bearing trolley body 1 (the lower end of the wheel is in contact with the ground) is positioned on the flat ground between the two guide grooves 2, the guide pulleys 104 at the two side ends are respectively positioned at the inner lower parts of the end groove bodies 21 at the inner sides of the two guide grooves 2.

Fig. 1, 2, 3, 4 show, this novel use, the staff can make things convenient for the hand push mode (the people promotes its through handrail 103 in the bearing trolley body 1 rear end and advances or the pulling retreats) with this novel required welding part that is located bearing trolley body 1 promotes bottom plate 6 rear end department forward via two guide ways 2, two deflectors 107 make things convenient for the leading pulley 104 of bearing trolley body 1 both sides end to get into respectively in the inboard end slot body of two guide ways, two guide ways 2 are for the motion direction and the spacing of bearing trolley body 1. After the bearing trolley body 1 moves in place, a worker can push the bearing trolley body onto the four bull-eye bearings 3 through the sliding groove 108 by slightly applying force forwards through the handrail 103 (the upper part of the front inner end of the sliding groove 108 is provided with an inclined plane with gradually-transitional front-high back-low, so that the bearing trolley body can be conveniently pushed onto the four bull-eye bearings 3 through the sliding groove 108), so that the bearing trolley body 1 and parts at the upper end of the bearing trolley body can be spaced from the ground by a certain distance, and when the front end of the trolley body 1 contacts the oil pressure buffer 4, the oil pressure buffer 4 can play a role in buffering; then the staff is through PLC control gyration die clamping cylinder 5 work, its rotary chuck 5 turns into the level and then is pulled forward by gyration die clamping cylinder 5's piston rod by the downward vertical (the upper end height is less than dolly body frame plate lower extreme height at this moment highly under its internal mechanism effect) to its left earlier, firmly presss from both sides tightly the limiting plate 105 rear end of dolly body at the stopper 7 rear side, and dolly body 1 and part can not take place the displacement in the welding like this, have guaranteed the effective of welding work and have gone on. After welding, a worker controls the rotary clamping cylinder 5 to work through the PLC, under the action of an internal mechanism of the rotary clamping cylinder 5, a piston rod of the rotary clamping cylinder 5 pushes the rotary chuck 5 backwards to return to an initial position, and then the rotary chuck 5 is controlled to be turned from a horizontal state to a downward vertical initial position state to prepare for next use. Because spacing is pulled open to the limiting plate 105 front side of dolly body and 7 rear sides of stopper, the staff just can conveniently pull down this novel part after welding from bull's eye bearing 3 like this, then through two guide way direction spacing with dolly body from two guide way 2 back sides pull out, can conveniently pull out this novel welding station of follow and transport next station to push another this novel welding process that gets into together with the part. This is novel does not need professional technical personnel to operate, can reduce the labour cost expenditure for the producer, does benefit to and improves work efficiency, and has reduced the hidden danger that brings the safety to the workshop operation personnel. The oil buffer 4 adopted by the novel hydraulic buffer is AC 2030; the rotary clamping cylinder 5 is SMC type.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, the embodiments do not include only one independent technical solution, and such description is only for clarity, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A fast switching device for welding automobile parts comprises a bearing trolley body, a guide groove, a bull eye bearing, an oil pressure buffer, a rotary clamping cylinder and a bottom plate; the trolley is characterized in that guide pulleys are respectively mounted at the left side end and the right side end of a frame plate of the bearing trolley body, and a limiting plate is mounted at the front end of the frame plate; the two guide grooves are distributed and respectively installed on two sides of the rear end of the welding station; the bottom plate is arranged between the front ends of the two guide grooves, and a plurality of bull eye bearings are arranged around the upper end of the bottom plate respectively; the hydraulic buffer is installed on one side of the front end of the bottom plate, the rotary clamping cylinder is installed on the other side of the front end of the bottom plate, and the limiting block is installed on one side of the rotary clamping cylinder.

2. The fast switching device for welding the automobile parts as claimed in claim 1, wherein the vertical height in the groove bodies of the two guide grooves is greater than the vertical height of the guide pulleys, and the distance between the inner sides of the groove bodies of the two guide grooves is greater than the distance between the guide pulleys at the two side ends of the bearing trolley body.

3. The fast switching device for welding the automobile parts as claimed in claim 1, wherein the height of the upper end of the bearing surface of the bull eye bearing is lower than the height of the upper ends of the two guide grooves.

4. The quick switching device for welding the automobile parts as claimed in claim 1, wherein the two guide grooves have guide plates at rear side ends thereof, respectively.

5. The fast switching device for welding the automobile parts as claimed in claim 1, wherein sliding grooves are respectively installed on the left and right sides of the lower end of the frame plate of the carrying trolley body, and an inclined surface is arranged on the upper portion of the front inner end of each sliding groove.

6. The quick switching device for welding the automobile parts as claimed in claim 5, wherein the widths of the bull's eye bearings are the left and right widths in the grooves of the two chutes.