Welding device for automobile frame assembly assembling production line

Abstract

The utility model discloses a welding device for an automobile frame assembly assembling production line, and relates to the technical field of automobile frame production. The welding device comprises a welding table, a supporting mechanism is fixedly installed on the top of the welding table, and a positioning mechanism is arranged on the top of the welding table. The top pressing mechanism is fixed to the bottom of the downward moving mechanism and matched with the driving device, after welding of one position of a frame is completed, the driving device is started to drive the positioning mechanism to rotate along the center of the welding table, meanwhile, the top pressing mechanism at the top clamps the top of the frame, and welding is completed. The driving device can drive the positioning mechanism to be converted by a certain angle at a time, so that the welding position can be converted by a certain angle at a time, and the welding position can be conveniently welded at different positions; and meanwhile, the labor intensity of manually overturning the frame and the risk of falling of the frame are reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of automobile frame production, and specifically relates to a welding device for automobile frame assembly production line. BACKGROUND

[0002] The automobile frame assembly production line is an important link in the automobile production process, and is mainly responsible for assembling the frame and its related parts, components and combined parts into an automobile component part with independent functions.

[0003] In the prior art, a kind of automobile frame welding device is disclosed in Chinese patent No.CN202311124883.2, including rack and the slide rail and respectively being arranged in slide rail in the rack both ends inner gear, clamping adjusting mechanism, clamping jaw part and welding torch adjusting mechanism, clamping adjusting mechanism includes clamping position adjusting part and clamping angle adjusting part, clamping angle adjusting part angle deviation subassembly and angle adjusting subassembly, clamping jaw part is arranged on angle adjusting subassembly, welding torch adjusting mechanism includes welding torch position adjusting subassembly, reversing subassembly and welding torch part.

[0004] Generally, when welding the frame, the cut frame parts are first combined together, and then welded. Since the existing automobile frame welding device needs to be manually turned to change the position of the frame, welding of different parts of the frame can be realized, which is time-consuming and laborious, and prone to frame falling, resulting in certain risks in the frame welding process.

[0005] For the problems in the related art, no effective solution has been proposed so far. UTILITY MODEL CONTENT

[0006] To overcome the above technical problems existing in the prior art, the utility model proposes a welding device for automobile frame assembly production line.

[0007] To solve the above technical problems, the utility model is realized by the following technical solutions:

[0008] The utility model discloses a welding device for automobile frame assembly production line, including the welding station, the top fixed mounting of welding station has the support mechanism, the top of welding station is provided with the positioning mechanism, the bottom of welding station is provided with drive arrangement, the output of drive arrangement is fixedly connected with the bottom of positioning mechanism, the top fixed mounting of support mechanism has the lifting device, the output fixed mounting of lifting device has the downward mechanism, the bottom fixed connection of downward mechanism has the top pressure mechanism, the outer surface of support mechanism is inserted with the welding mechanism, the both sides of welding station all are fixedly connected with the feeding table.

[0009] Further, the welding station comprises a welding station body, and the two ends of the welding station body are fixedly connected with side tables.

[0010] Further, the support mechanism comprises a support column, the top of the support column is fixedly connected with a horizontal table, the inner wall of the support column is provided with an inner groove, and the two ends of the downward mechanism are slidably connected to the inside of the inner groove.

[0011] Further, the positioning mechanism comprises a positioning table, the top of the positioning table is inserted with a positioning column, the top of the positioning table is provided with positioning holes, and the number of the positioning holes is set to be several.

[0012] Further, the drive arrangement comprises a drive motor, the output of the drive motor is fixedly installed with an incomplete gear, one side of the incomplete gear is engaged with a rotating gear, and the output of the rotating gear is fixedly connected with the bottom of the positioning table.

[0013] Further, the lifting device comprises a lifting cylinder, and the output of the lifting cylinder is provided with a telescopic shaft.

[0014] The downward mechanism comprises a downward plate, the two ends of the downward plate are fixedly connected with side sliding blocks, and the side sliding blocks are slidably connected to the inside of the inner groove.

[0015] Further, the top pressure mechanism comprises a mounting plate, the bottom of the mounting plate is fixedly connected with a top pressure rod, and the bottom of the top pressure rod is fixedly connected with a top pressure seat.

[0016] Further, the welding mechanism comprises a welding gun, the top of the welding gun is fixedly connected with a connecting pipe, and the welding gun is located on the outer surface of the support column.

[0017] Further, the outer surface of the support column is fixedly connected with a fixing sleeve, and the connecting pipe is inserted into the inside of the fixing sleeve.

[0018] Further, the number of the inner grooves is set to be several groups.

[0019] The utility model has the following beneficial effects:

[0020] 1. The utility model discloses a top pressure mechanism is fixed at the bottom of the downward mechanism, cooperation drive arrangement, when the frame one place welds and completes, through starting drive arrangement and make it drive positioning mechanism along the center of welding platform and rotate, and the top pressure mechanism of top clamps its top simultaneously, to make the frame can rotate along with positioning mechanism, and its initial placement position does not shift when, and drive arrangement single can drive positioning mechanism and convert a certain angle, to make the welding position single conversion certain angle and be convenient for its welding in different positions, improve the welding operation efficiency, and reduce the labor intensity of manual overturning frame and the risk of frame falling.

[0021] 2. The utility model discloses drive motor and incomplete gear cooperation drive rotating gear and rotate, and then can be positioning table and provide single rotation certain angle's self-rotating effect, to make it can drive the frame assembly of top single rotation certain angle and automatic conversion to its welding position, improve the welding operation efficiency, through the cooperation of lift cylinder and telescopic shaft, the lower plate can be pushed to lift, in this way, the top pressure mechanism is connected with the lower plate, indirectly provides the lifting driving force for the top pressure mechanism, drives its self-lifting and forms the clamping and loosening effect above the frame, when the lower plate is driven and goes down, the top pressure rod of the bottom of mounting plate is pushed down to move, in this way, the top pressure seat of its bottom is driven and moves down together until it contacts and fits with the top of frame after stopping, to form the clamping effect of not fixed type to the frame.

[0022] Of course, any product implementing the utility model does not necessarily need to achieve all the advantages described above at the same time. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical scheme of the utility model embodiment, the following will be needed to use the drawing of the embodiment to introduce briefly, obviously, the drawing in the following description only some embodiments of the utility model, for those skilled in the art, under the premise of not paying creative labor, other drawings can also be obtained according to these drawings.

[0024] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0025] Figure 2 It is the support column structure schematic diagram of the utility model;

[0026] Figure 3 It is the top pressure seat structure schematic diagram of the utility model;

[0027] Figure 4 It is the fixed sleeve structure schematic diagram of the utility model;

[0028] Figure 5The utility model discloses a driving motor structure schematic view.

[0029] Figure 6 The utility model discloses a positioning table structure schematic view.

[0030] In the drawing, the component list that each sign represents is as follows:

[0031] 1, welding table, 2, supporting mechanism, 3, positioning mechanism, 4, drive arrangement, 5, lifting device, 6, move down mechanism, 7, top pressure mechanism, 8, welding mechanism, 9, feeding table, 101, welding table body, 102, side table, 201, support column, 202, horizontal table, 203, inner groove, 301, positioning table, 302, positioning column, 303, positioning hole, 401, driving motor, 402, incomplete gear, 403, rotating gear, 501, lifting cylinder, 502, telescopic shaft, 601, move down plate, 602, side sliding block, 701, mounting plate, 702, top pressure rod, 703, top pressure seat, 801, welding gun, 802, connecting pipe, 204, fixed cover. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model protection.

[0033] In the description of the utility model, it is understood that the terms "opening", "upper", "lower", "top", "middle", "inner" and the like indicate the orientation or positional relationship, which are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated components or elements must have a specific orientation, be constructed and operated in a specific orientation, therefore, it cannot be understood as a limitation on the utility model.

[0034] Please refer to Figures 1-6 The utility model discloses a kind of welding devices for automobile frame assembly line, including welding table 1, the top of the welding table 1 is fixedly installed with supporting mechanism 2, the top of the welding table 1 is provided with positioning mechanism 3, the bottom of the welding table 1 is provided with drive arrangement 4, the output end of the drive arrangement 4 is fixedly connected with the bottom of positioning mechanism 3, the top of the supporting mechanism 2 is fixedly installed with lifting device 5, the output end of the lifting device 5 is fixedly installed with move down mechanism 6, the bottom of the move down mechanism 6 is fixedly connected with top pressure mechanism 7, the outer surface of the supporting mechanism 2 is inserted with welding mechanism 8, the two side surfaces of the welding table 1 are all fixedly connected with feeding table 9.

[0035] When the automobile frame needs to be welded, the frame assembly to be welded is pushed along the feeding table 9 to the top of the positioning mechanism 3, and after the corresponding welding position is completed, the lifting device 5 is started to drive the downward moving mechanism 6 to move downward and drive the top pressing mechanism 7 to move downward, until the top pressing mechanism 7 is close to the top of the frame to clamp it, and then stop. After the welding position is welded, the driving device 4 is started to drive the positioning mechanism 3 to rotate at the center of the welding table 1 to rotate the frame at the top, so that the welding position rotates by a certain angle and stops, and the top pressing mechanism 7 at the top is still pressed at the top center during the rotation process, so that the frame always has a top limit when the angle is converted.

[0036] The top pressing mechanism 7 is fixed at the bottom of the downward moving mechanism 6, and cooperates with the driving device 4. After welding of one part of the frame is completed, the driving device 4 is started to drive the positioning mechanism 3 to rotate at the center of the welding table 1, and the top pressing mechanism 7 at the top clamps the top, so that the frame can rotate with the positioning mechanism 3 without deviation from the initial placement position. The driving device 4 can drive the positioning mechanism 3 to rotate by a certain angle at a time, so that the welding position can be rotated by a certain angle at a time to facilitate welding at different positions, improve the welding efficiency, and reduce the labor intensity of manual turning of the frame and the risk of falling of the frame.

[0037] In one embodiment, for the above-mentioned welding table 1, the welding table 1 comprises a welding table body 101, both ends of the welding table body 101 are fixedly connected with side tables 102, and the supporting mechanism 2 is fixedly connected to the top of the side table 102.

[0038] The side tables 102 are arranged at both ends of the welding table body 101, which can provide a certain movement space for the rotation of the positioning mechanism 3, and cooperate to provide stable support for the positioning mechanism 3 and the supporting mechanism 2 at the top.

[0039] In one embodiment, for the above-mentioned supporting mechanism 2, the supporting mechanism 2 comprises a supporting column 201, the top of the supporting column 201 is fixedly connected with a horizontal table 202, the inner wall of the supporting column 201 is provided with an inner groove 203, and both ends of the downward moving mechanism 6 are slidably connected to the inside of the inner groove 203.

[0040] The horizontal table 202 is supported at the top by the supporting column 201 at both sides of the top of the welding table body 101, which provides a certain supporting height for the downward moving mechanism 6. When the lifting device 5 is driven, it drives the downward moving mechanism 6 to move along the inner side of the supporting column 201, and the two ends slide along the inner wall of the inner groove 203, so that the two ends of the downward moving mechanism 6 are limited to reduce the shaking during the downward movement.

[0041] In one embodiment, for the positioning mechanism 3 described above, the positioning mechanism 3 comprises a positioning table 301, the top of the positioning table 301 is inserted with a positioning column 302, the top of the positioning table 301 is provided with a positioning hole 303, and the number of the positioning hole 303 is provided with several.

[0042] The positioning table 301 is located at the top center of the welding table body 101, and the positioning table 301 can provide a center positioning placement function for the bottom of the frame. By inserting the positioning column 302 into the corresponding positioning hole 303, the outer edge of the bottom of the frame can be limited on the top of the positioning table 301.

[0043] In one embodiment, for the driving device 4 described above, the driving device 4 comprises a driving motor 401, the output end of the driving motor 401 is fixedly installed with an incomplete gear 402, one side of the incomplete gear 402 is engaged with a rotating gear 403, and the output end of the rotating gear 403 is fixedly connected with the bottom of the positioning table 301.

[0044] When the driving motor 401 is started, it drives the incomplete gear 402 to rotate. When the incomplete gear 402 rotates, it drives the rotating gear 403 to rotate by a certain angle, thereby driving the positioning table 301 on the top to rotate by a corresponding angle.

[0045] The driving motor 401 drives the rotating gear 403 to rotate by cooperating with the incomplete gear 402, thereby providing a self-rotating effect of rotating by a certain angle at a time for the positioning table 301, so that it can drive the frame assembly on the top to rotate by a certain angle at a time to automatically convert the welding position, thereby improving the welding operation efficiency.

[0046] In one embodiment, for the lifting device 5 described above, the lifting device 5 comprises a lifting cylinder 501, and the output end of the lifting cylinder 501 is provided with a telescopic shaft 502.

[0047] The downward moving mechanism 6 comprises a downward moving plate 601, both ends of the downward moving plate 601 are fixedly connected with side sliding blocks 602, and the side sliding blocks 602 are slidingly connected in the inner groove 203.

[0048] The lifting cylinder 501 is started to drive the telescopic shaft 502 to extend or retract to push the downward moving plate 601 to move. When the downward moving plate 601 moves, the side sliding blocks 602 on both sides are slidingly displaced on the inner wall of the inner groove 203, and the top pressing mechanism 7 at the bottom is also pushed downward.

[0049] The lifting cylinder 501 cooperates with the telescopic shaft 502 to push the downward moving plate 601 to lift, so that the pressing mechanism 7 is connected with the downward moving plate 601, and the lifting driving force is indirectly provided for the pressing mechanism 7, and the pressing mechanism 7 is driven to lift to form clamping and loosening effects above the vehicle frame.

[0050] In one embodiment, for the above-mentioned pressing mechanism 7, the pressing mechanism 7 comprises a mounting plate 701, the bottom of the mounting plate 701 is fixedly connected with a pressing rod 702, and the bottom of the pressing rod 702 is fixedly connected with a pressing seat 703.

[0051] When the downward moving plate 601 is driven to move downward, the pressing rod 702 at the bottom of the mounting plate 701 is pushed to move downward, so that the pressing seat 703 at the bottom is driven to move downward until it is in contact with the top of the vehicle frame and is stopped after being fitted, so as to form a non-fixed clamping effect on the vehicle frame.

[0052] In one embodiment, for the above-mentioned welding mechanism 8, the welding mechanism 8 comprises a welding gun 801, the top of the welding gun 801 is fixedly connected with a connecting pipe 802, and the welding gun 801 is located on the outer surface of the support column 201.

[0053] By connecting the connecting pipe 802 with the outer side of the support column 201, the welding gun 801 can be placed on the outer side of the support column 201, so as to provide a convenient storage effect for the operator, and the welding gun 801 can be extracted for welding the vehicle frame when welding is needed.

[0054] In one embodiment, for the above-mentioned support column 201, the outer surface of the support column 201 is fixedly connected with a fixed sleeve 204, and the connecting pipe 802 is inserted into the inside of the fixed sleeve 204.

[0055] The fixed sleeve 204 is provided with an insertion hole in the inside, so as to provide an insertion space for the connecting pipe 802, so that the welding gun 801 can be stored on the outer side of the support column 201, and the operator can use it conveniently.

[0056] In one embodiment, for the above-mentioned inner groove 203, the number of the inner grooves 203 is provided with several groups.

[0057] By providing a plurality of inner grooves 203 corresponding to each group of side sliding blocks 602, a plurality of side sliding blocks 602 can be provided with corresponding sliding channels, so that the downward moving plate 601 can stably lift.

[0058] By the above technical scheme, 1, by fixing the top pressing mechanism 7 at the bottom of the downward moving mechanism 6, cooperating with the driving device 4, when one of the carriages is welded, the driving device 4 is started to drive the positioning mechanism 3 to rotate along the center of the welding table 1, and the top pressing mechanism 7 at the top clamps the top, so that the carriage can rotate while following the positioning mechanism 3, and the initial placement position will not be offset, and the driving device 4 can drive the positioning mechanism 3 to rotate a certain angle at a time, so that the welding position can be rotated a certain angle at a time to facilitate welding in different positions, improve the welding efficiency and reduce the labor intensity of manual turning of the carriage and the risk of falling of the carriage; 2, the driving motor 401 and the incomplete gear 402 cooperate to drive the rotating gear 403 to rotate, thereby providing the positioning table 301 with a self-rotating effect of rotating a certain angle at a time, so that it can drive the top carriage assembly to rotate a certain angle at a time to automatically switch the welding position, improving the welding efficiency; the lifting cylinder 501 and the telescopic shaft 502 cooperate to push the downward moving plate 601 to lift, so that the top pressing mechanism 7 is connected with the downward moving plate 601, indirectly providing the top pressing mechanism 7 with lifting driving force to drive it to lift and form clamping and loosening effect above the carriage; when the downward moving plate 601 is driven to move downward, the top pressing rod 702 at the bottom of the mounting plate 701 is pushed to move downward, so that the top pressing seat 703 at the bottom is driven to move downward until it contacts and fits with the top of the carriage and stops, forming a non-fixed clamping effect on the carriage.

[0059] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0060] The above disclosed preferred embodiments of the utility model are only used to help explain the utility model. The preferred embodiments do not describe all the details and limit the utility model to the specific embodiments described. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical application of the utility model, so that the person skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the whole scope and equivalents thereof.

Claims

1. A welding device for an automobile frame assembly production line, comprising a welding table (1), characterized in that: The top of the welding table (1) is fixedly provided with a supporting mechanism (2), the top of the welding table (1) is provided with a positioning mechanism (3), the bottom of the welding table (1) is provided with a driving device (4), the output end of the driving device (4) is fixedly connected with the bottom of the positioning mechanism (3), the top of the supporting mechanism (2) is fixedly provided with a lifting device (5), the output end of the lifting device (5) is fixedly provided with a downward moving mechanism (6), the bottom of the downward moving mechanism (6) is fixedly connected with a pressing mechanism (7), the outer surface of the supporting mechanism (2) is inserted with a welding mechanism (8), and the two side surfaces of the welding table (1) are fixedly connected with feeding tables (9).

2. The welding device for assembling a vehicle frame assembly line according to claim 1, wherein The welding table (1) comprises a welding table body (101), both ends of the welding table body (101) are fixedly connected with side tables (102), and the supporting mechanism (2) is fixedly connected to the top of the side table (102).

3. The welding device for assembling a vehicle frame assembly line according to claim 1, wherein The supporting mechanism (2) comprises a supporting column (201), the top of the supporting column (201) is fixedly connected with a horizontal table (202), the inner wall of the supporting column (201) is provided with an inner groove (203), and both ends of the downward moving mechanism (6) are slidably connected in the inner groove (203).

4. The welding device for assembling a vehicle frame assembly line according to claim 1, wherein The positioning mechanism (3) comprises a positioning table (301), the top of the positioning table (301) is inserted with a positioning column (302), the top of the positioning table (301) is provided with a positioning hole (303), and the number of the positioning hole (303) is provided with a plurality of positioning holes.

5. The welding device for assembling a vehicle frame assembly line according to claim 4, wherein The driving device (4) comprises a driving motor (401), the output end of the driving motor (401) is fixedly provided with an incomplete gear (402), one side of the incomplete gear (402) is engaged with a rotating gear (403), and the output end of the rotating gear (403) is fixedly connected with the bottom of the positioning table (301).

6. The welding device for an automobile frame assembly production line according to claim 1, wherein The lifting device (5) comprises a lifting cylinder (501), and the output end of the lifting cylinder (501) is provided with a telescopic shaft (502). The downward moving mechanism (6) comprises a downward moving plate (601), both ends of the downward moving plate (601) are fixedly connected with side sliding blocks (602), and the side sliding blocks (602) are slidably connected in the inner groove (203).

7. The welding device for assembling a vehicle frame assembly line according to claim 1, wherein The pressing mechanism (7) comprises a mounting plate (701), the bottom of the mounting plate (701) is fixedly connected with a pressing rod (702), and the bottom of the pressing rod (702) is fixedly connected with a pressing seat (703).

8. The welding device for assembling a vehicle frame assembly line according to claim 3, wherein The welding mechanism (8) comprises a welding gun (801), the top of the welding gun (801) is fixedly connected with a connecting pipe (802), and the welding gun (801) is located on the outer surface of the supporting column (201).

9. The welding device for an automobile frame assembly line according to claim 8, wherein The outer surface of the supporting column (201) is fixedly connected with a fixed sleeve (204), and the connecting pipe (802) is inserted into the inner portion of the fixed sleeve (204).

10. The welding device for assembling a vehicle frame assembly line according to claim 9, wherein The number of the inner grooves (203) is provided with a plurality of groups.

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