Skin welding edge seam butt joint device

Abstract

The utility model discloses a skin welding edge seam butt joint device which comprises a working table, a limiting plate is connected to the working table in a sliding mode, the limiting plate is used for positioning a vehicle framework, a fixing frame is further arranged above the working table, and a first sliding block and a second sliding block are horizontally connected to the fixing frame in a sliding mode in the left-right direction. The first sliding block and the second sliding block are vertically and slidably connected with a first vertical plate and a second vertical plate, the first vertical plate is slidably connected with a movable plate in the front-back direction, the movable plate is fixedly connected with a fixed plate, the fixed plate is provided with a clamping plate, the clamping plate is used for clamping the skin, the second vertical plate is connected with an adjusting plate, and the adjusting plate is vertically arranged and used for making contact with the fixed plate. The skin is clamped by the clamping plates to be close to the other skin, stable and flush butt joint of side seams is guaranteed through the limiting structures, and follow-up welding actions are facilitated; and on the other hand, the vehicle framework can rotate on the workbench, and butt joint of side seams of the skins in different directions is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of skin welding auxiliary equipment, in particular to a skin welding side seam butt joint device. Background Art

[0002] In the field of bus manufacturing, the production of bus roof skin is generally achieved by welding the skin to the vehicle frame. Since the overall one-piece skin is rarely completely compatible with the vehicle frame, and the effect of customized customization is relatively low, the welding of the skin to the vehicle frame is generally achieved by splicing multiple pieces of skin. The existing splicing of multiple pieces of skin is generally done manually and positioned, and then welded. Although the above situation can ensure that the skin edge seams are connected and welded to the vehicle frame, there is a problem of low manual efficiency. Utility Model Content

[0003] The purpose of the utility model is to address the deficiencies in the above-mentioned background technology and to provide an auxiliary welding device which ensures stable butt joint of the skin edge seams and improves the efficiency and facilitates welding.

[0004] To achieve the above-mentioned purpose, the utility model provides a skin welding side seam butt joint device, which adopts the following technical solutions:

[0005] A skin welding side seam butt joint device includes a workbench with a limit plate slidably connected to the workbench, the limit plate is used to position the vehicle frame, a fixed frame is also provided above the workbench, a first sliding block and a second sliding block are horizontally slidably connected to the fixed frame in the left and right directions, a first vertical plate and a second vertical plate are vertically slidably connected to the first sliding block and the second sliding block, a movable plate is slidably connected to the first vertical plate in the front and rear directions, the movable plate is fixedly connected to the fixed plate, a clamping plate is provided on the fixed plate, the clamping plate is used to clamp the skin, and an adjustment plate is connected to the second vertical plate, the adjustment plate is vertically arranged to contact the fixed plate.

[0006] A further improvement of the skin welding side seam butt joint device of the utility model is that a plurality of limiting plates are provided and distributed on the front, back, left, right and four sides of the workbench.

[0007] A further improvement of the skin welding side seam butt joint device of the utility model is that a fixed platform is rotatably connected to the middle of the workbench, and the fixed platform is used to accommodate the vehicle frame.

[0008] A further improvement of the skin welding side seam butt joint device of the utility model is that at least two groups of clamping plates are provided, and one group of clamping plates is aligned with one end of the fixing plate close to the adjusting plate.

[0009] A further improvement of the skin welding side seam butt joint device of the utility model is that two groups of fixing frames are provided and arranged relatively flush.

[0010] A further improvement of the skin welding side seam butt joint device of the utility model is that a transversely penetrating fixing hole is provided on the second vertical plate, the adjustment plate is connected to the adjustment rod, the adjustment rod passes through the fixing hole, the adjustment rod is provided with threads and is screwed with two sets of nuts, and the two sets of nuts are arranged on both sides of the second vertical plate.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] The utility model clamps the skin to move it closer to another skin by means of the clamping plate, and ensures the stable and flush joint of the side seams by means of the limiting structure, which is beneficial to the subsequent welding action; on the other hand, the vehicle frame can be rotated on the workbench, which is also convenient for the side seams of skins in different directions to be joined. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural diagram of the utility model;

[0014] In the figure: 1 workbench, 2 limit plate, 3 fixed frame, 4 first sliding block, 5 second sliding block, 6 first vertical plate, 7 second vertical plate, 8 moving plate, 9 fixed plate, 10 adjustment plate, 11 adjustment rod, 12 nut, 13 fixed platform. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0016] like Figure 1 As shown, a device for butting the side seams of skin welding comprises a workbench 1, on which a limit plate 2 is slidably connected, the limit plate being used to position the vehicle frame, and a fixed frame 3 being provided above the workbench, the fixed frame being connected to an external positioning frame. A first sliding block 4 and a second sliding block 5 are horizontally slidably connected to the fixed frame in the left and right directions, a first vertical plate 6 and a second vertical plate 7 are vertically slidably connected to the first sliding block and the second sliding block, a movable plate 8 is slidably connected to the first vertical plate in the front-back directions, the movable plate is fixedly connected to a fixed plate 9, a clamping plate is provided on the fixed plate, the clamping plate is used to clamp the skin, an adjusting plate 10 is connected to the second vertical plate, the adjusting plate is vertically arranged for contact and positioning with the fixed plate. The above-mentioned sliding connection method can be in the form of an existing telescopic cylinder connection.

[0017] Furthermore, multiple sets of limit plates are provided, distributed on the front, back, left, and right sides of the workbench. A fixed platform 13 is pivotally connected to the center of the workbench, upon which the vehicle frame rests. The limit plates position the vehicle frame, and the fixed platform facilitates its rotation, facilitating subsequent skin placement and welding.

[0018] Furthermore, at least two sets of clamping plates are provided, one of which is aligned with the end of the fixed plate near the adjustment plate. The clamping plates are conventional structures. Two sets of fixed frames are provided, arranged relatively evenly. A total of four sets of clamping plates are provided to clamp and move the skin. A pressure plate is also vertically slidably connected to the lower end surface of the first riser to press against the skin.

[0019] Furthermore, a transverse fixing hole is provided on the second vertical plate 7, and the adjustment plate 10 is connected to the adjustment rod 11. The adjustment rod passes through the fixing hole. The adjustment rod is provided with threads and screwed with two sets of nuts 12. The two sets of nuts are arranged on both sides of the second vertical plate.

[0020] The working principle of the utility model is as follows: the vehicle frame is placed on the fixed platform, the limiting plate limits and clamps it, the first skin is placed, the second vertical plate presses it, the adjusting plate is adjusted so that the adjusting plate is aligned with the edge seam of the first skin, the clamping plate clamps the second skin and moves toward the first skin, the fixed plate stops after contacting the adjusting plate, so that the edge seams of the two skins are aligned, the pressure plate under the first vertical plate presses against the second skin, and the clamping plate is moved away, thereby facilitating the welding action.

[0021] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A skin welding side seam butt joint device, characterized by: It includes a workbench, which is slidably connected to a limit plate, which is used to position the vehicle frame. A fixed frame is also provided above the workbench, and the fixed frame is horizontally slidably connected to a first sliding block and a second sliding block in the left and right directions. The first sliding block and the second sliding block are vertically slidably connected to a first vertical plate and a second vertical plate. The first vertical plate is slidably connected to a movable plate in the front and rear directions, and the movable plate is fixedly connected to a fixed plate. A clamping plate is provided on the fixed plate, which is used to clamp the skin. The second vertical plate is connected to an adjusting plate, and the adjusting plate is vertically arranged to contact the fixed plate.

2. The skin welding side seam butt joint device according to claim 1, characterized in that: The limiting plates are provided in multiple groups and distributed on the front, back, left, and right sides of the workbench.

3. The skin welding side seam butt joint device according to claim 2, characterized in that: The middle part of the workbench is rotatably connected with a fixed platform, and the fixed platform is used to accommodate the vehicle frame.

4. The skin welding side seam butt joint device according to claim 1, characterized in that: The clamping plates are provided in at least two groups, wherein the clamping plates in one group are aligned with one end of the fixing plate close to the adjusting plate.

5. The skin welding side seam butt joint device according to claim 4, characterized in that: The fixing frames are provided in two groups and are arranged relatively flush.

6. The skin welding side seam butt joint device according to claim 1, characterized in that: The second vertical plate is provided with a transverse fixing hole, the adjustment plate is connected to the adjustment rod, the adjustment rod passes through the fixing hole, the adjustment rod is provided with threads and is screwed with two sets of nuts, and the two sets of nuts are arranged on both sides of the second vertical plate.

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