Universal welding platform for vehicle metal plates

Abstract

The utility model discloses a universal welding platform for vehicle metal plates, which relates to the technical field of welding tools and comprises a base, a supporting unit and a clamping unit are arranged on the base, the supporting unit comprises a supporting upright post, the clamping unit comprises a turntable, the turntable can linearly slide along the base, a rotating column is arranged in the center of the turntable, and a rotating arm is rotatably sleeved on the rotating column. A supporting arm is vertically arranged at one end of the rotating arm, a lap joint plate is arranged at the top end of the supporting arm, and a clamp is arranged on the lap joint plate; an annular T-shaped sliding groove is formed in the position, located on the periphery of the rotary column, of the rotary disc. A locking piece is arranged in the annular T-shaped sliding groove. The rotating column is provided with a locking piece, the rotating arm is provided with an annular T-shaped sliding groove, fixing lugs are welded to the two sides of the end, located on the rotating column, of the rotating arm respectively, through holes are formed in the positions, corresponding to the locking piece, of the fixing lugs, and the angle of the rotating arm on the rotating disc is fixed under the cooperation of the locking piece and the fixing lugs. And the metal plates can be effectively clamped according to different structures of the metal plates in an adaptive mode, and universality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding frock technical field especially relates to vehicle sheet metal general welding platform. BACKGROUND

[0002] The automobile sheet metal needs to be welded and assembled after coming down from the stamping process, and during welding, since the sheet metal used by the automobile is mostly about 1-2mm, deformation is easily caused during welding, so the sheet metal needs to be placed on the welding platform during welding, and then clamped by the clamp to achieve the purpose of preventing deformation.

[0003] The utility model discloses a kind of clamping frock for facilitating sheet metal assembly welding, including support base and the operation platform of fixed setting in support base end portion, the top surface of the operation platform is equipped with conveying slide rail, conveying slide rail is slidably provided with sliding block, the end of the sliding block is fixedly provided with the setting flat plate for disposing sheet metal part, the bottom surface of the setting flat plate is attached to the top surface of operation platform;

[0004] Compared with the prior art, the device can be placed on two setting flat plates by two sheet metal parts, and the two sheet metal parts can be pushed to slide with the sliding block, so that the end of the two sheet metal parts is attached, and the two clamping assemblies on the same side of the sheet metal part can be slid according to the length of the sheet metal part, so that the edge of the sheet metal part can be clamped in the most stable position, which facilitates subsequent welding operation, thereby being more practical;

[0005] However, the utility model also exposes another problem in the actual use process: due to the difference of vehicle model, the structure of sheet metal stamped out in each batch is different, but in the above-mentioned patent, the clamping assembly 7 can only move linearly along the positioning slide rail 6, and cannot adjust the angle, and when clamping and fixing the sheet metal, the structure of the stamping structure interferes or achieves a more firm clamping effect, so the angle of the clamping assembly needs to be adjusted to improve the versatility and applicability of the whole welding platform.

[0006] Therefore, a vehicle sheet metal universal welding platform is needed, which can adjust the angle of the clamp according to the difference of the sheet metal stamping structure to improve the versatility. UTILITY MODEL CONTENTS

[0007] To solve the problem that the clamping assembly of the existing welding frock cannot adjust the angle according to the difference of the stamping structure, the utility model provides a vehicle sheet metal universal welding platform.

[0008] The above technical purpose of the utility model is realized by the following technical scheme:

[0009] The utility model provides a vehicle sheet metal general welding platform, including base, is equipped with support unit and clamping unit on the base, the support unit includes support stand, the clamping unit includes carousel, the carousel can slide linearly along the base, the central part of carousel is equipped with the rotation column, the rotation column is rotationally sleeved with the rotation arm, one end of rotation arm is equipped with the support arm perpendicularly, the top of support arm is equipped with the lap plate, and the lap plate is equipped with the clamp;

[0010] The carousel is provided with a ring-shaped T-shaped sliding groove at the periphery of the rotation column, and the ring-shaped T-shaped sliding groove is provided with a locking piece;

[0011] The rotation arm is welded with a fixing lug on both sides of one end of the rotation column, the fixing lug is provided with a through hole corresponding to the position of the locking piece, and the rotation arm is fixed in angle on the carousel under the cooperation of the locking piece and the fixing lug.

[0012] Further, the locking piece comprises a locking screw and a locking nut, and one end of the locking screw is provided with a first T-shaped head.

[0013] Further, the ring-shaped T-shaped sliding groove is provided with a through hole and a containing hole, the maximum width of the first T-shaped head is smaller than the containing hole, and the thickness of the first T-shaped head is smaller than the width of the through hole.

[0014] Further, the rotation arm is provided with a rotating hole at the position of the rotation column, bearings are embedded in the two sides of the rotating hole respectively, and the rotation column is sleeved with the inner ring of the bearings.

[0015] Further, one end of the rotation arm and the support arm is hinged, a support piece is detachably arranged between the rotation arm and the support arm, and the rotation arm and the support arm are relatively perpendicular under the action of the support piece.

[0016] Further, the support arm is provided with a support universal wheel at the end away from the lap plate, and the support universal wheel is flush with the carousel.

[0017] Further, the support piece is provided with a pin column at both ends, and the support arm and the rotation arm are provided with pin holes at positions corresponding to the pin columns.

[0018] Further, a plurality of linear T-shaped sliding grooves are equidistantly arranged on the base, the carousel is provided with fixing holes at positions corresponding to the linear T-shaped sliding grooves, and T-shaped fixing bolts are arranged in the fixing holes.

[0019] Further, an avoiding groove is arranged on the path of rotation of the rotation arm around the rotation column.

[0020] Therefore, the utility model has the beneficial technical effects that:

[0021] (1) The use of the rotating disc cooperates with the linear T-shaped sliding groove, which can adaptively adjust the distance between the two opposite clamping units according to the length of the sheet metal, and the rotating arm and the supporting arm can rotate in the rotating column, the annular T-shaped sliding groove and the locking piece, so that the angle can be adjusted according to the different clamping position structures when clamping the sheet metal, and different structures of the sheet metal can be clamped, thereby improving the versatility of the whole welding platform.

[0022] (2) The supporting piece can provide strong support to the rotating arm and the supporting arm, and keep the relative vertical relationship, so as to ensure the supporting effect of the supporting arm on the sheet metal.

[0023] (3) The supporting universal wheel eliminates the height difference between the supporting arm and the rotating disc, so that when the sheet metal is overlapped on the supporting arm, the problem of inclination of the supporting arm is prevented. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 is the overall structure schematic view of the utility model;

[0025] Figure 2 is the structure schematic view of the clamping unit;

[0026] Figure 3 is Figure 2 is another angle schematic view;

[0027] Figure 4 is the cooperation relationship schematic view of the supporting piece and the supporting arm;

[0028] Figure 5 is the structure schematic view of the locking screw;

[0029] Figure 6 is the cross section schematic view of the annular T-shaped sliding groove.

[0030] Fig. 1 is a base; 2 is a supporting column; 3 is a clamping unit; 4 is a rotating disc; 5 is a rotating column; 6 is a bearing; 7 is a rotating arm; 8 is a supporting arm; 9 is an overlapping plate; 10 is a clamp; 11 is an annular T-shaped sliding groove; 12 is a locking screw; 13 is a locking nut; 14 is a first T-shaped head; 15 is a through port; 16 is a containing port; 17 is a fixed lug; 18 is a supporting piece; 19 is a pin hole; 20 is a pin column; 21 is a supporting universal wheel; 22 is a linear T-shaped sliding groove; 23 is a T-shaped fixed bolt; 24 is a second T-shaped head; 25 is a reference plate; 26 is an avoiding groove. DETAILED DESCRIPTION

[0031] The utility model will be described clearly and completely in combination with examples.

[0032] It should be noted that all directionality indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directionality indications will also change accordingly.

[0033] In the description of the embodiments, unless otherwise explicitly specified and limited, the terms "arrange", "connect" and the like should be understood in a broad manner. For example, it can be fixedly connected, or detachably connected, or integrally connected; it can be mechanically connected, or electrically connected; it can be directly connected, or connected through an intermediate medium, or the internal communication of two elements. For those skilled in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0034] Referring to FIG. 1, Figures 1-6 , it is shown as a vehicle sheet metal universal welding platform, comprising a base 1, a plurality of straight T-shaped sliding grooves 22 are equidistantly arranged on the base 1 along the length direction, and the base 1 is connected with a supporting unit and a clamping unit 3 through the straight T-shaped sliding grooves 22;

[0035] The clamping unit 3 comprises a rotating disc 4, the rotating disc 4 is of a rectangular structure, a rotating column 5 is vertically welded at the central position of the rotating disc 4, a rotating arm 7 is sleeved on the rotating column 5, a supporting arm 8 is hingedly connected to one end of the rotating arm 7, and a lap plate 9 is horizontally welded at the top of the supporting arm 8, and a clamp 10 is installed on the lap plate 9;

[0036] The rotating arm 7 is provided with a rotating hole at the position of the rotating column 5, a bearing 6 is embedded in the rotating hole, the outer ring of the bearing 6 is connected with the rotating arm 7, and the inner ring of the bearing 6 is connected with the rotating column 5, so that the rotating arm 7 can rotate around the rotating column 5, the rotating disc 4 is provided with an annular T-shaped sliding groove 11 at the periphery of the rotating column 5, the annular T-shaped sliding groove 11 is provided with a passing port 15 and a containing port 16, the annular T-shaped sliding groove 11 is provided with a locking piece through cooperation of the passing port 15 and the containing port 16, the locking piece comprises a locking screw 12 and a locking nut 13, one end of the locking screw 12 is provided with a first T-shaped head 14, the cross section of the first T-shaped head 14 is the same as that of the annular T-shaped sliding groove 11, and the maximum width of the first T-shaped head 14 is smaller than the containing port 16, and the thickness of the first T-shaped head 14 is smaller than the width of the passing port 15, when the locking screw 12 is installed into the annular T-shaped sliding groove 11, the first T-shaped head 14 is put into the passing port 15 along the thickness direction, and then the locking screw 12 is rotated by 90 degrees, so that the lower end of the first T-shaped head 14 is clamped in the containing port 16;

[0037] Further, the rotating arm 7 is welded with a fixing lug 17 on both sides of one end of the rotating column 5, the fixing lug 17 is provided with a through hole corresponding to the position of the locking screw 12, when the locking screw 12 is installed, the locking screw 12 is inserted into the through hole, when the angle of the rotating arm 7 and the supporting arm 8 is adjusted according to the stamping structure of the sheet metal, the locking nut 13 is loosened, and then the rotating arm 7 and the supporting arm 8 are rotated as a whole, at this time, the rotating arm 7 rotates around the rotating column 5, and the locking screw 12 rotates along the annular T-shaped sliding groove 11, when it is needed to fix the current angle, the locking nut 13 is used to realize the fixation, through the angle adjustment of the rotating arm 7 and the supporting arm 8, the sheet metal with different structures can be effectively clamped and fixed, and the universality and applicability of the welding platform are further improved.

[0038] Further, the rotating arm 7 and the supporting arm 8 are provided with a supporting piece 18, the two ends of the supporting piece 18 are provided with pin columns 20, the supporting arm 8 and the rotating arm 7 are provided with pin holes 19 corresponding to the positions of the pin columns 20, when the supporting and clamping are performed, the pin columns 20 at the two ends of the supporting piece 18 are inserted into the corresponding pin holes 19, at this time, under the action of the supporting piece 18, the rotating arm 7 and the supporting arm 8 can be in the state of being perpendicular to each other.

[0039] Further, the supporting arm 8 is provided with a supporting universal wheel 21 at the end away from the lap plate 9, the height difference between the end of the supporting arm 8 and the rotating disc 4 is eliminated through the supporting universal wheel 21, when the angle is adjusted, the supporting universal wheel 21 abuts against the base 1, at this time, the contact point of the supporting universal wheel 21 and the base 1 is flush with the rotating disc 4, so that the horizontal state of the rotating arm 7 is ensured, and the perpendicular state of the supporting arm 8 is further ensured.

[0040] Further, the rotating disc 4 is provided with a fixing hole corresponding to the position of the linear T-shaped sliding groove 22, the fixing hole is provided with a T-shaped fixing bolt 23 in a matched mode, one end of the T-shaped fixing bolt 23 is provided with a second T-shaped head 24, the T-shaped fixing bolt 23 is fixed on the base 1 through the cooperation of the second T-shaped head 24 and the linear T-shaped sliding groove 22.

[0041] Further, in order to avoid the interference between the rotating arm 7 and the locking screw 12 and the locking nut 13 when the rotating arm 7 rotates, the rotating path of the rotating arm 7 is provided with an avoiding groove 26 corresponding to the positions of the locking screw 12 and the locking nut 13, the avoiding groove 26 can make the rotating arm 7 avoid the locking screw 12 and the locking nut 13 when the rotating arm 7 rotates.

[0042] It should be noted that through the hinging of the rotating arm 7 and the supporting arm 8, the supporting arm 8 can be rotated by 90 degrees relative to the rotating arm 7 to realize the storage, and the supporting arm 8 is provided with a reference plate 25 at the end close to the rotating arm 7, when the supporting arm 8 is opened by 90 degrees along the rotating arm 7 and one side of the reference plate 25 abuts against the rotating arm 7, the rotating arm 7 and the supporting arm 8 reach the state of being perpendicular to each other.

[0043] As a general welding platform for vehicle sheet metal, the support unit plate comprises a support column 2, which can support the middle part of the sheet metal upward, and the support column 2 is connected to the base 1 by a T-shaped fixing bolt 23.

[0044] The utility model discloses the beneficial effects are: through the cooperation of linear T type sliding slot 22 and T type fixing bolt 23, the linear sliding adjustment of whole clamping unit 3 on base 1 is realized, and different length sheet metal is applied to this, when the angle of adjusting swing arm 7 and support arm 8 according to the stamping structure on sheet metal, loosens locking nut 13, and makes swing arm 7 and support arm 8 whole around revolving column 5 rotate, then the cooperation of locking nut 13 and locking screw 12 realizes the fixation of current angle, through the angle adjustment of swing arm 7 and support arm 8, the clamping and fixing of whole welding platform to different structure sheet metal are realized, and the versatility of whole welding platform is improved.

[0045] The above is only the preferred specific implementation of the utility model, and does not limit the protection scope of the utility model, so: all equivalent changes made according to the structure, shape and principle of the utility model should be covered in the protection scope of the utility model.

Claims

1. A general-purpose welding platform for vehicle sheet metal, comprising a base (1), a supporting unit and a clamping unit (3) are arranged on the base (1), the supporting unit comprises a supporting column (2), characterized in that: The clamping unit (3) comprises a rotating disc (4) which can slide linearly along the base (1), the central part of the rotating disc (4) is provided with a rotating column (5), the rotating column (5) is provided with a rotating arm (7) which is sleeved and rotated, one end of the rotating arm (7) is provided perpendicularly with a supporting arm (8), the top end of the supporting arm (8) is provided with an overlapping plate (9), and the overlapping plate (9) is provided with a clamp (10). The rotating disc (4) is provided with a ring-shaped T-shaped sliding groove (11) at the periphery of the rotating column (5), and the ring-shaped T-shaped sliding groove (11) is provided with a locking piece. The rotating arm (7) is welded with a fixed lug (17) on both sides of one end of the rotating column (5), the fixed lug (17) is provided with a through hole corresponding to the position of the locking piece, and the rotating arm (7) is fixed in angle on the rotating disc (4) under the cooperation of the locking piece and the fixed lug (17).

2. The universal sheet metal welding platform for vehicles of claim 1, wherein: The locking piece comprises a locking screw (12) and a locking nut (13), one end of the locking screw (12) is provided with a first T-shaped head (14), and the cross section of the first T-shaped head (14) is the same as that of the ring-shaped T-shaped sliding groove (11).

3. The universal sheet metal welding platform for vehicles of claim 2, wherein: The ring-shaped T-shaped sliding groove (11) is provided with a through hole (15) and a containing hole (16), the maximum width of the first T-shaped head (14) is smaller than that of the containing hole (16), and the thickness of the first T-shaped head (14) is smaller than the width of the through hole (15).

4. The universal sheet metal welding platform for vehicles of claim 1, wherein: The rotating arm (7) is provided with a rotating hole at the position of the rotating column (5), bearings (6) are embedded in the two sides of the rotating hole respectively, and the rotating column (5) is sleeved on the inner ring of the bearing (6).

5. The universal sheet metal welding platform for vehicles of claim 1, wherein: One end of the rotating arm (7) and the supporting arm (8) is hinged, a supporting piece (18) is detachably arranged between the rotating arm (7) and the supporting arm (8), and the rotating arm (7) and the supporting arm (8) are relatively perpendicular under the action of the supporting piece (18).

6. The universal sheet metal welding platform for vehicles of claim 1, wherein: One end of the supporting arm (8) away from the overlapping plate (9) is provided with a supporting universal wheel (21), and the supporting universal wheel (21) is flush with the rotating disc (4).

7. The universal sheet metal welding platform for vehicles of claim 5, wherein: The two ends of the supporting piece (18) are provided with pin columns (20), and the supporting arm (8) and the rotating arm (7) are provided with pin holes (19) corresponding to the positions of the pin columns (20).

8. The universal sheet metal welding platform for vehicles of claim 1, wherein: A plurality of linear T-shaped sliding grooves (22) are equidistantly arranged on the base (1), the rotating disc (4) is provided with a fixed hole corresponding to the position of the linear T-shaped sliding groove (22), and a T-shaped fixed bolt (23) is arranged in the fixed hole.

9. The universal sheet metal welding platform for vehicles of claim 1, wherein: An avoiding groove (26) is arranged on the path of the rotating arm (7) around the rotating column (5).

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