Instrument panel cross beam positioning pin welding mechanism

Abstract

The utility model relates to the technical field of automobile part machining, in particular to an instrument panel cross beam positioning pin welding mechanism which comprises a bottom plate and a positioning pin in an instrument panel cross beam, a supporting seat is fixedly installed on the bottom plate, and a plurality of sets of installation plates are installed on one side of the supporting seat. A supporting table used for bearing an instrument panel cross beam is fixedly installed on one side of the multiple sets of installation plates, a connecting plate is fixedly installed in the center of one side of the supporting base, and a positioning structure is installed on one side of the connecting plate. An instrument panel cross beam is placed on the supporting table, positioning pins in the instrument panel cross beam are inserted into the adjacent clamping blocks, the clamping blocks are driven by the clamping air cylinders to move, the clamping blocks move in the inclined guide blocks and the welding slag protection blocks, the adjacent clamping blocks are gradually locked for limiting, and then the bent part on the instrument panel cross beam is placed. The pressing mechanism and the supporting table are matched for pressing, positioning welding can be conducted on the basis of the positioning pins, and the welding quality of the instrument panel beam assembly is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to automobile parts processing technical field especially, relate to a kind of instrument panel crossbeam positioning pin welding mechanism. BACKGROUND

[0002] Automobile instrument panel crossbeam is the important component part of instrument panel assembly, provides bearing fixed for air bag, steering column, air conditioner box and electronic display screen, ECU, instrument panel etc., it is directly connected with vehicle body, bears and transmits the load of support and connecting component, welding deformation not only directly influences whole vehicle assembly performance, also can reduce the bearing capacity and service life of instrument panel crossbeam assembly structure, therefore, it is very important to limit and eliminate welding deformation, effective positioning structure is positioned by fixture to improve instrument panel crossbeam assembly welding size.

[0003] In prior art, such as the patent with publication number CN201755740U discloses instrument panel mounting bracket welding fixture, including base, clamping mechanism and cylinder, the clamping mechanism is mainly composed of positioning pin seat, positioning pin platform, material pressing head and rotating linkage rod, rotating linkage rod is a linkage rod with two parallel horizontal straight arms, approximately "Z" shape, the two parallel horizontal straight arms are connected into a whole by vertical upright, there is hinged hole in the joint part of vertical upright and lower horizontal straight arm, rotating linkage rod is hinged in the top end of base column through hinged hole and rotating linkage seat, the end of lower horizontal straight arm is hinged with cylinder piston, upper horizontal straight arm extends out of the front part of base column, and the front end of horizontal straight arm is connected with material pressing head.

[0004] The above structure is accurately positioned to workpiece, ensures that the inclination of mounting bracket horizontal plane and crossbeam, but in actual welding process, since instrument panel crossbeam assembly is composed of multiple parts and positioning pin welding, deviation is prone to occur in the process, cannot be positioned and welded under positioning pin reference, and welding quality is low. UTILITY MODEL CONTENTS

[0005] Therefore, the utility model aims at providing a kind of instrument panel crossbeam positioning pin welding mechanism to solve the problem that since instrument panel crossbeam assembly is composed of multiple parts and positioning pin welding, deviation is prone to occur in the process, cannot be positioned and welded under positioning pin reference.

[0006] Based on the above purpose, the utility model provides a kind of instrument panel crossbeam positioning pin welding mechanism, including bottom plate, fixed mounting is equipped with support seat on the bottom plate, one side of the support seat is installed with multiple sets of mounting plate, one side of multiple sets of mounting plate is fixedly installed with the table for bearing instrument panel crossbeam, the center of one side of the support seat is fixedly installed with connecting plate, one side of the connecting plate is installed with positioning structure, and positioning structure is used for positioning and welding positioning pin;

[0007] The other side of the support base is provided with a pressing mechanism corresponding to the support table, and the pressing mechanism is used for pressing the instrument panel beam;

[0008] The bottom plate is also provided with a stand column and a mounting column, and mounting structures are arranged on the stand column and the mounting column, and the mounting structures are used for assembling the instrument panel beam assembly;

[0009] The positioning structure comprises guide blocks fixedly installed on one side of the connecting plate, the guide blocks are symmetrically arranged at an inclination centering on the positioning pin, a welding slag protection block is fixedly installed on one side of the guide block, a clamping block is slidably installed on the other side of the guide block, clamping blocks are arranged between adjacent clamping blocks, a clamping cylinder is fixedly installed on the support base, and the bottom end of the clamping block is connected to the output end of the clamping cylinder.

[0010] Preferably, one side of the clamping block is provided with an inclined surface corresponding to the guide block, and the other side of the clamping block is provided with an anti-skid tooth.

[0011] Preferably, the pressing mechanism comprises a hydraulic cylinder fixedly installed on the other side of the support base, an output end of the hydraulic cylinder is movably installed with a pressing plate, the pressing plate is rotatably installed on the support base, and one end of the pressing plate is fixedly installed with a contact block.

[0012] Preferably, the pressing plate is a Y-shaped structure, the contact blocks are symmetrically arranged centering on the center of the pressing plate, and the bottom end of the contact block and the top end of the support table are provided with matching inclined surfaces.

[0013] Preferably, the mounting structure comprises a sub-cylinder installed on the stand column and the mounting column respectively, a side plate is fixedly installed on one side of the sub-cylinder, an insertion column is fixedly installed on the output end of the sub-cylinder (92), and the insertion column is used for inserting into the inner through hole of the instrument panel beam;

[0014] A main cylinder is fixedly installed on the other side of the sub-cylinder, a swing rod is movably installed on the output end of the main cylinder, the swing rod is rotatably installed on the side plate, and the swing rod corresponds to the insertion column.

[0015] Preferably, the connection between the swing rod and the sub-cylinder is provided at a right angle, and an insertion hole corresponding to the insertion column is formed in the interior of the swing rod.

[0016] The positioning pin in the instrument panel beam is inserted into the adjacent clamping block, the clamping block moves in the inclined guide block and the welding slag protection block, the adjacent clamping blocks are gradually locked, so as to limit the positioning pin, and then the instrument panel beam is welded and placed on the curved part, and the pressing mechanism and the support table are matched to press tightly.

[0017] When other parts of the instrument panel crossbeam need to be installed and assembled, clamping assembly welding is carried out through the mounting structure on the stand column and the mounting column, positioning welding can be carried out under the positioning pin reference, and the welding quality of the instrument panel crossbeam assembly is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description. Obviously, the drawings in the following description are only the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0019] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present application.

[0020] Figure 2 It is a schematic diagram of the side view structure of the positioning structure of the present application.

[0021] In the figure, 1 is a bottom plate, 2 is a support seat, 3 is a connecting plate, 4 is a mounting plate, 5 is a supporting table, 6 is a pressing mechanism, 61 is a hydraulic cylinder, 62 is a pressing plate, 63 is a contact block, 7 is a positioning structure, 71 is a guide block, 72 is a welding slag protection block, 73 is a clamping block, 74 is a clamping cylinder, 75 is a clamping block, 8 is a positioning pin, 9 is a mounting structure, 91 is a side plate, 92 is a sub-cylinder, 93 is a plug column, 94 is a main cylinder, 95 is a swing lever, 10 is a stand column, and 11 is a mounting column. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application will be further described in detail below with specific examples.

[0023] As shown in Figure 1 , Figure 2 An instrument panel crossbeam positioning pin welding mechanism, comprising a bottom plate 1 and a positioning pin 8 inside the instrument panel crossbeam, a support seat 2 is fixedly installed on the bottom plate 1, a plurality of mounting plates 4 are installed on one side of the support seat 2, a supporting table 5 for bearing the instrument panel crossbeam is fixedly installed on one side of the plurality of mounting plates 4, a connecting plate 3 is fixedly installed at the center of one side of the support seat 2, a positioning structure 7 is installed on one side of the connecting plate 3, and the positioning structure 7 is used for positioning welding of the positioning pin 8.

[0024] The other side of the support seat 2 is provided with a pressing mechanism 6, the pressing mechanism 6 corresponds to the supporting table 5, and the pressing mechanism 6 is used for pressing the instrument panel crossbeam.

[0025] The bottom plate 1 is also provided with a stand column 10 and a mounting column 11, and the stand column 10 and the mounting column 11 are both provided with a mounting structure 9, and the mounting structure 9 is used for assembling the instrument panel crossbeam assembly.

[0026] The positioning structure 7 includes guide blocks 71 fixedly installed on one side of the connecting plate 3, the guide blocks 71 are symmetrically arranged inclinedly around the positioning pin 8, one side of the guide block 71 is fixedly installed with a slag protection block 72, and the other side of the guide block 71 is slidably installed with clamping blocks 73, clamping blocks 73 are clamped between adjacent clamping blocks 73, the clamping blocks 73 are fixedly installed with clamping cylinders 74 on the support base 2, and the bottom end of the clamping block 75 is connected to the output end of the clamping cylinder 74.

[0027] In this embodiment, when the instrument panel cross beam is welded and positioned, the instrument panel cross beam is first placed on the supporting table 5, the positioning pin 8 in the instrument panel cross beam is inserted into the adjacent clamping block 73, the clamping block 75 is moved by the clamping cylinder 74, the clamping block 73 moves in the inclined guide block 71 and the slag protection block 72, and the adjacent clamping blocks 73 are gradually locked to limit the positioning pin 8, and then welding is performed, and then the curved part of the instrument panel cross beam is placed and compressed by the compression mechanism 6 in cooperation with the supporting table 5.

[0028] When other parts of the instrument panel cross beam need to be installed and assembled, the clamping assembly and welding are performed by the mounting structure 9 on the stand column 10 and the mounting column 11, the positioning and welding can be performed under the reference of the positioning pin 8, and the quality of the instrument panel cross beam assembly is improved.

[0029] As an embodiment, as shown in Figure 1 , one side of the clamping block 73 is provided with an inclined surface corresponding to the guide block 71, and the other side of the clamping block 73 is provided with anti-skid teeth.

[0030] In this embodiment, the side inclined surface of the clamping block 73 is combined with the guide block 71, when the clamping cylinder 74 moves the clamping block 75, the clamping block 73 moves in the inclined guide block 71 and the slag protection block 72, the adjacent clamping blocks 73 are gradually contracted to limit the positioning pin 8, and the anti-skid teeth increase the friction between the clamping block 73 and the positioning pin 8 to improve the connection strength.

[0031] As an embodiment, as shown in Figure 1 , Figure 2 , the compression mechanism 6 includes a hydraulic cylinder 61 fixedly installed on the other side of the support base 2, the output end of the hydraulic cylinder 61 is movably installed with a pressing plate 62, the pressing plate 62 is rotatably installed on the support base 2, and one end of the pressing plate 62 is fixedly installed with a contact block 63.

[0032] In this embodiment, the hydraulic cylinder 61 drives the pressing plate 62 to move, since the pressing plate 62 is rotatably installed on the support base 2, the pressing plate 62 rotates under the pushing of the hydraulic cylinder 61, the contact block 63 at the end of the pressing plate 62 is combined with the supporting table 5 to compress the instrument panel cross beam, and the clamping stability of the instrument panel cross beam is further improved.

[0033] As an implementation form, as shown in Figure 1 and Figure 2 The pressing plate 62 is Y-shaped structure, the contact blocks 63 are symmetrically arranged with the center of the pressing plate 62 as the reference point, and the bottom end of the contact block 63 and the top end of the support 5 are both provided with matching inclined surfaces.

[0034] In this embodiment, the Y-shaped pressing plate 62 can press the two sides of the curved part of the instrument panel cross beam respectively, and the inclined surfaces of the contact block 63 and the support 5 are matched with the instrument panel cross beam, so that the instrument panel cross beam is pressed to the maximum extent, thereby improving the dimensional consistency and precision.

[0035] As an implementation form, as shown in Figure 1 , Figure 2 The mounting structure 9 includes a sub-cylinder 92 mounted on the column 10 and the mounting column 11 respectively, the side plate 91 is fixedly installed on one side of the sub-cylinder 92, and the insertion column 93 is fixedly installed on the output end of the sub-cylinder 92, and the insertion column 93 is used for inserting into the inner through hole of the instrument panel cross beam split;

[0036] The main cylinder 94 is fixedly installed on the other side of the sub-cylinder 92, the swing rod 95 is movably installed on the output end of the main cylinder 94, the swing rod 95 is rotatably installed on the side plate 91, and the swing rod 95 corresponds to the insertion column 93.

[0037] In this embodiment, when the instrument panel cross beam split needs to be assembled, the insertion column 93 is moved by the sub-cylinder 92 in the mounting structure 9, so that the insertion column 93 is inserted into the inner through hole of the instrument panel cross beam split, and then the swing rod 95 is moved by the main cylinder 94. Since the swing rod 95 is rotatably installed on the side plate 91, the swing rod 95 swings to the instrument panel cross beam split, cooperates with the insertion column 93 to assemble, and then is welded, so that the assembly precision between the instrument panel cross beam split and the assembly can be improved.

[0038] As an implementation form, as shown in Figure 2 The connection between the swing rod 95 and the sub-cylinder 92 is arranged at a right angle, and the swing rod 95 is provided with a corresponding insertion hole in the interior.

[0039] In this embodiment, the insertion column 93 penetrates through the inner through hole of the instrument panel cross beam split, cooperates with the insertion hole in the swing rod 95, directly limits the instrument panel cross beam split, and then is assembled and welded, so that the dimensional consistency and precision are high.

[0040] Working principle: in use, when the instrument panel cross beam is welded and positioned, first, the instrument panel cross beam is placed on the support table 5, the positioning pin 8 in the instrument panel cross beam is inserted into the adjacent clamping block 73, the clamping block 73 is moved by the clamping cylinder 74, the clamping block 73 is moved in the inclined guide block 71 and the welding slag protection block 72, the adjacent clamping block 73 is gradually contracted to limit the positioning pin 8 through the slope design, the anti-skid teeth increase the friction between the clamping block 73 and the positioning pin 8, the connection strength is improved, and then the positioning pin 8 is limited, welding is carried out first, then the curved part of the instrument panel cross beam is placed, then the pressing plate 62 is moved by the hydraulic cylinder 61, since the pressing plate 62 is rotatably installed on the supporting seat 2, the pressing plate 62 rotates under the pushing of the hydraulic cylinder 61, and the contact block 63 at the tail end of the pressing plate 62 is combined with the support table 5 to press the instrument panel cross beam;

[0041] When other parts of the instrument panel cross beam need to be installed for assembly, the mounting structure 9 inside the stand column 10 and the mounting column 11 is passed, the sub-cylinder 92 drives the plug column 93 to move, the plug column 93 is inserted into the instrument panel cross beam split hole, then the main cylinder 94 drives the swing rod 95 to move, since the swing rod 95 is rotatably installed on the side plate 91, the swing rod 95 swings to the instrument panel cross beam split, cooperates with the plug column 93 to assemble, then welding is carried out, the assembly precision between the instrument panel cross beam split and the assembly can be improved. Positioning welding can be carried out under the reference of the positioning pin 8, and the quality of the instrument panel cross beam assembly is improved.

[0042] Those skilled in the art should understand that the discussion of the above any embodiment is only exemplary, and is not intended to imply that the scope (including claims) of the utility model is limited to these examples; under the idea of the utility model, the above embodiments or technical features in different embodiments can also be combined, the steps can be implemented in any order, and there are many other changes of different aspects of the utility model as described above, which are not provided in details for the sake of brevity.

[0043] The present utility model aims to cover all such alternatives, modifications and variations falling within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. made in the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. An instrument panel cross beam positioning pin welding mechanism, comprising a base plate (1), a support seat (2) is fixedly installed on the base plate (1), a plurality of groups of mounting plates (4) are installed on one side of the support seat (2), a plurality of groups of the mounting plates (4) are fixedly installed on one side of a plurality of groups of mounting plates (4), and a supporting table (5) for carrying an instrument panel cross beam is installed on one side of the supporting table (5), characterized in that, The side center of the support seat (2) is fixedly installed with a connecting plate (3), one side of the connecting plate (3) is installed with a positioning structure (7), the positioning structure (7) is used for positioning welding of the positioning pin (8); the other side of the support seat (2) is provided with a pressing mechanism (6), the pressing mechanism (6) corresponds to the supporting table (5), and the pressing mechanism (6) is used for pressing the instrument panel beam; the bottom plate (1) is also installed with a stand column (10) and a mounting column (11), the stand column (10) and the mounting column (11) are both provided with mounting structures (9), the mounting structures (9) are used for assembling the instrument panel beam assembly; the positioning structure (7) comprises a guide block (71) fixedly installed on one side of the connecting plate (3), the guide block (71) is symmetrically arranged at an angle with the positioning pin (8) as the center, one side of the guide block (71) is fixedly installed with a welding slag protection block (72), and the other side of the guide block (71) is slidably installed with a clamping block (73), clamping blocks (73) are arranged between adjacent clamping blocks (73) and are clamped with clamping blocks (75), and the support seat (2) is fixedly installed with a clamping cylinder (74), and the bottom end of the clamping block (75) is connected with the output end of the clamping cylinder (74).

2. An instrument panel cross-car beam dowel welding mechanism as described in claim 1, wherein, One side of the clamping block (73) is provided as a slope corresponding to the guide block (71), and the other side of the clamping block (73) is provided with an anti-skid tooth.

3. An instrument panel cross-car beam dowel welding mechanism as described in claim 1, wherein, The pressing mechanism (6) comprises a hydraulic cylinder (61) fixedly installed on the other side of the support seat (2), and the output end of the hydraulic cylinder (61) is movably installed with a pressing plate (62), the pressing plate (62) is rotatably installed on the support seat (2), and one end of the pressing plate (62) is fixedly installed with a contact block (63).

4. A dash cross-car beam dowel welding mechanism as in claim 3, wherein, The pressing plate (62) is a Y-shaped structure, the contact block (63) is symmetrically arranged with the center of the pressing plate (62) as the reference, and the bottom end of the contact block (63) and the top end of the supporting table (5) are both provided as matching inclined surfaces.

5. A dash cross-car beam dowel welding mechanism as in claim 1, wherein, The mounting structure (9) comprises a sub-cylinder (92) installed on the stand column (10) and the mounting column (11) respectively, one side of the sub-cylinder (92) is fixedly installed with a side plate (91), the output end of the sub-cylinder (92) is fixedly installed with a plug column (93), and the plug column (93) is used for inserting into the inner through hole of the instrument panel beam; the other side of the sub-cylinder (92) is fixedly installed with a main cylinder (94), the output end of the main cylinder (94) is movably installed with a swing rod (95), the swing rod (95) is rotatably installed on the side plate (91), and the swing rod (95) corresponds to the plug column (93).

6. An instrument panel cross-car beam dowel welding mechanism as defined in claim 5, wherein, The connection between the swing rod (95) and the sub-cylinder (92) is provided at a right angle, and the swing rod (95) is provided with a plug hole corresponding to the plug column (93).

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