Vehicle door welding assembly testing fixture capable of rapidly positioning

Abstract

The utility model relates to the technical field of welding, in particular to a quick positioning vehicle door welding assembly testing fixture, which comprises a base and a positioning component, and the positioning component comprises a supporting arm, a driving motor, a driving rod, four positioning rods, a movable arm, four limiting pieces, a movable component, a positioning component and a testing fixture body. The driving motor rotates in the supporting arm to drive the movable arm to move, the position of the movable arm is limited by the positioning rod to ascend and descend and cannot rotate, and the moving position of the movable arm on the positioning rod is limited by the limiting piece. And finally, the angle is adjusted through the movable component, the transverse position is adjusted through the positioning component, the detection tool body is positioned, and vehicle door welding is detected. Through the scheme, the problems that the direction of the detection body of an existing vehicle door welding assembly detection tool detection positioning device is relatively fixed, the position cannot be flexibly changed, and the detection accuracy is poor are solved. And different positions can be detected.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding technical field especially relates to a quick positioning's car door welding assembly testing fixture. BACKGROUND

[0002] Generally when detecting car door welding assembly, the testing fixture used adopts rocker lifting parts, with the increase of service life, the rocker mechanism is easy to wear, is not easy to repair, and influences detection precision, the gasket is used as the part positioning reference, needs to be put into the testing fixture as the reference every time of detection, and needs to be taken out and put back into the storage box after use, in order to guarantee the accuracy of reference positioning, needs to carry out periodical calibration, and this increases detection cost.

[0003] The prior art (CN201138174Y) discloses a car door welding assembly testing fixture detection positioning device, which comprises a pressing block, a butterfly bolt and a screw rod, the pressing block is used as a welding assembly positioning reference surface, is fixed above the testing fixture body by the butterfly bolt, the screw rod is connected with the testing fixture body by screw threads, is below the pressing block and is used for lifting the welding assembly, the pressing block and the screw rod are evenly installed around the testing fixture body, the screw rod lifting part is adopted, the pressing block is positioned, the operator is more convenient to use, and the labor intensity of the operator is reduced, the screw rod and the pressing block do not need to be disassembled, the detection precision is guaranteed, even if the screw rod and the pressing block are worn or lost, they are easy to configure, and the cost is relatively low.

[0004] But the above scheme is fixed through the butterfly bolt, and the welding assembly and the pressing block are fully attached, so that the direction of the detection body is relatively fixed, cannot be flexibly changed in position and detects different positions. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a quick positioning's car door welding assembly testing fixture, and aims at solving the problems that the existing car door welding assembly testing fixture detection positioning device is fixed through the butterfly bolt, the welding assembly and the pressing block are fully attached, the direction of the detection body is relatively fixed, cannot be flexibly changed in position and detects different positions.

[0006] In order to achieve the above object, the utility model provides a kind of vehicle door welding assembly gauge of quick positioning, including base and positioning assembly, the positioning assembly includes support arm, drive motor, drive rod, four positioning rods, movable arm, four limit pieces, movable component, positioning component and gauge body;The support arm is fixedly connected with the base, and is located at one side of the base, the drive motor is fixedly connected with the support arm, and is located in the inside of the support arm, the drive rod is fixedly connected with the output end of the drive motor, and is located at one side of the drive motor, four positioning rods are respectively fixedly connected with the support arm, and are respectively located at one side of the support arm, the movable arm is threadedly connected with the drive rod, and is slidably connected with the positioning rod, and is located at one side of the drive rod, four limit pieces are respectively fixedly connected with the positioning rod, and are located at one side of the positioning rod, the movable component is arranged at one side of the movable arm, the positioning component is arranged at one side of the movable component, the gauge body is arranged at one side of the positioning component.

[0007] Among them, the movable component includes movable motor and fixed arm, the movable motor is fixedly connected with the movable arm, and is located at one side of the movable arm, the fixed arm is fixedly connected with the output end of the movable motor, and is located at one side of the movable motor.

[0008] Among them, the positioning component includes cylinder, push plate, mounting rod and positioning part, the cylinder is fixedly connected with the movable arm, and is located at one side of the movable arm, the push plate is fixedly connected with the output end of the cylinder, and is slidably connected with the movable arm, and is located at one side of the cylinder, the mounting rod is fixedly connected with the push plate, and is located at one side of the push plate, the positioning part is arranged at one side of the mounting rod.

[0009] Among them, the positioning part includes mounting head and mounting seat, the mounting head is threadedly connected with the mounting rod, and is located at one side of the mounting rod, the mounting seat is fixedly connected with the mounting head, and is located at one side of the mounting head.

[0010] Among them, the positioning assembly further includes adjusting ruler, the adjusting ruler is fixedly connected with the positioning rod, and is located at one side of the positioning rod.

[0011] The utility model relates a kind of vehicle door welding assembly testing fixture of quick positioning, the support arm is installed on the surface of the base for support, when the height is adjusted, the driving motor rotates inside the support arm, the rotation of the driving motor will drive the driving rod to rotate, the rotation of the driving rod will drive the movable arm threadedly connected therewith to move, the position of the movable arm is limited by the positioning rod, the movable arm can only be lifted up and down with it and cannot rotate when the driving rod rotates, the position of the movable arm on the positioning rod is limited by the limiting piece, finally through the angle adjustment of the movable component, the positioning component adjusts transverse position to position the testing fixture body, then driving motor turns back and puts down the testing fixture body to detect vehicle door welding, through the above scheme, the existing vehicle door welding assembly testing fixture detection positioning device is fixed by butterfly bolt, and the welding assembly and the briquetting are fully adhered to cause the direction of detection body to be relatively fixed, cannot be flexibly changed position, the problem that the detection of different positions is carried out. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced as follows.

[0013] Figure 1 is the overall structure diagram of the utility model.

[0014] Figure 2 is the structure diagram of another view of the overall utility model.

[0015] Figure 3 is the side view of the overall utility model.

[0016] Figure 4 is the sectional view of the overall utility model.

[0017] 101-base, 102-positioning assembly, 103-support arm, 104-driving motor, 105-driving rod, 106-positioning rod, 107-movable arm, 108-limiting piece, 109-movable component, 110-positioning component, 111-testing fixture body, 112-movable motor, 113-fixed arm, 114-cylinder, 115-pushing plate, 116-mounting rod, 117-positioning part, 118-mounting head, 119-mounting seat, 120-adjusting ruler. DETAILED DESCRIPTION

[0018] The embodiments of the utility model will be described in detail below, the examples of the embodiments are shown in the drawings, the embodiments described below by referring to the drawings are exemplary, and are intended to explain the utility model, and cannot be understood as the limitation of the utility model.

[0019] Please refer to Figures 1-4 wherein, Figure 1 is the overall structure schematic diagram of the utility model, Figure 2 is the overall structure schematic diagram of the utility model from another perspective, Figure 3 is the side view of the overall structure of the utility model, Figure 4 is the sectional view of the overall structure of the utility model.

[0020] The utility model provides a kind of quick positioning's car door welding assembly gauge, including base 101 and positioning assembly 102, positioning assembly 102 includes support arm 103, drive motor 104, drive rod 105, four positioning rods 106, movable arm 107, four limit parts 108, movable component 109, positioning component 110, gauge body 111 and adjusting scale 120, movable component 109 includes movable motor 112 and fixed arm 113, positioning component 110 includes pneumatic cylinder 114, push plate 115, mounting rod 116 and positioning part 117, positioning part 117 includes mounting head 118 and mounting seat 119, the foregoing scheme has solved the existing car door welding assembly gauge detection positioning device and is fixed by butterfly bolt, and the direction of detection body is relatively fixed, cannot be flexibly changed position, the problem that the detection of different positions is carried out.

[0021] For this specific embodiment, the support arm 103 is fixedly connected with the base 101 and located on one side of the base 101, the drive motor 104 is fixedly connected with the support arm 103 and located inside the support arm 103, the drive rod 105 is fixedly connected with the output end of the drive motor 104 and located on one side of the drive motor 104, four positioning rods 106 are respectively fixedly connected with the support arm 103 and respectively located on one side of the support arm 103, the movable arm 107 is threadedly connected with the drive rod 105 and slidably connected with the positioning rod 106 and located on one side of the drive rod 105, four limit pieces 108 are respectively fixedly connected with the positioning rod 106 and located on one side of the positioning rod 106, the movable member 109 is arranged on one side of the movable arm 107, the positioning member 110 is arranged on one side of the movable member 109, the gauge body 111 is arranged on one side of the positioning member 110, and the support arm 103 is installed on the surface of the base 101 for support. When the height is adjusted, the drive motor 104 rotates inside the support arm 103, the rotation of the drive motor 104 drives the drive rod 105 to rotate, the rotation of the drive rod 105 drives the movable arm 107 threadedly connected therewith to move, the position of the movable arm 107 is limited by the positioning rod 106, and the movable arm 107 can only rise and fall with the drive rod 105 and cannot rotate, the position of the movable arm 107 moving on the positioning rod 106 is limited by the limit piece 108, and finally the gauge body 111 is positioned by adjusting the angle of the movable member 109 and the transverse position of the positioning member 110, and then the drive motor 104 is rotated to lower the gauge body 111 to detect the vehicle door welding. Through the above scheme, the problem that the existing vehicle door welding assembly gauge detection positioning device is fixed by butterfly bolts, the welding assembly and the pressing block are fully attached, the direction of the detection body is relatively fixed, and the position cannot be flexibly changed for detection of different positions is solved. The specific structure and use method of the gauge body 111 are recorded in the patent document with publication number CN201138174Y, which is not within the protection scope of the present application and will not be described here.

[0022] Among them, the movable motor 112 is fixedly connected with the movable arm 107 and located on one side of the movable arm 107, the fixed arm 113 is fixedly connected with the output end of the movable motor 112 and located on one side of the movable motor 112, the output end of the movable motor 112 drives the fixed arm 113 to rotate, and the rotation of the fixed arm 113 can move the positioning member 110 and the gauge body 111 to different areas for detection.

[0023] Secondly, the cylinder 114 is fixedly connected with the movable arm 107 and located on one side of the movable arm 107, the push plate is fixedly connected with the output end of the cylinder 114, and is in sliding connection with the movable arm 107 and located on one side of the cylinder 114, the mounting rod 116 is fixedly connected with the push plate 115 and located on one side of the push plate 115, the positioning part 117 is arranged on one side of the mounting rod 116, the cylinder 114 is fixed on the fixed arm 113, the output end of the cylinder 114 drives the push plate to move, the movement of the push plate 115 drives the mounting rod 116 to move, the positioning part 117 is fixed on the mounting rod 116, and the center of the positioning part 117 is provided with the gauge body 111, and the vehicle door welding is detected through the gauge body 111.

[0024] Meanwhile, the mounting head 118 is in threaded connection with the mounting rod 116 and located on one side of the mounting rod 116, the mounting seat 119 is fixedly connected with the mounting head 118 and located on one side of the mounting head 118, the mounting seat 119 is used for fixing the gauge body 111, the mounting head 118 is arranged on the top of the mounting seat 119, the mounting head 118 is inserted into the mounting rod 116 and is in threaded connection with the mounting rod 116 through rotation, so that the mounting head 118 is fixed, and the vehicle door welding is detected subsequently.

[0025] In addition, the adjusting scale 120 is fixedly connected with the positioning rod 106 and located on one side of the positioning rod 106, when the positioning rod 106 is controlled to ascend and descend by the driving motor 104, the surface of the positioning rod 106 is provided with the adjusting scale 120, and the height can be accurately controlled and adjusted through the adjusting scale 120 when ascending and descending.

[0026] When the utility model is used, the support arm 103 is installed on the surface of the base 101 for support, when the height is adjusted, the driving motor 104 rotates inside the support arm 103, the rotation of the driving motor 104 drives the driving rod 105 to rotate, the rotation of the driving rod 105 drives the movable arm 107 connected with it to move, the position of the movable arm 107 is limited by the positioning rod 106, when the driving rod 105 rotates, the movable arm 107 can only be lifted up and down and cannot rotate, the position of the movable arm 107 on the positioning rod 106 is limited by the limiting piece 108, the output end of the movable motor 112 drives the fixed arm 113 to rotate, and the output end of the air cylinder 114 drives the push plate to move, the movement of the push plate 115 drives the installation rod 116 to move, the installation rod 116 is fixed with the positioning part 117, the center position of the positioning part 117 is installed with the gauge body 111, then the driving motor 104 rotates and lowers the gauge body 111 to detect the vehicle door welding. Through the above scheme, the existing vehicle door welding assembly gauge detection positioning device is fixed by a butterfly bolt, and the welding assembly and the pressing block are fully attached, so that the direction of the detection body is relatively fixed, the position cannot be flexibly changed, and the problem that different positions cannot be detected is solved.

[0027] The above disclosure is only one or more preferred embodiments of the application, and cannot limit the scope of the application. Those skilled in the art can understand that all or part of the above-mentioned embodiments can be implemented, and equivalent changes made according to the claims of the application still belong to the scope covered by the application.

Claims

1. A rapid positioning inspection fixture for a vehicle door welding assembly, comprising a base, characterized in that, It also includes positioning components; The positioning assembly includes a support arm, a drive motor, a drive rod, four positioning rods, a movable arm, four limiting members, a movable component, a positioning component, and a fixture body; The support arm is fixedly connected to the base and located on one side of the base. The drive motor is fixedly connected to the support arm and located inside the support arm. The drive rod is fixedly connected to the output end of the drive motor and located on one side of the drive motor. The four positioning rods are respectively fixedly connected to the support arm and located on one side of the support arm. The movable arm is threadedly connected to the drive rod and slidably connected to the positioning rod and located on one side of the drive rod. The four limiting members are respectively fixedly connected to the positioning rod and located on one side of the positioning rod. The movable component is located on one side of the movable arm. The positioning component is located on one side of the movable component. The inspection fixture body is located on one side of the positioning component.

2. The rapid positioning inspection fixture for a car door welding assembly as described in claim 1, characterized in that, The movable component includes a movable motor and a fixed arm. The movable motor is fixedly connected to the movable arm and located on one side of the movable arm. The fixed arm is fixedly connected to the output end of the movable motor and located on one side of the movable motor.

3. The rapid positioning inspection fixture for a car door welding assembly as described in claim 2, characterized in that, The positioning component includes a cylinder, a push plate, a mounting rod, and a positioning part. The cylinder is fixedly connected to the movable arm and located on one side of the movable arm. The push plate is fixedly connected to the output end of the cylinder and slidably connected to the movable arm, and located on one side of the cylinder. The mounting rod is fixedly connected to the push plate and located on one side of the push plate. The positioning part is located on one side of the mounting rod.

4. The rapid positioning inspection fixture for a car door welding assembly as described in claim 3, characterized in that, The positioning part includes a mounting head and a mounting base. The mounting head is threadedly connected to the mounting rod and is located on one side of the mounting rod. The mounting base is fixedly connected to the mounting head and is located on one side of the mounting head.

5. A rapid positioning inspection fixture for a car door welding assembly as described in claim 4, characterized in that, The positioning component also includes an adjusting ruler, which is fixedly connected to the positioning rod and located on one side of the positioning rod.

Images