Centering marking device for automobile steering wheel assembly

Abstract

The utility model relates to the technical field of steering wheel assembly, in particular to a centering marking device for automobile steering wheel assembly, which comprises a support frame and a connecting unit, and the connecting unit comprises a guide rail frame, a sliding seat, a connecting ring, a moving plate, an angle encoder, a connecting frame, a locking frame, a mounting frame, a marking assembly and a clamping assembly. During use, the driving motor is fixed to the mounting frame, the output end of the driving motor is fixed to the connecting frame, the air cylinder is mounted in the guide rail frame, the output end of the air cylinder is fixed to the connecting ring, then the marking assembly is used for marking the end of the automobile steering column, the steering column is inserted into the locking frame during mounting, and the air cylinder is started to abut against the sliding base to slide in the guide rail frame; the torque output by the driving motor drives the connecting frame to rotate, the angle encoder is matched to precisely drive the steering column to rotate, the steering column is driven to rotate in the mode, the purpose of precisely adjusting the steering wheel is achieved, and the situation that the steering wheel is installed in a deviated mode is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to steering wheel assembly technical field especially relates to a kind of centering marking device for automobile steering wheel assembly. BACKGROUND

[0002] In the process of assembling automobile steering wheel, the traditional processing mode is manually twisted steering column and then the steering wheel is assembled in centering by visual parallel tire, so the installation position is prone to deviation, the assembly precision is low, and the installation efficiency is greatly affected.

[0003] At present, the existing marking device is generally provided with a pointer and a power device for moving the pointer, and the pointer is used to mark the spline sleeve, and the power device is used to drive the pointer, so as to avoid the deviation of the installation position, improve the assembly precision and increase the efficiency.

[0004] However, the above-mentioned method uses the vertical sliding structure of the air cylinder to move the pointer and mark the connecting part, which is convenient for assembly personnel. During the entire assembly process, the steering column needs to be manually rotated, the steering wheel cannot be accurately adjusted, and the steering wheel installation deviation occurs, which brings inconvenience to the driver operation. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of centering marking device for automobile steering wheel assembly, to solve the problem of manual rotation of steering column in prior art, which cannot accurately adjust the steering wheel, prone to steering wheel installation deviation, and brings inconvenience to the driver operation.

[0006] To achieve the above-mentioned purpose, the utility model provides a kind of centering marking device for automobile steering wheel assembly, including support frame and connecting unit, the connecting unit includes guide rail frame, sliding seat, connecting ring, moving plate, angle encoder, connecting frame, locking frame, mounting frame, marking assembly and clamping assembly, the connecting unit is arranged above the support frame, the guide rail frame is fixedly connected with the support frame and located above the support frame, the sliding seat is slidingly connected with the guide rail frame and located on the inner side wall of the guide rail frame, the connecting ring is fixedly connected with the sliding seat and located below the sliding seat, the moving plate is fixedly connected with the sliding seat and located on one side of the sliding seat, the mounting frame is fixedly connected with the moving plate and located below the moving plate, the connecting frame is arranged above the moving plate, the angle encoder is detachably connected with the connecting frame and located above the connecting frame, the locking frame is detachably connected with the angle encoder and located above the angle encoder, the marking assembly is arranged above the moving plate, and the clamping assembly is arranged on one side of the guide rail frame.

[0007] The marking assembly comprises a right-angle frame, a push rod frame and a marking pin, the right-angle frame is fixedly connected with the moving plate and located above the moving plate, the push rod frame is slidably connected with the right-angle frame and located on the inner side wall of the right-angle frame, and the marking pin is fixedly connected with the push rod frame and located at one end of the push rod frame and slidably matched with the right-angle frame.

[0008] The marking assembly further comprises a limiting spring, and two ends of the limiting spring are fixedly connected with the right-angle frame and the push rod frame respectively.

[0009] The clamping assembly comprises an arc-shaped seat, a moving seat and a fixing bolt, the arc-shaped seat is fixedly connected with the guide rail frame and located on one side of the guide rail frame, the moving plate is arranged on one side of the arc-shaped seat, and the fixing bolt is threadedly connected with the arc-shaped seat and the moving seat in sequence.

[0010] The clamping assembly further comprises a limiting plate and a sliding rod, the sliding rod is fixedly connected with the arc-shaped seat and located on one side of the arc-shaped seat, and the limiting plate is fixedly connected with the sliding rod and located at one end of the sliding rod.

[0011] The utility model discloses a centering and marking device for automobile steering wheel assembly, when using, first drive motor is fixed to the mounting frame, and the output end is fixed with the connecting frame, the cylinder is installed into the guide rail frame, and the output end is fixed with the connecting ring, then the marking assembly is used to mark the end of automobile steering column, when installing, the steering column is inserted into the locking frame, the cylinder is started and bears the sliding seat in the guide rail interface, and the torque output by the drive motor drives the connecting frame to rotate, and the angle encoder is cooperated to drive the steering column to rotate accurately, and the steering column is inserted into the steering wheel, the clamping assembly is used for fixing the support frame, and the steering column is driven to rotate in this way, the purpose of accurately adjusting the steering wheel is realized, and the installation deviation of the steering wheel is avoided. ACCREDITATION 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 embodiment or the prior art description will be briefly introduced.

[0013] Figure 1 It is the structure schematic view of the centering and marking device for automobile steering wheel assembly of the utility model.

[0014] Figure 2 It is the rear view of the centering and marking device for automobile steering wheel assembly of the utility model.

[0015] Figure 3 It is the A-A line section view of the centering and marking device for automobile steering wheel assembly of the utility model. Figure 2 of the utility model.

[0016] Figure 4 The utility model discloses a Figure 3 The partial structure enlarged view of B of the utility model discloses a

[0017] 101-support frame, 102-guide rail frame, 103-sliding seat, 104-connecting ring, 105-moving plate, 106-angle encoder, 107-connecting frame, 108-locking frame, 109-mounting frame, 110-right angle frame, 111-push rod frame, 112-marking needle, 113-limiting spring, 114-arc-shaped seat, 115-moving seat, 116-fixing bolt, 117-limiting plate, 118-sliding rod, 119-cylinder, 120-driving motor. DETAILED DESCRIPTION

[0018] Please refer to Figures 1 to 4 Among them, Figure 1 The utility model discloses a centering and marking device for automobile steering wheel assembly, Figure 2 The utility model discloses a centering and marking device for automobile steering wheel assembly, Figure 3 The utility model discloses a Figure 2 The A-A line section view of the utility model discloses a Figure 4 The utility model discloses a Figure 3 The partial structure enlarged view of B of the utility model discloses a

[0019] The utility model provides a kind of centering and marking device for automobile steering wheel assembly, including support frame 101 and connecting unit, the connecting unit includes guide rail frame 102, sliding seat 103, connecting ring 104, moving plate 105, angle encoder 106, connecting frame 107, locking frame 108, mounting frame 109, marking component and clamping component, the marking component includes right angle frame 110, push rod frame 111, marking needle 112 and limiting spring 113, the clamping component includes arc-shaped seat 114, moving seat 115, fixing bolt 116, limiting plate 117 and sliding rod 118.

[0020] The connecting unit is arranged above the support frame 101, the guide rail frame 102 is fixedly connected with the support frame 101 and located above the support frame 101, the sliding seat 103 is slidably connected with the guide rail frame 102 and located on the inner side wall of the guide rail frame 102, the connecting ring 104 is fixedly connected with the sliding seat 103 and located below the sliding seat 103, the moving plate 105 is fixedly connected with the sliding seat 103 and located on one side of the sliding seat 103, the mounting frame 109 is fixedly connected with the moving plate 105 and located below the moving plate 105, the connecting frame 107 is arranged above the moving plate 105, the angle encoder 106 is detachably connected with the connecting frame 107 and located above the connecting frame 107, the locking frame 108 is detachably connected with the angle encoder 106 and located above the angle encoder 106, the marking assembly is arranged above the moving plate 105, and the clamping assembly is arranged on one side of the guide rail frame 102.

[0021] In this embodiment, the driving motor 120 is first fixed to the mounting frame 109 with the output end thereof fixed to the connecting frame 107, and the cylinder 119 is installed in the guide rail frame 102 with the output end thereof fixed to the connecting ring 104. Then, the marking assembly is used to mark the end of the automobile steering column. When installing, the steering column is inserted into the locking frame 108, the cylinder 119 is started to abut against the sliding seat 103 to slide in the guide rail, and the torque output by the driving motor 120 drives the connecting frame 107 to rotate, which cooperates with the angle encoder 106 to accurately drive the steering column to rotate, so that the steering column enters the steering wheel. The clamping assembly is used to fix the support frame 101. In this way, the steering column is driven to rotate, the purpose of accurately adjusting the steering wheel is achieved, and the installation deviation of the steering wheel is avoided.

[0022] The working principle of the angle encoder 106 is based on the counting of signal pulses. When the rotating disc (encoding disc) rotates, the light-transmitting and non-transmitting gratings thereon change the light emitted by the light source. These changes are received by a photosensitive element (such as a photodiode) and converted into corresponding electronic signals. These electronic signals are then transmitted to a computer or other device for accurate measurement and encoding of the rotation angle.

[0023] Further, the right-angle frame 110 is fixedly connected with the moving plate 105 and located above the moving plate 105, the push rod frame 111 is slidably connected with the right-angle frame 110 and located on the inner side wall of the right-angle frame 110, the marking needle 112 is fixedly connected with the push rod frame 111 and located at one end of the push rod frame 111, and the marking needle 112 is slidably connected with the right-angle frame 110.

[0024] In the embodiment, the push rod frame 111 is moved to slide in the right-angle frame 110, and the marking pin 112 marks the end of the steering column, thereby marking the turning midpoint of the steering column.

[0025] Further, the two ends of the limiting spring 113 are fixedly connected with the right-angle frame 110 and the push rod frame 111 respectively.

[0026] In the embodiment, the limiting spring 113 is used for resetting the push rod frame 111, and improves the convenience of the marking pin 112.

[0027] Further, the arc-shaped seat 114 is fixedly connected with the guide rail frame 102 and located on one side of the guide rail frame 102, the moving plate 105 is arranged on one side of the arc-shaped seat 114, and the fixed bolt 116 is threadedly connected with the arc-shaped seat 114 and the moving seat 115 in sequence.

[0028] In the embodiment, the guide rail frame 102 is placed on an assembly robot, the fixed bolt 116 is tightened, the arc-shaped seat 114 and the moving seat 115 are driven to clamp the auxiliary assembly robot, the centering and marking device is facilitated to enter the driver's seat from the side of the automobile cabin, and the centering and marking device is adapted to the step-by-step assembly line.

[0029] Further, the slide rod 118 is fixedly connected with the arc-shaped seat 114 and located on one side of the arc-shaped seat 114, and the limiting plate 117 is fixedly connected with the slide rod 118 and located on one end of the slide rod 118.

[0030] In the embodiment, the slide rod 118 and the limiting plate 117 are used to assist the moving seat 115 to slide, and effectively improve the convenience of the staff.

[0031] The above disclosure is only a preferred embodiment of the present application, and cannot limit the scope of the present application. Those skilled in the art can understand that the above-mentioned embodiment can be implemented in whole or in part, and equivalent changes can be made according to the claims of the present application, which still belongs to the scope of the present application.

Claims

1. A centering and marking device for assembling automobile steering wheels, comprising a support frame, characterized in that, It also includes a connecting unit, which is disposed above the support frame; The connecting unit includes a guide rail frame, a slide block, a connecting ring, a movable plate, an angle encoder, a connecting frame, a locking frame, a mounting frame, a marking assembly, and a clamping assembly. The guide rail frame is fixedly connected to the support frame and located above the support frame. The slide block is slidably connected to the guide rail frame and located on the inner side wall of the guide rail frame. The connecting ring is fixedly connected to the slide block and located below the slide block. The movable plate is fixedly connected to the slide block and located on one side of the slide block. The mounting frame is fixedly connected to the movable plate and located below the movable plate. The connecting frame is located above the movable plate. The angle encoder is detachably connected to the connecting frame and located above the connecting frame. The locking frame is detachably connected to the angle encoder and located above the angle encoder. The marking assembly is located above the movable plate. The clamping assembly is located on one side of the guide rail frame.

2. The centering and marking device for automobile steering wheel assembly as described in claim 1, characterized in that, The marking assembly includes a right-angle frame, a push rod frame, and a pin. The right-angle frame is fixedly connected to the movable plate and located above the movable plate. The push rod frame is slidably connected to the right-angle frame and located on the inner side wall of the right-angle frame. The pin is fixedly connected to the push rod frame and located at one end of the push rod frame, and the pin is slidably engaged with the right-angle frame.

3. The centering and marking device for automobile steering wheel assembly as described in claim 2, characterized in that, The marking assembly also includes a limiting spring, the two ends of which are fixedly connected to the right-angle bracket and the push rod bracket, respectively.

4. The centering and marking device for automobile steering wheel assembly as described in claim 3, characterized in that, The clamping assembly includes an arc-shaped seat, a movable seat, and a fixing bolt. The arc-shaped seat is fixedly connected to the guide rail frame and is located on one side of the guide rail frame. The movable plate is disposed on one side of the arc-shaped seat. The fixing bolt is threadedly connected to the arc-shaped seat and the movable seat in sequence.

5. The centering and marking device for automobile steering wheel assembly as described in claim 4, characterized in that, The clamping assembly further includes a limiting plate and a sliding rod. The sliding rod is fixedly connected to the arc-shaped seat and located on one side of the arc-shaped seat. The limiting plate is fixedly connected to the sliding rod and located at one end of the sliding rod.

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