Positioning and marking device for input shaft on steering column

Abstract

The utility model discloses a positioning and marking device for an input shaft on a steering column. Comprising a table top, a base, a clamping mechanism, a positioning mechanism and a laser marking device. A base and a laser marking device are arranged on the table top, a clamping mechanism and a positioning mechanism are arranged on the base, the clamping mechanism is movably arranged on the base, the positioning mechanism comprises a touch sensor, the touch sensor is arranged on the base and is in communication connection with the laser marking device, an upper input shaft is placed in the clamping mechanism, and a lower input shaft is placed in the laser marking device. The laser marking device is located above the clamping mechanism. The clamping mechanism is in contact with the touch sensor to position the upper input shaft marking position in the moving process, and the marking end of the laser marking device is aligned with the upper input shaft marking position. According to the utility model, the upper input shaft is clamped, positioned, marked and lettered to form a continuous process, so that not only is the production efficiency accelerated, but also the accuracy of the marking position of the upper input shaft is ensured, meanwhile, the condition of missing carving is prevented, and the qualified rate of products is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of automobile steering wheel production, in particular to a kind of positioning and marking device of input shaft on steering column. BACKGROUND

[0002] Steering column is installed below automobile steering wheel, and steering column is used as the main control device of steering system, for the perception of automobile to road is passed to driver, while the control of driver to vehicle is also passed to each wheel by steering column.

[0003] Input shaft is arranged in steering column, and input shaft includes upper input shaft, and upper input shaft needs to be marked on surface in production process.Traditional production process, the clamping operation and marking operation of product are two separate steps, and manual operation is carried out.Because product quantity is numerous, manual operation inevitably leads to marking position error due to incorrect clamping position or missing marking after clamping, and product qualification rate is reduced.

[0004] The information disclosed in this BACKGROUND section is only for the purpose of increasing the understanding of the background of the present utility model and should not be construed as acknowledging that this information constitutes prior art with respect to any patentable matter disclosed herein. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of positioning and marking device of input shaft on steering column, to overcome the defects in the prior art described above.

[0006] To achieve the above-mentioned purpose, the utility model provides a kind of positioning and marking device of input shaft on steering column, including mesa, base, clamping mechanism, positioning mechanism, laser marker;The mesa is provided with base and laser marker, the base is provided with clamping mechanism and positioning mechanism, the clamping mechanism is movably arranged on base, the positioning mechanism includes touch sensor, and touch sensor is arranged on base, and touch sensor is connected with laser marker, and upper input shaft is placed in clamping mechanism, and laser marker is located above clamping mechanism;Clamping mechanism is positioned in marking position of upper input shaft by contacting with touch sensor during moving, and marking end of laser marker is aligned with marking position of upper input shaft.

[0007] Preferably, in the technical scheme, the clamping mechanism comprises a cylinder, a push block, a left fixed block, a right fixed block, a supporting block and a guide rail, the base is provided with a mounting groove, the mounting groove is provided with the cylinder and the guide rail, the output end of the cylinder is connected with the push block, the push block and the right fixed block are arranged in the guide rail, the right fixed block is connected with the push block, the left fixed block and the supporting block are arranged on the base, the upper end and the lower end of the upper input shaft are matched with the left fixed block and the right fixed block respectively, the upper input shaft is fixed through the left fixed block and the right fixed block, and the upper input shaft is supported through the supporting block; the right fixed block is driven to move along the guide rail through the cylinder, and then the upper input shaft is driven to move to the left fixed block.

[0008] Preferably, in the technical scheme, the left fixed block and the right fixed block are respectively provided with a profiling groove, and the upper input shaft is provided with a spline structure at the two ends, and the profiling groove structure is matched with the spline structure at the two ends of the upper input shaft.

[0009] Preferably, in the technical scheme, the push block is provided with a limiting block, the limiting block is in contact with the right fixed block, and the limiting block seals the outer side of the profiling groove on the right fixed block.

[0010] Preferably, in the technical scheme, the positioning mechanism comprises a touch sensor and a touch block, the touch block is arranged on the guide rail, the touch block is connected with the right fixed block, the touch block is provided with a touch part, the touch part is arranged opposite to the touch sensor, the distance between the touch part and the touch sensor is the stroke required for moving the marking position of the upper input shaft to below the marking end of the laser marker, the touch block is driven to move to the touch sensor through the cylinder, the touch part is in contact with the touch sensor, the two ends of the upper input shaft are clamped and fixed, and the marking position of the upper input shaft is moved to the position.

[0011] Compared with the prior art, the utility model has the advantages of the following beneficial effects:

[0012] The upper input shaft clamping positioning and marking are formed into a cooperative process, the laser marker performs laser marking on the marking position of the upper input shaft while the upper input shaft completes clamping positioning, the production efficiency is improved, the accuracy of the marking position of the upper input shaft is ensured, the situation of missing marking is prevented, the product qualification rate is improved, and the labor intensity is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a structure schematic view of the utility model steering column upper input shaft positioning and marking device.

[0014] Figure 2 It is a front view of the utility model steering column upper input shaft positioning and marking device.

[0015] Figure 3 It is a left view of the utility model steering column upper input shaft positioning and marking device.

[0016] Figure 4The utility model discloses steering column upper input shaft positioning marking device plan view. DETAILED DESCRIPTION

[0017] The utility model discloses a specific embodiment of the utility model is described in detail below, but it should be understood that the protection scope of the utility model is not limited by the specific embodiment.

[0018] Unless otherwise explicitly indicated, throughout the specification and claims, the term "comprise" or its variants such as "comprises" or "comprising" will be understood to encompass the stated elements or components, without excluding other elements or components.

[0019] As Figures 1-4 The utility model discloses steering column upper input shaft positioning marking device, including mesa 1, base 2, clamping mechanism, positioning mechanism, laser marker 3, be provided with base 2, laser marker 3 on mesa 1, be provided with clamping mechanism, positioning mechanism on base 2, clamping mechanism is movably arranged on base 2, clamping mechanism includes pneumatic cylinder 4, push block 5, left fixed block 6, right fixed block 7, support block 8, guide rail 9, limit block 10, is provided with installation groove 11 on base 2, is provided with pneumatic cylinder 4, guide rail 9 in installation groove 11, and the output end of pneumatic cylinder 4 is connected with push block 5, and push block 5, right fixed block 7 are arranged in guide rail 9, and right fixed block 7 is connected with push block 5, and left fixed block 6, support block 8 are arranged on base 2, are provided with profiling groove 12 respectively on left fixed block 6, right fixed block 7, and the both ends of upper input shaft 13 are spline 14 structure, and profiling groove 12 structure cooperates with the both ends spline 14 structure of upper input shaft 13, and upper input shaft 13 is fixed and positioned through left fixed block 6, right fixed block 7, and upper input shaft 13 is supported through support block 8, is provided with limit block 10 on push block 5, and limit block 10 contacts right fixed block 7, and limit block 10 seals the outside of profiling groove 12 on right fixed block 7,

[0020] The positioning mechanism includes touch sensor 15, touch block 16, touch sensor 15 is arranged on base 2, touch sensor 15 is connected with laser marker 3, and touch block 16 is arranged on guide rail 9, and touch block 16 is connected with right fixed block 7, and is provided with touch portion on touch block 16, and touch portion is oppositely arranged with touch sensor 15, and the distance between touch portion and touch sensor 15 is the stroke required for the marking position of upper input shaft 13 to move to the below of the marking end of laser marker 3, and laser marker 3 is located above upper input shaft 13,

[0021] In use, the upper input shaft 13 is placed on the support block 8, the upper input shaft 13 right end spline is fixed in the profiling groove 12 of the right fixed block 7, the air cylinder 4 is started, the air cylinder 4 drives the upper input shaft 13 to move to the left fixed block 6 direction, when the touch block 16 moves to the touch sensor 15, the touch part contacts the touch sensor 15, at this time, the upper input shaft 13 left end spline is fixed in the profiling groove 12 of the left fixed block 6, the upper input shaft 13 is positioned, the upper input shaft 13 marking position is moved to the position, the upper input shaft 13 marking position is aligned with the laser marker 3 marking end, the laser marker 3 marks the marking position with laser, after marking, the clamping mechanism is reset, the upper input shaft 13 of the standard is taken down, the next upper input shaft 13 to be marked is put in, and the above operation is repeated. Through the cooperation process of clamping positioning and marking of the upper input shaft, the production efficiency is accelerated, the accuracy of the upper input shaft marking position is ensured, the missing marking situation is prevented, the product qualification rate is improved, and the labor intensity is reduced.

[0022] The foregoing description of specific example embodiments of the present application is presented for the purposes of illustration and description. It is not intended to be a limitation on the present application as it is apparent that many modifications and variations could be made to the present application by a person of ordinary skill in the art from the teaching described. It is therefore contemplated to cover any and all modifications, variations or equivalents that fall within the spirit and scope of the present application. The object of the exemplary embodiments is to explain the specific principles of the present application and its practical application, so as to enable those skilled in the art to implement and utilize various different exemplary embodiments of the present application and various different selections and changes. The scope of the present application is intended to be limited by the claims and their equivalents.

Claims

1. A steering column upper input shaft positioning marking device, characterized by: The utility model relates to a laser marking device, including mesa, base, clamping mechanism, positioning mechanism, laser marker, be provided with base, laser marker on the mesa, be provided with clamping mechanism, positioning mechanism on the base, clamping mechanism is movably arranged on the base, the positioning mechanism includes touch sensor, touch sensor sets up on the base, touch sensor is connected with laser marker, and the upper input shaft is placed in clamping mechanism, and the laser marker is located clamping mechanism top, clamping mechanism is contacted with touch sensor and is positioned the upper input shaft marking position in the movement, and the laser marking device marking end is aligned with the upper input shaft marking position.

2. A steering column upper input shaft positioning marking device according to claim 1 characterised in that: The clamping mechanism includes a cylinder, a push block, a left fixed block, a right fixed block, a support block, and a guide rail. The base is provided with a mounting groove, and the mounting groove is provided with the cylinder and the guide rail. The output end of the cylinder is connected with the push block. The push block and the right fixed block are arranged in the guide rail. The right fixed block is connected with the push block. The left fixed block and the support block are arranged on the base. The two ends of the upper input shaft are respectively matched with the left fixed block and the right fixed block. The upper input shaft is fixed through the left fixed block and the right fixed block. The upper input shaft is supported through the support block.

3. A steering column upper input shaft positioning marking device according to claim 2, characterised in that: The left fixed block and the right fixed block are respectively provided with a profiling groove. The two ends of the upper input shaft are spline structures. The profiling groove structure is matched with the spline structure of the two ends of the upper input shaft.

4. A steering column upper input shaft positioning marking device according to claim 3, characterised in that: The push block is provided with a limiting block. The limiting block is in contact with the right fixed block. The limiting block seals the outside of the profiling groove on the right fixed block.

5. A steering column upper input shaft positioning marking device according to claim 2, characterised in that: The positioning mechanism includes a touch sensor and a touch block. The touch block is arranged on the guide rail and connected with the right fixed block. The touch block is provided with a touch part. The touch part is oppositely arranged with the touch sensor. The distance between the touch part and the touch sensor is the stroke required for moving the marking position of the upper input shaft to below the marking end of the laser marker.

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