Steering system output shaft coaxiality detection device

Abstract

The utility model discloses a steering system output shaft coaxiality detection device, which comprises a detection assembly, a detector base matched with a tail hole site of an output shaft inner cavity and a detector end fixed on the detector base and matched with a head hole site of the output shaft inner cavity, a fixing seat is fixed at the bottom of the detector base, and a positioning pin is fixed at the bottom of the detector base. A positioning hole is formed in the bottom of the fixed seat; the placing assembly comprises a placing box body, clamping grooves which are symmetrically formed in the inner wall of the placing box body and are matched with the fixing seats, and positioning rods which are fixed in the clamping grooves and are matched with the positioning holes, the detection assembly is positioned in the placing box body, the positioning holes are inserted into the positioning rods, then the insertion rods are loosened, and under the driving of the springs, the detection assembly can be placed in the placing box body. The fixing seat is fixed by the arc-shaped clamping plate, and then the output shaft is vertically inserted into the detector, so that the detector does not need to be picked up by one hand, and labor can be saved.

Description

Technical Field

[0001] The utility model relates to the technical field of coaxiality detection devices, in particular to a coaxiality detection device for an output shaft of a steering system. Background Art

[0002] The output shaft is a shaft in the car's gearbox that is directly connected to the drive shaft (transmission shaft), outputs torque and speed, and then drives the car through the differential. In a four-wheel drive car, the output shaft is connected to the transfer case.

[0003] Since there are many holes inside the output shaft and there are requirements for the coaxiality between the holes, in the early stage of producing the output shaft, different detection tools were often used to detect the internal hole positions, which took a long time and wasted manpower. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the name of the utility model of this application to avoid blurring the purpose of this section, the abstract of the specification and the name of the utility model, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above problems and / or the problems existing in the existing steering system output shaft coaxiality detection device, the present utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a steering system output shaft coaxiality detection device. The detector includes a detector base and a detector end, and its appearance is designed to be compatible with the inner cavity hole position of the output shaft. Since a plurality of grooves and holes are provided inside the automobile output shaft, during detection, the detector end is inserted into the inner cavity of the output shaft. When the detector base can just enter the inner cavity of the output shaft, it indicates that there is no problem with the opening of the internal hole position of the output shaft, that is, it is qualified. The detection component can also be positioned in a placement box first, and then the output shaft can be vertically inserted into the detector, so that the detector does not need to be picked up with one hand, which can be more labor-saving.

[0007] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0008] A steering system output shaft coaxiality detection device, comprising:

[0009] The detection component includes a detector base adapted to the hole position of the tail portion of the output shaft inner cavity and a detector head fixed on the detector base and adapted to the hole position of the head portion of the output shaft inner cavity, a fixing seat is fixed to the bottom of the detector base, and a positioning hole is opened at the bottom of the fixing seat;

[0010] The placement component comprises a placement box, a slot symmetrically arranged in the inner wall of the placement box and matched with the fixing seat, and a positioning rod fixed in the slot and matched with the positioning hole.

[0011] As a preferred solution of the steering system output shaft coaxiality detection device described in the utility model, a mounting plate is symmetrically fixed on the outer wall of the placement box, a rotating rod is rotatably installed on the mounting plate, a curved rod is fixed on the rotating rod, and a handle is fixed on the top of the curved rod.

[0012] As a preferred solution of the steering system output shaft coaxiality detection device described in the utility model, the placement component also includes an insertion rod inserted into the placement box, an arc-shaped clamping plate fixed on the insertion rod and adapted to the outer wall of the fixing seat, and a spring sleeved on the insertion rod.

[0013] As a preferred solution of the steering system output shaft coaxiality detection device described in the utility model, a pulling button is fixed to the outer end of the insertion rod.

[0014] As a preferred solution of the steering system output shaft coaxiality detection device described in the utility model, a limit plate is fixed on the fixing seat, and when the detector base is fully inserted into the output shaft, the output shaft just contacts the limit plate.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the detector comprises a detector base and a detector end, and its outer shape is designed to match the inner hole position of the output shaft; since a plurality of grooves and holes are provided inside the automobile output shaft, during detection, the detector end is inserted into the inner cavity of the output shaft, and when the detector base can just enter the inner cavity of the output shaft, it indicates that there is no problem with the opening of the internal hole position of the output shaft, that is, it is qualified; the detection component can also be positioned in the placement box first, and then the output shaft can be vertically inserted into the detector, so that the detector does not need to be picked up with one hand, which can be more labor-saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solution of the implementation of the utility model, the utility model will be described in detail below in combination with the drawings and detailed implementation. Obviously, the drawings described below are only some implementations of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0017] Figure 1 This is a schematic diagram of the overall structure of a steering system output shaft coaxiality detection device of the utility model;

[0018] Figure 2It is a side cross-sectional view of the overall structure of a detection component of a steering system output shaft coaxiality detection device of the utility model;

[0019] Figure 3 This utility model is a steering system output shaft coaxiality detection device Figure 1 A partial enlarged view of middle A. DETAILED DESCRIPTION

[0020] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0021] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general proportion, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0022] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0023] The utility model provides a steering system output shaft coaxiality detection device. The detector comprises a detector base and a detector end head, and its appearance is designed to be compatible with the inner cavity hole position of the output shaft. Since a plurality of grooves and holes are provided inside the output shaft of an automobile, during detection, the detector end head is inserted into the inner cavity of the output shaft. When the detector base can just enter the inner cavity of the output shaft, it indicates that there is no problem with the opening of the inner hole position of the output shaft, that is, it is qualified. The detection component can also be positioned in a placement box first, and then the output shaft is vertically inserted into the detector, so that the detector does not need to be picked up by one hand, which is relatively labor-saving.

[0024] Figure 1-Figure 3 The figure shows the overall structure of an embodiment of a steering system output shaft coaxiality detection device of the utility model, please refer to Figure 1-Figure 3 In this embodiment, a steering system output shaft coaxiality detection device is provided, and its main body includes a detection component 100 and a placement component 200.

[0025] The detection assembly 100 includes a detector base 110 adapted to the hole position of the tail end of the output shaft inner cavity and a detector head 120 fixed on the detector base 110 and adapted to the hole position of the head end of the output shaft inner cavity. A fixing seat 130 is fixed to the bottom of the detector base 110, and a positioning hole 140 is opened at the bottom of the fixing seat 130; wherein a limiting plate 150 is fixed to the fixing seat 130, and when the detector base 110 is fully inserted into the output shaft, the output shaft just contacts the limiting plate 150, and when the output shaft contacts the limiting plate 150, it indicates that the hole position of the output shaft is qualified;

[0026] The placement component 200 includes a placement box 210, a slot 220 symmetrically opened in the inner wall of the placement box 210 and adapted to the fixing seat 130, and a positioning rod 230 fixed in the slot 220 and adapted to the positioning hole 140; wherein, a mounting plate 240 is symmetrically fixed on the outer wall of the placement box 210, a rotating rod 240a is rotatably mounted on the mounting plate 240, a curved rod 250 is fixed on the rotating rod 240a, and a handle 250a is fixed on the top of the curved rod 250; the placement component 200 also includes an insertion rod 260 inserted into the placement box 210, an arc-shaped clamping plate 270 fixed on the insertion rod 260 and adapted to the outer wall of the fixing seat 130, and a spring 280 sleeved on the insertion rod 260; a pull button 260a is fixed on the outer end of the insertion rod 260.

[0027] Combination Figure 1-Figure 3 , the above steering system output shaft coaxiality detection device of this embodiment has the following specific usage process: the detector includes a detector base 110 and a detector head 120, and its appearance is designed to match the inner cavity hole position of the output shaft; since a plurality of grooves and holes are provided inside the automobile output shaft, during detection, the detector head 120 is inserted into the inner cavity of the output shaft. When the detector base 110 can just enter the inner cavity of the output shaft, it indicates that there is no problem with the opening of the internal hole position of the output shaft, that is, it is qualified; the detection component 100 can also be positioned in the placement box 200 first, and the positioning hole 140 is inserted into the positioning rod 230, and then the insertion rod 260 is loosened, and the arc clamping plate 270 is fixed to the fixing seat 130 under the drive of the spring 280, and then the output shaft is vertically inserted into the detector, so that the detector does not need to be picked up with one hand, which can be more labor-saving.

[0028] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A steering system output shaft coaxiality detection device, characterized in that: include: The detection assembly (100) comprises a detector base (110) adapted to the hole position of the tail end of the output shaft inner cavity and a detector head (120) fixed to the detector base (110) and adapted to the hole position of the head end of the output shaft inner cavity, a fixing seat (130) being fixed to the bottom of the detector base (110), and a positioning hole (140) being provided at the bottom of the fixing seat (130); The placement assembly (200) comprises a placement box (210), a slot (220) symmetrically arranged in the inner wall of the placement box (210) and adapted to the fixing seat (130), and a positioning rod (230) fixed in the slot (220) and adapted to the positioning hole (140).

2. A steering system output shaft coaxiality detection device according to claim 1, characterized in that: A mounting plate (240) is symmetrically fixed on the outer wall of the placement box (210), a rotating rod (240a) is rotatably mounted on the mounting plate (240), a curved rod (250) is fixed on the rotating rod (240a), and a handle (250a) is fixed at the top end of the curved rod (250).

3. A steering system output shaft coaxiality detection device according to claim 1, characterized in that: The placement assembly (200) further comprises an insertion rod (260) inserted into the placement box (210), an arc-shaped clamping plate (270) fixed to the insertion rod (260) and adapted to the outer wall of the fixing seat (130), and a spring (280) sleeved on the insertion rod (260).

4. A steering system output shaft coaxiality detection device according to claim 3, characterized in that: A pulling button (260a) is fixed to the outer end of the insertion rod (260).

5. The steering system output shaft coaxiality detection device according to claim 1, characterized in that: A limiting plate (150) is fixed on the fixing seat (130), and when the detector base (110) is fully inserted into the output shaft, the output shaft just contacts the limiting plate (150).

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