CN211373412U

CN211373412U - Wheel support comprehensive testing fixture

Info

Publication number: CN211373412U
Application number: CN202020204244.2U
Authority: CN
Inventors: 缪晓慧
Original assignee: Wuxi Fuerwo Precision Technology Co ltd
Current assignee: Wuxi Fuerwo Precision Technology Co ltd
Priority date: 2020-02-24
Filing date: 2020-02-24
Publication date: 2020-08-28
Anticipated expiration: 2030-02-24

Abstract

The utility model relates to a wheel support comprehensive testing fixture; the method is characterized in that: the comprehensive detection tool is arranged on the bottom plate; the comprehensive checking fixture comprises a reference platform for placing a wheel support, a main positioning device for pressing the wheel support, a secondary positioning device for propping against the wheel support, a first detection device for detecting the position of the wheel support close to the main positioning device, a second detection device for detecting the position of the wheel support close to the secondary positioning device, a third detection device for detecting the position above the wheel support, a fourth detection device for detecting the position of the wheel support far away from the secondary positioning device and a supporting device for supporting the wheel support; the supporting device is arranged around the reference table; the fourth detection device is movably arranged on the bottom plate. The problem of the numerous detection time length inefficiency of quantity of wheel support machined hole that current scheme caused, the position dispersion of wheel support machined hole need be measured wheel support removal repeatedly and have reduced measurement accuracy and can't influence the testing result with the firm fixed of wheel support in the wheel support measurement process is solved.

Description

Wheel support comprehensive testing fixture

Technical Field

The utility model relates to an utensil is examined to the work piece, concretely relates to utensil is examined to wheel support is synthesized.

Background

Generally, as a large country for keeping a large number of automobiles in China, the demand of China for automobiles is always high. In order to meet the huge demand, automobile manufacturers are also constantly innovating technology. High technology, high quality and high efficiency are the goals that are constantly pursued by the automotive industry. The market has the problem of making a lot of defects on the quality of domestic automobiles, and how to ensure the quality of domestic automobiles is always pursued by domestic automobile enterprises. The detection of the parts is an important ring for ensuring the quality of the parts.

The wheel support is one of key parts in an automobile chassis, and plays a main role in bearing external load in the normal running process of an automobile so as to ensure the safe and stable running of the automobile. The wheel support has higher requirements on the machining quality in the production process of the wheel support, and particularly has higher requirements on the position and the size of a machining hole of the wheel support.

In the existing scheme, a three-coordinate measuring instrument is adopted to detect the machining hole of the wheel support. Such a solution has the following problems: (1) the number of the machining holes of the wheel support is large, the detection time is long, and the efficiency is low; (2) the positions of the wheel support machining holes are dispersed, the wheel support needs to be moved repeatedly for measurement, and the measurement precision is reduced; (3) the wheel support cannot be firmly fixed in the wheel support measuring process, and the detection result is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a wheel support is synthesized and is examined utensil to solve among the prior art the position dispersion in a large number of detection time length inefficiency of the quantity of wheel support machined hole, wheel support machined hole need with the wheel support remove repeatedly and measure and reduce measurement accuracy and wheel support measurement in-process can't be with the firm fixed influence testing result scheduling problem of wheel support.

The utility model discloses the technical scheme who adopts as follows:

a wheel support comprehensive testing fixture;

the comprehensive detection tool is arranged on the bottom plate; the comprehensive checking fixture comprises a reference table for placing the wheel support, a main positioning device for pressing the wheel support, a secondary positioning device for propping against the wheel support, a first detection device for detecting the position of the wheel support close to the main positioning device, a second detection device for detecting the position of the wheel support close to the secondary positioning device, a third detection device for detecting the position above the wheel support, a fourth detection device for detecting the position of the wheel support far away from the secondary positioning device and a supporting device for supporting the wheel support; the supporting device is arranged around the reference table; the fourth detection device is movably arranged on the bottom plate.

The further technical scheme is as follows: the main positioning device comprises a first handle, a first boss, a first bracket connected to the first boss in a swinging mode and a positioning disc pressing the wheel bracket; the positioning disc is arranged at one end of the first support close to the wheel support; the first handle drives the first support and the positioning disc to swing along the first boss.

The further technical scheme is as follows: the secondary positioning device comprises a second boss arranged on the bottom plate and a positioning pin which is propped against the wheel bracket; the positioning pin is in threaded connection with the second boss and screwed in or out along the second boss; one end of the positioning pin, which is close to the wheel support, is embedded into the wheel support.

The further technical scheme is as follows: the first detection device comprises a third boss arranged on the bottom plate and a first detection pin for detecting the position degree of the wheel support hole; the first detection pin is in threaded connection with the third boss, and the first detection pin is screwed in or out along the third boss; one end of the first detection pin, which is close to the wheel support, is embedded into the wheel support.

The further technical scheme is as follows: the second detection devices are symmetrically arranged at two sides of the wheel bracket; the second detection device comprises a fourth boss arranged on the bottom plate and a second detection pin for detecting the position degree of the wheel support hole; the second detection pin is in threaded connection with the fourth boss and is screwed in or out along the fourth boss; one end, close to the wheel support, of the second detection pin is embedded into the wheel support.

The further technical scheme is as follows: the third detection device comprises a fifth boss arranged on the bottom plate, a turning plate connected to the fifth boss in a swinging mode, a third detection pin for detecting the position degree of the wheel support hole and a second handle for pressing the turning plate; the third detection pin is in threaded connection with the turning plate and screwed in or out along the turning plate; one end, close to the wheel bracket, of the third detection pin is embedded into the wheel bracket; the second handle is mounted on the fifth boss.

The further technical scheme is as follows: a moving platform is arranged on the bottom plate, and the fourth detection device is movably arranged on the moving platform; the fourth detection device comprises a third handle and a moving plate movably arranged on the moving table; a first measuring meter, a second measuring meter and a third measuring meter which are horizontally arranged from front to back are respectively and vertically arranged on the movable plate; the third handle drives the mobile station, the first measuring meter, the second measuring meter and the third measuring meter to move along the mobile station.

The further technical scheme is as follows: an elastic tensioning pin is arranged in a processing hole of the wheel bracket; the first gauge, the second gauge and the third gauge detect the outer surface of the elastic tensioning pin.

The further technical scheme is as follows: the supporting device comprises a fourth handle, a sleeve seat arranged on the bottom plate 9 and a mandril for supporting the wheel bracket; the fourth handle drives the ejector rod to move along the sleeve seat.

The utility model has the advantages as follows: the utility model discloses a wheel support is synthesized and is examined utensil and adopt main positioner and inferior positioner to realize fixed to the wheel support. The detection pin is adopted to realize the rapid detection of the wheel support machining hole. The wheel support comprehensive testing fixture has the following effects: (1) the main positioning device and the secondary positioning device realize firm fixation of the wheel bracket, and the accuracy of a measuring result is ensured; (2) the wheel bracket is stably supported by the supporting device, so that the shaking of the wheel bracket is avoided; (3) the detection can be finished by screwing the detection pin, and the measuring meter is adopted to measure the machined hole, so that the detection time is shortened, and the detection efficiency is improved; (4) the detection devices are positioned at different positions of the bottom plate, and can measure the processing holes at different positions on the wheel bracket; (5) the detection of all the machining holes can be completed by the comprehensive detection tool through one-time clamping, the repeated clamping of the wheel support is avoided, and the measurement precision is improved.

Drawings

Figure 1 is the clamping structure schematic diagram of the utility model.

Fig. 2 is a schematic structural diagram of the main positioning device of the present invention.

Fig. 3 is a schematic structural view of the secondary positioning device of the present invention.

Fig. 4 is a schematic side view of the first detecting device of the present invention.

Fig. 5 is a schematic structural view of the second detection pin of the present invention.

Fig. 6 is a schematic structural diagram of the third detecting device of the present invention.

Fig. 7 is a schematic structural diagram of a fourth detecting device according to the present invention.

Fig. 8 is a schematic structural view of the supporting device of the present invention.

In the figure: 1. a reference table; 2. a primary positioning device; 21. a first boss; 22. a first bracket; 23. positioning a plate; 24. a first handle; 3. a secondary positioning device; 31. a second boss; 32. positioning pins; 4. a first detection device; 41. a third boss; 42. a first detection pin; 5. a second detection device; 51. a fourth boss; 52. a second detection pin; 6. a third detection device; 61. a fifth boss; 62. turning over a plate; 63. a third detection pin; 64. a second handle; 7. a fourth detection device; 71. a third handle; 72. moving the plate; 73. an elastic tensioning pin; 8. a support device; 81. a sleeve seat; 82. a top rod; 83. a fourth handle; 9. a base plate; 91. a mobile station.

Detailed Description

The following describes a specific embodiment of the present embodiment with reference to the drawings.

Figure 1 is the clamping structure schematic diagram of the utility model. Fig. 2 is a schematic structural diagram of the main positioning device of the present invention. Fig. 3 is a schematic structural view of the secondary positioning device of the present invention. Fig. 4 is a schematic side view of the first detecting device of the present invention. Fig. 5 is a schematic structural view of the second detection pin of the present invention. Fig. 6 is a schematic structural diagram of the third detecting device of the present invention. Fig. 7 is a schematic structural diagram of a fourth detecting device according to the present invention. Fig. 8 is a schematic structural view of the supporting device of the present invention. With reference to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8, the utility model discloses a wheel support comprehensive testing fixture. The direction of X does in the picture the utility model discloses clamping structure schematic diagram's front end, the direction of Y does in the picture the utility model discloses clamping structure schematic diagram's right-hand member.

The wheel support comprehensive checking fixture is arranged on the bottom plate 9; the wheel support comprehensive detection tool comprises a reference platform 1 for placing a wheel support, a main positioning device 2 for pressing the wheel support, a secondary positioning device 3 for propping against the wheel support, a first detection device 4 for detecting the position of the wheel support close to the main positioning device 2, a second detection device 5 for detecting the position of the wheel support close to the secondary positioning device 3, a third detection device 6 for detecting the position above the wheel support, a fourth detection device 7 for detecting the position of the wheel support far away from the secondary positioning device 3 and a supporting device 8 for supporting the wheel support. The support means 8 is arranged around the reference table 1. The fourth detection device 7 is movably mounted on the bottom plate 9.

Preferably, the bottom plate 9 is rectangular. Preferably, the bottom plate 9 is a straight plate. The wheel support is arranged at the upper end of the bottom plate 9 in a comprehensive detection way.

Preferably, the reference table 1 is rectangular. Preferably, the reference table 1 is a straight plate. The reference table 1 is installed at an intermediate position of the upper end of the base plate 9. The lower surface of the reference table 1 is attached to the upper surface of the base plate 9.

The wheel support is placed on the reference table 1, and the reference table 1 is attached to the lower surface of the wheel support. The wheel support can be horizontally placed through the reference table 1.

The support device 8 comprises a fourth handle 83, a socket 81 mounted on the bottom plate 9 and a push rod 82 for supporting the wheel bracket. The fourth handle 83 drives the push rod 82 to move along the sleeve seat 81.

Preferably, the support means 8 are plural. The support means 8 is provided at the upper end of the base plate 9. The sleeve seat 81 is fixedly arranged at the upper end of the bottom plate 9, and the lower end of the sleeve seat 81 is connected with the upper end of the bottom plate 9. The push rod 82 is movably disposed in the socket 81. The fourth handle 83 passes through the socket 81, and the fourth handle 83 is connected with the outer surface of the push rod 82. The fourth handle 83 drives the push rod 82 to move up and down along the sleeve seat 81.

When the wheel support is installed, the fourth handle 83 drives the ejector rod 82 to move upwards along the sleeve seat 81, the ejector rod 82 is close to the wheel support, and the lower end of the wheel support is supported by the ejector rod 82. When the wheel support is disassembled, the fourth handle 83 drives the ejector rod 82 to move downwards along the sleeve seat 81, the ejector rod 82 is far away from the wheel support, and the lower end of the wheel support is not supported by the ejector rod 82 any more.

The lower end of the wheel support can be stably supported through the supporting device 8, and the supporting device 8 ensures that the wheel support can be stably placed.

The main positioning device 2 comprises a first handle 24, a first boss 21, a first bracket 22 connected to the first boss 21 in a swinging mode, and a positioning disc 23 pressing the wheel bracket. A puck 23 is disposed at an end of the first support 22 adjacent the wheel support. The first handle 24 drives the first bracket 22 and the positioning plate 23 to swing along the first boss 21.

A first boss 21 is provided at the upper end of the base plate 9. The first boss 21 is fixedly installed at the upper end of the bottom plate 9, and the lower end of the first boss 21 is connected with the upper end of the bottom plate 9. The rear end of the first bracket 22 is connected to the upper end of the first boss 21. The front end of the first bracket 22 is connected to the upper end of the positioning plate 23. The first handle 24 is provided at an upper end of the first boss 21.

When the wheel bracket is installed, the first handle 24 drives the first bracket 22 and the positioning disc 23 to swing forwards along the upper end of the first boss 21. The positioning plate 23 is close to the wheel support, and the positioning plate 23 presses the upper end of the wheel support. When the wheel bracket is disassembled, the first handle 24 drives the first bracket 22 and the positioning disc 23 to swing backwards along the upper end of the first boss 21. The positioning plate 23 is away from the wheel carrier and the positioning plate 23 no longer presses the upper end of the wheel carrier. The upper end of the wheel support is pressed through the main positioning device 2, so that the lower surface of the wheel support is completely attached to the upper surface of the reference table 1.

The secondary alignment means 3 comprises a second boss 31 mounted on the base plate 9 and an alignment pin 32 which bears against the wheel carrier. The positioning pin 32 is screwed on the second boss 31, and the positioning pin 32 is screwed in or out along the second boss 31. One end of the locating pin 32 near the wheel bracket is embedded in the wheel bracket.

Preferably, there are two positioning pins 32. The secondary positioning device 3 is arranged at the left end of the bottom plate 9. The second boss 31 is fixedly installed at the left side of the upper end of the base plate 9. The lower end of the second boss 31 is connected to the upper end of the base plate 9. The positioning pin 32 moves left and right along the second boss 31. The right end of the positioning pin 32 is embedded in the left end of the wheel carrier.

When the wheel support is installed, the positioning pin 32 is screwed clockwise, and the positioning pin 32 is screwed in. The positioning pin 32 moves rightward along the second boss 31, and the positioning pin 32 is fitted into the wheel carrier. When the wheel support is disassembled, the positioning pin 32 is screwed anticlockwise, and the positioning pin 32 is screwed out. The positioning pin 32 moves leftward along the second boss 31, and the positioning pin 32 is no longer embedded in the wheel carrier.

The left end of the wheel support is supported by the two positioning pins 32, so that the stability of the left end of the wheel support is ensured. The positioning pin 32 is screwed on the second boss 31, and the positioning pin 32 can be quickly screwed. The screw connection is adopted, so that the positioning pin 32 can be stably moved.

The wheel support is stably supported through the supporting device 8, and the wheel support cannot shake during detection. The main positioning device 2 and the secondary positioning device 3 can firmly fix the wheel support, so that the detection accuracy is ensured.

The second detection devices 5 are symmetrically arranged on two sides of the wheel bracket. The second detecting device 5 includes a fourth boss 51 mounted on the base plate 9 and a second detecting pin 52 that detects the positional accuracy of the wheel carrier hole. The second detecting pin 52 is screwed to the fourth boss 51, and the second detecting pin 52 is screwed in or out along the fourth boss 51. One end of the second detecting pin 52 near the wheel bracket is embedded in the wheel bracket.

Preferably, there are two second detection means 5. The second detection devices 5 are respectively and symmetrically arranged on the front side and the rear side of the wheel support. The second detecting device 5 is disposed at the left end of the bottom plate 9. The fourth boss 51 is fixedly installed at the left side of the upper end of the base plate 9. The lower end of the fourth boss 51 is connected to the upper end of the base plate 9. The second detection pin 52 approaches or departs from the wheel carrier along the fourth boss 51. The inner end of the second detection pin 52 is embedded in the wheel bracket.

When the wheel carrier is to be inspected, the second inspection pin 52 is screwed clockwise to screw the second inspection pin 52 in. The second detecting pin 52 moves inward along the fourth boss 51, and the second detecting pin 52 is fitted into the wheel carrier. After the wheel support detection is completed, the second detection pin 52 is screwed counterclockwise, and the second detection pin 52 is screwed out. The second detecting pin 52 moves outward along the fourth boss 51, and the second detecting pin 52 is no longer embedded in the wheel carrier.

The front side and the rear side of the left end of the wheel support are provided with processing holes, and the position degree of the wheel support holes can be accurately detected through the second detection pins 52. The second detection pin 52 is screwed to realize rapid measurement, so that the measurement time is saved, and the measurement efficiency is improved.

The first detecting device 4 includes a third boss 41 mounted on the base plate 9 and a first detecting pin 42 that detects the positional accuracy of the wheel carrier hole. The first detection pin 42 is screwed to the third boss 41, and the first detection pin 42 is screwed in or out along the third boss 41. One end of the first detection pin 42 near the wheel bracket is embedded in the wheel bracket.

Preferably, there are two first sensing pins 42. The first detection device 4 is disposed at the front end of the bottom plate 9. The third boss 41 is fixedly mounted on the front end of the upper surface of the base plate 9. The lower end of the third boss 41 is connected to the upper end of the base plate 9. The first detection pin 42 approaches or departs from the wheel carrier along the third boss 41. The rear end of the first detection pin 42 is embedded in the wheel carrier. The first detection pins 42 are juxtaposed on the third bosses 41.

When the wheel carrier is to be inspected, the first inspection pin 42 is screwed clockwise to screw the first inspection pin 42 in. The first detection pin 42 moves rearward along the third boss 41, and the first detection pin 42 is fitted into the wheel carrier. After the wheel support detection is completed, the first detection pin 42 is screwed counterclockwise, and the first detection pin 42 is screwed out. The first detection pin 42 moves forward along the third boss 41, and the first detection pin 42 is no longer embedded in the wheel carrier.

Two processing holes are arranged at the front end of the wheel bracket. The wheel carrier hole position degree can be accurately detected by the first detecting pin 42. The rapid measurement can be realized by screwing the first detection pin 42, so that the measurement time is saved, and the measurement efficiency is improved.

The third detection device 6 comprises a fifth boss 61 arranged on the bottom plate 9, a turning plate 62 connected to the fifth boss 61 in a swinging mode, a third detection pin 63 for detecting the position degree of the wheel bracket hole and a second handle 64 for pressing the turning plate 62. The third detecting pin 63 is screwed to the flap 62, and the third detecting pin 63 is screwed in or out along the flap 62. One end of the third detection pin 63 near the wheel bracket is embedded in the wheel bracket. The second handle 64 is mounted on the fifth boss 61.

Preferably, there are two third detection pins 63. The third detecting device 6 is disposed on the bottom plate 9, and the third detecting device 6 is located between the first detecting device 4 and the second detecting device 5. The fifth boss 61 is fixedly mounted on the upper surface of the base plate 9. The lower end of the fifth boss 61 is connected to the upper end of the base plate 9. The front end of the turning plate 62 is connected with the upper end of the fifth boss 61 in a swinging mode. A third detection pin 63 is screwed to the rear end of the flap 62. A second handle 64 is mounted on the upper end of the fifth boss 61, and the second handle 64 presses down the front end of the flap 62.

When the wheel bracket is detected, the third detection pin 63 and the turning plate 62 swing backwards along the fifth boss 61, and the second handle 64 presses the turning plate 62 downwards. The third detection pin 63 is screwed clockwise to screw the third detection pin 63 in. The third detection pin 63 moves downward along the flap 62, and the third detection pin 63 is embedded in the wheel bracket. After the wheel support detection is completed, the third detection pin 63 is screwed counterclockwise, and the third detection pin 63 is screwed out. The third detection pin 63 moves upward along the flap 62, and the third detection pin 63 no longer engages in the wheel carrier.

Two processing holes are formed in the upper surface of the wheel support. The wheel carrier hole position degree can be accurately detected by the third detecting pin 63. The rapid measurement can be realized by screwing the third detection pin 63, and the measurement time is saved. The third detection pin 63 can be quickly close to the machining hole of the wheel support through the turnover plate 62 in swing connection, and the measurement efficiency is improved.

The bottom plate 9 is provided with a moving table 91, and the fourth detection device 7 is movably mounted on the moving table 91. The fourth detecting means 7 includes a third handle 71 and a moving plate 72 movably mounted on the moving table 91. The moving plate 72 is respectively vertically provided with a first measuring meter, a left measuring meter, a right measuring meter, a second measuring meter and a third measuring meter which are horizontally arranged from front to back. The third handle 71 drives the moving stage 91, the first meter, the second meter and the third meter to move along the moving stage 91.

The movable stage 91 is provided at the right end of the upper surface of the base plate 9. Preferably, there are three mobile stations 91. The fourth detecting means 7 is movably mounted on the upper end of the moving table 91. The fourth detecting means 7 moves left and right along the moving table 91. When the fourth detecting device 7 moves leftward along the moving stage 91, the fourth detecting device 7 approaches the wheel carriage. When the fourth detecting device 7 moves rightward along the moving stage 91, the fourth detecting device 7 moves away from the wheel carriage.

Preferably, there are three fourth detection devices 7. Preferably, the first measuring instrument is a dial indicator. Preferably, the second measuring instrument is a dial indicator. Preferably, the third measuring instrument is a dial indicator. The moving plate 72 is movably mounted on an upper end of the moving table 91. The third handle 71 is connected to the right end of the moving plate 72.

The first measuring meter is a dial indicator, and the selection of the model of the dial indicator belongs to common knowledge. The skilled person can choose the type of the dial indicator to be 2046SB-10, for example, according to the working condition of the device.

The second measuring meter is a dial indicator, and the selection of the model of the dial indicator belongs to common knowledge. The skilled person can choose the type of the dial indicator to be 2046SB-10, for example, according to the working condition of the device.

The third measuring meter is a dial indicator, and the selection of the model of the dial indicator belongs to common knowledge. The skilled person can choose the type of the dial indicator to be 2046SB-10, for example, according to the working condition of the device.

Three processing holes are arranged at the right end of the wheel bracket. The fourth detection device 7 cannot directly measure the numerical value of the machining hole at the right end of the wheel support. Before the measurement of the fourth detecting device 7, the elastic tensioning pin 73 needs to be installed in the right end processing hole of the wheel bracket.

An elastic tensioning pin 73 is arranged in the processing hole of the wheel bracket. The first gauge, the second gauge and the third gauge detect the outer surface of the elastic tensioning pin 73.

The left end of the elastic tensioning pin 73 is embedded in the wheel bracket. The right end of the elastic tensioning pin 73 is the measuring end of the elastic tensioning pin 73. The first gauge, the second gauge and the third gauge detect the outer surface of the right end of the elastic tensioning pin 73.

The first measuring meter detects the vertical dimension of the elastic tensioning pin 73, and the vertical dimension of the machining hole at the right end of the wheel support is obtained through the vertical dimension of the elastic tensioning pin 73. The third gauge detects the size of the elastic tensioning pin 73 in the front-back direction, and the size of the machining hole at the right end of the wheel support in the front-back direction is obtained through the size of the elastic tensioning pin 73 in the front-back direction. The second measuring meter detects the end face of the right end of the elastic tensioning pin 73, and the position size of the machining hole in the right end of the wheel support is obtained through the size of the end face of the elastic tensioning pin 73.

When the wheel support is detected, the third handle 71 drives the moving table 91, the first measuring meter, the second measuring meter and the third measuring meter to move leftward along the moving table 91. The first gauge, the second gauge and the third gauge detect the right end of the elastic tensioning pin 73. After the wheel support detection is completed, the third handle 71 drives the moving table 91, the first measuring meter, the second measuring meter and the third measuring meter to move rightwards along the moving table 91. The first gauge, the second gauge and the third gauge no longer detect the right end of the elastic tensioning pin 73.

The right end machining hole of the wheel support can be accurately detected through the elastic tensioning pin 73. The first measuring meter, the second measuring meter and the third measuring meter can be moved rapidly through the third handle 71, and the measuring efficiency is improved.

In the present embodiment, the bottom plate 9 is described as a straight plate, but the present invention is not limited thereto, and may be another bottom plate within a range capable of functioning.

In the present embodiment, the reference table 1 is described as a straight plate, but the reference table is not limited thereto, and may be another reference table within a range capable of functioning.

In the present embodiment, the first meter described is a dial meter, but the present invention is not limited thereto, and may be another meter within a range in which the function thereof can be exhibited.

In the present embodiment, the second meter is described as a dial meter, but the second meter is not limited to this, and may be another meter within a range in which the second meter can function.

In the present embodiment, the third meter is described as a dial meter, but the third meter is not limited to this, and may be another meter within a range in which the third meter can function.

In the present specification, terms such as "rectangular" are used, and these terms are not exactly "rectangular" and may be in a state of "substantially rectangular" within a range in which the functions thereof can be exhibited.

In the present specification, the number of "plural", "two", and "three" are used, but the number is not limited thereto, and may be other numbers within a range where the functions thereof can be exerted.

In the description of the embodiments of the present invention, it should be further noted that unless explicitly stated or limited otherwise, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made without departing from the basic structure of the invention.

Claims

1. The utility model provides a wheel support synthesizes and examines utensil which characterized in that: the comprehensive detection tool is arranged on the bottom plate (9); the comprehensive inspection tool comprises a reference table (1) for placing the wheel support, a main positioning device (2) for pressing the wheel support, a secondary positioning device (3) for propping against the wheel support, a first detection device (4) for detecting the position of the wheel support close to the main positioning device (2), a second detection device (5) for detecting the position of the wheel support close to the secondary positioning device (3), a third detection device (6) for detecting the position above the wheel support, a fourth detection device (7) for detecting the position of the wheel support far away from the secondary positioning device (3) and a supporting device (8) for supporting the wheel support; the supporting device (8) is arranged around the reference table (1); the fourth detection device (7) is movably arranged on the bottom plate (9).

2. The wheel bracket comprehensive testing fixture of claim 1, characterized in that: the main positioning device (2) comprises a first handle (24), a first boss (21), a first support (22) connected to the first boss (21) in a swinging mode and a positioning disc (23) pressing the wheel support; the positioning disc (23) is arranged at one end of the first bracket (22) close to the wheel bracket; the first handle (24) drives the first support (22) and the positioning disc (23) to swing along the first boss (21).

3. The wheel bracket comprehensive testing fixture of claim 1, characterized in that: the secondary positioning device (3) comprises a second boss (31) arranged on the bottom plate (9) and a positioning pin (32) which is propped against the wheel support; the positioning pin (32) is in threaded connection with the second boss (31), and the positioning pin (32) is screwed in or out along the second boss (31); one end of the positioning pin (32) close to the wheel bracket is embedded in the wheel bracket.

4. The wheel bracket comprehensive testing fixture of claim 1, characterized in that: the first detection device (4) comprises a third boss (41) arranged on the bottom plate (9) and a first detection pin (42) for detecting the position degree of the wheel support hole; the first detection pin (42) is in threaded connection with the third boss (41), and the first detection pin (42) is screwed in or out along the third boss (41); one end, close to the wheel bracket, of the first detection pin (42) is embedded in the wheel bracket.

5. The wheel bracket comprehensive testing fixture of claim 1, characterized in that: the second detection devices (5) are symmetrically arranged at two sides of the wheel bracket; the second detection device (5) comprises a fourth boss (51) arranged on the bottom plate (9) and a second detection pin (52) for detecting the position degree of the wheel support hole; the second detection pin (52) is in threaded connection with the fourth boss (51), and the second detection pin (52) is screwed in or out along the fourth boss (51); one end of the second detection pin (52) close to the wheel bracket is embedded in the wheel bracket.

6. The wheel bracket comprehensive testing fixture of claim 1, characterized in that: the third detection device (6) comprises a fifth boss (61) arranged on the bottom plate (9), a turning plate (62) connected to the fifth boss (61) in a swinging mode, a third detection pin (63) for detecting the position degree of the wheel support hole and a second handle (64) for pressing the turning plate (62); the third detection pin (63) is in threaded connection with the turning plate (62), and the third detection pin (63) is screwed in or out along the turning plate (62); one end, close to the wheel bracket, of the third detection pin (63) is embedded into the wheel bracket; the second handle (64) is mounted on the fifth boss (61).

7. The wheel bracket comprehensive testing fixture of claim 1, characterized in that: a moving table (91) is arranged on the bottom plate (9), and the fourth detection device (7) is movably arranged on the moving table (91); the fourth detection device (7) comprises a third handle (71) and a moving plate (72) movably mounted on the moving table (91); a first measuring meter, a second measuring meter and a third measuring meter which are horizontally arranged from front to back are respectively and vertically arranged on the moving plate (72); the third handle (71) drives the mobile station (91), the first measuring meter, the second measuring meter and the third measuring meter to move along the mobile station (91).

8. The wheel carrier is examined utensil comprehensively of claim 7, characterized in that: an elastic tensioning pin (73) is arranged in the processing hole of the wheel bracket; the first gauge, the second gauge and the third gauge detect the outer surface of the elastic tensioning pin (73).

9. The wheel bracket comprehensive testing fixture of claim 1, characterized in that: the supporting device (8) comprises a fourth handle (83), a sleeve seat (81) arranged on the bottom plate (9) and a mandril (82) supporting the wheel bracket; the fourth handle (83) drives the ejector rod (82) to move along the sleeve seat (81).