Automobile column tube inspection tool

Abstract

The present invention belongs to the technical field of vehicle column tube measurement, and in particular, relates to an automobile column tube inspection tool, comprising a back plate and two brackets, the brackets are in an inverted T shape and are fixed to the back sides of the back plate, and are characterized in that a threaded sleeve with a sleeve placed vertically is fixedly provided on the upper end of the back plate, a screw plug gauge engaged with the sleeve is provided in the threaded sleeve, two first detection components are also mirrored on the front side of the back plate below the threaded sleeve, two second detection components are mirrored on the front side of the back plate below the two first detection components, a support plate is fixedly provided on the bottom plate below the second detection component, and a fourth plug gauge is fixedly provided on the support plate. The present invention has the advantages of simple structure, convenient clamping, rapid detection, and detection of through holes of different sizes and shapes.

Description

Technical Field

[0001] The invention belongs to the technical field of vehicle column tube measurement, and in particular relates to an automobile column tube inspection tool. Background Art

[0002] At present, my country's annual automobile production and sales volume ranks first in the world. In recent years, the production and sales volume has reached more than 25 million vehicles. Therefore, the consumption of automobile column tubes is very large. Since there are multiple through holes of different shapes and sizes at different positions on the automobile column tube, it brings great inconvenience to the detection.

[0003] In the prior art, for example, the application No. 201210104889.9 discloses a detection tool for detecting the size of a steering column guard of an automobile. The tool comprises a rectangular back plate, a detection body is provided on one side of the length direction of the back plate, the detection body is an inverted L-shaped vertical plate, three plug holes are symmetrically and evenly opened on both sides of the other side of the length direction of the back plate, and plugs A, B and C are respectively inserted into the symmetrical plug holes on both sides; a height detection block is provided on the upper part of the detection body.

[0004] The above-mentioned prior art has the following drawbacks: it is unable to detect the through holes on the circumferential surface of the column tube. Summary of the invention

[0005] To solve the above problems, the purpose of the present invention is to disclose an automobile column tube inspection fixture, which is implemented by adopting the following technical solutions.

[0006] A vehicle column tube inspection fixture comprises a back plate and two brackets, the brackets are in an inverted T shape and are fixed to the back sides of the back plate, characterized in that a threaded sleeve is fixedly provided at the upper end of the front side of the back plate with a sleeve placed vertically, a screw plug gauge is provided in the threaded sleeve and meshed with the sleeve, the screw plug gauge is composed of a threaded column, a third limiting component located at the upper end of the threaded column, a knob located at the upper end of the third limiting component, a fourth limiting component located at the lower end of the threaded column and a third plug gauge body located at the lower end of the fourth limiting component, two first detection components are also mirrored on the front side of the back plate on both sides below the threaded sleeve, the first detection component is composed of a first mounting component, a first carrier, a first limiting component and a first plug gauge body, the first mounting component is fixed to the back plate, the first carrier is perpendicular to the first mounting component, and the first carrier is provided with a The first through hole, the first limiting component and the first plug gauge body are fixedly connected, the outer diameter of the first limiting component is larger than the outer diameters of the first plug gauge body and the first through hole, the first plug gauge body passes through the first through hole, and the two are clearance fit, two second detection components are mirrored on the front side of the back plate below the two first detection components, the second detection component is composed of a second mounting component, a connecting component, a second carrier, a second limiting component and a second plug gauge body, the second mounting component is fixed on the back plate, and the two are connected by a connecting component, a second through hole is provided on the second carrier, the second limiting component is fixedly connected with the second plug gauge body, the second plug gauge body passes through the second through hole, and the two are clearance fit, a support plate is fixedly provided on the back plate below the second detection component, and a fourth plug gauge is fixedly provided on the support plate.

[0007] The above-mentioned automobile column tube inspection fixture can quickly fix and quickly test the apertures of various through holes that need to be tested on the column tube by presetting the screw plug gauge, the first detection component, the second detection component and the fourth plug gauge on the back plate. It is convenient and fast and can perform rapid inspection of large quantities of workpieces.

[0008] The above-mentioned automobile column tube inspection fixture is characterized in that the cross section of the first through hole is circular, the cross section of the first plug gauge body is circular, and the outer diameter of the second limiting component is larger than the outer diameters of the second plug gauge body and the second through hole.

[0009] The above-mentioned automobile column tube inspection fixture is characterized in that the cross-section of the first through hole is an annular racetrack shape, the cross-section of the first plug gauge body is an annular racetrack shape, and the outer diameter of the second limiting component is larger than the outer diameters of the second plug gauge body and the second through hole.

[0010] The automobile column tube inspection fixture described above can test sliding holes of different shapes and sizes simply by replacing the first inspection component, and is easy to use.

[0011] The above-mentioned automobile column tube inspection fixture is characterized in that the angle between the second mounting component and the second carrier is less than degrees.

[0012] The above-mentioned automobile column tube inspection fixture is characterized in that the second mounting component and the connecting component, the second carrier and the connecting component are fixedly connected and formed in one piece.

[0013] The above-mentioned automobile column tube inspection fixture is characterized in that the second mounting component and the connecting component are fixedly connected, and the second carrier and the connecting component are pivotally connected.

[0014] In the above-mentioned automobile column tube inspection fixture, the second carrier is pivotally connected to the connecting component, and the through holes located at different positions on the cylindrical surface of the column tube can be tested by rotating the second carrier without replacing different second detection components, which is fast and convenient.

[0015] The above-mentioned automobile column tube inspection fixture is characterized in that the screw plug gauge and the fourth plug gauge are located on the same axis.

[0016] The above-mentioned automobile column tube inspection fixture is characterized in that the distance between the two first detection components is smaller than the outer diameter of the fourth limiting component.

[0017] The above-mentioned automobile column tube inspection fixture is characterized in that the outer diameter of the third limiting component is larger than the inner diameter of the sleeve of the threaded sleeve.

[0018] Therefore, the present invention has the beneficial effects of simple structure, convenient clamping, rapid detection, and ability to detect through holes of different sizes and shapes. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of Example 1 of the present invention.

[0020] Figure 2 This is the front view of embodiment 1 of the present invention.

[0021] Figure 3 This is a schematic diagram of the three-dimensional structure of the first detection component of Example 1 of the present invention.

[0022] Figure 4 This is a schematic diagram of the three-dimensional structure of the second detection component of Example 1 of the present invention.

[0023] Figure 5 This is a schematic diagram of the three-dimensional structure of the screw plug gauge according to Example 1 of the present invention.

[0024] Figure 6 This is a schematic diagram of the three-dimensional structure of the first detection component of Example 2 of the present invention.

[0025] Figure 7 This is a schematic diagram of the three-dimensional structure of the second detection component of Example 3 of the present invention.

[0026] Figure 8It is a schematic diagram of the three-dimensional structure of the column tube to be detected in Example 2 of the present invention.

[0027] In the figure: 1. back plate, 2. threaded sleeve, 3. screw plug gauge, 31. knob, 32. third limiting component, 33. threaded column, 34. fourth limiting component, 35. third plug gauge body, 4. first detection component, 41. first mounting component, 42. first carrier, 43. first limiting component, 44. first plug gauge body, 5. second detection component, 51. second mounting component, 52. connecting component, 53. second carrier, 54. second limiting component, 55. second plug gauge body, 6. fourth plug gauge, 7. bracket, 81. shaft hole, 82. sliding hole, 83. connecting hole. DETAILED DESCRIPTION Example 1

[0028] Please see Figures 1 to 5 , and refer to Figure 8A vehicle column tube inspection fixture, comprising a back plate 1 and two brackets 7, the brackets 7 are in an inverted T shape and are fixed to the back sides of the back plate 1, characterized in that a threaded sleeve 2 with a sleeve placed vertically is fixedly provided at the upper end of the front side of the back plate 1, and a screw plug gauge 3 meshed with the threaded sleeve 2 is provided in the threaded sleeve 2, and the screw plug gauge 3 is composed of a threaded column 33, a third limiting component 32 located at the upper end of the threaded column 33, a knob 31 located at the upper end of the third limiting component 32, a fourth limiting component 34 located at the lower end of the threaded column 33, and a third plug gauge body 35 located at the lower end of the fourth limiting component 34, and the two lower ends of the threaded sleeve 2 are fixedly provided with a threaded sleeve 2, wherein the threaded sleeve 2 is provided with a screw plug gauge 3 meshed with the screw plug gauge 3, and the screw plug gauge 3 is composed of a threaded column 33, a third limiting component 32 located at the upper end of the threaded column 33, a knob 31 located at the upper end of the third limiting component 32, a fourth limiting component 34 located at the lower end of the threaded column 33, and a third plug gauge body 35 located at the lower end of the fourth limiting component 34. The front side of the back plate 1 is also mirror-imaged with two first detection components 4, the first detection component 4 is composed of a first mounting component 41, a first carrier 42, a first limiting component 43 and a first plug gauge body 44, the first mounting component 41 is fixed on the back plate 1, the first carrier 42 is perpendicular to the first mounting component 41, a first through hole is provided on the first carrier 42, the cross section of the first through hole is circular, the first limiting component 43 is fixedly connected to the first plug gauge body 44, the cross section of the first plug gauge body 44 is circular, and the outer diameter of the first limiting component 43 is larger than that of the first plug gauge body 4 4 and the outer diameter of the first through hole, the first plug gauge body 44 passes through the first through hole, and the two are clearance-matched. The back plate 1 below the two first detection components 4 is mirror-imaged with two second detection components 5 on the front side, and the second detection component 5 is composed of a second mounting component 51, a connecting component 52, a second carrier 53, a second limiting component 54 and a second plug gauge body 55. The second mounting component 51 is fixed on the back plate 1, and the angle between the second mounting component 51 and the second carrier 53 is less than 90 degrees. The two are connected by the connecting component 52 and are integrally formed. The second carrier 53 is provided with A second through hole, the second limiting component 54 and the second plug gauge body 55 are fixedly connected, the outer diameter of the second limiting component 54 is larger than the outer diameter of the second plug gauge body 55 and the second through hole, the second plug gauge body 55 passes through the second through hole, and the two are clearance-matched, a support plate is fixedly provided on the back plate 1 below the second detection component 5, and a fourth plug gauge 6 is fixedly provided on the support plate, the screw plug gauge 3 and the fourth plug gauge 6 are located on the same axis, the distance between the two first detection components 4 is smaller than the outer diameter of the fourth limiting component 34, and the outer diameter of the third limiting component 32 is larger than the inner diameter of the sleeve of the threaded sleeve 2.

[0029] During measurement, the lower end of the axial hole 81 of the column tube to be measured is placed on the fourth plug gauge 6, and the knob 31 is rotated to move the screw plug gauge 3 downward. The third plug gauge body 35 enters the upper end of the axial hole 81 of the column tube, and the first plug gauge body 44 is aligned with the sliding hole 82 and pushed into the sliding hole 82. The second plug gauge body 55 is aligned with the connecting hole 83 and pushed into the connecting hole 83 to complete the measurement.

[0030] In this embodiment, by presetting the screw plug gauge 3, the first detection component 4, the second detection component 5 and the fourth plug gauge 6 on the back plate, the apertures of various through holes that need to be tested on the column tube can be quickly fixed and quickly tested, which is convenient and quick, and can be used for rapid detection of large quantities of workpieces. Example 2

[0031] Please see Figure 6 , Figure 8 , and refer to Figures 1 to 5 A vehicle column tube inspection fixture, comprising a back plate 1 and two brackets 7, the brackets 7 are in an inverted T shape and are fixed to the back sides of the back plate 1, characterized in that a threaded sleeve 2 with a sleeve placed vertically is fixedly provided at the upper end of the front side of the back plate 1, and a screw plug gauge 3 engaged with the threaded sleeve 2 is provided in the threaded sleeve 2, and the screw plug gauge 3 is composed of a threaded column 33, a third limiting component 32 located at the upper end of the threaded column 33, a knob 31 located at the upper end of the third limiting component 32, a fourth limiting component 34 located at the lower end of the threaded column 33, and a third plug gauge body 35 located at the lower end of the fourth limiting component 34, and the threaded sleeve 2 is provided on both sides below the bottom. The front side of the back plate 1 is also mirror-imaged with two first detection components 4, which are composed of a first mounting component 41, a first carrier 42, a first limiting component 43 and a first plug gauge body 44. The first mounting component 41 is fixed on the back plate 1, and the first carrier 42 is perpendicular to the first mounting component 41. A first through hole is provided on the first carrier 42, and the cross section of the first through hole is an annular runway shape. The first limiting component 43 is fixedly connected to the first plug gauge body 44, and the cross section of the first plug gauge body 44 is an annular runway shape. The outer diameter of the first limiting component 43 is larger than that of the first plug gauge body 44. The width of the body 44 and the outer diameter of the first through hole, the first plug gauge body 44 passes through the first through hole, and the two are clearance-matched. The back plate 1 below the two first detection components 4 is mirror-imaged with two second detection components 5 on the front side, and the second detection component 5 is composed of a second mounting component 51, a connecting component 52, a second carrier 53, a second limiting component 54 and a second plug gauge body 55. The second mounting component 51 is fixed on the back plate 1, and the angle between the second mounting component 51 and the second carrier 53 is less than 90 degrees. The two are connected by the connecting component 52 and are integrally formed. A second through hole is provided, the second limiting component 54 and the second plug gauge body 55 are fixedly connected, the outer diameter of the second limiting component 54 is larger than the outer diameter of the second plug gauge body 55 and the second through hole, the second plug gauge body 55 passes through the second through hole, and the two are clearance-matched, a support plate is fixedly provided on the back plate 1 below the second detection component 5, a fourth plug gauge 6 is fixedly provided on the support plate, the screw plug gauge 3 and the fourth plug gauge 6 are located on the same axis, the distance between the two first detection components 4 is smaller than the outer diameter of the fourth limiting component 34, and the outer diameter of the third limiting component 32 is larger than the inner diameter of the sleeve of the threaded sleeve 2.

[0032] During measurement, the lower end of the axial hole 81 of the column tube to be measured is placed on the fourth plug gauge 6, and the knob 31 is rotated to move the screw plug gauge 3 downward. The third plug gauge body 35 enters the upper end of the axial hole 81 of the column tube, and the first plug gauge body 44 is aligned with the sliding hole 82 and pushed into the sliding hole 82. The second plug gauge body 55 is aligned with the connecting hole 83 and pushed into the connecting hole 83 to complete the measurement.

[0033] In this embodiment, the sliding holes 82 of different shapes and sizes can be tested by simply replacing the first detection component 4, which is convenient to use. Example 3

[0034] Please see Figure 7 , and refer to Figures 1 to 5 and Figure 8A vehicle column tube inspection fixture, comprising a back plate 1 and two brackets 7, the brackets 7 are in an inverted T shape and are fixed to the back sides of the back plate 1, characterized in that a threaded sleeve 2 with a sleeve placed vertically is fixedly provided at the upper end of the front side of the back plate 1, and a screw plug gauge 3 meshed with the threaded sleeve 2 is provided in the threaded sleeve 2, and the screw plug gauge 3 is composed of a threaded column 33, a third limiting component 32 located at the upper end of the threaded column 33, a knob 31 located at the upper end of the third limiting component 32, a fourth limiting component 34 located at the lower end of the threaded column 33, and a third plug gauge body 35 located at the lower end of the fourth limiting component 34, and the front side of the back plate 1 on both sides below the threaded sleeve 2 is also Two first detection components 4 are provided in a mirror image, and the first detection component 4 is composed of a first mounting component 41, a first carrier 42, a first limiting component 43 and a first plug gauge body 44. The first mounting component 41 is fixed on the back plate 1, and the first carrier 42 is perpendicular to the first mounting component 41. A first through hole is provided on the first carrier 42, and the cross section of the first through hole is circular. The first limiting component 43 is fixedly connected to the first plug gauge body 44, and the cross section of the first plug gauge body 44 is circular. The outer diameter of the first limiting component 43 is larger than the outer diameters of the first plug gauge body 44 and the first through hole. 44 passes through the first through hole, and the two are clearance-matched. The back plate 1 below the two first detection components 4 is mirror-imaged with two second detection components 5 on the front side. The second detection component 5 is composed of a second mounting component 51, a connecting component 52, a second carrier 53, a second limiting component 54 and a second plug gauge body 55. The second mounting component 51 is fixed on the back plate 1. The angle between the second mounting component 51 and the second carrier 53 is less than 90 degrees. The two are connected by the connecting component 52. The second mounting component 51 and the connecting component 52 are fixedly connected. The second carrier 53 and the connecting component 52 are pivotally connected. A second through hole is provided on the second carrier 53, and the second limiting component 54 is fixedly connected to the second plug gauge body 55. The outer diameter of the second limiting component 54 is larger than the outer diameter of the second plug gauge body 55 and the second through hole. The second plug gauge body 55 passes through the second through hole, and the two are clearance-matched. A support plate is fixedly provided on the back plate 1 below the second detection component 5, and a fourth plug gauge 6 is fixedly provided on the support plate. The screw plug gauge 3 and the fourth plug gauge 6 are located on the same axis. The distance between the two first detection components 4 is smaller than the outer diameter of the fourth limiting component 34, and the outer diameter of the third limiting component 32 is larger than the inner diameter of the sleeve of the threaded sleeve 2.

[0035] During measurement, the lower end of the axial hole 81 of the column tube to be measured is placed on the fourth plug gauge 6, and the knob 31 is rotated to move the screw plug gauge 3 downward. The third plug gauge body 35 enters the upper end of the axial hole 81 of the column tube, and the first plug gauge body 44 is aligned with the sliding hole 82 and pushed into the sliding hole 82. The second plug gauge body 55 is aligned with the connecting hole 83 and pushed into the connecting hole 83 to complete the measurement.

[0036] In this embodiment, the second carrier 53 and the connecting component 52 are pivotally connected, and the through holes located at different positions on the cylindrical surface of the column tube can be tested by rotating the second carrier 53 without replacing different second detection components 5, which is fast and convenient.

[0037] The invention solves the problem that the through hole on the circumferential surface of the column tube cannot be detected.

[0038] The above embodiments are only preferred technical solutions of the present invention and should not be regarded as limiting the present invention. The protection scope of the present invention shall be the technical solutions recorded in the claims, including the equivalent replacement solutions of the technical features in the technical solutions recorded in the claims. That is, equivalent replacement improvements within this scope are also within the protection scope of the present invention.

Claims

1. A vehicle column tube inspection fixture, comprising a back plate (1) and two brackets (7), wherein the brackets (7) are in an inverted T-shape and are fixed to the back sides of the back plate (1), characterized in that A threaded sleeve (2) with a sleeve placed vertically is fixedly provided at the upper end of the front side of the back plate (1), a screw plug gauge (3) meshing with the threaded sleeve (2) is provided inside the threaded sleeve (2), and the screw plug gauge (3) is composed of a threaded column (33), a third limiting component (32) located at the upper end of the threaded column (33), a knob (31) located at the upper end of the third limiting component (32), a fourth limiting component (34) located at the lower end of the threaded column (33), and a third plug gauge body (35) located at the lower end of the fourth limiting component (34). Two first detection components (4) are mirror-imaged on the front of the back plate (1) on both sides below the threaded sleeve (2). The first detection component (4) is composed of a first mounting component (41), a first carrier (42), a first limiting component (43) and a first plug gauge body (44). The first mounting component (41) is fixed on the back plate (1). The first carrier (42) is perpendicular to the first mounting component (41). A first through hole is provided on the first carrier (42). The first limiting component (43) The first plug gauge body (44) is fixedly connected to the first plug gauge body (44); the outer diameter of the first limiting component (43) is larger than the outer diameters of the first plug gauge body (44) and the first through hole; the first plug gauge body (44) passes through the first through hole, and the two are in a clearance fit; the back plate (1) below the two first detection components (4) is provided with two second detection components (5) on the front side in a mirror-image manner; the second detection components (5) are composed of a second mounting component (51), a connecting component (52), a second carrier (53), a second limiting component (54) and a second plug gauge body (55); the second mounting component (51) is fixed to the back plate (1), and the two are connected via the connecting component (52); the second carrier (53) is provided with a second through hole; the second limiting component (54) and the second plug gauge body (55) are fixedly connected; the second plug gauge body (55) passes through the second through hole, and the two are in a clearance fit; a support plate is fixedly provided on the back plate (1) below the second detection component (5); a fourth plug gauge (6) is fixedly provided on the support plate.

2. The automobile column tube inspection fixture according to claim 1, characterized in that The cross section of the first through hole is circular, the cross section of the first plug gauge body (44) is circular, and the outer diameter of the second limiting component (54) is greater than the outer diameters of the second plug gauge body (55) and the second through hole.

3. The automobile column tube inspection fixture according to claim 1, characterized in that The cross section of the first through hole is in the shape of an annular racetrack, the cross section of the first plug gauge body (44) is in the shape of an annular racetrack, and the outer diameter of the second limiting component (54) is greater than the outer diameters of the second plug gauge body (55) and the second through hole.

4. The automobile column tube inspection fixture according to claim 1, characterized in that The angle between the second mounting component (51) and the second carrier (53) is less than 90 degrees.

5. The automobile column tube inspection fixture according to claim 1, characterized in that The second mounting component (51) and the connecting component (52), and the second carrier (53) and the connecting component (52) are fixedly connected and integrally formed.

6. The automobile column tube inspection tool according to claim 1, characterized in that The second mounting component (51) and the connecting component (52) are fixedly connected, and the second carrier (53) and the connecting component (52) are pivotally connected.

7. The automobile column tube inspection tool according to claim 1, characterized in that The screw plug gauge (3) and the fourth plug gauge (6) are located on the same axis.

8. The automobile column tube inspection tool according to claim 1, characterized in that The distance between the two first detection components (4) is smaller than the outer diameter of the fourth limiting component (34).

9. The automobile column tube inspection fixture according to claim 1, characterized in that The outer diameter of the third limiting component (32) is greater than the inner diameter of the sleeve of the threaded sleeve (2).

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