CN219390760U - Tool for detecting size of section opening of car threshold beam - Google Patents

Abstract

The utility model discloses a cross section opening size detection tool for an automobile threshold beam, which relates to the technical field of automobile detection and comprises a front detection bracket, a rear detection bracket and a plurality of datum plates; the front detection bracket comprises a front longitudinal plate and a front detection plate, and the left part of the front detection plate is connected with the upper part of the front longitudinal plate; the rear detection bracket comprises a rear longitudinal plate and a rear detection plate, and the left part of the rear detection plate is connected with the lower part of the rear longitudinal plate; the plurality of reference plate bodies are arranged at intervals along the up-down direction, the front parts of the plurality of reference plate bodies are connected with the front longitudinal plate, and the rear parts of the plurality of reference plate bodies are connected with the rear longitudinal plate; an auxiliary reference block is arranged on the front detection plate. The utility model can detect whether the upper connecting plate and the lower connecting plate of the car door sill beam rebound or not and convert the rebound quantity, thereby detecting whether the size of the section opening of the car door sill beam meets the design requirement or not.

Description

Tooling for detecting the cross-section opening size of automobile door sill beams

technical field

The utility model relates to automobile detection, in particular to a detection tool for the cross-section opening size of an automobile door sill beam.

Background technique

At present, in traditional automobile manufacturing, the structure of the door sill part of the car is generally designed as a few-shaped structure. It is difficult to control the springback of this structure during the stamping process. In the early stage of automobile trial production, part springback has a significant impact on the trial production accuracy, which will affect the lapping and matching of various parts, thereby affecting the assembly of various car trims. However, there is currently no special testing tool to detect the cross-sectional opening size of the vehicle sill beam, and it is difficult to quickly judge whether the vehicle sill beam has springback, and it is also difficult to obtain the rebound amount of the vehicle sill beam.

CN209341973U discloses a left sill beam assembly inspection tool, including a coordinate plate, a positioning column, a quick clamp, a top clamping device, an end clamping device 1, an end clamping device 2 and an end clamping device 3. The X coordinate of 200-1600 mm is set in the length direction of the coordinate plate, and the Z coordinate of -400-400 mm is set in the width direction of the coordinate plate. Fixtures; the other side of the X coordinate is fixed with quick clamps, end clamping device 2, side positioning device 1, side detection device 1, side positioning device 2, side detection device 2, side positioning device 3, quick clamps and end clamping device 3; the left sill beam assembly inspection tool is positioned through the positioning columns at both ends of the bottom, the top of the four corners is pressed by the quick clamp, and the top side is pressed by the top pressing device. . Undoubtedly, the technical solutions disclosed in the above patent documents are a beneficial attempt in the technical field. However, the inspection tool for the left sill beam assembly cannot quickly and accurately detect the cross-sectional opening size of the vehicle sill beam.

Utility model content

In view of this, the purpose of the present utility model is to provide a detection tool for the section opening size of an automobile sill beam, which can detect whether there is rebound in the upper connecting plate and the lower connecting plate of the automobile sill beam and obtain the springback amount after conversion, so as to detect whether the cross-sectional opening size of the automobile sill beam meets the design requirements, and also detect whether the springback of the upper flange, the middle connecting plate and the lower flange of the automobile sill beam meet the design requirements.

A cross-section opening size detection tool for an automobile door sill beam in the utility model includes a front detection bracket, a rear detection bracket and a plurality of reference plates; the front detection bracket includes a front longitudinal plate and a front detection plate, and the left part of the front detection plate is connected to the upper part of the front longitudinal plate; the rear detection bracket includes a rear longitudinal plate and a rear detection plate, and the left part of the rear detection plate is connected to the lower part of the rear longitudinal plate; The rear part of the plate body is connected with the rear longitudinal plate; an auxiliary reference block is arranged on the front detection plate.

Further, the right side of the front detection board is provided with a first detection side, and the length direction of the first detection side is along the up-down direction.

Further, a second detection side is provided on the lower side of the front detection board, and the length direction of the second detection side is along the left-right direction.

Further, the auxiliary reference block protrudes downward from the second detection side.

Further, the front longitudinal plate is provided with a third detection side, and the length direction of the third detection side is along the up-down direction; the multiple reference plates protrude rightward from the third detection side.

Further, the number of the reference plates is two, and the third detection edge is located between the two reference plates.

Further, a fourth detection side is provided on the lower side of the rear detection board, and the length direction of the fourth detection side is along the left-right direction.

Further, the right part of the rear detection plate is provided with an auxiliary detection part protruding downward from the fourth detection side, and the left side of the auxiliary detection part is provided with a fifth detection side, and the length direction of the fifth detection side is along the vertical direction.

Further, the distance between the front longitudinal board and the rear longitudinal board is not less than 30mm.

Further, the front detection bracket, rear detection bracket and multiple reference plates are all made of nylon resin material.

The beneficial effects of the utility model are:

(1) The utility model can detect whether the upper connecting plate and the lower connecting plate of the automobile door sill beam have springback and obtain the springback amount after conversion, so as to detect whether the section opening size of the automobile door sill beam meets the design requirements;

(2) The utility model can also detect whether the springback of the upper flanging, the middle connecting plate and the lower flanging of the automobile threshold beam meet the design requirements;

(3) The utility model is simple in structure, easy to use, can be used by hand, and will not damage the surface of the vehicle door sill beam, preventing scratches from being left during the detection process.

Description of drawings

In order to make the purpose, technical solutions and beneficial effects of the utility model clearer, the utility model provides the following drawings for illustration:

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a structural schematic diagram of detection using the utility model.

The markings in the attached drawings are as follows:

1-front detection bracket, 11-front longitudinal board, 11a-third detection side, 12-front detection board, 12a-first detection side, 12b-second detection side, 13-auxiliary reference block;

2-rear detection bracket, 21-rear longitudinal board, 22-rear detection board, 22a-fourth detection side, 23-auxiliary detection part, 23a-fifth detection side;

3 - reference plate;

4-car door sill beam, 41-up flanging, 42-upper connecting plate, 43-middle connecting plate, 44-lower connecting plate, 45-lower flanging.

Detailed ways

The technical scheme of the utility model is described in detail below in conjunction with the accompanying drawings and embodiments.

As shown in Fig. 1-Fig. 2, a kind of cross-sectional opening size detection tool of automobile door sill beam in the present embodiment comprises a front detection bracket 1, a rear detection bracket 2 and a plurality of reference plates 3; The reference plates 3 are arranged at intervals along the up and down direction, the front parts of the plurality of reference plates 3 are connected to the front longitudinal plate 11, and the rear parts of the plurality of reference plates 3 are connected to the rear longitudinal plate 21; the front detection plate 12 is provided with an auxiliary reference block 13.

The automobile door sill beam 4 is in the shape of "several", including an upper flange 41, an upper connecting plate 42, a middle connecting plate 43, a lower connecting plate 44 and a lower flange 45. The bottom of the upper flange 41 is connected with the right part of the upper connecting plate 42, the left part of the upper connecting plate 42 is connected with the upper part of the middle connecting plate 43, the lower part of the middle connecting plate 43 is connected with the left part of the lower connecting plate 44, and the right part of the lower connecting plate 44 is connected with the upper part of the lower flange 45. The lower connecting plate 44 and the lower flange 45 extend backwards, so that part of the lower connecting plate 44 and the lower flange 45 protrude backward from the middle connecting plate 43 . The cross-sectional opening size of the automobile door sill beam 4 is mainly to detect the distance between the upper connecting plate 42 and the lower connecting plate 44. The detection tool in this embodiment can be used hand-held when performing detection. A plurality of reference plates 3 abut against the left side of the middle connecting plate 43 and the auxiliary reference block 13 abuts against the upper connecting plate 42 to realize the positioning of the testing tool. The actual gap value between the front detection plate 12 and the upper connection plate 42 and the actual gap value between the rear detection plate 22 and the lower connection plate 44 are compared with the standard gap value.

In this embodiment, the right side of the front detection board 12 is provided with a first detection side 12a, and the length direction of the first detection side 12a is along the up-down direction. The first detection side 12a is used to cooperate with the upper flange 41. By measuring the actual gap value between the first detection side 12a and the upper flange 41, and then comparing the actual gap value with the standard gap value, the car sill beam 4 can detect whether the upper flange 41 of the car door sill beam 4 has rebound and obtain the rebound amount after conversion, so that the car sill beam 4 can detect whether the rebound amount of the upper flange 41 of the car door sill beam 4 meets the design requirements.

In this embodiment, the lower side of the front detection board 12 is provided with a second detection side 12b, and the length direction of the second detection side 12b is along the left-right direction. The second detection side 12b is used as the main detection position of the front detection board 12. The second detection side 12b is used to cooperate with the upper connection board 42. The actual gap value between the second detection side 12b and the upper connection board 42 is the actual gap value between the front detection board 12 and the upper connection board 42.

In this embodiment, the auxiliary reference block 13 protrudes downward from the second detection side 12b. The auxiliary reference block 13 protrudes downward by 3 mm for auxiliary positioning. The auxiliary reference block 13 and a plurality of reference plates 3 cooperate with surfaces in different directions to ensure accurate positioning.

In this embodiment, the front longitudinal plate 11 is provided with a third detection side 11a, and the length direction of the third detection side 11a is along the vertical direction; the multiple reference plates 3 protrude rightward from the third detection side 11a. The third detection side 11a is used to cooperate with the middle connecting plate 43. By measuring the actual gap value between the third detection side 11a and the middle connecting plate 43, and then comparing the actual gap value with the standard gap value, it is possible to detect whether there is rebound in the middle connecting plate 43 of the vehicle door sill beam 4 and obtain the rebound amount after conversion, so as to detect whether the springback amount of the middle connecting plate 43 of the car door sill beam 4 meets the design requirements.

In this embodiment, the number of the reference plates 3 is two, and the third detection edge 11 a is located between the two reference plates 3 .

In this embodiment, a fourth detection side 22a is provided on the lower side of the rear detection board 22, and the length direction of the fourth detection side 22a is along the left-right direction. The fourth detection edge 22a is used as the main detection position of the rear detection plate 22, and the fourth detection edge 22a is used to cooperate with the lower connection plate 44. The actual gap value between the fourth detection edge 22a and the lower connection plate 44 is the actual gap value between the rear detection plate 22 and the lower connection plate 44.

In this embodiment, the right part of the rear detection plate 22 is provided with an auxiliary detection part 23 protruding downward from the fourth detection side 22a, and the left side of the auxiliary detection part 23 is provided with a fifth detection side 23a, and the length direction of the fifth detection side 23a is along the vertical direction. The fifth detection side 23a of the auxiliary detection part 23 is used to cooperate with the lower flange 45. By measuring the actual gap value between the fifth detection side 23a and the lower flange 45, and then comparing the actual gap value with the standard gap value, it is possible to detect whether there is rebound in the lower flange 45 of the vehicle door sill beam 4 and obtain the rebound amount after conversion, so as to detect whether the springback amount of the lower flange 45 of the vehicle door sill beam 4 meets the design requirements.

In this embodiment, the distance between the front longitudinal plate 11 and the rear longitudinal plate 21 is not less than 30mm, preferably 30mm-100mm, and can be 30mm, 50mm, 70mm or 100mm, so that fingers can be easily inserted between the front longitudinal plate 11 and the rear longitudinal plate 21 to realize handholding.

In this embodiment, the front detection bracket 1 , the rear detection bracket 2 and the plurality of reference plates 3 are all made of nylon resin material. The nylon resin material can prevent the detection tool from damaging the surface of the vehicle door sill beam 4 and prevent scratches from being left during the detection process. Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the utility model without limitation. Although the utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solution of the utility model can be modified or equivalently replaced without departing from the purpose and scope of the utility model technical solution, which should be included in the claims of the utility model.

Claims (10)

1. A section opening size detection frock of threshold roof beam, its characterized in that: comprises a front detection bracket (1), a rear detection bracket (2) and a plurality of reference plates (3); the front detection bracket (1) comprises a front longitudinal plate (11) and a front detection plate (12), wherein the left part of the front detection plate (12) is connected with the upper part of the front longitudinal plate (11); the rear detection bracket (2) comprises a rear longitudinal plate (21) and a rear detection plate (22), wherein the left part of the rear detection plate (22) is connected with the lower part of the rear longitudinal plate (21); the reference plates (3) are arranged at intervals along the up-down direction, the front parts of the reference plates (3) are connected with the front vertical plate (11), and the rear parts of the reference plates (3) are connected with the rear vertical plate (21); an auxiliary reference block (13) is arranged on the front detection plate (12).

2. The cross-sectional opening size detection tool for a rocker beam according to claim 1, wherein: the right side of the front detection plate (12) is provided with a first detection edge (12 a), and the length direction of the first detection edge (12 a) is along the up-down direction.

3. The cross-sectional opening size detection tool for a rocker beam according to claim 1, wherein: the lower side of the front detection plate (12) is provided with a second detection edge (12 b), and the length direction of the second detection edge (12 b) is along the left-right direction.

4. The cross-sectional opening size detection tool for a rocker beam according to claim 3, wherein: the auxiliary reference block (13) protrudes downwards from the second detection edge (12 b).

5. The cross-sectional opening size detection tool for a rocker beam according to claim 1, wherein: a third detection edge (11 a) is arranged on the front vertical plate (11), and the length direction of the third detection edge (11 a) is along the up-down direction; a plurality of reference plates (3) are protruded rightward from the third detection edge (11 a).

6. The cross-sectional opening size detection tool for a rocker beam according to claim 5, wherein: the number of the reference plates (3) is two, and the third detection edge (11 a) is positioned between the two reference plates (3).

7. The cross-sectional opening size detection tool for a rocker beam according to claim 1, wherein: a fourth detection edge (22 a) is arranged on the lower side of the rear detection plate (22), and the length direction of the fourth detection edge (22 a) is along the left-right direction.

8. The cross-sectional opening size detection tool for a rocker beam according to claim 7, wherein: the right part of the rear detection plate (22) is provided with an auxiliary detection part (23) protruding downwards from the fourth detection side (22 a), the left side of the auxiliary detection part (23) is provided with a fifth detection side (23 a), and the length direction of the fifth detection side (23 a) is along the up-down direction.

9. The cross-sectional opening size detection tool for a rocker beam according to claim 1, wherein: the distance between the front longitudinal plate (11) and the rear longitudinal plate (21) is not less than 30mm.

10. The cross-sectional opening size detection tool for a rocker beam according to claim 1, wherein: the front detection support (1), the rear detection support (2) and the plurality of reference plates (3) are made of nylon resin materials.