A kind of automobile bending inspection tool for detecting the contour of automobile bending pipe

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By designing a vehicle bending inspection tool including detection blocks, fixtures, feelter gauges and limit structures, the problem of difficulty in positioning and detecting the bending pipe in the prior art is solved, and the accurate detection of the bending pipe profile is achieved.

CN222703991UActive Publication Date: 2025-04-01ZHENJIANG ENDIS PRECISION MASCH CO LTD

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Patent Information

Application Number: CN202421443027.3
Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner
Filing Date: 2024-06-24
Publication Date: 2025-04-01
Estimated Expiration: 2034-06-24

AI Technical Summary

Technical Problem

Existing automotive bend inspection tools are difficult to locate and detect bends, especially the diameter and profile of bends.

Method used

An automobile pipe bending inspection tool is designed, including a base, detection block, fixture, reference surface, feelter gauge and limit structure. Through the coordination of the detection block and the fixture, the bend can be positioned and fixed, and the diameter and profile of the bend can be detected using a feeler gauge and limit structure.

Benefits of technology

Accurate detection of the profile of the car bend pipe, can effectively locate and detect the diameter and arc of the bend pipe, and improve the accuracy and efficiency of the detection.

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Abstract

The utility model discloses an automobile pipe bending inspection tool for detecting the contour of automobile pipe bending, comprising an installation structure, the installation structure comprising a base, a through hole, a first feeler gauge, a second feeler gauge and a plug ring gauge, and a detection block is installed on the top of the base. The utility model is provided with a detection block installed on the top of the base, the detection block is fixed on the base by screws, and the clamp can be rotated by the rotating shaft on the top of the fixing plate. When detection is required, the clamp is opened, and then the pipe bending is placed on the top of the detection block, and the U-shaped detection block is aligned and placed on the inspection tool, and the pipe bending is fixed by the clamp so that the product surface fits the reference surface, and the product cannot be installed normally, which is unqualified, and the verticality of the end face is detected by a first feeler gauge of 2mm, and it is qualified if it cannot be inserted, otherwise it is unqualified, and the product weld is observed to be qualified within the weld area, otherwise it is unqualified, so as to achieve the automobile pipe bending inspection tool for detecting the contour of automobile pipe bending, which is convenient for positioning and detecting the pipe bending.

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Description

Technical Field

[0001] The utility model relates to the technical field of automobile bend pipe detection, in particular to an automobile bend pipe detection tool for detecting the contour of an automobile bend pipe. Background Art

[0002] The definition of a car is as follows: a power-driven, non-track-borne vehicle with 4 or more wheels, mainly used for carrying people and goods, towing vehicles carrying people and goods, and for special purposes. The pipe bends are bent using a complete set of bending equipment, which is divided into two processes: cold bending and hot pushing. Regardless of the type of machinery and equipment and pipelines, most of them use pipe bends, which are mainly used for oil, gas, and liquid transportation, engineering bridge construction, etc. When processing and producing automobiles, different connections are also required, and pipe bends are one of them. When producing pipe bends, a car pipe bend inspection fixture is needed to detect the contour of the car pipe bends.

[0003] The above-mentioned prior art has some disadvantages. 1. The automobile bend inspection fixture used to detect the contour of automobile bends is difficult to locate and detect the bends. During the inspection, it is difficult to simply detect whether the shape of the bend is suitable. The curvature, diameter, etc. of the bend need to be inspected.

[0004] 2. It is difficult for the automobile bend inspection tool used to inspect the contour of automobile bends to inspect the diameter of the bends. When inspecting the bends, the diameter also needs to be inspected. Utility Model Content

[0005] The utility model aims to provide an automobile bend gauge for detecting the contour of automobile bends, so as to solve the defects of the existing automobile bend gauge for detecting the contour of automobile bends that it is difficult to locate and detect the bends and difficult to detect the diameter of the bends.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: an automobile bend inspection tool for detecting the contour of automobile bends, comprising a mounting structure;

[0007] The mounting structure comprises a base, a through hole, a first feeler gauge, a second feeler gauge and a plug ring gauge, a plug ring gauge is mounted on one side of the top end of the base, and a through hole is provided on the top end of the base;

[0008] A first feeler gauge is installed at one end of the top of the base, a second feeler gauge is installed at one end of the top of the base, a flush gauge is installed at one end of the top of the base, and a limiting structure is installed at the top of the base;

[0009] A positioning structure is installed on one side of the top of the base, and a detection structure is installed on the other side of the top of the base. The detection structure includes a fixed plate, a rotating shaft, a fixture, a reference surface, a reference inner core, a weld area and a detection block. The detection block is installed on the top of the base.

[0010] When in use, first fix the detection block on the base with screws, and the clamp can be rotated by the shaft on the top of the fixed plate. When testing is needed, open the clamp, and then place the bent pipe on the top of the detection block, align the U-shaped detection block and put it into the inspection fixture, fix the bent pipe with the clamp so that the product surface fits the reference surface. If the product cannot be installed normally, it is unqualified. Use a 2mm first feeler gauge to detect the verticality of the end face. If it cannot be inserted, it is qualified, otherwise it is unqualified. Observe that the product weld is qualified if it is within the weld area, otherwise it is unqualified.

[0011] Preferably, the limiting structure includes a mounting plate, mounting screws, a limiting block and a groove, the mounting plate is mounted on the top of the base, mounting screws are installed on both sides of the mounting plate, a limiting block is installed on the top of the mounting plate, and a groove is arranged on the top of the limiting block, the limiting block is mounted on the top of the base through the mounting plate, the mounting plate and the mounting screws form a threaded connection, a profiling limiting block is used to detect the direction and contour of the product, the shape of the groove on the limiting block matches the curvature of the bent pipe, the product can be smoothly placed in the profiling limiting block without interference, and if there is no interference between the flush ruler and the upper end face of the detection block, it is qualified, otherwise it is unqualified.

[0012] Preferably, the outer side wall of the mounting screw is evenly provided with external threads, the inner side wall of the mounting plate is evenly provided with internal threads that cooperate with the external threads, the mounting screw and the mounting plate are threadedly connected, and the device can be installed by the mounting screw.

[0013] Preferably, a reference surface is installed at the top of the detection block, a reference inner core is provided on one side of the reference surface, a welding seam area is provided at one end of the detection block, a fixing plate is provided on one side of the detection block, a rotating shaft is installed at the top of the fixing plate, and a clamp is installed on one side of the rotating shaft.

[0014] Preferably, a clamping block is provided on one side of the clamp, and a clamping slot is provided on one end of the detection block. The clamp and the detection block form a clamping structure, and the clamping structure is easy to disassemble.

[0015] Preferably, the positioning structure includes a handle, a tolerance mandrel, a connecting plate, a reference sleeve and a tolerance groove, the connecting plate is installed at the top of the base, the tolerance mandrel is penetrated inside the connecting plate, and a handle is installed on one side of the tolerance mandrel, the reference sleeve is installed on the other side of the tolerance mandrel, and the tolerance groove is installed on one side of the connecting plate. The connecting plate and the tolerance mandrel constitute a sliding structure to push the tolerance mandrel. The tolerance groove is used to detect the total length of the product. If the product cannot be installed normally, it is unqualified. If the end face of the sleeve is within 2mm of the tolerance groove, it is qualified, otherwise it is unqualified. The reference sleeve can enter the inside of the bent pipe, and a 1mm second feeler gauge is used to detect the verticality of the sleeve end face. If it cannot be inserted, it is qualified, otherwise it is unqualified.

[0016] Preferably, the outer diameter of the tolerance mandrel is smaller than the inner diameter of the connecting plate, and the tolerance mandrel and the connecting plate form a sliding structure, so that the tolerance mandrel can slide.

[0017] The automobile pipe bending inspection fixture for inspecting the contour of automobile pipe bending provided by the utility model has the advantages that: a detection block is installed on the top of the base, the detection block is fixed on the base by screws, and the fixture can be rotated by the rotating shaft at the top of the fixing plate. When inspection is required, the fixture is opened, and then the pipe bending is placed on the top of the detection block, and the U-shaped detection block is aligned and placed on the inspection fixture. The pipe bending is fixed by the fixture so that the product surface fits the reference surface. If the product cannot be installed normally, it is unqualified. A 2mm first feeler gauge is used to inspect the verticality of the end face. If it cannot be inserted, it is qualified, otherwise it is unqualified. It is observed that the product weld is within the weld area, and it is qualified, otherwise it is unqualified, so that the automobile pipe bending inspection fixture for inspecting the contour of automobile pipe bending is convenient for positioning and inspecting the pipe bending;

[0018] A connecting plate is installed on the top of the base. The connecting plate and the tolerance mandrel form a sliding structure. The tolerance mandrel can slide and push the tolerance mandrel. The total length of the product is detected using the tolerance groove. If the product cannot be installed normally, it is unqualified. If the end face of the sleeve is within 2mm of the tolerance groove, it is qualified, otherwise it is unqualified. The reference sleeve can enter the inside of the bent pipe, and a 1mm second feeler gauge is used to detect the verticality of the sleeve end face. If it cannot be inserted, it is qualified, otherwise it is unqualified. In this way, the purpose of the automobile bent pipe inspection fixture for detecting the contour of the automobile bent pipe is convenient for detecting the bent pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the cross-sectional structure of the utility model in a top view;

[0020] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model;

[0021] Figure 3 This is a schematic diagram of a partial cross-sectional structure of the positioning structure of the utility model;

[0022] Figure 4It is a schematic diagram of a partial cross-sectional structure of the limiting structure of the utility model when viewed from above;

[0023] Figure 5 It is a schematic diagram of a partial cross-sectional structure of the detection structure of the utility model.

[0024] Explanation of the reference numerals in the figure: 1. Mounting structure; 101. Base; 102. Through hole; 103. First feeler gauge; 104. Second feeler gauge; 105. Plug ring gauge; 2. Flush ruler; 3. Limiting structure; 301. Mounting plate; 302. Mounting screw; 303. Limiting block; 304. Groove; 4. Inspection structure; 401. Fixing plate; 402. Rotating shaft; 403. Clamp; 404. Reference surface; 405. Reference inner core; 406. Welding seam area; 407. Inspection block; 5. Positioning structure; 501. Handle; 502. Tolerance core rod; 503. Connecting plate; 504. Reference sleeve; 505. Tolerance band groove. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-Figure 5 The utility model provides an embodiment: an automobile bend inspection tool for detecting the contour of an automobile bend, comprising a mounting structure 1.

[0027] The mounting structure 1 includes a base 101 , a through hole 102 , a first feeler gauge 103 , a second feeler gauge 104 and a plug ring gauge 105 . The plug ring gauge 105 is installed on one side of the top of the base 101 , and the top of the base 101 is provided with a through hole 102 .

[0028] A first feeler gauge 103 is installed at one end of the top of the base 101, a second feeler gauge 104 is installed at one end of the top of the base 101, a flush ruler 2 is installed at one end of the top of the base 101, a limiting structure 3 is installed at the top of the base 101, the limiting structure 3 includes a mounting plate 301, mounting screws 302, a limiting block 303 and a groove 304, the mounting plate 301 is installed at the top of the base 101, mounting screws 302 are installed on both sides of the mounting plate 301, external threads are evenly arranged on the outer side wall of the mounting screw 302, internal threads matching the external threads are evenly arranged on the inner side wall of the mounting plate 301, and the mounting screw 302 is threadedly connected to the mounting plate 301.

[0029] A limiting block 303 is installed at the top of the mounting plate 301 , and a groove 304 is provided at the top of the limiting block 303 .

[0030] See attached Figure 1 and attached Figure 4 As shown, the limit block 303 is installed on the top of the base 101 through the mounting plate 301, and the mounting plate 301 and the mounting screw 302 form a threaded connection. The profiling limit block 303 is used to detect the direction and contour of the product. The shape of the groove 304 on the limit block 303 matches the curvature of the elbow. The product can be smoothly placed in the profiling limit block 303 without interference. If there is no interference between the flush ruler 2 and the upper end surface of the detection block 407, it is qualified, otherwise it is unqualified.

[0031] A positioning structure 5 is installed on one side of the top of the base 101, and the positioning structure 5 includes a handle 501, a tolerance core rod 502, a connecting plate 503, a reference sleeve 504 and a tolerance band groove 505. The connecting plate 503 is installed on the top of the base 101, and the tolerance core rod 502 passes through the inside of the connecting plate 503. The outer diameter of the tolerance core rod 502 is smaller than the inner diameter of the connecting plate 503, and the tolerance core rod 502 and the connecting plate 503 constitute a sliding structure.

[0032] A handle 501 is installed on one side of the tolerance mandrel 502 , a reference sleeve 504 is installed on the other side of the tolerance mandrel 502 , and a tolerance band groove 505 is installed on one side of the connecting plate 503 .

[0033] See attached Figure 1-3 As shown, the connecting plate 503 and the tolerance core rod 502 form a sliding structure. Grasping the handle 501 can drive the tolerance core rod 502 to slide. Pushing the tolerance core rod 502, the tolerance band groove 505 is used to detect the total length of the product. If the product cannot be installed normally, it is unqualified. If the end face of the sleeve is within 2mm of the tolerance band groove 505, it is qualified, otherwise it is unqualified. The reference sleeve 504 can enter the inside of the bent pipe, and a 1mm second feeler gauge 104 is used to detect the verticality of the sleeve end face. If it cannot be inserted, it is qualified, otherwise it is unqualified.

[0034] A detection structure 4 is installed on the other side of the top of the base 101, and the detection structure 4 includes a fixed plate 401, a rotating shaft 402, a clamp 403, a reference surface 404, a reference core 405, a weld area 406 and a detection block 407. The detection block 407 is installed on the top of the base 101, the reference surface 404 is installed on the top of the detection block 407, the reference core 405 is arranged on one side of the reference surface 404, the weld area 406 is arranged at one end of the detection block 407, the fixed plate 401 is arranged on one side of the detection block 407, the rotating shaft 402 is installed on the top of the fixed plate 401, and the clamp 403 is installed on one side of the rotating shaft 402, a clamping block is arranged on one side of the clamp 403, a clamping slot is arranged at one end of the detection block 407, and the clamp 403 and the detection block 407 constitute a locking structure.

[0035] See attached Figure 1-2 and attached Figure 5 As shown, the detection block 407 is fixed on the base 101 by screws, and the clamp 403 can be rotated by the rotating shaft 402 at the top of the fixing plate 401. When detection is required, the clamp 403 is opened, and then the bent pipe is placed on the top of the detection block 407, and the U-shaped detection block 407 is aligned and placed on the inspection fixture. The bent pipe is fixed by the clamp 403 so that the product surface fits with the reference surface 404. If the product cannot be installed normally, it is unqualified. The first feeler gauge 103 of 2 mm is used to detect the verticality of the end face. If it cannot be inserted, it is qualified, otherwise it is unqualified. Observe that the product weld is qualified if it is within the weld area 406, otherwise it is unqualified.

[0036] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An automobile pipe bending inspection tool for detecting the contour of an automobile pipe bending, comprising a mounting structure (1); Features: The mounting structure (1) comprises a base (101), a through hole (102), a first feeler gauge (103), a second feeler gauge (104) and a plug ring gauge (105); a plug ring gauge (105) is mounted on one side of the top end of the base (101); and a through hole (102) is provided at the top end of the base (101); A first feeler gauge (103) is installed at one end of the top of the base (101), a second feeler gauge (104) is installed at one end of the top of the base (101), a flush ruler (2) is installed at one end of the top of the base (101), and a limiting structure (3) is installed at the top of the base (101); A positioning structure (5) is installed on one side of the top of the base (101), and a detection structure (4) is installed on the other side of the top of the base (101), and the detection structure (4) comprises a fixing plate (401), a rotating shaft (402), a clamp (403), a reference surface (404), a reference inner core (405), a weld area (406) and a detection block (407), and the detection block (407) is installed on the top of the base (101).

2. The automobile pipe bending inspection tool for detecting the contour of automobile pipe bending according to claim 1 is characterized in that: The limiting structure (3) comprises a mounting plate (301), mounting screws (302), a limiting block (303) and a groove (304); the mounting plate (301) is mounted on the top of the base (101); mounting screws (302) are mounted on both sides of the mounting plate (301); a limiting block (303) is mounted on the top of the mounting plate (301); and a groove (304) is provided on the top of the limiting block (303).

3. The automobile pipe bending inspection tool for detecting the contour of automobile pipe bending according to claim 2 is characterized in that: External threads are evenly arranged on the outer wall of the mounting screw (302), and internal threads matching the external threads are evenly arranged on the inner wall of the mounting plate (301). The mounting screw (302) and the mounting plate (301) are threadedly connected.

4. The automobile pipe bending inspection tool for detecting the contour of automobile pipe bending according to claim 1 is characterized in that: A reference surface (404) is installed at the top of the detection block (407), a reference inner core (405) is arranged on one side of the reference surface (404), a welding seam area (406) is arranged at one end of the detection block (407), a fixing plate (401) is arranged on one side of the detection block (407), a rotating shaft (402) is installed at the top of the fixing plate (401), and a clamp (403) is installed on one side of the rotating shaft (402).

5. The automobile pipe bending inspection tool for detecting the contour of automobile pipe bending according to claim 1 is characterized in that: A clamping block is provided on one side of the clamp (403), a clamping slot is provided on one end of the detection block (407), and the clamp (403) and the detection block (407) form a clamping structure.

6. The automobile pipe bending inspection tool for detecting the contour of automobile pipe bending according to claim 1, characterized in that: The positioning structure (5) comprises a handle (501), a tolerance mandrel (502), a connecting plate (503), a reference sleeve (504) and a tolerance band groove (505); the connecting plate (503) is mounted on the top of the base (101); the tolerance mandrel (502) penetrates the interior of the connecting plate (503); the handle (501) is mounted on one side of the tolerance mandrel (502); the reference sleeve (504) is mounted on the other side of the tolerance mandrel (502); and the tolerance band groove (505) is mounted on one side of the connecting plate (503).

7. The automobile pipe bending inspection tool for detecting the contour of automobile pipe bending according to claim 6 is characterized in that: The outer diameter of the tolerance core rod (502) is smaller than the inner diameter of the connecting plate (503), and the tolerance core rod (502) and the connecting plate (503) form a sliding structure.