CN220304430U - Automobile front longitudinal beam hole site and profile detection device - Google Patents
Automobile front longitudinal beam hole site and profile detection device Download PDFInfo
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- CN220304430U CN220304430U CN202322049224.9U CN202322049224U CN220304430U CN 220304430 U CN220304430 U CN 220304430U CN 202322049224 U CN202322049224 U CN 202322049224U CN 220304430 U CN220304430 U CN 220304430U
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- 238000001514 detection method Methods 0.000 title claims abstract description 82
- 230000007246 mechanism Effects 0.000 claims abstract description 75
- 238000009966 trimming Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to an automobile front longitudinal beam hole site and profile detection device, which comprises a base, wherein a plurality of support seats are arranged on the base, the tops of the support seats are provided with profiling frames, a group of bottom positioning mechanisms are respectively arranged at the positions, close to the left end and the right end, of the profiling frames, on the base, a clamping mechanism for clamping and positioning the tops of the automobile front longitudinal beams and a third measuring mechanism for measuring the profile surfaces of the tops of the automobile front longitudinal beams are arranged at the positions, located outside the profiling frames, of the base; the profiling frame is characterized in that a first measuring mechanism and a second measuring mechanism for detecting the position accuracy of an opening on the front longitudinal beam of the automobile are arranged on the front side and the rear side of the profiling frame, the first measuring mechanism and the second measuring mechanism are fixedly arranged on a support seat, and spring detection pins are arranged on the first measuring mechanism and the second measuring mechanism. The device for detecting the hole position and the profile of the front longitudinal beam of the automobile is more accurate and flexible in detecting the hole position and the profile of the front longitudinal beam of the automobile, is more convenient to detect, and improves the detection efficiency and the detection precision.
Description
Technical Field
The utility model relates to detection of an automobile front longitudinal beam, in particular to a device for detecting hole positions and profile degrees of the automobile front longitudinal beam.
Background
The automobile front longitudinal beam is an important component part of an automobile, bears the weight and torsion of an automobile body and is a barrier for guaranteeing the safety of drivers and passengers; the front longitudinal beam of the vehicle is generally formed by stamping a low alloy steel plate, the cross section is generally in a groove shape, the cross section of the front longitudinal beam is also in a Z shape or a box shape, and a plurality of connecting holes which are convenient for assembly of parts are formed in the longitudinal beam.
In order to ensure the machining precision of the front longitudinal beam of the automobile, the rear assembly is convenient, and the stability of the assembled frame structure is ensured; after the automobile front longitudinal beam is processed, the hole site, the aperture size and the profile degree of the automobile front longitudinal beam are detected. The conventional detection mode is that the manual handheld measuring tool detects the hole position, the aperture size and the profile degree on the front longitudinal beam of the automobile respectively, and because the front longitudinal beam of the automobile is in an irregular shape, the size is large, the weight is heavy, the detection is inconvenient, particularly the detection of the hole position consumes time, the detection efficiency is influenced, and the detection precision is also influenced to a certain extent.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide the automobile front longitudinal beam hole position and profile degree detection device which can improve the detection efficiency and ensure the detection precision of the hole position and the profile degree on the automobile front longitudinal beam.
In order to solve the technical problems, the utility model is realized by the following technical scheme: the device comprises a base, wherein a plurality of bracket bases are arranged on the base, a profiling frame which is consistent with the profile shape of the automobile front longitudinal beam is arranged at the top of each bracket base, a group of bottom positioning mechanisms are respectively arranged at the positions, close to the left end and the right end, of each profiling frame, the bottom positioning mechanisms are fixedly arranged on the base, and a clamping mechanism for clamping and positioning the top of the automobile front longitudinal beam and a third measuring mechanism for measuring the profile surface of the top of the automobile front longitudinal beam are arranged at the positions, located outside the profiling frame, on the base; the profiling frame is characterized in that a plurality of groups of first measuring mechanisms and second measuring mechanisms for detecting the position accuracy of the holes in the front longitudinal beam of the automobile are arranged on the front side and the rear side of the profiling frame, the first measuring mechanisms and the second measuring mechanisms are fixedly arranged on a support seat, and spring detection pins are arranged on the first measuring mechanisms and the second measuring mechanisms.
Preferably, the first measuring mechanism comprises a first detection turning plate which is vertically arranged, a first plate body on the first detection turning plate corresponds to the profiling frame, and the first plate body can perform overturning movement in the front-rear direction relative to the profiling frame; the top of the first plate body is fixedly provided with an extension plate, the extension plate and the first plate body are fixedly connected with a first connecting block for assembling the profiling frame and the spring detection pin, and the spring detection pin corresponds to the outer side of the profiling frame in front-back.
Preferably, the second measuring mechanism comprises a base, wherein the base is fixedly arranged on a bracket seat, a side turning plate which can horizontally rotate is arranged at a position, close to the top, of one side of the base, and a limiting block is fixed at the front end of the top of the plate body of the side turning plate; the top of the base is provided with an upper turning plate which can be turned over under the mountain for movement, the plate body of the upper turning plate is fixedly provided with a second connecting block, and the second connecting block is provided with a vertical downward spring detection pin.
Preferably, the third measuring mechanism is provided with two groups, which are respectively arranged at the parts, close to the right end, of the front side beam and the rear side beam of the automobile; the third measuring mechanism comprises a positioning turning plate which can turn up and down and is movably arranged on the support seat, a profiling measuring block is fixedly connected to the bottom of the plate body of the positioning turning plate, and the profiling measuring block can be matched with a top profile cavity of the profiling frame.
Preferably, the clamping mechanisms are respectively arranged at the positions, close to the right end, of the front side beam and the rear side beam of the automobile; the clamping mechanism consists of a supporting seat and a clamp fixedly arranged at the top of the supporting seat; the clamp can clamp the top of the automobile front longitudinal beam placed on the profiling frame.
Preferably, the profiling frame is formed by connecting a plurality of unit detection blocks at first positions, and the unit detection blocks are fixedly connected to the frame base through bolts.
Preferably, the bottom positioning mechanism is a lifting positioning pin.
Preferably, the base is also provided with a hand-held detection block which can be flexibly taken and placed; the handheld detection block comprises a base plate with an I-shaped structure, a handle is arranged on the top surface of the base plate, pins are fixed on the bottom surface of the base plate, and four pins are arranged at four corners of the bottom surface of the base plate respectively.
Compared with the prior art, the utility model has the following advantages: the hole position and profile tolerance detection device for the automobile front longitudinal beam is more accurate and flexible in hole position and profile tolerance detection on the automobile front longitudinal beam, the position precision of the holes on the automobile front longitudinal beam can be rapidly and accurately detected through the spring detection pins arranged at the fixed positions, the accuracy of the profile size of the measured part on the automobile front longitudinal beam can be accurately detected through the profile measuring block, the detection is more convenient, and the detection efficiency and the detection precision are improved.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of a front axle measurement of an automotive front rail hole site and profile detection device according to the present utility model;
FIG. 2 is a schematic diagram of a rear axle measurement of an apparatus for detecting hole position and profile of a front side rail of an automobile according to the present utility model;
FIG. 3 is a schematic top view of a hole site and profile detection device for a front side rail of an automobile according to the present utility model;
FIG. 4 is a schematic diagram showing a front perspective structure of a first measuring mechanism in an apparatus for detecting hole positions and profile of front stringers of an automobile according to the present utility model;
FIG. 5 is a schematic view of a rear perspective structure of a first measuring mechanism in an apparatus for detecting hole positions and profile of a front side member of an automobile according to the present utility model;
FIG. 6 is a schematic perspective view of a second measuring mechanism in an apparatus for detecting hole position and profile of a front side member of an automobile according to the present utility model;
FIG. 7 is a schematic perspective view of a clamping mechanism in an apparatus for detecting hole positions and profile of a front side member of an automobile according to the present utility model;
FIG. 8 shows a hole position and profile detection device for a front side member of an automobile according to the present utility model
Fig. 9 is a schematic structural view of a hand-held detection block in the device for detecting hole position and profile of a front longitudinal beam of an automobile.
In the figure: 1. a base; 11. a support seat; 2. a first measuring mechanism; 21. a first detection flap; 211. a first plate body; 212. an extension plate; 213. a first connection block; 3. a second measuring mechanism; 31. a base; 32. an upper turning plate; 321. a second connection block; 33. a side turning plate; 331. a limiting block; 4. a clamping mechanism; 41. a support base; 42. a clamp; 5. a third measuring mechanism; 51. a profile measurement flap; 52. profiling measuring block; 6. a profiling frame; 7. a bottom positioning mechanism; 8. a hand-held detection block; 81. a substrate; 82. a handle; 83. a pin; 9. and a spring detection pin.
Description of the embodiments
The utility model is described in detail below with reference to the attached drawings and detailed description:
the device for detecting the hole position and the profile of the front longitudinal beam of the automobile shown in fig. 1-3 comprises a base 1, wherein the top surface of the base 1 is horizontal, a plurality of bracket bases 11 are arranged at the top of the base 1, each bracket base 11 consists of a square tube and a flat plate fixed at the top of the square tube, and the bottom of the square tube is fixedly connected to the top surface of the base 1 through bolts; in order to facilitate the suspension lifting of the automobile front longitudinal beam and the fixation and detection, the top of the bracket seat 11 is provided with a profiling frame 6 which is in accordance with the outline shape of the automobile front longitudinal beam, and the automobile front longitudinal beam can be mounted on the profiling frame 6 in a matching way; in order to facilitate the installation, the disassembly and the detection of the bottom profile surface of the automobile front longitudinal beam, the profiling frame 6 is formed by connecting a plurality of unit detection blocks at first, and the unit detection blocks are fixedly connected to the support seat 11 through bolts, so that the adjustment and the replacement of the unit detection blocks are facilitated, and the formed integral profiling frame 6 can be more accurately matched with the automobile front longitudinal beam; in order to facilitate the bottom fixation of the automobile front longitudinal beam placed on the profiling frame 6, a group of bottom positioning mechanisms 7 are respectively arranged at the positions, close to the left end and the right end, in the profiling frame 6, as shown in fig. 8, the bottom positioning mechanisms 7 are lifting type positioning pins which are fixedly arranged on the base 1, the tops of the lifting type positioning pins vertically correspond to the holes formed in the bottoms of the automobile front longitudinal beam, the holes in the bottoms of the automobile front longitudinal beam are sleeved on the tops of the lifting type positioning pins after the automobile front longitudinal beam is placed on the profiling frame 6, and an operator can manually press a pressing rod on the lifting type positioning pins to drive a clamping head at the top of the pressing rod to open and press outwards, so that the bottom of the automobile front longitudinal beam is positioned and fixed; in order to clamp and fix the top of the automobile front longitudinal beam mounted on the profiling frame 6 and detect the special profile surface of the top of the automobile front longitudinal beam, a clamping mechanism 4 for clamping and positioning the top of the automobile front longitudinal beam and a third measuring mechanism 5 for measuring the profile surface of the top of the automobile front longitudinal beam are arranged at the position, outside the profiling frame 6, of the base 1; the clamping mechanisms 4 are respectively arranged at the positions, close to the right end, of the front side beam and the rear side beam of the automobile; in order to achieve rapid clamping and fixing of the front longitudinal beam of the automobile, as shown in fig. 7, the clamping mechanism 4 consists of a supporting seat 41 and a clamp 42 fixedly arranged at the top of the supporting seat 41; the clamp 42 is manually controlled, the clamping part of the clamp 42 can be turned up and down to move, and the handle on the forward pushing clamp 42 can drive the clamping part of the clamp head to clamp the top of the automobile front longitudinal beam placed on the profiling frame 6, so that the top position of the automobile front longitudinal beam is positioned and fixed; in order to quickly detect the profile of the top surface structure of the front longitudinal beam of the automobile, as shown in fig. 1 and 2, the third measuring mechanism 5 is provided with two groups, which are respectively arranged at the positions of the front side and the rear side of the front longitudinal beam of the automobile, which are close to the right end; the third measuring mechanism 5 comprises a positioning turning plate 51 which can turn up and down and is movable, the positioning turning plate 51 is fixedly arranged on the bracket seat 11, the bottom of the plate body of the positioning turning plate 51 is fixedly connected with a profiling measuring block 52, the profiling measuring block 52 can be matched with a top profile cavity of the profiling frame 6, the manual turning positioning turning plate 51 can drive the profiling measuring block 52 to open upwards or turn downwards, the profiling measuring block 52 can be embedded on a front longitudinal beam of an automobile during the downward reversing, the profile degree of the front longitudinal beam of the automobile is detected, and meanwhile, the positioning of the front longitudinal beam of the automobile on the profiling frame 6 can be fixed; in order to detect the hole position of the automobile front longitudinal beam mounted on the profiling frame 6, a plurality of groups of first measuring mechanisms 2 and second measuring mechanisms 3 for detecting the position precision of the holes on the automobile front longitudinal beam are arranged on the front side and the rear side of the profiling frame 6, the first measuring mechanisms 2 and the second measuring mechanisms 3 are fixedly arranged on a bracket seat 11, spring detection pins 9 are arranged on the first measuring mechanisms 2 and the second measuring mechanisms 3, and the hole position on the automobile front longitudinal beam can be detected quickly through the spring detection pins 9 and can be reset automatically and quickly, so that the detection efficiency is improved; as shown in fig. 4 and 5, the first measuring mechanism 2 includes a first detection turning plate 21 vertically disposed, a first plate 211 on the first detection turning plate 21 corresponds to the profiling frame 6, and the first plate 211 can perform a turnover motion in a front-rear direction relative to the profiling frame 6; an extension plate 212 is fixed on the top of the first plate body 211, a first connecting block 213 for assembling the profiling frame 6 and the spring detection pin 9 is fixedly connected to the extension plate 212 and the first plate body 211, and the spring detection pin 9 corresponds to the outer side of the profiling frame 6 in front-back direction; as shown in fig. 6, the second measuring mechanism 3 includes a base 31, the base 31 is fixedly disposed on the bracket seat 11, a side-turning plate 33 whose plate body can horizontally rotate is disposed at a position near the top of one side of the base, and a limiting block 331 is fixed at the front end of the top of the plate body of the side-turning plate 33; the top of the base 31 is provided with an upper turning plate 32 which can be turned over under a mountain, a second connecting block 321 is fixed on the plate body of the upper turning plate 32, and a vertical downward spring detection pin 9 is arranged on the second connecting block 321; in order to facilitate detection, the base 1 is also provided with a hand-held detection block 8, a stop gauge and a flush gauge which can be flexibly taken and placed, and the stop gauge and the flush gauge are fixed on the base 1 through a clamping connector fixed at the top of the base 1, so that the base is convenient to take and place; as shown in fig. 9, the handheld detection block 8 includes a base plate 81 having an i-shaped structure, a handle 82 is disposed on the top surface of the base plate 81, pins 83 are fixed on the bottom surface, and four pins 83 are disposed at four corners of the bottom surface of the base plate 81.
The specific detection mode is as follows: firstly cleaning the gauge before detection, carrying out visual inspection on the gauge to determine whether the gauge is in a usable state, then opening the clamp 42 and turning plates on the first measuring mechanism 2, the second measuring mechanism 3 and the third measuring mechanism 5, and pulling out the positioning pin and the detection pin to enable the gauge to be in a non-working state; inserting an aperture gauge into a corresponding product hole on an automobile front longitudinal beam, if the through end passes and the stop end stops, the aperture of the product is qualified, otherwise, the product is unqualified, then placing the automobile front longitudinal beam on a checking fixture, properly adjusting the front, rear, left and right positions of the automobile front longitudinal beam, enabling a reference surface of the automobile front longitudinal beam to be respectively attached to a bottom positioning mechanism 7 and a clamp 42, and enabling the bottom and the bottom of the automobile front longitudinal beam to be positioned and fixed through the bottom positioning mechanism 7 and the clamp 42, so that the checking fixture is in a working state; the spring detection pins 9 on the first measuring mechanism 2 and the second measuring mechanism 3 are pushed into corresponding holes on the automobile front longitudinal beam one by one, if the spring detection pins 9 can smoothly pass through the holes, the position of the holes on the automobile front longitudinal beam is qualified, otherwise, the position of the holes on the automobile front longitudinal beam is unqualified; detecting a 5mm gap between the upper molded surface of the front longitudinal beam of the automobile and the unit detection block by using the stop gauges with different specifications, if the pass ends of the stop gauges pass and are stopped by the stop ends, the molded surface of the product is qualified, otherwise, the molded surface of the product is unqualified; then, a flush gauge (+ -0.5) is used for being closely attached to the flush surface of the front longitudinal beam of the automobile, the contour degree of the peripheral trimming of the front longitudinal beam of the automobile is detected, if the trimming of the product is within the tolerance range, the contour degree of the trimming of the product is qualified, otherwise, the contour degree of the trimming of the product is not qualified; finally, taking out the handheld detection block 8, inserting the handheld detection block 8 into a corresponding hole on the automobile front longitudinal beam, and if the handheld detection block 8 can smoothly pass through, passing the hole on the automobile front longitudinal beam, and failing the hole; after the detection is finished, the front longitudinal beam of the automobile is disassembled, and all parts of the detection tool are reset.
The hole position and profile tolerance detection device for the automobile front longitudinal beam is more accurate and flexible in hole position and profile tolerance detection on the automobile front longitudinal beam, the position precision of the holes on the automobile front longitudinal beam can be rapidly and accurately detected through the spring detection pins arranged at the fixed positions, the accuracy of the profile size of the measured part on the automobile front longitudinal beam can be accurately detected through the profile measuring block, the detection is more convenient, and the detection efficiency and the detection precision are improved.
It is emphasized that: the above embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited in any way, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.
Claims (8)
1. The utility model provides an automobile front longitudinal beam hole site and profile tolerance detection device, includes base (1), its characterized in that: a plurality of bracket bases (11) are arranged on the base (1), a profiling frame (6) which is consistent with the outline shape of the front longitudinal beam of the automobile is arranged at the top of the bracket bases (11), a group of bottom positioning mechanisms (7) are respectively arranged at positions, close to the left end and the right end, of the profiling frame (6), the bottom positioning mechanisms (7) are fixedly arranged on the base (1), and a clamping mechanism (4) for clamping and positioning the top of the front longitudinal beam of the automobile and a third measuring mechanism (5) for measuring the outline surface of the top of the front longitudinal beam of the automobile are arranged at positions, located outside the profiling frame (6), of the base (1); the profiling device is characterized in that a plurality of groups of first measuring mechanisms (2) and second measuring mechanisms (3) used for detecting the position accuracy of the holes in the front longitudinal beam of the automobile are arranged on the front side and the rear side of the profiling frame (6), the first measuring mechanisms (2) and the second measuring mechanisms (3) are fixedly arranged on a support seat (11), and spring detection pins (9) are arranged on the first measuring mechanisms (2) and the second measuring mechanisms (3).
2. The device for detecting hole positions and profile degrees of a front side member of an automobile according to claim 1, wherein: the first measuring mechanism (2) comprises a first detection turning plate (21) which is vertically arranged, a first plate body (211) on the first detection turning plate (21) corresponds to the profiling frame (6), and the first plate body (211) can perform turning movement in the front-back direction relative to the profiling frame (6); an extension plate (212) is fixed at the top of the first plate body (211), a first connecting block (213) used for assembling the profiling frame (6) and the spring detection pin (9) is fixedly connected to the extension plate (212) and the first plate body (211), and the spring detection pin (9) corresponds to the outer side of the profiling frame (6) in front of and behind.
3. The device for detecting hole positions and profile degrees of a front side member of an automobile according to claim 1, wherein: the second measuring mechanism (3) comprises a base (31), the base (31) is fixedly arranged on the bracket seat (11), a side turning plate (33) which can horizontally rotate is arranged at a position, close to the top, of one side of the base, and a limiting block (331) is fixed at the front end of the top of the plate body of the side turning plate (33); the utility model discloses a spring detection device, including base (31), plate body, upper plate (32) that the plate body can overturn under the mountain is provided with at base (31) top, be fixed with second connecting block (321) on the plate body of upper plate (32), be provided with vertical decurrent spring detection pin (9) on second connecting block (321).
4. The device for detecting hole positions and profile degrees of a front side member of an automobile according to claim 1, wherein: the third measuring mechanism (5) is provided with two groups, which are respectively arranged at the parts, close to the right end, of the front side beam and the rear side beam of the automobile; the third measuring mechanism (5) comprises a positioning turning plate (51) which can turn up and down and is movable, the positioning turning plate (51) is fixedly arranged on the bracket seat (11), a profiling measuring block (52) is fixedly connected to the bottom of the plate body of the positioning turning plate (51), and the profiling measuring block (52) can be matched with a top profile cavity of the profiling frame (6).
5. The device for detecting hole positions and profile degrees of a front side member of an automobile according to claim 1, wherein: the clamping mechanisms (4) are respectively arranged at the positions, close to the right end, of the front side beam and the rear side beam of the automobile; the clamping mechanism (4) consists of a supporting seat (41) and a clamp (42) fixedly arranged at the top of the supporting seat (41); the clamp (42) can clamp the top of the automobile front longitudinal beam placed on the profiling frame (6).
6. The device for detecting hole positions and profile degrees of a front side member of an automobile according to claim 1, wherein: the profiling frame (6) is formed by connecting a plurality of unit type detection blocks at first, and the unit type detection blocks are fixedly connected to the bracket seat (11) through bolts.
7. The device for detecting hole positions and profile degrees of a front side member of an automobile according to claim 1, wherein: the bottom positioning mechanism (7) is a lifting type positioning pin.
8. The device for detecting hole positions and profile degrees of a front side member of an automobile according to claim 1, wherein: the base (1) is also provided with a hand-held detection block (8) which can be flexibly taken and placed; the handheld detection block (8) comprises a base plate (81) with an I-shaped structure, a handle (82) is arranged on the top surface of the base plate (81), pins (83) are fixed on the bottom surface of the base plate, and four pins (83) are arranged at four corners of the bottom surface of the base plate (81) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322049224.9U CN220304430U (en) | 2023-08-01 | 2023-08-01 | Automobile front longitudinal beam hole site and profile detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322049224.9U CN220304430U (en) | 2023-08-01 | 2023-08-01 | Automobile front longitudinal beam hole site and profile detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220304430U true CN220304430U (en) | 2024-01-05 |
Family
ID=89353698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322049224.9U Active CN220304430U (en) | 2023-08-01 | 2023-08-01 | Automobile front longitudinal beam hole site and profile detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220304430U (en) |
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2023
- 2023-08-01 CN CN202322049224.9U patent/CN220304430U/en active Active
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