CN113305755A - Positioning tool for vehicle frame measurement - Google Patents
Positioning tool for vehicle frame measurement Download PDFInfo
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- CN113305755A CN113305755A CN202110562512.7A CN202110562512A CN113305755A CN 113305755 A CN113305755 A CN 113305755A CN 202110562512 A CN202110562512 A CN 202110562512A CN 113305755 A CN113305755 A CN 113305755A
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- 238000005259 measurement Methods 0.000 title claims description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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Abstract
The invention discloses a positioning tool for measuring a vehicle frame, which comprises: a base station; a support table; the first driving mechanism is used for driving the supporting platform to slide along the X-axis direction relative to the base platform; the first clamping assembly comprises a first fixing table fixed on the supporting table and a first clamping block arranged on the first fixing table, a first clamping groove is formed in the first clamping block, the inner side of the first clamping groove penetrates through the outer surface of the first clamping block along the X-axis direction, and a positioning block is arranged on the first clamping block; the second clamping assembly comprises a second clamping block and a second fixing table fixed on the supporting table, the second clamping block slides along the X-axis direction relative to the second fixing table through a second driving mechanism, a second clamping groove is formed in the second clamping block, the inner side of the second clamping groove penetrates through the outer surface of the second clamping block along the X-axis direction, and an adjusting bolt extending along the Y-axis direction penetrates through the side wall of the second clamping groove; the first fixing table and the second fixing table are arranged at intervals along the Y-axis direction.
Description
Technical Field
The invention relates to the technical field of vehicle frame measurement, in particular to a positioning tool for vehicle frame measurement.
Background
The manufacturing precision of the frame is an extremely important influence factor for detecting various performances of the vehicle, such as stability, economy, smoothness and the like, and is also an extremely important influence factor for one-time correct and convenient assembly in a total assembly process. The method mainly comprises the steps of accurately measuring and reasonably evaluating important characteristics on the frame, wherein the important characteristics comprise important mounting hole pitch, hole edge pitch, hole position degree, parallelism between two sections, diagonal precision of one section and the like. Meanwhile, the process level of each procedure can be optimized and improved according to the measurement result in the production process.
The majority of the current methods for measuring the main manufacturing accuracy parameters of commercial vehicle frames are: the frame assembly is directly placed on a common platform or a support frame, and then manual measurement is carried out by using measuring tools such as a vernier caliper, a straight steel ruler and a tape measure. However, the frame is easy to displace in the measuring process, so that the measuring precision is influenced or a larger measuring error is caused, meanwhile, a certain measuring error exists in manual measurement, and the measuring efficiency is lower.
Disclosure of Invention
In order to solve the technical problem that the displacement is easy to occur in the vehicle frame measuring process, the invention provides a positioning tool for vehicle frame measurement, which comprises:
a base station;
a support table;
the first driving mechanism is used for driving the supporting platform to slide along the X-axis direction relative to the base platform;
the first clamping assembly comprises a first fixing table fixed on the supporting table and a first clamping block arranged on the first fixing table, a first clamping groove is formed in the first clamping block, the inner side of the first clamping groove penetrates through the outer surface of the first clamping block along the X-axis direction, and a positioning block is arranged on the first clamping block; and
the second clamping assembly comprises a second clamping block and a second fixing table fixed on the supporting table, the second clamping block slides along the X-axis direction relative to the second fixing table through a second driving mechanism, a second clamping groove is formed in the second clamping block, the inner side of the second clamping groove penetrates through the outer surface of the second clamping block along the X-axis direction, and an adjusting bolt extending along the Y-axis direction penetrates through the side wall of the second clamping groove;
the first fixing table and the second fixing table are arranged at intervals along the Y-axis direction.
Furthermore, a sliding groove extending along the Y-axis direction is formed on the base platform, two sides of the sliding groove along the Y-axis direction are respectively provided with a convex edge, and the two convex edges are spaced to form a sliding groove seam extending along the Y-axis direction;
at least one positioning fastener extending upwards along the Z-axis direction is arranged in the sliding groove in a sliding mode, one end of the positioning fastener is embedded into the sliding groove and abuts against the convex edge, and the other end of the positioning fastener penetrates through the sliding groove opening and is detachably connected with the supporting platform.
Furthermore, the support table is provided with at least one connecting lug, the connecting lug is provided with a connecting hole for the positioning fastener to pass through, and one side of the connecting hole penetrates through the outer surface of the connecting lug to form an insertion hole;
and an external thread structure is arranged at one end of the positioning fastener penetrating through the connecting hole.
Furthermore, the first driving mechanism comprises a first linear slide rail and at least one first slide block arranged on the first linear slide rail in a sliding manner, the first linear slide rail is connected to the first fixed table through a mounting plate, and the support table is connected to the first slide block.
Further, be formed with at least one along the ascending adjustment tank that extends in the Y axle direction on the base station, it is provided with locking Assembly to slide in the adjustment tank, be formed with on the mounting panel with the draw-in groove of locking Assembly cooperation chucking.
Furthermore, the locking component comprises a bolt and a fixture block connected with the bolt, the head of the bolt is slidably arranged in the adjusting groove, and the fixture block is in interference fit with the clamping groove.
Further, the number of the first driving mechanisms is two, and the two first driving mechanisms are arranged at intervals along the X-axis direction.
Furthermore, the second driving mechanism comprises a second linear slide rail and at least one second slide block slidably disposed on the second linear slide rail, the second linear slide rail is disposed on the support platform, and the second clamping block is disposed on the second slide block.
Further, the number of the second driving mechanisms is two, and the two second driving mechanisms are arranged at intervals along the X-axis direction.
Furthermore, the first clamping block is provided with a first positioning pin for connecting a frame, and the second clamping block is provided with a second positioning pin for connecting the frame.
Compared with the prior art, the positioning tool for measuring the frame has the beneficial effects that:
according to the invention, the first clamping assembly and the second clamping assembly are used for clamping two sides of the frame respectively, so that the displacement or swing of the frame is effectively limited, the stability is good and the operation is simple. Meanwhile, the first clamping assembly and the second clamping assembly synchronously move through the first driving mechanism, so that the aim of coarse adjustment of the frames with different sizes and specifications before clamping is fulfilled; the position adjustment of the first clamping assembly relative to the second clamping assembly is realized through the second driving mechanism, so that the aim of fine adjustment of frames in different shapes before clamping is fulfilled, and the stability and firmness of the frames in the clamping process are effectively ensured.
Drawings
FIG. 1 is a schematic perspective view of a positioning tool for vehicle frame measurement according to the present invention;
FIG. 2 is a front view of the positioning tool for frame measurement in a use state;
FIG. 3 is a side view of the positioning tool for measuring the vehicle frame in a use state;
FIG. 4 is an enlarged view of portion A of FIG. 2;
in the figure, the position of the upper end of the main shaft,
1. a base station; 11. a chute; 12. an adjustment groove;
2. a support table; 21. connecting lugs; 211. connecting holes;
3. a first drive mechanism; 31. a first linear slide rail; 32. a first slider;
4. a first clamping assembly; 41. a first fixed table; 42. a first clamping block; 421. a first clamping groove; 43. positioning blocks;
5. a second clamping assembly; 51. a second clamping block; 511. a second clamping groove; 52. a second stationary stage; 53. adjusting the bolt;
6. a second drive mechanism; 61. a second linear slide rail; 62. a second slider;
7. positioning a fastener;
8. mounting a plate; 81. a card slot;
9. a locking assembly; 91. a bolt; 92. a clamping block;
10. a first positioning pin; 20. a second positioning pin;
100. a vehicle frame.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1-3, fig. 1 is a schematic perspective view of a positioning tool for vehicle frame measurement according to the present invention; FIG. 2 is a front view of the positioning tool for frame measurement in a use state;
fig. 3 is a side view of the positioning tool for vehicle frame measurement in a use state. Specifically, the positioning tool for measuring the vehicle frame comprises a base platform 1, a supporting platform 2, a first driving mechanism 3, a first clamping component 4 and a second clamping component 5; the first driving mechanism 3 is used for driving the supporting platform 2 to slide along the X-axis direction relative to the base platform 1; the first clamping assembly 4 comprises a first fixing table 41 fixed on the support table 2 and a first clamping block 42 arranged on the first fixing table 41, a first clamping groove 421 is formed on the first clamping block 42, the inner side of the first clamping groove 421 penetrates through the outer surface of the first clamping block 42 along the X-axis direction, and a positioning block 43 is arranged on the first clamping block 42; the second clamping assembly 5 includes a second clamping block 51 and a second fixing table 52 fixed on the support table 2, the second clamping block 51 slides along the X-axis direction relative to the second fixing table 52 through a second driving mechanism 6, a second clamping groove 511 is formed on the second clamping block 51, the inner side of the second clamping groove 511 penetrates through the outer surface of the second clamping block 51 along the X-axis direction, and an adjusting bolt 53 extending along the Y-axis direction penetrates through the side wall of the second clamping groove 511. Meanwhile, the first fixing table 41 and the second fixing table 52 are provided at intervals in the Y-axis direction to form a clamping space for accommodating the vehicle frame.
It should be noted that the X-axis direction, the Y-axis direction and the Z-axis direction of the present invention all extend along three axial directions on the same three-dimensional coordinate system, as shown by arrows in fig. 1 to 3, so as to facilitate the description of the relative position relationship between the components of the present invention, and not to limit the specific installation position of the positioning tool of the present invention, and a person skilled in the art may install the specific position of the positioning tool of the present invention that needs to be adjusted by himself.
Based on the structure, the first clamping component 4 and the second clamping component 5 synchronously move through the first driving mechanism 3, so that the aim of coarse adjustment of the frames with different sizes and specifications before clamping is fulfilled; the position adjustment of the first clamping component 4 relative to the second clamping component 5 is realized through the second driving mechanism 6, so that the purpose of fine adjustment of frames in different shapes before clamping is realized, and the stability and firmness of the frames in the clamping process are effectively ensured.
Further, in order to avoid the problem that the clamping is unstable due to the sliding between the support table 2 and the base table 1 along the X-axis direction in the process of clamping the frame by the first clamping assembly 4 and the second clamping assembly 5, referring to fig. 1-2, a sliding chute 11 extending along the Y-axis direction is formed on the base table 1, two sides of the sliding chute 11 along the Y-axis direction are respectively provided with a convex edge, the two convex edges are spaced to form a sliding chute seam extending along the Y-axis direction, for example, the cross section of the sliding chute 11 is in an inverted T shape; at least one positioning fastener 7 extending upwards along the Z-axis direction is arranged in the sliding groove 11 in a sliding mode, one end of the positioning fastener 7 is embedded into the sliding groove 11 and abuts against the convex edge, and the other end of the positioning fastener 7 penetrates through the sliding groove opening and is detachably connected with the supporting platform 2. Wherein, the one end of positioning fastener 7 embedding spout 11 has the T font head with the cross section matched with of spout 11, and the other end of positioning fastener 7 can be connected with can dismantling through modes such as spiro union or gluing or joint with a supporting bench 2.
In the embodiment of the present invention, referring to fig. 1 and 2, in order to realize the detachable connection between the positioning fastener 7 and the supporting platform 2, at least one connecting lug 21 is disposed on the supporting platform 2 of the present invention, the connecting lug 21 is preferably located on the side surface of the supporting platform 2 along the X-axis direction, the connecting lug 21 is provided with a connecting hole 211 for the positioning fastener 7 to pass through, and one side of the connecting hole 211 penetrates through the outer surface of the connecting lug 21 to form an insertion opening; one end of the positioning fastener 7 penetrating through the connecting hole 211 is provided with an external thread structure. When the positioning device is used, the first driving mechanism 3 drives the supporting platform 2 to slide in the X-axis direction and then perform coarse adjustment, after the coarse adjustment is finished, the positioning fastener 7 slides in the sliding groove 11 and is embedded into the connecting lug 21 from the insertion opening, and then the positioning fastener 7 is screwed on the end part of the positioning fastener 7 through the nut, so that the positioning fastener 7 and the supporting platform 2 are connected and positioned, and the positioning fastener 7 is used for limiting the supporting platform 2 to slide in the X-axis direction.
Further, the first driving mechanism 3 and the second driving mechanism 6 of the present invention are conventional linear driving mechanisms, such as an air cylinder, an electric cylinder, a motor-driven lead screw, a linear module, a belt drive, a linear slide block, and the like, and are selected according to actual use conditions. Referring to fig. 1, as an embodiment of the present invention, a first driving mechanism 3 of the present invention includes a first linear rail 31 and at least one first slider 32 slidably disposed on the first linear rail 31, the first linear rail 31 is connected to a first fixed platform 41 through an installation plate 8, and a supporting platform 2 is connected to the first slider 32. For example, referring to fig. 3, two first sliders 32 are disposed on the first linear guide 31 at an interval to improve the stability of the support platform 2 sliding on the first linear guide 31.
Further, referring to fig. 1 and 4, at least one adjusting groove 12 extending in the Y-axis direction is formed on the base platform 1, the locking assembly 9 is slidably disposed in the adjusting groove 12, and a locking groove 81 for cooperating with the locking assembly 9 is formed on the mounting plate 8. Specifically, the locking assembly 9 includes a bolt 91 and a latch 92 connected to the bolt 91, a head of the bolt 91 is slidably disposed in the adjusting groove 12, and the latch 92 is interference-fitted in the slot 81. Under the condition of considering the economy and the easy maintenance of the first linear sliding rail 31, the length of the first linear sliding rail 31 should not be too long, and meanwhile, under the condition that the positioning tool provided by the invention meets the positioning requirements of the vehicle frames with different lengths, the first linear sliding rail 31 can realize the sliding and fixing functions on the base platform 1, so that the position of the first linear sliding rail 31 on the base platform 1 is adjusted through the locking component 9 and the first linear sliding rail 31 is locked on the base platform 1, the operation is simple and convenient, and the maintainability is high.
Further, referring to fig. 1, in order to improve the sliding stability of the supporting table 2 on the base 1, the number of the first driving mechanisms 3 of the present invention is preferably two, and the two first driving mechanisms 3 are disposed at intervals along the X-axis direction.
Referring to fig. 1, as an embodiment of the present invention, the second driving mechanism 6 of the present invention includes a second linear slide rail 61, and at least one second slider 62 slidably disposed on the second linear slide rail 61, the second linear slide rail 61 is disposed on the support platform 2, and the second clamping block 51 is disposed on the second slider 62. For example, referring to fig. 3, a second slide block 62 is disposed on the second linear guideway 61.
Further, referring to fig. 1, in order to improve the sliding stability of the second clamping block 51 on the supporting table 2, the number of the second driving mechanisms 6 is two, and the two second driving mechanisms 6 are arranged at intervals along the X-axis direction.
Further, referring to fig. 1 and 2, in order to improve the stability of the frame between the first clamping block 42 and the second clamping block 51, the first clamping block 42 of the present invention is provided with a first positioning pin 10 for connecting the frame 100, and the second clamping block 51 is provided with a second positioning pin 20 for connecting the frame 100. During the use, first locating pin 10 and second locating pin 20 wear to establish the both sides of frame 100 respectively, through hanging first locating pin 10 and second locating pin 20 in order to hoist frame 100 to between first clamp block 42 and the second clamp block 51, rotate adjusting bolt 53 afterwards, adjusting bolt 53 drives the frame and slides along the X axle direction and make one side butt of frame 100 to locating piece 43 to press from both sides frame 100 steady clamp between first clamp component 4 and second clamp component 5.
In summary, the embodiment of the invention provides a positioning tool for frame measurement, which clamps two sides of a frame through a first clamping assembly 4 and a second clamping assembly 5, so that the displacement or swing of the frame is effectively limited, the stability is good, and the operation is simple. Meanwhile, the first clamping component 4 and the second clamping component 5 synchronously move through the first driving mechanism 3, so that the aim of coarse adjustment of the frames with different sizes and specifications before clamping is fulfilled; the position adjustment of the first clamping component 4 relative to the second clamping component 5 is realized through the second driving mechanism 6, so that the purpose of fine adjustment of frames in different shapes before clamping is realized, and the stability and firmness of the frames in the clamping process are effectively ensured.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The utility model provides a location frock for frame measurement which characterized in that includes:
a base station;
a support table;
the first driving mechanism is used for driving the supporting platform to slide along the X-axis direction relative to the base platform;
the first clamping assembly comprises a first fixing table fixed on the supporting table and a first clamping block arranged on the first fixing table, a first clamping groove is formed in the first clamping block, the inner side of the first clamping groove penetrates through the outer surface of the first clamping block along the X-axis direction, and a positioning block is arranged on the first clamping block; and
the second clamping assembly comprises a second clamping block and a second fixing table fixed on the supporting table, the second clamping block slides along the X-axis direction relative to the second fixing table through a second driving mechanism, a second clamping groove is formed in the second clamping block, the inner side of the second clamping groove penetrates through the outer surface of the second clamping block along the X-axis direction, and an adjusting bolt extending along the Y-axis direction penetrates through the side wall of the second clamping groove;
the first fixing table and the second fixing table are arranged at intervals along the Y-axis direction.
2. The positioning tool for vehicle frame measurement according to claim 1, wherein a sliding groove extending in the Y-axis direction is formed on the base, two sides of the sliding groove in the Y-axis direction are respectively provided with a protruding edge, and the two protruding edges are spaced to form a sliding groove seam extending in the Y-axis direction;
at least one positioning fastener extending upwards along the Z-axis direction is arranged in the sliding groove in a sliding mode, one end of the positioning fastener is embedded into the sliding groove and abuts against the convex edge, and the other end of the positioning fastener penetrates through the sliding groove opening and is detachably connected with the supporting platform.
3. The positioning tool for vehicle frame measurement according to claim 2, wherein the support platform is provided with at least one connecting lug, the connecting lug is provided with a connecting hole for the positioning fastener to pass through, and one side of the connecting hole penetrates through the outer surface of the connecting lug to form an insertion hole;
and an external thread structure is arranged at one end of the positioning fastener penetrating through the connecting hole.
4. The positioning tool for vehicle frame measurement according to claim 1, wherein the first driving mechanism comprises a first linear slide rail and at least one first sliding block slidably disposed on the first linear slide rail, the first linear slide rail is connected to the first fixing table through a mounting plate, and the support table is connected to the first sliding block.
5. The positioning tool for vehicle frame measurement according to claim 4, wherein the base platform is provided with at least one adjusting groove extending along the Y-axis direction, a locking component is slidably arranged in the adjusting groove, and the mounting plate is provided with a clamping groove matched and clamped with the locking component.
6. The positioning tool for vehicle frame measurement according to claim 5, wherein the locking assembly comprises a bolt and a fixture block connected with the bolt, the head of the bolt is slidably arranged in the adjusting groove, and the fixture block is in interference fit with the clamping groove.
7. The positioning tool for vehicle frame measurement according to any one of claims 4 to 6, wherein the number of the first driving mechanisms is two, and the two first driving mechanisms are arranged at intervals along the X-axis direction.
8. The positioning tool for vehicle frame measurement according to claim 1, wherein the second driving mechanism comprises a second linear slide rail and at least one second slider slidably disposed on the second linear slide rail, the second linear slide rail is disposed on the support platform, and the second clamping block is disposed on the second slider.
9. The positioning tool for vehicle frame measurement according to claim 8, wherein the number of the second driving mechanisms is two, and the two second driving mechanisms are arranged at intervals along the X-axis direction.
10. The positioning tool for vehicle frame measurement according to claim 1, wherein a first positioning pin for connecting the vehicle frame is arranged on the first clamping block, and a second positioning pin for connecting the vehicle frame is arranged on the second clamping block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110562512.7A CN113305755A (en) | 2021-05-21 | 2021-05-21 | Positioning tool for vehicle frame measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110562512.7A CN113305755A (en) | 2021-05-21 | 2021-05-21 | Positioning tool for vehicle frame measurement |
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| CN113305755A true CN113305755A (en) | 2021-08-27 |
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| CN202110562512.7A Pending CN113305755A (en) | 2021-05-21 | 2021-05-21 | Positioning tool for vehicle frame measurement |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113932692A (en) * | 2021-09-18 | 2022-01-14 | 东风柳州汽车有限公司 | Method for detecting, installing and adjusting parallelism of double rear axles of multi-axle vehicle |
| CN114346945A (en) * | 2022-01-26 | 2022-04-15 | 上汽大众汽车有限公司 | Split type hinge mounting fixture |
| CN114918853A (en) * | 2022-04-14 | 2022-08-19 | 东风柳州汽车有限公司 | Auxiliary clamp for connecting flange plate of automobile bridge test bed |
| CN115235663A (en) * | 2022-07-07 | 2022-10-25 | 东风柳州汽车有限公司 | Tire clamping device |
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Application publication date: 20210827 |