CN211283585U - Height adjusting mechanism and vehicle chassis checking fixture - Google Patents
Height adjusting mechanism and vehicle chassis checking fixture Download PDFInfo
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- CN211283585U CN211283585U CN201921863712.0U CN201921863712U CN211283585U CN 211283585 U CN211283585 U CN 211283585U CN 201921863712 U CN201921863712 U CN 201921863712U CN 211283585 U CN211283585 U CN 211283585U
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- bottom plate
- worm
- height
- loading board
- height adjusting
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Abstract
The utility model provides an utensil is examined to height adjusting mechanism and vehicle chassis, be in including bottom plate, range upon range of setting the loading board at bottom plate top and order about the loading board is relative bottom plate lift removal's actuating mechanism, the bottom plate with it is right to be connected with between the loading board it plays a plurality of guide bars of guide effect to be used for the lift removal of loading board, actuating mechanism sets up the bottom of bottom plate, and pass the bottom plate with the loading board is connected. The utility model discloses a set up one kind can independently adjust the tire height, and can integrate the high adjustment mechanism on the load-bearing platform to the realization is adjusted the relative height of wheel, thereby can realize adjusting each wheel to the target load that corresponds, with the different operating modes of simulation, and then the realization carries out the load simulation under the different operating modes to vehicle chassis and detects.
Description
Technical Field
The utility model relates to the technical field of vehicles, in particular to utensil is examined to height adjusting mechanism and vehicle chassis.
Background
The chassis is a combination formed by four parts of a transmission system, a running system, a steering system and a braking system on a vehicle, and mainly has the following functions: the automobile engine and all parts and assemblies thereof are supported and installed to form the integral shape of the automobile, bear the power of the engine, ensure normal running and the like.
With the improvement of the refinement requirement of the vehicle manufacturing industry, the product checking fixture is increasingly widely applied in the development stage, and the chassis checking fixture plays a sufficient role in strengthening the product detection means, expanding the development technology solution means and the system matching detection means.
Utensil is examined to chassis generally is including being used for bearing the load-bearing platform of vehicle chassis, among the prior art, the defect that utensil exists is examined to the chassis of using at present lies in: after the vehicle chassis is arranged on the bearing platform, the relative height of the wheels cannot be adjusted, so that the wheels are always at the same height, and the wheels cannot be accurately adjusted to the corresponding target load.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims at providing an utensil is examined to height adjusting mechanism and vehicle chassis to solve and to have now can't carry out the technical problem that load simulation under the different work condition detected to vehicle chassis.
The utility model provides a height adjusting mechanism, includes the bottom plate, range upon range of setting is in the loading board at bottom plate top and order about the loading board is relative bottom plate lift movement's actuating mechanism, the bottom plate with be connected with between the loading board and be used for right a plurality of guide bars that play the guide effect to the lift movement of loading board, actuating mechanism sets up the bottom of bottom plate, and pass the bottom plate with the loading board is connected.
Furthermore, at least one guide rod is provided with height scales.
Further, actuating mechanism includes driving piece and worm wheel screw mechanism, worm wheel screw mechanism include with the drive connecting rod that the driving piece is connected, install in worm wheel on the drive connecting rod and with worm wheel meshed's worm, the upper end of worm passes the bottom plate is connected the loading board.
Furthermore, the height adjusting mechanism further comprises a locking assembly, the locking assembly comprises an installation support and at least one locking piece, the transmission connecting rod is rotatably installed on the installation support, and the locking piece is in threaded connection with the installation support and locks the transmission connecting rod in an extrusion mode.
Further, the worm wheel screw rod mechanism further comprises a shell, the worm wheel is contained in the shell, and the worm is arranged on the shell in a penetrating mode.
Further, the driving part is a rocker hand wheel or a motor.
Further, height adjustment mechanism still includes spacing support, spacing support is located under the worm, when the worm descends to the lowest position support by leaning on the spacing support.
The utility model discloses another aspect still provides an utensil is examined to vehicle chassis, including the load-bearing platform that is used for bearing vehicle chassis, still include a plurality of foretell height adjusting mechanism, be equipped with a plurality of places on the load-bearing platform the holding tank of vehicle chassis's tire, each holding tank department sets up one height adjusting mechanism, height adjusting mechanism's bottom plate and actuating mechanism are fixed in on the load-bearing platform, height adjusting mechanism's loading board supports the tire, the bottom plate with the loading board is located in the holding tank.
Compared with the prior art: through setting up a height adjustment mechanism that can independently adjust tire height, and can integrate on load-bearing platform to the realization is adjusted the relative height of wheel, thereby can realize adjusting each wheel to the target load that corresponds, with the different operating modes of simulation, and then realize carrying out the load simulation under the different operating modes and detect vehicle chassis.
Drawings
Fig. 1 is an assembled perspective view of a height adjusting mechanism in a first embodiment of the present invention;
fig. 2 is an exploded perspective view of a height adjustment mechanism in a first embodiment of the present invention;
fig. 3 is an assembled perspective view of a height adjusting mechanism in a second embodiment of the present invention;
fig. 4 is an assembled perspective view of a height adjusting mechanism in a third embodiment of the present invention;
fig. 5 is an assembled perspective view of a vehicle chassis checking fixture in a fourth embodiment of the present invention;
FIG. 6 is an enlarged view taken at I of FIG. 5;
fig. 7 is an assembled perspective view of the vehicle chassis testing fixture in the fourth embodiment of the present invention at another angle.
Description of the main element symbols:
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10 | |
11 |
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12 | |
13 |
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14 | |
111 |
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131 | Worm wheel |
132 |
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1321 | |
1322 |
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1323 | |
141 |
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142 | |
151 |
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16 | |
20 |
| Accommodating |
21 | |
15 |
The following detailed description of the invention will be further described in conjunction with the above-identified drawings.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 2, a height adjusting mechanism 10 according to a first embodiment of the present invention is shown, which includes a bottom plate 11, a loading plate 12 stacked on top of the bottom plate 11, a driving mechanism 13 for driving the loading plate 12 to move up and down relative to the bottom plate 11, and a locking assembly 14 for locking the driving mechanism 13 to keep the loading plate 12 at a desired height, wherein:
a plurality of guide rods 15 used for guiding the lifting movement of the bearing plate 12 are connected between the bottom plate 11 and the bearing plate 12, the guide rods 15 penetrate through the bottom plate 11 and are in sliding fit with the bottom plate 11, and the upper ends of the guide rods 15 are fixedly connected with the bearing plate 12. Specifically, in the present embodiment, the number of the guide rods 15 is preferably 4, and the 4 guide rods 15 are arranged in a rectangle and located at 4 corner points of the rectangle. In other embodiments, the number of the guide rods 15 is not limited, and may be increased or decreased according to actual requirements, for example, 3 guide rods 15 arranged in an isosceles triangle may be further provided. In addition, the bottom plate 11 is provided with a plurality of fixing brackets 111 at the periphery, and the bottom plate 11 can be screwed and fixed on a carrier (such as a bearing platform) through the fixing brackets 111.
The driving mechanism 13 is disposed at the bottom of the bottom plate 11 and penetrates through the bottom plate 11 to be connected to the bearing plate 12, in this embodiment, the driving mechanism 13 includes a driving member 131 and a worm screw mechanism 132, the worm screw mechanism 132 includes a transmission link 1321 connected to the driving member 131, a worm wheel mounted on the transmission link 1321, and a worm 1322 engaged with the worm wheel, an upper end of the worm 1322 penetrates through the bottom plate 11 and is connected to the bearing plate 12, when the driving member 131 drives the transmission link 1321 to rotate, the worm wheel synchronously rotates along with the transmission link 1321 to drive the worm 1322 to move up or down, so as to drive the bearing plate 12 to move up and down relative to the bottom plate 11.
In addition, in order to protect the worm 1322 and the worm wheel, the worm wheel screw mechanism 132 further includes a housing 1323, the worm wheel is accommodated in the housing 1323, and the worm 1322 is slidably disposed on the housing 1323. In the present embodiment, the driving member 131 is a rocker hand wheel, so as to drive the transmission link 1321 to rotate by manually shaking the rocker hand wheel. In other embodiments, the driving member 131 may be a motor, such as a direct drive motor, to automatically drive the transmission link 1321 to rotate. In other embodiments, a rack and pinion transmission mechanism, a ball screw transmission mechanism, a moving linear module, etc. may be used to replace the worm screw 132 in this embodiment, or the driving mechanism 13 may also use a direct-drive device such as an air cylinder, a hydraulic rod, etc. to directly drive the carrier plate 12 to move up and down.
The locking assembly 14 includes a mounting bracket 141 and a locking member 142, the transmission link 1321 is rotatably mounted on the mounting bracket 141 through a bearing, the locking member 142 can be a bolt, the locking member 142 is screwed on the mounting bracket 141, and locks the transmission link 1321 in a pressing manner, that is, when the loading plate 12 is lifted or lowered to a desired height, the locking member 142 is screwed so that the locking member 142 presses the transmission link 1321 to give a rotational friction resistance to the transmission link 1321 to limit the transmission link 1321 from continuing to rotate, and because the worm screw 132 has a higher transmission ratio, the locking member 142 gives a small portion of friction resistance to the transmission link 1321, so that the loading plate 12 can bear a larger weight and still be maintained at the desired height. In order to further ensure the locking reliability, the locking member 142 may be provided in plurality, or a friction-increasing structure, such as a frosted surface, an anti-slip wave, a rubber pad, or the like, may be provided on the pressing end surface of the locking member 142 and/or the pressed portion of the transmission link 1321.
In some alternative embodiments, a plurality of height adjustment mechanisms 10 may be integrated on a carrying platform of the vehicle chassis inspection device (the integration manner is shown in fig. 6), so that each tire on the vehicle chassis is supported on a different height adjustment mechanism 10, and thus the relative height of each wheel can be adjusted independently, so that each tire can be adjusted to a respective required height according to different working conditions, and not only each tire is located at the same height, thereby simulating different working conditions. However, the present invention is not limited thereto, and in other embodiments, the height adjusting mechanism 10 may also be applied to any application scene requiring the height of the object to be adjusted.
To sum up, the utility model discloses high adjustment mechanism in the middle of the above-mentioned embodiment can adjust the relative height of wheel to can realize adjusting each wheel to the target load that corresponds, with the different operating modes of simulation, and then realize carrying out the load simulation under the different operating modes and detect vehicle chassis.
Referring to fig. 3, a height adjusting mechanism 10 according to a second embodiment of the present invention is shown, where the height adjusting mechanism 10 of the present embodiment is different from the height adjusting mechanism 10 of the first embodiment in that:
one of the guide rods 15 is provided with a height scale 151, and the height scale 141 is used for calibrating the relative height of the support plate 12, so that the support plate 12 can be conveniently controlled to be lifted and lowered, and each wheel can be accurately adjusted to a corresponding target load. In other embodiments, a plurality of guide rods 15 may be provided with height scales 151.
It should be noted that the device provided by the second embodiment of the present invention, which implements the same principle and produces some technical effects as the first embodiment, can refer to the corresponding contents in the first embodiment for the sake of brief description, where this embodiment is not mentioned.
Referring to fig. 4, a height adjusting mechanism 10 according to a third embodiment of the present invention is shown, where the height adjusting mechanism 10 of the present embodiment is different from the height adjusting mechanism 10 of the first embodiment in that:
the height adjusting mechanism 10 further comprises a limit seat 16, wherein the limit seat 16 is arranged right below the worm 1322 and abuts against the limit seat 16 when the worm 1322 descends to the lowest position, so that the limit position of the descending worm 1322 is limited, and the descending limit height of the support plate 12 is further limited.
It should be noted that the third embodiment of the present invention provides a device, which has the same implementation principle and produces some technical effects as the first embodiment, and for the sake of brief description, the corresponding contents in the first embodiment can be referred to where this embodiment is not mentioned.
In another aspect of the present invention, a vehicle chassis testing fixture is further provided, please refer to fig. 5-7, which illustrates the vehicle chassis testing fixture in the fourth embodiment of the present invention, which includes a supporting platform 20 for supporting a vehicle chassis (not shown) and a plurality of height adjusting mechanisms 30 disposed on the supporting platform 20, wherein the height adjusting mechanisms 30 are height adjusting mechanisms 30 in any of the above embodiments. The bearing platform 20 is provided with a plurality of accommodating grooves 21 for accommodating tires of a vehicle chassis, each accommodating groove 21 is provided with a height adjusting mechanism 10, a bottom plate of the height adjusting mechanism 10, a driving mechanism 13 and a locking assembly 14 are fixed on the bearing platform 20, a bearing plate 12 of the height adjusting mechanism 30 is used for supporting the tires, and the bottom plate of the height adjusting mechanism 10 and the bearing plate 12 are arranged in the accommodating grooves 21.
Specifically, the bottom plate is screwed and fixed on the bearing platform 20 through a fixing bracket thereon, and both the housing 1323 of the driving mechanism 13 and the mounting bracket 141 of the locking assembly 14 are screwed and fixed on the bearing platform 20.
To sum up, utensil is examined to vehicle chassis among this embodiment through integrating a plurality of height adjustment mechanism 10 that can independently adjust tire height on load-bearing platform 20 to the realization is adjusted the relative height of each wheel, thereby simulates different operating modes, and then realizes carrying out the load simulation under the different operating modes to vehicle chassis and detecting.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. The utility model provides a height adjusting mechanism, its characterized in that includes the bottom plate, range upon range of setting is in the loading board at bottom plate top and order about the loading board is relative bottom plate lift movement's actuating mechanism, the bottom plate with be connected with between the loading board and be used for right a plurality of guide bars that play the guide effect to the lift movement of loading board, actuating mechanism sets up the bottom of bottom plate, and pass the bottom plate with the loading board is connected.
2. The height adjustment mechanism of claim 1, wherein at least one of the guide rods is provided with a height scale.
3. The height adjustment mechanism of claim 1, wherein the driving mechanism comprises a driving member and a worm screw mechanism, the worm screw mechanism comprises a transmission link connected with the driving member, a worm wheel mounted on the transmission link, and a worm engaged with the worm wheel, and an upper end of the worm penetrates through the bottom plate and is connected with the bearing plate.
4. The height adjustment mechanism of claim 3, further comprising a locking assembly, the locking assembly including a mounting bracket and at least one locking member, the drive link being rotatably mounted to the mounting bracket, the locking member being threadably coupled to the mounting bracket and compressively locking the drive link.
5. The height adjustment mechanism of claim 3, wherein the worm screw mechanism further comprises a housing, the worm wheel is accommodated in the housing, and the worm is disposed on the housing.
6. A height adjustment mechanism as claimed in any one of claims 3 to 5, wherein the drive member is a rocker hand wheel or an electric motor.
7. The height adjustment mechanism of claim 3, further comprising a limit abutment disposed directly below the worm, the limit abutment abutting against the limit abutment when the worm is lowered to a lowermost position.
8. A vehicle chassis testing fixture comprises a bearing platform for bearing a vehicle chassis, and is characterized by further comprising a plurality of height adjusting mechanisms according to any one of claims 1 to 7, wherein a plurality of accommodating grooves for accommodating tires of the vehicle chassis are formed in the bearing platform, one height adjusting mechanism is arranged at each accommodating groove, a bottom plate and a driving mechanism of each height adjusting mechanism are fixed on the bearing platform, a bearing plate of each height adjusting mechanism supports the tires, and the bottom plate and the bearing plate are arranged in the accommodating grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921863712.0U CN211283585U (en) | 2019-10-31 | 2019-10-31 | Height adjusting mechanism and vehicle chassis checking fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921863712.0U CN211283585U (en) | 2019-10-31 | 2019-10-31 | Height adjusting mechanism and vehicle chassis checking fixture |
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| Publication Number | Publication Date |
|---|---|
| CN211283585U true CN211283585U (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921863712.0U Active CN211283585U (en) | 2019-10-31 | 2019-10-31 | Height adjusting mechanism and vehicle chassis checking fixture |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113049273A (en) * | 2021-02-19 | 2021-06-29 | 浙江吉利控股集团有限公司 | Four-wheel positioning parameter calibrating device |
| CN116802095A (en) * | 2021-01-25 | 2023-09-22 | 株式会社明电舍 | Vehicle inspection device |
-
2019
- 2019-10-31 CN CN201921863712.0U patent/CN211283585U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116802095A (en) * | 2021-01-25 | 2023-09-22 | 株式会社明电舍 | Vehicle inspection device |
| CN113049273A (en) * | 2021-02-19 | 2021-06-29 | 浙江吉利控股集团有限公司 | Four-wheel positioning parameter calibrating device |
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