CN212779734U - Four-wheel aligner axle load calibration device - Google Patents
Four-wheel aligner axle load calibration device Download PDFInfo
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- CN212779734U CN212779734U CN202022168185.0U CN202022168185U CN212779734U CN 212779734 U CN212779734 U CN 212779734U CN 202022168185 U CN202022168185 U CN 202022168185U CN 212779734 U CN212779734 U CN 212779734U
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- wheel aligner
- jack
- calibration device
- pressure sensor
- fixing frame
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Abstract
The utility model discloses a four-wheel aligner axle load calibration device, which comprises a four-wheel aligner and a calibration device arranged on the four-wheel aligner, wherein the calibration device comprises a gantry fixing frame, a jack, a pressure sensor and a roller reinforcing plate; the gantry fixing frame is fixedly arranged on a cover plate on the top surface of the four-wheel aligner through bolts; the jack is vertically arranged, and the top end of the jack is fixedly arranged on a cross beam of the gantry fixing frame; the outlet rod at the bottom end of the jack is in threaded connection with the pressure sensor; the pressure sensor is in threaded connection with the roller stressing plate. The utility model discloses a for the vertical power of jack loading, vertical power is passed through pressure sensor and is exerted on the cylinder, and pressure sensor can read the numerical value size of loading power. The result is compared with an axle load measuring sensor configured by the four-wheel aligner for correction; the mechanism is simple to operate, high in measurement accuracy and capable of realizing linear continuous loading.
Description
Technical Field
The utility model relates to a vehicle detection technology field especially relates to a four-wheel aligner axle load calibration device.
Background
The four-wheel alignment detection of a vehicle is one of necessary items of automobile safety detection, the main functions of the four-wheel alignment detection are functions of testing wheel alignment parameters and the like, along with the development of science and technology, the four-wheel alignment instruments are integrated more and more, and a plurality of four-wheel alignment instruments are integrated with an axle load testing function at present. The axle load testing precision directly influences the braking performance of the vehicle, so the calibration of the axle load test is also of great importance,
At present, weights are adopted for calibrating most four-wheel aligner axle load tables, the scheme is simple and direct, but the defects are obvious, and firstly, the weights are too heavy and the operability is too poor; and secondly, the precision is poor, the weights are in fixed specifications, and the testing linear precision is poor. Part of European countries adopt rotary loading, and load is applied through a screw, but equipment is often used, friction loss influences testing precision, and the phenomenon of jamming easily appears in the rotation type.
Therefore, it is needed to design a four-wheel aligner axle load calibration device.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a four-wheel aligner axle load calibration device to solve the problem that above-mentioned prior art exists, can realize continuous loading, and this device measuring accuracy is high, convenient operation uses reliably.
In order to achieve the above object, the utility model provides a following scheme: the utility model provides a four-wheel aligner axle load calibration device, which comprises a four-wheel aligner and a calibration device arranged on the four-wheel aligner, wherein the calibration device comprises a gantry fixing frame, a jack, a pressure sensor and a roller reinforcing plate; the gantry fixing frame is fixedly arranged on the top cover plate of the four-wheel aligner through bolts;
the jack is vertically arranged, and the top end of the jack is fixedly arranged on a cross beam of the gantry fixing frame; the outlet rod at the bottom end of the jack is in threaded connection with the tension transmission part at the top end of the pressure sensor through a bolt and a joint bearing; and the other tension transmission part at the bottom end of the pressure sensor is in threaded connection with the roller stressing plate.
The roller stress plate comprises a stress plate at the top end and a four-wheel aligner roller limited on the bottom surface of the stress plate; the four-wheel aligner roller is provided with at least two.
The bottom surface of the gusset plate is also provided with two limiting columns, and the limiting columns correspond to the positions of the four-wheel aligner roller.
Preferably, the limiting columns are two, and the force application plate is prevented from being separated from the four-wheel aligner roller.
The gantry fixing frame main body is formed by connecting structural steel and plates through welding or bolts.
A guide plate is also arranged; the guide plate is arranged on the gantry fixing frame and is horizontally arranged; the bottom end of the jack is fixedly arranged on the guide plate.
Preferably, the guide plate is arranged to ensure that the loading direction of the jack is vertical downwards.
The jack adopts a hand-operated jack; the pressure sensor adopts an S-shaped pull pressure sensor.
Furthermore, the manual force application mode of the hand-operated jack adopts a manual force application rod force application mode; and the joint of the S-shaped pull pressure sensor and the hand-operated jack can be movably connected by adopting a joint bearing, so that the flexibility is strong.
The utility model discloses a following technological effect: the utility model discloses a for the vertical power of jack loading, vertical power is passed through pressure sensor and is exerted on the cylinder, and pressure sensor can read the numerical value size of loading power. The result is compared with an axle load measuring sensor configured by the four-wheel aligner for correction.
In order to make the correction result accurate, continuous linear loading is needed, and the more sampling points, the more accurate the result; the mechanism is simple to operate, high in measurement accuracy and capable of realizing linear continuous loading.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic view of the overall structure of the present invention.
Wherein, the device comprises a gantry fixing frame 1, a jack 2, a guide plate 3, a joint bearing 4, a pressure sensor 5, a roller stressing plate 6, a four-wheel aligner roller 7 and a limiting column 8.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
The utility model provides a four-wheel aligner axle load calibration device, which comprises a four-wheel aligner and a calibration device arranged on the four-wheel aligner, wherein the calibration device comprises a gantry fixing frame 1, a jack 2, a pressure sensor 5 and a roller reinforcing plate 6; the gantry fixing frame 1 is fixedly arranged on a cover plate on the top surface of the four-wheel aligner through bolts;
the jack 2 is vertically arranged, and the top end of the jack 2 is fixedly arranged on a cross beam of the gantry fixing frame 1; the outlet rod at the bottom end of the jack 2 is in transmission connection with the tension transmission part at the top end of the pressure sensor 5 through a bolt and a joint bearing 4; the other tension transmission part at the bottom end of the pressure sensor 5 is in threaded connection with the roller stressing plate 6.
The roller stress plate 6 comprises a stress plate at the top end and a four-wheel aligner roller 7 limited on the bottom surface of the stress plate; the four-wheel aligner cylinder 7 is provided with at least two.
The bottom surface of the gusset plate is also provided with two limit columns 8, and the position of each limit column 8 corresponds to the position of the roller 7 of the four-wheel aligner.
The main body of the gantry fixing frame 1 is formed by welding or bolt connection of structural steel and plates.
A guide plate 3 is also arranged; the guide plate 3 is arranged on the gantry fixing frame 1 and is horizontally arranged; the bottom end of the jack 2 is fixedly arranged on the guide plate 3.
The jack 2 adopts a hand-operated jack; the pressure sensor 5 adopts an S-shaped pull pressure sensor.
The utility model discloses a following technological effect: the utility model discloses a for the vertical power of jack loading, vertical power is passed through pressure sensor and is exerted on the cylinder, and pressure sensor can read the numerical value size of loading power. The result is compared with an axle load measuring sensor configured by the four-wheel aligner for correction.
In order to make the correction result accurate, continuous linear loading is needed, and the more sampling points, the more accurate the result; the mechanism is simple to operate, high in measurement accuracy and capable of realizing linear continuous loading.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (6)
1. The utility model provides a four-wheel aligner axle load calibration device, include the four-wheel aligner and set up in calibration device on the four-wheel aligner, its characterized in that: the calibration device comprises a gantry fixing frame (1), a jack (2), a pressure sensor (5) and a roller stressing plate (6); the gantry fixing frame (1) is fixedly arranged on a cover plate on the top surface of the four-wheel aligner through bolts;
the jack (2) is vertically arranged, and the top end of the jack (2) is fixedly arranged on a cross beam of the gantry fixing frame (1); a rod at the bottom end of the jack (2) is in transmission connection with a tension transmission part at the top end of the pressure sensor (5) through a bolt and a joint bearing (4); the other tension transmission part at the bottom end of the pressure sensor (5) is in threaded connection with the roller stressing plate (6).
2. The four-wheel aligner axle weight calibration device according to claim 1, wherein: the roller stress plate (6) comprises a stress plate at the top end and a four-wheel aligner roller (7) limited on the bottom surface of the stress plate; the four-wheel aligner roller (7) is provided with at least two rollers.
3. The four-wheel aligner axle weight calibration device according to claim 2, wherein: the bottom surface of the gusset plate is also provided with two limiting columns (8), and the limiting columns (8) correspond to the four-wheel aligner roller (7).
4. The four-wheel aligner axle weight calibration device according to claim 1, wherein: the main body of the gantry fixing frame (1) is formed by welding or bolt connection of structural steel and plates.
5. The four-wheel aligner axle weight calibration device according to claim 1, wherein: the calibration device is also provided with a guide plate (3); the guide plate (3) is arranged on the gantry fixing frame (1) and is horizontally arranged; the bottom end of the jack (2) is fixedly arranged on the guide plate (3).
6. The four-wheel aligner axle weight calibration device according to claim 1, wherein: the jack (2) adopts a hand-operated jack; the pressure sensor (5) adopts an S-shaped pull pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022168185.0U CN212779734U (en) | 2020-09-28 | 2020-09-28 | Four-wheel aligner axle load calibration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022168185.0U CN212779734U (en) | 2020-09-28 | 2020-09-28 | Four-wheel aligner axle load calibration device |
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| Publication Number | Publication Date |
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| CN212779734U true CN212779734U (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022168185.0U Active CN212779734U (en) | 2020-09-28 | 2020-09-28 | Four-wheel aligner axle load calibration device |
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| CN (1) | CN212779734U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113310624A (en) * | 2021-06-24 | 2021-08-27 | 吉林大学 | Parking braking force sensor calibrating device |
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2020
- 2020-09-28 CN CN202022168185.0U patent/CN212779734U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113310624A (en) * | 2021-06-24 | 2021-08-27 | 吉林大学 | Parking braking force sensor calibrating device |
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