CN110207563B - Pedal height difference measuring device and measuring method - Google Patents
Pedal height difference measuring device and measuring method Download PDFInfo
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- CN110207563B CN110207563B CN201910385353.0A CN201910385353A CN110207563B CN 110207563 B CN110207563 B CN 110207563B CN 201910385353 A CN201910385353 A CN 201910385353A CN 110207563 B CN110207563 B CN 110207563B
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- slide rail
- height difference
- pedal
- measuring device
- slider
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0025—Measuring of vehicle parts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to a device and a method for measuring height difference of a pedal, which comprises a first slide rail, a second slide rail and a first cross rod for connecting the first slide rail and the second slide rail, wherein a first slide block and a first rocker arm mutually hinged with the first slide block are arranged on the first slide rail, a first angle ruler is arranged at the hinged position of the first slide block and the first rocker arm, the first slide block is fixed on the first slide rail through the first cross rod, a second slide block and a second rocker arm mutually hinged with the second slide block are arranged on the second slide rail, a second angle ruler is arranged at the hinged position of the second slide block and the second rocker arm, the second slide block and the second rocker arm can slide along the length direction of the second slide rail, and a displacement ruler is arranged on the second slide rail along the length direction. The invention is simple, accurate in measurement and beneficial to saving cost.
Description
Technical Field
The invention relates to the technical field of pedal measurement, in particular to a pedal height difference measuring device and a pedal height difference measuring method.
Background
In the current whole vehicle man-machine development process, the pedal height difference is taken as an important man-machine index, and the operation convenience of a driver is seriously influenced. At the present stage, two methods are mainly used for measuring the height difference of the pedal, namely, two rulers are directly used for measuring on a real vehicle; and secondly, scanning the three pedals and the carpet by using a scanner, processing the scanned point cloud by using software, and measuring the height difference of the pedals after fitting the data. Both methods have certain disadvantages, and the development of man-machine development work is seriously restricted.
In order to overcome the above problems, the present chinese utility model patent (CN 204831094U) discloses a measuring device for measuring the distance and height difference between a brake pedal and an accelerator pedal, which includes: the first measuring mechanism comprises a first measuring scale, the first measuring scale comprises a first scale part, the first scale part is in a cylindrical strip shape, and the side surface of the first scale part is provided with a first scale value; the second measuring mechanism comprises a second measuring scale, the second measuring scale is sheet-shaped and can be sleeved on the first scale part of the first measuring scale in a sliding and rotating way; the second measuring scale is provided with a second scale part, and the radius from each point on the edge of the second scale part to the center of the rotating circle is different; and the second scale division is marked with a second scale value, and each second scale value marks the radius of the corresponding point. Although the horizontal distance and the height difference can be measured simultaneously, the device has high manufacturing precision and high cost; in addition, in the manufacturing process, because the second measuring scale is of an irregular curved surface structure, if the precision of the second measuring scale cannot be ensured, the whole measuring precision can be influenced.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the problems of low measurement precision and high cost in the prior art, and provide a pedal height difference measuring device and a pedal height difference measuring method which are beneficial to improving the measurement precision and have low cost.
In order to solve the technical problem, the pedal height difference measuring device provided by the invention comprises a first slide rail, a second slide rail and a first cross rod connecting the first slide rail and the second slide rail, wherein a first slide block and a first rocker arm mutually hinged with the first slide block are arranged on the first slide rail, a first angle ruler is arranged at the hinged position of the first slide block and the first rocker arm, the first slide block is fixed on the first slide rail through the first cross rod, a second slide block and a second rocker arm mutually hinged with the second slide block are arranged on the second slide rail, a second angle ruler is arranged at the hinged position of the second slide block and the second rocker arm, the second slide block and the second rocker arm can slide along the length direction of the second slide rail, and a displacement ruler is arranged on the second slide rail along the length direction.
In one embodiment of the present invention, the length direction of the first slide rail is parallel to the length direction of the second slide rail.
In an embodiment of the present invention, the first slide rail and the second slide rail are connected by a second cross bar, and a length direction of the second cross bar is parallel to a length direction of the first cross bar.
In one embodiment of the invention, the first rocker arm and the second rocker arm are the same length; the first slide rail and the second slide rail have the same length.
In one embodiment of the present invention, the distance between the first slide rail and the second slide rail is synchronously adjusted by the first cross bar and the second cross bar.
In one embodiment of the invention, the hinge point of the first rocker arm and the first sliding block is coincident with the starting point of the displacement ruler.
In one embodiment of the present invention, after being folded, the first rocker arm is attached to the surface of the first slide rail; and the second rocker arm is folded and attached to the surface of the second slide rail.
The invention also provides a pedal height difference measuring method, which comprises the following steps: laying the pedal height difference measuring device under the pedal; adjusting the first rocker arm to the position of a brake pedal, recording the value of a first angle scale, adjusting the second rocker arm to the position of an accelerator pedal, and enabling the value of a second angle scale to be the same as the value of the first angle scale; and reading the displacement of the second slide block on the second slide rail, and calculating the height difference of the pedal.
In one embodiment of the invention, the pedal height difference measuring device is laid on a carpet.
In one embodiment of the invention, the height difference of the pedals is calculated by trigonometric function.
Compared with the prior art, the technical scheme of the invention has the following advantages:
according to the pedal height difference measuring device and the pedal height difference measuring method, the angle difference between the pedals can be calculated through displacement and angle, the whole device is simple, convenient and fast, and accurate in measurement, and in addition, the test can be completed independently by one person, so that the labor cost is greatly saved.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the embodiments of the present disclosure taken in conjunction with the accompanying drawings, in which
FIG. 1 is a schematic view of a step height difference measuring device according to the present invention;
FIG. 2 is a schematic view of a second slider and second rocker arm of the present invention;
FIG. 3 is a schematic perspective view of the step height difference measuring device of the present invention;
FIG. 4 is a flow chart of a method of measuring the step height differential of the present invention.
The specification reference numbers indicate: 11A-first slide rail, 11B-second slide rail, 12A-first cross bar, 12B-second cross bar, 13A-first slide block, 13B-second slide block, 14A-first rocker arm, 14B-second rocker arm and 20-carpet.
Detailed Description
Example one
As shown in fig. 1, 2 and 3, the present embodiment provides a pedal height difference measuring device, which includes a first slide rail 11A, a second slide rail 11B and a first cross bar 12A connecting the first slide rail 11A and the second slide rail 11B, the first slide rail 11A is provided with a first slider 13A and a first swing arm 14A mutually hinged with the first slider 13A, a first angle ruler is provided at a hinge joint of the first slider 13A and the first swing arm 14A, the first slider 13A is fixed on the first slide rail 11A through the first cross bar 12A, the second slide rail 11B is provided with a second slider 13B and a second swing arm 14B mutually hinged with the second slider 13B, a second angle ruler is provided at a hinge joint of the second slider 13B and the second swing arm 14B, the second slider 13B and the second swing arm 14B can slide along a length direction of the second slide rail 11B, and a displacement ruler is arranged along the length direction of the second slide rail 11B.
The pedal height difference measuring device of the embodiment includes a first slide rail 11A, a second slide rail 11B, and a first cross bar 12A connecting the first slide rail 11A and the second slide rail 11B, so as to facilitate forming a base, a first slider 13A and a first rocker 14A hinged to the first slider 13A are disposed on the first slide rail 11A, so as to facilitate rotating the first rocker 14A along the first slider 13A, a first angle ruler is disposed at a hinge of the first slider 13A and the first rocker 14A, and is used for measuring a rotating angle of the first rocker 14A, and the first slider 13A is fixed on the first slide rail 11A through the first cross bar 12A, so that a position of the first slider 13A is always unchanged; the second slide rail 11B is provided with a second slider 13B and a second rocker 14B mutually hinged with the second slider 13B, so as to facilitate the rotation of the second rocker 14B along the second slider 13B, a second angle ruler is arranged at the hinged position of the second slider 13B and the second rocker 14B and is used for measuring the rotation angle of the second rocker 14B, the second slider 13B and the second rocker 14B can slide along the length direction of the second slide rail 11B, the second slide rail 11B is provided with a displacement ruler along the length direction, the angle difference between the pedals can be calculated through the displacement of the second slider 13B on the second slide rail 11B and the rotation angle of the second rocker 14B, the whole device is not only simple, but also convenient and fast, the measurement is accurate, and in addition, the test can be completed by a single person independently, thereby greatly saving the labor cost.
The length direction of the first slide rail 11A is parallel to the length direction of the second slide rail 11B, so that the height difference of the pedal can be calculated conveniently. In order to ensure the stability of the whole device, the first slide rail 11A and the second slide rail 11B are connected by a second cross bar 12B, and the length direction of the second cross bar 12B is parallel to the length direction of the first cross bar 12A. The first rocker arm 14A and the second rocker arm 14B are the same length for accurate calculation of the pedal height difference; the first slide rail 11A and the second slide rail 11B have the same length. The distance between the first slide rail 11A and the second slide rail 11B is synchronously adjusted through the first cross bar 12A and the second cross bar 12B, so that the size of the whole device has adjustability.
The hinge point of the first rocker 14A and the first sliding block 13A coincides with the starting point of the displacement ruler on the second sliding rail 11B, so that the accuracy of calculating the height of the pedal is guaranteed. The folded first rocker arm 14A is attached to the surface of the first slide rail 11A; the second swing arm 14B is folded and attached to the surface of the second slide rail 11B, thereby saving space.
In this embodiment, the first rocker arm 14A and the second rocker arm 14B have the same length, and the value is 300mm to 500 mm. The first slide rail 11A and the second slide rail 11B are the same in length and take the value of 300mm-500 mm. When the pedal height difference measuring device is used, the pedal height difference measuring device is matched with the carpet 20 for use, and the measuring effect is good.
Example two:
as shown in fig. 3 and 4, the present embodiment provides a method for measuring a step height difference, comprising the following steps: step S1: laying the pedal height difference measuring device of the first embodiment below the pedal; step S2: adjusting the first rocker arm 14A to the position of a brake pedal, recording the value of a first angle scale, adjusting the second rocker arm 14B to the position of an accelerator pedal, and enabling the value of a second angle scale to be the same as the value of the first angle scale; and step S3, reading the displacement of the second slide block 13B on the second slide rail 11B, and calculating the height difference of the pedal.
In the step S1, the step height difference measuring device according to the first embodiment is laid under the pedal, which is beneficial to ensuring the measuring effect; in step S2, the first swing arm 14A is adjusted to the position of the brake pedal and the value of the first angle scale is recorded, and the second swing arm 14B is adjusted to the position of the accelerator pedal and the value of the second angle scale is made to be the same as the value of the first angle scale, so as to ensure that the angle of the accelerator pedal is the same as the angle of the brake pedal; in the step S3, the displacement of the second slider 13B on the second slide rail 11B is read, and the height difference of the pedal can be calculated by the displacement of the second slider 13B on the second slide rail 11B and the rotation angle of the second swing arm 14B.
In order to ensure the accuracy of the measurement, the pedal height difference measuring device is laid on the carpet 20. The height difference of the pedals is calculated through a trigonometric function relation. Specifically, if the angle of the accelerator pedal and the angle of the brake pedal are both θ, and the displacement of the second slider 13B on the second slide rail 11B is L, the pedal height difference H = L × sin θ.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. A pedal height difference measuring device is characterized in that: including first slide rail, second slide rail and connection first slide rail with the first horizontal pole of second slide rail, be equipped with first slider on the first slide rail and with first slider articulated first rocking arm each other, first slider with the articulated department of first rocking arm is equipped with first angle chi, first slider passes through first horizontal pole is fixed on the first slide rail, be equipped with the second slider on the second slide rail and with the mutual articulated second rocking arm of second slider, the second slider with the articulated department of second rocking arm is equipped with the second angle chi, the second slider with the second rocking arm can be followed the length direction of second slide rail slides, just the second slide rail is equipped with the displacement chi along length direction.
2. The pedal height difference measuring device according to claim 1, wherein: the length direction of the first slide rail is parallel to the length direction of the second slide rail.
3. The pedal height difference measuring device according to claim 2, wherein: the first slide rail and the second slide rail are connected through a second cross rod, and the length direction of the second cross rod is parallel to the length direction of the first cross rod.
4. The pedal height difference measuring device according to claim 3, wherein: the first rocker arm and the second rocker arm are the same in length; the first slide rail and the second slide rail have the same length.
5. The pedal height difference measuring device according to claim 4, wherein: the distance between the first sliding rail and the second sliding rail is synchronously adjusted through the first cross rod and the second cross rod.
6. The pedal height difference measuring device according to claim 1, wherein: the distance between the hinged point of the first rocker arm and the first sliding block and one end of the first sliding rail is equal to the distance between the starting point of the displacement ruler and one end of the second sliding rail.
7. The pedal height difference measuring device according to claim 1, wherein: the folded first rocker arm is attached to the surface of the first sliding rail; and the second rocker arm is folded and attached to the surface of the second slide rail.
8. A method for measuring the height difference of a pedal is characterized by comprising the following steps:
step S1: laying the step height difference measuring device according to any one of claims 1 to 7 under the step;
step S2: adjusting the first rocker arm to the position of a brake pedal, recording the value of a first angle scale, adjusting the second rocker arm to the position of an accelerator pedal, and enabling the value of a second angle scale to be the same as the value of the first angle scale;
step S3: and reading the displacement of the second slide block on the second slide rail, and calculating the height difference of the pedal.
9. The pedal height difference measuring method according to claim 8, wherein: the pedal height difference measuring device is laid on the carpet.
10. The pedal height difference measuring method according to claim 8, wherein: the height difference of the pedals is calculated through a trigonometric function relation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910385353.0A CN110207563B (en) | 2019-05-09 | 2019-05-09 | Pedal height difference measuring device and measuring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910385353.0A CN110207563B (en) | 2019-05-09 | 2019-05-09 | Pedal height difference measuring device and measuring method |
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| Publication Number | Publication Date |
|---|---|
| CN110207563A CN110207563A (en) | 2019-09-06 |
| CN110207563B true CN110207563B (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910385353.0A Active CN110207563B (en) | 2019-05-09 | 2019-05-09 | Pedal height difference measuring device and measuring method |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19611901C1 (en) * | 1996-03-26 | 1997-05-07 | Mak System Gmbh | Ground clearance detection device for mine clearance vehicle |
| CN201926391U (en) * | 2010-12-15 | 2011-08-10 | 北汽福田汽车股份有限公司 | Automobile pedal measuring device |
| US8701304B2 (en) * | 2011-09-07 | 2014-04-22 | GM Global Technology Operations LLC | Measuring tool for vehicle pedals |
| US8959786B2 (en) * | 2012-10-25 | 2015-02-24 | Toyota Motor Engineering & Manufacturing North America, Inc. | Pedal measurement gauge |
| CN104764383A (en) * | 2015-03-20 | 2015-07-08 | 奇瑞汽车股份有限公司 | Height measuring tool for automobile pedal face |
| CN204831094U (en) * | 2015-05-29 | 2015-12-02 | 东风汽车有限公司 | Measuring device for measuring distance and height difference between brake pedal and accelerator pedal |
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2019
- 2019-05-09 CN CN201910385353.0A patent/CN110207563B/en active Active
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| CN110207563A (en) | 2019-09-06 |
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