阅读说明：本技术 一种汽车车窗玻璃移动速度测量装置 (Automobile window glass moving speed measuring device ) 是由 金云光 雷学明 欧阳明 吴晶晶 杜保华 于 2020-06-01 设计创作，主要内容包括：本发明公开一种汽车车窗玻璃移动速度测量装置,包括：安装座、测试滚轮和测速装置,所述安装座用以固定至车体；所述测试滚轮转动安装于所述安装座,所述测试滚轮的轮面形成有用以抵接车窗玻璃的抵接部,所述抵接部用以在所述车窗玻璃移动时,带动所述测试滚轮转动；所述测速装置设于所述安装座,用以测量所述测试滚轮上位于所述抵接部处的角速度。所述测试滚轮抵接车窗设置,从而使得车窗移动时,带动所述测试滚轮转动,将车窗的升降速度转化为所述测试滚轮的抵接部的线速度,通过设置测速装置测试所述测试滚轮的抵接部的角速度,然后得出所述测试滚轮的抵接部线速度,进而得出车窗升降过程中的瞬时速度。(The invention discloses a device for measuring the moving speed of automobile window glass, which comprises: the device comprises a mounting seat, a test roller and a speed measuring device, wherein the mounting seat is used for being fixed to a vehicle body; the test roller is rotatably mounted on the mounting seat, a wheel surface of the test roller is provided with an abutting part for abutting against the window glass, and the abutting part is used for driving the test roller to rotate when the window glass moves; the speed measuring device is arranged on the mounting seat and used for measuring the angular speed of the test roller at the abutting joint part. The test roller is abutted to the window to drive the test roller to rotate when the window moves, the lifting speed of the window is converted into the linear speed of the abutting part of the test roller, the angular speed of the abutting part of the test roller is tested by arranging the speed measuring device, and then the linear speed of the abutting part of the test roller is obtained, so that the instantaneous speed in the window lifting process is obtained.)

1. An apparatus for measuring a moving speed of a window glass of an automobile, comprising:

a mount to be fixed to a vehicle body;

the testing roller is rotatably arranged on the mounting seat, a wheel surface of the testing roller is provided with an abutting part for abutting against the window glass, and the abutting part is used for driving the testing roller to rotate when the window glass moves; and the number of the first and second groups,

the speed measuring device is arranged on the mounting seat and used for measuring the angular speed of the test roller at the abutting joint part.

2. The apparatus for measuring the moving speed of a window glass of an automobile according to claim 1, wherein the test roller has a proximal direction and a distal direction for approaching and separating from the window glass, and the test roller is movably mounted to the mount base in the proximal direction and the distal direction.

3. The apparatus for measuring the moving speed of a window glass of an automobile according to claim 2, wherein the apparatus further comprises a mounting bracket having opposite mounting and free ends, the mounting end of the mounting bracket being rotatably mounted to the mounting base in the distal-proximal direction, and the free end of the mounting bracket being adapted to allow the test roller to be rotatably mounted thereon.

4. The apparatus for measuring a moving speed of a window glass for an automobile according to claim 3, further comprising a locking member provided between the mounting seat and the mounting bracket to lock a relative rotation between the mounting bracket and the mounting seat when the abutting portion abuts against the window glass.

5. The apparatus for measuring a moving speed of an automobile window glass according to claim 3, wherein the apparatus further comprises an elastic pressing member provided in the mounting seat for pressing the test roller so that the abutting portion is held in abutment with the window glass.

6. An apparatus for measuring the speed of travel of an automotive window pane as claimed in claim 5 wherein the resilient compression member is a spring member having one end attached to the mounting block and the other end extending and attached to the mounting bracket at a location spaced from the mounting end.

7. The apparatus for measuring a moving speed of a window glass of an automobile according to claim 5, wherein the elastic pressing member includes a magnetic member and an engaging member which are attracted and engaged, one of the magnetic member and the engaging member is provided on the mounting base, and the other is provided on the mounting bracket at a position spaced from the mounting end.

8. The apparatus for measuring a moving speed of an automobile window glass according to claim 1, wherein a tread surface of the test roller is provided with an elastic damping layer.

9. The automotive window glass movement speed measurement device according to claim 1, wherein the mount base has a mounting surface for mounting to the vehicle body;

the mounting surface is provided with a sucker.

10. The apparatus for measuring a moving speed of a window glass of an automobile according to claim 1, wherein the speed measuring means is a rotation speed sensor, and a detection surface of the rotation speed sensor is disposed toward the test roller.

Technical Field

The invention relates to the technical field of automobile window measurement, in particular to a device for measuring the moving speed of automobile window glass.

Background

In the prior art of automobiles, an optical position sensor is generally arranged at each of upper and lower dead points of a window, and used for recording the time point of the upper and lower dead points in the moving process of the window, calculating the time period of the window moving from the lower dead point to the upper dead point or from the upper dead point to the lower dead point, and dividing the time period by the moving stroke of the window to obtain the average speed of the rising or falling of the window.

The existing device for measuring the lifting speed of the car window can only measure the average speed of a certain stroke, but cannot measure the instantaneous speed of every moment of the lifting movement of the car window.

Disclosure of Invention

The invention mainly aims to provide a device for measuring the moving speed of automobile window glass, and aims to solve the problem that the traditional measuring device cannot measure the instantaneous lifting speed of a window.

In order to achieve the above object, the present invention provides a device for measuring a moving speed of a window glass of an automobile, comprising:

a mount to be fixed to a vehicle body;

the testing roller is rotatably arranged on the mounting seat, a wheel surface of the testing roller is provided with an abutting part for abutting against the window glass, and the abutting part is used for driving the testing roller to rotate when the window glass moves; and the number of the first and second groups,

the speed measuring device is arranged on the mounting seat and used for measuring the angular speed of the test roller at the abutting joint part.

Optionally, the test roller has a proximal direction and a distal direction for approaching and departing from the window, and the test roller is movably mounted to the mounting base in the distal direction.

Optionally, the device for measuring the moving speed of the automobile window glass further comprises a mounting bracket, the mounting bracket is provided with a mounting end and a movable end which are opposite to each other, the mounting end of the mounting bracket is rotatably mounted on the mounting seat along the far and near directions, and the movable end of the mounting bracket is used for the rolling mounting of the test roller.

Optionally, the device for measuring the moving speed of the automobile window glass further comprises a locking member, wherein the locking member is arranged between the mounting seat and the mounting bracket, so that when the abutting part abuts against the automobile window, the mounting bracket is locked with the mounting seat to rotate relatively.

Optionally, the device for measuring the moving speed of the automobile window glass further comprises an elastic pressing piece, and the elastic pressing piece is arranged on the mounting seat and used for pressing the test roller so that the abutting part is kept abutting against the window glass.

Optionally, the elastic pressing member is a spring member, one end of the spring member is connected to the mounting seat, and the other end of the spring member extends and is connected to the mounting bracket at a position spaced from the mounting end.

Optionally, the elastic pressing member includes a magnetic member and a fitting member that are attracted and fitted, one of the magnetic member and the fitting member is disposed on the mounting seat, and the other is disposed on the mounting bracket at a position spaced from the mounting end.

Optionally, the wheel surface of the test roller is provided with an elastic damping layer.

Optionally, the mount has a mounting surface for mounting to the vehicle body;

the mounting surface is provided with a sucker.

Optionally, the speed measuring device is a rotation speed sensor, and a detection surface of the rotation speed sensor faces the testing roller.

According to the technical scheme, the test roller is abutted against the car window, so that when the car window moves, the test roller is driven to rotate, the lifting speed of the car window is converted into the linear speed of the abutting part of the test roller, the angular speed of the abutting part of the test roller is tested by arranging the speed measuring device, then the linear speed of the abutting part of the test roller is obtained, and the instantaneous speed in the lifting process of the car window is obtained.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic perspective view of an apparatus for measuring a moving speed of a window glass of an automobile according to an embodiment of the present invention;

FIG. 2 is a schematic perspective view of the apparatus for measuring the moving speed of the window glass of the automobile of FIG. 1;

fig. 3 is a front view of fig. 2.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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 at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

In the prior art of automobiles, an optical position sensor is generally arranged at each of upper and lower dead points of a window, and used for recording the time point of the upper and lower dead points in the moving process of the window, calculating the time period of the window moving from the lower dead point to the upper dead point or from the upper dead point to the lower dead point, and dividing the time period by the moving stroke of the window to obtain the average speed of the rising or falling of the window.

The existing device for measuring the lifting speed of the car window can only measure the average speed of a certain stroke, but cannot measure the instantaneous speed of every moment of the lifting movement of the car window.

In view of this, fig. 1 to 3 show an embodiment of a moving speed measuring device 100 for a window glass of an automobile according to the present invention, and referring to fig. 1 to 3, the moving speed measuring device 100 for a window glass of an automobile comprises an installation base 10, a testing roller 20 and a speed measuring device 30, the installation base 10 is used for being fixed to an automobile body 2, the testing roller 20 is rotatably installed on the installation base 10, a wheel surface of the testing roller 20 is formed with an abutting portion 21 for abutting against the window glass 1, the abutting portion 21 is used for driving the testing roller 20 to rotate when the window glass 1 moves, and the speed measuring device 30 is installed on the installation base 10 for measuring an angular speed of the testing roller 20 at the abutting portion 21.

In the technical scheme provided by the invention, the test roller 20 is abutted to the vehicle window glass 1, so that when the vehicle window glass 1 moves, the test roller 20 is driven to rotate, the lifting speed of the vehicle window glass 1 is converted into the linear speed of the abutting part 21 of the test roller 20, the angular speed of the abutting part 21 of the test roller 20 is tested by arranging a speed measuring device, then the linear speed of the abutting part 21 of the test roller 20 is obtained, and the instantaneous speed of the vehicle window 1 in the lifting process is further obtained.

The acceleration of the car window can be obtained by obtaining the instantaneous speed of the car window at each moment, so that the speed-time curve graph of the car window lifting motion can be drawn, the acceleration of the car window lifting motion can be obtained by calculation, convenience is brought to researchers to visually find out the smoothness of the car window lifting motion, and the adjustment of the car window is facilitated.

The car window glass moves up and down along a certain arc, namely the movement track line of any point on the car window glass is an arc line; and this circular arc orbit can have certain slope at the back direction in the plantago and left and right directions to the door glass's of different motorcycle types circular arc angle is different, in order to guarantee test gyro wheel 20 can butt the door glass of different motorcycle types, test gyro wheel 20 has for being close to and keep away from the door window near and far away to, test gyro wheel 20 along far and near movably install in mount pad 10, through adjusting test gyro wheel 20 near and far away to make test gyro wheel 20 is tangent with door window glass 1 all the time to can adapt to the door window glass of different motorcycle types.

It should be noted that, the manner of movably mounting the test roller 20 on the mounting base 10 in the direction of the distance is not limited, and a movable groove may be provided at the mounting position of the test roller 20, the movable groove is provided with an elastic pressing member, the test roller 20 moves in the direction away from the window under the action of an external force during the lifting process of the window glass 1, and is pressed by the elastic pressing member to be always abutted against the window glass. It is of course also possible to realize that the test roller 20 is movably mounted to the mounting base 10 in the distal and proximal directions by means of rotation, the device 100 for measuring the moving speed of the window glass of the automobile further comprises a mounting bracket, the mounting bracket 40 has an opposite mounting end 41 and a movable end 42, the mounting end 41 of the mounting bracket 40 is rotatably mounted to the mounting base 10 in the distal and proximal directions, the movable end of the mounting bracket 40 is used for 42 rolling-mounting the test roller 20, by mounting the test roller 20 on the mounting bracket 40, and then the mounting end 41 of the mounting bracket 40 is rotatably mounted to the mounting base 10 in the distal and proximal directions, so that the test roller 20 has the proximal and distal directions for approaching and departing from the window glass by means of rotation of the mounting bracket 40, and by means of rotation, the abutting effect of the abutting portion with the window glass 1 can be strengthened, because the test roller 20 is always rotated in the direction of the window glass 1 by the action of gravity when rotated, the abutting effect is enhanced.

In order to simply and effectively prevent the test roller 20 from falling off the window glass 1 during the movement of the window glass 1, the device 100 for measuring the moving speed of the automobile window glass further comprises a locking member (not shown in the figure), the locking member is arranged between the mounting seat 10 and the mounting bracket 40, so that when the abutting part 21 abuts against the window glass 1, the relative rotation between the mounting bracket 40 and the mounting seat 10 is locked, and by locking the relative rotation between the mounting bracket 40 and the mounting seat 10, the test roller 20 can always abut against the window glass 1, so as to prevent the test roller 20 from falling off the window glass 1. And this kind of mode only needs to increase a retaining member, for example lock nut can realize, very simply.

Of course, it is also possible to adopt an elastic pressing manner to make the test roller 20 always abut against the glass 1, specifically, the device 100 for measuring the moving speed of the automobile window glass further includes an elastic pressing member 50, and the elastic pressing member 50 is disposed on the mounting seat 10 to press the test roller 20, so that the abutting portion 21 is kept abutting against the window glass 1. The test roller 20 has a certain moving space, and when the vehicle window glass is lifted along a certain arc, the test roller 20 can be always abutted to the glass 1, so that the measurement result is more accurate, and the real moving direction of the glass 1 can be obtained through the self-adaptive adjustment of the test roller 20. .

Specifically, the elastic pressing member 50 may be a spring member 51, one end of the spring member 51 is connected to the mounting seat 10, and the other end of the spring member 51 is extended and connected to the mounting bracket 40 at a position spaced apart from the mounting end 41, so that under the action of the spring member 51, a force for rotating the mounting bracket 40 towards the window glass 1 is provided, so that the testing roller 20 always abuts against the window glass 1, and the magnitude of the friction force between the testing roller 20 and the window glass 1 can be adjusted by adjusting the extension amount of the spring.

For convenience of implementation and installation, the elastic pressing member 50 may also be a magnetic member and a mating member that are attracted and mated, one of the magnetic member and the mating member is disposed on the installation base 10, and the other is disposed on the installation bracket 40 at a position spaced from the installation end 41. The magnetic attraction piece and the matching piece attract each other, so that a force for rotating the window glass 1 is provided for the mounting bracket 40, the test roller 20 is always abutted to the window glass 1, and the magnetic attraction piece and the matching piece are simpler in mounting mode relative to the spring piece.

Further, the wheel face of test gyro wheel 20 is equipped with the elastic damping layer, the elastic damping layer can be rubber layer or silica gel layer, can increase on the one hand test gyro wheel 20 with frictional force between window glass 1, on the other hand because window glass 1 has certain circular arc angle, the elastic damping layer is in window glass 1 extrudes down takes place to warp, can also play the effect of stepping down of certain degree.

In order to facilitate the disassembly and assembly of the device 100 for measuring the moving speed of the automobile window glass, the mounting seat 10 is provided with a mounting surface for mounting to the automobile body 1; the mounting surface is provided with a sucker 11. So set up, through sucking disc spare 11 adsorbs can install in automobile body 1 for dismantle very simple, convenient.

Further, the speed measuring device 30 is a rotation speed sensor, a detection surface of the rotation speed sensor is disposed toward the testing roller 20, the testing roller 20 rotates relative to the rotation speed sensor during the testing process, and the rotation speed sensor is provided with a sensitive magnetic resistor, the sensitive magnetic resistor of the rotation speed sensor changes according to the relative rotation speed with the testing roller 20, the rotation angular speed of the testing roller is converted into a frequency pulse electrical signal, and then the frequency pulse electrical signal is input to a terminal for processing, so as to obtain the angular speed.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.