CN217277254U - Tool for friction performance drag test of brake lining for automobile - Google Patents
Tool for friction performance drag test of brake lining for automobile Download PDFInfo
- Publication number
- CN217277254U CN217277254U CN202221064114.9U CN202221064114U CN217277254U CN 217277254 U CN217277254 U CN 217277254U CN 202221064114 U CN202221064114 U CN 202221064114U CN 217277254 U CN217277254 U CN 217277254U
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- locating plate
- threaded rod
- vacuum chuck
- laser positioning
- servo motor
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Abstract
The utility model relates to a stopper detects technical field, discloses car is with frock for friction properties drag test of stopper facing, include: workstation, vacuum chuck, locating plate and cross laser positioning lamp, workstation bottom central authorities are equipped with servo motor, servo motor output shaft one end is equipped with vacuum chuck, vacuum chuck top adsorbs there is the stopper facing, be equipped with door type support between the workstation top both sides, door type support central authorities are equipped with the threaded rod, the utility model discloses rotating the locating plate, through the even setting of degree of spring pin for the locating plate rotates 90 degrees, makes the rectangle frame of cross laser positioning lamp projection also rotate 90 degrees, along the cutting of projection line both sides, in the whole preparation process, through the instruction of cross laser positioning lamp, guarantees the accuracy in the cutting process, through the direction conversion of the stopper facing of being convenient for of servo motor cooperation vacuum chuck, the convenient and fast of the cutting in the sample preparation process of being convenient for.
Description
Technical Field
The utility model relates to a stopper detects technical field, specifically is car is with frock for the frictional property drag test of stopper facing.
Background
Brake linings for automobiles are commonly referred to as "brake pads". The quality of the brake lining for the automobile belongs to a key safety part in the automobile industry, the quality of the brake lining directly relates to the life and property safety of people, and a sample selected from a brake pad needs to be tested repeatedly through noise detection, bench test, matching test, winter and summer road test and the like until the performance of the brake lining meets the requirements and is stable, so that the brake lining can be produced in batches.
In the friction performance drag test of brake linings, according to GB/T34007, when a sampling method is used for preparing samples, 2 linings are randomly extracted from the samples, and sample blocks with the length of (40.0 mm and 0.2 mm), the width of (30.0 mm and 0.2 mm) and the thickness of not less than 5.0mm are respectively taken from the middle part of each lining and are tightly embedded on a special back plate.
When taking a sample to the appearance piece, need use and press from both sides tight frock and press from both sides the lining tightly, but current tight frock of clamp, generally directly press from both sides the lining and cut the sample on the bench vice, use the bench vice to press from both sides the dress, inconvenient switching direction causes the inconvenient while of cutting, causes the sample of cutting irregular easily, still need polish after the cutting is accomplished and just can regard as the sample to use, influence the preparation efficiency of sample.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a friction properties of brake facing for car drags experimental frock to solve the use bench vice clamp dress that proposes in the above-mentioned background art, inconvenient switching direction causes the problem of the sample irregularity rate of cutting easily.
In order to achieve the above object, the utility model provides a following technical scheme: the friction performance of brake facing for car drags frock for test, includes: workstation, vacuum chuck, locating plate and cross laser positioning lamp, workstation bottom central authorities are equipped with servo motor, servo motor output shaft one end is equipped with vacuum chuck, vacuum chuck top adsorbs there is the stopper facing, be equipped with door type support between the workstation top both sides, door type support central authorities are equipped with the threaded rod, the threaded rod bottom is equipped with the briquetting, door type support bottom is located the threaded rod outside and is equipped with fixed cover, the fixed cover outside is equipped with the locating plate, locating plate bottom both sides are equipped with cross laser positioning lamp, door type support bottom is located the locating plate top and is equipped with the spring pin.
Furthermore, the locating plate outer wall is equipped with the handle, the locating plate top surface is located spring pin below and is equipped with the constant head tank, the constant head tank has four, four the constant head tank is circumference on the locating plate and evenly arranges.
Furthermore, the cross laser positioning lamps are distributed diagonally, projection lines generated by projection of the two cross laser positioning lamps are rectangular, and the size of the rectangular projection line is the same as that of the lining sample.
Furthermore, one end of the top of the threaded rod is provided with a rotating handle.
Furthermore, a threaded hole is formed in the center of the top of the door-shaped support and located at the connecting part of the threaded rod.
Furthermore, the central line of the threaded rod is coincident with the central line of the rotating shaft of the servo motor.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a workstation that sets up, vacuum chuck and locating plate, when having realized that the frictional property of brake facing for the car drags experimental frock use, through vacuum chuck, adsorb the brake facing and fix, make the central zone of brake facing be located the projected rectangle frame of cross laser positioning lamp, then through rotating the threaded rod, make the threaded rod drive the briquetting and descend, compress tightly the brake facing between briquetting and vacuum chuck, cut along the projection line both sides through the cutting machine of taking by hand, after the cutting of both sides is accomplished, unscrew the threaded rod, drive vacuum chuck and brake facing through servo motor and rotate 90 degrees, then screw the threaded rod, compress tightly the brake facing again through the briquetting, rotate the locating plate through the handle, degree through the spring pin evenly sets up, make the locating plate rotate 90 degrees, make the rectangle frame that cross laser positioning lamp projected also rotate 90 degrees, along the cutting of projection line both sides, can accomplish the preparation of brake facing sample, in the whole preparation process, through the instruction of cross laser positioning lamp, guarantee the accuracy in the cutting process, the direction conversion of the brake facing of being convenient for through servo motor cooperation vacuum chuck, the convenient and fast of the cutting in the sample preparation process of being convenient for.
Drawings
FIG. 1 is a schematic sectional view of the overall front view structure of the present invention;
FIG. 2 is a schematic sectional view of the overall top view structure of the present invention;
fig. 3 is a schematic view of the positioning plate of the present invention.
In the figure: 1-a workbench; 2-a servo motor; 3-vacuum chuck; 4-a brake lining; 5-a gantry support; 6-briquetting; 7-a threaded rod; 8, fixing a sleeve; 9-spring pin; 10-positioning a plate; 11-a handle; 12-a cross laser positioning light; 13-positioning groove.
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 efforts all belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the friction performance of brake facing for car drags frock for test, includes: the vacuum brake pad cutting machine comprises a workbench 1, a vacuum sucker 3, a positioning plate 10 and a cross laser positioning lamp 12, wherein the center of the bottom of the workbench 1 is provided with a servo motor 2 through a screw, the rotating angle of the vacuum sucker 3 is accurately controlled through the servo motor 2, one end of an output shaft of the servo motor 2 is connected with the vacuum sucker 3 through a coupler, a brake pad 4 is adsorbed and fixed through the vacuum sucker 3, the top of the vacuum sucker 3 is adsorbed with the brake pad 4, a door-shaped support 5 is connected between two sides of the top of the workbench 1 through a screw and used for installing a threaded rod 7, the center of the door-shaped support 5 is rotatably connected with the threaded rod 7, through the forward and reverse rotation of the threaded rod 7, the ascending or descending of a pressing block 6 at the bottom of the threaded rod 7 is controlled, the pressing block 6 is clamped at the bottom of the threaded rod 7 and used for pressing the brake pad 4 to prevent the brake pad 4 from being dislocated in the cutting process, and a fixing sleeve 8 is welded at the bottom of the door-shaped support 5 outside the threaded rod 7, the positioning device is used for installing the positioning plate 10, the outer side of the fixing sleeve 8 is rotatably connected with the positioning plate 10, the positioning plate is used for driving the rotation of the cross laser positioning lamp 12, the two sides of the bottom of the positioning plate 10 are connected with the cross laser positioning lamp 12 through screws, a rectangular positioning frame of a projection part is convenient to achieve, the accurate indication of cutting is convenient to achieve, the bottom of the door-shaped support 5 is located above the positioning plate 10 and is provided with a spring pin 9, and the positioning plate 10 is used for positioning the rotating angle of the positioning plate 10.
There is handle 11 locating plate 10 outer wall through bolted connection, the rotation of locating plate 10 of being convenient for, locating plate 10 top surface is located spring pin 9 below and has seted up constant head tank 13, be used for cooperating with spring pin 9, prevent that locating plate 10 from moving and rotating, constant head tank 13 has four, four constant head tanks 13 are circumference evenly arranged on locating plate 10, the locating plate 10 of being convenient for rotates when 90 degrees, joint sound and resistance that produce through spring pin 9 and constant head tank 13 joint are felt, suggestion staff turned angle, cross laser positioning lamp 12 is diagonal distribution, the projection line that two cross laser positioning lamp 12 projections produced is the rectangle, rectangle projection line size and facing sample size are the same, be convenient for cut the accurate of sample.
7 top one end welding of threaded rod has the turning handle, 7 rotations of the threaded rod of being convenient for, 5 top central authorities of door type support are located threaded rod 7 connection site and have seted up threaded hole, 7 central lines of threaded rod and 2 pivot central lines of servo motor coincide mutually, when servo motor 2 rotates, vacuum chuck 3, stopper facing 4 is concentric rotation, when locating plate 10 rotates simultaneously, also be concentric rotation with servo motor 2, guarantee that the cross laser positioning lamp 12 and the stopper facing 4 of locating plate 10 bottom are concentric rotations, guarantee that the sample cutting rule is accurate.
The working principle is as follows: when the tool for the friction performance drag test of the brake lining for the automobile is used, the brake lining 4 is fixedly adsorbed through the vacuum chuck 3, the central area of the brake lining 4 is located in a rectangular frame projected by the cross laser positioning lamp 12, then the threaded rod 7 is rotated to drive the pressing block 6 to descend, the brake lining 4 is pressed between the pressing block 6 and the vacuum chuck 3, the cutting machine is manually taken to cut along two sides of a projection line, after the cutting on the two sides is completed, the threaded rod 7 is unscrewed, the vacuum chuck 3 and the brake lining 4 are driven to rotate for 90 degrees through the servo motor 2, then the threaded rod 7 is screwed, the brake lining 4 is pressed again through the pressing block 6, the positioning plate 10 is rotated through the handle 11, the positioning plate 10 is rotated for 90 degrees through the uniform arrangement of 90 degrees of the spring pins 9, and the rectangular frame projected by the cross laser positioning lamp 12 is also rotated for 90 degrees, along the cutting of projection line both sides, can accomplish the preparation of 4 samples of stopper facing, in the whole preparation process, through the instruction of cross laser positioning lamp 12, guarantee the accuracy among the cutting process, through the direction conversion of servo motor 2 cooperation vacuum chuck 3 brake facing 4 of being convenient for, the convenient and fast of the cutting of the sample preparation in-process of being convenient for.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The friction performance of brake facing for car drags frock for test, includes: workstation (1), vacuum chuck (3), locating plate (10) and cross laser positioning lamp (12), its characterized in that: workstation (1) bottom central authorities are equipped with servo motor (2), servo motor (2) output shaft one end is equipped with vacuum chuck (3), vacuum chuck (3) top is adsorbed there is stopper facing (4), be equipped with door type support (5) between workstation (1) top both sides, door type support (5) central authorities are equipped with threaded rod (7), threaded rod (7) bottom is equipped with briquetting (6), door type support (5) bottom is located the threaded rod (7) outside and is equipped with fixed cover (8), fixed cover (8) outside is equipped with locating plate (10), locating plate (10) bottom both sides are equipped with cross laser positioning lamp (12), door type support (5) bottom is located locating plate (10) top and is equipped with spring pin (9).
2. The tool for a friction performance drag test of an automobile brake lining according to claim 1, characterized in that: locating plate (10) outer wall is equipped with handle (11), locating plate (10) top surface is located spring pin (9) below and is equipped with constant head tank (13), constant head tank (13) have four, four constant head tank (13) are circumference and evenly arrange on locating plate (10).
3. The tool for a friction performance drag test of an automobile brake lining according to claim 1, characterized in that: the cross laser positioning lamps (12) are distributed diagonally, projection lines generated by the projection of the two cross laser positioning lamps (12) are rectangular, and the size of the rectangular projection line is the same as that of the lining sample.
4. The tool for a friction performance drag test of an automobile brake lining according to claim 1, characterized in that: and one end of the top of the threaded rod (7) is provided with a rotating handle.
5. The tool for a friction performance drag test of an automobile brake lining according to claim 1, characterized in that: the center of the top of the door-shaped support (5) is provided with a threaded hole at the connecting part of the threaded rod (7).
6. The tool for a friction performance drag test of an automobile brake lining according to claim 1, characterized in that: the central line of the threaded rod (7) is coincided with the central line of the rotating shaft of the servo motor (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221064114.9U CN217277254U (en) | 2022-05-06 | 2022-05-06 | Tool for friction performance drag test of brake lining for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221064114.9U CN217277254U (en) | 2022-05-06 | 2022-05-06 | Tool for friction performance drag test of brake lining for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217277254U true CN217277254U (en) | 2022-08-23 |
Family
ID=82879749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221064114.9U Active CN217277254U (en) | 2022-05-06 | 2022-05-06 | Tool for friction performance drag test of brake lining for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217277254U (en) |
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2022
- 2022-05-06 CN CN202221064114.9U patent/CN217277254U/en active Active
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