CN214308652U - Comprehensive detection tool for detecting brake shoe assembly excircle runout - Google Patents
Comprehensive detection tool for detecting brake shoe assembly excircle runout Download PDFInfo
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- CN214308652U CN214308652U CN202120147254.1U CN202120147254U CN214308652U CN 214308652 U CN214308652 U CN 214308652U CN 202120147254 U CN202120147254 U CN 202120147254U CN 214308652 U CN214308652 U CN 214308652U
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- lead screw
- brake shoe
- base
- shoe assembly
- rotating disk
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Abstract
The utility model discloses a detect comprehensive utensil of examining that brake shoe assembly excircle was beated, including rotary mechanism and detection mechanism, wherein, the base supports through four pillars in the rotary mechanism, and the base is equipped with bearing and hub connection respectively with rotary disk inside, is equipped with a supporting ring between rotary disk and base, is equipped with four location guide pillars on the rotary disk. The detection mechanism is installed on the base through the mounting panel, is equipped with the backup pad on the mounting panel under, and trapezoidal lead screw passes through the lead screw supporting seat and fixes in the backup pad with the lead screw fixing base, is equipped with screw nut and slider on the lead screw, and the slider is connected with the linear guide slider, is equipped with the table on the slider and presss from both sides and percentage table. The checking fixture is convenient to operate, meets the requirement on measurement accuracy, solves the problems of complex operation and low efficiency of the existing detection method, and is simultaneously suitable for brake shoe assemblies in various states and specifications.
Description
Technical Field
The utility model relates to an automobile brake shoe assembly check out test set, concretely relates to detect comprehensive utensil of examining that brake shoe assembly excircle is beated.
Background
The brake shoe assembly is an important component of an automobile brake system, when a vehicle is braked, a brake shoe is opened by driving force, a shoe drum gap between a brake shoe friction plate and a brake drum is eliminated, and the friction force is generated by the friction between the friction plate and the inner surface of the brake drum so as to brake a wheel. The brake shoe assembly outer circle jumping is an important factor influencing the shoe drum clearance, the same shoe drum clearance on the circumference is ensured by detecting the brake shoe assembly outer circle jumping, and then the service life of the brake shoe assembly is prolonged.
Most of the existing detection devices are detection devices for measuring the outer circle runout of a brake assembly, and no detection device for the outer circle runout of a single brake shoe assembly is needed; the full run-out of the brake shoe assembly needs to be measured by adopting three-coordinate measuring equipment, the three-coordinate measuring operation is complex, the measuring time is long, the efficiency is low, and the method cannot be used for inter-process detection; the full jump can be decomposed into the radial circular jump of excircle and the straightness that hangs down of generating line, and to some prior art measuring bus straightness that hangs down in detecting the full jump through the hand slip gauge from top to bottom, the slip speed is unstable can lead to measuring result to have measuring error.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve prior art not enough, provide an easy and simple to handle, satisfy measuring accuracy's brake shoe assembly excircle and beat and synthesize and examine utensil.
In order to achieve the above purpose, the technical scheme of the utility model is that:
the comprehensive detection tool for detecting the excircle runout of the brake shoe assembly is characterized by comprising a rotating mechanism and a detection mechanism, wherein the rotating mechanism comprises a shaft, a rotating disk, a detected workpiece, a first bearing and a base, the rotating mechanism is connected with the base through the shaft and the first bearing, the base is supported on a horizontal table top through four supporting columns, mounting holes with different distances are formed in the cross direction of the rotating disk, a first positioning guide pillar and a second positioning guide pillar are arranged, a supporting ring, a second bearing, a flange and a locking nut are arranged on the shaft, the supporting ring is located between the rotating disk and the base, the upper end of the shaft is fixed on the flange through the locking nut, and a shoe pin hole and a roller pin hole are formed in the detected workpiece.
Further, detection mechanism, including setting up the mounting panel on the base, set up backup pad one, backup pad two, linear guide on the mounting panel, be equipped with the lead screw fixing base on the backup pad one, be equipped with the lead screw supporting seat on the backup pad two, be equipped with trapezoidal lead screw between backup pad one and the backup pad two, wherein, be equipped with rotatory handle, screw nut on the trapezoidal lead screw, screw nut is connected with the slider, wherein, the slider is installed on linear guide, is equipped with the table on the slider and presss from both sides and the gauge table, detection mechanism and the contact of measured workpiece excircle.
Furthermore, a first positioning guide post and a second positioning guide post of the rotating disc are respectively placed into a shoe pin hole and a roller pin hole of the workpiece to be detected.
Furthermore, the first positioning guide pillar and the second positioning guide pillar of the rotating disk are detachably mounted on mounting holes of the rotating disk in different distances in the cross direction.
Furthermore, a positioning end face is arranged on a first positioning guide pillar of the rotating disc and is attached to the end face of a pin hole of the workpiece to be measured.
Furthermore, the trapezoidal lead screw is fixed by a lead screw supporting seat and a lead screw fixing seat.
Compared with the prior art, the utility model has the advantages that:
the utility model discloses an increased a detection device to monolithic brake shoe assembly excircle is beated, satisfied the measurement accuracy requirement, it is easy and simple to handle simultaneously, measurement of efficiency is high, can be used to detect between the process.
The utility model can measure the radial circular run-out of the workpiece by rotating the rotating disk, and can make the measuring meter slide up and down at a constant speed to measure the verticality of the bus by rotating the rotating handle, thereby eliminating the measuring error caused by the unstable sliding speed of the measuring meter; can be used to measure the total runout of work piece excircle from this, adopt work piece hoof pinhole end face location, eliminated because of the uneven measuring error who brings of work piece excircle terminal surface, satisfy the measurement accuracy requirement, this utility model's rotary disk cross direction is equipped with the mounting hole of different distances, applicable in the brake shoe assembly excircle of different specifications is beated and is detected, this utility model's a location guide pillar has two kinds of specifications, applicable brake shoe assembly excircle under different states is beated and is detected.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the detecting mechanism of the present invention;
FIG. 3 is a schematic view of the working state of the present invention;
FIG. 4 is a schematic view of a positioning end surface on the first positioning guide post;
description of the main element symbols:
1. the device comprises a first positioning guide pillar, a second positioning; 101. the device comprises a mounting plate, 102, a screw rod supporting seat, 103, a linear guide rail, 104, a measuring meter, 105, a meter clamp, 106, a sliding block, 107, a screw rod nut, 108, a trapezoidal screw rod, 109, a supporting plate, 110, a screw rod fixing seat, 111 and a rotary handle;
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, 2 and 3, the comprehensive detection tool for detecting the excircle runout of the brake shoe assembly comprises a rotating mechanism 14 and a detection mechanism 10, wherein the rotating mechanism 14 comprises a shaft 6, a rotating disk 2, a detected workpiece 13, a first bearing 7 and a base 3, the rotating mechanism 14 is connected with the base 3 through the shaft 6 and the first bearing 7, the base 3 is supported on a horizontal table top through four support posts 9, wherein mounting holes with different distances are formed in the rotating disk 2 in the cross direction, a first positioning guide post 1 and a second positioning guide post 8 are arranged, and the first positioning guide post 1 and the second positioning guide post 8 are detachably mounted on the mounting holes with different distances in the rotating disk 2 in the cross direction; the shaft 6 is provided with a support ring 4, a second bearing 5, a flange 11 and a locking nut 12, wherein the support ring 4 is positioned between the rotating disc 2 and the base 3, the locking nut 12 fixes the upper end of the shaft 6 on the flange 11, and a hoof pin hole and a roller pin hole are formed in the workpiece to be measured 13.
The detection mechanism 10 comprises a mounting plate 101 arranged on the base 3, a first support plate 109, a second support plate 112 and a linear guide rail 103 are arranged on the mounting plate 101, a lead screw fixing seat 110 is arranged on the first support plate 109, a lead screw supporting seat 102 is arranged on the second support plate 112, a trapezoidal lead screw 108 is arranged between the first support plate 109 and the second support plate 112, a rotary handle 111 and a lead screw nut 107 are arranged on the trapezoidal lead screw 108, the lead screw nut 107 is connected with a sliding block 106, the sliding block 106 is arranged on the linear guide rail 103, a meter clamp 105 and a measuring meter 104 are arranged on the sliding block 106, and the detection mechanism 10 is in contact with the outer circle of the workpiece to be detected 13.
The detection mechanism is characterized in that a positioning end face is arranged on a first positioning guide post 1 of the rotating disc 2 and is attached to the end face of a pin hole of a workpiece 13 to be detected, the trapezoidal lead screw 108 is fixed by the lead screw support seat 102 and the lead screw fixing seat 110 to ensure that the lead screw nut 107 vertically slides up and down, the detection mechanism rotates the rotary handle 111, and the rotary handle 111 drives the trapezoidal lead screw 108 to rotate, so that the lead screw nut 107 drives the sliding block 106 and the measuring meter 104 to slide up and down along the linear guide rail 103.
When the comprehensive checking fixture works, the mounting positions of a first positioning guide post 1 and a second positioning guide post 8 on a rotating disk 2 are determined according to the actual specification of a brake shoe assembly, then a shoe pin hole and a roller pin hole of a workpiece 13 are respectively placed into the corresponding first positioning guide post 1 and the second positioning guide post 8, a rotating handle 111 is rotated, the position of a measuring meter 104 on a trapezoidal screw 108 is adjusted, then the rotating disk 2 is rotated, the workpiece 13 rotates along with the rotating disk 2, the position of the measuring meter 104 is kept, the radial circular runout of the workpiece can be measured, and the radial circular runout of any height of the workpiece can be measured by adjusting the position of the measuring meter 104 by rotating the rotating handle 111; the rotating handle 111 is rotated while the rotating disc 2 is kept, the measuring meter 104 slides along the linear guide rail 103, the verticality of the bus of the workpiece can be measured, and the verticality of any bus on the circumference of the workpiece 13 can be measured by rotating the rotating disc 2; to sum up and detected the full run-out of work piece excircle, should synthesize when examining a detection different specification brake shoe assemblies, through dismantling positioning guide pillar one 1, positioning guide pillar two 8, install again to the 2 ascending mounting holes in cross of rotary disk can, this utility model's a positioning guide pillar 1 has two kinds of specifications, applicable brake shoe assembly excircle under different states is beated and is detected.
Although the present invention has been described in terms of exemplary embodiments, those skilled in the art will recognize that many variations and modifications may be made without departing from the spirit and scope of the invention.
Claims (6)
1. A comprehensive detection tool for detecting excircle runout of a brake shoe assembly is characterized by comprising a rotating mechanism (14) and a detection mechanism (10), wherein the rotating mechanism (14) comprises a shaft (6), a detected workpiece (13), a rotating disk (2), a first bearing (7) and a base (3), the rotating mechanism (14) is connected with the base (3) through the shaft (6) and the first bearing (7), the base (3) is supported on a horizontal table top through four supporting columns (9), mounting holes with different distances are formed in the cross direction of the rotating disk (2), a first positioning guide pillar (1) and a second positioning guide pillar (8) are arranged, the rotating disk (2) is positioned on the shaft (6), a support ring (4), a second bearing (5), a flange (11) and a locking nut (12) are arranged on the shaft (6), the support ring (4) is positioned between the rotating disk (2) and the base (3), the upper end of the shaft (6) is fixed on the flange (11) by the locking nut (12), and a hoof pin hole and a roller pin hole are formed in the workpiece (13) to be measured.
2. The comprehensive detection tool for detecting the excircle runout of the brake shoe assembly according to claim 1, wherein the detection mechanism (10) comprises a mounting plate (101) arranged on the base (3), a first support plate (109), a second support plate (112) and a linear guide rail (103) which are arranged on the mounting plate (101), a lead screw fixing seat (110) is arranged on the first support plate (109), a lead screw supporting seat (102) is arranged on the second support plate (112), a trapezoidal lead screw (108) is arranged between the first support plate (109) and the second support plate (112), wherein a rotary handle (111) and a lead screw nut (107) are arranged on the trapezoidal lead screw (108), the lead screw nut (107) is connected with a sliding block (106), wherein the sliding block (106) is arranged on the linear guide rail (103), and a gauge clamp (105) and a measuring gauge (104) are arranged on the sliding block (106), the detection mechanism (10) is in contact with the excircle of the workpiece (13) to be detected.
3. The comprehensive detection tool for detecting the excircle runout of the brake shoe assembly according to claim 1, wherein a first positioning guide pillar (1) and a second positioning guide pillar (8) of the rotating disk (2) are respectively placed in a shoe pin hole and a roller pin hole of a workpiece (13) to be detected.
4. The comprehensive detection tool for detecting the excircle bouncing of the brake shoe assembly according to claim 1, wherein the first positioning guide pillar (1) and the second positioning guide pillar (8) of the rotating disk (2) are detachably mounted on mounting holes of the rotating disk (2) in the cross direction at different distances.
5. The comprehensive detection tool for detecting the excircle runout of the brake shoe assembly according to claim 1, wherein a positioning end face is arranged on the first positioning guide post (1) of the rotating disk (2) and is attached to the end face of a shoe pin hole of a workpiece (13) to be detected.
6. The comprehensive detection tool for detecting the outer circle run-out of the brake shoe assembly according to claim 2, wherein the trapezoidal lead screw (108) is fixed by a lead screw supporting seat (102) and a lead screw fixing seat (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120147254.1U CN214308652U (en) | 2021-01-20 | 2021-01-20 | Comprehensive detection tool for detecting brake shoe assembly excircle runout |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120147254.1U CN214308652U (en) | 2021-01-20 | 2021-01-20 | Comprehensive detection tool for detecting brake shoe assembly excircle runout |
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| Publication Number | Publication Date |
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| CN214308652U true CN214308652U (en) | 2021-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120147254.1U Active CN214308652U (en) | 2021-01-20 | 2021-01-20 | Comprehensive detection tool for detecting brake shoe assembly excircle runout |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114111527A (en) * | 2021-12-02 | 2022-03-01 | 湖南运达机电科技股份有限公司 | Drum brake excircle profile full run-out detection device |
| CN115585762A (en) * | 2022-10-11 | 2023-01-10 | 浙江赛艾孚科技有限公司 | Automatic inspection equipment for brake shoe assembly |
| CN114111527B (en) * | 2021-12-02 | 2024-05-03 | 湖南运达机电科技股份有限公司 | Drum brake outer circle contour full-run-out detection device |
-
2021
- 2021-01-20 CN CN202120147254.1U patent/CN214308652U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114111527A (en) * | 2021-12-02 | 2022-03-01 | 湖南运达机电科技股份有限公司 | Drum brake excircle profile full run-out detection device |
| CN114111527B (en) * | 2021-12-02 | 2024-05-03 | 湖南运达机电科技股份有限公司 | Drum brake outer circle contour full-run-out detection device |
| CN115585762A (en) * | 2022-10-11 | 2023-01-10 | 浙江赛艾孚科技有限公司 | Automatic inspection equipment for brake shoe assembly |
| CN115585762B (en) * | 2022-10-11 | 2023-06-09 | 浙江赛艾孚科技有限公司 | Automatic checking equipment for brake shoe assembly |
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