CN109099086B - Floating brake pad renovating process - Google Patents
Floating brake pad renovating process Download PDFInfo
- Publication number
- CN109099086B CN109099086B CN201810906528.3A CN201810906528A CN109099086B CN 109099086 B CN109099086 B CN 109099086B CN 201810906528 A CN201810906528 A CN 201810906528A CN 109099086 B CN109099086 B CN 109099086B
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- Prior art keywords
- steel back
- back plate
- triangular support
- support plate
- brake pad
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- 238000007667 floating Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 19
- 241000357293 Leptobrama muelleri Species 0.000 claims abstract description 61
- 238000007689 inspection Methods 0.000 claims abstract description 38
- 239000002245 particle Substances 0.000 claims abstract description 23
- 238000004140 cleaning Methods 0.000 claims abstract description 17
- 238000001514 detection method Methods 0.000 claims description 14
- 238000009713 electroplating Methods 0.000 claims description 14
- 238000005259 measurement Methods 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 claims description 5
- 238000013461 design Methods 0.000 claims description 2
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000009418 renovation Methods 0.000 description 5
- 239000002699 waste material Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 235000012149 noodles Nutrition 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2250/00—Manufacturing; Assembly
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention provides a floating brake pad renovating process, which comprises the following steps: a decomposing step, namely decomposing the brake lining to separate the steel back plate, the triangular support plate, the friction particles and the spring retainer ring from each other, and scrapping the obtained friction particles and the spring retainer ring; cleaning, namely cleaning the steel back plate and the triangular support plate; the inspection step, the quality of the cleaned steel back plate and the cleaned triangular support plate is inspected, the steel back plate and the cleaned triangular support plate are scrapped, and the steel back plate and the cleaned triangular support plate with qualified quality are left; and assembling, namely assembling the qualified steel back plate, the triangular support plate, new friction particles and the spring retainer ring into a new brake pad. On the premise of ensuring the performance of the brake pad, the production cost of the steel back plate and the triangular support plate can be reduced, the production period of the product can be shortened, resources are saved, and the economic value is high.
Description
Technical Field
The invention relates to the technical field of brake pad renovation, in particular to a renovation process of a floating brake pad.
Background
The floating brake pad consists of a steel back plate, a triangular support plate, friction particles and a spring collar, wherein the steel back plate and the triangular support plate are connected through spherical surfaces, and the triangular support plate and the friction particles are connected through spherical surfaces to realize a floating adjusting function. When the train brakes, the contact fit between the friction particles and the brake disc is automatically adjusted, so that the effects of stable braking and uniform stress are achieved, the braking force is greatly improved, and the service life is greatly prolonged.
When the floating brake pad is used, friction particles belong to wearing accessories, and the spring retainer ring is easily subjected to bending fatigue due to the fact that the spring retainer ring is in an elastic deformation state for a long time, so that the spring retainer ring and the spring retainer ring all belong to wearing parts; the steel back plate and the triangular supporting plate are not easy to wear and can be repeatedly used. In the prior art, the whole floating brake pad is usually scrapped when friction particles and the spring retainer ring are scrapped, and the resource waste is serious.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defect of serious resource waste when the floating brake pad in the prior art is scrapped, thereby providing a refurbishing process of the floating brake pad, which saves resources and has high economic value.
In order to solve the technical problem, the invention provides a floating brake pad renovating process, which comprises the following steps:
a decomposing step, namely decomposing the brake lining to separate the steel back plate, the triangular support plate, the friction particles and the spring retainer ring from each other, and scrapping the obtained friction particles and the spring retainer ring;
cleaning, namely cleaning the steel back plate and the triangular support plate;
the inspection step, the quality of the cleaned steel back plate and the cleaned triangular support plate is inspected, the steel back plate and the cleaned triangular support plate are scrapped, and the steel back plate and the cleaned triangular support plate with qualified quality are left;
and assembling, namely assembling the qualified steel back plate, the triangular support plate, new friction particles and the spring retainer ring into a new brake pad.
After the cleaning step, performing deplating operation on the steel back plate and the triangular support plate, performing first quality inspection after deplating is completed, performing electroplating operation on the steel back plate and the triangular support plate which are qualified in the first quality inspection, and scrapping the steel back plate and the triangular support plate which are unqualified in the first quality inspection.
Before electroplating the steel back plate and the triangular support plate which are qualified in the first quality inspection, flaw detection is carried out on the steel back plate, electroplating operation is carried out after the flaw detection treatment is qualified, and the steel back plate and the triangular support plate which are unqualified in the flaw detection treatment are scrapped.
And performing secondary quality inspection on the steel back plate and the triangular supporting plate after the electroplating, re-electroplating if the secondary quality inspection is unqualified, and entering the assembling step if the secondary quality inspection is qualified.
Marking the steel back plate before entering the assembling step.
And (4) inspecting the finished product after the assembly is finished, packaging if the finished product is qualified, and reassembling if the finished product is unqualified.
Ultrasonic cleaning is adopted in the cleaning step.
The technical scheme of the invention has the following advantages:
1. the invention provides a floating brake pad renovating process, which is characterized in that when friction particles and spring clamping rings are fatigued and deformed and can not be used, brake pads are decomposed, a steel back plate, a triangular support plate, the friction particles and the spring clamping rings are separated from each other, the obtained friction particles and the spring clamping rings are scrapped, the obtained steel back plate and the triangular support plate are cleaned, the cleaned steel back plate and the cleaned triangular support plate are subjected to quality inspection, unqualified scrapping is carried out, a steel back plate and a triangular support plate with qualified quality are left, and finally the steel back plate and the triangular support plate with qualified quality, new friction particles and new spring clamping rings are assembled into a new brake pad. On the premise of ensuring the performance of the brake pad, the production cost of the steel back plate and the triangular support plate can be reduced, the production period of the product can be shortened, resources are saved, and the economic value is high.
2. According to the refurbishing process of the floating brake pad, after the cleaning step, deplating operation is carried out on the steel back plate and the triangular support plate, first quality inspection is carried out after deplating is finished, electroplating operation is carried out on the steel back plate and the triangular support plate which are qualified in the first quality inspection, scrapping which are unqualified in the first quality inspection, and first quality inspection is carried out after deplating is finished, so that the normal performance of the steel back plate and the triangular support plate can be ensured.
3. According to the renovation process of the floating brake pad, provided by the invention, before the steel back plate and the triangular support plate which are qualified in the first quality inspection are subjected to electroplating treatment, flaw detection treatment is carried out on the steel back plate, electroplating operation is carried out after the flaw detection treatment is qualified, the steel back plate and the triangular support plate which are unqualified in flaw detection treatment are scrapped, and the normal performance of the steel back plate and the triangular support plate can be further ensured.
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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a flow chart of a floating brake pad refurbishing process provided in an embodiment of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
The embodiment provides a specific implementation of a floating brake pad refurbishing process, as shown in fig. 1, which includes a disassembling step, a cleaning step, an inspecting step, and an assembling step. Recording the model and the quantity of the brake pads to be renovated after the waste floating brake pads are received in the field, then carrying out preliminary detection, recording and scrapping the brake pads without renovation, decomposing the brake pads with renovation, decomposing the brake pads in the decomposition step, strictly forbidding sharp instruments to damage the brake pads in the decomposition process so as to separate the steel back plate, the triangular support plate, the friction particles and the spring clamping rings from each other, scrapping the obtained friction particles and the spring clamping rings, transferring the obtained steel back plate and the triangular support plate to the cleaning step, carrying out cleaning treatment by adopting ultrasonic waves, carrying out deplating operation on the steel back plate and the triangular support plate after the cleaning step, carrying out first quality inspection after deplating, scrapping unqualified first quality inspection, carrying out flaw detection treatment on the steel back plate and the triangular support plate qualified first quality inspection, and scrapping the steel back plate and the triangular support plate which are unqualified in flaw detection treatment, performing electroplating operation after the flaw detection treatment is qualified, performing secondary quality inspection on the steel back plate and the triangular support plate after the electroplating is finished, re-electroplating if the secondary quality inspection is unqualified, and entering the assembling step if the secondary quality inspection is qualified. In the embodiment, the steel back plate needs to be marked before the assembling step, then the steel back plate and the triangular support plate which are qualified in the secondary quality inspection, new friction particles and the spring retainer ring are assembled into a new brake pad, the finished product inspection is carried out after the assembly is finished, the brake pad is packaged if the brake pad is qualified in the inspection, and the brake pad is reassembled if the brake pad is unqualified in the inspection.
When carrying out quality inspection to steel backplate, triangular support plate in this embodiment, adopt 3D to measure, the 3D detection technology that digital image and anti-technique of asking combine together, 3D measurement technology adopts non-contact laser scanning measurement technique, it is fast, the precision is high, laser passes the linear amplitude grating subassembly of parallel equidistance, or use the interferometer, form straight line interference fringe, noodless line structured light promptly, project this noodless line structured light on the object, because the change of object surface curvature or degree of depth makes the fringe warp, utilize the CCD camera to absorb the image of this deformation fringe, can assay the change of object surface profile. The measurement data obtained by digital image technology measurement is composed of a large number of three-dimensional coordinate points, which vary from hundreds to millions of points according to the nature of the scanner, the scanning parameters and the size of the object to be measured, and these large number of three-dimensional data points are called Point clouds (Point Cloud). The measurement data needs to be subjected to digital image conversion to form effective image data. Obtaining data through 3D measurement and digital image technology, reversely generating a CAD modeling 3D model by reversely solving the 3D data, and comparing the generated 3D model with the 3D model input in advance to judge whether the measured part meets the requirements of a design drawing or not so as to judge the qualification.
Because the friction particles belong to abrasion wear accessories, the spring retainer ring is in an elastic deformation state for a long time and is easy to generate bending fatigue, the friction particles and the spring retainer ring belong to wear accessories, and the steel back plate and the triangular support plate are not easy to abrade and can be repeatedly used. Therefore, the brake pad is renovated, the production cost of the steel back plate and the triangular support plate can be reduced on the premise of ensuring the performance of the brake pad, the production period of the product can be shortened, and the brake pad has the advantages of resource saving and high economic value.
In an alternative embodiment, the cleaning step employs vibratory cleaning.
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 (6)
1. A floating brake pad renovating process is characterized by comprising the following steps:
a decomposing step, namely decomposing the brake lining to separate the steel back plate, the triangular support plate, the friction particles and the spring retainer ring from each other, and scrapping the obtained friction particles and the spring retainer ring;
cleaning, namely cleaning the steel back plate and the triangular support plate;
the quality inspection step, the cleaned steel back plate and the cleaned triangular support plate are subjected to quality inspection, the steel back plate and the cleaned triangular support plate with unqualified quality are scrapped, the steel back plate and the cleaned triangular support plate with qualified quality are left, the quality inspection adopts 3D measurement and digital image technology to obtain data, 3D data back-calculation is carried out, a CAD modeling 3D model is generated reversely, the generated 3D model is compared with the 3D model which is input in advance, so that whether the measured part meets the requirement of a design drawing or not is judged, and whether the part is qualified or not is judged;
assembling, namely assembling the steel back plate and the triangular support plate with qualified quality, new friction particles and a spring retainer ring into a new brake pad;
after the cleaning step, performing deplating operation on the steel back plate and the triangular support plate, performing first quality inspection after deplating is completed, performing electroplating operation on the steel back plate and the triangular support plate which are qualified in the first quality inspection, and scrapping the steel back plate and the triangular support plate which are unqualified in the first quality inspection.
2. The floating brake pad refurbishing process of claim 1, wherein before the steel back plate and the triangular support plate which are qualified in the first quality inspection are subjected to electroplating treatment, flaw detection treatment is performed on the steel back plate, after the flaw detection treatment is qualified, electroplating operation is performed, and the steel back plate and the triangular support plate which are unqualified in flaw detection treatment are scrapped.
3. A floating brake pad refurbishing process according to claim 2, wherein said steel back plate and said triangular support plate after being electroplated are subjected to a second quality inspection, and then are electroplated again if the second quality inspection fails, and the assembling step is proceeded if the second quality inspection is passed.
4. A floating brake pad refurbishing process according to claim 3, wherein said steel back plate is marked before entering said assembling step.
5. A floating brake pad refurbishing process according to claim 4, wherein the finished product is inspected, packaged if the inspection is acceptable, and reassembled if the inspection is not acceptable.
6. A floating brake pad refurbishing process according to claim 1, wherein said cleaning step is an ultrasonic cleaning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810906528.3A CN109099086B (en) | 2018-08-10 | 2018-08-10 | Floating brake pad renovating process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810906528.3A CN109099086B (en) | 2018-08-10 | 2018-08-10 | Floating brake pad renovating process |
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| Publication Number | Publication Date |
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| CN109099086A CN109099086A (en) | 2018-12-28 |
| CN109099086B true CN109099086B (en) | 2021-05-11 |
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| CN206655935U (en) * | 2017-04-27 | 2017-11-21 | 克诺尔车辆设备(苏州)有限公司 | A kind of floating type brake lining |
| CN207514133U (en) * | 2017-09-22 | 2018-06-19 | 北京天宜上佳新材料股份有限公司 | A kind of detachable brake shoe |
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| CN1237858C (en) * | 2003-03-27 | 2006-01-18 | 郭春平 | Method for re-manufacturing flame-proof outer shell |
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| US11338360B2 (en) * | 2016-02-04 | 2022-05-24 | Intellectual Property Holdings, Llc | Device and method for forming a metal matrix composite vehicle component |
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2018
- 2018-08-10 CN CN201810906528.3A patent/CN109099086B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181218A (en) * | 2016-07-31 | 2016-12-07 | 上海车功坊汽车服务有限公司 | A kind of aluminium alloy wheel hub of vehicle remanufactures technique |
| CN106370670A (en) * | 2016-10-12 | 2017-02-01 | 上海建工集团股份有限公司 | 3D laser scanning based building prefabricated part quality detection system and method |
| CN206655935U (en) * | 2017-04-27 | 2017-11-21 | 克诺尔车辆设备(苏州)有限公司 | A kind of floating type brake lining |
| CN207514133U (en) * | 2017-09-22 | 2018-06-19 | 北京天宜上佳新材料股份有限公司 | A kind of detachable brake shoe |
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| CN109099086A (en) | 2018-12-28 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A Floating Gate Renovation Process Granted publication date: 20210511 Pledgee: Beijing first financing Company limited by guarantee Pledgor: VANGUARD (BEIJING) TECHNOLOGY JOINT STOCK LTD. Registration number: Y2024980002358 |
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