CN114273871B - Sliding rail processing method and product thereof - Google Patents
Sliding rail processing method and product thereof Download PDFInfo
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- CN114273871B CN114273871B CN202210083760.8A CN202210083760A CN114273871B CN 114273871 B CN114273871 B CN 114273871B CN 202210083760 A CN202210083760 A CN 202210083760A CN 114273871 B CN114273871 B CN 114273871B
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- side edges
- sliding rail
- rolling
- arc surface
- bent
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- 238000003672 processing method Methods 0.000 title claims abstract description 14
- 238000005096 rolling process Methods 0.000 claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 11
- 230000008859 change Effects 0.000 claims abstract description 8
- 239000000758 substrate Substances 0.000 claims description 14
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 12
- 238000004140 cleaning Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005242 forging Methods 0.000 description 4
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- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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- 230000004048 modification Effects 0.000 description 2
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- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001962 electrophoresis Methods 0.000 description 1
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- 238000005507 spraying Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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- Bearings For Parts Moving Linearly (AREA)
Abstract
The invention relates to a sliding rail processing method and a sliding rail product. The machining method is characterized in that a proper steel plate is selected, and then a sliding rail installation reference plane and a change gear installation surface are formed through rolling; the slide rail processing method provided by the invention has the advantages of convenience in processing, less pollution, more environmental protection in production environment, less material waste and capability of reducing production cost; meanwhile, the sliding rail product manufactured by the sliding rail processing method provided by the invention comprises the sliding rail installation reference plane and the change gear installation surface, has high strength and precision, is regular and attractive in appearance, and can greatly reduce running noise.
Description
Technical Field
The invention relates to a production technology of a sliding rail, in particular to a sliding rail processing method and a product thereof.
Background
The door sliding rail commonly used in the market is formed by forging steel billets, steel ingots or steel materials, the machining process is complex, the forming size is unstable, the arc surface is often uneven, and the requirement on the arc surface of the sliding rail is relatively high for the sliding rail applied to an elevator door opener and a hall door hanging piece; because of the specificity of forging, more shapes of the final section and the initial section of the profile are often deformed seriously, so that a larger part of materials are wasted due to incapacitation; during forging, high-temperature processing is often required, sundries such as greasy dirt are adhered to a product at high temperature, the greasy dirt is often difficult to treat, and the cleaning processes such as phosphating, acid washing and the like are required before plastic spraying, galvanization or electrophoresis are performed on the processing surface of the finished product, so that on one hand, the processing cost is high, and on the other hand, the waste cleaning liquid can cause serious environmental pollution and high wastewater treatment cost.
Disclosure of Invention
The invention aims to solve the defects of the technology and provide a slide rail processing method and a slide rail product, wherein the slide rail processing method has the advantages of high strength, convenience in processing, no waste and high material utilization rate.
The invention provides a slide rail processing method, which comprises the following steps of A, selecting a steel plate with a required width and thickness;
step B, rolling from the lower part of the center of the steel plate to form two side edges and a substrate section protruding upwards, wherein a first arc surface is arranged on the substrate section;
step C, rolling the two side edges from the upper part, and gradually extending the two side edges upwards to form a second arc surface;
step D, rolling the base body section from the upper part, wherein the base body section extends from inside to outside, and the first arc surface is gradually reduced until the base body section is flat, so that a sliding rail installation reference plane is formed;
e, rolling the two side edges from the upper part until the tail ends of the two side edges are parallel to the base body section, forming a change gear mounting surface on the second circular arc surface, leveling a sliding rail mounting reference plane, and finally shaping to the set sliding rail size.
In order to improve the strength, the step E is followed by a step F of rolling the two sides from the upper part until the ends of the two sides face the substrate section.
In order to improve the strength, the step F is followed by the step G of bending or rolling the substrate section towards the two side edges to form a first U-shaped edge, and the two side edges are bent or rolled towards the opposite directions.
In order to improve the strength, the step E is followed by the step H of bending or rolling the substrate section towards the two side edges to form a second U-shaped edge, and the two side edges are bent or rolled towards the opposite directions.
In order to improve the strength, the step E is followed by the step I of reversely bending or rolling the substrate section towards the two sides to form a third U-shaped side, and reversely bending or rolling the two sides.
In order to facilitate the forming, the first arc surface is raised upwards synchronously in the step C.
The product of the sliding rail processing method provided by the invention comprises a sliding rail installation reference plane and a change gear installation surface.
Compared with the forging forming in the prior art, the slide rail processing method has the advantages of convenience in processing, less pollution, more environmental protection in production environment, less material waste and capability of reducing production cost; meanwhile, the sliding rail product processed by the sliding rail processing method provided by the invention has the advantages of high strength and precision, regular and beautiful appearance, capability of greatly reducing running noise, no need of high-temperature treatment in the processing process, and easiness in cleaning of oil stains attached to the surface.
Drawings
FIG. 1 is a schematic view showing the working deformation of a steel sheet according to example 1 of the present invention;
FIG. 2 is a schematic structural view of the product of example 1 of the present invention;
FIG. 3 is a schematic structural diagram of the product obtained according to step F of the present invention;
FIG. 4 is a schematic structural diagram of the product obtained according to step G of the present invention;
FIG. 5 is a schematic structural diagram of the product obtained according to step H of the present invention;
FIG. 6 is a schematic diagram of the structure of the product obtained according to step I of the present invention.
In the figure: two side edges 1, a base body section 2, a first arc surface 3, a second arc surface 4, a slide rail installation reference plane 5, a change gear installation surface 6, a first U-shaped edge 7, a second U-shaped edge 8 and a third U-shaped edge 9.
Detailed Description
In order to further describe the technical means and effects adopted by the present invention for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present invention with reference to the accompanying drawings and preferred embodiments.
Example 1:
the method for processing the sliding rail, which is provided by the embodiment, is shown in the figure 1, and comprises the steps of A, selecting a steel plate with the required width and thickness, and shown in the step A-1 in the figure 1;
step B, rolling from the lower part of the center of the steel plate to form a substrate section 2 with two side edges 1 protruding upwards, wherein a first arc surface 3 is arranged on the substrate section 2, as shown in the step B-1 in the figure 1, the first arc surface 3 is formed to facilitate the processing of the two side edges 1, so that when the two side edges 1 bend upwards, the middle has enough extensibility, the reduction of middle strength is avoided as much as possible, and the strength of a product is ensured;
step C, rolling the two side edges 1 from the upper parts of the two sides, wherein the two side edges 1 gradually extend upwards to form a second arc surface 4, as shown in the steps C-1 to C-12 in the figure 1, and the pressure of the upper parts of the two sides gradually inclines outwards while rolling the steel plate forwards so as to facilitate the inward bending of the two side edges 1;
step D, rolling the base body section 2 from the upper middle part, wherein the base body section 2 is extended outwards from inside to outside, and the first arc surface 3 is gradually reduced until the base body section is flat, so that a sliding rail installation reference plane 5 is formed, and rolling is performed according to the steps D-1 to D-2 in the figure 1;
and E, rolling the two side edges 1 from the upper parts of the two sides until the tail ends of the two side edges 1 are parallel to the base body section 2, forming a change gear mounting surface 6 by the second arc surface 4, leveling the sliding rail mounting reference plane 5, and finally shaping to the set sliding rail size, wherein the rolling and shaping are performed according to the steps E-1 to E-2 in the figure 1.
As shown in fig. 2, the present embodiment provides a product including a rail mounting reference plane 5 and a change gear mounting surface 6.
The product obtained by the method of the embodiment can be processed by adopting a metal plate, has high mechanical strength, convenient processing and manufacturing, no waste material in processing and high material utilization rate, can meet the requirements by adopting conventional cleaning liquid for cleaning, can meet the emission standard by adopting a conventional treatment method during sewage treatment, can greatly reduce the cost of each link in production, has high surface precision and smooth curved surface, can greatly reduce operation noise and improves comfort.
Example 2:
in order to improve the strength, in addition to the features described in embodiment 1, step e. Step f. Rolling the two side edges 1 from the upper part until the ends of the two side edges 1 face the base section 2 is provided.
As shown in fig. 3, the product obtained by the method of the embodiment has lower processing difficulty, higher strength of the gear-wheel mounting surface 6 and better bearing capacity.
Example 3:
in order to improve the strength, in addition to the features described in embodiment 2, step f is followed by step g, which is to bend or roll the base section 2 towards the two sides 1 to form a first U-shaped edge 7, and bend or roll the two sides 1 towards the opposite directions. In the embodiment, the bending or rolling forming angle in the step G is 90 degrees, so that the appearance is more attractive.
As shown in fig. 4, the product obtained by the method according to the embodiment has higher overall strength, the gear-wheel mounting surface 6 can be at a certain distance from the slide rail mounting reference plane 5, interference between the gear wheel and the slide rail is avoided, and the gear wheel is more convenient to mount.
Example 4:
in order to improve the strength, in addition to the features described in embodiment 1, step e. Step h. Bending or rolling the base section 2 towards the two sides 1 to form a second U-shaped edge 8, and bending or rolling the two sides 1 towards the opposite directions is provided. In the embodiment, the bending or rolling forming angle in the step H is 90 degrees, and the appearance is more attractive.
As shown in fig. 5, the product obtained by the method according to the embodiment has higher overall strength, the gear-wheel mounting surface 6 can be at a certain distance from the slide rail mounting reference plane 5, interference between the gear wheel and the slide rail is avoided, and the gear wheel is more convenient to mount.
Example 5:
in order to improve the strength, in addition to the features described in embodiment 1, step e. is followed by step i. Bending or rolling the base section 2 in opposite directions towards the two sides 1 to form a third U-shaped edge 9, and bending or rolling the two sides 1 in opposite directions. In the embodiment, the bending or rolling forming angle in the step I is 90 degrees, and the appearance is more attractive.
As shown in fig. 6, the product obtained by the method according to the embodiment has higher overall strength, the gear-wheel mounting surface 6 faces to the inner side, is less prone to damage, the gear wheel runs on the inner side, has better protection on the gear wheel, and can generate a certain distance with the sliding rail mounting reference plane 5, so that the interference between the gear wheel and the sliding rail is avoided, and the gear wheel is more convenient to mount.
Example 6:
in order to facilitate forming, the sliding rail processing method provided in this embodiment is not limited to any one of the features described in embodiments 1 to 5, and the first arc surface 3 in the step c is protruded upward synchronously.
Through the design, the first arc surface 3 and the second arc surface 4 deform synchronously, so that stress concentration on the main surface is reduced, and later processing is facilitated.
The present invention is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present invention.
Claims (1)
1. A processing method of a sliding rail is characterized by comprising the following processing steps:
step A, selecting a steel plate with the required width and thickness;
step B, rolling from the lower part of the center of the steel plate to form two side edges (1) and a substrate section (2) protruding upwards, wherein a first arc surface (3) is arranged on the substrate section (2);
step C, rolling the two side edges (1) from the upper part, wherein the two side edges (1) gradually extend upwards to form a second arc surface (4);
step D, rolling the base body section (2) from the upper part, wherein the base body section (2) is outwards unfolded from inside to outside, and the first arc surface (3) is gradually reduced until the base body section is flat, so that a sliding rail installation reference plane (5) is formed;
e, rolling the two side edges (1) from the upper part until the tail ends of the two side edges (1) are parallel to the base body section (2), forming a change gear mounting surface (6) by the second arc surface (4), leveling a sliding rail mounting reference plane (5), and finally shaping to the set sliding rail size;
step E, a step F is arranged after the step E, rolling is carried out on the two side edges (1) from the upper part until the tail ends of the two side edges (1) face the substrate section (2);
step G is arranged after the step F, the substrate section (2) is bent or rolled towards the two side edges (1) to form a first U-shaped edge (7), and the two side edges (1) are bent or rolled towards the opposite directions;
step E, a step H is arranged after the step E, the substrate section (2) is bent or rolled towards the two side edges (1) to form a second U-shaped edge (8), and the two side edges (1) are bent or rolled towards the opposite directions;
step I is arranged after the step E, the substrate section (2) is reversely bent or rolled towards the two side edges (1) to form a third U-shaped edge (9), and the two side edges (1) are reversely bent or rolled;
and C, the first arc surface (3) is synchronously raised upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210083760.8A CN114273871B (en) | 2022-01-20 | 2022-01-20 | Sliding rail processing method and product thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210083760.8A CN114273871B (en) | 2022-01-20 | 2022-01-20 | Sliding rail processing method and product thereof |
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| Publication Number | Publication Date |
|---|---|
| CN114273871A CN114273871A (en) | 2022-04-05 |
| CN114273871B true CN114273871B (en) | 2024-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210083760.8A Active CN114273871B (en) | 2022-01-20 | 2022-01-20 | Sliding rail processing method and product thereof |
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Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100106084A (en) * | 2009-03-23 | 2010-10-01 | 주식회사 미륭산업 | Manufacture method for guide rail of elevator door by roll forming and the guide rail |
| CN101863403A (en) * | 2010-05-07 | 2010-10-20 | 宁波华菱电梯部件有限公司 | Rope pulley for elevator and manufacturing method thereof |
| CN202508737U (en) * | 2012-03-30 | 2012-10-31 | 上海贝思特门机有限公司 | Overdoor plate of elevator landing door |
| DE202011105571U1 (en) * | 2011-09-09 | 2012-12-12 | Elevator Trading Gmbh | Door sill body for a sliding door |
| CN102989987A (en) * | 2012-08-17 | 2013-03-27 | 大连大高阀门股份有限公司 | Forging process of turnout wedge rail support of high-speed railway |
| CN105347159A (en) * | 2015-12-03 | 2016-02-24 | 苏州和阳金属科技有限公司 | Anti-falling upper sill structure applied to elevator landing door |
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| CN207673177U (en) * | 2017-12-14 | 2018-07-31 | 江苏明伟万盛科技有限公司 | New shield door change gear assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| IT1395871B1 (en) * | 2009-10-09 | 2012-10-26 | Wittur Spa | ANTI-DRAINAGE DEVICE FOR DOORS OF LIFT DOORS OR ELEVATORS |
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2022
- 2022-01-20 CN CN202210083760.8A patent/CN114273871B/en active Active
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| CN101863403A (en) * | 2010-05-07 | 2010-10-20 | 宁波华菱电梯部件有限公司 | Rope pulley for elevator and manufacturing method thereof |
| DE202011105571U1 (en) * | 2011-09-09 | 2012-12-12 | Elevator Trading Gmbh | Door sill body for a sliding door |
| CN202508737U (en) * | 2012-03-30 | 2012-10-31 | 上海贝思特门机有限公司 | Overdoor plate of elevator landing door |
| CN102989987A (en) * | 2012-08-17 | 2013-03-27 | 大连大高阀门股份有限公司 | Forging process of turnout wedge rail support of high-speed railway |
| CN106276527A (en) * | 2015-06-04 | 2017-01-04 | 天津市津阳金属制品有限公司 | A kind of upper bank assembly in hoistway door |
| CN105347159A (en) * | 2015-12-03 | 2016-02-24 | 苏州和阳金属科技有限公司 | Anti-falling upper sill structure applied to elevator landing door |
| CN205241024U (en) * | 2015-12-30 | 2016-05-18 | 浙江奥力迅电梯部件有限公司 | Bank frame on door of anticreep type elevator layer |
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| CN208071076U (en) * | 2017-12-21 | 2018-11-09 | 浙江奥力迅电梯部件有限公司 | A kind of novel elevator door change gear |
| CN108483183A (en) * | 2018-05-15 | 2018-09-04 | 展鹏科技股份有限公司 | Multiple leaf door guide assembly and elevator car door system |
| CN109230946A (en) * | 2018-11-02 | 2019-01-18 | 宁波欧菱电梯配件有限公司 | A kind of elevator door guide rail and guide rail processing method |
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