CN111497299A - Processing method for high-quality and high-efficiency production of rubber automobile parts - Google Patents
Processing method for high-quality and high-efficiency production of rubber automobile parts Download PDFInfo
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- CN111497299A CN111497299A CN202010488677.XA CN202010488677A CN111497299A CN 111497299 A CN111497299 A CN 111497299A CN 202010488677 A CN202010488677 A CN 202010488677A CN 111497299 A CN111497299 A CN 111497299A
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- 238000003672 processing method Methods 0.000 title claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 title abstract description 13
- 238000001914 filtration Methods 0.000 claims abstract description 20
- 238000012545 processing Methods 0.000 claims abstract description 20
- 238000002156 mixing Methods 0.000 claims abstract description 19
- 239000002994 raw material Substances 0.000 claims abstract description 19
- 239000004033 plastic Substances 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 55
- 238000004806 packaging method and process Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 20
- 238000004073 vulcanization Methods 0.000 claims description 19
- 238000009966 trimming Methods 0.000 claims description 16
- 238000005520 cutting process Methods 0.000 claims description 15
- 238000001125 extrusion Methods 0.000 claims description 11
- 238000007689 inspection Methods 0.000 claims description 10
- 238000002360 preparation method Methods 0.000 claims description 10
- 238000005507 spraying Methods 0.000 claims description 9
- 239000000853 adhesive Substances 0.000 claims description 8
- 230000001070 adhesive effect Effects 0.000 claims description 8
- 238000013329 compounding Methods 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 238000005303 weighing Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 4
- 239000004568 cement Substances 0.000 claims description 3
- -1 cutting Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 21
- 238000003860 storage Methods 0.000 description 10
- 239000004744 fabric Substances 0.000 description 4
- 239000003292 glue Substances 0.000 description 3
- 238000007605 air drying Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 239000010985 leather Substances 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000004636 vulcanized rubber Substances 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D99/00—Subject matter not provided for in other groups of this subclass
- B29D99/0053—Producing sealings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D23/00—Producing tubular articles
- B29D23/001—Pipes; Pipe joints
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a processing method for producing rubber automobile parts with high quality and high efficiency, which comprises the following steps: processing raw materials, performing plastic mixing on the raw materials, discharging and storing the raw materials after the plastic mixing is finished, and filtering the rubber to produce rubber automobile accessories; the rubber automobile parts comprise strip-shaped and tubular parts, solid or sheet-shaped parts, thin-wall or special-shaped pipe parts, strip-shaped and tubular parts with frameworks and non-strip-shaped and tubular parts with frameworks. The invention has the beneficial technical effects that: the technology required by the processing production of each automobile rubber accessory is systematically combed, the production efficiency of each accessory is effectively improved, and the defects of the existing production line are overcome.
Description
Technical Field
The invention relates to a processing method for producing rubber automobile parts with high quality and high efficiency, belonging to the field of rubber products.
Background
Along with the development of the automobile industry, the use amount of automobile parts is larger and larger, the quality is higher and higher, the number of rubber parts of each automobile except tires is dozens of or even hundreds of, the number of the rubber parts is 300-400, and the use amount of the rubber is 50-70 Kg. Rubber automobile parts such as sealing products of various specifications, such as oil seals, leather cups, sealing rings, sealing strips, dust covers, leather films, gaskets and the like; shock absorbers of various specifications; various specifications of oil, water and gas delivery rubber pipes; transmission belts of various specifications; in addition, the wiper, the rubber plate, the foot pad and the like are also arranged. At present, the production process of rubber parts is simple, the rubber materials are directly subjected to plate vulcanization after plastic mixing, the vulcanization efficiency is low, the appearance qualification rate is low, the quality problems are more, the service time is short, the sealing effect is poor, the damping effect is poor, the transmission efficiency is low, and even large traffic accidents of automobiles are caused.
Disclosure of Invention
The processing technique for producing rubber automobile parts with high quality and high efficiency provided by the invention can solve the defects brought by the existing automobile part production method, and improves the production efficiency and the product quality.
The invention is realized by the following technical scheme, and the processing method for producing the rubber automobile parts with high quality and high efficiency is characterized by comprising the following steps of: the method comprises the following steps: processing raw materials, performing plastic mixing on the raw materials, discharging and storing the raw materials after the plastic mixing is finished, and filtering the rubber to produce rubber automobile accessories;
the rubber automobile parts comprise strip-shaped and tubular parts, solid or sheet-shaped parts, thin-wall or special-shaped pipe parts, strip-shaped and tubular parts with frameworks and non-strip-shaped and tubular parts with frameworks.
The preferable scheme of the processing method for efficiently producing the rubber automobile parts with high quality is as follows: the strip-shaped and tubular fittings with the framework and the non-strip-shaped and tubular fittings with the framework further comprise the steps of processing the framework material, coating adhesive cement or adhesive on the framework material, and drying and storing.
The preferable scheme of the processing method for efficiently producing the rubber automobile parts with high quality is as follows: the preparation method of the strip-shaped and tubular fittings comprises the steps of extruding the strip-shaped and tubular fittings by using an extruder, carrying out microwave vulcanization, weighing, measuring, cutting, inspecting, packaging and warehousing.
The preferable scheme of the processing method for efficiently producing the rubber automobile parts with high quality is as follows: the preparation method of the solid or sheet accessory comprises the steps of extruding the solid or sheet accessory by using an extruder, spraying a separant, vacuumizing, vulcanizing by a flat plate, trimming rubber edges, inspecting, packaging and warehousing.
The preferable scheme of the processing method for efficiently producing the rubber automobile parts with high quality is as follows: the preparation method of the thin-wall or special-shaped pipe fitting comprises the steps of extruding the thin-wall or special-shaped pipe fitting by using an extruder, cutting, injecting and vulcanizing, trimming rubber edges, inspecting, packaging and warehousing.
The preferable scheme of the processing method for efficiently producing the rubber automobile parts with high quality is as follows: the preparation method of the strip-shaped and tubular fittings with the frameworks utilizes an extruder to perform extrusion compounding with the framework materials, cutting, injection vulcanization, trimming rubber edges, inspection, packaging and warehousing.
The preferable scheme of the processing method for efficiently producing the rubber automobile parts with high quality is as follows: the preparation method of the non-strip and tubular accessory with the framework comprises the steps of performing pre-forming, spraying of a separating agent, vacuumizing and flat-plate vulcanization, trimming of a rubber edge, inspection, packaging and warehousing of the non-strip and tubular accessory with the framework by using rubber materials after rubber filtration.
The invention has the beneficial technical effects that: the technology required by the processing production of each automobile rubber accessory is systematically combed, the production efficiency of each accessory is effectively improved, and the defects of the existing production line are overcome.
Drawings
FIG. 1 is a flow chart of the processing technology for producing rubber automobile parts with high quality and high efficiency.
Detailed Description
The invention is further illustrated by the following examples and figures.
Example 1: strip and tube fittings
Taking the sealing strip as an example, the specific process flow is as follows:
processing raw materials, mixing rubber materials, discharging and storing the rubber materials, filtering the rubber, extruding, vulcanizing by microwave, weighing, measuring, cutting, inspecting, packaging and warehousing.
1. Raw material treatment: comprises cutting and baking glue; drying, crushing and screening powder; preheating and filtering of oil, etc.
2. And (3) mixing the rubber material, namely mixing the rubber material by adopting an open mill or an internal mixer, wherein the main inspection indexes of the rubber material of the rubber automobile parts comprise the density, the hardness, the Mooney viscosity, the mechanical property, the solvent resistance, the compression permanent deformation and the like of the rubber material, the performance indexes of different rubber parts are different, and the adopted plastic mixing process is also different.
3. And (3) feeding and storing the sizing material: and (4) after the rubber material is mixed, the rubber material is placed on a lower sheet for storage, and the storage time is generally 4-24 hours.
4. Filtering glue: along with the improvement of the quality of automobile parts, the rubber filtering of the mixed rubber material is very necessary, and impurities in the rubber material or reclaimed rubber can be removed by introducing the filtered rubber, so that the product quality can be greatly improved, and the product appearance qualification rate can also be improved. The rubber filter is adopted for filtering rubber, the diameter of the rubber filtering hole is 3-4 mm, and the rubber filtering temperature is generally 90-120 ℃.
5. Extrusion and microwave vulcanization: the production of the rubber sealing strip adopts a mode of extruding and microwave vulcanizing at the same time, the microwave heating is rapid, the efficiency is high, the energy is saved, the rubber vulcanizing time can be greatly shortened, the heating uniformity is better, and the vulcanizing quality is higher. The sealing strip is produced by special equipment of a rubber continuous microwave vulcanization production line, but the relation between the extrusion speed and the rubber material vulcanization time must be well controlled, so that the sealing strip is completely vulcanized in the extrusion process, and the extrusion speed of a rubber product is 4-10 m/min.
6. Weighing, measuring and cutting: and weighing and measuring the rubber sealing strip according to the use requirements of customers, and then cutting and storing.
7. And (6) inspecting, packaging and warehousing: and (3) inspecting the appearance, the size and the performance of the produced rubber sealing strip, and packaging and warehousing products meeting the requirements.
Example 2: solid or sheet fittings
Taking the O-shaped sealing ring as an example, the specific process flow is as follows:
processing raw materials, mixing rubber materials, discharging and storing the rubber materials, filtering the rubber materials, preforming, spraying a separating agent, vacuumizing, vulcanizing a flat plate, trimming rubber edges, inspecting, packaging and warehousing.
1. The process of raw material treatment, plastic mixing of the rubber material, sheet discharging, storage, rubber filtering, inspection, packaging and warehousing of the rubber material is the same as the specific processing process requirement of the rubber sealing strip.
2. Preforming an O-shaped sealing ring: a rubber precision preforming machine is adopted to produce an O-shaped sealing ring rubber blank, and an extrusion opening and rubber blank cutting device is designed according to the size and the weight of the rubber O-shaped sealing ring.
3. Spraying a release agent: and after spraying a separant on the O-shaped sealing ring rubber blank, air-drying by adopting an air blower.
4. Vacuumizing and vulcanizing a flat plate: and conveying the air-dried O-shaped sealing ring rubber blank to a vacuumizing flat vulcanizing machine for vulcanization, wherein three vulcanization factors are selected according to the formula and specification of the O-shaped sealing ring.
5. Trimming the adhesive edge: the rubber edge can be trimmed manually or by a centrifugal separator and a refrigerator, so that the trimming efficiency and quality are improved, and the waste rubber edge is controlled within 2-5%.
Example 3: thin-walled or profiled pipe fittings
Taking a thin-wall special-shaped rubber pipe as an example, the specific process flow is as follows:
processing raw materials, mixing rubber materials, discharging and storing the rubber materials, filtering the rubber, extruding, cutting, injecting and vulcanizing, trimming rubber edges, inspecting, packaging and warehousing.
1. The specific processing process requirements of the rubber O-shaped sealing ring in the embodiment 2 can be referred to in the processes of raw material treatment, plastic mixing of the rubber material, sheet discharging of the rubber material, storage, rubber filtering, rubber edge trimming, inspection, packaging and warehousing and the like.
2. Extruding and cutting: the process is extrusion of the vulcanized rubber strip for injection, and the vulcanized rubber strip needs to be cooled, cut and placed after extrusion and then is conveyed to an injection port of an injection vulcanizing machine.
3. And (3) injection vulcanization: the vertical injection molding machine or the horizontal injection molding machine can be selected, and the three vulcanization factors are selected according to the formula and the specification of the special-shaped rubber tube.
Example 4: strip and tube fittings with skeleton
Taking a cloth-sandwiched rubber hose as an example, the specific process flow is as follows:
processing raw materials (simultaneously processing framework materials), plastic mixing of rubber materials (simultaneously coating rubber slurry on the framework materials), drying, storage, rubber filtering, extrusion compounding (compounding of the framework materials and the rubber materials), cutting, vacuumizing, vulcanizing by a flat plate, trimming rubber edges, checking, packaging and warehousing.
1. The process comprises the steps of raw material treatment, plastic mixing of rubber materials, storage of the rubber materials, rubber filtering, rubber edge trimming, inspection, packaging and warehousing and the like, and can refer to the specific processing process requirements of the rubber O-shaped sealing ring.
2. Framework material treatment: the framework material used by the cloth-sandwiched rubber tube is a cloth layer, and the material needs to be dried.
3. Coating the framework material with glue slurry, air-drying and storing: in order to ensure that the framework material cloth layer is well adhered with the rubber material, the rubber cement is coated, and then the framework material cloth layer is dried and stored.
4. Extruding, compounding and cutting: the inner layer rubber, the outer layer rubber and the framework material cloth layer of the rubber pipe are adhered together by an extrusion process, and then the rubber blank of the cloth-sandwiched rubber pipe is cut according to the required length.
5. Vacuumizing and vulcanizing a flat plate: and conveying the cut rubber blank of the cloth-added rubber pipe to a vacuumizing flat vulcanizing machine for vulcanization, wherein three vulcanization factors are selected according to the formula and specification of the inner and outer rubber layers of the cloth-added rubber pipe.
Example 5: non-strip and tubular fittings with framework
Taking an oil seal as an example, the specific process flow is as follows:
processing raw materials (simultaneously processing framework materials), plastic mixing of rubber materials (simultaneously coating adhesive on the framework materials), storage of the rubber materials, rubber filtering, preforming, spraying of a separating agent, vacuumizing, flat vulcanization (compounding the framework materials and the rubber), rubber edge repairing, inspection, packaging and warehousing.
1. The process comprises the steps of raw material treatment, plastic mixing of rubber materials, storage of the rubber materials, rubber filtering, preforming, spraying of a separant, trimming of rubber edges, inspection, packaging and warehousing and the like, and can refer to the specific processing process requirements of the rubber O-shaped sealing ring.
2. Framework material treatment and adhesive coating: the framework material of the oil seal is a spring, and the oil seal needs to be protected from light and dried for storage, and needs to be coated with a high-strength adhesive for 1-2 times before molding and compounding, and then is air-dried for storage.
3. Vacuumizing and vulcanizing a flat plate: the spring and the rubber are attached together through a vacuum-pumping flat vulcanizing machine, and three vulcanization factors are selected according to the formula and specification of the oil seal rubber material.
Claims (7)
1. The processing method for producing the rubber automobile parts with high quality and high efficiency is characterized by comprising the following steps of: the method comprises the following steps: processing raw materials, performing plastic mixing on the raw materials, discharging and storing the raw materials after the plastic mixing is finished, and filtering the rubber to produce rubber automobile accessories;
the rubber automobile parts comprise strip-shaped and tubular parts, solid or sheet-shaped parts, thin-wall or special-shaped pipe parts, strip-shaped and tubular parts with frameworks and non-strip-shaped and tubular parts with frameworks.
2. The processing method for efficiently producing rubber automobile parts with high quality according to claim 1, is characterized in that: the strip-shaped and tubular fittings with the framework and the non-strip-shaped and tubular fittings with the framework further comprise the steps of processing the framework material, coating adhesive cement or adhesive on the framework material, and drying and storing.
3. The processing method for efficiently producing rubber automobile parts with high quality according to claim 2, is characterized in that: the preparation method of the strip-shaped and tubular fittings comprises the steps of extruding the strip-shaped and tubular fittings by using an extruder, carrying out microwave vulcanization, weighing, measuring, cutting, inspecting, packaging and warehousing.
4. The processing method for efficiently producing rubber automobile parts with high quality according to claim 2, is characterized in that: the preparation method of the solid or sheet accessory comprises the steps of extruding the solid or sheet accessory by using an extruder, spraying a separant, vacuumizing, vulcanizing by a flat plate, trimming rubber edges, inspecting, packaging and warehousing.
5. The processing method for efficiently producing rubber automobile parts with high quality according to claim 2, is characterized in that: the preparation method of the thin-wall or special-shaped pipe fitting comprises the steps of extruding the thin-wall or special-shaped pipe fitting by using an extruder, cutting, injecting and vulcanizing, trimming rubber edges, inspecting, packaging and warehousing.
6. The processing method for efficiently producing rubber automobile parts with high quality according to claim 2, is characterized in that: the preparation method of the strip-shaped and tubular fittings with the frameworks utilizes an extruder to perform extrusion compounding with the framework materials, cutting, injection vulcanization, trimming rubber edges, inspection, packaging and warehousing.
7. The processing method for efficiently producing rubber automobile parts with high quality according to claim 2, is characterized in that: the preparation method of the non-strip and tubular accessory with the framework comprises the steps of performing pre-forming, spraying of a separating agent, vacuumizing and flat-plate vulcanization, trimming of a rubber edge, inspection, packaging and warehousing of the non-strip and tubular accessory with the framework by using rubber materials after rubber filtration.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010488677.XA CN111497299A (en) | 2020-06-02 | 2020-06-02 | Processing method for high-quality and high-efficiency production of rubber automobile parts |
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| CN202010488677.XA CN111497299A (en) | 2020-06-02 | 2020-06-02 | Processing method for high-quality and high-efficiency production of rubber automobile parts |
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| CN111497299A true CN111497299A (en) | 2020-08-07 |
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| CN202010488677.XA Pending CN111497299A (en) | 2020-06-02 | 2020-06-02 | Processing method for high-quality and high-efficiency production of rubber automobile parts |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101168600A (en) * | 2007-09-20 | 2008-04-30 | 南京工业大学 | A high shear stress induced desulfurization and modification method of waste tire rubber |
| CN104761760A (en) * | 2015-03-29 | 2015-07-08 | 安徽微威胶件集团有限公司 | Automobile shock-reducing rubber spring and preparation process thereof |
| CN104945695A (en) * | 2015-06-05 | 2015-09-30 | 海宁众腾汽车密封件有限公司 | O-shaped seal ring for automobile fuel pump and manufacturing process of O-shaped seal ring |
| CN105697787A (en) * | 2014-12-12 | 2016-06-22 | Nok株式会社 | gasket, and manufacturing method and usage thereof |
| CN111055509A (en) * | 2019-12-16 | 2020-04-24 | 河北莫申科技有限公司 | Manufacturing method of inflatable sealing ring |
-
2020
- 2020-06-02 CN CN202010488677.XA patent/CN111497299A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101168600A (en) * | 2007-09-20 | 2008-04-30 | 南京工业大学 | A high shear stress induced desulfurization and modification method of waste tire rubber |
| CN105697787A (en) * | 2014-12-12 | 2016-06-22 | Nok株式会社 | gasket, and manufacturing method and usage thereof |
| CN104761760A (en) * | 2015-03-29 | 2015-07-08 | 安徽微威胶件集团有限公司 | Automobile shock-reducing rubber spring and preparation process thereof |
| CN104945695A (en) * | 2015-06-05 | 2015-09-30 | 海宁众腾汽车密封件有限公司 | O-shaped seal ring for automobile fuel pump and manufacturing process of O-shaped seal ring |
| CN111055509A (en) * | 2019-12-16 | 2020-04-24 | 河北莫申科技有限公司 | Manufacturing method of inflatable sealing ring |
Non-Patent Citations (3)
| Title |
|---|
| 朱世范: "《机械工程训练》", 31 July 2003, 哈尔滨工程大学出版社 * |
| 橡胶工业原材料与装备简明手册编审委员会: "《橡胶工业原材料与装备简明手册》", 30 November 2016, 北京理工大学出版社 * |
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Application publication date: 20200807 |