CN112124853A - Novel chain plate of homopolymerized resin and manufacturing method - Google Patents
Novel chain plate of homopolymerized resin and manufacturing method Download PDFInfo
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- CN112124853A CN112124853A CN202010995985.1A CN202010995985A CN112124853A CN 112124853 A CN112124853 A CN 112124853A CN 202010995985 A CN202010995985 A CN 202010995985A CN 112124853 A CN112124853 A CN 112124853A
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- chain plate
- parts
- guide rail
- carbon fibers
- novel chain
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
- B65G17/06—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface having a load-carrying surface formed by a series of interconnected, e.g. longitudinal, links, plates, or platforms
- B65G17/065—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface having a load-carrying surface formed by a series of interconnected, e.g. longitudinal, links, plates, or platforms the load carrying surface being formed by plates or platforms attached to a single traction element
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L59/00—Compositions of polyacetals; Compositions of derivatives of polyacetals
- C08L59/04—Copolyoxymethylenes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3009—Sulfides
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Abstract
The utility model provides a homopolymerization resin's novel link joint, relates to link joint design field, include: supporting the guide rail and the joint plate; a plurality of section boards are mutually hinged to form a chain structure, two sides of each section board are respectively clamped on the supporting guide rail in a sliding mode, and the section boards are in direct contact with the supporting guide rail. The chain plate made of homopolymerized resin improves the tensile strength of the chain plate, has high wear resistance and self-lubricating property, can directly contact with the guide rail when in use, avoids sleeving factory plastics on the guide rail, reduces the use of vulnerable products and reduces the cost.
Description
Technical Field
The invention relates to the field of chain plate design, in particular to a novel chain plate of homopolymerized resin and a manufacturing method thereof.
Background
Industrial chain plates are used in large quantities in factory production lines as consumable parts in the production lines. This requirement places high demands on the cost and durability of the product. The engineering plastic has excellent comprehensive performance, low volume cost, light weight and simple processing technology, and can gradually replace metal, thus becoming an ideal material for replacing metal. The engineering plastic used as a chain plate moving on a production line has the characteristics of light weight, low volume cost and self-lubricating property, so that the engineering plastic becomes a high-fit product for replacing metal materials.
The product used on the existing production line belongs to a product with multi-chain combination, has low requirement on the structural strength of the product, and can meet the use requirement when the tensile property reaches 50Mpa of yield stress and 2200 of tensile modulus. The new single chain plate is combined into a chain shape only by a single chain, and the tensile property is required to reach 75MPa of yield stress, 3300 of tensile modulus and 150% of lifting degree. The requirement is difficult to achieve in the prior art, moreover, the traditional chain plate and the guide rail on the production line have a rail contact mode of plastic wrapping of a factory, the friction between the chain plate and the guide rail is reduced by using plastic, the wear-resisting strength of the plastic is not high in the wear-resisting degree of the guide rail, and the use cost of vulnerable products is increased.
Disclosure of Invention
The invention aims to overcome the problem that plastic is arranged between a traditional chain plate and a guide rail to increase the use cost of vulnerable products, and provides a novel chain plate of homopolymerized resin and a manufacturing method thereof.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
a novel chain plate of homopolymerized resin, comprising: supporting the guide rail and the joint plate;
a plurality of section boards are mutually hinged to form a chain structure, two sides of each section board are respectively clamped on the supporting guide rail in a sliding mode, and the section boards are in direct contact with the supporting guide rail.
The joint plate material comprises the following components in parts by weight: 100 parts of polyformaldehyde, 20-40 parts of thermoplastic polyurethane elastomer (TPU), 2-4 parts of silicon dioxide, 5-20 parts of modified carbon fiber, 2-5 parts of polytetrafluoroethylene powder, 2-5 parts of molybdenum disulfide, 0.7-1.8 parts of antioxidant and 0.5-0.8 part of light stabilizer.
Further, the polyformaldehyde is copolyoxyformaldehyde, and the melt index is more than 5.0 g/min.
Further, the antioxidant is selected from hindered phenol antioxidants.
Further, the light stabilizer is any one or a mixture of two of benzotriazoles or hindered amines.
A preparation method of a novel chain plate of homopolymerized resin comprises the following steps:
s1, weighing polyformaldehyde, a thermoplastic polyurethane elastomer (TPU), modified carbon fibers, polytetrafluoroethylene powder, silicon dioxide, molybdenum disulfide, an antioxidant and a light stabilizer in parts by weight, and drying the weighed polyformaldehyde;
s2, adding the polyformaldehyde, the thermoplastic polyurethane elastomer (TPU), the polytetrafluoroethylene powder, the silicon dioxide, the molybdenum disulfide, the antioxidant and the light stabilizer weighed in the step S1 into a high-speed mixer, and mixing for 5-10min at the rotating speed of 300-550rpm to obtain a uniformly mixed pre-mixed mixture;
s3, adding the premixed mixture and the carbon fibers in the step S2 into a hopper of a double-screw extruder, extruding the mixture into a die through double-screw mixing reaction for molding, and curing to obtain a joint plate;
and S4, assembling the link plates and the support guide rail to obtain the novel chain plate.
Furthermore, the extrusion temperature of the double-screw extruder is 170-180 ℃, the extrusion speed is 55-80mm/s, the melt pressure is controlled at 55-60Mpa, and the temperature of a forming die is 80-90 ℃.
Further, the preparation method of the modified carbon fiber comprises the following steps: cutting carbon fibers into pieces, immersing the carbon fibers into an oxidant, wherein the oxidant is a mixed solution of concentrated sulfuric acid and concentrated nitric acid with a volume ratio of 3:1, heating to 50 ℃, treating for 5 hours, filtering after treatment, washing with water, and drying to obtain carboxylated carbon fibers; adding thionyl chloride and a catalyst DMF into the carboxylated carbon fibers, heating to 50 ℃ for reaction for 5 hours, distilling to remove redundant thionyl chloride after the reaction is finished, adding 3- (1H-imidazole-1-methyl) aniline, heating to 75 ℃ for reaction for 5 hours, adding water after the reaction is finished, filtering, washing with water, and drying to obtain the modified carbon fibers.
The invention has the beneficial effects that:
the chain plate made of homopolymerized resin has the advantages that the structure is simple, the tensile strength of the chain plate is improved, the manufactured chain plate is high in wear resistance and self-lubricating property, and can directly contact with the guide rail when in use, so that the situation that plant plastics are sleeved on the guide rail is avoided, the use of easily damaged products is reduced, and the cost is reduced.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a structural view of the installation between the link plate and the guide rail in the prior art of the present invention;
in the figure: 1. supporting the guide rail; 2. a panel is saved; 3. factory plastic.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
As shown in fig. 1; a novel chain plate of homopolymerized resin, which is characterized by comprising: a support guide rail 1 and a joint plate 2;
a plurality of section boards 2 are articulated each other and form a chain structure, the slide buckle respectively in section board 2 both sides is on support rail 1, section board 2 and support rail 1 direct contact.
The material of the joint plate 2 comprises the following components in parts by weight: 100 parts of polyformaldehyde, 20-40 parts of thermoplastic polyurethane elastomer (TPU), 2-4 parts of silicon dioxide, 5-20 parts of modified carbon fiber, 2-5 parts of polytetrafluoroethylene powder, 2-5 parts of molybdenum disulfide, 0.7-1.8 parts of antioxidant and 0.5-0.8 part of light stabilizer.
The polyformaldehyde is copolyoxymethylene, and the melt index is more than 5.0 g/min.
The antioxidant is selected from hindered phenol antioxidants.
The light stabilizer is one or a mixture of two of benzotriazole or hindered amine.
A preparation method of a novel chain plate of homopolymerized resin comprises the following steps:
s1, weighing polyformaldehyde, a thermoplastic polyurethane elastomer (TPU), modified carbon fibers, polytetrafluoroethylene powder, silicon dioxide, molybdenum disulfide, an antioxidant and a light stabilizer in parts by weight, and drying the weighed polyformaldehyde;
s2, adding the polyformaldehyde, the thermoplastic polyurethane elastomer (TPU), the polytetrafluoroethylene powder, the silicon dioxide, the molybdenum disulfide, the antioxidant and the light stabilizer weighed in the step S1 into a high-speed mixer, and mixing for 5-10min at the rotating speed of 300-550rpm to obtain a uniformly mixed pre-mixed mixture;
s3, adding the premixed mixture and the carbon fibers in the step S2 into a hopper of a double-screw extruder, extruding the mixture into a die through double-screw mixing reaction for molding, and curing to obtain a joint plate;
and S4, assembling the link plates and the support guide rail to obtain the novel chain plate.
The extrusion temperature of the double-screw extruder is 170-180 ℃, the extrusion speed is 55-80mm/s, the melt pressure is controlled at 55-60Mpa, and the temperature of a forming die is 80-90 ℃.
The preparation method of the modified carbon fiber comprises the following steps: cutting carbon fibers into pieces, immersing the carbon fibers into an oxidant, wherein the oxidant is a mixed solution of concentrated sulfuric acid and concentrated nitric acid with a volume ratio of 3:1, heating to 50 ℃, treating for 5 hours, filtering after treatment, washing with water, and drying to obtain carboxylated carbon fibers; adding thionyl chloride and a catalyst DMF into the carboxylated carbon fibers, heating to 50 ℃ for reaction for 5 hours, distilling to remove redundant thionyl chloride after the reaction is finished, adding 3- (1H-imidazole-1-methyl) aniline, heating to 75 ℃ for reaction for 5 hours, adding water after the reaction is finished, filtering, washing with water, and drying to obtain the modified carbon fibers. 1647cm can be seen in the infrared spectrum of the modified carbon fiber-1Where is the absorption peak of the amide C ═ O for stretching vibration, 3452cm-1The peak is the absorption peak of the amide N-H in the stretching vibration.
3- (1H-imidazole-1-methyl) aniline is applied to the surface of the carbon fiber through a chemical reaction, so that the compatibility of the carbon fiber and a ready-mixed mixture can be improved, the heat insulation performance of the carbon fiber can be improved, and the research shows that the flame retardant performance of the composite material can be improved through the modification of the carbon fiber by the 3- (1H-imidazole-1-methyl) aniline.
Example 1
A preparation method of a novel chain plate of homopolymerized resin comprises the following steps:
s1, weighing 100g of polyformaldehyde, 40g of thermoplastic polyurethane elastomer (TPU), 20g of modified carbon fiber, 5g of polytetrafluoroethylene powder, 4g of silicon dioxide, 5g of molybdenum disulfide, 1.8g of antioxidant and 0.8g of light stabilizer in parts by weight, and drying the weighed polyformaldehyde;
s2, adding the polyformaldehyde, the thermoplastic polyurethane elastomer (TPU), the polytetrafluoroethylene powder, the silicon dioxide, the molybdenum disulfide, the antioxidant and the light stabilizer weighed in the step S1 into a high-speed mixer, and mixing for 5-10min at the rotating speed of 300-550rpm to obtain a uniformly mixed pre-mixed mixture;
s3, adding the premixed mixture and the carbon fibers in the step S2 into a hopper of a double-screw extruder, extruding the mixture into a die through double-screw mixing reaction for molding, and curing to obtain a joint plate;
and S4, assembling the link plates and the support guide rail to obtain the novel chain plate.
The extrusion temperature of the double-screw extruder is 170-180 ℃, the extrusion speed is 55-80mm/s, the melt pressure is controlled at 55-60Mpa, and the temperature of a forming die is 80-90 ℃.
The preparation method of the modified carbon fiber comprises the following steps: cutting carbon fibers into pieces, immersing the carbon fibers into an oxidant, wherein the oxidant is a mixed solution of concentrated sulfuric acid and concentrated nitric acid with a volume ratio of 3:1, heating to 50 ℃, treating for 5 hours, filtering after treatment, washing with water, and drying to obtain carboxylated carbon fibers; adding thionyl chloride and a catalyst DMF into the carboxylated carbon fibers, heating to 50 ℃ for reaction for 5 hours, distilling to remove redundant thionyl chloride after the reaction is finished, adding 3- (1H-imidazole-1-methyl) aniline, heating to 75 ℃ for reaction for 5 hours, adding water after the reaction is finished, filtering, washing with water, and drying to obtain the modified carbon fibers.
Example 2
Example 2 exactly the same operation as in example 1 was carried out to prepare a novel chain plate of a homopolymeric resin, except that the amount of the thermoplastic polyurethane elastomer (TPU) used in step S1 was adjusted to 20 g.
Example 3
Example 3 exactly the same operation as in example 1 was carried out to produce a novel chain plate of a homopolymeric resin, except that the amount of the modified carbon fiber used in step S1 was adjusted to 5 g.
Comparative example 1
Comparative example 1 exactly the same operation as in example 1 was performed to prepare a novel link plate of a homo-polymerized resin, except that no thermoplastic polyurethane elastomer (TPU) was added in step S1.
Comparative example 2
Comparative example 2 is identical to example 1 in the operation of preparing a novel link plate of a homopolymeric resin, except that no modified carbon fiber is added in step S1.
TABLE 1 test results of Link Material of novel Link plate of homopolymerized resin
Comparing the material test data of each example and each comparative example in table 1, it can be known that the use of thermoplastic polyurethane elastomer (TPU) and modified carbon fiber can enhance the toughness of the link material and improve the friction resistance of the material, and the addition of polyvinyl chloride powder and molybdenum disulfide in the components can make the link have self-lubricating property and reduce the wear between the connection and the guide rail.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A novel chain plate of homopolymerized resin, which is characterized by comprising: supporting the guide rail and the joint plate;
a plurality of section boards are mutually hinged to form a chain structure, two sides of each section board are respectively clamped on the supporting guide rail in a sliding mode, and the section boards are in direct contact with the supporting guide rail.
2. The novel chain plate of homopolymerization resin according to claim 1, wherein the plate material comprises the following components in parts by weight: 100 parts of polyformaldehyde, 20-40 parts of thermoplastic polyurethane elastomer (TPU), 2-4 parts of silicon dioxide, 5-20 parts of modified carbon fiber, 2-5 parts of polytetrafluoroethylene powder, 2-5 parts of molybdenum disulfide, 0.7-1.8 parts of antioxidant and 0.5-0.8 part of light stabilizer.
3. The novel chain plate of homopolymerization resin according to claim 2, wherein the polyformaldehyde is copolyoxyformaldehyde with a melt index >5.0 g/min.
4. The novel chain plate of homopolymerized resin as claimed in claim 2, wherein the antioxidant is selected from hindered phenol antioxidants.
5. The novel chain plate of homopolymeric resin according to claim 2, wherein the light stabilizer is one or a mixture of two of benzotriazoles and hindered amines.
6. The preparation method of the novel chain plate of the homopolymerized resin is characterized by comprising the following steps:
s1, weighing polyformaldehyde, a thermoplastic polyurethane elastomer (TPU), modified carbon fibers, polytetrafluoroethylene powder, silicon dioxide, molybdenum disulfide, an antioxidant and a light stabilizer in parts by weight, and drying the weighed polyformaldehyde;
s2, adding the polyformaldehyde, the thermoplastic polyurethane elastomer (TPU), the polytetrafluoroethylene powder, the silicon dioxide, the molybdenum disulfide, the antioxidant and the light stabilizer weighed in the step S1 into a high-speed mixer, and mixing for 5-10min at the rotating speed of 300-550rpm to obtain a uniformly mixed pre-mixed mixture;
s3, adding the premixed mixture and the carbon fibers in the step S2 into a hopper of a double-screw extruder, extruding the mixture into a die through double-screw mixing reaction for molding, and curing to obtain a joint plate;
and S4, assembling the link plates and the support guide rail to obtain the novel chain plate.
7. The method for preparing a novel chain plate of homopolymerized resin according to claim 6, wherein the extrusion temperature of the twin-screw extruder is 170-180 ℃, the extrusion speed is 55-80mm/s, the melt pressure is controlled at 55-60Mpa, and the temperature of a forming die is 80-90 ℃.
8. The method for preparing a novel chain plate of homopolymerized resin according to claim 6, wherein the method for preparing the modified carbon fiber comprises the following steps: cutting carbon fibers into pieces, immersing the carbon fibers into an oxidant, wherein the oxidant is a mixed solution of concentrated sulfuric acid and concentrated nitric acid with a volume ratio of 3:1, heating to 50 ℃, treating for 5 hours, filtering after treatment, washing with water, and drying to obtain carboxylated carbon fibers; adding thionyl chloride and a catalyst DMF into the carboxylated carbon fibers, heating to 50 ℃ for reaction for 5 hours, distilling to remove redundant thionyl chloride after the reaction is finished, adding 3- (1H-imidazole-1-methyl) aniline, heating to 75 ℃ for reaction for 5 hours, adding water after the reaction is finished, filtering, washing with water, and drying to obtain the modified carbon fibers.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010995985.1A CN112124853B (en) | 2020-09-21 | 2020-09-21 | Homopolymerized resin chain plate and manufacturing method thereof |
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| CN202010995985.1A CN112124853B (en) | 2020-09-21 | 2020-09-21 | Homopolymerized resin chain plate and manufacturing method thereof |
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| CN112124853A true CN112124853A (en) | 2020-12-25 |
| CN112124853B CN112124853B (en) | 2021-11-19 |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW431425U (en) * | 1994-09-29 | 2001-04-21 | Toray Industries | Conveyer chain |
| CN1836997A (en) * | 2005-03-23 | 2006-09-27 | 株式会社椿本链索 | Antistatic resin-made chain for article conveyance |
| CN201494894U (en) * | 2009-08-25 | 2010-06-02 | 宜兴市新建烟机配件有限公司 | Overhead transmission line conveying chain plate |
| CN103415453A (en) * | 2010-11-26 | 2013-11-27 | 费拉格有限公司 | Conveying system, conveying element, and guide track |
| US20150353285A1 (en) * | 2012-12-27 | 2015-12-10 | Mayekawa Mfg. Co., Ltd. | Conveyor device for conveying food |
| CN105686072A (en) * | 2014-12-09 | 2016-06-22 | 豪尼机械制造股份公司 | Conveyor chain link, conveyor chain and a transfer and/or storage system for rod-like articles of the tobacco processing industry |
| CN206375295U (en) * | 2016-11-21 | 2017-08-04 | 广州莱因自动化设备有限公司 | A kind of full-automatic pipeline of food processing |
| CN107323953A (en) * | 2017-07-05 | 2017-11-07 | 上海机商实业有限公司 | Rail transmission mechanism and the vending machine including rail transmission mechanism |
| CN208007871U (en) * | 2018-03-16 | 2018-10-26 | 昆山赛明自动化科技有限公司 | A kind of chain plate transmission mechanism |
| CN108773623A (en) * | 2018-05-24 | 2018-11-09 | 江苏易高烟草机械有限公司 | A kind of anti-skidding plastic transporting chain plate and its production method |
-
2020
- 2020-09-21 CN CN202010995985.1A patent/CN112124853B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW431425U (en) * | 1994-09-29 | 2001-04-21 | Toray Industries | Conveyer chain |
| CN1836997A (en) * | 2005-03-23 | 2006-09-27 | 株式会社椿本链索 | Antistatic resin-made chain for article conveyance |
| US20060213752A1 (en) * | 2005-03-23 | 2006-09-28 | Yoshihiro Murakami | Antistatic resin-made chain for article conveyance |
| CN201494894U (en) * | 2009-08-25 | 2010-06-02 | 宜兴市新建烟机配件有限公司 | Overhead transmission line conveying chain plate |
| CN103415453A (en) * | 2010-11-26 | 2013-11-27 | 费拉格有限公司 | Conveying system, conveying element, and guide track |
| US20150353285A1 (en) * | 2012-12-27 | 2015-12-10 | Mayekawa Mfg. Co., Ltd. | Conveyor device for conveying food |
| CN105686072A (en) * | 2014-12-09 | 2016-06-22 | 豪尼机械制造股份公司 | Conveyor chain link, conveyor chain and a transfer and/or storage system for rod-like articles of the tobacco processing industry |
| CN206375295U (en) * | 2016-11-21 | 2017-08-04 | 广州莱因自动化设备有限公司 | A kind of full-automatic pipeline of food processing |
| CN107323953A (en) * | 2017-07-05 | 2017-11-07 | 上海机商实业有限公司 | Rail transmission mechanism and the vending machine including rail transmission mechanism |
| CN208007871U (en) * | 2018-03-16 | 2018-10-26 | 昆山赛明自动化科技有限公司 | A kind of chain plate transmission mechanism |
| CN108773623A (en) * | 2018-05-24 | 2018-11-09 | 江苏易高烟草机械有限公司 | A kind of anti-skidding plastic transporting chain plate and its production method |
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