CN111321447A - Electrophoretic paint protection treatment process method for agricultural harvester chain and engineering forklift plate-type chain - Google Patents
Electrophoretic paint protection treatment process method for agricultural harvester chain and engineering forklift plate-type chain Download PDFInfo
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- CN111321447A CN111321447A CN202010206262.9A CN202010206262A CN111321447A CN 111321447 A CN111321447 A CN 111321447A CN 202010206262 A CN202010206262 A CN 202010206262A CN 111321447 A CN111321447 A CN 111321447A
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- chain
- electrophoretic paint
- running
- tensioning
- agricultural harvester
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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
- C25D13/00—Electrophoretic coating characterised by the process
- C25D13/22—Servicing or operating apparatus or multistep processes
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/24—Cleaning or pickling metallic material with solutions or molten salts with neutral solutions
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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
- C25D13/00—Electrophoretic coating characterised by the process
- C25D13/12—Electrophoretic coating characterised by the process characterised by the article coated
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- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Lubricants (AREA)
Abstract
The invention discloses an electrophoretic paint protection treatment process method for an agricultural harvester chain and an engineering forklift plate-type chain, which is characterized by comprising the following steps: preparing the whole finished chain, and performing electrophoretic paint treatment; a homogeneous cleaning solution; sequentially introducing the chain into a pre-tensioning working area and a running-in working area, wherein the pre-tensioning working area is provided with a chain tensioning system, and the pre-tensioning force of the chain of the tensioning system is less than or equal to 1.5% of the tensile strength of the chain; a cleaning spray head group is arranged in the running-in work area; the chain continuously enters a winding oil immersion area after being output from the running-in area. The chain surface is uniformly and finely coated with good water-insoluble coating, so that the peeling phenomenon caused by incomplete cleaning is avoided, the problem of hydrogen brittleness caused by conventional weak acid cleaning is solved, the process is more environment-friendly, the chain is well lubricated in each hinge pair, and the rust prevention time is more than 5 times of that of the conventional method.
Description
Technical Field
The invention relates to a chain surface treatment technology, in particular to an electrophoretic paint protection treatment process method for an agricultural harvester chain and an engineering forklift plate-type chain.
Background
Surface chemical treatment of chains is a common means in the field, for example, patent publication No. CN110117786A, which discloses a chain surface treatment process for easy material taking, including blackening, bluing, saponifying, shot blasting, phosphating, nickel plating, and zinc plating. Also, for example, patent publication No. CN102653851A discloses a method for treating a metal surface of a chain, which includes a method for treating a metal surface of a sleeve and a roller of a chain, wherein the sleeve and the roller are respectively processed and then pretreated, bombarded and strengthened (the sleeve is bombarded by B, Ti mixed ions), and tempered. Although the service life of the chain is greatly prolonged by the basic surface treatment means, the phenomenon of rust spots on the surface for a long time cannot be avoided, so in practical application, due to the difference of storage time and working environment, the surface treatment of rust preventive oil or grease and the like is needed when the chain leaves a factory and is stored in a stock room, however, the rust preventive time of the existing means can only reach about 100 hours, and the agricultural harvester chain and the engineering forklift plate type chain belong to one of chains applied in special environments, so that a finished product chain surface treatment means with longer rust preventive time is needed to be designed.
Disclosure of Invention
The invention aims to solve the problems and provides a process method for protecting and treating electrophoretic paint of an agricultural harvester chain and an engineering forklift plate-type chain, which has the characteristics of simple and direct process, continuous operation and surface antirust capacity which is several times that of the prior means after treatment.
The technical problem of the invention is mainly solved by the following technical scheme: an electrophoretic paint protection treatment method for an agricultural harvester chain and an engineering forklift plate-type chain is characterized by comprising the following steps:
firstly, preparing the whole finished chain and carrying out electrophoretic paint treatment.
And secondly, preparing neutral cleaning liquid.
And thirdly, sequentially introducing the chain into a pre-tensioning working area and a running-in working area.
The pre-tensioning working area is provided with a chain tensioning system, and the pre-tensioning force of the chain of the tensioning system is less than or equal to 1.5% of the tensile strength of the chain; the running-in work area is provided with a cleaning nozzle group.
And fourthly, continuously feeding the chain into a winding oil immersion area after the chain is output from the running-in area.
In the electrophoretic paint protection treatment method for the agricultural harvester chain and the engineering forklift plate-type chain, the thickness of the finished product chain electrophoretic paint treatment coating is 0.10-0.15 mm as the optimal selection.
In the electrophoretic paint protection treatment method for the agricultural harvester chain and the engineering forklift plate-type chain, the neutral cleaning solution preferably comprises the following components in percentage by mass: 8-10% of active agent NP-10; 10-15% of ethylene glycol butyl ether solvent; 0.5-1% of organosilicon foam cleaning agent.
In the electrophoresis lacquer protection processing method of agricultural harvester chain and engineering fork truck slat type chain, as preferred, be equipped with running-in chain wheel group in the running-in work area, the sprocket in the running-in chain wheel group is made for the nylon material, and the surface has the wearing layer.
In the electrophoretic paint protection treatment method for the agricultural harvester chain and the engineering forklift plate-type chain, preferably, the running-in chain wheel set is provided with a plurality of chain wheels which enable all directions of the chain to be in the cleaning range of the cleaning nozzle set.
In the electrophoretic paint protection treatment method for the agricultural harvester chain and the engineering forklift plate-type chain, preferably, the winding oil immersion area supports the chain through the roller set and keeps the chain in a loose state to pass through oil.
In the electrophoretic paint protection treatment method for the agricultural harvester chain and the engineering forklift plate-type chain, preferably, the chain tensioning system arranged in the pre-tensioning area is provided with a tensioning chain wheel set which is used for tensioning the winding piece in the forward and reverse directions through meshing.
In the electrophoretic paint protection treatment method for the agricultural harvester chain and the engineering forklift plate-type chain, the winding oil immersion area is filled with antirust grease preferably, and the temperature of the oil immersion pool is 100-120 ℃.
In the electrophoretic paint protection treatment method for the agricultural harvester chain and the engineering forklift plate-type chain, the electroplating firmness requirement of the finished product chain after electrophoretic paint treatment is as preferable: the chain plate is bent by 30 degrees, and the surface coating of the chain plate has no peeling or falling-off phenomenon.
The electrophoretic coating is a method that the coated object with conductivity is soaked in an electrophoretic coating tank filled with water and diluted with relatively low concentration to be used as an anode (or a cathode), a cathode (or an anode) corresponding to the coated object is additionally arranged in the tank, and direct current is conducted between two electrodes for a period of time to carry out coating.
The electrophoretic paint treatment of the process is to carry out the continuous and omnibearing way of the chain finished product in the groove, wherein neutral cleaning liquid is prepared, and the soaking degreasing agent and the powerful degreasing agent are used according to the proportion of 1: the chain is degreased according to the proportion of 1, so that the problems of peeling caused by incomplete cleaning and hydrogen brittleness caused by conventional weak acid cleaning are solved, and the effects of good wetting, emulsifying, dispersing and leveling performances are obtained while the environment is more environment-friendly. The whole process is divided into three areas: a prestretching working area, a running-in working area and a winding oil immersion area.
The pretensioning force of the chain in the pretensioning area is less than or equal to 1.5 percent of the tensile strength of the chain, so that paint attached to the surface of a chain part is prevented from being damaged by the running-in chain wheel; the running-in work area is arranged and is cleaned the shower nozzle group, and the running-in sprocket adopts the nylon material, and resin treatment is plated on the surface to improve the wearability. The tight knot phenomenon of the chain after being painted is eliminated through pretension and running-in, the transmission flexibility of the chain is ensured when the chain is used, and impurities in gaps of chain links are removed. The chain keeps dynamic rotation in the oil pool by winding and oil immersion oiling, so that each hinge pair of the chain is well lubricated.
Because the chain is the steelwork, through the electrophoresis lacquer after handling, from the winding an aspect consideration, this scheme electrophoresis lacquer is handled cladding material thickness and is designed for 0.10 ~ 0.15 mm. The requirement of coating firmness is that the chain plate is bent by 30 degrees, and the surface coating does not have the phenomena of peeling, falling off and the like.
Furthermore, the scheme is designed from the detail aspect, the chain tensioning system is meshed in the forward and reverse directions of the flexible piece in the pre-tensioning area, namely the chain transmission surface is driven by the comprehensive meshing of the tensioning chain wheels in the two aspects; the chain in the winding oil immersion area is supported by the roller group to be in a loose state and pass through oil liquid, so that the chain is fully expanded in a loose-tight state, and the running-in chain wheel group is provided with a plurality of chains in an all-around mode to be in a cleaning range, so that the rationality of the whole treatment process of the chains is ensured.
Compared with the prior art, the invention has the beneficial effects that: the chain surface is uniformly and finely coated with good water-insoluble coating, so that the peeling phenomenon caused by incomplete cleaning is avoided, the problem of hydrogen brittleness caused by conventional weak acid cleaning is solved, the process is more environment-friendly, the chain is well lubricated in each hinge pair, and the rust prevention time is more than 5 times of that of the conventional method.
Drawings
FIG. 1 is a partial structural schematic view of a pre-draw running-in process of the present invention.
Fig. 2 is a process diagram of the prestretching zone of fig. 1.
Fig. 3 is a process diagram of the running-in area of fig. 1.
Fig. 4 is a partial schematic view of a running sprocket according to the present invention.
Fig. 5 is a process diagram of a winding oiling zone of the present invention.
In the figure: 1. the method comprises the steps of pre-tensioning work area 101, tensioning chain wheel set 2, running-in work area 201, running-in chain wheel set 2011, wear-resistant layer 202, cleaning spray head set 3, winding oil immersion area 4 and chain.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Referring to fig. 1 to 5, the electrophoretic paint protection treatment method for the agricultural harvester chain and the engineering forklift plate chain in the embodiment is specially designed for the sleeve roller chain used in the heavy working environment such as perishable, damp, dust and the like, and comprises the following main contents:
one, connect into the strip to finished product chain 4 that needs surface treatment, 4 electrophoresis lacquer of finished product chain are handled back cladding material thickness and are 0.10 ~ 0.15mm, and the firmness requirement is: the chain plate is bent by 30 degrees, and the surface coating of the chain plate has no peeling or falling-off phenomenon. During actual operation, a temporary pin shaft connection mode can be adopted between the short strips, so that the difficulty in disassembly is avoided, and the head and the tail parts can be pulled by nylon ropes or the processed chains can be used as special pulling and post-fracture fixing tools.
Preparing a neutral cleaning solution, wherein the neutral cleaning solution comprises the following components in percentage by mass: the content of active agent NP-10 with good wetting, emulsifying, dispersing and leveling performances is 8-10%; the content of ethylene glycol butyl ether solvent is 10-15%; the content of the organosilicon foam cleaning agent is 0.5-1%, and the rest is water.
And thirdly, the chain 4 is sequentially pulled into the pre-tensioning work area 1, the running-in work area 2 and the winding oil immersion area 3.
Wherein, the prestretching working area 1 is provided with a chain tensioning system, and the chain pretensioning force of the tensioning system is less than or equal to 1.5 percent of the tensile strength of the chain; the chain tensioning system in the pre-tensioning area 1 is a tensioning chain wheel set 101 which is composed of 5 tensioning chain wheel sets arranged according to different positions, and the requirement is that the chain 4 with the winding function can be tensioned through meshing in the positive and negative directions, wherein the positive and negative directions refer to two opposite directions meshed with the chain wheels.
Be equipped with running-in sprocket group 201 in the running-in work area 2, single sprocket arranges from top to bottom, goes up 4, 3 down, and 4 upper and lower circuitries of chain, the sprocket in the running-in sprocket group 201 is made for the nylon material, and the surface has wearing layer 2011. The running-in work area 2 is provided with 6 nozzles in total of the cleaning nozzle group 202, and the nozzles are arranged in different directions, so that the chains 4 are ensured to be positioned in the cleaning range of the cleaning nozzle group 202 in all directions. In order to make the cleaning effect a further layer, a high-frequency vibrator is arranged in the running-in working area 2.
The winding oil immersion area 3 supports the chain 4 through a roller group 301 formed by two rollers and keeps the chain 4 in a loose state to pass through oil, the oil is antirust oil, the brand number is FR-2, and the temperature of an oil immersion pool is 100-120 ℃.
The rust prevention time of the chain 4 is that rust prevention oil or grease and the like are used for surface protection treatment under the laboratory condition, the longest rust prevention time is about 100 hours, and the rust prevention phenomenon does not appear in the rust prevention test for 500 hours by adopting the surface chain product treated by the process; under outdoor open storage conditions, the rust prevention time of a common chain is about 1 month, and the rust prevention time of the chain treated by the process is more than 6 months.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modified structure of the present invention is included in the scope of the present invention.
Claims (9)
1. An electrophoretic paint protection treatment process method for an agricultural harvester chain and an engineering forklift plate-type chain is characterized by comprising the following steps:
firstly, preparing a whole finished chain (4) and carrying out electrophoretic paint treatment;
preparing neutral cleaning liquid;
thirdly, the chain is sequentially led into a pre-tensioning working area (1) and a running-in working area (2);
the pre-tensioning working area is provided with a chain tensioning system, and the pre-tensioning force of the chain of the tensioning system is less than or equal to 1.5% of the tensile strength of the chain; a cleaning spray head group (202) is arranged in the running-in work area;
and fourthly, the chain continuously enters a winding oil immersion area (3) after being output from the running-in work area.
2. The electrophoretic paint protection treatment process method for the agricultural harvester chain and the engineering forklift plate-type chain according to claim 1, wherein the thickness of the electrophoretic paint treatment coating of the finished product chain (4) is 0.10-0.15 mm.
3. The electrophoretic paint protection treatment process method for the agricultural harvester chain and the engineering forklift plate-type chain as claimed in claim 1, wherein the neutral cleaning solution comprises the following components in percentage by mass: 8-10% of active agent NP-10; 10-15% of ethylene glycol butyl ether solvent; 0.5-1% of organosilicon foam cleaning agent.
4. The electrophoretic paint protection processing method for the agricultural harvester chain and the engineering forklift plate-type chain as claimed in claim 1, wherein a running-in chain wheel set (201) is arranged in the running-in working area (2), chain wheels in the running-in chain wheel set are made of nylon materials, and the surface of the running-in chain wheel set is provided with a wear-resistant layer (2011).
5. The electrophoretic paint protection treatment process for the agricultural harvester chain and the engineering forklift slat chain as claimed in claim 4, wherein the running-in chain wheel set (201) is provided with a plurality of chain wheels which enable all directions of the chain (4) to be within the cleaning range of the cleaning nozzle set (202).
6. The electrophoretic paint protection treatment process for agricultural harvester chains and engineering forklift plate chains according to claim 1, characterized in that the winding oil immersion area (3) supports the chains by roller sets (301) and keeps the chains (4) in a loose state to pass through oil.
7. The electrophoretic paint protection processing method for the agricultural harvester chain and the engineering forklift plate-type chain as claimed in claim 1, characterized in that the pre-tensioning area (1) is provided with a chain tensioning system which is provided with a tensioning chain wheel set (101) for tensioning the winding element in the forward and reverse directions through meshing.
8. The electrophoretic paint protection treatment process method for the agricultural harvester chain and the engineering forklift plate-type chain according to claim 1, characterized in that the winding oil immersion area (3) is filled with anti-rust grease, and the temperature of an oil immersion pool is 100-120 ℃.
9. The electrophoretic paint protection treatment process method for the agricultural harvester chain and the engineering forklift plate-type chain according to claim 1, wherein the requirement on coating firmness after electrophoretic paint treatment of the finished product chain (4) is as follows: the chain plate is bent by 30 degrees, and the surface coating of the chain plate has no peeling or falling-off phenomenon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010206262.9A CN111321447B (en) | 2020-03-23 | 2020-03-23 | Electrophoretic paint protection treatment process method for agricultural harvester chain and engineering forklift plate-type chain |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010206262.9A CN111321447B (en) | 2020-03-23 | 2020-03-23 | Electrophoretic paint protection treatment process method for agricultural harvester chain and engineering forklift plate-type chain |
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| CN111321447A true CN111321447A (en) | 2020-06-23 |
| CN111321447B CN111321447B (en) | 2021-03-30 |
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| CN202010206262.9A Active CN111321447B (en) | 2020-03-23 | 2020-03-23 | Electrophoretic paint protection treatment process method for agricultural harvester chain and engineering forklift plate-type chain |
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| CN2597128Y (en) * | 2003-01-03 | 2004-01-07 | 诸暨链条设备总厂 | Automatic line for quickly assembling chain |
| CN101363125A (en) * | 2008-09-24 | 2009-02-11 | 南京利民机械有限责任公司 | Alkaline water-based cleaning agent |
| CN101786138A (en) * | 2010-01-29 | 2010-07-28 | 南京聚星机械装备股份有限公司 | Automatic production line for automobile chains |
| CN103272986A (en) * | 2013-06-25 | 2013-09-04 | 湖州求精汽车链传动有限公司 | Automatic assembly system for chains |
| CN104308070A (en) * | 2014-11-19 | 2015-01-28 | 湖州求精汽车链传动有限公司 | Automatic chain forming assembly device and assembly method thereof |
| CN107344667A (en) * | 2016-08-24 | 2017-11-14 | 杭州东华链条集团有限公司 | A kind of agricultural machinery material chain |
| CN107971449A (en) * | 2016-10-21 | 2018-05-01 | 南京利民机械有限责任公司 | A kind of assembly method of timing chain |
| CN108994250A (en) * | 2018-06-13 | 2018-12-14 | 浙江东亿自动化科技有限公司 | A kind of automation chain production line |
| CN110117786A (en) * | 2019-05-20 | 2019-08-13 | 安吉长虹制链有限公司 | Convenient for the chain process of surface treatment of feeding |
| CN110711838A (en) * | 2019-11-19 | 2020-01-21 | 江山金链精密科技有限公司 | Automatic efficient production line for chains |
-
2020
- 2020-03-23 CN CN202010206262.9A patent/CN111321447B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2597128Y (en) * | 2003-01-03 | 2004-01-07 | 诸暨链条设备总厂 | Automatic line for quickly assembling chain |
| CN101363125A (en) * | 2008-09-24 | 2009-02-11 | 南京利民机械有限责任公司 | Alkaline water-based cleaning agent |
| CN101786138A (en) * | 2010-01-29 | 2010-07-28 | 南京聚星机械装备股份有限公司 | Automatic production line for automobile chains |
| CN103272986A (en) * | 2013-06-25 | 2013-09-04 | 湖州求精汽车链传动有限公司 | Automatic assembly system for chains |
| CN104308070A (en) * | 2014-11-19 | 2015-01-28 | 湖州求精汽车链传动有限公司 | Automatic chain forming assembly device and assembly method thereof |
| CN107344667A (en) * | 2016-08-24 | 2017-11-14 | 杭州东华链条集团有限公司 | A kind of agricultural machinery material chain |
| CN107971449A (en) * | 2016-10-21 | 2018-05-01 | 南京利民机械有限责任公司 | A kind of assembly method of timing chain |
| CN108994250A (en) * | 2018-06-13 | 2018-12-14 | 浙江东亿自动化科技有限公司 | A kind of automation chain production line |
| CN110117786A (en) * | 2019-05-20 | 2019-08-13 | 安吉长虹制链有限公司 | Convenient for the chain process of surface treatment of feeding |
| CN110711838A (en) * | 2019-11-19 | 2020-01-21 | 江山金链精密科技有限公司 | Automatic efficient production line for chains |
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| CN111321447B (en) | 2021-03-30 |
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20200623 Assignee: HUZHOU SHUANGSHI CHAIN TRANSMISSION Co.,Ltd. Assignor: HUZHOU QIUJING CHAIN TRANSMISSION Co.,Ltd. Contract record no.: X2021330000198 Denomination of invention: Protective treatment process of electrophoretic paint for agricultural harvester chain and engineering forklift plate chain Granted publication date: 20210330 License type: Common License Record date: 20210831 |
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Denomination of invention: Protective treatment process of electrophoretic paint for agricultural harvester chain and engineering forklift plate chain Effective date of registration: 20220712 Granted publication date: 20210330 Pledgee: Zhejiang Nanxun Rural Commercial Bank branch Shuanglin Limited by Share Ltd. Pledgor: HUZHOU QIUJING CHAIN TRANSMISSION Co.,Ltd. Registration number: Y2022330001340 |
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