CN103436941B - A kind of electrophoresis equipment suitable in automobile leaf spring and technique - Google Patents
A kind of electrophoresis equipment suitable in automobile leaf spring and technique Download PDFInfo
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- CN103436941B CN103436941B CN201310361124.8A CN201310361124A CN103436941B CN 103436941 B CN103436941 B CN 103436941B CN 201310361124 A CN201310361124 A CN 201310361124A CN 103436941 B CN103436941 B CN 103436941B
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Abstract
The invention discloses a kind of electrophoresis equipment suitable in automobile leaf spring and technique, the reed after shot-peening, with pre-treatments such as the entrance defat of carrier chain, phosphatization, washings, enters back into electrophoresis tank, rolls off the production line after electrophoresis after drying automatically, Qiang Leng, cooling；Being then assembled into steel plate spring assembly after reed electrophoresis, assembly carries out surface lacquer again through electrostatic spraying line, to meet client to product anticorrosion and surface color and polish requirement.Instant invention overcomes the deficiency of existing leaf spring application techniques, start process route and the production equipment of brand-new leaf spring application techniques single plate spring electrophoresis+assembly surface lacquer.This technique is saved the energy, is saved artificial, paint utilization rate height, makes leaf spring salt spray resistance ability more than 300 hours, improves spring surface quality and service life simultaneously.
Description
Technical field
The present invention relates to automobile leaf spring coating process technical field, specifically a kind of electrophoresis equipment suitable in automobile leaf spring and technique.
Background technology
Automobile leaf spring is assembled by the reed of multiple different lengths, existing automobile leaf spring coating is generally adopted: after reed shot-peening, first monolithic rust prevention by applying liquid material type priming paint (not having pre-treating technology), then assembly spray paint after assembling, to meet product anticorrosion and surface color and polish requirement.Priming paint and finish paint are generally adopted hand spray or electrostatic spraying.The advantage of hand spray is that equipment is simple, small investment, operating cost relative moderate, easily manipulate, and shortcoming is paint utilization rate low (only about 40%), waste resource, contaminated environment;Though the paint utilization rate of electrostatic spraying increases (50%～60%), but due to the electrostatic screen between reed, causing that between the basal part of the ear of main assemblage of spring and reed, paint film adsorption effect is poor, salt-fog resistant test is only 60～90 hours;Minority adopts the coating process of steel plate spring assembly defat → phosphatization → electrophoresis → oven drying at low temperature, and this technique exists can not adsorb the defect such as paint film, the viscous paint of steel plate spring assembly earhole between sheet, salt-fog resistant time is 90～120 hours.Process above all can not meet domestic high-end automobile and American-European automobile leaf spring salt-fog resistant time more than 300 hours standard-requireds.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of electrophoresis equipment suitable in automobile leaf spring and technique, solve the deficiency of existing automobile leaf spring application techniques, realize reed electrophoresis automatization, former paint utilization rate is close to 100%, automobile leaf spring salt spray resistance is greatly improved, after reed assembly, then electrostatic spraying finish paint, to meet assembly anticorrosion and surface different color requirement.
The technical scheme is that
A kind of electrophoresis equipment suitable in automobile leaf spring, include induction system, preprocessing system, ability cathode electrophoresis system, drying system and the cooling system being sequentially arranged from front to back, and the electric-control system being connected with preprocessing system, ability cathode electrophoresis system, drying system, cooling system respectively；Described induction system is successively from front to back through preprocessing system, ability cathode electrophoresis system, drying system and cooling system.
Described preprocessing system includes the pre-degreasing plant that is sequentially arranged from front to back, defat spray equipment, washing equipment, table adjust device, phosphating plant and secondary washing equipment;Described ability cathode electrophoresis system includes ability cathode electrophoresis groove and anode system；Described drying system is drying tunnel；Described cooling system includes the strong device for cooling, the upper and lower lineman position of natural cooling that are sequentially arranged and the freezing unit being connected with strong device for cooling；Described electric-control system includes the electrophoresis line traffic control cabinet, the electrophoresis rectifier cabinet that are connected with ability cathode electrophoresis system and the computer controlling center being connected with induction system, preprocessing system, ability cathode electrophoresis system, drying system and cooling system.
The UF sprinkling equipment with ultrafiltration system it is additionally provided with between described ability cathode electrophoresis system and drying system;Described induction system is circulating conveyor chain, and circulating conveyor chain is sequentially circularly set in the top of preprocessing system, ability cathode electrophoresis system, UF spray equipment, drying system and cooling system.
Described defat spray equipment is connected to water heater firing equipment；A described washing equipment include be sequentially arranged wash spray chamber together, two roads washing spray chambers and fresh water washing and spraying rooms；Described secondary washing equipment includes the three road washing spray chambers being sequentially arranged, four road washing spray chambers, the pure water washing and spraying room being connected with pure water unit and secondary fresh water washing and spraying room；Described phosphating plant is connected to plate and frame type filter-press；Described ability cathode electrophoresis system also includes electrophoresis line displacement slot.
Described UF sprinkling equipment includes the one UF spray chamber, two road UF spray chambers, three road UF spray chambers and the fresh UF liquid spray chamber that are sequentially arranged.
A kind of electrophoresis process suitable in automobile leaf spring, include following steps: automobile leaf spring reed is delivered in preprocessing system by circulating conveyor chain, after pre-defat spray, defat spray, once washing, table adjust liquid adjustment, bonderizing and secondary washing, automatic transport carries out electrophoretic surface processing to negative electrode electrophoresis system, electrophoresis is delivered in UF sprinkling equipment by carrier chain after completing and dries in UF liquid spray, drying system, roll off the production line after eventually passing cooling system cooling.
Described once washing includes one washing, two road washing and once fresh washings；Described secondary washing includes three road washings, and four road washings, pure water washes washing fresh in secondary；Described UF liquid spray includes one UF liquid spray, two road UF liquid sprays, three road UF liquid spray and fresh UF liquid sprays；Described cooling includes pressure cooling and natural cooling two step.
Described electrophoresis process parameters is as follows:
The present invention is further provided with 5KW internal combustion engine generator stand-by power supply, when electric network fault have a power failure reach 2 little time after, reinstate emergency generator immediately, it is ensured that electrophoretic paint blood circulation does not quit work, it is prevented that it is heavy fixed that former paint solidifies, and blocks pipe network.
Advantages of the present invention:
(1), the present invention is in conjunction with reed feature, carrier chain is adopted vertically to hang conveying by operations such as the pre-treatment of electrophoretic painting line, electrophoresis and drying workpiece, sling point is utilized to contact conduction with reed center hole wall, full wafer leaf spring all can cover paint film, effectively solves the electrostatic screen between the reed basal part of the ear and reed and causes paint film adsorption effect difference problem；
(2), this pre-treatment adopt fountain to process, the heating of Degreasing Area Stage 1 liquid and defat tank liquor adopts the mode of heating in groove, and phosphatization tank liquor adopts the heating of groove external-board type heat exchanger, and heat exchange usefulness improves 30%；
(3), the pre-treatment of the present invention adopt the reverse cleaning way of multiple tracks, both improve cleaning quality, again using water wisely；
(4), the pre-treatment of the present invention eliminate conventional pickling process, effectively improve production environment, alleviate environmental protection pressure；Using oligosaprobic bonderite or environment-friendly type silane, by plate and frame type filter-press, Phosphating Solution is carried out slagging-off process, phosphorus-containing wastewater enters sewage plant, by adding stone powder (CaCO3) and flocculant make water qualified discharge, the phosphate fertilizer such as the calcium superphosphate of emersion, for factory's greening, reduces environmental protection risk；
(5), the drying tunnel of the present invention adopt natural gas as drying the energy, and the steam leakage at drying chamber import/export place reduces, and thermal efficiency improves more than 20%；
(6), the reed electrophoretic coating thickness of the present invention be 20～26 μm, significantly improve the antiseptic power of leaf spring, salt-fog resistant test was more than 300 hours；
(7), the electric-control system of the present invention make the whole automatization of electrophoresis process, the self-organizing system of electrophoresis power own, with production line synchronous operation；When production line break down, by forced-stopping machine time, electric-control system, by the output coordinated signals of carrier chain stop signal Yu commutator, automatically switches to low pressure and prevents molten state；When carrier chain reruns, electric-control system rises to former setting value by soft for output voltage automatically, it is ensured that product quality and production line properly functioning；Additionally drying tunnel can be realized temperature intelligentization control by electric-control system, the temperature signal instantaneous value that in display drying room, temperature sensor collects on the one hand, temperature signal is converted to on-off model simultaneously and is supplied to the combustor control system of drying tunnel, big fire is burnt by combustor in low-temperature zone, heating with peak power, when close to design temperature, the output of combustor weakens gradually, and follow design temperature all the time, the accurate temperature regulating drying tunnel；
(8) reed, after electrophoresis of the present invention processing, steel plate spring assembly can according to different customer requirements, and the finish paint of surface spray different colours, appropriate products scope is wide.
Accompanying drawing explanation
Fig. 1 is the structural representation that the present invention is applicable to the electrophoresis equipment of automobile leaf spring.
Detailed description of the invention
See Fig. 1, a kind of electrophoresis equipment suitable in automobile leaf spring, include induction system, preprocessing system, ability cathode electrophoresis system, drying system and the cooling system being sequentially arranged from front to back, and respectively with preprocessing system, ability cathode electrophoresis system, the electric-control system that is connected with the UF sprinkling equipment of ultrafiltration system 22, drying system, cooling system；
Induction system is circulating conveyor chain 1, and circulating conveyor chain is sequentially circularly set in the top of preprocessing system, ability cathode electrophoresis system, UF spray equipment, drying system and cooling system；
Wherein, preprocessing system includes the pre-degreasing plant 2 being sequentially arranged from front to back, the defat spray equipment 3 being connected to water heater firing equipment 26, one washing spray chamber 4, two washing 5, fresh water washing and spraying room 6 of spray chamber, roads, table are adjusted device 7, are connected to phosphating plant 9, the three road washing spray chamber 10 of plate and frame type filter-press 8, four road washing spray chambers 11, the pure water washing and spraying room 12 being connected with pure water unit 15 and secondary fresh water washing and spraying room 13;
Ability cathode electrophoresis system includes ability cathode electrophoresis groove 14, anode system 23 and electrophoresis line displacement slot 29；
UF sprinkling equipment includes UF spray chamber 25, three road, one UF spray chamber 24, the two road UF spray chamber 27 and fresh UF liquid spray chamber 28 that are sequentially arranged；
Drying system is drying tunnel 20；
Cooling system includes the strong device for cooling 17, the upper and lower lineman position 30 of natural cooling that are sequentially arranged and the freezing unit 19 being connected with strong device for cooling 17；
Electric-control system includes the electrophoresis line traffic control cabinet 16, the electrophoresis rectifier cabinet 18 that are connected with ability cathode electrophoresis system and the computer controlling center 21 being connected with induction system, preprocessing system, ability cathode electrophoresis system, drying system and cooling system.
A kind of electrophoresis process suitable in automobile leaf spring, comprises the following steps:
(1), electrophoresis production line is started, feeding is started from the upper and lower lineman position 30 of natural cooling, hung up to special hanger by manually or mechanically hands, carrier chain 1 is advanced after climbing rises and is entered pre-degreasing plant 2, pre-degreasing plant 2 works, being sprayed degreaser by the spray head of pre-defat spray chamber, degreaser acts on leaf spring surface and completes pre-defat；After pre-defat completes, workpiece is with being advanced into defat spray chamber before carrier chain 1, defat spray equipment 3 in defat spray chamber starts, and spray head sprays the degreaser being provided heat exchange to heat by water heater firing equipment 26, and degreaser acts on leaf spring surface and completes defat；Then workpiece sequentially enters washing 5, fresh water washing and spraying room 6 of spray chamber, one washing spray chamber 4, two road, workpiece enters table after spray washing surface removal dirt and adjusts station, table adjusts device 7 to start, and the table of spray head ejection is adjusted liquid to act on leaf spring surface and completed table tune；The workpiece that table mixes up enters phosphatization spray chamber, phosphating plant 9 starts, the Phosphating Solution of spray head ejection acts on leaf spring surface and completes phosphatization, the surface of the work that phosphatization completes forms phosphating coat, finally sequentially entering three road washing spray chamber 10, four road washing spray chambers 11, pure water washing and spraying room 12 and secondary fresh water washing and spraying room 13, the workpiece of washing rear surface cleaning enters electrophoresis tank with carrier chain 1；
(2), ability cathode electrophoresis system start-up, electrophoretic paint is under the action of high voltage that ability cathode electrophoresis groove 14 and anode system 23 apply, and charged coating ion moves to negative electrode, and with cathode surface produced by alkaline matter effect form insoluble matter, it is deposited on surface of the work, completes electrophoresis；
(3) after, electrophoresis completes, surface of the work sticks the Electrophoretic Paints having residual, need to clean and recycle, thus successively sequentially entering four road UF sprays: UF spray chamber 25, three road, one UF spray chamber 24, two road UF spray chamber 27 and fresh UF liquid spray chamber 28, the UF liquid that spray head ejection sets, completes removing and the recovery of residual paint liquid；
(4), complete UF liquid spray after, workpiece enters drying tunnel 20, temperature 170～180 DEG C in drying tunnel with the operation of carrier chain 1, and workpiece passes through 30～40 minutes time, solidifies and dries and is attached to the electrophoretic paint of surface of the work；
(5) after, drying, workpiece is indoor through strong device for cooling 17, the fan starting of strong cold house wall, high wind acts on the surface of heated work pieces, carries out strong cold cooling, thereafter workpiece proceeds into the upper and lower lineman position 30 of natural cooling and carries out natural cooling, and workpiece is rolled off the production line, so far completing the whole process of electrophoresis of leaf spring single-piece workpiece, the conveying of whole carrier chain is circulation continuous way, chain overworks workpiece, the process of the repeatable above-mentioned circulation of workpiece fabrication of batch production.
Claims (7)
1. the electrophoresis equipment being applicable to automobile leaf spring, it is characterized in that: include induction system, preprocessing system, ability cathode electrophoresis system, drying system and the cooling system being sequentially arranged from front to back, and the electric-control system being connected with preprocessing system, ability cathode electrophoresis system, drying system, cooling system respectively；Described induction system is successively from front to back through preprocessing system, ability cathode electrophoresis system, drying system and cooling system；Described preprocessing system includes the pre-degreasing plant that is sequentially arranged from front to back, defat spray equipment, washing equipment, table adjust device, phosphating plant and secondary washing equipment;Described ability cathode electrophoresis system includes ability cathode electrophoresis groove and anode system；Described drying system is drying tunnel；Described cooling system includes the strong device for cooling, the upper and lower lineman position of natural cooling that are sequentially arranged and the freezing unit being connected with strong device for cooling；Described electric-control system includes the electrophoresis line traffic control cabinet, the electrophoresis rectifier cabinet that are connected with ability cathode electrophoresis system and the computer controlling center being connected with induction system, preprocessing system, ability cathode electrophoresis system, drying system and cooling system；Described induction system is circulating conveyor chain；Adopting carrier chain vertically to hang conveying by the pre-treatment of electrophoretic painting line, electrophoresis and baking operation workpiece, utilize sling point to contact conduction with reed center hole wall, full wafer leaf spring all can cover paint film；When production line break down, by forced-stopping machine time, electric-control system, by the output coordinated signals of carrier chain stop signal Yu commutator, automatically switches to low pressure and prevents molten state；When carrier chain reruns, electric-control system rises to former setting value by soft for output voltage automatically, it is ensured that product quality and production line properly functioning.
2. a kind of electrophoresis equipment suitable in automobile leaf spring according to claim 1, it is characterised in that: it is additionally provided with the UF sprinkling equipment with ultrafiltration system between described ability cathode electrophoresis system and drying system;Described induction system is circulating conveyor chain, and circulating conveyor chain is sequentially circularly set in the top of preprocessing system, ability cathode electrophoresis system, UF spray equipment, drying system and cooling system.
3. a kind of electrophoresis equipment suitable in automobile leaf spring according to claim 1, it is characterised in that: described defat spray equipment is connected to water heater firing equipment；A described washing equipment include be sequentially arranged wash spray chamber together, two roads washing spray chambers and fresh water washing and spraying rooms；Described secondary washing equipment includes the three road washing spray chambers being sequentially arranged, four road washing spray chambers, the pure water washing and spraying room being connected with pure water unit and secondary fresh water washing and spraying room；Described phosphating plant is connected to plate and frame type filter-press；Described ability cathode electrophoresis system also includes electrophoresis line displacement slot.
4. a kind of electrophoresis equipment suitable in automobile leaf spring according to claim 2, it is characterised in that: described UF sprinkling equipment includes the one UF spray chamber, two road UF spray chambers, three road UF spray chambers and the fresh UF liquid spray chamber that are sequentially arranged.
5. the electrophoresis process of the electrophoresis equipment being applicable to automobile leaf spring utilized described in claim 1, it is characterized in that: include following steps: automobile leaf spring reed is delivered in preprocessing system by circulating conveyor chain, after pre-defat spray, defat spray, once washing, table adjust liquid adjustment, bonderizing and secondary washing, automatic transport carries out electrophoretic surface processing to negative electrode electrophoresis system, electrophoresis is delivered in UF sprinkling equipment by carrier chain after completing and dries in UF liquid spray, drying system, roll off the production line after eventually passing cooling system cooling.
6. electrophoresis process according to claim 5, it is characterised in that: described once washing includes one washing, two road washing and once fresh washings；Described secondary washing includes three road washings, and four road washings, pure water washes washing fresh in secondary；Described UF liquid spray includes one UF liquid spray, two road UF liquid sprays, three road UF liquid spray and fresh UF liquid sprays；Described cooling includes pressure cooling and natural cooling two step.
7. electrophoresis process according to claim 6, it is characterised in that: described electrophoresis process parameters is as follows:
。
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| CN201310361124.8A CN103436941B (en) | 2013-08-19 | 2013-08-19 | A kind of electrophoresis equipment suitable in automobile leaf spring and technique |
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| CN201310361124.8A CN103436941B (en) | 2013-08-19 | 2013-08-19 | A kind of electrophoresis equipment suitable in automobile leaf spring and technique |
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| CN103436941B true CN103436941B (en) | 2016-07-06 |
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| CN104357891B (en) * | 2014-11-21 | 2017-05-10 | 山东雷帕得汽车技术股份有限公司 | Electrophoresis process production line of automobile plate spring |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4680102A (en) * | 1984-11-28 | 1987-07-14 | Olympus Optical Co., Ltd. | Electrophoretic apparatus |
| CN1958174A (en) * | 2006-03-21 | 2007-05-09 | 奇瑞汽车有限公司 | Manufacturing technique for painting dressing automobiles |
| CN101059186A (en) * | 2007-05-25 | 2007-10-24 | 武汉立胜超滤科技发展有限公司 | Plastic-coated steel pipe for electrophoresis and its electrophoretic painting method and whole set apparatus |
| CN101574689A (en) * | 2008-05-07 | 2009-11-11 | 中国第一汽车集团公司 | Energy-saving coating process |
| CN102363895A (en) * | 2011-09-30 | 2012-02-29 | 江苏金派汽车配件有限公司 | Automobile fitting electrocoating production line |
| CN102644082A (en) * | 2012-03-19 | 2012-08-22 | 中国第一汽车股份有限公司 | Frame coating technology combining silane pretreatment and cathode electrophoresis |
| CN102758238A (en) * | 2012-07-26 | 2012-10-31 | 无锡澳美机械有限公司 | Large electrophoresis apparatus and electrophoresis technology thereof |
| CN203419999U (en) * | 2013-08-19 | 2014-02-05 | 安徽安簧机械股份有限公司 | Electrophoresis equipment applicable to automobile plate spring |
-
2013
- 2013-08-19 CN CN201310361124.8A patent/CN103436941B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4680102A (en) * | 1984-11-28 | 1987-07-14 | Olympus Optical Co., Ltd. | Electrophoretic apparatus |
| CN1958174A (en) * | 2006-03-21 | 2007-05-09 | 奇瑞汽车有限公司 | Manufacturing technique for painting dressing automobiles |
| CN101059186A (en) * | 2007-05-25 | 2007-10-24 | 武汉立胜超滤科技发展有限公司 | Plastic-coated steel pipe for electrophoresis and its electrophoretic painting method and whole set apparatus |
| CN101574689A (en) * | 2008-05-07 | 2009-11-11 | 中国第一汽车集团公司 | Energy-saving coating process |
| CN102363895A (en) * | 2011-09-30 | 2012-02-29 | 江苏金派汽车配件有限公司 | Automobile fitting electrocoating production line |
| CN102644082A (en) * | 2012-03-19 | 2012-08-22 | 中国第一汽车股份有限公司 | Frame coating technology combining silane pretreatment and cathode electrophoresis |
| CN102758238A (en) * | 2012-07-26 | 2012-10-31 | 无锡澳美机械有限公司 | Large electrophoresis apparatus and electrophoresis technology thereof |
| CN203419999U (en) * | 2013-08-19 | 2014-02-05 | 安徽安簧机械股份有限公司 | Electrophoresis equipment applicable to automobile plate spring |
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Effective date of registration: 20160707 Address after: 246005 three point nine square kilometers Industrial Park, Anqing Development Zone, Anhui Patentee after: ANQING ANHUANG AUTOMOBILE PARTS & ACCESSORIES CO., LTD. Address before: 246005 Anhui city of Anqing Province Economic and Technological Development Zone 3.9K square meters industrial park Patentee before: Anhui Anhuang Machinery Co., Ltd. |