CN101972726A - Hydraulic cylinder surface shot blasting, paint spraying and drying system and shot blasting, paint spraying and drying process thereof - Google Patents
Hydraulic cylinder surface shot blasting, paint spraying and drying system and shot blasting, paint spraying and drying process thereof Download PDFInfo
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Abstract
The invention relates to a hydraulic cylinder surface shot blasting, paint spraying and drying system and a shot blasting, paint spraying and drying process thereof, and the hydraulic cylinder surface shot blasting, paint spraying and drying system consists of a hanging chain conveying system, a shot blasting working position, a paint spraying working position, a drying working position, an overhauling working position, an unloading working position, a loading working position, a paint mixing room, an air compressor and an operating room. The shot blasting, paint spraying and drying process comprises the following process steps: loading of a piece, shot blasting, derusting and cleaning (10-15min), automatic paint spraying (3-5min), paint refinishing, leveling (5min), drying at 60-80 DEG C (30min), natural cooling and unloading of the piece. The hydraulic cylinder surface shot blasting, paint spraying and drying system has the advantages of high degree of mechanical and electrical automation, small occupied area, good safety performance, and high production efficiency, is not affected by weather and can ensure the cleanliness, the temperature, the illumination and the safety and sanitation standard required by the paint spraying environment; and the shot blasting, paint spraying and drying process is simple, safe, time-saving, environment-friendly and high in working efficiency and can obtain the good appearance quality of a paint film.
Description
Technical field
The present invention relates to a kind of substrate surface treatment system and treatment process thereof, particularly a kind of hydraulic cylinder shotblasting drying system and ball blast thereof stoving process that sprays paint that sprays paint is applied in the hydraulic cylinder production process impeller blasting to the hydraulic cylinder surface, sprays paint and dries.
Background technology
At present, the ball blast of existing substrate surface, spray paint, treatment system such as oven dry system independently separately normally disconnected from each other, the production cycle is long, production efficiency is low.The shortcoming that original shot-blast processing system exists is: the force de frappe of ball blast process pill is very big, if seal bad, the personal safety that can endanger operating personnel, therefore, operating personnel must be away from shot-blast apparatus when work.The shortcoming that original treatment system of spraying paint exists is: at first, painting process is by manually finishing, and the efficient of spraying paint is low, and the cycle of drying after base material sprays paint is long, and blowing and raining can't operation; Secondly, owing to contain harmful molecule of trace in the various lacquers, spray-dust is propagated in air, not only can cause certain environmental pollution, and the workman is engaged in the work of spraying paint for a long time, dirt is coated with lacquer in suction, and is influential to workman's personal safety, so, painting process is higher to the protection job requirement, and work-yard and environment all must have strict requirement; Once more, aspect presentation quality, slowly drying after owing to spray paint needs a very long process, in this process, the surface that foreign material such as dust may be attached to paint film influences presentation quality, in addition, in workman's operating process, also might leave a trace because of carelessness (impression of the hand etc.) influence the paint film appearance quality.Therefore, the existing ball blast stoving process that sprays paint, complex operation, security is low, and time-consuming, effort easily causes environmental pollution, and the spray paint presentation quality of back paint film of workpiece is poor.
Summary of the invention
The objective of the invention is: design a kind of hydraulic cylinder shotblasting drying system and ball blast thereof stoving process that sprays paint that sprays paint, this hydraulic cylinder shotblasting drying system of spraying paint is a cover machinery, the integrated system of electric automatization height, floor space is little, security performance is good, the production efficiency height is not subjected to weather effect, and the desired cleanliness factor of environment, temperature, illumination and safety and sanitation standard can guarantee to spray paint, reduce the pollution of air to external world, guaranteed operator's health; This ball blast stoving process that sprays paint, simple to operate, safety saves time, environmental protection, high efficiency can obtain good paint film appearance quality.
Purpose of the present invention can realize by following technical proposals:
A kind of hydraulic cylinder shotblasting drying system of spraying paint, by the stretched wire induction system, the ball blast station, spray station, drying station, the maintenance station, the blanking station, the material loading station, Paint Mixing Room, air compressor machine and operating room are formed, it is characterized in that: the described ball blast drying system of spraying paint is arranged in the factory building, the stretched wire induction system is by support, stretched wire delivery cycle track, electronic stretched wire suspension hook and aerial conveyer are formed, several supports circularize layout, and vertically be installed on the ground, middle part of factory building, stretched wire delivery cycle track is a circular orbit, it is erected at the top of these supports, several electronic stretched wire suspension hooks are suspended on the stretched wire delivery cycle track, and aerial conveyer is installed on the front support frame of below, stretched wire delivery cycle track left side; The ball blast station is by super shot blasting cleaning chamber, the impeller head assembly, ball blast workpiece rotating device, purge the chamber, shot-blast cleaning machine, ball blast air inducing pipeline, ball blast dust discharge pipeline, the ball blast dust pelletizing system, the external system of dedusting, ball material elevator system, ball material circularly purifying system and ventilating system I are formed, the chamber body of described super shot blasting cleaning chamber is made of steel plate and shaped steel welding, the left side of super shot blasting cleaning chamber, right two sides are equipped with pneumatic gate, during to the workpiece impeller blasting, its left side, the pneumatic gate of right two sides is closed, indoor in impeller blasting, four impeller head assemblies are installed on the sidewalls thereafter, and two impeller head assemblies that are positioned at wall top are corresponding with two impeller head assemblies that are positioned at the wall bottom respectively, the impeller head assembly of every group of mutual correspondence is the in an acute angle and obtuse angle with the traffic direction of workpiece respectively, ball blast workpiece rotating device is installed in the top of super shot blasting cleaning chamber, the next door, right side of super shot blasting cleaning chamber is for purging the chamber, the auger conveyor of shot-blast cleaning machine is installed in super shot blasting cleaning chamber and purges the bottom of chamber, and it is outdoor that its right-hand member reaches purging, the motor of shot-blast cleaning machine is positioned at the outside of super shot blasting cleaning chamber left surface, the middle and lower part of sidewalls is provided with two dedusting mouths before super shot blasting cleaning chamber, the top of super shot blasting cleaning chamber is provided with two dust-exhausting ports, the middle and lower part of sidewalls also is provided with a dedusting mouth before purging the chamber, the top that purges the chamber also is provided with a dust-exhausting port, super shot blasting cleaning chamber with purge indoor before three dedusting mouths on the sidewalls all be connected with ball blast dust discharge pipeline, super shot blasting cleaning chamber all is connected with ball blast dust discharge pipeline by ball blast air inducing pipeline with three dust-exhausting ports that purge the top, chamber, ball blast dust discharge pipeline is connected to the charging aperture of ball blast dust pelletizing system, the external system of dedusting is installed in the left end of ball blast dust pelletizing system, the outside that purges the chamber right flank is equipped with ball material elevator system, the lower end charging aperture of ball material elevator system is connected with the right-hand member of shot-blast cleaning machine auger conveyor, the upper end discharging opening of ball material elevator system is connected with the separator of ball material circularly purifying system, ball material circularly purifying system is erected at the top position, back of super shot blasting cleaning chamber by support, the ventilating system I is arranged on the facility floor that purges the right front, chamber, purge indoor right side before, back position respectively is equipped with a blower, and these two blowers stretch out and be connected to the air outlet of ventilating system I from the top that purges the chamber; Spray station is by the paint spray booth, high-pressure airless spraying gun, the workpiece rotating device sprays paint, the air-supply compartment, the ventilating system II, the coating cloud treating apparatus, the external system of another dedusting, the dedusting passage, dust discharge pipeline and lighting device composition sprays paint, high-pressure airless spraying gun is installed on the back sidewalls in the paint spray booth, the workpiece rotating device that sprays paint is installed in the latter half at top outside the paint spray booth, the first half at top, paint spray booth is the iron plate net, which is provided with the air-supply compartment, the bottom iron plate of air-supply compartment is provided with the coating cloud filter cotton on the net, the left surface of air-supply compartment is provided with ventilating opening, in the air-supply compartment, be provided with the heating thermal source in addition, the ventilating system II is installed on the facility floor in the place ahead, paint spray booth, the air outlet of ventilating system II is connected by the ventilating opening of pipeline with air-supply compartment left surface, the coating cloud treating apparatus is by the coating cloud filter, pernicious gas adsorbent equipment and exhaust storehouse constitute, the external system of another dedusting is installed in the right end position of coating cloud treating apparatus, subsurface in the paint spray booth is provided with the dedusting passage, place, the passway of dedusting passage is equipped with grid on the flooring of spraying paint, the dedusting passage extends rearward to the place, passway, back outside the paint spray booth to the right then, after place, passway, back outside the paint spray booth connects the dust discharge pipeline that sprays paint, be connected to the air inlet of coating cloud Rose Box on the coating cloud filter, the gas that discharge the gas outlet of coating cloud Rose Box enters in the pernicious gas adsorbent equipment from the air inlet of pernicious gas adsorbent equipment, the gas of discharging through the exhaust outlet of pernicious gas adsorbent equipment is in the exhaust storehouse of coating cloud treating apparatus right-hand member, gas in the exhaust storehouse is by the external system evacuation of another dedusting, and lighting device is installed in top two side positions in the paint spray booth; Drying station is by drying chamber, the air curtain pipe, the ventilating system III, drying unit, the mechanical exhaust device, air draft pipe, exhaust duct, heat-insulation layer and temperature controller are formed, the chamber body skeleton of drying chamber is made of the welding of square tube section bar, the air curtain pipe is the ventilation duct that the first-class gap of body is provided with several apertures, two air curtain pipes are separately positioned on drying chamber and advance, one side position in exit, the ventilating system III is installed on the facility floor of drying chamber left, the air outlet of ventilating system III is connected with the upper end of two air curtain pipes respectively by pipeline, drying unit is installed on the outer middle facility floor of vacating of drying chamber, electric heater unit is installed in the air inducing pipeline of drying unit inner blower top, the top position of air inducing pipeline is provided with the fan valve in the drying unit, in order to regulate air quantity, two air outlet interface tubes of its air inducing pipeline are connected respectively to the place, air port of drying chamber both sides, the right side in the drying chamber and the tip position at rear portion respectively are provided with a suction opeing, at two suction opeing places the mechanical exhaust device is installed all, outside drying chamber two suction opeings above air draft pipe all is installed, two air draft pipes are connected with exhaust duct, exhaust duct is connected in the exhaust storehouse of coating cloud treating apparatus right-hand member, in addition, bottom at drying chamber is equipped with heat-insulation layer, and temperature controller is installed on the sidewall of drying chamber; The paint spray pump system is installed in the Paint Mixing Room, the paint spray pump system is made of high-pressure airless paint spray pump, pneumatic stirrer, paint filter and pipeline, the high-pressure airless paint spray pump is connected by pipeline and paint spray booth, and be connected on the high-pressure airless spraying gun that is installed in the paint spray booth on the sidewalls of back, in addition, exhaust fan and illuminating lamp also are installed in Paint Mixing Room, and are embedded with ground wire; Air compressor machine is arranged on the rear of super shot blasting cleaning chamber, the pressure air of its generation is connected respectively to by pipeline on the cylinder of the cylinder at Closing Switch, two pneumatic gates of the ball material circularly purifying system separators lower pipeline of ball blast station and ball blast workpiece rotating device, in addition, the pressure air of its generation also is connected respectively on the cylinder of the high-pressure airless paint spray pump in the paint spray pump system and the high-pressure airless spraying gun in pneumatic stirrer and the paint spray booth and the workpiece rotating device that sprays paint in the Paint Mixing Room by pipeline; Super shot blasting cleaning chamber and purge chamber, paint spray booth, drying chamber, maintenance station, blanking station and material loading station by be set in sequence in clockwise stretched wire delivery cycle track under facility floor on, Paint Mixing Room is arranged on the position, dead astern of paint spray booth, and operating room is arranged on the forward position, left side of factory building; Low-voltage distribution cabinet is installed in operating room, integrated console, material loading place active station, blanking place active station, priming paint push-button station, oven dry push-button station, strong cold push-button station and the deduster push-button station of host computer are housed, subsurface in the operating room is provided with cable duct, and power line, control line and holding wire be the layering cabling in cable duct; After power line, control line and holding wire are walked out cable duct, by power point or the test point of cable testing bridge cloth to each equipment.
The present invention is in described ball blast station, and the impeller head on the described impeller head assembly is the centrifugal impeller head of cantilever; Described shot-blast cleaning machine is the step-by-step movement shot-blast cleaning machine; Described ball blast dust pelletizing system is a filter drum type precipitator; Described blower is the pipe that the first-class gap of body is provided with several apertures.
The present invention is in described spray station, and described paint spray booth is a dry spray booth; Described coating cloud filter is the dry type filter, and its filtration supports that adopts is coating cloud filter cotton or coating cloud filter paper, and coating cloud filter cotton or coating cloud filter paper are installed in the drawer of coating cloud Rose Box of coating cloud filter; The absorption carrier that described pernicious gas adsorbent equipment adopts is an active carbon, and active carbon is installed in the drawer of absorption cabinet of pernicious gas adsorbent equipment; Described lighting device is an explosion-proof lamp; In described paint spray booth, combustable gas concentration detection alarm device is installed also.
The present invention is in described drying station, and the insulation material that the heat-insulation layer of described drying chamber bottom adopts is that unit weight is≤100kg/m
3Rock wool, described mechanical exhaust device is explosion-proof exhaust blower, the sensor that adopts on the described temperature controller is an electric contact formula temperature sensor.
The front side of blanking station of the present invention and material loading station is respectively equipped with blanking hydraulic elevator platform and material loading hydraulic elevator platform.
The exhaust fan of installing in the Paint Mixing Room of the present invention is the explosion-proof type exhaust fan; The illuminating lamp of installing in the described Paint Mixing Room is an explosion-proof lamp.
A kind of this hydraulic cylinder of usefulness shotblasting drying system of spraying paint is carried out ball blast, is sprayed paint, dries the ball blast of the handling stoving process that sprays paint the hydraulic cylinder surface, it is characterized in that comprising following in sequence processing step:
Part on the material loading station → ball blast station impeller blasting, cleaning (10～15min) → paint spray booth auto spray painting (part under 3～5min) → touch-up paint → levelling (5min) → 60～80 ℃ of oven dry of drying chamber (30min) → naturally cooling → blanking station;
Described ball blast station impeller blasting, cleaning (10～15min) steps, its process conditions are as follows:
The ball blast amount of every impeller head assembly: 4 * 240 (=960) kg/min;
Impeller head ejection velocity: 〉=78m/s;
Separate unit impeller head power: 15kW;
Use bullet: diameter is the cast steel ball of F0.8～F1.2;
Bullet is addition first: 4t;
The roughness of surface of the work: Rz40～75 after the Shot Blasting;
Described paint spray booth auto spray painting (3～5min) steps, its process conditions are as follows:
The air-supply cleanliness factor of ventilating system II: dust granules≤5 μ m, dustiness≤4.5mg/m
3
Average vertical sectional wind velocity: 0.3～0.5m/s in the paint spray booth;
Paint spray booth's intraoral illumination brightness: 300Lux;
Paint spray pump supercharging pressure ratio: 68:1 or 71:1;
Necessary air capacity: the 5m of paint spray pump
3/ min * 0.4Mpa;
Paint spray pump admission pressure: 0.4～0.6Mpa;
The paint spray pump amount of spraying paint: 18*2L/min;
Spray gun coating pressure: 10～20Mpa;
Gun controls pressure: 0.4～0.6Mpa;
Film thickness: 10～25 μ m;
60～80 ℃ of oven dry of described drying chamber (30min) step, its process conditions are as follows:
The empty stove heating-up time of drying unit :≤30min;
Temperature in the stove of drying unit: 40～90 ℃;
Mode of heating: electrical heating, power 180kW;
The quantity of heat given up of electric heater unit: 150,000 Kcal/h;
The air inducing pipeline air output of drying unit: 550m
3/ min;
The air inducing pipeline blast of drying unit: 0.7kpa;
Priming paint drying time: 15～20min;
The exhaust air rate of mechanical exhaust device: 200m
3/ min;
The air draft pressure of mechanical exhaust device: 5kpa.
Advantage of the present invention is as follows:
The spray paint advantage of drying system of this hydraulic cylinder shotblasting is: 1) machinery, automaticity are high, and production efficiency is higher more than 10 times than complete handwork, and is not subjected to weather effect; 2) this system's floor space is little, the paint spray booth adopts the coating cloud filter, guaranteed the to spray paint desired cleanliness factor of environment, temperature, illumination and safety and sanitation standard, and by the pernicious gas adsorbent equipment, reduce the pollution of air to external world, guaranteed operator's health; 3) system has adopted automatic, semi-automatic and manual three kinds of systems, has improved the security of operation greatly; 4) paint spray booth is provided with combustable gas concentration detection alarm device, leaks at paint vehicle, and when reaching the blast critical point, device can be reported to the police automatically, and security is good; 5) aspect presentation quality, super shot blasting cleaning chamber adopts the centrifugal impeller head of cantilever of big ball blast amount, high ejection velocity, has improved cleaning efficiency significantly, has obtained satisfied surface quality.
The spray paint advantage of stoving process of this ball blast is: 1) adopt ball blast, spray paint, dry streamlined production technology, high efficiency is applicable to the needs that hydraulic cylinder is produced in batches; 2) at the surface of the work ball blast, spray paint, dry in the three step treatment process, only need loading and unloading once, the centre need not the artificial material that changes, and has saved the working time, has improved processing safety; 3) spray paint, dry a step and finish, reduced because of the workman contacting the presentation quality that influences paint film; 4) adopt powered air-purifying, draft type is " going up logical row down ", the paint film fraud point that coating cloud splashes mutually and causes when having avoided paint spraying, and sending of constituting of ventilating system II and air-supply compartment, induced draught system possess and send the hot blast function winter, make winter operating environment and the spraying condition very superior, also help obtaining good coating quality; 5) the environment cleanliness height that sprays paint, discharge of harmful gases is few, and the pollution of air is little to external world, and is little to operator's health effect.
Description of drawings
Fig. 1 is that the spray paint master of drying system of hydraulic cylinder shotblasting looks the arrangement schematic diagram;
Fig. 2 be the hydraulic cylinder shotblasting spray paint drying system overlook the arrangement schematic diagram;
Fig. 3 is that the structure for amplifying schematic diagram is looked on the left side of super shot blasting cleaning chamber;
Fig. 4 is that the structure for amplifying schematic diagram is looked on the right side of paint spray booth;
Fig. 5 is that the master of the external system of dedusting looks the structure for amplifying schematic diagram.
Among the figure: 1, basis; 36, body of wall; 51, chimney; 52, air exhauster.
The specific embodiment
As Fig. 1---shown in 5, a kind of hydraulic cylinder shotblasting drying system of spraying paint, by the stretched wire induction system, the ball blast station, spray station, drying station, maintenance station 32, blanking station 29, material loading station 26, Paint Mixing Room 39, air compressor machine 42 and operating room 25 are formed, it is characterized in that: the described ball blast drying system of spraying paint is arranged in the factory building, the stretched wire induction system is by support 24, stretched wire delivery cycle track 14, electronic stretched wire suspension hook 16 and aerial conveyer 2 are formed, several supports 24 circularize layout, and vertically be installed on the ground, middle part of factory building, stretched wire delivery cycle track 14 is a circular orbit, it is erected at the top of these supports 24, several electronic stretched wire suspension hooks 16 are suspended on the stretched wire delivery cycle track 14, and aerial conveyer 2 is installed on the front support frame 24 of below, stretched wire delivery cycle track 14 left sides; The ball blast station is by super shot blasting cleaning chamber 4, impeller head assembly 22, ball blast workpiece rotating device 20, purge chamber 5, shot-blast cleaning machine, ball blast air inducing pipeline 21, ball blast dust discharge pipeline 19, ball blast dust pelletizing system 43, the external system 37 of dedusting, ball material elevator system 8, ball material circularly purifying system 18 and ventilating system I 28 are formed, the chamber body of described super shot blasting cleaning chamber 4 is made of steel plate and shaped steel welding, the left side of super shot blasting cleaning chamber 4, right two sides are equipped with pneumatic gate 47, during to workpiece 23 impeller blastings, its left side, the pneumatic gate 47 of right two sides is closed, in super shot blasting cleaning chamber 4, four impeller head assemblies 22 are installed on the sidewalls thereafter, and two impeller head assemblies 22 that are positioned at wall top are corresponding with two impeller head assemblies 22 that are positioned at the wall bottom respectively, the impeller head assembly 22 of every group of mutual correspondence is the in an acute angle and obtuse angle with the traffic direction of workpiece 23 respectively, ball blast workpiece rotating device 20 is installed in the top of super shot blasting cleaning chamber 4, the next door, right side of super shot blasting cleaning chamber 4 is for purging chamber 5, the auger conveyor 7 of shot-blast cleaning machine is installed in super shot blasting cleaning chamber 4 and purges the bottom of chamber 5, and its right-hand member reaches and purges outside the chamber 5, the motor 3 of shot-blast cleaning machine is positioned at the outside of super shot blasting cleaning chamber 4 left surfaces, the middle and lower part of sidewalls is provided with two dedusting mouths 44 before super shot blasting cleaning chamber 4, the top of super shot blasting cleaning chamber 4 is provided with two dust-exhausting ports, the middle and lower part of sidewalls also is provided with a dedusting mouth 44 before purging chamber 5, the top that purges chamber 5 also is provided with a dust-exhausting port, super shot blasting cleaning chamber 4 with purge chamber 5 in before three dedusting mouths 44 on the sidewalls all be connected with ball blast dust discharge pipeline 19, super shot blasting cleaning chamber 4 all is connected with ball blast dust discharge pipeline 19 by ball blast air inducing pipeline 21 with three dust-exhausting ports that purge 5 tops, chamber, ball blast dust discharge pipeline 19 is connected to the charging aperture of ball blast dust pelletizing system 43, the external system 37 of dedusting is installed in the left end of ball blast dust pelletizing system 43, the outside that purges chamber 5 right flanks is equipped with ball material elevator system 8, the lower end charging aperture of ball material elevator system 8 is connected with the right-hand member of shot-blast cleaning machine auger conveyor 7, the upper end discharging opening of ball material elevator system 8 is connected with the separator 17 of ball material circularly purifying system 18, ball material circularly purifying system 18 is erected at the top position, back of super shot blasting cleaning chamber 4 by support 24, ventilating system I 28 is arranged on the facility floor that purges 5 right fronts, chamber, before the 5 interior right sides, purging chamber, back position respectively is equipped with a blower 6, and these two blowers 6 stretch out and be connected to the air outlet of ventilating system I 28 from the top that purges the chamber; Spray station is by paint spray booth 10, high-pressure airless spraying gun, workpiece rotating device 15 sprays paint, air-supply compartment 48, ventilating system II 31, coating cloud treating apparatus 38, the external system 37 of another dedusting, dedusting passage 41, dust discharge pipeline 40 and lighting device 50 compositions spray paint, high-pressure airless spraying gun is installed on the back sidewalls in the paint spray booth 10, the workpiece rotating device 15 that sprays paint is installed in the latter half at 10 outer tops, paint spray booth, the first half at 10 tops, paint spray booth is an iron plate net 49, which is provided with air-supply compartment 48, the bottom iron plate net 49 of air-supply compartment 48 is provided with the coating cloud filter cotton, the left surface of air-supply compartment 48 is provided with ventilating opening, in air-supply compartment 48, be provided with the heating thermal source in addition, ventilating system II 31 is installed on the facility floor in 10 the place aheads, paint spray booth, the air outlet of ventilating system II 31 is connected by the ventilating opening of pipeline with air-supply compartment 48 left surfaces, coating cloud treating apparatus 38 is by the coating cloud filter, pernicious gas adsorbent equipment and exhaust storehouse constitute, the external system 37 of another dedusting is installed in the right end position of coating cloud treating apparatus 38, subsurface in paint spray booth 10 is provided with dedusting passage 41, place, the passway of dedusting passage 41 is equipped with grid 9 on the ground in paint spray booth 10, dedusting passage 41 extends rearward to 10 outer passwaies, back, paint spray booth to the right then and locates, after 10 outer places, passway, back, paint spray booth connect the dust discharge pipeline 40 that sprays paint, be connected to the air inlet of coating cloud Rose Box on the coating cloud filter, the gas that discharge the gas outlet of coating cloud Rose Box enters in the pernicious gas adsorbent equipment from the air inlet of pernicious gas adsorbent equipment, the gas of discharging through the exhaust outlet of pernicious gas adsorbent equipment is in the exhaust storehouse of coating cloud treating apparatus 38 right-hand members, gas in the exhaust storehouse is by 37 emptyings of the external system of another dedusting, and lighting device 50 is installed in top two side positions in the paint spray booth 10; Drying station is by drying chamber 11, air curtain pipe 45, ventilating system III 33, drying unit 34, mechanical exhaust device 35, air draft pipe 12, exhaust duct 13, heat-insulation layer and temperature controller are formed, the chamber body skeleton of drying chamber 11 is made of the welding of square tube section bar, air curtain pipe 45 is provided with the ventilation duct of several apertures for the first-class gap of body, two air curtain pipes 45 are separately positioned on drying chamber 11 and advance, one side position in exit, ventilating system III 33 is installed on the facility floor of drying chamber 11 lefts, the air outlet of ventilating system III 33 is connected with the upper end of two air curtain pipes 45 respectively by pipeline, drying unit 34 is installed on the drying chamber 11 outer middle facility floor of vacating, electric heater unit is installed in the air inducing pipeline of drying unit 34 inner blowers top, the top position of air inducing pipeline is provided with the fan valve in the drying unit 34, in order to regulate air quantity, two air outlet interface tubes of its air inducing pipeline are connected respectively to the place, air port of drying chamber 11 both sides, the right side in the drying chamber 11 and the tip position at rear portion respectively are provided with a suction opeing, at two suction opeing places mechanical exhaust device 35 is installed all, outside drying chamber 11 two suction opeings above air draft pipe 12 all is installed, two air draft pipes 12 are connected with exhaust duct 13, exhaust duct 13 is connected in the exhaust storehouse of coating cloud treating apparatus 38 right-hand members, in addition, bottom at drying chamber 11 is equipped with heat-insulation layer, and temperature controller is installed on the sidewall of drying chamber 11; The paint spray pump system is installed in the Paint Mixing Room 39, the paint spray pump system is made of high-pressure airless paint spray pump, pneumatic stirrer, paint filter and pipeline, the high-pressure airless paint spray pump is connected by pipeline and paint spray booth 10, and be connected on the high-pressure airless spraying gun that is installed on paint spray booth's 10 interior back sidewalls, in addition, exhaust fan and illuminating lamp also are installed in Paint Mixing Room 39, and are embedded with ground wire; Air compressor machine 42 is arranged on the rear of super shot blasting cleaning chamber 4, the pressure air of its generation is connected respectively to by pipeline on the cylinder of the cylinder 46 at Closing Switch, two pneumatic gates 47 of ball material circularly purifying system 18 separators, 17 lower pipeline of ball blast station and ball blast workpiece rotating device 20, in addition, the pressure air of its generation also is connected respectively on the cylinder of the high-pressure airless spraying gun in the high-pressure airless paint spray pump in the paint spray pump systems and pneumatic stirrer and paint spray booth 10 and the workpiece rotating device 15 that sprays paint in the Paint Mixing Room 39 by pipeline; Super shot blasting cleaning chamber 4 and purge chamber 5, paint spray booth 10, drying chamber 11, maintenance station 32, blanking station 29 and material loading station 26 by be set in sequence in clockwise stretched wire delivery cycle track 14 under facility floor on, Paint Mixing Room 39 is arranged on the position, dead astern of paint spray booth 10, and operating room 25 is arranged on the forward position, left side of factory building; Low-voltage distribution cabinet is installed in operating room 25, integrated console, material loading place active station, blanking place active station, priming paint push-button station, oven dry push-button station, strong cold push-button station and the deduster push-button station of host computer are housed, subsurface in the operating room 25 is provided with cable duct, and power line, control line and holding wire be the layering cabling in cable duct; After power line, control line and holding wire are walked out cable duct, by power point or the test point of cable testing bridge cloth to each equipment.
In described ball blast station, the impeller head on the described impeller head assembly 22 is the centrifugal impeller head of cantilever; Described shot-blast cleaning machine is the step-by-step movement shot-blast cleaning machine; Described ball blast dust pelletizing system 43 is a filter drum type precipitator; Described blower 6 is provided with the pipe of several apertures for the first-class gap of body.In described spray station, described paint spray booth 10 is a dry spray booth; Described coating cloud filter is the dry type filter, and its filtration supports that adopts is coating cloud filter cotton or coating cloud filter paper, and coating cloud filter cotton or coating cloud filter paper are installed in the drawer of coating cloud Rose Box of coating cloud filter; The absorption carrier that described pernicious gas adsorbent equipment adopts is an active carbon, and active carbon is installed in the drawer of absorption cabinet of pernicious gas adsorbent equipment; Described lighting device 50 is an explosion-proof lamp; In described paint spray booth 10, combustable gas concentration detection alarm device is installed also.In described drying station, the insulation material that the heat-insulation layer of described drying chamber 11 bottoms adopts is that unit weight is≤100kg/m
3Rock wool, described mechanical exhaust device 35 is explosion-proof exhaust blower, the sensor that adopts on the described temperature controller is an electric contact formula temperature sensor.The front side of described blanking station 29 and material loading station 26 is respectively equipped with blanking hydraulic elevator platform 30 and material loading hydraulic elevator platform 27.The exhaust fan of installing in the described Paint Mixing Room 39 is the explosion-proof type exhaust fan; The illuminating lamp of installing in the described Paint Mixing Room 39 is an explosion-proof lamp.
This hydraulic cylinder shotblasting drying system of spraying paint, the model of described aerial conveyer 2 is XLED4-74-1/289; Impeller head model on the described impeller head assembly 22 is Q034, and the model of described high-pressure airless paint spray pump is U.S. GRACO, and the model of described ball blast dust pelletizing system 43 is HR4-24.
The written or printed documents hydraulic cylinder shotblasting drying system of spraying paint, in described operating room 25, the circuit of being walked in its subsurface cable duct, power line adopt three-phase alternating current 380V (± 10%) power supply, control line adopts the alternating current 220V power supply of transformer isolation, and the holding wire operating voltage is+24V.
A kind of this hydraulic cylinder of usefulness shotblasting drying system of spraying paint is carried out ball blast, is sprayed paint, dries the ball blast of the handling stoving process that sprays paint the hydraulic cylinder surface, it is characterized in that comprising following in sequence processing step:
Part on the material loading station → ball blast station impeller blasting, cleaning (10～15min) → paint spray booth auto spray painting (part under 3～5min) → touch-up paint → levelling (5min) → 60～80 ℃ of oven dry of drying chamber (30min) → naturally cooling → blanking station;
Described ball blast station impeller blasting, cleaning (10～15min) steps, its process conditions are as follows:
The ball blast amount of every impeller head assembly: 4 * 240 (=960) kg/min;
Impeller head ejection velocity: 〉=78m/s;
Separate unit impeller head power: 15kW;
Use bullet: diameter is the cast steel ball of F0.8～F1.2;
Bullet is addition first: 4t;
The roughness of surface of the work: Rz40～75 after the Shot Blasting;
Described paint spray booth auto spray painting (3～5min) steps, its process conditions are as follows:
The air-supply cleanliness factor of ventilating system II: dust granules≤5 μ m, dustiness≤4.5mg/m
3
Average vertical sectional wind velocity: 0.3～0.5m/s in the paint spray booth;
Paint spray booth's intraoral illumination brightness: 300Lux;
Paint spray pump supercharging pressure ratio: 68:1 or 71:1;
Necessary air capacity: the 5m of paint spray pump
3/ min * 0.4Mpa;
Paint spray pump admission pressure: 0.4～0.6Mpa;
The paint spray pump amount of spraying paint: 18*2L/min;
Spray gun coating pressure: 10～20Mpa;
Gun controls pressure: 0.4～0.6Mpa;
Film thickness: 10～25 μ m;
60～80 ℃ of oven dry of described drying chamber (30min) step, its process conditions are as follows:
The empty stove heating-up time of drying unit :≤30min;
Temperature in the stove of drying unit: 40～90 ℃;
Mode of heating: electrical heating, power 180kW;
The quantity of heat given up of electric heater unit: 150,000 Kcal/h;
The air inducing pipeline air output of drying unit: 550m
3/ min;
The air inducing pipeline blast of drying unit: 0.7kpa;
Priming paint drying time: 15～20min;
The exhaust air rate of mechanical exhaust device: 200m
3/ min;
The air draft pressure of mechanical exhaust device: 5kpa.
Claims (7)
1. hydraulic cylinder shotblasting drying system of spraying paint, by the stretched wire induction system, the ball blast station, spray station, drying station, maintenance station (32), blanking station (29), material loading station (26), Paint Mixing Room (39), air compressor machine (42) and operating room (25) are formed, it is characterized in that: the described ball blast drying system of spraying paint is arranged in the factory building, the stretched wire induction system is by support (24), stretched wire delivery cycle track (14), electronic stretched wire suspension hook (16) and aerial conveyer (2) are formed, several supports (24) circularize layout, and vertically be installed on the ground, middle part of factory building, stretched wire delivery cycle track (14) is a circular orbit, it is erected at the top of these supports (24), several electronic stretched wire suspension hooks (16) are suspended on the stretched wire delivery cycle track (14), and aerial conveyer (2) is installed on the front support frame (24) of below, stretched wire delivery cycle track (14) left side; The ball blast station is by super shot blasting cleaning chamber (4), impeller head assembly (22), ball blast workpiece rotating device (20), purge chamber (5), shot-blast cleaning machine, ball blast air inducing pipeline (21), ball blast dust discharge pipeline (19), ball blast dust pelletizing system (43), the external system of dedusting (37), ball material elevator system (8), ball material circularly purifying system (18) and ventilating system I (28) are formed, the chamber body of described super shot blasting cleaning chamber (4) is made of steel plate and shaped steel welding, the left side of super shot blasting cleaning chamber (4), right two sides are equipped with pneumatic gate (47), during to workpiece (23) impeller blasting, its left side, the pneumatic gate (47) of right two sides is closed, in super shot blasting cleaning chamber (4), four impeller head assemblies (22) are installed on the sidewalls thereafter, and two the impeller head assemblies (22) that are positioned at wall top are corresponding with two the impeller head assemblies (22) that are positioned at the wall bottom respectively, the impeller head assembly (22) of every group of mutual correspondence is the in an acute angle and obtuse angle with the traffic direction of workpiece (23) respectively, ball blast workpiece rotating device (20) is installed in the top of super shot blasting cleaning chamber (4), the next door, right side of super shot blasting cleaning chamber (4) is for purging chamber (5), the auger conveyor of shot-blast cleaning machine (7) is installed in super shot blasting cleaning chamber (4) and purges the bottom of chamber (5), and its right-hand member reaches and purges outside the chamber (5), the motor of shot-blast cleaning machine (3) is positioned at the outside of super shot blasting cleaning chamber (4) left surface, middle and lower part in the preceding sidewalls of super shot blasting cleaning chamber (4) is provided with two dedusting mouths (44), the top of super shot blasting cleaning chamber (4) is provided with two dust-exhausting ports, also be provided with a dedusting mouth (44) in the middle and lower part that purges the preceding sidewalls in chamber (5), the top that purges chamber (5) also is provided with a dust-exhausting port, super shot blasting cleaning chamber (4) with purge chamber (5) in before three dedusting mouths (44) on the sidewalls all be connected with ball blast dust discharge pipeline (19), super shot blasting cleaning chamber (4) all is connected with ball blast dust discharge pipeline (19) by ball blast air inducing pipeline (21) with three dust-exhausting ports that purge top, chamber (5), ball blast dust discharge pipeline (19) is connected to the charging aperture of ball blast dust pelletizing system (43), the external system of dedusting (37) is installed in the left end of ball blast dust pelletizing system (43), the outside that purges chamber (5) right flank is equipped with ball material elevator system (8), the lower end charging aperture of ball material elevator system (8) is connected with the right-hand member of shot-blast cleaning machine auger conveyor (7), the upper end discharging opening of ball material elevator system (8) is connected with the separator (17) of ball material circularly purifying system (18), ball material circularly purifying system (18) is erected at the top position, back of super shot blasting cleaning chamber (4) by support (24), ventilating system I (28) is arranged on the facility floor that purges right front, chamber (5), before the purging interior right side, chamber (5), back position respectively is equipped with a blower (6), and these two blowers (6) stretch out and be connected to the air outlet of ventilating system I (28) from the top that purges the chamber; Spray station is by paint spray booth (10), high-pressure airless spraying gun, workpiece rotating device (15) sprays paint, air-supply compartment (48), ventilating system II (31), coating cloud treating apparatus (38), the external system of another dedusting (37), dedusting passage (41), dust discharge pipeline (40) and lighting device (50) composition sprays paint, high-pressure airless spraying gun is installed on the interior back sidewalls in paint spray booth (10), the workpiece rotating device (15) that sprays paint is installed in the latter half at outer top, paint spray booth (10), the first half at top, paint spray booth (10) is iron plate net (49), which is provided with air-supply compartment (48), the bottom iron plate net (49) of air-supply compartment (48) is provided with the coating cloud filter cotton, the left surface of air-supply compartment (48) is provided with ventilating opening, in air-supply compartment (48), be provided with the heating thermal source in addition, ventilating system II (31) is installed on the facility floor in the place ahead, paint spray booth (10), the air outlet of ventilating system II (31) is connected by the ventilating opening of pipeline with air-supply compartment (48) left surface, coating cloud treating apparatus (38) is by the coating cloud filter, pernicious gas adsorbent equipment and exhaust storehouse constitute, the external system of another dedusting (37) is installed in the right end position of coating cloud treating apparatus (38), subsurface in paint spray booth (10) is provided with dedusting passage (41), place, the passway of dedusting passage (41) is equipped with grid (9) on the ground in paint spray booth (10), dedusting passage (41) extends rearward to outer place, passway, back, paint spray booth (10) to the right then, after outer place, passway, back, paint spray booth (10) connects the dust discharge pipeline (40) that sprays paint, be connected to the air inlet of coating cloud Rose Box on the coating cloud filter, the gas that discharge the gas outlet of coating cloud Rose Box enters in the pernicious gas adsorbent equipment from the air inlet of pernicious gas adsorbent equipment, the gas of discharging through the exhaust outlet of pernicious gas adsorbent equipment is in the exhaust storehouse of coating cloud treating apparatus (38) right-hand member, gas in the exhaust storehouse is by the external system of another dedusting (37) emptying, and lighting device (50) is installed in top two side positions in the paint spray booth (10); Drying station is by drying chamber (11), air curtain pipe (45), ventilating system III (33), drying unit (34), mechanical exhaust device (35), air draft pipe (12), exhaust duct (13), heat-insulation layer and temperature controller are formed, the chamber body skeleton of drying chamber (11) is made of the welding of square tube section bar, air curtain pipe (45) is provided with the ventilation duct of several apertures for the first-class gap of body, two air curtain pipes (45) are separately positioned on drying chamber (11) and advance, one side position in exit, ventilating system III (33) is installed on the facility floor of drying chamber (11) left, the air outlet of ventilating system III (33) is connected with the upper end of two air curtain pipes (45) respectively by pipeline, drying unit (34) is installed on the outer middle facility floor of vacating of drying chamber (11), electric heater unit is installed in the air inducing pipeline of drying unit (34) inner blower top, the top position of the interior air inducing pipeline of drying unit (34) is provided with the fan valve, in order to regulate air quantity, two air outlet interface tubes of its air inducing pipeline are connected respectively to the place, air port of drying chamber (11) both sides, the right side in the drying chamber (11) and the tip position at rear portion respectively are provided with a suction opeing, at two suction opeing places mechanical exhaust device (35) is installed all, the top of two suction opeings all is equipped with air draft pipe (12) outside drying chamber (11), two air draft pipes (12) are connected with exhaust duct (13), exhaust duct (13) is connected in the exhaust storehouse of coating cloud treating apparatus (38) right-hand member, in addition, bottom at drying chamber (11) is equipped with heat-insulation layer, and temperature controller is installed on the sidewall of drying chamber (11); Paint Mixing Room is equipped with the paint spray pump system in (39), the paint spray pump system is made of high-pressure airless paint spray pump, pneumatic stirrer, paint filter and pipeline, the high-pressure airless paint spray pump is connected by pipeline and paint spray booth (10), and be connected on the high-pressure airless spraying gun that is installed on the sidewalls of interior back, paint spray booth (10), in addition, in Paint Mixing Room (39), exhaust fan and illuminating lamp are installed also, and are embedded with ground wire; Air compressor machine (42) is arranged on the rear of super shot blasting cleaning chamber (4), the pressure air of its generation is connected respectively to the Closing Switch of ball material circularly purifying system (18) separator (17) lower pipeline of ball blast station by pipeline, on the cylinder (46) at two pneumatic gates (47) and the cylinder of ball blast workpiece rotating device (20), in addition, the pressure air of its generation also is connected respectively on the cylinder of the high-pressure airless spraying gun in high-pressure airless paint spray pump in the interior paint spray pump system of Paint Mixing Room (39) and pneumatic stirrer and paint spray booth (10) and workpiece rotating device (15) of spraying paint by pipeline; Super shot blasting cleaning chamber (4) and purge chamber (5), paint spray booth (10), drying chamber (11), maintenance station (32), blanking station (29) and material loading station (26) by be set in sequence in clockwise stretched wire delivery cycle track (14) under facility floor on, Paint Mixing Room (39) is arranged on the position, dead astern of paint spray booth (10), and operating room (25) is arranged on the forward position, left side of factory building; In operating room (25), low-voltage distribution cabinet is installed, integrated console, material loading place active station, blanking place active station, priming paint push-button station, oven dry push-button station, strong cold push-button station and the deduster push-button station of host computer are housed, subsurface in the operating room (25) is provided with cable duct, and power line, control line and holding wire be the layering cabling in cable duct; After power line, control line and holding wire are walked out cable duct, by power point or the test point of cable testing bridge cloth to each equipment.
2. the hydraulic cylinder shotblasting according to claim 1 drying system of spraying paint, it is characterized in that: in described ball blast station, the impeller head on the described impeller head assembly (22) is the centrifugal impeller head of cantilever; Described shot-blast cleaning machine is the step-by-step movement shot-blast cleaning machine; Described ball blast dust pelletizing system (43) is a filter drum type precipitator; Described blower (6) is provided with the pipe of several apertures for the first-class gap of body.
3. the hydraulic cylinder shotblasting according to claim 1 drying system of spraying paint, it is characterized in that: in described spray station, described paint spray booth (10) are dry spray booth; Described coating cloud filter is the dry type filter, and its filtration supports that adopts is coating cloud filter cotton or coating cloud filter paper, and coating cloud filter cotton or coating cloud filter paper are installed in the drawer of coating cloud Rose Box of coating cloud filter; The absorption carrier that described pernicious gas adsorbent equipment adopts is an active carbon, and active carbon is installed in the drawer of absorption cabinet of pernicious gas adsorbent equipment; Described lighting device (50) is an explosion-proof lamp; In described paint spray booth (10), combustable gas concentration detection alarm device is installed also.
4. the hydraulic cylinder shotblasting according to claim 1 drying system of spraying paint is characterized in that: in described drying station, the insulation material that the heat-insulation layer of described drying chamber (11) bottom adopts is that unit weight is≤100kg/m
3Rock wool, described mechanical exhaust device (35) is explosion-proof exhaust blower, the sensor that adopts on the described temperature controller is an electric contact formula temperature sensor.
5. the hydraulic cylinder shotblasting according to claim 1 drying system of spraying paint, it is characterized in that: the front side of described blanking station (29) and material loading station (26) is respectively equipped with blanking hydraulic elevator platform (30) and material loading hydraulic elevator platform (27).
6. the hydraulic cylinder shotblasting according to claim 1 drying system of spraying paint is characterized in that: the exhaust fan of installing in the described Paint Mixing Room (39) is the explosion-proof type exhaust fan; The illuminating lamp of installing in the described Paint Mixing Room (39) is an explosion-proof lamp.
7. one kind with claim 1---and 6 any described hydraulic cylinder shotblastings drying system of spraying paint is carried out ball blast, is sprayed paint, dries the ball blast of the handling stoving process that sprays paint the hydraulic cylinder surface, it is characterized in that comprising following in sequence processing step:
Part on the material loading station → ball blast station impeller blasting, cleaning (10～15min) → paint spray booth auto spray painting (part under 3～5min) → touch-up paint → levelling (5min) → 60～80 ℃ of oven dry of drying chamber (30min) → naturally cooling → blanking station;
Described ball blast station impeller blasting, cleaning (10～15min) steps, its process conditions are as follows:
The ball blast amount of every impeller head assembly: 4 * 240 (=960) kg/min;
Impeller head ejection velocity: 〉=78m/s;
Separate unit impeller head power: 15kW;
Use bullet: diameter is the cast steel ball of F0.8～F1.2;
Bullet is addition first: 4t;
The roughness of surface of the work: Rz40～75 after the Shot Blasting;
Described paint spray booth auto spray painting (3～5min) steps, its process conditions are as follows:
The air-supply cleanliness factor of ventilating system II: dust granules≤5 μ m, dustiness≤4.5mg/m
3
Average vertical sectional wind velocity: 0.3～0.5m/s in the paint spray booth;
Paint spray booth's intraoral illumination brightness: 300Lux;
Paint spray pump supercharging pressure ratio: 68:1 or 71:1;
Necessary air capacity: the 5m of paint spray pump
3/ min * 0.4Mpa;
Paint spray pump admission pressure: 0.4～0.6Mpa;
The paint spray pump amount of spraying paint: 18*2L/min;
Spray gun coating pressure: 10～20Mpa;
Gun controls pressure: 0.4～0.6Mpa;
Film thickness: 10～25 μ m;
60～80 ℃ of oven dry of described drying chamber (30min) step, its process conditions are as follows:
The empty stove heating-up time of drying unit :≤30min;
Temperature in the stove of drying unit: 40～90 ℃;
Mode of heating: electrical heating, power 180kW;
The quantity of heat given up of electric heater unit: 150,000 Kcal/h;
The air inducing pipeline air output of drying unit: 550m
3/ min;
The air inducing pipeline blast of drying unit: 0.7kpa;
Priming paint drying time: 15～20min;
The exhaust air rate of mechanical exhaust device: 200m
3/ min;
The air draft pressure of mechanical exhaust device: 5kpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010513343XA CN101972726B (en) | 2010-10-21 | 2010-10-21 | Hydraulic cylinder surface shot blasting, paint spraying and drying system and shot blasting, paint spraying and drying process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010513343XA CN101972726B (en) | 2010-10-21 | 2010-10-21 | Hydraulic cylinder surface shot blasting, paint spraying and drying system and shot blasting, paint spraying and drying process thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101972726A true CN101972726A (en) | 2011-02-16 |
| CN101972726B CN101972726B (en) | 2012-01-11 |
Family
ID=43572650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010513343XA Expired - Fee Related CN101972726B (en) | 2010-10-21 | 2010-10-21 | Hydraulic cylinder surface shot blasting, paint spraying and drying system and shot blasting, paint spraying and drying process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101972726B (en) |
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