CN101972726B - 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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- CN101972726B CN101972726B CN201010513343XA CN201010513343A CN101972726B CN 101972726 B CN101972726 B CN 101972726B CN 201010513343X A CN201010513343X A CN 201010513343XA CN 201010513343 A CN201010513343 A CN 201010513343A CN 101972726 B CN101972726 B CN 101972726B
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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 accomplished by manual work, 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, need a very long process owing to slowly dry after spraying paint, in this process; Foreign material such as dust possibly be attached to the surface influence presentation quality of paint film; 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 is prone to cause 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, and floor space is little; Security performance is good; Production efficiency is high, does not receive 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.
The object of the invention can be realized through following technical proposals:
A kind of hydraulic cylinder shotblasting drying system of spraying paint; Form by stretched wire induction system, ball blast station, spray station, drying station, maintenance station, blanking station, material loading station, Paint Mixing Room, air compressor machine and operating room; 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 made up of support, stretched wire delivery cycle track, electronic stretched wire suspension hook and aerial conveyer, and several supports circularize layout, and vertically is 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, and 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 made up of super shot blasting cleaning chamber, impeller head assembly, ball blast workpiece rotating device, purging chamber, shot-blast cleaning machine, ball blast air inducing pipeline, ball blast dust discharge pipeline, ball blast dust pelletizing system, the external system of dedusting, ball material elevator system, ball material circularly purifying system and ventilating system I; The chamber body of described super shot blasting cleaning chamber is made up of steel plate and shaped steel welding; The and arranged on left and right sides face of super shot blasting cleaning chamber is equipped with pneumatic gate, and during to the workpiece impeller blasting, the pneumatic gate of its and arranged on left and right sides face is closed; Indoor in impeller blasting; Four impeller head assemblies are installed on the sidewalls thereafter, and it is corresponding with two impeller head assemblies that are positioned at the wall bottom respectively to be positioned at two impeller head assemblies on wall top, every group of corresponding each other impeller head assembly be 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, and the auger conveyor of shot-blast cleaning machine is installed in super shot blasting cleaning chamber and the bottom that purges the chamber, and its right-hand member reach purge outdoor; 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, and the top of super shot blasting cleaning chamber is provided with two dust-exhausting ports, and 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 through ball blast air inducing pipeline with three dust-exhausting ports at purging 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, and the lower end charging aperture of ball material elevator system is connected with the right-hand member of shot-blast cleaning machine auger conveyor, and 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 through support; The ventilating system I is arranged on the facility floor that purges the right front, chamber, and the forward and backward position that purges indoor right side 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 made up of paint spray booth, high-pressure airless spraying gun, the workpiece rotating device that sprays paint, air-supply compartment, ventilating system II, coating cloud treating apparatus, the external system of another dedusting, dedusting passage, spray paint dust discharge pipeline and lighting device; 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, and 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, is provided with the heating thermal source in addition, and 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 through the ventilating opening of pipeline with air-supply compartment left surface; The coating cloud treating apparatus is made up of coating cloud filter, pernicious gas adsorbent equipment and exhaust storehouse, and the external system of another dedusting is installed in the right end position of coating cloud treating apparatus, and the 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 the place, passway, back outside the paint spray booth connects the dust discharge pipeline that sprays paint, is 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 to the exhaust storehouse of coating cloud treating apparatus right-hand member in, and the gas in the exhaust storehouse passes through 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 made up of drying chamber, air curtain pipe, ventilating system III, drying unit, mechanical exhaust device, air draft pipe, exhaust duct, heat-insulation layer and temperature controller, and the chamber body skeleton of drying chamber is made up of the welding of square tube section bar, and 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 a side position at drying chamber import and export place; The ventilating system III is installed on the facility floor of drying chamber left, and the air outlet of ventilating system III is connected with the upper end of two air curtain pipes respectively through pipeline, and 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, and 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, be equipped with heat-insulation layer in the bottom of drying chamber, 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 up of high-pressure airless paint spray pump, pneumatic stirrer, paint filter and pipeline; The high-pressure airless paint spray pump is connected through pipeline and paint spray booth, and is connected on the high-pressure airless spraying gun that is installed in the paint spray booth on the back sidewalls, 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 through pipeline on the cylinder of cylinder and ball blast workpiece rotating device at close switch, two pneumatic gates of the ball material circularly purifying system separators lower pipeline of ball blast station; 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 through 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, through 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 said 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 according to the 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 according to the invention is the explosion-proof type exhaust fan; The illuminating lamp of installing in the said 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 following:
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 following:
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 following:
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 following:
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 does not receive 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 through 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 accomplish, reduced presentation quality because of workman's contact and influence 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 sketch map;
Fig. 2 be the hydraulic cylinder shotblasting spray paint drying system overlook the arrangement sketch map;
Fig. 3 is that the structure for amplifying sketch map is looked on the left side of super shot blasting cleaning chamber;
Fig. 4 is that the structure for amplifying sketch map 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 sketch map.
Among the figure: 1, basis; 36, body of wall; 51, chimney; 52, air exhauster.
The specific embodiment
Like Fig. 1---shown in 5; A kind of hydraulic cylinder shotblasting drying system of spraying paint; Be made up of stretched wire induction system, 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, it is characterized in that: the described ball blast drying system of spraying paint is arranged in the factory building, and the stretched wire induction system is made up of support 24, stretched wire delivery cycle track 14, electronic stretched wire suspension hook 16 and aerial conveyer 2; 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 by super shot blasting cleaning chamber 4, impeller head assembly 22, ball blast workpiece rotating device 20, purge the external system in chamber 5, shot-blast cleaning machine, ball blast air inducing pipeline 21, ball blast dust discharge pipeline 19, ball blast dust pelletizing system 43, dedusting 37, ball material elevator system 8, ball material circularly purifying system 18 and ventilating system I 28 and form; The chamber body of described super shot blasting cleaning chamber 4 is made up of steel plate and shaped steel welding; The and arranged on left and right sides face of super shot blasting cleaning chamber 4 is equipped with pneumatic gate 47; During to workpiece 23 impeller blastings; The pneumatic gate 47 of its and arranged on left and right sides face is closed, and in super shot blasting cleaning chamber 4, four impeller head assemblies 22 is 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, and ball blast workpiece rotating device 20 is installed in the top of super shot blasting cleaning chamber 4, and 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 the bottom that purges chamber 5; And its right-hand member reaches and purges outside the chamber 5, and the motor 3 of shot-blast cleaning machine is positioned at the outside of super shot blasting cleaning chamber 4 left surfaces, and 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, and the top that purges chamber 5 also is provided with a dust-exhausting port, and super shot blasting cleaning chamber 4 all is connected with ball blast dust discharge pipeline 19 with three dedusting mouths 44 on purging chamber 5 interior preceding sidewalls; Super shot blasting cleaning chamber 4 all is connected with ball blast dust discharge pipeline 19 through 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, and the external system 37 of dedusting is installed in the left end of ball blast dust pelletizing system 43, and 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, and ball material circularly purifying system 18 is erected at the top position, back of super shot blasting cleaning chamber 4 through support 24, and ventilating system I 28 is arranged on the facility floor that purges 5 right fronts, chamber; The forward and backward position that purges right side in the chamber 5 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 made up of the external system of paint spray booth 10, high-pressure airless spraying gun, the workpiece rotating device 15 that sprays paint, air-supply compartment 48, ventilating system II 31, coating cloud treating apparatus 38, another dedusting 37, dedusting passage 41, spray paint dust discharge pipeline 40 and lighting device 50; 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, and 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, and the air outlet of ventilating system II 31 is connected through the ventilating opening of pipeline with air-supply compartment 48 left surfaces, and coating cloud treating apparatus 38 is made up of coating cloud filter, pernicious gas adsorbent equipment and exhaust storehouse; 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, and place, the passway of dedusting passage 41 is equipped with grid 9 on the ground in paint spray booth 10, and 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, and 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 through 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 made up of 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; The chamber body skeleton of drying chamber 11 is made up of the welding of square tube section bar; Air curtain pipe 45 is the ventilation duct that the first-class gap of body is provided with several apertures, and two air curtain pipes 45 are separately positioned on a side position at drying chamber 11 import and export places, and 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 through pipeline; Drying unit 34 is installed on the drying chamber 11 outer middle facility floor of vacating, and electric heater unit is installed in the air inducing pipeline of drying unit 34 inner blowers top, and the top position of air inducing pipelines 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, and 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 are 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, and 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 up of high-pressure airless paint spray pump, pneumatic stirrer, paint filter and pipeline; The high-pressure airless paint spray pump is connected through pipeline and paint spray booth 10, and is 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 through pipeline on the cylinder of cylinder 46 and ball blast workpiece rotating device 20 at close switch, two pneumatic gates 47 of ball material circularly purifying system 18 separators, 17 lower pipeline of ball blast station; 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 through 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, through 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 said 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 said 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 said Paint Mixing Room 39 is the explosion-proof type exhaust fan; The illuminating lamp of installing in the said 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 following:
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 following:
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 following:
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; Form by stretched wire induction system, 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); 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 made up of support (24), stretched wire delivery cycle track (14), electronic stretched wire suspension hook (16) and aerial conveyer (2); 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 made up of super shot blasting cleaning chamber (4), impeller head assembly (22), ball blast workpiece rotating device (20), purging 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); The chamber body of described super shot blasting cleaning chamber (4) is made up of steel plate and shaped steel welding; The and arranged on left and right sides face of super shot blasting cleaning chamber (4) is equipped with pneumatic gate (47); During to workpiece (23) impeller blasting; The pneumatic gate (47) of its and arranged on left and right sides face 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, and ball blast workpiece rotating device (20) is installed in the top of super shot blasting cleaning chamber (4), and 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), and the motor of shot-blast cleaning machine (3) is positioned at the outside of super shot blasting cleaning chamber (4) left surface, is provided with two dedusting mouths (44) in the middle and lower part of the preceding sidewalls of super shot blasting cleaning chamber (4); The top of super shot blasting cleaning chamber (4) is provided with two dust-exhausting ports; Middle and lower part purging the preceding sidewalls in chamber (5) also is provided with a dedusting mouth (44), and 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 three dedusting mouths (44) on the preceding 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) through 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), and the external system of dedusting (37) is installed in the left end of ball blast dust pelletizing system (43), and 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), and ball material circularly purifying system (18) is erected at the top position, back of super shot blasting cleaning chamber (4) through support (24), and ventilating system I (28) is arranged on the facility floor that purges right front, chamber (5); The forward and backward position that purges interior right side, chamber (5) 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 made up of paint spray booth (10), high-pressure airless spraying gun, the workpiece rotating device (15) that 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), spray paint dust discharge pipeline (40) and lighting device (50); 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 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), and the air outlet of ventilating system II (31) is connected through the ventilating opening of pipeline with air-supply compartment (48) left surface, and coating cloud treating apparatus (38) is made up of coating cloud filter, pernicious gas adsorbent equipment and exhaust storehouse; 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), and place, the passway of dedusting passage (41) is equipped with grid (9) on the ground in paint spray booth (10), and 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, and 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 through 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 made up of 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; The chamber body skeleton of drying chamber (11) is made up 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 a side position at drying chamber (11) import and export place; Ventilating system III (33) is installed on the facility floor of drying chamber (11) left, and the air outlet of ventilating system III (33) is connected with the upper end of two air curtain pipes (45) respectively through pipeline, and 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, and 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), and 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, be equipped with heat-insulation layer in the bottom of drying chamber (11), 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 up of high-pressure airless paint spray pump, pneumatic stirrer, paint filter and pipeline; The high-pressure airless paint spray pump is connected through pipeline and paint spray booth (10), and is 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 through pipeline on the cylinder of cylinder (46) and ball blast workpiece rotating device (20) at close switch, two pneumatic gates (47) of ball material circularly purifying system (18) separator (17) lower pipeline of ball blast station; In addition, the pressure air of its generation also is connected respectively on the cylinder of high-pressure airless paint spray pump and pneumatic stirrer and the high-pressure airless spraying gun in paint spray booth (10) and workpiece rotating device (15) of spraying paint in the interior paint spray pump system of Paint Mixing Room (39) through 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, through 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; It is characterized in that: in described drying station; The insulation material that the heat-insulation layer of said drying chamber (11) bottom adopts is that unit weight is≤rock wool of 100kg/m3; Described mechanical exhaust device (35) is explosion-proof exhaust blower, and 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 said 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 said Paint Mixing Room (39) is the explosion-proof type exhaust fan; The illuminating lamp of installing in the said 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 under the cooling → blanking station of part on the material loading station → ball blast station impeller blasting, 60～80 ℃ of oven dry of the cleaning 10～15min → auto spray painting 3～5min of paint spray booth → touch-up paint → levelling 5min → drying chamber 30min → naturally;
Described ball blast station impeller blasting, cleaning 10～15min step, its process conditions are following:
The ball blast amount of every impeller head assembly: 4 * 240=960kg/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;
The described auto spray painting 3～5min of paint spray booth step, its process conditions are following:
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 following:
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 CN101972726A (en) | 2011-02-16 |
| CN101972726B true CN101972726B (en) | 2012-01-11 |
Family
ID=43572650
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| 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 |
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