CN106140439A - Powdery paints closed cycle flour milling unit - Google Patents

Abstract

The invention discloses a kind of powdery paints closed cycle flour milling unit, including the flour mill being sequentially connected with, cyclonic separation unit, sack cleaner and air-introduced machine, wherein: also include being arranged on the vaporizer after air-introduced machine, the external refrigeration compressor set of described vaporizer, described vaporizer connects with flour mill, described vaporizer also with flour mill before tabletting cooling disintegrating machine conducting, by above-mentioned setting, gas and dust all circulate in flour mill equipment, or collect recycling with dust arrester, avoid atmospheric pollution, raw material availability is high, setting up of refrigeration compressor set can make the temperature in whole circulation reduce, reduce the temperature of flour mill, avoid the lasting rising of pulverizing built-in temperature, ensure the quality of the coating of output.

Description

Powdery paints closed cycle flour milling unit

Technical field

The present invention relates to a kind of powder coating processing device, particularly to a kind of powdery paints closed cycle flour milling unit.

Background technology

Powdery paints is because it is without organic solvent, and the feature of environmental protection is good, and the advantage such as storage, convenient transportation is widely used in each neck Territory.

At present, the Chinese patent of Publication No. CN105599168A discloses that a kind of to produce automatization used for powder coating integrated Device, it includes mixer, extruder, tablet machine, flour mill and dust cleaning case, it is characterised in that: described extruder is provided with one Individual discharge terminal, described mixer is connected with described extruder by described discharge terminal, and the feeding mouth of described tablet machine squeezes with described Going out the fixing connection of discharging opening of machine, the discharging opening of described tablet machine is connected with described flour mill by conveying pipeline, described pulverizing Be provided with a cyclone separator between machine and described dust cleaning case, described cyclone separator be provided with a powder feeding mouth, one Dust discharging opening and a powder discharging opening, the powder feeding mouth of described cyclone separator is connected with the discharging opening of described flour mill Logical, described dust cleaning case is connected with described flour mill by described cyclone separator, described dust cleaning case and described cyclone separator Dust discharging opening be connected.

But the waste gas of this integrating device and the dust not filtered directly are arranged outwardly after air-introduced machine, produce environment Polluting, simultaneously in order to meet the needs of environmental requirement, air vent needs to be the high altitude discharge of more than 15 meters, equipment occupation space with Manufacture degree of difficulty higher.

Summary of the invention

It is an object of the invention to provide a kind of without discharge, environmental protection, raising efficiency, the powdery paints closed cycle of minimizing waste Flour milling unit.

The above-mentioned technical purpose of the present invention has the technical scheme that a kind of powdery paints closed cycle Flour milling unit, including the flour mill being sequentially connected with, cyclonic separation unit, sack cleaner and air-introduced machine, sets before described flour mill It is equipped with tabletting cooling disintegrating machine, wherein: also include being arranged on the vaporizer after air-introduced machine, the external refrigerant compression of described vaporizer Unit, described vaporizer connects with flour mill, and described vaporizer also turns on tabletting cooling disintegrating machine.

By using technique scheme, gas and dust all circulate in flour milling unit equipment, or use dust arrester Collecting recycling, relative to traditional flour mill, this equipment will not produce gas and the discharge of useless dust, it is to avoid air Polluting, the material of all entrance all can be collected again with, raw material availability high again；Setting up of refrigeration compressor set The temperature in whole circulation can be made to reduce, it is to avoid powder and gas rub with positions such as pipe side walls in moving process in equipment Wipe and heat up, cause temperature too high, it is ensured that the safety of the course of processing, also avoid temperature too high simultaneously, cause shopwork temperature Too high, thus the working condition of employee also can be improved；A vaporizer cold air part out returns to flour mill, but produces Cold air can be more than the cold air circulated in flour milling unit, unnecessary cold air is used for cooling down crusher, can cool down faster Material on crusher, makes full use of the energy；Gas after supercooling and the mixture of trace dust, major part is directly Returning to flour mill by pipeline, on the one hand can fine dusts be circulated, material makes full use of, and on the other hand also can reduce The temperature of flour mill, it is to avoid the lasting rising of pulverizing built-in temperature, it is ensured that the quality of the coating of output.

The present invention is further arranged to: be provided with tee T, the three of described tee T between described vaporizer and flour mill Individual hole respectively leads to vaporizer, tabletting cooling disintegrating machine and flour mill.

By using technique scheme, utilize mixed by gas after vaporizer cooling out and little power of tee T Compound shunts, and is connected firmly, good seal performance.

The present invention is further arranged to: described cyclopneumatic separator component is three grades, be followed successively by primary cyclone, two grades Cyclone separator, three-stage cyclone separator, arrange relevant air valve below described cyclonic separation unit.

By using technique scheme, use multi-cyclone, collect dust, collection more thorough, Guan Feng Valve seal performance is good, and inleakage is little, can all be collected by most dust, may be used for recycling, it is to avoid arrange outward, More environmentally-friendly.

The present invention is further arranged to: described pass air valve includes sealing valve and the baiting valve set gradually, described sealing When valve cuts out, baiting valve is opened, and is discharged by the material sealed between valve and baiting valve, after described baiting valve is closed, seals valve and opens, Deliver to baiting valve by being deposited in the material at sealing valve and seal between valve.

By using technique scheme, the sealing valve and the baiting valve that close air valve keep at least one to be in sealing shape State, it is ensured that the sealing property of cyclone separator, blanking ability is higher, and the feelings that air is revealed will not occur when discharge simultaneously Condition.

The present invention is further arranged to: is provided with below the pass air valve below described primary cyclone and turns sieve, institute Stating to turn and be additionally provided with mini-sized blender and additive feeding machine between sieve and pass wind blanking, described turn of sieve includes that product outlet is with thick Powder exports, and the material that coarse powder outlet is sifted out returns to flour mill pulverizing again, and the lower section of described product outlet is provided with automatically Material collecting device.

By using technique scheme, additive feeding machine can increase additive below air valve closing, then profit Make powder mix homogeneously with additive with mini-sized blender, it is ensured that the additive effect of additive, utilize automatic collecting device to go to receive Collection finished product, artificially collects relative to traditional, convenient, and the material of the coarse powder outlet discharge simultaneously turning sieve can collect mill Powder machine continues pulverizing, so that non-compliant material crushes again, makes up to suitable particle diameter.

The present invention is further arranged to: described automatic collecting device includes that discharge nozzle and material receiving, described discharge nozzle are led Breach on logical product outlet and material receiving, is provided with automatic feed mechanism, described auto-feed below described material receiving Mechanism includes splicing case that the cradle of band roller, uniform intervals be arranged on cradle, drives what cradle interval advanced to watch Take hollow out in the middle of motor, described cradle to arrange, bottom cradle, be provided with the propelling movement dish promoting splicing case rise and fall, described Propelling movement dish moves under the driving of cylinder.

By use technique scheme, on cradle interval pile splicing case after, cradle will be at drive division The travelling forward of the lower interval of effect, and the splicing case being on cradle can the propelling movement rising of hard to bear propelling movement dish and material receiving Match, thus splicing case realizes reception powder from discharge nozzle out, after completing rewinding, push dribbling and move under splicing case Drop and splicing case be again positioned on cradle, afterwards cradle by continue travel forward under the driving of drive division until under After the top that the individual splicing case treating splicing is in propelling movement dish, cradle stops driving again, and cylinder will drive on propelling movement dish again Rise, and so forth, it is achieved that the collection automatically and continuously to powder, and again during have only to a workman and carry out machine The monitoring of device just can complete the purpose of safety in production, and production efficiency is high, and cost of labor is low.

The present invention is further arranged to: described tabletting cooling disintegrating machine includes tablet press mechanism, conveyer belt, cooling body and breaks Broken mechanism, described cooling body includes the multiple cooling fans arranged on a moving belt and is arranged on above multiple cooling fan Cooling dome, the gas outlet conducting of described cooling dome and vaporizer, the external cooling-water machine of described tablet press mechanism, described cooling-water machine uses Refrigeration compressor set is freezed.

By using technique scheme, material is pressed into sheet by tablet press mechanism, is pressed into the conveyer belt that utilizes after sheet and is transferred to Crushing mechanism carries out break process, when tabletting carries on a moving belt, is located at the wind cooling down fan blowout above conveyer belt straight Connect and tabletting cooled down, compare existing by the way of the temperature reduced on connecting gear is realized tabletting cooling in effect Fruit more preferably, and cools down and arranges cooling dome on fan, and cooling dome connects with vaporizer, transmission for after vaporizer cooling Gas, in cold air being driven cooling dome in the case of cooling fan is opened, utilizes cooling fan by cold wind with certain speed Blow to tabletting, directly tabletting is lowered the temperature；Use cooling-water machine that tablet press mechanism is cooled down, can effectively reduce the temperature of pressure roller Degree, cools down the high-temperature material of extruder extrusion.

The present invention is further arranged to: described vaporizer includes two side and two cleaning doors, and described cleaning door is articulated with On sidewall, described cleaning door and sidewall use hand-opened type fixture to fix, and described hand-opened type fixture includes being arranged on sidewall Fixed station and the hook that is positioned on cleaning door, described fixed station is hinged with locking bar, described locking bar is hinged with lock ring, fixing During part open mode, locking bar is perpendicular to sidewall, and lock ring turns to link up with position, rotating rod lock, and lock ring buckles with hook.

By using technique scheme, when staff needs to be cleaned safeguarding to vaporizer inside coil pipe, permissible Directly using hands to stir locking bar makes fixture open, thus lock ring and hook can disengage, and then open cleaning door, it is not necessary to make recruitment Tool, simple to operate.

The present invention is further arranged to: described lock ring is set to "U" shaped, is inserted with connecting rod, lock ring in described locking bar Two ends spiral shell be located in the two ends of connecting rod, and on lock ring, be provided with screw thread, each junction in connecting rod passes through two The adjusting nut being positioned at both sides is fixed.

By using technique scheme, the setting of adjusting nut, the length making lock ring can be adjusted, improves lock The adaptation ability of ring, simultaneously by two adjusting nuts, makes adjusting nut be fixed from former and later two directions, improves lock ring Crystallized ability after regulation.

The present invention is further arranged to: described air-introduced machine includes blower motor and blower cover, described blower motor and air inducing Cover uses gemel connection, and described gemel connection includes the hinge plate being respectively arranged at blower motor and blower cover, described hinge plate On be provided with screwed hole, described screwed hole is uniformly distributed on hinge plate circumference, described screwed hole use lifting bolt be connected to Together.

By using technique scheme, when needing to clean air-introduced machine, it is only necessary to back out lifting bolt so that blower motor Separate with blower cover hinge plate, then the position in requisition for cleaning is cleaned, cleaned to close back blower cover and drawn Before wind turbine, lifting bolt of screwing on can complete the recovery of air-introduced machine, easy accessibility, it is simple to cleaning.

In sum, the method have the advantages that

1, the not outer row of gas and dust, totality recycles, it is to avoid air is polluted by waste gas, avoids the need for simultaneously The highest exhaust chimney is set, reduces the difficulty that equipment is installed；

2, multistage air inducing segregation apparatus and sack cleaner absorb the efficiency height of dust, and the dust collected can enter as raw material Row secondary produces, it is to avoid waste；

3, device is conveniently cleaned by vaporizer and the air inducing function of dismantled and assembled cleaning, it is to avoid use contaminated equipment for a long time；

4, using refrigeration compressor set whole flour mill can be circulated cooling, cooling effect chamber, powder is in the course of processing In also will not the degeneration because of high temperature, it is ensured that product quality.

Accompanying drawing explanation

Fig. 1 is the principle schematic of embodiment；

Fig. 2 is the structural representation at embodiment transfer sieve and automatic collecting device；

Fig. 3 is the structural representation of tabletting cooling disintegrating machine in embodiment；

Fig. 4 is the structural representation of vaporizer in embodiment；

Fig. 5 is the exploded perspective view of fixture between vaporizer cleaning door and sidewall in embodiment；

Fig. 6 is the structural representation of air-introduced machine in embodiment.

In figure: 1, flour mill；2, cyclonic separation unit；21, primary cyclone；22, secondary cyclone；23、 Three-stage cyclone separator；3, air-introduced machine；31, blower motor；32, blower cover；33, hinge plate；34, lifting bolt；4, cloth bag removes Dirt device；5, vaporizer；51, sidewall；52, cleaning door；53, hook；54, fixed station；55, locking bar；56, lock ring；57, connecting rod； 58, adjusting nut；6, tabletting cooling disintegrating machine；61, tablet press mechanism；62, conveyer belt；63, cooling body；64, crushing mechanism； 65, cooling fan；66, cooling dome；7, tee T；8, sieve is turned；81, product outlet；82, coarse powder outlet；9, automatic collecting device； 91, discharge nozzle；92, material receiving；93, cradle；94, splicing case；95, servomotor；96, propelling movement dish；97, cylinder；10, system Cold compression unit；11, air valve is closed；12, valve is sealed；13, baiting valve；14, mini-sized blender；15, additive feeding machine；16、 Cooling-water machine.

Detailed description of the invention

Below in conjunction with accompanying drawing, the present invention is described in further detail.

Embodiment:

A kind of powdery paints closed cycle flour milling unit, with reference to Fig. 1, starts to pass sequentially through flour mill 1, cyclopneumatic separator from charging Group 2, sack cleaner 4, air-introduced machine 3 and vaporizer 5 and sack cleaner 4, vaporizer 5 is made by refrigeration compressor set 10 Cold being but provided with tee T 7 between vaporizer 5 and flour mill 1, the gas distribution part after cooling is returned to by tee T 7 Flour mill 1, cools down flour mill 1, reduces pulverizing built-in temperature, and another opening of tee T 7 leads to the pressure before flour mill 1 Sheet cooling disintegrating machine 6 connects, the material on cooling tabletting cooling disintegrating machine 6.

Seeing figures.1.and.2, cyclonic separation unit 2 is divided into three grades, is followed successively by 21, two grades of whirlwind of primary cyclone and divides Below device 22, three-stage cyclone separator 23, primary cyclone 21 and secondary cyclone 22, relevant air valve is set 11, close air valve 11 and include sealing valve 12 and being positioned at the baiting valve 13 sealed below valve 12, seal valve 12 and baiting valve 13 is all adopted Being controlled with electromagnetic valve, when sealing valve 12 cuts out, baiting valve 13 is opened, the material row that will seal between valve 12 and baiting valve 13 Go out, after baiting valve 13 is closed, seal valve 12 and open, deliver to baiting valve 13 by being deposited in the material at sealing valve 12 and seal valve 12 Between.

Be additionally provided with additive feeding machine 15 below baiting valve 13, be additionally provided with simultaneously mini-sized blender 14 make additive with Powder mix homogeneously, lower section arranges and turns sieve 8 material screenings, turns sieve 8 and includes product outlet 81 and coarse powder outlet 82, and coarse powder exports 82 materials sifted out are sent back to flour mill 1.

With reference to Fig. 2, discharge nozzle 91 that automatic collecting device 9 includes being connected with product outlet 81, splicing case 94, material receiving 92 and automatic feed mechanism, automatic feed mechanism includes that the cradle 93 of band roller drives the drive division of cradle 93, drive division Using servomotor 95, cradle 93 uniformly places four splicing casees 94, and cradle 93 vertical direction hollow out is arranged, and bottom surface sets Being equipped with propelling movement dish 96 to be contacted with material receiving 92 by box for feeding odd under the driving of cylinder 97, the flange on material receiving 92 covers and is connecing On hopper 94, after each splicing case 94 has been expired, propelling movement dish 96 falls, under cradle 93 makes under the driving of servomotor 95 One splicing case 94 is directed at material receiving 92, then starts rewinding work.

With reference to Fig. 1 and Fig. 3, the tabletting cooling disintegrating machine 6 before flour mill 1 includes tablet press mechanism 61, conveyer belt 62, cooler Structure 63 and crushing mechanism 64, cooling body 63 includes being arranged on conveyer belt 62 multiple cooling fans 65 and is arranged on cooling fan Cooling dome 66 on 65, cooling dome 66 turns on the venthole of vaporizer 5, and the preforming roller hollow in tablet press mechanism 61, by cold Water machine 16 carries out water circulating cooling, and cooling-water machine uses refrigeration compressor set 10 to cool down.

With reference to Fig. 4 and Fig. 5, vaporizer 5 includes two sidewalls 51 and two cleaning doors 52 being hinged on sidewall 51, cleaning Door 52 uses hand-opened type fixture to fix with sidewall 51, and hand-opened type fixture includes hook 53 and the position being arranged on cleaning door 52 Fixed station 54 on sidewall 51, fixed station 54 is hinged with locking bar 55, locking bar 55 is hinged with lock ring 56, and shape opened by fixture During state, locking bar 55 is perpendicular to sidewall 51, and lock ring 56 turns to link up with 53 positions, rotating rod lock 55, lock ring 56 and hook 53 fastening, Lock ring 56 is set to "U" shaped, is inserted with connecting rod 57 in locking bar 55, and the two ends spiral shell of lock ring 56 is located in the two of connecting rod 57 End, and on lock ring 56, it is provided with screw thread, two adjusting nuts 58 being positioned at both sides are passed through in each junction in connecting rod 57 Fixing.

With reference to Fig. 6, air-introduced machine 3 includes that blower motor 31 and blower cover 32, blower motor 31 and blower cover 32 use hinge Connecting, gemel connection includes the hinge plate 33 being respectively arranged at blower motor 31 and blower cover 32, hinge plate 33 is provided with spiral shell Pit, screwed hole is uniformly distributed on hinge plate 33 circumference, and screwed hole uses lifting bolt 34 to link together, and needs cleaning to draw During blower fan 3, it is only necessary to back out lifting bolt 34 so that blower motor 31 and blower cover 32 hinge plate 33 are separated, then to phase Position in requisition for cleaning is cleaned, and has cleaned before blower cover 32 is closed back blower motor 31, screws on lifting bolt 34 i.e. The recovery of air-introduced machine 3, easy accessibility can be completed, it is simple to cleaning.

This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art The present embodiment can be made after reading this specification by member as required does not has the amendment of creative contribution, but as long as at this All protected by Patent Law in the right of invention.

Claims (10)

1. a powdery paints closed cycle flour milling unit, including the flour mill (1) being sequentially connected with, cyclonic separation unit (2), cloth Bag dust collector (4) and air-introduced machine (3), be provided with tabletting cooling disintegrating machine (6) before described flour mill, it is characterised in that: also include It is arranged on the vaporizer (5) after air-introduced machine (3), described vaporizer (5) external refrigeration compressor set (10), described vaporizer (5) connecting with flour mill (1), described vaporizer (5) also turns on tabletting cooling disintegrating machine (6).

A kind of powdery paints closed cycle flour milling unit the most according to claim 1, it is characterised in that: described vaporizer (5) and be provided with tee T (7) between flour mill (1), three holes of described tee T (7) respectively lead to vaporizer (5), tabletting Cooling disintegrating machine (6) and flour mill (1).

A kind of powdery paints closed cycle flour milling unit the most according to claim 1, it is characterised in that: described cyclonic separation Unit (2) is divided into three grades, is followed successively by primary cyclone (21), secondary cyclone (22), three-stage cyclone separator (23), below described cyclonic separation unit, relevant air valve (11) is set.

A kind of powdery paints closed cycle flour milling unit the most according to claim 3, it is characterised in that: described pass air valve (11) including sealing valve (12) and the baiting valve (13) set gradually, when described sealing valve (12) is closed, baiting valve (13) is opened, The material that will seal between valve (12) and baiting valve (13) is discharged, and after described baiting valve (13) is closed, seals valve (12) and opens, by heap Amass and deliver to baiting valve (13) at the material sealing valve (12) place and seal between valve (12).

A kind of powdery paints closed cycle flour milling unit the most according to claim 4, it is characterised in that: described one cyclonic It is provided with below the pass air valve of separator (21) lower section and turns sieve, between described turn of sieve and pass wind blanking, be additionally provided with miniature stirring Device (14) and additive feeding machine (15), described turn of sieve (8) includes product outlet (81) and coarse powder outlet (82), and coarse powder exports (82) material sifted out returns to flour mill (1) pulverizing again, and the lower section of described product outlet (81) is provided with automatic material receiving Device (9).

A kind of powdery paints closed cycle flour milling unit the most according to claim 5, it is characterised in that: described automatic material receiving Device (9) includes discharge nozzle (91) and material receiving (92), described discharge nozzle (91) conducting product outlet (81) and material receiving (92) breach on, described material receiving (92) lower section is provided with automatic feed mechanism, and described automatic feed mechanism includes that band rolls Advance in splicing case (94), driving cradle (93) interval that the cradle (93) of wheel, uniform intervals are arranged on cradle (93) Servomotor (95), hollow out is arranged in the middle of described cradle (93), and cradle (93) bottom is provided with promotion splicing case (94) The propelling movement dish (96) of rise and fall, described propelling movement dish (96) is moved under the driving of cylinder (97).

A kind of powdery paints closed cycle flour milling unit the most according to claim 1, it is characterised in that: described tabletting cools down Disintegrating machine (6) includes tablet press mechanism (61), conveyer belt (62), cooling body (63) and crushing mechanism (64), described cooling body (63) include the multiple cooling fans (65) being arranged on conveyer belt (62) and be arranged on multiple cooling fan (65) top Cooling dome (66), described cooling dome (66) turns on vaporizer (5), and described tablet press mechanism (61) external cooling-water machine (16) is described Cooling-water machine (16) uses refrigeration compressor set (10) refrigeration.

A kind of powdery paints closed cycle flour milling unit the most according to claim 1, it is characterised in that: described vaporizer (5) including two side (51) and two cleaning doors (52), described cleaning door (52) is articulated with on sidewall (51), described cleaning door (52) using hand-opened type fixture to fix with sidewall (51), described hand-opened type fixture includes the hook being arranged on sidewall (51) (53) and the fixed station (54) that is positioned on cleaning door (52), described fixed station (54) is hinged with locking bar (55), described locking bar (55) being hinged with lock ring (56) on, during fixture open mode, locking bar (55) is perpendicular to cleaning door (52), and lock ring (56) turns to Hook (53) position, rotating rod lock (55), lock ring (56) buckles with hook (53).

A kind of powdery paints closed cycle flour milling unit the most according to claim 8, it is characterised in that: described lock ring (56) Being set to "U" shaped, be inserted with connecting rod (57) in described locking bar (55), the two ends spiral shell of lock ring (56) is located in connecting rod (57) Two ends, and on lock ring (56), be provided with screw thread, two tune being positioned at both sides are passed through in each junction in connecting rod (57) Joint nut (58) is fixed.

A kind of powdery paints closed cycle flour milling unit the most according to claim 1, it is characterised in that: described air-introduced machine (3) include that blower motor (31) and blower cover (32), described blower motor (31) and blower cover (32) use gemel connection, described Gemel connection includes the hinge plate (33) being respectively arranged at blower motor (31) and blower cover (32), and described hinge plate sets on (33) Being equipped with screwed hole, described screwed hole is uniformly distributed on hinge plate (33) circumference, and described screwed hole uses lifting bolt (34) even It is connected together.