The injection molding is refers to each kind of injection molding product general designation injection molding which produces by the injection molding machine, including each kind of packing, components and so on. Was mainly after materials and so on polyethylene or polypropylene and increased many kinds of organic solvents made. The plastic choice mainly decides in the plastic type (thermosplasticity or thermosettingness), the outset shape as well as the product contour and the size. The manufacture plastic injection molding parts injection molding uses the mold pressing, the transmission compression molding generally, also uses the injection molding. The lamination, the mold pressing and the hot formation are cause the plastic to take shape in the plane. The above method, may use in the rubber processing. In addition, but also has take the liquid state monomer or the polymer as raw material casting and so on. In these methods, squeezes out with the injection molding uses many, is also the most basic formation method.

The plate spinning insolation internal combustion engine other name aeration turntable, belongs to in the mechanical insolation internal combustion engine's horizontal axis disc type surface drift aeration. The plate spinning insolation internal combustion engine is the oxidation ditch special-purpose environmental protection equipment, carries on the oxygenizement to the sewage, may prevent the active sludge the precipitation, is advantageous in microorganism's growth. The plate spinning insolation internal combustion engine in the drift Disk Aerator and in the oxygenizement mixing function, has the unique performance, the SS elimination rate is high, the oxygenizement adjustment is flexible. In the guarantee satisfies the intermixture drift speed and under the oxygenizement effect condition, is suitable the effective water depth to be possible to reach 4.3-5.0m. Along with the oxidation ditch sewage treatment technology's development, this kind of new horizontal drift turntable insolation internal combustion engine, the use is getting more and more widespread. The turntable aeration turning point plate installs the density to be possible to adjust, is advantageous for on the basis oxygen requirement adjustment unit the turntable to install quantity, each turntable may disassemble independently, the maintenance of equipment maintenance is convenient. This insolation internal combustion engine main part brushes for the aeration turntable extension, in line arrangement leads on the bearing waste water treatment through bearing's high speed rotation, on its plate spinning's many overhangs and the water surface have the hit then to arouse the massive water splash, causes in the air the oxygen and the sewage intensive mixing, is one kind of low cost high efficiency aeration device, is suitable in the small oxidation ditch.
The turntable extension brushes the insolation internal combustion engine (plate spinning insolation internal combustion engine) is in the Sewage treatment plant oxidation ditch craft key equipment, is lies the shaft-type surface insolation internal combustion engine. Its function is to the sewage in the oxygenizement, impels the sewage the circulatory flow as well as prevents the active sludge in the ditch to precipitate, causes the sewage and the oxygen intensive mixing contact, completes the biochemistry process. The turntable extension brushes the insolation internal combustion engine to be suitable similarly for other ditch oxidation ditch sewage treatment craft.
The turntable extension brushes the insolation internal combustion engine to actuate the horizontal axis by the electrical machinery speed reducer to lead the turntable extension to brush revolving, when the turntable extension brushes revolving has the oxygenizement and the impetus current of water forward flow dual function. The aeration turntable extension brushes the oxygenizement performance and the dynamic performance may brush quantity through the fluctuation turntable extension, the change immerse water depth or the governed speed make the adjustment.
The turntable extension brushes the insolation internal combustion engine single waste water treatment system combination to be possible to stretch across or many channels, coordinates each channel's turntable extension to brush the number is decides because of the oxygen therapy request. In the big oxidation ditch design, will provide many combinations. Regarding one day in the oxygen therapy quantity's fluctuation, the immersion depth which the available turntable extension brushes changes adjusts. Or arises suddenly the fluctuation to the oxygen requirement secular variation, but the direct switch individual combination copes with. To when comes across the accident or the accident condition, may increase the rotation which the turntable extension brushes.
The turntable extension brushes the insolation internal combustion engine's mixing intensity is other any aerator is unable to compare. This equipment's high mixing intensity, had guaranteed the biological process performance is most superior under the majority capacity load conditions. The turntable extension brushes the insolation internal combustion engine to waste water treatment process have a group of aeration turntable extension to brush, horizontal compositions and so on rotating axis, bearing and bearing seat, drive, shaft coupling, splash shield.
The turntable extension brushes mainly uses the glass fiber reinforced plastic technique of production manufacture, has, characteristics high strength and so on inoxidizability, the service life is long. The aeration function and the agitation have the turntable to transfer on the brush finish the triangle tubercle to create. The tubercle has basis surface and apex surface, changes the rotation direction which the turntable extension brushes to change the oxygen therapy characteristic and the dynamic characteristic. This turntable extension brushes has the high oxygen transmission efficiency and the good mixing intensity. The aeration turntable extension brushes is divided into two half piece, may install very easily under any situation on the axis, and uses the non-skid device, prevents when the revolution the turntable extension brushes occurs becomes less crowded.
The turntable extension brushes the insolation internal combustion engine structure structure:
1st, aeration plate spinning:
The aeration plate spinning (said that aeration turntable, oxidation ditch turntable) use the high strength light quality glass fiber reinforced plastic manufacture, after a mold pressing formation, diameter 1400mm, various particles material and the even intensity, the proportion ≤1.2g/cm3, has high strength, acidproof, the kali resistivity and the anti-aged characteristic, in the cold area, may the broken watch surface ice layer, the small dish piece service life be bigger than for 20 years. The entire small dish piece to clamps the circular by two piece of semicircles, every two piece of between weight error does not surpass 1%, the separated plate die casting piece has the same axis attachment, causes it to assemble very easily on the horizontal axis, the small dish piece can easy increase and reduce, adapts the volume of contaminated water waste secular variation. In order to prevent time the plate spinning revolution occurs becomes less crowded, has in the plate spinning and the axis assembly place prevents the measure which the plate spinning slips.
Our company have made the major improvement to the small dish piece's structure technology in the original small dish piece's foundation, attains the small dish piece the Shanghai large-scale computer center, and protrudes the trapezoid cutting drift block arrangement to its both sides' air intake port pit to carry on the tangent arrangement computation, has discovered in the original arrangement unreasonable tangent spacing, carries on the science to distribute reasonably, the plate piece, plate spinning three tooth Cheng Zhileng the shape, does not have the round phenomenon. The new suppression's small dish piece's air input friendly water cutting coefficient enhances 30%, sharpened the oxygenizement ability and the propelling force greatly, and obtained the best use factor.
2nd, horizontal revolution axis:
The insolation internal combustion engine horizontal axis uses the high quality thick wall carbon seamless steel pipe manufacture, the nose for the solid steel steps and ladders axle body, the inside and outside makes the special glass fiber reinforced plastic antiseptic treatment, adapts and the sewage contact and the corrosive movement environment, guarantees the service life and the precision. The revolution axis has three kind of models φ325× (16-22), φ245× (14-16), φ152× (14-16), and may request according to the user to process Cheng Ge to plant the length, satisfies the large-scale, medium and small-scale oxidation ditch to the insolation internal combustion engine's demand.
3rd, shaft coupling:
Transmission part between cooling tower fill the speed reducer and the aeration revolution axis's uses the drum shape tooth shaft coupling, of this product developed for Our company, has obtained the national monopoly (ZL02286340.0), the installment design had the accent bulbus cordis surface bearing, could withstand the radial force by it, and transmitted to the speed reducer, the design is compact, reduces the area, prevented the lubricant outside to release effectively with sewage permeating. This kind of design enhanced the mechanical property and the complete machine service life, and reduces the energy consumption, caused the complete machine mechanical life to enhance three times, and might guarantee the normal operation under the deviation 3° operating mode, but did not have any influence to the mechanical part, reduced the maintenance cost and the service maintenance work load greatly.
4th, bearing seat:
End each plate spinning is equipped with the support abutment, single axle plate spinning each Taiwan uses 1 set. The bearing seat design structure, quotes the German technology, this product obtains the national monopoly (ZL02286339.7), designs for may the self, the bimetal mechanical seal, selects the gumming lubrication method and the high strength wear-resisting nylon arch liner, and designs has the expand with heat and contract with cold automatic expansion installment, because avoided the major axis the expand with heat and contract with cold creating to the speed reducer and other part's damage, and could make bearing's service life to lengthen three times.
End the support abutment uses hovers the type, end float is away from the hypothesis for ±15mm, may overcome the wiring error, the automatic accent heart, and can compensate the axial expansion which because the rotary disk aerator revolution axis the temperature change causes.
The single axle plate spinning support abutment bearing selects the double row self, the two axle plate spinning support abutment bearing selects the double row self separately and strengthens the double row self, the bearing seat uses the modular cast iron manufacture, and carries on the anticorrosion, and has the good lubrication, the lubrication part establishment clear indication, uses the lubrication oil lubrication, the feed pipe may to the service platform, is advantageous for the oil injection.
5th, speed reducer, electrical machinery:
Uses the import or the domestically produced high quality vertical helical gear - bevel gear speed reducer, this speed reducer is composed of the third-level gear, has, the low noise, the modulation, the transmission torque high strength big, the start is steady; The gear and the gear shaft use the low-carbon alloyed steel, after the cementation, quenching, rubs the tooth processing, the gear surface after the carburizing tooth face degree of hardness is HRC58~62, the box body is the unit cast, the special structure guaranteed that each first-level gear, the bearing can receive the full reliable lubrication, speed reducer service coefficient fB are bigger than 1.6, the failure rate are extremely low, but 24 hour continuous working.
The speed reducer necessary identical brand electrical machinery, the outdoors electrical machinery, electrical machinery's axial-tab terminal has, the water, the fan guard rainproof, protection rank IP65, suits the open-air installment, the insulation grade F level. Power source 380V, three-phase, 50HZ, the speed reducer and the electrical machinery for the straight association form vertical installment, the electrical machinery Membrane Biological through the flexible junction box and the speed reducer straight company are wholes, guarantees the speed reducer structure to be compact, the seal is reliable, stable property.
6th, other fittings:
Oxidation ditch plate spinning insolation internal combustion engine other appendices include: Against splashes the back plate, the air deflector, against splashes the cover, the button box, the connection appendix and so on, the user may according to need to dispose.
RZ1500, 1400 oxidation ditch plate spinning insolation internal combustion engine belongs to in the mechanical insolation internal combustion engine the horizontal axis disc type surface insolation internal combustion engine. Plate spinning insolation internal combustion engine by aeration plate spinning, horizontal axis, bearing seat, flexible shaft coupling, reduction gear, electric motor constitution. The turntable surface has the trapezoid ridge, the circular pit, increases taking advantage of this leads in the intermixture the air volume, the enhancement cutting air bubble, impels the intermixture ability. The resolute environmental protection company has carried on the optimization design, uses the glass fiber reinforced plastic die forming, compares the traditional turntable insolation internal combustion engine's oxygenizement power efficiency, the horizontal drift effect has the very big enhancement. The turntable insolation internal combustion engine uses with the American Envirex Corporation product suitable polypropylene, uses the similar production working procedure, and adds the glass fiber and the stopping, injection molding polypropylene, uses the similar environmental protection equipment production working procedure, and adds the glass fiber and the stopping, a injection molding becomes. This aeration plate spinning does not distort, thermostable, anti-impact, not brittle, has brought the convenience for the transportation installment. The aeration plate spinning overall construction reasonable, the weight light Hyperboloid Stirrer Impeller (the 22kg/piece), the intensity is big. This plate spinning insolation internal combustion engine overcame the home to stick moulded glass material aeration turntable anti-shocking primarily by the hand to be bad, in the production, the transportation, the installment, the use process varying degree's collision caused transfers the butterfly surface trapezoidal ridge abscission, the dehiscence, the seep, thus influence oxygenizement ability and service life question. The domestic initial period turntable insolation internal combustion engine's aeration turntable, between the heavy 23.5-25kg/piece, the weight is not uniform, and the glass fiber reinforced plastic distorts in a big way, has affected the transient equilibrium, then influence rotation system.
The plate spinning insolation internal combustion engine's horizontal axis uses the thick wall seamless steel pipe manufacture, the surface makes the special glass fiber reinforced plastic antiseptic treatment. At present produces the horizontal axis diameter has three kind of specifications: φ1: 152×(12-14)mm; φ2: 219×(14-16)mm; φ3: 325×(16-18)mm. may request the length according to the user which processes Cheng Ge to plant, may satisfy each kind of large-scale, medium and small-scale oxidation ditch completely to the turntable insolation internal combustion engine's demand.
The turntable insolation internal combustion engine's driving unit selects the single stage to suspend seven pin gear speed reducers and Y series electric motor, may make the horizontal type according to the user request or vertical, and may select the Motor End Cap electrical machinery which may modulate velocity, then may act according to the oxygen requirement adjustment plate spinning insolation internal combustion engine unit the rotational speed.
Plate spinning insolation internal combustion engine already in domestic many city life Plastic Injection Molding sewage treatment, papermaking sewage treatment, drugs manufacture wastewater disposal, leather sewage treatment and so on in each kind of sewage treatment project widespread application.