CN107685424A - The manufacture method and mould of a kind of plastics reduction box shell and the plastics reduction box and waterwheel aerator of water-mill oxygen increasing machine - Google Patents
The manufacture method and mould of a kind of plastics reduction box shell and the plastics reduction box and waterwheel aerator of water-mill oxygen increasing machine Download PDFInfo
- Publication number
- CN107685424A CN107685424A CN201610633655.1A CN201610633655A CN107685424A CN 107685424 A CN107685424 A CN 107685424A CN 201610633655 A CN201610633655 A CN 201610633655A CN 107685424 A CN107685424 A CN 107685424A
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- China
- Prior art keywords
- reduction box
- core
- plastics
- plastics reduction
- inserts
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/76—Cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/20—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/045—Lubricant storage reservoirs, e.g. reservoirs in addition to a gear sump for collecting lubricant in the upper part of a gear case
Abstract
The present invention relates to a kind of manufacture method of plastics reduction box shell and the plastics reduction box of water-mill oxygen increasing machine, the process for reducing machining, plastics reduction box shell and existing cast iron reduction box shell may be configured as essentially identical fitted position, and not only reducing cost also makes reduction box shell Never-rusty.
Description
Technical field
The invention belongs to aquaculture equipment, manufacture method and mould and the waterwheel oxygenation of a kind of plastics reduction box shell are refered in particular to
The plastics reduction box of machine and the waterwheel aerator with plastics reduction box.
Background technology
The reduction box shell of common water-mill oxygen increasing machine is all aluminium or cast iron quality, in the seawater using corrosion is wanted, if changed
With plastics would not corrosion, can not be taken off but because the structure of reduction box is that inner chamber is bigger than oral area, during injection with common method
Mould, if the invention disclosed patent of the patent No. 201010183010.5 is reduction box shell dimidiation, casting forming rear shell outsourcing
One layer of plastics prevent corrosion；Not only complex process, and two half-shell junctions may have the risk of oil leak.
The content of the invention
It is an object of the invention to provide a kind of manufacture method of plastics reduction box shell and the plastics of mould and water-mill oxygen increasing machine
Reduction box and waterwheel aerator.
The object of the present invention is achieved like this：
A kind of manufacture method of the plastics reduction box shell of water-mill oxygen increasing machine, mainly include injection-moulding device and mould, described mould
Mainly it is made up of core and no less than two pieces die cavity blocks, described core is divided into main core and auxiliary mould core, and described auxiliary mould core is set
Put in main core；Mould opens die cavity on injection-moulding device after injected plastic shaping, workpiece is departed from main core, then by pair
Core departs from the room left after main core from workpiece to be taken out.
The injection mold of the plastics reduction box shell of a kind of water-mill oxygen increasing machine, mainly by core and no less than two pieces die cavity block groups
Into described core is divided into main core and auxiliary mould core, and described auxiliary mould core is arranged in main core；Mould is noted on injection-moulding device
Enter and die cavity is opened after plastics, ejected together in the plastics reduction box shell of auxiliary mould core and injection molded, auxiliary mould core departs from from workpiece
Taken out in the room left after main core.
Described main core is provided with guide rail, and auxiliary mould core is arranged on guide rail, and described auxiliary mould core is narrower than main core.
The top of described auxiliary mould core, which is abutted against, the upper core for making workpiece generation oil filler.
Described die cavity block includes levorotation cavity block and right die cavity block and dynamic model and cover half, the right die cavity block of described levorotation cavity block
Respectively there is the side core of two generation bearing chambers, or inserts is provided with side core；Described inserts is divided into monomer inserts or disjunctor
Inserts, a bearing chamber is provided with monomer inserts, monomer inserts is separately positioned on each side core, makes monomer inserts after injection
Fixed by plastics；Or described inserts is disjunctor inserts, is provided with two bearing chambers on disjunctor inserts, disjunctor inserts is by two
Bearing chamber positioning is placed on respective two side cores of the right die cavity block of levorotation cavity block, and disjunctor inserts is fixed by plastics after making injection
Firmly；Main core is set on described dynamic model, the core at generation hollow out position is set on described cover half.
A kind of plastics reduction box of water-mill oxygen increasing machine, mainly includes plastics reduction box shell, reduction gearing, and motor is substantially vertical
It is fixed on plastics reduction box, motor shaft drives small spiral bevel gear, and small spiral bevel gear drives king bolt bevel gear, king bolt
Bevel gear is on the axle of small cylinder gear, and small cylinder gear drives big roller gear, and big roller gear is on output shaft；Institute
There are gear and bearing to be all disposed within plastics reduction box casing, the both ends basic horizontal of output shaft is stretched out；Described plastics slow down
Case shell is by injection molded, and injection mold mainly includes core and no less than two pieces die cavity block compositions, described core are divided into principal mode
Core and auxiliary mould core, described auxiliary mould core are arranged in main core；Mould opens die cavity, paratype on injection-moulding device after injected plastic
Ejected together in the plastics reduction box shell of core and injection molded, auxiliary mould core departs from the room left after main core from workpiece to be taken
Go out.
The both sides of described plastics reduction box respectively set two bearing chambers, and two bearing chambers are respectively embedded with inserts, or two embedding
Part is set integrally is also disposed at inserts embedded in the position of bearings of the both sides of plastics reduction box shell, or the screw hole of fixing bearing lid
On；The outside of the position of bearings of described output shaft both sides sets seal.
Have the connector that one being put into gear and motor matches on described plastics reduction box, set on connector and
The relative bolt hole of electric machine flange, motor and plastics reduction box are docked by bolt fit sealing；Install plastics reduction box shell bottom
Position be same plane, the upward hollow out in plastics reduction box shell bottom middle part；The oil filler for having upper core to generate on plastics reduction box, adds
There is plug screw in hydraulic fluid port, have lid outside oil filler, or oil filler is provided only with plug screw or is provided only with lid.
The waterwheel aerator of described plastics reduction box, mainly including described plastics reduction box, pontoon, impeller, its
Feature includes, and described plastics reduction box is arranged on pontoon, or plastics reduction box connect base is arranged on pontoon, output shaft
Impeller, which makes impeller start spray while rotating oxygenation, cools down waterproof machine and plastics reduction box；Or described motor is
Ventilated machine, install additional outside ventilated machine bucker ventilated machine and reduction box are covered together it is past, or only ventilated machine and air-cooled
The junction of motor and plastics reduction box is covered, and the spray for making to start is drenched on plastics reduction box, increases the cold of plastics reduction box
But effect.
Described plastics reduction box is arranged on above plastics connecting seat and fastened with bolt, the lift supporting of described connecting seat bag
Seat, support, bearing block, fulcrum bearing are connected the bearing block at both ends by support, water lubriucated bearing are set in bearing block；Have in fulcrum bearing
The through hole of reduction box is connected, support has the through hole of connection floating body downwards, and whole connecting seat is by plastics single injection-molded.
The present invention compared with prior art protrude the advantages of be：
The manufacture method and mould of a kind of plastics reduction box shell provided by the invention, make the plastics reduction box of water-mill oxygen increasing machine overall
Shaping, it can cut less or without machining, the process for reducing machining, plastics reduction box shell and existing cast iron reduction box
Shell may be configured as essentially identical fitted position, and not only reducing cost also makes reduction box shell Never-rusty.
Brief description of the drawings
Fig. 1 is the mould structure schematic perspective view of the present invention；（Cover half is not shown）
Fig. 2 is the other direction mould structure schematic perspective view of the present invention；（Cover half is not shown）
Fig. 3 is dynamic model, main core and the upper core schematic diagram of the present invention；
Fig. 4 is the dynamic model of the present invention, the die sinking normality schematic diagram of cover half；（The right die cavity block of levorotation cavity block is not shown）
Fig. 5 is the plastics gearbox structure schematic perspective view that the small spiral bevel gear of the present invention is fixed on motor shaft；（Housing office
Split in portion）
Fig. 6 is the plastics reduction box schematic cross-sectional view of the present invention；
Fig. 7 is the plastics reduction box shell schematic perspective view of the present invention；
Fig. 8 is the other direction plastics reduction box shell schematic perspective view of the present invention；
Fig. 9 is that the oil filler of the plastics reduction box of the present invention carries the schematic perspective view of lid；
Figure 10 is the disjunctor inserts schematic perspective view of the present invention；
Figure 11 is the stainless steel case water-cooled machine schematic perspective view of the present invention；
Figure 12 is the aerator schematic perspective view with plastics reduction box of the present invention；
Figure 13 is the aerator schematic perspective view being directly connected with plastics reduction box with pontoon of the present invention；
Figure 14 is the aerator schematic perspective view with plastics reduction box and connecting seat of the present invention；（Ventilated machine）
Figure 15 is the connecting seat schematic perspective view of the present invention；
Figure 16 is the plastics gearbox structure schematic perspective view for having outside the small spiral bevel gear of the present invention bearing.（Housing partial cutaway
Open）
In figure：1-dynamic model；2-cover half；3-main core；4-auxiliary mould core；5-die cavity block；6-side core；7-guide rail；8—
Upper core；9-lower core；The core at 10-hollow out position；11-mechanical sealing member；12-plastics reduction box shell；13-disjunctor
Inserts；14-motor shaft；15-small spiral bevel gear；16-king bolt bevel gear；17-small cylinder gear；18-big Cylinder Gear
Wheel；19-output shaft；20-bearing；21-bearing；22-fixed seat；23-bearing cap；24-connector；25-flange；
26-bolt hole；27-bearing chamber；28-screw hole；29-oil filler；30-fuel outlet；31-installation position；32-mounting hole；
33-hollow out；34-stainless steel case water-cooled machine；35-plastics reduction box；36-base；37-shaft joint；38-impeller；
39-power transmission shaft；40-bearing block；41-pontoon；42-support；43-protective cover；44-plug screw；45-lid；46-supporting
Seat；47-support；48-outlet aperture；49-bucker；50-bearing, 51-internal spline.
Embodiment
With specific embodiment, the invention will be further described below in conjunction with the accompanying drawings, referring to Fig. 1-16：
A kind of manufacture method of the plastics reduction box shell of water-mill oxygen increasing machine, mainly include injection-moulding device and mould, described mould
Mainly it is made up of core and no less than two pieces retractable die cavity blocks 5.Described core is divided into main core 3 and auxiliary mould core 4, described
Auxiliary mould core 4 be arranged in main core 3.For mould on injection-moulding device after injected plastic shaping, die sinking ejection workpiece departs from principal mode
Core 3, auxiliary mould core 4 are stayed in workpiece, that is, auxiliary mould core 4 is stayed in the plastics reduction box shell 12 of injection molded, and auxiliary mould core 4 is from de-
From being taken out in the room left after main core 3, taking out the method for auxiliary mould core 4 includes taking-up by hand or manipulator taking-up, auxiliary mould core 4
Several can be set to exchange to use more.
The injection mold of the plastics reduction box shell of a kind of water-mill oxygen increasing machine, mainly by the die cavity block 5 of more than two pieces of split
And core composition, described core are divided into main core 3 and auxiliary mould core 4, described auxiliary mould core 4 is arranged in main core 3；Mould exists
On injection-moulding device after injected plastic, die sinking ejection workpiece departs from main core 3, and auxiliary mould core 4 stays in the plastics reduction box of injection molded
In shell 12, taken out after the room movement that auxiliary mould core 4 can leave after extraction main core 3.Described auxiliary mould core 4 can be set to than master
The narrow single another part of core 3, or auxiliary mould core are formed by multiple part combinations.Guide rail 7, auxiliary mould core can be set in described main core 3
On guide rail 7 and die cavity block is combined into mould.The described top of auxiliary mould core 4 is settable and upper core 8 is abutted against position, paratype
The settable and lower core 9 in the bottom of core 4 is abutted against position, and upper core 8 and lower core 9 not only make auxiliary mould core 4 be accurately positioned but also can make
Workpiece generates oil filler 29 and fuel outlet 30.It is preferred that described guide rail 7 can be set to it is gradient with extraction direction, extract out principal mode
Move auxiliary mould core 4 during core 3, be easy to auxiliary mould core 4 to take out.The process for extracting main core out i.e. workpiece are ejected
Depart from the process of main core 3.Described die cavity block 5 includes levorotation cavity block and right die cavity block, the right die cavity block of described levorotation cavity block
Respectively there is the side core 6 of generation bearing chamber, inserts, which can be set, on side core 6 makes plastics encase inserts, is bearing chamber 27 in inserts.Institute
The dynamic model 1 stated down-set main core 3 and can generate the upper core 8 of oil filler, and described cover half 2 can set up generation and drain the oil
The lower core 9 of mouth and the core 10 at the hollow out position of workpiece, hollow out position is in order that workpiece is uniform.Can also be plastics
The installation position 31 of reduction box shell, all injection moldeds of mounting hole 32.Described inserts is to strengthen bearing installation position also just
It is the intensity of bearing chamber and sets, inserts can make of metal makes bearing chamber intensity higher, two adjacent inserts can be set
Disjunctor inserts 13 is set to, the screw of fixing bearing lid may also be arranged on disjunctor inserts 13.Above-described upper core 8, mo(u)ld bottom half
Core 9 is assembled into aerator after referring to component shaping, and aerator orientation, unlimited mould "up" or "down" residing when working are being molded
During upper and lower, left and right orientation.The structure of described dynamic model, cover half and the right die cavity block of levorotation cavity block can all be set according to injection
It is standby and Shooting Technique different and change.Described plastics include thermoplastic engineering plastics or heat cured plastics.
A kind of plastics reduction box of water-mill oxygen increasing machine, mainly includes plastics reduction box shell 12, reduction gearing, and motor hangs down substantially
Directly it is fixed on plastics reduction box shell 12, described motor shaft 14 drives the structure of small spiral bevel gear to include：Minor spiral umbrella tooth
Wheel 15 is directly anchored on motor shaft 14, or the described endoporus of small spiral bevel gear 15 sets internal spline, cylindrical setting bearing, institute
In bearing chamber, the internal spline 51 that motor shaft 14 has external splines and small spiral bevel gear matches the bearing 50 stated.Minor spiral umbrella
Gear 15 drives king bolt bevel gear 16, and king bolt bevel gear 16 is on the axle of small cylinder gear 17, the band of small cylinder gear 17
Big roller gear 18 is moved, for big roller gear 18 on output shaft 19, all gears are all disposed within plastics reduction box including bearing
In shell 12, the both ends basic horizontal of output shaft 19 is stretched out.Described plastics reduction box shell inner chamber is bigger than oral area, plastics reduction box shell
By injection molded, injection mold mainly includes core and no less than two pieces die cavity blocks compositions, described core be divided into main core 3 and
Auxiliary mould core 4, described auxiliary mould core 4 are arranged in main core 3；Mould opens die cavity, paratype on injection-moulding device after injected plastic
Core 4 is in the plastics reduction box shell 12 of injection molded, and auxiliary mould core 4 is ejected together in the plastics reduction box of injection molded, paratype
Core departs from the room left after main core from workpiece to be taken out.
A kind of plastics reduction box of water-mill oxygen increasing machine, there is a upward company to match with electric machine flange that can be put into gear
Interface 24, flange 25 is set, flange 25 has the bolt hole 26 relative with electric machine flange, and described connector 24 can on connector 24
Metal insert or backing plate is set to reinforce, motor and plastics reduction box 35 are fastened by bolt and docked, and sealing ring can be set in joint.Modeling
Plastics reduction box turns into the housing of a closing after material reduction box 35 connects with electric machine flange, and gear can be installed in housing and adds profit
Lubricating oil or lubricating ester.Housing may be provided with oil filler 29 and fuel outlet 30.Described big roller gear 18 is arranged far from connecting
In the narrower cavity of the plastics reduction box shell 12 of 24 positions of mouth, the narrower cavity is exactly that above-mentioned auxiliary mould core 4 generates
Cavity.On the axle of small cylinder gear 17, small cylinder gear 17 is arranged on below connector 24 king bolt bevel gear 16.Modeling
Expect the installation position 31 that the bottom of reduction box shell 12 is plastics reduction box shell, installation position 31 and the lower end of mounting hole 32 all can be set to same
Plane, installation position 31 and mounting hole 32 and 12 injection moldeds of plastics reduction box shell, bottom up the engraving of plastics reduction box shell
Sky 33, makes plastics reduction box casing uniform wall thickness.Both sides are each provided with two bearing chambers 27, are respectively embedded with two bearing chambers 27
Inserts or adjacent two inserts are set integrally embedded in the position of bearings of the both sides of plastics reduction box shell 12, further fixation
The screw hole of bearing cap is also disposed on disjunctor inserts 13.The position of bearings of the both sides of output shaft 19 is provided with outside framework oil seal or machinery
Seal 11.The fixed seat 22 of outside framework oil seal or mechanical sealing member 11 can be set integrally with bearing cap 23, preferably mechanical seal
The fixed seat 22 of part is by injection molded, the outside protective cover 43 for setting stainless steel plate stretch forming of fixed seat 22.Described modeling
Material reduction box shell 12 and each cooperation position can stay chipping allowance less, machining after injection molded, or do not stay chipping allowance is molded
Directly assembled after shaping.
The oil filler 29 of the generation of upper core 8 is may be provided with described plastics reduction box, has plug screw 44, spiral shell in oil filler 29
Plug 44 can carry outlet aperture 48；Son 45 can be separately capped outside oil filler prevents water from being drenched from outlet aperture 48 into lid 45 uses spiral shell
Nail is fixed on plastics reduction box shell 12, or lid 45 is formed with internal thread and the external screw thread in the outside of oil filler 30 matches, it is ensured that water
It will not enter in reduction box.The also settable fuel outlet 30 in described plastics reduction box bottom.
Waterwheel aerator with plastics reduction box, mainly including described motor, plastics reduction box 35, pontoon 41,
Impeller 38, described motor are stainless steel case water-cooled machine 34, and described plastics reduction box 35 is arranged on pontoon 41, or plastics
The connect base 36 of reduction box 35 is arranged on pontoon 41, the impeller 38 of output shaft 19, and impeller starts water while rotating oxygenation
Flower cools down stainless steel case water-cooled machine 34 and plastics reduction box 35.
If described motor is non-waterproof machine, bucker 49 can be installed additional only motor is covered, can also be only motor
And the junction of motor and plastics reduction box 35 covers, the seal request of the junction of motor and plastics reduction box 35 can be reduced,
Make impeller 38 rotate the spray started to drench on plastics reduction box 35, the cooling effect of reinforced plastics reduction box.
Described plastics reduction box 35 is arranged on above a kind of plastics connecting seat and fastened with bolt, described connecting seat bag
Include：Fulcrum bearing 46, support 47, bearing block 40, fulcrum bearing 46 are connected the bearing block 40 at both ends by support 47, set in bearing block 40
Water lubriucated bearing；There is the through hole of connection plastics reduction box 35 in fulcrum bearing 46, support 47 has the through hole of connection floating body downwards, entirely
Connecting seat is by plastics single injection-molded.
Above-described embodiment is only presently preferred embodiments of the present invention, is not limited the scope of the invention according to this, therefore：It is all according to
The equivalence changes that structure, shape, the principle of the present invention is done, all should be covered by within protection scope of the present invention.
Claims (10)
1. a kind of manufacture method of the plastics reduction box shell of water-mill oxygen increasing machine, mainly include injection-moulding device and mould, described mould
Tool is mainly made up of core and no less than two pieces die cavity blocks, it is characterised in that described core is divided into main core and auxiliary mould core, institute
The auxiliary mould core stated is arranged in main core；Mould opens die cavity on injection-moulding device after injected plastic shaping, first departs from workpiece
Main core, then auxiliary mould core is departed from the room left after main core from workpiece and taken out.
A kind of 2. injection mold of the plastics reduction box shell of water-mill oxygen increasing machine, mainly by core and no less than two pieces die cavity block groups
Into, it is characterised in that described core is divided into main core and auxiliary mould core, and described auxiliary mould core is arranged in main core；Mould exists
Open die cavity on injection-moulding device after injected plastic, ejected together in the plastics reduction box shell of auxiliary mould core and injection molded, paratype
Core departs from the room left after main core from workpiece to be taken out.
3. a kind of injection mold of the plastics reduction box shell of water-mill oxygen increasing machine as claimed in claim 2, its feature includes, described
Main core be provided with guide rail, auxiliary mould core is arranged on guide rail, and described auxiliary mould core is narrower than main core.
4. a kind of injection mold of the plastics reduction box shell of water-mill oxygen increasing machine as claimed in claim 2, its feature includes, described
Auxiliary mould core top be abutted against have make workpiece generation oil filler upper core.
5. a kind of injection mold of the plastics reduction box shell of water-mill oxygen increasing machine as claimed in claim 2, its feature includes, described
Die cavity block include levorotation cavity block and right die cavity block and dynamic model and cover half, the right die cavity block of described levorotation cavity block respectively has two generations
The side core of bearing chamber, or inserts is provided with side core；Described inserts is divided into monomer inserts or disjunctor inserts, monomer inserts
On be provided with a bearing chamber, monomer inserts is separately positioned on each side core, and monomer inserts is fixed by plastics after making injection；
Or described inserts is disjunctor inserts, two bearing chambers are provided with disjunctor inserts, disjunctor inserts is put by two bearing chamber positioning
Put on respective two side cores of the right die cavity block of levorotation cavity block, disjunctor inserts is fixed by plastics after making injection；Described is dynamic
Main core is set on mould, the core at generation hollow out position is set on described cover half.
6. a kind of plastics reduction box of water-mill oxygen increasing machine, mainly including plastics reduction box shell, reduction gearing, its feature includes, electricity
Machine is substantially vertical to be fixed on plastics reduction box, and motor shaft drives small spiral bevel gear, and small spiral bevel gear drives king bolt umbrella
Gear, for king bolt bevel gear on the axle of small cylinder gear, small cylinder gear drives big roller gear, and big roller gear is mounted in
On output shaft；All gears and bearing are all disposed within plastics reduction box casing, and the both ends basic horizontal of output shaft is stretched out；It is described
Plastics reduction box shell by injection molded, injection mold mainly includes core and no less than two pieces die cavity blocks compositions, described type
Core is divided into main core and auxiliary mould core, and described auxiliary mould core is arranged in main core；Mould is beaten on injection-moulding device after injected plastic
Ejected together in the plastics reduction box shell of open form chamber, auxiliary mould core and injection molded, auxiliary mould core stays after departing from main core from workpiece
Under room in take out.
7. a kind of plastics reduction box of water-mill oxygen increasing machine as claimed in claim 6, its feature include, the both sides of plastics reduction box
Two bearing chambers are respectively set, and two bearing chambers are respectively embedded with inserts, or two inserts are set integrally embedded in plastics reduction box shell
The position of bearings of both sides, or the screw hole of fixing bearing lid are also disposed on inserts；The position of bearings of described output shaft both sides
Outside set seal.
8. a kind of plastics reduction box of water-mill oxygen increasing machine as claimed in claims 6 or 7, its feature include, on plastics reduction box
There is one can be put into connector gear and that motor matches, the bolt hole relative with electric machine flange, motor are set on connector
Docked with plastics reduction box by bolt fit sealing；Plastics reduction box shell bottom installation position is same plane, plastics reduction box shell
Upward hollow out in the middle part of bottom；There is the oil filler that upper core generates on plastics reduction box, have plug screw in oil filler, have lid outside oil filler
Son, or oil filler are provided only with plug screw or are provided only with lid.
9. band is just like the waterwheel aerator of the plastics reduction box described in claim 6 or 7 or 8, mainly including described plastics
Reduction box, pontoon, impeller, its feature include, and described plastics reduction box is arranged on pontoon, or plastics reduction box connect base
It is arranged on pontoon, output shaft impeller, which makes impeller start spray while rotating oxygenation, makes waterproof machine and plastics reduction box
Cooling；Installed additional or described motor is ventilated machine, outside ventilated machine bucker ventilated machine and reduction box are covered together it is past, or
Only the junction of ventilated machine and ventilated machine and plastics reduction box is covered, the spray for making to start is drenched on plastics reduction box,
Increase the cooling effect of plastics reduction box.
10. the waterwheel aerator of plastics reduction box as claimed in claim 9, its feature include, described plastics reduction box
Be arranged on above plastics connecting seat and fastened with bolt, described connecting seat bag lift fulcrum bearing, support, bearing block, fulcrum bearing by
Support connects the bearing block at both ends, and water lubriucated bearing is set in bearing block；There is the through hole of connection reduction box in fulcrum bearing, support has
The through hole of connection floating body downwards, whole connecting seat is by plastics single injection-molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610633655.1A CN107685424B (en) | 2016-08-05 | 2016-08-05 | Plastic reduction box of waterwheel aerator and waterwheel aerator |
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| CN107685424A true CN107685424A (en) | 2018-02-13 |
| CN107685424B CN107685424B (en) | 2020-07-17 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679201A (en) * | 2018-06-01 | 2018-10-19 | 宁波爱柯迪精密部件有限公司 | A kind of aluminium die cast steering reduction box casing and its production line |
| CN111345262A (en) * | 2018-12-20 | 2020-06-30 | 浙江富地机械有限公司 | Waterwheel type aerator with water-cooled motor |
| CN111927941A (en) * | 2020-09-03 | 2020-11-13 | 钟丹 | Plastic speed reducer, oxygen increasing machine and method for preparing box body of speed reducer |
| CN111998058A (en) * | 2020-09-03 | 2020-11-27 | 钟丹 | Plastic speed reducer, preparation method and mold for molding plastic speed reducer box body |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201674886U (en) * | 2009-10-22 | 2010-12-22 | 吴为国 | Reduction gearbox of waterwheel aerator and seawater aerator with same |
| CN102239820A (en) * | 2010-05-11 | 2011-11-16 | 吴为国 | Injection molding impeller and mold of automatic aerator |
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2016
- 2016-08-05 CN CN201610633655.1A patent/CN107685424B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201674886U (en) * | 2009-10-22 | 2010-12-22 | 吴为国 | Reduction gearbox of waterwheel aerator and seawater aerator with same |
| CN102239820A (en) * | 2010-05-11 | 2011-11-16 | 吴为国 | Injection molding impeller and mold of automatic aerator |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108679201A (en) * | 2018-06-01 | 2018-10-19 | 宁波爱柯迪精密部件有限公司 | A kind of aluminium die cast steering reduction box casing and its production line |
| CN111345262A (en) * | 2018-12-20 | 2020-06-30 | 浙江富地机械有限公司 | Waterwheel type aerator with water-cooled motor |
| CN111927941A (en) * | 2020-09-03 | 2020-11-13 | 钟丹 | Plastic speed reducer, oxygen increasing machine and method for preparing box body of speed reducer |
| CN111998058A (en) * | 2020-09-03 | 2020-11-27 | 钟丹 | Plastic speed reducer, preparation method and mold for molding plastic speed reducer box body |
| CN111927941B (en) * | 2020-09-03 | 2023-12-19 | 钟丹 | Plastic speed reducer, aerator and method for preparing box body of speed reducer |
| CN111998058B (en) * | 2020-09-03 | 2023-12-19 | 钟丹 | Plastic speed reducer, preparation method and mold for molding plastic speed reducer box |
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| CN107685424B (en) | 2020-07-17 |
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