CN204892860U - Fired mold precision casting is with high heating efficiency's wax injector - Google Patents
Fired mold precision casting is with high heating efficiency's wax injector Download PDFInfo
- Publication number
- CN204892860U CN204892860U CN201520695266.2U CN201520695266U CN204892860U CN 204892860 U CN204892860 U CN 204892860U CN 201520695266 U CN201520695266 U CN 201520695266U CN 204892860 U CN204892860 U CN 204892860U
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- Prior art keywords
- wax
- wax injector
- inner casing
- shell
- precision
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Abstract
The utility model belongs to the technical field of the investment, a fired mold precision casting is with high heating efficiency's wax injector is disclosed, including frame and workstation, it constructs to be equipped with wax injector on the workstation, wax mechanism includes the guide pillar, the cover of going up of guide pillar is equipped with the roof, the top of roof is connected with and is used for controlling the pneumatic cylinder that the roof reciprocated, the lower extreme of roof is connected with the mould, be provided with the lower mould with the mutual adaptation of last mould on the workstation between the guide pillar, the sprue gate has been seted up on the closing face of last mould and lower mould, the sprue gate has set the pouring rifle, pouring rifle intercommunication has the setting to be used for the storage wax storehouse of storage and melting wax in the frame, it includes shell and inner shell to store up the wax storehouse, the outside at the inner shell is established to outer shell, and form a vacuous steam chamber, the outer wall upper berth in steam chamber is equipped with the imbibition core, the steam intracavity is filled there is working liquid, the cover is equipped with electric heater unit on the outer wall of shell, the inner shell is equipped with inlet pipe and discharging pipe, and inlet pipe and discharging pipe pass the inside that shell and inner shell stretched into the inner shell in proper order.
Description
Technical field
The utility model belongs to fusible pattern manufacturing technology field, is specifically related to the wax injector of a kind of precision-investment casting by the high efficiency of heating surface.
Background technology
Model casting is also known as " lost-wax casting ".Model casting typically refers to makes apperance at fusible material, makes shell at apperance Surface coating some layers of refractory material, then shell is discharged in apperance fusing, thus obtains the casting mold without die joint, gets final product the founding method of back-up sand cast after high-temperature roasting.Because apperance extensively adopts wax material to manufacture, therefore often model casting is called " lost-wax casting ".
Prior art adopts pressure wax means to be adopt aluminium-making mould, can the folding of manual hand manipulation's mould, there is the problem that working (machining) efficiency is low, quality not easily ensures.
For above-mentioned technical problem, application number be 201210230878.5 utility model patent disclose a kind of automation wax injector: comprise electric cabinet, stiffener, wax injector cover plate, support column, upper table, the first magnetic chuck, upper rebound, mold, bed die, lower rebound, the second magnetic chuck, wax injector seat, magnetic-disc installing plate, oil cylinder and piston rod, four angles of described wax injector seat connect a support column respectively, the upper end of four support columns connects wax injector cover plate, connection reinforcement plate on wax injector cover plate; Electric cabinet is fixed in described stiffener front end, middle fixed oil cylinder; In the middle of described wax injector seat, fixing magnetic-disc installing plate, magnetic-disc installing plate is installed the second magnetic chuck; Described second magnetic chuck relies on rebound under magnetic absorption, lower rebound is fixedly connected with bed die; Described mold is positioned at above bed die; Described mold is fixedly connected on rebound, and upper rebound magnetic absorption is on the first magnetic chuck; Described first magnetic chuck connects upper table; The piston rod of described oil cylinder is connected with upper table with wax injector cover plate through stiffener; Described magnetic chuck installing plate both sides connect isometry block; Described upper and lower mould side connects gate stick; Described first magnetic chuck both sides are provided with protection block; Four angles of described upper table connect a guide pillar respectively, and the upper end of guide pillar is through stiffener and wax injector cover plate; Described upper table arranges safety lock, connecting steel wire ropes on safety lock; Described steel wire rope through upper table, then passes between mold and upper rebound, is finally fixed on upper table from top to bottom; Described wax injector seat connects support stiffener.
Application number be 201420160095.9 utility model patent disclose a kind of wax injector, comprise the mold cavity limited by mold and bed die, and the wax cylinder to be connected with described mold cavity, also comprise: flow out the flowmeter of total amount for adding up wax liquid in described wax cylinder, it to be connected between mold cavity and wax cylinder on wax liquid pipeline, to wax the proportioning valve of flow quantity for regulating described wax liquid pipeline, it is connected to the upstream of described flowmeter on described wax liquid pipeline, vavuum pump, it is connected to described mold open top by vacuum line; Sealing device, it is arranged between mold and bed die, comprise many rubber weather strips arranged in parallel, the cross section of described sealing strip is T-shaped, be embedded in the groove on mold and bed die contact surface respectively, polyethylene film, it is attached to the surface of described mold cavity, driving mechanism, drives and connects described mold; Also comprise the pressure gauge for measuring the pressure between described mold and described bed die; Also comprise heater, described heater is some heating wire being wrapped in described mold and bed die periphery; Also comprise cooling device, described cooling device is the spaced cooling water pipe of some and described heating wire; Also comprise hold down gag, described hold down gag comprises and to be fixedly connected with described mold and to be arranged on the first magnetic sheet above described mold, and is fixedly connected with described bed die and is arranged on the second magnetic sheet below described bed die; Described first magnetic sheet and the second magnetic sheet are magnet.
But arrange heater as the wax injector told about above on mould, cause mould structure complicated, the efficiency of heating surface is low.
Utility model content
The utility model in order to solve existing Wax injector die complex structure, problem that the efficiency of heating surface is low, and provides a kind of precision-investment casting wax injector of the high efficiency of heating surface, can simplify the structure of mould, reduce the manufacturing cost of mould; There is the feature that working (machining) efficiency is high simultaneously.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is:
A kind of precision-investment casting wax injector of the high efficiency of heating surface, comprise frame, described frame is provided with workbench, described workbench is provided with wax injector structure, described wax injector structure comprises four guide pillars, described four guide pillars are arranged with top board, the top of described top board is connected with the hydraulic cylinder moved up and down for controlroof, the lower end of described top board is connected with patrix, workbench between described four guide pillars is provided with the counterdie mutually adaptive with patrix, the closing face of described upper die and lower die offers sprue gate, described sprue gate is equipped with cast rifle, described cast rifle is communicated with and is arranged in frame for storing the storage wax storehouse with molten wax, described storage wax storehouse comprises shell and inner casing, described casing is located at the outside of inner casing, and form the vapor chamber of a vacuum, the outer wall of described vapor chamber is equipped with liquid-sucking core, hydraulic fluid is filled with in described vapor chamber, the outer wall of described shell is arranged with electric heater unit, described inner casing is provided with feed pipe and discharge nozzle, and described feed pipe and discharge nozzle stretch into the inside of inner casing successively through shell and inner casing.
Described upper die and lower die offer coolant flow channel, and described coolant flow channel is communicated with outside cooling fluid through pipeline.
Described counterdie is provided with the push rod for the apperance after shaping being ejected, and described push rod is connected with jacking cylinder.
Described discharge nozzle is communicated with cast rifle through pipeline, and the pipeline between described discharge nozzle and cast rifle is provided with pump.
Described hydraulic fluid is water, and described liquid-sucking core is copperly roll silk screen liquid-sucking core.
The outside of described electric heater unit is provided with insulated thermal insulating layer.
The inwall of described inner casing is provided with many heat sink strips, described inner casing offers the cell body mutually adaptive with heat sink strip.
Paraffin and foam metal is filled with in described cell body.
Described paraffin is set in the periphery of foam metal uniformly.
Compared with prior art, the utility model has following beneficial effect:
The precision-investment casting of the present utility model wax injector of the high efficiency of heating surface, comprise frame, described frame is provided with workbench, described workbench is provided with wax injector structure, described wax injector structure comprises four guide pillars, described four guide pillars are arranged with top board, the top of described top board is connected with the hydraulic cylinder moved up and down for controlroof, the lower end of described top board is connected with patrix, workbench between described four guide pillars is provided with the counterdie mutually adaptive with patrix, the closing face of described upper die and lower die offers sprue gate, described sprue gate is equipped with cast rifle, described cast rifle is communicated with and is arranged in frame for storing the storage wax storehouse with molten wax, the cast rifle that each wax injector structure arranges is communicated with in same storage wax storehouse, described storage wax storehouse comprises shell and inner casing, and described casing is located at the outside of inner casing, and forms the vapor chamber of a vacuum, and the outer wall of described vapor chamber is equipped with liquid-sucking core, is filled with hydraulic fluid in described vapor chamber, the outer wall of described shell is arranged with electric heater unit, described inner casing is provided with feed pipe and discharge nozzle, and described feed pipe and discharge nozzle stretch into the inside of inner casing successively through shell and inner casing.Of the present utility modelly carry out unifying heating and insulation for shaping wax by storage wax storehouse, do not need to arrange heater on mould, reduce the manufacture difficulty of mould; Improve the utilization rate of heat simultaneously, reduce the waste of thermal source.
It is fast that storage wax storehouse of the present utility model has heat trnasfer, the feature of homogeneous heating.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model one embodiment;
Fig. 2 is the structural representation in storage wax storehouse of the present utility model;
Fig. 3 is heat sink strip of the present utility model and inner casing syndeton schematic diagram;
Mark in figure: 1, frame, 2, workbench, 3, counterdie, 4, cast rifle, 5, column, 6, sprue gate, 7, patrix, 8, top board, 9, hydraulic cylinder, 10, coolant storage tank, 11, storage wax storehouse, 12, discharge nozzle, 13, inner casing, 14, shell, 15, liquid-sucking core, 16, heat sink strip, 17, electric heater unit, 18, insulated thermal insulating layer, 19, vapor chamber, 20, feed pipe, 21, foam metal, 22, paraffin.
Detailed description of the invention
Below in conjunction with embodiment, the utility model will be further described, and described embodiment is only the utility model part embodiment, is not whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art, not making other embodiments used obtained under creative work prerequisite, belongs to protection domain of the present utility model.
By reference to the accompanying drawings, the precision-investment casting of the present utility model wax injector of the high efficiency of heating surface, comprise frame 1, described frame 1 is provided with workbench 2, described workbench 2 is placed and is provided with at least two group wax injector structures, make the utility model can process multiple apperance simultaneously, described wax injector structure comprises four guide pillars 5, described four guide pillars 5 are arranged with top board 8, the top of described top board 8 is connected with the hydraulic cylinder 9 moved up and down for controlroof 8, wherein hydraulic cylinder 9 belongs to prior art products, those skilled in the art understands and understands, do not repeat them here, the lower end of described top board 8 is connected with patrix 8, workbench 2 between described four guide pillars 5 is provided with the counterdie 3 mutually adaptive with patrix 7, patrix 8 and counterdie 3 form the die cavity of apperance, described patrix 8 and counterdie 3 closing face offer sprue gate 6, the die cavity that sprue gate 6 is formed with patrix 8 and counterdie 3 is communicated with, described sprue gate 6 is equipped with cast rifle 4, described cast rifle 4 is communicated with and is arranged in frame 1 for storing the storage wax storehouse 11 with molten wax, storage wax storehouse 11 comprises shell 14 and inner casing 13, described shell 14 is set in the outside of inner casing 13, and form the vapor chamber 19 of a vacuum, the outer wall of described vapor chamber 19 is equipped with liquid-sucking core 15, hydraulic fluid is filled with in described vapor chamber 19, the outer wall of described shell 14 is arranged with electric heater unit 17, described inner casing 13 is provided with feed pipe 20 and discharge nozzle 12, and described feed pipe 20 and discharge nozzle 12 stretch into the inside of inner casing 13 successively through shell 14 and inner casing 13.The utility model is used for shaping wax to be undertaken unifying heating and insulation by storage wax storehouse, does not need to arrange heater on mould, reduces the manufacture difficulty of mould; Improve the utilization rate of heat simultaneously, reduce the waste of thermal source.
As a kind of preferred mode of the utility model, described patrix 8 and counterdie 3 offer coolant flow channel, described coolant flow channel is communicated with outside cooling fluid through pipeline, wherein cooling fluid is stored in coolant storage tank 10, and the cooling fluid in coolant storage tank 10 is by cooling in transport pump to upper die and lower die.
Counterdie 3 of the present utility model is provided with the push rod for the apperance after shaping being ejected, and described push rod is connected with jacking cylinder, directly the apperance after shaping is ejected, improve practicality of the present utility model by jacking cylinder.
For the ease of Automated condtrol, described discharge nozzle 12 is communicated with cast rifle 4 through pipeline, and the pipeline between described discharge nozzle 12 and cast rifle 4 is provided with pump, or adopts other modes (as air pressure) to be transported in cast rifle 4 by the wax material in storage wax storehouse 11.
As a kind of preferred mode of the utility model, described hydraulic fluid is water, and described liquid-sucking core 15 rolls silk screen liquid-sucking core for copper.
Storage wax storehouse 11 of the present utility model, compared to the heater of prior art, has the feature of homogeneous heating, thus improves the quality of apperance.
The outside of described electric heater unit 17 is provided with insulated thermal insulating layer 18.
The inwall of described inner casing 13 is provided with many heat sink strips 16, described inner casing 13 offers the cell body mutually adaptive with heat sink strip 16, heat sink strip is arranged on inner casing uniformly, and the upper and lower end face of inner casing 13 is all connected with heat sink strip, thus improves the uniformity of heating further.
Be filled with paraffin 22 and foam metal 21 in described cell body, as a kind of preferred mode of the utility model, described paraffin is set in the periphery of foam metal uniformly, improves the efficiency of heat trnasfer further.
Hydraulic cylinder of the present utility model, jacking cylinder, pump, cast rifle and electric heater unit are equipped with PLC control system, improve practicality of the present utility model, wherein PLC control system, belong to prior art products, those skilled in the art understands and understands, and does not repeat them here.
Embodiment one
The precision-investment casting of the present embodiment wax injector of the high efficiency of heating surface, comprise frame, described frame is provided with workbench, described workbench is provided with wax injector structure, described wax injector structure comprises four guide pillars, described four guide pillars are arranged with top board, the top of described top board is connected with the hydraulic cylinder moved up and down for controlroof, the lower end of described top board is connected with patrix, workbench between described four guide pillars is provided with the counterdie mutually adaptive with patrix, the closing face of described upper die and lower die offers sprue gate, described sprue gate is equipped with cast rifle, described cast rifle is communicated with and is arranged in frame for storing the storage wax storehouse with molten wax, described storage wax storehouse comprises shell and inner casing, described casing is located at the outside of inner casing, and form the vapor chamber of a vacuum, the outer wall of described vapor chamber is equipped with liquid-sucking core, hydraulic fluid is filled with in described vapor chamber, the outer wall of described shell is arranged with electric heater unit, described inner casing is provided with feed pipe and discharge nozzle, and described feed pipe and discharge nozzle stretch into the inside of inner casing successively through shell and inner casing.
Embodiment two
The precision-investment casting of the present embodiment wax injector of the high efficiency of heating surface, comprise frame, described frame is provided with workbench, described workbench is provided with wax injector structure, described wax injector structure comprises four guide pillars, described four guide pillars are arranged with top board, the top of described top board is connected with the hydraulic cylinder moved up and down for controlroof, the lower end of described top board is connected with patrix, workbench between described four guide pillars is provided with the counterdie mutually adaptive with patrix, the closing face of described upper die and lower die offers sprue gate, described sprue gate is equipped with cast rifle, described cast rifle is communicated with and is arranged in frame for storing the storage wax storehouse with molten wax, described storage wax storehouse comprises shell and inner casing, described casing is located at the outside of inner casing, and form the vapor chamber of a vacuum, the outer wall of described vapor chamber is equipped with liquid-sucking core, hydraulic fluid is filled with in described vapor chamber, the outer wall of described shell is arranged with electric heater unit, described inner casing is provided with feed pipe and discharge nozzle, and described feed pipe and discharge nozzle stretch into the inside of inner casing successively through shell and inner casing, described upper die and lower die offer coolant flow channel, and described coolant flow channel is communicated with outside cooling fluid through pipeline.
Embodiment three
The precision-investment casting of the present embodiment wax injector of the high efficiency of heating surface, comprise frame, described frame is provided with workbench, described workbench is provided with wax injector structure, described wax injector structure comprises four guide pillars, described four guide pillars are arranged with top board, the top of described top board is connected with the hydraulic cylinder moved up and down for controlroof, the lower end of described top board is connected with patrix, workbench between described four guide pillars is provided with the counterdie mutually adaptive with patrix, the closing face of described upper die and lower die offers sprue gate, described sprue gate is equipped with cast rifle, described cast rifle is communicated with and is arranged in frame for storing the storage wax storehouse with molten wax, described storage wax storehouse comprises shell and inner casing, described casing is located at the outside of inner casing, and form the vapor chamber of a vacuum, the outer wall of described vapor chamber is equipped with liquid-sucking core, hydraulic fluid is filled with in described vapor chamber, the outer wall of described shell is arranged with electric heater unit, described inner casing is provided with feed pipe and discharge nozzle, and described feed pipe and discharge nozzle stretch into the inside of inner casing successively through shell and inner casing, described upper die and lower die offer coolant flow channel, and described coolant flow channel is communicated with outside cooling fluid through pipeline, described counterdie is provided with the push rod for the apperance after shaping being ejected, and described push rod is connected with jacking cylinder.
Embodiment four
On the basis of above-mentioned any embodiment, described discharge nozzle is communicated with cast rifle through pipeline, and the pipeline between described discharge nozzle and cast rifle is provided with pump.
Embodiment five
On the basis of embodiment four, described hydraulic fluid is water, and described liquid-sucking core is copperly roll silk screen liquid-sucking core.
Embodiment six
On the basis of embodiment five, the outside of described electric heater unit is provided with insulated thermal insulating layer.
Embodiment seven
On the basis of embodiment six, the inwall of described inner casing is provided with many heat sink strips, described inner casing offers the cell body mutually adaptive with heat sink strip.
Embodiment eight
On the basis of embodiment seven, in described cell body, be filled with paraffin and foam metal.
Embodiment nine
On the basis of embodiment eight, described paraffin is set in the periphery of foam metal uniformly.
Claims (9)
1. the precision-investment casting wax injector of the high efficiency of heating surface, comprise frame, described frame is provided with workbench, described workbench is provided with wax injector structure, described wax injector structure comprises four guide pillars, described four guide pillars are arranged with top board, the top of described top board is connected with the hydraulic cylinder moved up and down for controlroof, the lower end of described top board is connected with patrix, workbench between described four guide pillars is provided with the counterdie mutually adaptive with patrix, the closing face of described upper die and lower die offers sprue gate, described sprue gate is equipped with cast rifle, described cast rifle is communicated with and is arranged in frame for storing the storage wax storehouse with molten wax, described storage wax storehouse comprises shell and inner casing, described casing is located at the outside of inner casing, and form the vapor chamber of a vacuum, the outer wall of described vapor chamber is equipped with liquid-sucking core, hydraulic fluid is filled with in described vapor chamber, the outer wall of described shell is arranged with electric heater unit, described inner casing is provided with feed pipe and discharge nozzle, and described feed pipe and discharge nozzle stretch into the inside of inner casing successively through shell and inner casing.
2. the precision-investment casting according to claim 1 wax injector of the high efficiency of heating surface, is characterized in that, described upper die and lower die offer coolant flow channel, and described coolant flow channel is communicated with outside cooling fluid through pipeline.
3. the precision-investment casting according to claim 1 wax injector of the high efficiency of heating surface, is characterized in that, described counterdie is provided with the push rod for the apperance after shaping being ejected, and described push rod is connected with jacking cylinder.
4. according to the arbitrary described precision-investment casting wax injector of the high efficiency of heating surface of claim 1-3, it is characterized in that, described discharge nozzle is communicated with cast rifle through pipeline, and the pipeline between described discharge nozzle and cast rifle is provided with pump.
5. the precision-investment casting according to claim 4 wax injector of the high efficiency of heating surface, is characterized in that, described hydraulic fluid is water, and described liquid-sucking core is copperly roll silk screen liquid-sucking core.
6. the precision-investment casting according to claim 5 wax injector of the high efficiency of heating surface, is characterized in that, the outside of described electric heater unit is provided with insulated thermal insulating layer.
7. the precision-investment casting according to claim 6 wax injector of the high efficiency of heating surface, is characterized in that, the inwall of described inner casing is provided with many heat sink strips, described inner casing offers the cell body mutually adaptive with heat sink strip.
8. the precision-investment casting according to claim 7 wax injector of the high efficiency of heating surface, is characterized in that, is filled with paraffin and foam metal in described cell body.
9. the precision-investment casting according to claim 8 wax injector of the high efficiency of heating surface, is characterized in that, described paraffin is set in the periphery of foam metal uniformly.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201520695266.2U CN204892860U (en) | 2015-09-10 | 2015-09-10 | Fired mold precision casting is with high heating efficiency's wax injector |
Applications Claiming Priority (1)
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CN201520695266.2U CN204892860U (en) | 2015-09-10 | 2015-09-10 | Fired mold precision casting is with high heating efficiency's wax injector |
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CN204892860U true CN204892860U (en) | 2015-12-23 |
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CN201520695266.2U Expired - Fee Related CN204892860U (en) | 2015-09-10 | 2015-09-10 | Fired mold precision casting is with high heating efficiency's wax injector |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106984769A (en) * | 2017-06-12 | 2017-07-28 | 浙江坤博机械制造有限公司 | A kind of hot investment casting pressure wax apparatus |
CN107377884A (en) * | 2017-07-25 | 2017-11-24 | 苏州市鑫渭阀门有限公司 | The preparation method of the high pressure stainless steel pump housing |
-
2015
- 2015-09-10 CN CN201520695266.2U patent/CN204892860U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106984769A (en) * | 2017-06-12 | 2017-07-28 | 浙江坤博机械制造有限公司 | A kind of hot investment casting pressure wax apparatus |
CN106984769B (en) * | 2017-06-12 | 2019-06-07 | 浙江坤博机械制造有限公司 | A kind of hot investment casting pressure wax apparatus |
CN107377884A (en) * | 2017-07-25 | 2017-11-24 | 苏州市鑫渭阀门有限公司 | The preparation method of the high pressure stainless steel pump housing |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20180910 |