CN207806591U - A kind of vacuum precision foundry furnace equipped with built-in formwork transmission system - Google Patents
A kind of vacuum precision foundry furnace equipped with built-in formwork transmission system Download PDFInfo
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- CN207806591U CN207806591U CN201820080139.5U CN201820080139U CN207806591U CN 207806591 U CN207806591 U CN 207806591U CN 201820080139 U CN201820080139 U CN 201820080139U CN 207806591 U CN207806591 U CN 207806591U
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Abstract
The utility model category vacuum precision Casting Equipment field more particularly to a kind of vacuum precision foundry furnace equipped with built-in formwork transmission system, in working chamber（101）It is interior to be equipped with melting kettle（4）；Ingot casting room（102）It is interior to be equipped with formwork（17）, formwork bracket（8）, formwork pallet（7）, ball-screw（10）, lead screw base（18）And helical teeth roller box（14）；Formwork pallet（7）Set on formwork bracket（8）On；Ball-screw（10）Top and lead screw base（18）It is connected；Ball-screw（10）On screw and formwork bracket（8）Connect；Formwork bracket（8）Both sides be fixed with sliding block（13）；Sliding block（13）Be fixed on ingot casting room（102）Inner wall upper rail（11）Sliding connects；Ball-screw（10）Lower part connects helical teeth roller box（14）Power transmission end.The utility model device place is small, and working service is convenient, and safety is good, and versatility and scalability are strong.
Description
Technical field
The utility model category vacuum precision Casting Equipment field more particularly to a kind of equipped with built-in formwork transmission system
Vacuum precision foundry furnace.
Background technology
Vacuum precision foundry furnace is a kind of extraordinary metallurgical equipment for carrying out hot investment casting under vacuum or protective atmosphere.
The expansion equipment of such equipment and such equipment can be used for carrying out vacuum（Or protective atmosphere）Lower production equiax crystal, column crystal and
The hot investment casting product of monocrystalline.Vacuum precision foundry furnace mostly uses vertical double-chamber structure, and ingot casting room is in lower section, and working chamber is upper
Side.Working chamber carries out secondary remelting for inductor to base material alloy.When for column crystal or single crystal casting, also needed in working chamber
A set of formwork heat-insulation system, heating mould simultaneously make its temperature be more than its alloy melting point.It will be in crucible after the completion of secondary remelting
Metal liquid pours into formwork, and formwork is moved downward according to different process by constant speed or speed change.Until it is fully removed working chamber, every
The closing of two chambers is separated from valve.Ingot casting room is broken empty and is loaded into new formwork.New conjunction is added also by charging mechanism for working chamber
Gold supplies next work period.
The formwork transmission system of traditional vacuum precision foundry furnace uses vertical structure, is arranged in ingot casting room lower part, needs to dig
Equal dell is not used to accommodate formwork transmission system 2m to 5m.Field construction is complicated, of high cost.Simultaneously because dell is easily enriched with argon
Conductance causes anoxic in hole, easily occurs dangerous situation when safeguarding.
Utility model content
The utility model is intended to overcome the shortage of prior art place and provides that a kind of equipment place is small, and installation cost is low, makes
With easy to maintain, safety is good, and versatility and the strong vacuum precision equipped with built-in formwork transmission system of scalability are cast
Stove.
In order to solve the above technical problems, the utility model is realized in this way：
A kind of vacuum precision foundry furnace equipped with built-in formwork transmission system, including furnace body；The furnace body uses
The vertical double-chamber structure of working chamber and ingot casting room；The working chamber is communicated through flap valve with ingot casting room；It is set in the working chamber
There is melting kettle；Formwork, formwork bracket, formwork pallet, ball-screw, lead screw base and helical teeth roller box are equipped in the ingot casting room；
The formwork pallet is set on formwork bracket；The formwork is placed on formwork pallet；Described lead screw base one end and ingot casting room
Inner wall is fixedly connected；The ball-screw top is connected with lead screw base；Screw on the ball-screw connects with formwork bracket；
The both sides of the formwork bracket are fixed with sliding block respectively；The sliding block slides phase with ingot casting chamber interior walls upper rail is vertically fixed in
It connects；It is fixed with servo deceleration motor outside the furnace body；The ball-screw lower part connects the Longitudinal transmission end of helical teeth roller box；
Lateral dynamics transmission end phase of the lateral dynamics transmission end of the helical teeth roller box through vacuum dynamic seal component with servo deceleration motor
It connects.
As a preferred embodiment, the utility model is equipped with formwork heat-insulation system in the working chamber.
Further, vacuum dynamic seal component described in the utility model includes pedestal, flange and outside framework oil seal；The servo
Decelerating motor power transmission port is connected by the flange on pedestal with the outside framework oil seal of vacuum dynamic seal component.
Further, water-cooled monocrystalline Quench disk can be used in formwork pallet described in the utility model.
Further, vacuum water cooling flap valve can be used in flap valve described in the utility model.
Further, formwork bracket described in the utility model is equipped with water cooling tube；Described water cooling tube one end and formwork pallet phase
It connects；The water cooling tube other end connects through metal hose with ingot casting room side wall；The metal hose wraps up refractory fibre band.
The utility model is mainly for the vertical vacuum hot investment casting for producing equiax crystal, column crystal and single crystal casting
Stove, specification is in 5~100kg ranges.Such equipment mainly should be main raw in precision castings such as production iron-based, Ni-based, high temperature alloys
Equiax crystal, column crystal are produced to there is single crystal casting.
1, due on the whole using no pit type equipment, the component of all transmission systems all on ground, so for
The requirement in equipment place substantially reduces, and has saved the cost of equipment installation.
2, the used unit of the utility model formwork transmission system is respectively positioned on ground or more, servo deceleration motor, vacuum moving
Seal assembly is arranged in outside stove, and the components such as ball-screw, guide rail slide block, bracket are placed in ingot casting room.Than ground in terms of installation and maintenance
The vertical type transmission system of pit type is much easier.
3, the utility model formwork transmission system uses modular equipment, and the peace of selectivity can be required according to different process
Common formwork pallet or Technology Quenched with Water cold dish component are filled, the versatility and scalability of equipment are improved.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.The protection model of the utility model
Enclose the statement for being not only limited to following content.
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is sectional view along A-A in the utility model Fig. 1.
Fig. 3 is the utility model vacuum dynamic seal schematic diagram.
Fig. 4 is the utility model stereoscopic schematic diagram.
Wherein：1, furnace body；2, ingot casting room fire door；3, working chamber's fire door；4, melting kettle；5, formwork heat-insulation system；6, it turns over
Plate valve；7, formwork pallet；8, formwork bracket；9, water cooling tube；10, ball-screw；11, guide rail；12, rail brackets；13, sliding block；
14, helical teeth roller box；15, vacuum dynamic seal component；16, servo deceleration motor；17, formwork；18, lead screw base.
Specific implementation mode
As shown, the vacuum precision foundry furnace equipped with built-in formwork transmission system, including furnace body 1；The furnace body 1 is adopted
With the vertical double-chamber structure for including working chamber 101 and ingot casting room 102；It is characterized in that, the working chamber 101 through flap valve 6 with
Ingot casting room 102 communicates；Melting kettle 4 is equipped in the working chamber 101；Formwork 17, formwork support are equipped in the ingot casting room 102
Frame 8, formwork pallet 7, ball-screw 10, lead screw base 18 and helical teeth roller box 14；The formwork pallet 7 is set on formwork bracket 8；
The formwork 17 is placed on formwork pallet 7；18 one end of the lead screw base is fixedly connected with 102 inner wall of ingot casting room；The ball
10 top of leading screw is connected with lead screw base 18；Screw on the ball-screw 10 connects with formwork bracket 8；The formwork bracket 8
Both sides be fixed with sliding block 13 respectively；The sliding block 13 connects with 102 inner wall upper rail 11 sliding of ingot casting room is vertically fixed in；
It is fixed with servo deceleration motor 16 outside the furnace body 1；The Longitudinal that 10 lower part of the ball-screw connects helical teeth roller box 14 passes
Defeated end；Transverse direction of the lateral dynamics transmission end of the helical teeth roller box 14 through vacuum dynamic seal component 15 and servo deceleration motor 16 is dynamic
Power transmission end connects.
The utility model is equipped with formwork heat-insulation system 5 in the working chamber 101.Vacuum dynamic seal group described in the utility model
Part 15 includes pedestal 151, flange 155 and outside framework oil seal 152；16 power transmission port of the servo deceleration motor passes through pedestal
Flange 155 on 151 connects with the outside framework oil seal 152 of vacuum dynamic seal component 15.Formwork pallet 7 described in the utility model uses
Water-cooled monocrystalline Quench disk.Flap valve 6 described in the utility model uses vacuum water cooling flap valve.Formwork described in the utility model
17, the longitudinally running speed of formwork bracket 8 and formwork pallet 7 is 0.1~20mm/min.Formwork bracket 8 described in the utility model
Equipped with water cooling tube 9；9 one end of the water cooling tube connects with formwork pallet 7；9 other end of the water cooling tube is through metal hose and ingot casting
102 side wall of room connects；The metal hose wraps up refractory fibre band.
The utility model is mainly for the vertical vacuum hot investment casting for producing equiax crystal, column crystal and single crystal casting
Stove, specification is in 5~100kg ranges.Such equipment mainly should be main raw in precision castings such as production iron-based, Ni-based, high temperature alloys
Equiax crystal, column crystal are produced to there is single crystal casting.Formwork transmission system in the utility model uses high-precision servo decelerating motor
For power source, primary drive component is placed in ingot casting room, in rear or side rather than melt pit.Transmission system in the utility model
It uses ball-screw for main kinematic pair, is converted vertical worm drive to by helical teeth roller box and horizontally rotated, and by true
Lost motion sealing structure draws ingot casting room and is connected with servo deceleration motor.Match on the formwork bracket of transmission system in the utility model
There is formwork pallet, water-cooled monocrystalline Quench disk or non-water cooling common die pallet can be used according to different process.For production etc.
Common die pallet can be used in the vacuum drying oven of axialite casting, and swashing for high pressure cooling can be used in the vacuum drying oven for producing single crystal casting
Cold dish component.Transmission system in the utility model need to coordinate vacuum water cooling flap valve to work, and make equipment not to reach
The case where destroying vacuum quantity-produced purpose.
It is shown in Figure 1, ingot casting room fire door 2, working chamber's fire door 3, melting kettle 4, formwork heat-insulation system 5, flap valve 6,
It is formwork pallet 7, formwork bracket 8, water cooling tube 9, ball-screw 10, guide rail 11, rail brackets 12, sliding block 13, helical teeth roller box 14, true
Lost motion seal assembly 15, servo deceleration motor 16, formwork 17；Lead screw base 18 is arranged on furnace body 1.
The upper chamber of furnace body 1 is known as working chamber 101, and lower chambers are known as ingot casting room 102, mainly having melting in working chamber 101
Crucible 4 and formwork heat-insulation system 5 can remove formwork heat-insulation system 5 when carrying out equiax crystal hot investment casting operation.Formwork is driven
Most of component of system is placed in ingot casting room 102.Wherein flap valve 6 is mainly used for isolating working chamber 101 and ingot casting room
102, have the function of sealing vacuum, while the valve plate in flap valve also has water-cooled jacket, prevents damage of the heat radiation to valve plate.
10 top of ball-screw is connected with lead screw base 18, and lead screw base 18 is welded and fixed with 102 inner wall of ingot casting room；10 lower part of ball-screw with
Helical teeth roller box 14 is connected, and by vacuum dynamic seal component 15 by transmission be drawn out to ingot casting room 102 it is outer and with servo deceleration electricity
16 company of being connected of machine, completes the transmission of power.
Shown in Figure 2,8 both sides of formwork bracket are connected with two groups of sliding blocks 13 respectively, and every group of sliding block 13 is led respective
On rail 11, guide rail 11 is welded and fixed by rail brackets 12 and 102 inner wall of ingot casting room.It can effectively prevent formwork pallet 7, mould in this way
Shell bracket 8 and swing of the formwork 17 in lifting process, while also the bending load that ball-screw 10 is born has been fallen in resolution, increases
The stability in motion process is added.
When formwork transmission system works, flap valve 6 acts in advance, keeps valve plate in the open state.By servo deceleration motor
16 provide power, and power is reached helical teeth roller box 14 by transmission shaft, and power is reached ball-screw 10 by helical teeth roller box 14.Ball-screw
Screw on 10 is connected with die holder 8, and driven mold pallet 7 moves up and down in overall with formwork 17.The speed of movement is by watching
The control of decelerating motor 16 is taken, the speed of low speed segment is the core index of work under normal circumstances, can reach 0.1~20mm/
Min, positioning accuracy 0.1mm.Purpose of the high regime only as the formwork 17 that changes the outfit up and down, to positional precision and robust motion requirement
It is not high, it is most fast up to 4000mm/min.Formwork bracket 8 is equipped with 2 water cooling tubes 9, when progress column crystal, single crystal casting production are made
When industry, Technology Quenched with Water cold dish component need to be used, at this point, water cooling tube 9 can be used to supply water, water cooling tube 9 will connect metal hose, gold
Belong to hose with 102 side wall of ingot casting room to be connected, cooling water be drawn outside furnace body 1, metal hose moved up and down in formwork bracket 8
Swing state is in journey, to prevent the splashing of molten metal in casting process, it is also necessary to metal hose outer wrapping refractory fibre band
It is protected.
As shown in figure 3, vacuum dynamic seal component 15 is by pedestal 151, outside framework oil seal 152, spacer ring 153, lubricating cup 154, flange
155 and felt collar 156 form.Servo deceleration motor 16 passes through the flange 155 and 15 end bone of vacuum dynamic seal component on pedestal 151
Frame oil sealing 152 is connected.Outside framework oil seal 152 shares three groups, vacuum sealing is used for two groups of atmospheric side, to the one of inlet side
Group is only used for sealing lubricating oil, prevents oil leak.Can be lubricating oil is injected between outside framework oil seal 152 by lubricating cup 154, oil
The spacer ring 153 for flowing through radial aperture makes lubricating oil successfully flow into the cavity of the formation of outside framework oil seal 152, for lubricating and sealing.
Due to being lubricated and sealing under vacuum, so lubricating oil need to use vacuum pump special oil.
The utility model is applied to the hot investment casting stove in casting liquid too molten metal to mold under vacuum.It is mainly used for
In vacuum（Or protective atmosphere）The hot investment casting product of lower production equiax crystal, column crystal and monocrystalline.The utility model is using no hole
Formula structure, the component of all transmission systems all on ground, so the requirement for equipment place substantially reduces, are saved
The cost of equipment installation.Meanwhile the utility model also has many advantages, such as to safeguard simple, versatile, modularization extension.
Above with respect to the specific descriptions of the utility model, it is merely to illustrate the utility model and is not limited to this practicality newly
Technical solution described in type embodiment.It will be understood by those of ordinary skill in the art that still can to the utility model into
Row modification or equivalent replacement, to reach identical technique effect.Needs are used as long as meeting, all in the protection domain of utility model
It is interior.
Claims (6)
1. a kind of vacuum precision foundry furnace equipped with built-in formwork transmission system, including furnace body（1）；The furnace body（1）Using
Including working chamber（101）And ingot casting room（102）Vertical double-chamber structure；It is characterized in that, the working chamber（101）Through flap valve
（6）With ingot casting room（102）It communicates；In the working chamber（101）It is interior to be equipped with melting kettle（4）；The ingot casting room（102）Inside it is equipped with
Formwork（17）, formwork bracket（8）, formwork pallet（7）, ball-screw（10）, lead screw base（18）And helical teeth roller box（14）；The mould
Shell pallet（7）Set on formwork bracket（8）On；The formwork（17）It is placed in formwork pallet（7）On；The lead screw base（18）One
End and ingot casting room（102）Inner wall is fixedly connected；The ball-screw（10）Top and lead screw base（18）It is connected；The ball-screw
（10）On screw and formwork bracket（8）Connect；The formwork bracket（8）Both sides be fixed with sliding block respectively（13）；It is described
Sliding block（13）Be vertically fixed in ingot casting room（102）Inner wall upper rail（11）Sliding connects；The furnace body（1）Outer be fixed with is watched
Take decelerating motor（16）；The ball-screw（10）Lower part connects helical teeth roller box（14）Longitudinal transmission end；The helical gear
Case（14）Lateral dynamics transmission end through vacuum dynamic seal component（15）With servo deceleration motor（16）Lateral dynamics transmission end
Connect.
2. the vacuum precision foundry furnace according to claim 1 equipped with built-in formwork transmission system, it is characterised in that：
The working chamber（101）Equipped with formwork heat-insulation system（5）.
3. the vacuum precision foundry furnace according to claim 2 equipped with built-in formwork transmission system, it is characterised in that：Institute
State vacuum dynamic seal component（15）Including pedestal（151）, flange（155）And outside framework oil seal（152）；The servo deceleration motor
（16）Power transmission port passes through pedestal（151）On flange（155）With vacuum dynamic seal component（15）Outside framework oil seal（152）
Connect.
4. the vacuum precision foundry furnace according to claim 3 equipped with built-in formwork transmission system, it is characterised in that：Institute
State formwork pallet（7）Using water-cooled monocrystalline Quench disk.
5. the vacuum precision foundry furnace according to claim 4 equipped with built-in formwork transmission system, it is characterised in that：Institute
State flap valve（6）Using vacuum water cooling flap valve.
6. the vacuum precision foundry furnace according to claim 4 or 5 equipped with built-in formwork transmission system, feature exist
In：The formwork bracket（8）Equipped with water cooling tube（9）；The water cooling tube（9）One end and formwork pallet（7）Connect；The water cooling tube
（9）The other end is through metal hose and ingot casting room（102）Side wall connects；The metal hose wraps up refractory fibre band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820080139.5U CN207806591U (en) | 2018-01-18 | 2018-01-18 | A kind of vacuum precision foundry furnace equipped with built-in formwork transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820080139.5U CN207806591U (en) | 2018-01-18 | 2018-01-18 | A kind of vacuum precision foundry furnace equipped with built-in formwork transmission system |
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| Publication Number | Publication Date |
|---|---|
| CN207806591U true CN207806591U (en) | 2018-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820080139.5U Active CN207806591U (en) | 2018-01-18 | 2018-01-18 | A kind of vacuum precision foundry furnace equipped with built-in formwork transmission system |
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| CN (1) | CN207806591U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107962172A (en) * | 2018-01-18 | 2018-04-27 | 沈阳真空技术研究所有限公司 | Vacuum precision foundry furnace equipped with built-in formwork transmission system |
| WO2020181659A1 (en) * | 2019-03-12 | 2020-09-17 | 永大科技集团有限公司 | Dual-mold housing four-chamber directional/single-crystal vacuum induction furnace device |
-
2018
- 2018-01-18 CN CN201820080139.5U patent/CN207806591U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107962172A (en) * | 2018-01-18 | 2018-04-27 | 沈阳真空技术研究所有限公司 | Vacuum precision foundry furnace equipped with built-in formwork transmission system |
| CN107962172B (en) * | 2018-01-18 | 2024-02-09 | 沈阳真空技术研究所有限公司 | Vacuum precision casting furnace with built-in mould shell transmission system |
| WO2020181659A1 (en) * | 2019-03-12 | 2020-09-17 | 永大科技集团有限公司 | Dual-mold housing four-chamber directional/single-crystal vacuum induction furnace device |
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