CN206898355U - A kind of low pressure fills type cut-off equipment - Google Patents
A kind of low pressure fills type cut-off equipment Download PDFInfo
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- CN206898355U CN206898355U CN201720755927.5U CN201720755927U CN206898355U CN 206898355 U CN206898355 U CN 206898355U CN 201720755927 U CN201720755927 U CN 201720755927U CN 206898355 U CN206898355 U CN 206898355U
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Abstract
It the utility model is related to a kind of low pressure and fill type cut-off equipment, including cross flowing plate, pressing plate, intercepter plate, connecting rod, cylinder, tracheae, magnetic valve, compressed gas source air accumulator, safety power supply, contact；The liter liquid channel position that flowing plate is fixedly arranged on low pressure casting casting mold is crossed, pressing plate was arranged in flowing plate；Intercepter plate is arranged at pressing plate and crossed between flowing plate, is connected between intercepter plate and cylinder by connecting rod, tracheae is connected between cylinder and magnetic valve, magnetic valve is connected with compressed gas source air accumulator and contact.The utility model is simple in construction, it is easy to use, magnetic valve is activated to open compressed gas source passage by connection after contact molten metal drives cylinder moving cut-off equipment startup is blocked a liter liquid passage, then by manually to hot topping hot liquid metal, make between rising head and casting body formed with the thermograde beneficial to feeding, strengthen riser feeding ability, improve casting quality, the low pressure casting for the thick and large casting that is particularly suitable for use in fills type.
Description
Technical field
The utility model belongs to Casting Technology field, and more particularly to a kind of low pressure fills type cut-off equipment.
Background technology
From rudiment, mature only has the history of last 100 yearses to low pressure casting till now, and traditional casting method is by gold mostly
Category liquid fills die cavity under gravity, and low pressure casting is to fill type from bottom to top, thus also known as antigravity casting.Its principle
It is to apply the pure air pressure bigger than atmospheric pressure on closed molten metal surface or inert gas pressure, molten metal pass through leaching
The stalk being placed in molten metal rises, and is pressed into the mould being connected to stalk.Molten metal is slow from the bottom of die cavity
Slowly start to fill, fill after the completion of type and keep certain pressure, molten metal solidifies under stress, solidification be since product top to
Cast gate direction is shifted, and molten metal just solidifies the moment by stalk passage to feeding a casting in gate portions in process of setting
Removal pressure.Because employing bottom filling fills type, liquid metal filling is steady, no splash phenomena, can avoid being involved in gas and right
Washing away for type wall and core, improves the qualification rate of casting.
The shortcomings that low pressure casting is that the free degree that pouring technology is set is small, for having local thermal center, and thermal center position on casting
Casting in casting top is just difficult to form Feeding channel, depends merely on pressure feeding and does not just have expected effect.
Existing low pressure, which is filled, can not set open riser in mold casting, hot liquid metal teeming enhancing feeding can not be carried out to rising head
Ability.The low pressure of traditional handicraft is filled type and solidified under stress, only relies on liter liquid passage and carries out feeding, larger for the thin deviation of wall thickness
It can not be formed for the part of Feeding channel, just be difficult to cast out premium casting.
The content of the invention
Technical problem to be solved in the utility model is to be directed to above-mentioned the deficiencies in the prior art, there is provided a kind of low pressure is filled
Type cut-off equipment, the advantages of filling type using low pressure, carry out filling type cast, open riser are set on casting mold cavity, when the gold in die cavity
After category liquid rises to rising head certain position, cut-off equipment starts, and the cut-off of liquid passage will be risen, then by manual type into rising head
The molten metal of teeming heat, makes rising head form a thermograde for being advantageous to feeding with casting body, strengthens the feeding energy of rising head
Power, improves casting quality, and the low pressure casting for the thick and large casting that is particularly suitable for use in fills type.
The purpose of this utility model and solves its technical problem using following technical scheme to realize.
According to the utility model proposes a kind of low pressure fill type cut-off equipment, including cross flowing plate 1, pressing plate 2, intercepter plate 3, even
Bar 4, cylinder 5, tracheae 6, magnetic valve 7, compressed gas source air accumulator 8, safety power supply 9, contact 10；
It is described to be provided with circular hole 12 and pressing plate 2 in flowing plate 1 excessively, and pressing plate 2 with circular hole 12 is shifted to install in flowing plate 1 excessively
On, ensure that circular hole 12 is not covered by pressing plate 2；Pressing plate 2 is bolted with crossing flowing plate 1；
It is intercepter plate 3 between pressing plate 2 and excessively flowing plate 1, the length of intercepter plate 3 was more than or equal to the length of flowing plate 1；Dam
Plate 3 can move horizontally between pressing plate 2 and excessively flowing plate 1；Connected between intercepter plate 3 and cylinder 5 by connecting rod 4；Connected on cylinder 5
There is tracheae 6, tracheae 6 is also connected with magnetic valve 7, and magnetic valve 7 is connected with compressed gas source air accumulator 8 and contact 10, and contact has two,
One of them is also associated with safety power supply 9 between magnetic valve 7；Described contact 10 is conductive material.
The purpose of this utility model and solve its technical problem and can also be applied to the following technical measures to achieve further.
A kind of foregoing low pressure fills type cut-off equipment, wherein, when low pressure fills mold casting, cross flowing plate 1 and pressing plate 2 is fixedly arranged on casting
In type 15, the circular hole 12 crossed in flowing plate is corresponding with the liter liquid passage 16 in casting mold, and it is corresponding with stalk 11 to rise liquid passage 16；Contact
10 positions of rising head 14 being fixed on casting 13.
A kind of foregoing low pressure fills type cut-off equipment, wherein, when low pressure fills mold casting, when the molten metal in rising head 14 is with touching
During first 10 contact, magnetic valve 7 starts, opening gas channel, and the gases at high pressure in compressed gas source air accumulator enter cylinder, there is provided dynamic
Power makes intercepter plate be moved rapidly to circular hole direction, and circular hole is blocked, so as to block a liter liquid passage.
A kind of foregoing low pressure fills type cut-off equipment, wherein, the contact 10 is obtuse-angulate " L " type of bending, contact
One end is inserted in the cavity of rising head position, and the other end is detachably secured to edge above rising head.
In summary, a kind of low pressure of the utility model, which fills type cut-off equipment, technically significant progress, and with bright
Aobvious good effect, it is really a new and innovative, progressive, practical new design.
The beneficial effects of the utility model are：The utility model is simple in construction, easy to operate, dams precisely, by touching
The sensing of head, starts cut-off equipment, a liter liquid passage is blocked, then by manually to intraoral teeming hot liquid metal is emitted, making casting
A thermograde for being advantageous to feeding is formed between part body and rising head, the feeding capacity of rising head is effectively enhanced, avoids out
Show shrinkage cavity and porosity, exhaust and collection slag, the thin deviation of the wall thickness that is particularly suitable for use in is larger and locally has the casting of thermal center, can carry significantly
The quality of high casting.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model
Art means, and being practiced according to the content of specification, and in order to allow above and other purpose of the present utility model, feature
It can become apparent with advantage, below especially exemplified by preferred embodiment, and with reference to accompanying drawing, describe in detail as follows.
Brief description of the drawings
Fig. 1 is side view of the present utility model；
Fig. 2 is that the utility model dams the schematic diagram of partial top；
Fig. 3 is structural representation of the utility model on low pressure casting casting mold；
Fig. 4 is Fig. 3 partial enlarged drawing.
【Component symbol explanation】
1：Cross flowing plate 2：Pressing plate
3：Intercepter plate 4：Connecting rod
5：Cylinder 6：Tracheae
7：Magnetic valve 8：Compressed gas source air accumulator
9：Safety power supply 10：Contact
11：Stalk 12：Circular hole
13：Casting 14：Rising head
15：Casting mold 16：Rise liquid passage
Embodiment
Further to illustrate that the utility model is to reach the technological means and effect that predetermined goal of the invention taken, below
With reference to accompanying drawing and preferred embodiment, to according to the utility model proposes a kind of low pressure fill type cut-off equipment, its specific embodiment party
Formula, structure, feature and its effect, describe in detail as after.
The utility model is that a kind of low pressure fills type cut-off equipment, including crosses flowing plate 1, pressing plate 2, intercepter plate 3, connecting rod 4, cylinder
5, tracheae 6, magnetic valve 7, compressed gas source air accumulator 8, safety power supply 9, contact 10, cross in flowing plate 1 and be additionally provided with circular hole 12, such as scheme
Shown in 1 and Fig. 2.
Contact 10 is conductive material, and the effect of magnetic valve 7 is to contact with contact 10 when molten metal rises to defined position
Moment, magnetic valve start, and the gases at high pressure in compressed gas source air accumulator enter cylinder by magnetic valve, promote intercepter plate 3 rapid
Movement blocks circular hole 12, so as to rise liquid passage plugging.Gases at high pressure in compressed gas source air accumulator 8 provide for cylinder moving
Power source, specifically, business is stored into the compressed gas source air accumulator or bought after air can be compressed using air compressor
The high-pressure inert gas gas bomb of product；Safety power supply 9 starts for magnetic valve 7 provides power source；Specifically, safety power supply 9 can
To connect transformer using battery, or using power line, 220V civil powers are converted into 36V safe voltages.
Further, the pressing plate is bolted with crossing flowing plate, and pressing plate 2 and circular hole 12 are shifted to install in excessively stream
On plate, ensure that circular hole 12 is not covered by pressing plate.It is intercepter plate 3 between pressing plate 2 and excessively flowing plate, intercepter plate 3 can be in pressing plate 2 and excessively stream
Moved horizontally between plate 1, the length of intercepter plate 3 was more than or equal to the length of flowing plate 1.Pass through company between intercepter plate 3 and cylinder 5
Bar 4 is connected, and tracheae 6 is connected with cylinder 5, and tracheae 6 is also connected with magnetic valve 7, magnetic valve 7 and compressed gas source air accumulator 8 and tactile
First 10 are connected, and contact 10 has two, and one of them is also associated with safety power supply 9 between magnetic valve 7.
As shown in Figure 3 and Figure 4, cross flowing plate 1 and pressing plate 2 thereon is fixedly arranged on the inside of casting mold 15, when making casting mold, general
Cross flowing plate and be placed on the correct position that liquid passage 16 is risen in casting mold, the circular hole in flowing plate is correlated with rising liquid passage 16, excessively stream
Circular hole and liter liquid passage 16 on plate are collectively forming the flow channel of molten metal, and ensure that intercepter plate 3 can be in pressing plate and mistake
Moved horizontally between flowing plate；It is actually a cavity inside casting mold 15 to rise liquid passage 16, make during use this liter of liquid passage and
It is affixed after stalk 11 is corresponding；It is casting 13 to rise the top of liquid passage 16, and open riser 14 is provided with casting 13；Connecting rod 4, cylinder 5,
Tracheae 6, magnetic valve 7, compressed gas source air accumulator 8, safety power supply 9, contact 10 may be contained within the outside of casting mold 15；Contact 10 is fixed
In certain position in rising head 14, when carrying out low pressure casting, molten metal is risen in casting 13 along stalk 11 to carry out filling type casting
Make, after Filling Processes of Castings is complete, molten metal enters rising head 14, as molten metal is emitting intraoral constantly rising, when molten metal rises to
When being contacted with contact 10, because contact is conductive material, circuit loop is connected, and magnetic valve is opened, in compressed gas source air accumulator 8
Gases at high pressure enter cylinder, there is provided and power makes intercepter plate 3 be moved rapidly to the circular hole direction for crossing flowing plate 1, and circular hole 12 is blocked, from
And block a liter liquid passage.Then by manual type into rising head teeming molten metal.Intraoral a certain amount of gold is stored due to emitting
Belong to liquid, form a thermograde for being advantageous to feeding between such rising head and casting body, can so strengthen rising head
Feeding capacity, help to prevent the thick big position of casting from shrinkage cavity and porosity occur, the quality of casting can be improved, be particularly suitable for use in wall
The larger casting of thickness deviation.
Specifically, contact 10 can be " L " type of bending in obtuse angle, one end insertion emits intraoral, and the other end is placed on rising head
On the casting mold at edge and compress with resistance to movement；Or a fixed mount is made, two contacts are fixed on fixed mount, then will
Fixed mount is positioned over rising head position, and adjustment contact is to emitting intraoral appropriate depth.
One embodiment is：One end insertion of contact emits intraoral, and the other end is placed directly on the casting mold top surface at rising head edge,
Pushed down with weight fixed.
The utility model provides a kind of cut-off equipment that type is filled suitable for low pressure casting, and main purpose is to play cut-out in time
Rise the effect of liquid passage.The utility model is opened by the contact on device and molten metal contacts moment, magnetic valve, compressed gas source
Gases at high pressure in air accumulator enter cylinder, intercepter plate movement is blocked circular hole, and a liter purpose for liquid passage is blocked so as to reach,
Its accuracy height that dams, speed is fast, by artificial teeming molten metal after damming, makes to form one between rising head and casting body
Be advantageous to the thermograde of feeding, strengthen riser feeding ability, prevent the thick big position of casting from shrinkage cavity and porosity occur, so as to improve
The quality of casting.Specifically, intercepter plate 3 can be steel material.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is made any formal
Limitation, although the utility model is disclosed above with preferred embodiment, but be not limited to the utility model, it is any ripe
Professional and technical personnel is known, is not being departed from the range of technical solutions of the utility model, when in the technology using the disclosure above
Hold the equivalent embodiment made a little change or be modified to equivalent variations, as long as being without departing from technical solutions of the utility model
Hold, any simple modification, equivalent change and modification made according to the technical essence of the utility model to above example, still
Belong in the range of technical solutions of the utility model.
Claims (4)
1. a kind of low pressure fills type cut-off equipment, it is characterised in that including cross flowing plate (1), pressing plate (2), intercepter plate (3), connecting rod (4),
Cylinder (5), tracheae (6), magnetic valve (7), compressed gas source air accumulator (8), safety power supply (9), contact (10)；
Described cross in flowing plate (1) is provided with circular hole (12) and pressing plate (2), and pressing plate (2) and circular hole (12) are shifted to install in mistake
In flowing plate (1), ensure that circular hole (12) is not covered by pressing plate (2)；Pressing plate (2) is bolted with crossing flowing plate (1)；
It is intercepter plate (3) between pressing plate (2) and excessively flowing plate (1), the length of intercepter plate (3) was more than or equal to the length of flowing plate (1)
Degree；Intercepter plate (3) can move horizontally between pressing plate (2) and excessively flowing plate (1)；Pass through connecting rod between intercepter plate (3) and cylinder (5)
(4) connect；Tracheae (6) is connected with cylinder (5), tracheae (6) is also connected with magnetic valve (7), and magnetic valve (7) stores up with compressed gas source
Gas tank (8) is connected with contact (10), and contact (10) has two, and one of them is also associated with safety power supply between magnetic valve (7)
(9)；Described contact (10) is conductive material.
2. low pressure as claimed in claim 1 fills type cut-off equipment, it is characterised in that when low pressure fills mold casting, cross flowing plate (1) and
Pressing plate (2) is fixedly arranged in casting mold (15), and the circular hole (12) crossed in flowing plate (1) is corresponding with the liter liquid passage (16) in casting mold (15),
It is corresponding with stalk (11) to rise liquid passage (16)；Rising head (14) position that contact (10) is fixed on casting (13).
3. low pressure as claimed in claim 2 fills type cut-off equipment, it is characterised in that when low pressure fills mold casting, when in rising head (14)
Molten metal when being contacted with contact (10), magnetic valve (7) starts, and opens gas channel, the high pressure in compressed gas source air accumulator (8)
Gas enters cylinder (5), there is provided and power makes intercepter plate (3) be moved rapidly to circular hole (12) direction, and circular hole (12) is blocked, so as to
Block a liter liquid passage.
4. low pressure as claimed in claim 2 fills type cut-off equipment, it is characterised in that the contact (10) is that bending is obtuse-angulate
" L " type, one end of contact are inserted in the cavity of rising head (14) position, and the other end is detachably secured to edge above rising head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720755927.5U CN206898355U (en) | 2017-06-26 | 2017-06-26 | A kind of low pressure fills type cut-off equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720755927.5U CN206898355U (en) | 2017-06-26 | 2017-06-26 | A kind of low pressure fills type cut-off equipment |
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| Publication Number | Publication Date |
|---|---|
| CN206898355U true CN206898355U (en) | 2018-01-19 |
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ID=61284144
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720755927.5U Active CN206898355U (en) | 2017-06-26 | 2017-06-26 | A kind of low pressure fills type cut-off equipment |
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| CN (1) | CN206898355U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023010742A1 (en) * | 2021-08-04 | 2023-02-09 | 苏州明志科技股份有限公司 | Low-pressure mold filling gravity feeding device and method |
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2017
- 2017-06-26 CN CN201720755927.5U patent/CN206898355U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023010742A1 (en) * | 2021-08-04 | 2023-02-09 | 苏州明志科技股份有限公司 | Low-pressure mold filling gravity feeding device and method |
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