CN108480571A - The sand shooting mechanism of penetrating sand machine and its penetrate sand method - Google Patents
The sand shooting mechanism of penetrating sand machine and its penetrate sand method Download PDFInfo
- Publication number
- CN108480571A CN108480571A CN201711313782.4A CN201711313782A CN108480571A CN 108480571 A CN108480571 A CN 108480571A CN 201711313782 A CN201711313782 A CN 201711313782A CN 108480571 A CN108480571 A CN 108480571A
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- China
- Prior art keywords
- sand
- template
- penetrating
- heating
- upper mold
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
- B22C15/23—Compacting by gas pressure or vacuum
- B22C15/24—Compacting by gas pressure or vacuum involving blowing devices in which the mould material is supplied in the form of loose particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C13/00—Moulding machines for making moulds or cores of particular shapes
- B22C13/12—Moulding machines for making moulds or cores of particular shapes for cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C19/00—Components or accessories for moulding machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C19/00—Components or accessories for moulding machines
- B22C19/06—Devices for rapping or loosening the pattern
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Devices For Molds (AREA)
Abstract
The invention discloses a kind of sand shooting mechanisms of penetrating sand machine, including upper mold, template and sand ejection board, sand core forming cavity is surrounded by between upper mold and template, cavity up and down is equipped in the middle part of upper mold, sand ejection board is equipped with sand shooting mouth, template upper emits oral pillar and filter screen, it is equipped in the middle part of sand ejection board and penetrates sand solidification equipment, it includes the column that is heating and curing to penetrate sand solidification equipment, thermal resistance guide rod and emit oral pillar baffle ring, it is heating and curing in column equipped with electric heating tube, limiting cushion block and limited screw are equipped at the top of thermal resistance guide rod, limited screw is set as hollow structure and it is interior equipped with heating wires and conducting wire sealing ring；Sand method is penetrated the invention also discloses a kind of penetrating sand machine；The present invention can carry out upper mold, template and sand core secondary demoulding heating using sand solidification equipment is penetrated, shooting pressure can be reduced, mold loss is reduced and reduces mold scab situation, reduces the labor intensity of operative employee, the security risk of operative employee is reduced, company's production run cost is reduced.
Description
Technical field
The invention belongs to the technical fields with air pressure or vacuum debulk, are specifically related to a kind of sand shooting mechanism of penetrating sand machine
And its penetrate sand method.
Background technology
Various sand cores common core shooter often is cast, sand grains is uniformly injected into core using compressed air as power
In box and consolidation is molded, rough workflow：First in core sand injection cartridge, then core sand is injected core by the head of penetrating of bottom
In box, compressed air makes its molding, is blown into solid gas, is demoulded after core sand curing molding, finally moves into plunger tip station and goes out core；
For existing core shooter after shooting away sand, evacuation time is of short duration, and compressed air expands in air suddenly, and noise is very
Greatly, the impaired hearing of operator can be made for a long time；It is in suspension particle that blasting unit top, which has some, in exhaust, is suspended
Fine sand in gas and resin, a part can be discharged to air-flow in workshop, considerably increase dust-laden in workshop air
Amount, severely impacts working environment, endangers the health of shop worker, and existing noise reduction, cleaner general structure are all more complex,
It is expensive.
Invention content
In view of this, the purpose of the present invention is to provide a kind of sand shooting mechanism of penetrating sand machine and its penetrating sand method, this penetrates sand
It the sand shooting mechanism of machine and its penetrates sand method and penetrates sand solidification equipment and filter screen by being provided with, can be reduced to it using filter screen
The discharge of suspended particulate and the energy for weakening compressed air effectively reduce hanging for the noise and carrying when compressed air is discharged
Injury of the floating particles to worker's body can carry out reheating to upper mold, template and sand core using sand solidification equipment is penetrated, can drop
Low shooting pressure reduces mold loss and reduces mold scab situation, reduces the labor intensity of operative employee, reduce operative employee
Security risk, reduce company production run cost.
In order to achieve the above object, a kind of sand shooting mechanism of penetrating sand machine of the present invention, including upper mold, be arranged in upper mold bottom
Template and the sand ejection board being arranged at the top of upper mold are surrounded by sand core forming cavity, the upper mold middle part between the upper mold and template
It is provided with cavity up and down, the sand shooting mouth being connected to sand core forming cavity is provided in the sand ejection board, is set on the template
It is equipped with the cast extended in cavity and emits oral pillar and filter screen, be provided in the middle part of the sand ejection board and penetrate sand solidification equipment, it is described to penetrate
Sand solidification equipment includes the column that is heating and curing being sleeved in cavity, is vertically arranged in the thermal resistance guide rod and set of the column top that is heating and curing
Cast on thermal resistance guide rod and at the top of sealing cavity emits oral pillar baffle ring, and electrical heating is provided in the column that is heating and curing
Pipe, the thermal resistance guide rod top is provided with the limiting cushion block and limited screw that oral pillar baffle ring position is emitted for limiting cast, described
Limited screw is set as hollow structure and the heating wires being connect with electric heating tube and conducting wire sealing ring is arranged inside.
Further, the envelope sand plate that fixed cast emits oral pillar baffle ring is provided in the sand ejection board.
Further, the cast emits oral pillar baffle ring bottom and is provided with annular groove and seal groove, is provided in the seal groove
For the sealing ring with sealing at the top of upper mold.
Further, the sand shooting mouth is arranged in the both sides for penetrating sand solidification equipment, and the sand shooting mouth bottom is provided with and upper mold
The gasket of sealed connection.
Sand method is penetrated the invention also discloses a kind of penetrating sand machine, its step are as follows：
1) assembled sand solidification equipment of penetrating is fixedly mounted in the sand ejection board of sand-shooting head, accesses heating tube conducting wire and led
Sealing ring outside line；
2) by sand ejection board, penetrate sand solidification equipment and upper mold is combined, and fixed screw is fixed；
3) template is mounted on template supporting plate, and oral pillar is emitted inserted with cast on template；
4) pre-temperature is carried out respectively to penetrating sand solidification equipment and template, and it is 55~60 DEG C to keep preset temperature；
5) setting filter screen at oral pillar is emitted in template upper, then will be penetrated after template, upper mold, sand ejection board molding
Sand, after the completion of penetrating sand sand ejection board and cast emit oral pillar baffle ring rise, complete first order stripper apparatus；
6) being heating and curing, column position is constant, and the column that is heating and curing carries out reheating, and heating temperature is set as 200~300 DEG C,
Template and being heating and curing while demoulding column after the completion of heating, completes second and demoulds, penetrating sand machine trolley returns to mechanical preset zero
Point automatic sand adding is done cycle next time and is prepared.
The beneficial effects of the present invention are：
1, it the sand shooting mechanism of penetrating sand machine of the present invention and its penetrates sand method and can be reduced to its suspended particulate using filter screen
The energy for discharging and avoiding weakening compressed air effectively reduces noise when compressed air discharge and the suspended particulate of carrying
Injury to worker's body makes penetrating sand machine improve product quality, improves production capacity, reduces the labor intensity of operative employee, reduce behaviour
The security risk of workmanship；
2, the sand shooting mechanism of penetrating sand machine of the present invention and its penetrate sand method be directly subtracted in penetrating sand machine cost 1 to 2 it is auxiliary
Penetrating sand machine operative employee is helped, at least one auxiliary has been subtracted in equipment and has penetrated sand molding machine, has eliminated the dimension for penetrating sand molding machine accordingly
The expense of expense and the electricity charge and sand shot mold and the expense of environmental protection equipment are repaiied, while the breathing injury for penetrating sand worker is fallen below most
It is low；
3, it the sand shooting mechanism of penetrating sand machine of the present invention and its penetrates sand method and reduces the waste of resin sand in production, reduce
The worker of one secondary installing riser avoids secondary installing riser and is scalded to the high temperature that operative employee brings；
4, it the sand shooting mechanism of penetrating sand machine of the present invention and its penetrates sand method and avoids will produce extra sand when installing riser,
Avoid sand that from casting forging to cast ball, the quality of casting brings prodigious influence, such as product burning into sand；
5, the sand shooting mechanism of penetrating sand machine of the present invention and its molding sand core of sand method is penetrated in process of production to the fast of molten iron
Prompt drop temperature plays certain protection, under the quality conditions for ensureing product, can directly reduce the waste of molten iron；Molten iron is reduced to mould
The damage of tool.
Description of the drawings
Fig. 1 is the sand shooting mechanism of penetrating sand machine of the present invention and its penetrates the structural schematic diagram of sand method.
Reference numeral：1- sand ejection boards；2- is heating and curing column；3- heating tubes；4- thermal resistance guide rods；5- heating wires；6- is poured into a mould
Emit oral pillar baffle ring；7- limiting cushion blocks；8- limited screws；9- conducting wire sealing rings；10- seals sand plate；11- sealing rings；12- sand shooting mouths；
13- upper molds；14- gaskets；15- templates；16- template supporting plates；17- cavitys；18- cast emits oral pillar；19- filter screens；20- rings
Shape slot.
Specific implementation mode
Below in conjunction with attached drawing, the preferred embodiment of the present invention is described in detail.
It is as shown in Figure 1 the structural schematic diagram of the sand shooting mechanism of penetrating sand machine of the present invention；A kind of penetrating sand machine of the present invention penetrates sand
Mechanism, including upper mold 13, be arranged 13 bottom of upper mold template 15 and the sand ejection board 1 at the top of upper mold 13, the upper mold are set
Sand core forming cavity is surrounded by between 13 and template 15,13 middle part of the upper mold is provided with cavity 17 up and down, described to penetrate sand
It is provided with the sand shooting mouth 12 being connected to sand core forming cavity on plate 1, the cast extended in cavity 17 is provided on the template 15
Oral pillar 18 and filter screen 19 are emitted, 1 middle part of the sand ejection board, which is provided with, penetrates sand solidification equipment, and the sand solidification equipment of penetrating includes set
It the column 2 that is heating and curing in cavity 17, the thermal resistance guide rod 3 for being vertically arranged in 2 top of column that is heating and curing and is sleeved on thermal resistance and leads
Cast on bar 3 and for 17 top of sealing cavity emits oral pillar baffle ring 6, and electric heating tube 4 is provided in the column 2 that is heating and curing,
3 top of the thermal resistance guide rod is provided with the limiting cushion block 7 and limited screw 8 that oral pillar baffle ring position is emitted for limiting cast, described
Limited screw 8 is set as hollow structure and the heating wires 5 being connect with electric heating tube and conducting wire sealing ring 9 is arranged inside.
Further, the envelope sand plate 10 that fixed cast emits oral pillar baffle ring 6, the structure are provided in the preferred sand ejection board 1
Be conducive to emit oral pillar baffle ring 6 in fixed sand ejection board 1 and cast, can be certain up and down together, be conducive to demould in first time
Make, so that cast is emitted oral pillar baffle ring and slided along thermal resistance guide rod 3.
Further, the preferred cast emits 6 bottom of oral pillar baffle ring and is provided with annular groove 20 and seal groove, the seal groove
It is inside provided with for the sealing ring 11 with sealing at the top of upper mold, is conducive to when penetrating sand in structure, cavity is made to form closed ring
Border ensures the shooting pressure of sand shooting mouth 12 convenient for sandblasting temperature when control sandblasting, avoids the energy for weakening compressed air.
Further, the preferred sand shooting mouth 12 is arranged in the both sides for penetrating sand solidification equipment, and 12 bottom of the sand shooting mouth is set
It is equipped with the gasket 14 being tightly connected with upper mold 13, the structure is under sealing ring and gasket double action, by the type of inner cavity
Sand will not enter at sand shooting mouth, will not cause the blocking of sand shooting mouth, and guarantee penetrates that sand flow is smooth, in addition advantageously ensures that sand shooting mouth 12
Shooting pressure.
Sand method is penetrated the invention also discloses a kind of penetrating sand machine, its step are as follows：
1) assembled sand solidification equipment of penetrating is fixedly mounted in the sand ejection board of sand-shooting head, accesses heating tube conducting wire and led
Sealing ring outside line；
2) by sand ejection board, penetrate sand solidification equipment and upper mold is combined, and fixed screw is fixed；
3) template is mounted on template supporting plate 16, and oral pillar is emitted inserted with cast on template；
4) pre-temperature is carried out respectively to penetrating sand solidification equipment and template, and it is 55~60 DEG C to keep preset temperature, in sandblasting
Cheng Zhong, molding sand will not melting and solidification, the blocking of sand shooting mouth will not be caused, it is smooth that sand flow is penetrated in guarantee；
5) setting filter screen at oral pillar is emitted in template upper, then will be penetrated after template, upper mold, sand ejection board molding
Sand, after the completion of penetrating sand sand ejection board and cast emit oral pillar baffle ring rise, complete first order stripper apparatus；
6) being heating and curing, column position is constant, and the column that is heating and curing carries out reheating, and heating temperature is set as 200~300 DEG C,
Template and being heating and curing while demoulding column after the completion of heating, completes second and demoulds, penetrating sand machine trolley returns to mechanical preset zero
Point automatic sand adding is done cycle next time and is prepared, after the completion of sandblasting, handled by reheating, be conducive to make molding sand melting and solidification,
It reduces mold loss and reduces mold scab situation, reduce the labor intensity of operative employee, reduce the security risk of operative employee,
Reduction company production run cost.
Finally illustrate, preferred embodiment above is merely illustrative of the technical solution of the present invention and unrestricted, although logical
It crosses above preferred embodiment the present invention is described in detail, however, those skilled in the art should understand that, can be
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (5)
1. a kind of sand shooting mechanism of penetrating sand machine, including upper mold, be arranged upper mold bottom template and what is be arranged at the top of upper mold penetrate
Sand plate is surrounded by sand core forming cavity between the upper mold and template, it is characterised in that：It is provided with up and down in the middle part of the upper mold
Cavity, be provided with the sand shooting mouth being connected to sand core forming cavity in the sand ejection board, be provided on the template and extend to cavity
Interior cast emits oral pillar and filter screen, is provided in the middle part of the sand ejection board and penetrates sand solidification equipment, the sand solidification equipment of penetrating includes
The column that is heating and curing that is sleeved in cavity is vertically arranged in the thermal resistance guide rod for the column top that is heating and curing and is sleeved on thermal resistance guide rod
And the cast at the top of sealing cavity emits oral pillar baffle ring, electric heating tube is provided in the column that is heating and curing, the thermal resistance is led
The limiting cushion block and limited screw that oral pillar baffle ring position is emitted for limiting cast are provided at the top of bar, the limited screw is set as
Hollow structure and the heating wires being connect with electric heating tube and conducting wire sealing ring are arranged inside.
2. the sand shooting mechanism of penetrating sand machine as described in claim 1, it is characterised in that：Fixed cast is provided in the sand ejection board
Emit the envelope sand plate of oral pillar baffle ring.
3. the sand shooting mechanism of penetrating sand machine as described in claim 1, it is characterised in that：The cast emits the setting of oral pillar baffle ring bottom
There are annular groove and seal groove, is provided in the seal groove for the sealing ring with sealing at the top of upper mold.
4. the sand shooting mechanism of penetrating sand machine as described in claim 1, it is characterised in that：Sand solidification dress is being penetrated in the sand shooting mouth setting
The both sides set, the sand shooting mouth bottom are provided with the gasket being tightly connected with upper mold.
5. a kind of sand shooting mechanism using claim 1-4 any one of them penetrates sand method, it is characterised in that：Its step is such as
Under：
1) assembled sand solidification equipment of penetrating is fixedly mounted in the sand ejection board of sand-shooting head, is accessed outside heating tube conducting wire and conducting wire
Portion's sealing ring；
2) by sand ejection board, penetrate sand solidification equipment and upper mold is combined, and fixed screw is fixed.
3) template is mounted on template supporting plate, and oral pillar is emitted inserted with cast on template；
4) pre-temperature is carried out respectively to penetrating sand solidification equipment and template, and it is 55~60 DEG C to keep preset temperature；
5) setting filter screen at oral pillar is emitted in template upper, then will carries out penetrating sand after template, upper mold, sand ejection board molding,
It penetrates sand ejection board and cast after the completion of sand and emits the rise of oral pillar baffle ring, complete first order stripper apparatus；
6) constant to the column position that is heating and curing, the column that is heating and curing carries out reheating, and heating temperature is set as 200~300 DEG C；Add
Template and being heating and curing while demoulding column after the completion of heat, completes second and demoulds, penetrating sand machine trolley returns to mechanical preset zero
Automatic sand adding is done cycle next time and is prepared.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711313782.4A CN108480571A (en) | 2017-12-12 | 2017-12-12 | The sand shooting mechanism of penetrating sand machine and its penetrate sand method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711313782.4A CN108480571A (en) | 2017-12-12 | 2017-12-12 | The sand shooting mechanism of penetrating sand machine and its penetrate sand method |
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| Publication Number | Publication Date |
|---|---|
| CN108480571A true CN108480571A (en) | 2018-09-04 |
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ID=63343937
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711313782.4A Pending CN108480571A (en) | 2017-12-12 | 2017-12-12 | The sand shooting mechanism of penetrating sand machine and its penetrate sand method |
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| Country | Link |
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| CN (1) | CN108480571A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111633187A (en) * | 2020-06-03 | 2020-09-08 | 湖南汉寿玉贤耐磨材料有限公司 | Vertical lifting mechanism of sand shooting machine |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103357823A (en) * | 2013-07-03 | 2013-10-23 | 安徽省宁国新宁装备制造科技发展有限公司 | Integrated molding mould of dead head and casting cavity |
| CN204770510U (en) * | 2015-07-14 | 2015-11-18 | 常州祥德机械制造有限公司 | Environment -friendly core shooting machine penetrate sand mechanism |
-
2017
- 2017-12-12 CN CN201711313782.4A patent/CN108480571A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103357823A (en) * | 2013-07-03 | 2013-10-23 | 安徽省宁国新宁装备制造科技发展有限公司 | Integrated molding mould of dead head and casting cavity |
| CN204770510U (en) * | 2015-07-14 | 2015-11-18 | 常州祥德机械制造有限公司 | Environment -friendly core shooting machine penetrate sand mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111633187A (en) * | 2020-06-03 | 2020-09-08 | 湖南汉寿玉贤耐磨材料有限公司 | Vertical lifting mechanism of sand shooting machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20180904 |