CN101553331B - Moulding machine for making an upper and a lower mould and method for operating said machine - Google Patents
Moulding machine for making an upper and a lower mould and method for operating said machine Download PDFInfo
- Publication number
- CN101553331B CN101553331B CN2007800453300A CN200780045330A CN101553331B CN 101553331 B CN101553331 B CN 101553331B CN 2007800453300 A CN2007800453300 A CN 2007800453300A CN 200780045330 A CN200780045330 A CN 200780045330A CN 101553331 B CN101553331 B CN 101553331B
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- China
- Prior art keywords
- extruder member
- pressurizing unit
- casting mold
- unit
- mold
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C19/00—Components or accessories for moulding machines
- B22C19/04—Controlling devices specially designed for moulding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C11/00—Moulding machines characterised by the relative arrangement of the parts of same
- B22C11/10—Moulding machines characterised by the relative arrangement of the parts of same with one or more flasks forming part of the machine, from which only the sand moulds made by compacting are removed
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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
- B22C15/02—Compacting by pressing devices only
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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
- B22C15/10—Compacting by jarring devices only
- B22C15/14—Compacting by jarring devices only involving pneumatic or hydraulic mechanisms
- B22C15/16—Compacting by jarring devices only involving pneumatic or hydraulic mechanisms the machine having special provision for reducing shock to its frame
- B22C15/18—Compacting by jarring devices only involving pneumatic or hydraulic mechanisms the machine having special provision for reducing shock to its frame by means of separate shock-absorbers
Abstract
A method of operation for an apparatus for making an upper and a lower mold and the apparatus therefore that can prevent a mold from having a-wrap or a match plate from being damaged. The apparatus for making an upper and a lower mold of the present invention controls the forward movement of an upper and a lower squeeze member such that when they each move forward to the match plate by means of the squeeze means of the upper and lower molds the difference in the squeeze forces imparted by the upper squeeze means to the upper squeeze member, and the squeeze force imparted by the lower squeeze means to the lower squeeze member, is kept within the predetermined tolerance.
Description
Technical field
The present invention relates to a kind of method of operating and this casting mold device that is used to cast the casting mold device of upper mold and lower mold.Especially, the present invention relates to the casting method of a kind of upper mold and lower mold, this method can prevent that the casting mold that is cast from having the generation that a covering or a match plate such as are damaged at situation, in addition, the invention still further relates to this casting mold device.
Background technology
Usually, the exemplary device that is used to cast stacked no sandbox upper casting mold and lower casting mold comprises:
Go up drag boxs for two pairs, be provided with a blast inlet at the sidewall of each sandbox;
One is arranged on this two couple goes up a pair of match plate in the drag box, makes this match plate to insert or to take out through a supply unit;
The molding sand squeeze unit of one casting mold; This molding sand squeeze unit have one be arranged on the peristome office that is not provided with match plate of drag box on this pressurizing unit up and down; Therefore this pressurizing unit can free in and out; Wherein this match plate is located in this between the last drag box; What wherein this molding sand squeeze unit was supporting that clamping has this match plate should be to last drag box, make should to last drag box can around a back shaft in vertical plane along forward or backwards, and this on the state that is in vertical position of drag box and should on rotate between the state that is horizontal of drag box;
One rotary drive unit, its driving are used for this molding sand squeeze unit of casting mold along rotation forward or backwards;
One molding sand is blown into the unit, wherein molding sand through one be used for blast notes sand mouth (molding sand blow gun) be blown into a pair of drag box of going up, this is provided with by vertical through a rotary unit last drag box;
One mould lifting unit, this mould lifting unit is used for tripping out the upper casting mold and lower casting mold that is positioned at drag box on this, and this casting mold is horizontally disposed with and is range upon range of each other;
One sandbox rotary unit, this sandbox rotary unit can be successively alternately rotating drag box on this two couple between this molding sand squeeze unit and the mould lifting unit, at this molding sand squeeze unit place that is used for casting mold; The a pair of drag box of should going up is horizontally disposed with; At this place, mould lifting unit, this two couple goes up drag box and is horizontally disposed with, every pair should in the drag box; A sandbox is stacked on another sandbox, and this cope that can lift or lower.
(publication 1)
[publication] W02005/058528A1
Summary of the invention
Yet there is following problem in the casting mold device that a upper casting mold and lower casting mold of moulding like this is made in traditional being used to:
The casting mold of casting usually has a covering, and perhaps under the worst situation, even match plate all is damaged.This is owing to be somebody's turn to do fltting speed between pressurizing unit or extruding force difference up and down; Plastotype pattern between two surfaces of this match plate is different; The thickness of this upper casting mold and lower casting mold is different, and the density of the molding sand of filling in the casting mold space of this upper casting mold and lower casting mold is different, and due to the similar reason.
Therefore, when each when up and down pressurizing unit is pushed to match plate, each up and down on the pressurizing unit suffered power different.Thereby each is suffered on the pressurizing unit up and down to promote this by this drive unit being used to of producing the extruding force of pressurizing unit is different up and down.This makes one of them extruding force become big brokenly.
Consider the problems referred to above, the present invention aims to provide a kind of method of operating and this casting mold device that is used to cast the casting mold device of upper casting mold and lower casting mold, and the casting mold that is used to prevent a moulding has a covering or a match plate is damaged.
Be used to cast the method for operating of the casting mold device of a upper casting mold and lower casting mold among the present invention, this device comprises:
One casting mold unit, it comprises:
Clamping has a cope and a drag box of a match plate betwixt;
Extruder member on one, it is plugged in a peristome office that is not provided with match plate of this cope, and extruder member combines to form a space and is used to cast upper mold on this with cope; And
One is arranged on the separator on this cope, is used for extruder member on this is separated from this match plate;
One executing agency, it comprises:
Pressurizing unit on one is used for extruder member on is pressed to this match plate;
One casting mold framework and extruder member once, these both can combine with this drag box to form one be used to cast a lower mold the space; And
Once pressurizing unit is used for this time extruder member is pressed to this match plate;
One driver element is used for driving and should goes up pressurizing unit and this time pressurizing unit; And
One transport, it is provided with the rotating frame that can in a vertical plane, make progress or be rotated down,
Wherein in this method of operating that is used for casting the device of upper mold and lower mold, this casting mold unit is moved into or shifts out this executing agency through this rotating frame; And wherein when extruder member is pushed to this match plate through pressurizing unit about this up and down; Should go up the ahead running of extruder member and following extruder member and controlled, remain in certain allowable deviation scope from this difference of being somebody's turn to do this time extruding force that upward extruding force and this time extruder member bear from this time pressurizing unit that goes up that pressurizing unit bears so that should go up extruder member.
On the other hand, the casting mold device that is used to cast upper mold and lower mold of this method of operating of employing of the present invention comprises:
A plurality of measurement mechanisms that are set on this driver element are used for measuring each extruding force of extruder member up and down in extrusion process; And
One instruction sending device; After the difference of the extruding force of the up and down pressurizing unit that records is calculated; This difference that calculates and this allowable deviation are contrasted,, this driver element is sent instruction based on this comparing result; Interrupt or slow down perhaps both ahead runnings of extruder member this on, this time extruder member with indication, up to this extruding force difference less than this allowable deviation.
This casting mold device that is used to cast upper mold and lower mold is provided with as follows: after this executing agency is sent into by this transport in this casting mold unit; Extruder member is pushed to this match plate through pressurizing unit about this up and down; This molding sand in this upper casting mold and lower casting mold space of this upper casting mold and lower casting mold is extruded; And based on the result that this measurement mechanism records, calculate this extruding force difference of pressurizing unit up and down, and this result of calculation and this allowable deviation are compared.When this difference during greater than this allowable deviation; This instruction sending device is to each pressurizing unit transmission instruction up and down; To interrupt or to slow down the ahead running of pressurizing unit and this time pressurizing unit this on; Perhaps interrupt or slow down any one and should go up the maybe ahead running of this time pressurizing unit of pressurizing unit, in this extruding force difference falls into this allowable deviation scope with big extruding force.
Preferably, pressurizing unit is a hydraulic cylinder type with this time pressurizing unit on this, and perhaps preferably, this driver element is a hydraulic pressure unit type.In addition, preferably, be used to measure that this measurement mechanism of extruding force and this time extruding force is a plurality of pressure sensors that are set on this hydraulic pressure unit on this.
Pressurizing unit is automatically controlled cylinder configurations with this time pressurizing unit on this; And when this driver element is that an electric energy is when providing cell type; Preferably, be used to measure that this measurement mechanism of extruding force and following extruding force is that a plurality of electric energy that are arranged on provide the volt ampere meter that is used for measuring voltage and electric current on the unit on this.
Effect of the present invention
Method and apparatus of the present invention can be controlled (interrupt or slow down) extruder member ahead running of this time extruder member maybe on this; So that the extruding force difference that acts on extruder member and this time extruder member on this less than this allowable deviation, should go up like this extruder member and this time extruder member can be on this pressure of receiving of extruder member and this time extruder member push ahead under the situation of abundant balance each other.For example; The extruding force difference that receives when extruder member on this and this time extruder member is during greater than this allowable deviation; Then have big extruding force any one should go up pressurizing unit maybe the ahead running of this time pressurizing unit promptly be interrupted or slow down, up to this extruding force difference less than this acceptable tolerance.The present invention obtains preferable effect with this, has a covering when promptly preventing this casting mold moulding or prevents that a match plate is damaged.
Description of drawings
Fig. 1 casts the casting mold device main body sketch map partly of the upper mold and the lower mold of no sandbox for being used in one embodiment of the invention.
Fig. 2 comprises the casting mold device main body sketch map partly that is used to cast upper mold and lower mold.
Fig. 3 is the front section view of a part of structure among Fig. 2.
Mark
1, match plate
2, cope
3, drag box
4, go up extruder member
5, cylinder
6, casting mold unit
7, go up hydraulic cylinder
8, fill frame
9, following extruder member
10, following hydraulic cylinder
11, executing agency
12, cylinder
13, rotating frame
14, transport
15, hydraulic pressure can the unit
19, hydraulic pump
20, go up open type three-position four- way valve 20,21
21, the bottom-open type three-position four- way valve 20,21
22, upward pressure sensor
23, lower pressure sensor
26, instruction sending device
The specific embodiment
In one embodiment of this invention; This is used to cast the upper mold of no sandbox and the casting mold device of lower mold describes based on 1 pair in accompanying drawing; Be used to cast the casting mold device main body part of upper mold and lower mold shown in the figure for this; Fig. 2 comprises that this is used to cast the casting mold device main body sketch map partly of upper mold and lower mold, and Fig. 3 is the front section view of a part of structure among Fig. 2.
As shown in Figure 1, the casting mold unit 6 that is used for casting the casting mold device of upper mold and lower mold among the present invention comprises:
Extruder member 4 on one, and it is plugged in the peristome office that is not provided with match plate 1 of this cope 2, and should go up the space that extruder member 4 and this cope 2 are combined to form a casting upper mold; And
Two cylinders 5,5, the preceding outside and the outside, back that it is arranged on this cope 2 are used for extruder member on this 4 is separated from match plate 1 as separator.
Shown in Fig. 2 and 3, an executing agency 11 comprises:
Go up hydraulic cylinder 7,7 for two, it is provided with towards the left side, is used for extruder member on this 4 is pressed to this match plate 1 as last pressurizing unit;
One fill frame 8 and extruder member 9 once, they can together be combined to form the space of a casting mold with this drag box 3; And
One hydraulic cylinder 10, it is provided with towards the right, is used for this time extruder member 9 is pressed to this match plate 1 as following pressurizing unit.
The casting mold device that being used among the present invention cast upper mold and lower mold also comprises a transmitting device 14; This transmitting device 14 makes this casting mold unit 6 get into or withdraw from executing agency 11 through moving up and down of this rotating frame 13, and this rotating frame 13 rotates up and down in a vertical plane through the stretching motion of a cylinder 12; And
One hydraulic pressure ability unit 15, it is somebody's turn to do hydraulic cylinder 7,7,10 up and down as a drive unit drives.
Among the present invention this is used to cast the upper mold of no sandbox and the casting mold device of lower mold is provided with a mould lifting unit (not shown).Drag box tripped out this upper casting mold and lower casting mold on this mould lifting unit was used for after casting mold is accomplished from this.Yet, be not provided with one and be used for the casting mold device that cast upper mold and lower mold of the mould lifting unit (not shown) of this upper casting mold and lower casting mold molding can be used equally in the present invention.
This match plate 1 moves the unit (not shown) through this and is inserted on this in the middle of drag box 2,3 or from wherein being removed.As shown in Figure 3, in this casting mold unit 6, this drag box 3 is set at the left side of this rotating frame 13, and this cope 2 is set at the right side of this drag box 3 through the guide rod (not shown).This cope 2 can freely move horizontally.The end of the piston rod of horizontal cylinder 16 left is arranged on the bottom of this rotating frame 13.A junction spare 17 is fixedly installed on the piston rod of this cylinder 16.This cope 2 is installed on these attaching parts 17.This cope 2 can move relative to this drag box 3 through the stretching motion of this cylinder 16 forward or backward.
As shown in Figure 2, in this executing agency 11, hydraulic cylinder 7,7 is set at the right end of this fixed frame 18 on this.See that from top to bottom it is C font (plane).Equally, this time hydraulic cylinder 10 is set at the center of the left part of this fixed frame 18.In addition, this time extruder member 9 is set at the end of the piston rod of this time hydraulic cylinder 10.This fill frame 8 is set at the left part of this fixed frame 18 through a support component 19.
In addition, in hydraulic pressure can unit 15, in order from a hydraulic pump 19, hydraulic oil to be provided, upper and lower open-type 3-position 4-way (path) valve 20,21 abreast with this up and down the port of hydraulic cylinder 7,7,10 link to each other.In addition; Be used for extruding the time measure this up and down extruding force on lower pressure sensor 24,25 be set at hydraulic tube 22,23 up and down; Up and down hydraulic tube 22,23 is connected with this upper and lower open-type 3-position 4-way (path) valve 20,21 through the inlet of hydraulic oil, hydraulic oil from this inlet be provided with drive should about hydraulic cylinder 7,7,10 stretch.
In addition; Should go up lower pressure sensor 24,25; Through calculating the measured extruding force difference (this extruding force is obtained by the conversion pressure of this hydraulic oil) of lower pressure sensor on this 24,25; And this result of calculation and this allowable deviation compared, control extruder member or extruder member or this both propelling action down on this, so that this extruding force difference is maintained in this allowable deviation scope.
This instruction sending device 26 that sends instruction to open type 3-position 4-way (path) valve 20,21 is electrically connected on lower pressure sensor 24,25 on this; Thus; When the difference of the extruding force that records by lower pressure sensor on this 24,25 during greater than this allowable deviation; Instruction is sent to and has comprised this this open type 3-position 4-way (path) valve 20,21 of this hydraulic pressure ability unit 15 of hydraulic cylinder 7,10 up and down; So that for example, interrupt or slow down any this hydraulic cylinder 7 with big extruding force or 10 propelling action, up to the difference of this extruding force less than this allowable deviation.
In Fig. 2, symbol 28,29 expression pressure relief circuits (valve).Symbol 30 expressions one have the check valve of a control valve.In Fig. 3, the molding sand of symbol 31 expressions one casting mold is blown into the unit.In Fig. 2, symbol 33 expressions one guide rod.
Thereby; As shown in Figure 2, when the upward hydraulic cylinder 7,7 of this executing agency 11 was withdrawn, this casting mold device that is used to cast upper mold and lower mold was through stretching the last hydraulic cylinder 12 of this transmitting device 14; This rotating frame 13 that turns clockwise, and this casting mold unit 6 moved in these executing agencies 11.
In rotary course; Make this time hydraulic cylinder 10 extend certain-lengths through this bottom-open type 3-position 4-way (path) valve 21 of regulating this hydraulic pressure unit 15; And through flexible these two cylinders 5,5; This device should be gone up extruder member with each and be inserted into should going up in the opening portion that is not provided with match plate of this cope 2 in the drag box 2,3 of this casting mold unit 6 with following extruder member 4,9, and in the fill frame 8, clamping has this match plate 1 between this sandbox.
When this drag box 3 these fill frames 8 of contact with after forming this lower mold space, this bottom-open type 3-position 4-way (path) valve 21 and similar portions are adjusted.Molding sand is blown into unit 31 through this molding sand and is blown into this upper mold space and this lower mold space then.
Then, through adjusting this upper and lower open-type 3-position 4-way (path) valve 20,21, hydraulic cylinder 7,7,10 stretches up and down.Then, extruder member 4,9 is urged into up and down, to push the molding sand in this upper casting mold and lower casting mold space.
In the process of extruding molding sand, lower pressure sensor 24,25 is measured this pressure of hydraulic cylinder 7,7,10 mesohighs oil up and down on this.If the difference of the extruding force of extruder member up and down that is recorded by lower pressure sensor on this 24,25 rises to allowable deviation to greatest extent; And two extruding forces are all very big; Then this instruction sending device 26 sends instruction to the control shutter portion branch of this upper and lower open-type 3-position 4-way (path) valve 20,21; The high pressure oil supplying of interruption hydraulic cylinder 7,7,10 about this, and adjust this upper and lower open-type 3-position 4-way (path) valve 20,21.In the present embodiment, the instruction of this interruption hydraulic oil supply is sent to this hydraulic cylinder 7,7,10 up and down.Yet, can send equally and slow down the instruction that this hydraulic oil is provided.
Thus, remaining oil press operation and this hydraulic cylinder that stretches of producing through hydraulic oil of hydraulic cylinder 7,7,10 up and down, and advance extruder member 4,9 up and down.
If the difference of the extruding force that is recorded by lower sensor on this 24,24 is less than this allowable deviation value, then, after hydraulic cylinder 7,7,10 was stretched up and down, this upper and lower open-type 3-position 4-way (path) valve 20,21 was adjusted again at this.Then, open, and hydraulic cylinder 7,7,10 continues its cylinder that stretches up and down this hydraulic oil supply of hydraulic cylinder 7,7,10 up and down.
Repeat these actions.Thereby being extruded, the molding sand in this casting mold space processes this upper casting mold and lower casting mold.
In the present embodiment, hydraulic cylinder 7,10 is used as this pressurizing unit up and down up and down.Therefore, a hydraulic pressure can be used as a driving arrangement in unit 15.Yet this driving arrangement is not limited to a hydraulic pressure unit type in the present invention.This device can be by such setting, and pressurizing unit is automatically controlled cylinder up and down, and it converts the rotational motion of the output shaft of electro-motor into rectilinear motion through a screw mechanism, and this driving arrangement can provide cell type for an electric energy.Be used for measuring that this measurement mechanism of extruding force and this time extruding force is to be arranged on the volt ampere meter that electric energy provides the unit on this.
Claims (4)
1. method of operating that is used to cast the casting mold device of upper mold and lower mold, this device comprises:
One casting mold unit, it comprises:
One cope and a drag box, the therebetween of this cope and drag box is held a match plate;
Extruder member on one, it is inserted in the space that is not provided with match plate of this cope, and extruder member combines to form a casting mold space of making this upper mold on this with this cope; And
One separator, it is arranged on this cope, is used for extruder member on this is separated with this match plate;
One executing agency, it comprises:
Pressurizing unit on one is used for extruder member in this match plate pushing one;
One fill frame and extruder member once, the space that both combine to be formed for making a lower mold with this drag box these; And
Once pressurizing unit is used for to this this time of match plate pushing extruder member;
One driver element is used for driving and should goes up pressurizing unit and this time pressurizing unit; And
One transmitting device, it has a rotating frame, and this rotating frame can make progress in a vertical plane or rotate,
Wherein this method of operating that is used to cast the casting mold device of upper mold and lower mold comprises that this casting mold unit is moved into or shifts out this executing agency through this rotating frame; And
Wherein when extruder member is pushed to this match plate through pressurizing unit about this up and down; Extruding force through measuring pressurizing unit and this time pressurizing unit on this, calculate the difference between the following extruding force that last extruding force that the pressurizing unit on this of extruder member on this receives and this time extruder member receive from this time pressurizing unit and will calculate this difference and certain allowable deviation compare; Propelling action to extruder member on this and this time extruder member is controlled, so that this difference remains in this allowable deviation.
2. casting mold device that is used to cast upper mold and lower mold, it comprises:
One casting mold unit, it comprises:
One cope and a drag box, the therebetween of this cope and drag box is held a match plate;
Extruder member on one, it is inserted in the space that is not provided with match plate of this cope, and extruder member combines to form a casting mold space of making this upper mold on this with this cope; And
One separator, it is arranged on this cope, is used for extruder member on this is separated with this match plate;
One executing agency, it comprises:
Pressurizing unit on one is used for extruder member in this match plate pushing one;
One fill frame and extruder member once, the space that both combine to be formed for making a lower mold with this drag box these; And
Once pressurizing unit is used for to this this time of match plate pushing extruder member;
One driver element is used for driving and should goes up pressurizing unit and this time pressurizing unit; And
One transmitting device, it has a rotating frame, and this rotating frame can make progress in a vertical plane or rotate,
Wherein this casting mold device that is used to cast upper mold and lower mold is set to this casting mold unit and is moved into or shifts out this executing agency through this rotating frame; And
Wherein this casting mold device that is used to cast upper mold and lower mold also comprises:
Being arranged on being used on this driver element measures the up and down measurement mechanism of extruding force, is used for measuring each extruding force of pressurizing unit up and down in extrusion process; And
One is used to send the instruction sending device of instruction; After the difference that calculates the measured extruding force of pressurizing unit up and down; This difference that calculates and an allowable deviation are contrasted,, send instruction to this driver element based on this comparing result; Extruder member on this, this time extruder member or this both ahead running be interrupted or slow down, up to the difference of this extruding force less than this allowable deviation.
3. the casting mold device that is used to cast upper mold and lower mold as claimed in claim 2; Wherein should go up pressurizing unit is a hydraulic cylinder type with this time pressurizing unit; And; This driver element is a hydraulic pressure unit, and is used to wherein measure that this measurement mechanism of extruding force and this time extruding force is a plurality of pressure sensors that are arranged on this hydraulic pressure unit on this.
4. the casting mold device that is used to cast upper mold and lower mold as claimed in claim 2; Wherein should go up pressurizing unit is an automatically controlled cylinder configurations with this time pressurizing unit; And this driver element is that an electric energy provides cell type; And be used to wherein measure that this measurement mechanism of extruding force and this time extruding force is the volt ampere meter that is used for measuring voltage and electric current on this, this volt ampere meter is arranged on an electric energy and provides on the unit.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006329070 | 2006-12-06 | ||
| JP329070/2006 | 2006-12-06 | ||
| JP2007132328A JP4221731B2 (en) | 2006-12-06 | 2007-05-18 | Vertical mold making machine |
| JP132328/2007 | 2007-05-18 | ||
| PCT/JP2007/065332 WO2008068926A1 (en) | 2006-12-06 | 2007-07-31 | Moulding machine for making an upper and a lower mould and method for operating said machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101553331A CN101553331A (en) | 2009-10-07 |
| CN101553331B true CN101553331B (en) | 2012-06-06 |
Family
ID=39692090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007800453300A Active CN101553331B (en) | 2006-12-06 | 2007-07-31 | Moulding machine for making an upper and a lower mould and method for operating said machine |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JP4221731B2 (en) |
| KR (1) | KR101048926B1 (en) |
| CN (1) | CN101553331B (en) |
| BR (1) | BRPI0719936B1 (en) |
| EA (1) | EA014580B1 (en) |
| MX (1) | MX2009005987A (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6536480B2 (en) * | 2016-05-17 | 2019-07-03 | 新東工業株式会社 | Blanking machine |
| CN106563776A (en) * | 2016-10-28 | 2017-04-19 | 宁夏共享模具有限公司 | Control system and control method of casting shaping process |
| CN110234447A (en) * | 2017-07-14 | 2019-09-13 | 新东工业株式会社 | Hydraulic circuit |
| JP6809433B2 (en) * | 2017-10-19 | 2021-01-06 | 新東工業株式会社 | A method for reducing the occurrence of mold misalignment of the upper and lower molds that have been molded with a frame-drawing machine and the frame-drawing molding line |
| JP6841216B2 (en) * | 2017-12-12 | 2021-03-10 | 新東工業株式会社 | Frame alignment detection method and detection device for framed molds |
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| US3828840A (en) * | 1972-03-10 | 1974-08-13 | Pettibone Corp | Cyclicly-operable machine adapted to produce and assemble cope and drag mold parts |
| USRE28735E (en) * | 1972-03-10 | 1976-03-16 | Pettibone Corporation | Cyclicly-operable machine adapted to produce and assemble cope and drag mold parts |
| JP2798190B2 (en) * | 1991-03-01 | 1998-09-17 | 新東工業株式会社 | Frameless mold making equipment |
| ATE490828T1 (en) * | 2003-12-18 | 2010-12-15 | Sintokogio Ltd | METHOD AND APPARATUS FOR BOXLESS FORMING OF A TOP AND LOWER BOX AND METHOD FOR REPLACING AN INSERT |
| EP1837099A3 (en) * | 2006-12-06 | 2008-01-02 | Sintokogio, Ltd. | Moulding machine for making an upper and a lower mould and method for operating said machine |
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2007
- 2007-05-18 JP JP2007132328A patent/JP4221731B2/en active Active
- 2007-07-31 MX MX2009005987A patent/MX2009005987A/en active IP Right Grant
- 2007-07-31 CN CN2007800453300A patent/CN101553331B/en active Active
- 2007-07-31 KR KR1020097013249A patent/KR101048926B1/en active IP Right Grant
- 2007-07-31 EA EA200970539A patent/EA014580B1/en not_active IP Right Cessation
- 2007-07-31 BR BRPI0719936A patent/BRPI0719936B1/en active IP Right Grant
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| CN1644273A (en) * | 2000-04-21 | 2005-07-27 | 新东工业株式会社 | Molding machine and a pattern carrier used therefor |
| JP4274838B2 (en) * | 2002-04-25 | 2009-06-10 | 株式会社日本触媒 | Cement admixture and method for producing the same |
| EP1726382A1 (en) * | 2004-03-18 | 2006-11-29 | Sintokogio, Ltd. | Method of forming molding-flask-less, upper and lower molds and device therefor |
Also Published As
| Publication number | Publication date |
|---|---|
| EA014580B1 (en) | 2010-12-30 |
| CN101553331A (en) | 2009-10-07 |
| EA200970539A1 (en) | 2009-10-30 |
| BRPI0719936B1 (en) | 2016-03-29 |
| JP4221731B2 (en) | 2009-02-12 |
| MX2009005987A (en) | 2009-06-17 |
| BRPI0719936A2 (en) | 2014-03-11 |
| KR20090088922A (en) | 2009-08-20 |
| JP2008161931A (en) | 2008-07-17 |
| KR101048926B1 (en) | 2011-07-12 |
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