CN109226696A - Arenaceous shell core pattern pouring box - Google Patents
Arenaceous shell core pattern pouring box Download PDFInfo
- Publication number
- CN109226696A CN109226696A CN201811345991.1A CN201811345991A CN109226696A CN 109226696 A CN109226696 A CN 109226696A CN 201811345991 A CN201811345991 A CN 201811345991A CN 109226696 A CN109226696 A CN 109226696A
- Authority
- CN
- China
- Prior art keywords
- cabinet
- sandbox
- shell core
- core pattern
- pressing board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 244000035744 Hura crepitans Species 0.000 claims abstract description 44
- 239000004576 sand Substances 0.000 claims abstract description 30
- 238000003825 pressing Methods 0.000 claims description 32
- 238000006073 displacement reaction Methods 0.000 claims description 11
- 239000000758 substrate Substances 0.000 claims description 10
- 239000011229 interlayer Substances 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000005266 casting Methods 0.000 abstract description 32
- 239000003110 molding sand Substances 0.000 abstract description 4
- 238000000465 moulding Methods 0.000 abstract description 2
- 238000004806 packaging method and process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 239000002985 plastic film Substances 0.000 description 5
- 229920006255 plastic film Polymers 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000005058 metal casting Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 241000167854 Bourreria succulenta Species 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 235000019693 cherries Nutrition 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 235000014347 soups Nutrition 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C21/00—Flasks; Accessories therefor
- B22C21/12—Accessories
- B22C21/14—Accessories for reinforcing or securing moulding materials or cores, e.g. gaggers, chaplets, pins, bars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C21/00—Flasks; Accessories therefor
- B22C21/01—Flasks; Accessories therefor for vacuum-sealed moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/06—Vacuum casting, i.e. making use of vacuum to fill the mould
Abstract
The present invention provides a kind of arenaceous shell core pattern pouring boxes, including sandbox cabinet, setting constrains in sandbox cabinet and fixed arenaceous shell core pattern grips portion, portion is gripped to maintain to arrange between arenaceous shell core pattern and bottom for spacing, filling husky operation can complete to save to fill out husky efficiency with one-time continuous, and directly cabinet overturning can be toppled over after casting, the portion of gripping still remains attached on cabinet without being mingled in casting and useless molding sand at this time, in filling sand, the present invention also eliminates the packaging operation for implementing fixed casting moulds group to arenaceous shell core pattern using clamping plate and pull rod, the present invention both can be adapted for the cast molding operation of common sandbox, it is readily applicable in the forming operation of negative pressure casting.
Description
Technical field
The invention belongs to sand shell core mold casting fields, and in particular to a kind of for the true of middle-size and small-size metal casting arenaceous shell core pattern
Idling presses casting device.
Background technique
Currently, being traditionally used for the sand shell core mold casting of middle-size and small-size metal casting production, main use buries husky pouring type；
Which need to make two cores arranged for the arenaceous shell core pattern (namely core model) as product type chamber, unit mould by fitting first
Template is constituted, and gather semicircular cavities a on the cavity plate face in each core mold plate, the semicircle after two core mold plate fittings therebetween
Cavity corresponds to each other and encloses the circular chamber of steel ball to be formed, and setting connection is mutual for connecting master between circular cavity a
The molten steel runner c of running channel b, as shown in Figure 1-3, an appropriate number of unit mould is sticked together to the drawing by end plate and connection board
Bar is fixed as one group of casting moulds, which is placed in cabinet, is burying upper filling sand, and filling sand is with common outer molding sand
Can, at cabinet case open height position, casting moulds are completely disposed in filling sand filling sand landfill, then lay one layer on filling sand
Plastic film, the case mouth outside that plastic film extends to cabinet is a little, then spreading fills sand for plastics on a small quantity on a plastic film
Film is pushed down, and pays attention to covering layer of sand on the plastic film at cast gate in order to avoid potting syrup soup ruins plastic film；Pass through steel when casting
Water enters main running channel b, then successively via molten steel runner c to flow into each spherical type intracavitary, common outer molding sand then mutually should ensure that for
The auxiliary sizing casting and heat preservation operation of its core model finally utilize the high-precision of core model type chamber itself and the guarantor of common outer molding sand
Warm styling, to reach its high quality of finished demand.
In order to improve casting quality and meet environmental requirements, the present inventor implements to improve in front of to above-mentioned running gate system,
Negative pressure connection is implemented to cabinet, the casting process of precoated sand is realized under subnormal ambient, and the casting flue gas of extraction is implemented
Environmental protection treatment.
Regardless of whether casting using subnormal ambient, require to stick together an appropriate number of unit mould by end plate
It is fixed as one group of casting moulds with the pull rod of connection board, and first the certain thickness filling of spreading is husky as bottom pad in cabinet
Sand, then casting moulds group is placed into a group by a group on the pad sand of bottom place mat, it is then further continued for injection filling sand, fills sand
Injection process, which makes two bites at a cherry to need to interrupt among i.e., fills out husky operation；The operation that casting is collected after casting is equally more tired
Difficulty is lifted by crane because by the baking of high temperature fluid injection, the overlay film agent material carbonization in arenaceous shell core pattern can be sayed without integrality and intensity
When end plate and the pull rod of connection, the obstruction by filling sand, arenaceous shell core pattern are scattered while fragmentation in addition, make casting can not
It collects, topples over if cabinet is directly overturn, the pull rod and sand mold waste material and filling of end plate and connection are husky mixed in together, casting
Part is equally difficult to sorting, collects casting.
Summary of the invention
The object of the present invention is to provide a kind of arenaceous shell core sand shell core type pouring boxes, it is intended to improve boxing efficiency while improve
The sorting collection efficiency of casting.
To achieve the above object, the invention adopts the following technical scheme: a kind of arenaceous shell core pattern pouring box, including sandbox case
Body, it is characterised in that: setting constrains in sandbox cabinet and fixed arenaceous shell core pattern grips portion, and the portion of gripping maintains arenaceous shell
It is arranged between core pattern and bottom for spacing.
Above scheme is exactly to be provided with to grip portion in sandbox cabinet, which is able to maintain arenaceous shell core pattern
It is arranged between bottom for spacing, pad sand bed thus need not be first laid in bottom, as long as that is, by arenaceous shell core pattern by clamping
Fixed part constrains in cabinet, and filling husky operation can complete to save to fill out husky efficiency with one-time continuous, and after casting
Directly cabinet overturning can be toppled over, the portion of gripping still remains attached on cabinet without being mingled in casting and useless type at this time
In sand, filling sand, difficult and danger is brought without picking up clamping plate and connecting rod from high temperature sand drift, while the present invention also eliminates
Implement the packaging operation of fixed casting moulds group to arenaceous shell core pattern using clamping plate and pull rod, the present invention both can be adapted for common sandbox
Cast molding operation, be readily applicable in the forming operation of negative pressure casting.
Detailed description of the invention
Fig. 1 is the front cavity structure schematic diagram of arenaceous shell core pattern upper plate of the invention；
Fig. 2 is the part the I partial enlarged view of Fig. 1；
Fig. 3 is the upper and lower plates cooperation schematic diagram of arenaceous shell core pattern of the invention；
Fig. 4 is the structural schematic diagram of sandbox of the present invention；Fig. 5 is the A-A cross-sectional view in Fig. 4；
Fig. 6 is movable pressing board and sandbox cabinet matching relationship partial sectional view；
Fig. 7,8 be sandbox of the present invention schematic perspective view.
Specific embodiment
A kind of arenaceous shell core pattern pouring box, including sandbox cabinet 10, the interior setting of sandbox cabinet 10 constrains and fixed arenaceous shell core pattern A
Grip portion, the portion of gripping maintains to arrange between arenaceous shell core pattern A and bottom for spacing.
It, directly will be by forming by above scheme it is found that the present invention, which has exactly added original sandbox, grips component
The arenaceous shell core pattern A of process preparation is placed in sandbox, and is fixed arenaceous shell core pattern A with the portion of gripping, and eliminates sand shell core
The independent constraint of type is fixed and lifting vanning process, due to reserved when fixed arenaceous shell core pattern A arenaceous shell core pattern A and bottom it
Between appropriate space, so for fill out husky process it is disposable continuous operation provide structure guarantee, that is, simplify and fill out husky process, have
Say to body to be exactly that the present invention can disposably complete to fill out husky operation rather than the husky operation of the intermittent discontinuous filling in midway, clamps simultaneously
Fixed part is arranged on sandbox, when using the mode sorting of falling sand of tumbling, the portion of gripping will not be mingled in sand drift, therefore
Product for subsequent sorting casting and forming provides great convenience.
For the fixation to arenaceous shell core pattern A, need to consider the self structure characteristic of arenaceous shell core pattern A and clamp to require, this hair
Bright to use preferred embodiment below, that is, the portion of gripping includes that movable pressing board 20 is provided in sandbox cabinet 10, the sand
Setting substrate 11 and region constitutes the clamping of arenaceous shell core pattern A about between 20 spacing between plates of movable pressing board is adjustable and the plate in box body 10
Beam area.
Since unit mould is made of two core mold plates of fitting arrangement, specific structure is referring to the record in background technique.It will
It is that one kind can simplify that the outer plate surface of two adjacent unit moulds, which constrains in a manner of against each other and carries out concentrating fixation together,
The reasonable plan of casting process, so present invention employs the opposite schemes parallel with the plate face of substrate 11 of movable pressing board 20
It solves the problems, such as to be fixedly clamped.
Specifically Preferable scheme is that the substrate 11 is made of the tank wall inner plate surface in sandbox cabinet 10, movable pressing board 20
Plate face it is parallel with the tank wall plate face relative to each other on cabinet, in the outside plate face of movable pressing board 20 perpendicular to plate face arrangement
The through-hole that mandril 21 is opened up from the tank wall for closing on side is placed and is extended to outside cabinet, is arranged between mandril 21 and sandbox cabinet 10
Displacement adjusts and locking unit.
In above scheme, substrate 11 is selected as fixed mode and arranges, movable pressing board 20 then selects movable setting side
Case, naturally it is also possible to select scheme of the substrate 11 also for movable formula, when substrate need to be with above-mentioned fixed scheme both can be with
Select the inner wall of sandbox as substrate, this is more applicable in the sandbox newly processed, also can choose and add one on tank wall
A plate body is constituted, and the program uses when can be transformed to existing sandbox, can also be pre- between the plate body and tank wall of certain substrate
Spacing appropriate is stayed, is conducive to heat preservation and cooling uniformity, stability once accommodating a part filling sand.
In order to realize that the position of movable pressing board 20 is adjusted and position is fixed, for use scheme there are many, preferred side
It is leading screw and nut mechanism that case, which is that displacement adjusts with locking unit, convenient using leading screw and nut mechanism component processing, at low cost and just
In operation.
Two schemes are disclosed in detail below:
Scheme first is that displacement adjust with locking unit include the nut 30 being screwed on 21 outer segment shaft of mandril, nut 30
End face outside and blocking part 40, which are constituted, keeps out cooperation.
Scheme is second is that it includes the nut 30 being screwed on 21 outer segment shaft of mandril, 30 cloth of nut that displacement, which is adjusted with locking unit,
It sets on the outer side box wall of sandbox cabinet 10, circumferential turn is constituted between the inner end of mandril 21 and the outside plate face of movable pressing board 20
Dynamic, axial limiting cooperation.
In scheme one, mandril 21 only makees axial displacement and then drives movable pressing board displacement, and nut 30 only rotates and axial direction
Position is fixed；In scheme two, 30 position of nut is fixed be it is axial, circumferential fixed, the inner end of mandril 21 and movable pressing board 20 it
Between for axial limiting, the coordinated scheme that circumferentially rotates, it is ensured that the realization that movable pressing board 20 is displaced guarantees the shifting of movable pressing board 20
Direction is moved perpendicular to its board direction.The leading screw and nut mechanism provided in attached drawing is a kind of very convenient easy structure, i.e. spiral shell
The outer periphery protruding-type extension stem wing 31 of mother 30 is applicable in so that it is convenient to cooperate with tools such as sleeve or extension bars, and nut
Repellent parts are arranged to realize the limit of nut 30 moved axially outward in 30 outer end, it is ensured that the realization of clamping.
The rod piece 40 of horizontal is disposed in sandbox cabinet 10, rod piece 40 is arranged and is located at 10 bottom space type of sandbox cabinet
The lower section of movable pressing board 20.
In order to realize that the spacing between arenaceous shell core pattern A and bottom is arranged, above-mentioned 40 plan of establishment of rod piece is used, i.e., in case
Setting is spaced a distance above bottom to place arenaceous shell core pattern A, 40 one side of rod piece be used to place arenaceous shell core pattern A make its bottom surface with
Bottom keeps appropriate spacing to allow filling is husky to arrive on one side, at the same ensure that arenaceous shell core pattern A itself stability and various chamber it is complete
It is good, in addition also add the issuable metaboly in negative pressure casting of sandbox cabinet 10.
Movable pressing board 20 closes on for the following and rod piece 40 of square plate and movable pressing board 20 or contact arrangement.Movable pressing board
20 edge contour selects rectangular to be the following and bar of selection movable pressing board 20 in order to consistent with the plate face shape of arenaceous shell core pattern A
Part 40 closes on or contact arrangement, can guarantee that movable pressing board 20 can be fallen in this way and set on rod piece 40, therefore, movable pressing board 20
Posture available guarantee that being not necessarily to the external force that undertakes outside the tank wall dative case of moment of flexure and sandbox cabinet 10 of mandril 21 simultaneously leads
The deformation of cause.
Preferably, the horizontally disposed rod piece 40 of two parallel intervals corresponds to a movable pressing board 20 and arranges.This
Sample not only can guarantee that the support of sand shell core type A and the posture of special operations pressing plate 20 were kept, but also can allow filling is husky to arrive at arenaceous shell core pattern A
Bottom.
In order to realize negative pressure casting, the pump-line of setting connection inner cavity and vacuum unit on sandbox cabinet 10, with work
Placing on dynamic pressure plate 20 connected mandril 21 and sandbox cabinet 10 constitutes sealing cooperation at via hole, the bottom of sandbox cabinet 10 is
The sandwich that inside and outside bottom 12,13 is constituted offers aperture connection interlayer chamber on interior bottom 12 and accommodates the chamber of sand mold, takes out
One end of feed channel 50, which is arranged on the outer wall of the side wall of sandbox cabinet 10 and is protruded out with interlayer chamber, the other end, to be convenient for
Connecting pipe head.It should be noted that the arrangement of displacement adjusting and locking unit should be with the pump-line phase interworking of vacuum unit
Conjunction avoids interfering, and setting seals in order to avoid destroying negative pressure casting environment between via hole on mandril 21 and sandbox cabinet 10.
Claims (11)
1. a kind of arenaceous shell core pattern pouring box, including sandbox cabinet (10), it is characterised in that: setting constrains simultaneously in sandbox cabinet (10)
Fixed arenaceous shell core pattern (A's) grips portion, and the portion of gripping maintains to arrange between arenaceous shell core pattern (A) and bottom for spacing.
2. pouring box according to claim 1, it is characterised in that: the portion of gripping includes being provided in sandbox cabinet (10)
Movable pressing board (20), interior setting substrate (11) of the sandbox cabinet (10) is adjustable with movable pressing board (20) spacing between plates and the plate
Between region constitute arenaceous shell core pattern (A) clamping confining region.
3. pouring box according to claim 2, it is characterised in that: the substrate (11) is by the case in sandbox cabinet (10)
Wall inner plate surface is constituted, and the plate face of movable pressing board (20) is parallel with the tank wall plate face relative to each other on cabinet, movable pressing board (20)
Outside plate face on place perpendicular to the through-hole that is opened up from the tank wall for closing on side of mandril (21) of plate face arrangement and extend to cabinet
Outside, setting displacement adjusting and locking unit between mandril (21) and sandbox cabinet (10).
4. pouring box according to claim 2, it is characterised in that: it is leading screw and nut mechanism that displacement, which is adjusted with locking unit,.
5. pouring box according to claim 4, it is characterised in that: it includes being screwed onto mandril that displacement, which is adjusted with locking unit,
(21) nut (30) on outer segment shaft, the end face outside of nut (30) and blocking part (40) constitute and keep out cooperation.
6. pouring box according to claim 4, it is characterised in that: it includes being screwed onto mandril that displacement, which is adjusted with locking unit,
(21) nut (30) on outer segment shaft, nut (30) are arranged on the outer side box wall of sandbox cabinet (10), and mandril (21) is inner
Composition circumferentially rotates between end and the outside plate face of movable pressing board (20), axial limiting cooperates.
7. pouring box described according to claim 1 or 2 or 3 or 4 or 5, it is characterised in that: be disposed in sandbox cabinet (10) flat
The rod piece (40) set, rod piece (40) and sandbox cabinet (10) bottom space type are arranged and are located at the lower section of movable pressing board (20).
8. pouring box according to claim 7, it is characterised in that: movable pressing board (20) is square plate and movable pressing board (20)
Following close on rod piece (40) or contact is arranged.
9. pouring box according to claim 8, it is characterised in that: two horizontally disposed rod pieces of parallel interval (40) are corresponding
It is arranged in a movable pressing board (20).
10. pouring box described according to claim 1 or 2 or 3 or 4 or 5, it is characterised in that: be arranged on sandbox cabinet (10) and connect
The pump-line (50) of logical inner cavity and vacuum unit, the mandril (21) being connected with movable pressing board (20) on sandbox cabinet (10)
Place at via hole constitute sealing cooperation.
11. pouring box according to claim 10, it is characterised in that: the bottom of sandbox cabinet (10) is inside and outside bottom (12)
(13) sandwich constituted offers on interior bottom (12) and lays foraminate strainer (121) connection interlayer chamber and accommodate sand
The chamber of shell core type, one end of pump-line and interlayer chamber, the other end are arranged in the outer of the side wall of sandbox cabinet (10)
On wall and protrude out convenient for connecting pipe head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811345991.1A CN109226696B (en) | 2018-11-13 | 2018-11-13 | Sand shell core type pouring box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811345991.1A CN109226696B (en) | 2018-11-13 | 2018-11-13 | Sand shell core type pouring box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109226696A true CN109226696A (en) | 2019-01-18 |
| CN109226696B CN109226696B (en) | 2024-04-12 |
Family
ID=65078357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811345991.1A Active CN109226696B (en) | 2018-11-13 | 2018-11-13 | Sand shell core type pouring box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109226696B (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2634894A1 (en) * | 1976-08-03 | 1978-02-09 | Emg Eisen Und Metallguss Gmbh | Mouldless multiple casting arrangement - gives high recovery of moulding sand with combustion of binder and using multiple cores |
| US5354196A (en) * | 1992-01-31 | 1994-10-11 | Zeev Wertheimer | Clamping assembly for an injection moulding apparatus |
| CN201880860U (en) * | 2010-11-27 | 2011-06-29 | 大连远景铸造有限公司 | Precoated sand shell modeling mold |
| CN202155481U (en) * | 2011-05-30 | 2012-03-07 | 南车戚墅堰机车车辆工艺研究所有限公司 | Tool for casting |
| CN103341592A (en) * | 2013-07-03 | 2013-10-09 | 黄山泰鑫耐磨材料有限公司 | Laminating sand mould vacuum-assist pouring method and system |
| KR200470179Y1 (en) * | 2013-09-17 | 2013-12-02 | 청송기계(주) | The flask with fixing device for shell-mold |
| CN203437599U (en) * | 2013-07-03 | 2014-02-19 | 黄山泰鑫耐磨材料有限公司 | Vacuum negative-pressure sand box assembly |
| CN104057033A (en) * | 2014-06-30 | 2014-09-24 | 南车戚墅堰机车车辆工艺研究所有限公司 | Tool for horizontal series connection casting and using method |
| CN104801676A (en) * | 2015-03-03 | 2015-07-29 | 共享铸钢有限公司 | Combined sand mold structure convenient to fix and manufacturing method of combined sand mold |
| CN106077491A (en) * | 2016-08-09 | 2016-11-09 | 长沙金龙铸造实业有限公司 | A kind of casting moulding system and production method |
| CN106222534A (en) * | 2016-08-24 | 2016-12-14 | 衢州顺丰汽车部件有限公司 | A kind of casting technique of magnesium iron casing |
| CN107243608A (en) * | 2017-05-27 | 2017-10-13 | 共享装备股份有限公司 | Smallclothes core group core the core of the card device and casting mold and casting method |
| CN107876705A (en) * | 2017-12-28 | 2018-04-06 | 江苏华东风能科技有限公司 | Bottom pouring type pouring device for small and medium-sized casting |
| TW201817512A (en) * | 2016-11-04 | 2018-05-16 | 連雲港源鈺金屬製品有限公司 | Method of sand-filling molding using 3D printing shell mold using a 3D printer and sand casting method so as achieve the effects of rapid production of molds, and reducing consumables and pollution |
| CN209062092U (en) * | 2018-11-13 | 2019-07-05 | 黄山中发耐磨材料有限公司 | Arenaceous shell core pattern pouring box |
-
2018
- 2018-11-13 CN CN201811345991.1A patent/CN109226696B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2634894A1 (en) * | 1976-08-03 | 1978-02-09 | Emg Eisen Und Metallguss Gmbh | Mouldless multiple casting arrangement - gives high recovery of moulding sand with combustion of binder and using multiple cores |
| US5354196A (en) * | 1992-01-31 | 1994-10-11 | Zeev Wertheimer | Clamping assembly for an injection moulding apparatus |
| CN201880860U (en) * | 2010-11-27 | 2011-06-29 | 大连远景铸造有限公司 | Precoated sand shell modeling mold |
| CN202155481U (en) * | 2011-05-30 | 2012-03-07 | 南车戚墅堰机车车辆工艺研究所有限公司 | Tool for casting |
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| CN103341592A (en) * | 2013-07-03 | 2013-10-09 | 黄山泰鑫耐磨材料有限公司 | Laminating sand mould vacuum-assist pouring method and system |
| KR200470179Y1 (en) * | 2013-09-17 | 2013-12-02 | 청송기계(주) | The flask with fixing device for shell-mold |
| CN104057033A (en) * | 2014-06-30 | 2014-09-24 | 南车戚墅堰机车车辆工艺研究所有限公司 | Tool for horizontal series connection casting and using method |
| CN104801676A (en) * | 2015-03-03 | 2015-07-29 | 共享铸钢有限公司 | Combined sand mold structure convenient to fix and manufacturing method of combined sand mold |
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| CN106222534A (en) * | 2016-08-24 | 2016-12-14 | 衢州顺丰汽车部件有限公司 | A kind of casting technique of magnesium iron casing |
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| CN107243608A (en) * | 2017-05-27 | 2017-10-13 | 共享装备股份有限公司 | Smallclothes core group core the core of the card device and casting mold and casting method |
| CN107876705A (en) * | 2017-12-28 | 2018-04-06 | 江苏华东风能科技有限公司 | Bottom pouring type pouring device for small and medium-sized casting |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109226696B (en) | 2024-04-12 |
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