CN208840458U - A kind of complicated core mold automatic demoulding mechanism of engine casting - Google Patents
A kind of complicated core mold automatic demoulding mechanism of engine casting Download PDFInfo
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- CN208840458U CN208840458U CN201821443555.3U CN201821443555U CN208840458U CN 208840458 U CN208840458 U CN 208840458U CN 201821443555 U CN201821443555 U CN 201821443555U CN 208840458 U CN208840458 U CN 208840458U
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- movable block
- demoulding mechanism
- mandril
- core box
- automatic demoulding
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- 230000007246 mechanism Effects 0.000 title claims abstract description 40
- 238000005266 casting Methods 0.000 title claims abstract description 12
- 230000008685 targeting Effects 0.000 claims abstract description 9
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000013461 design Methods 0.000 abstract description 6
- 238000000465 moulding Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Casting Devices For Molds (AREA)
Abstract
The utility model discloses a kind of engines to cast complicated core mold automatic demoulding mechanism; the type chamber adaptable with the outer profile of sand core lower part is equipped with including lower core box and in lower core box; the type of the lower core box is intracavitary to be slided up and down equipped with movable block; the movable block and the type chamber surround the cavity being adapted with the outer profile of sand core lower part; the lower section of the lower core box is equipped with the jack-up demoulding mechanism that can jack up the movable block, sand core upwards, and gliding movement targeting structure is equipped between the lower core box and movable block.The utility model it is reasonable in design, automatic demoulding when can satisfy casting, high-efficient, coremaking precision is high, low manufacture cost, mold is easy to use, it is not required to cumbersome equipment interface design, because components are less, mold working service is also very convenient, automation coring production may be implemented, reduce the labor intensity of operator at the same time.
Description
Technical field
The utility model relates to casting technology fields, more specifically, it relates to which a kind of engine casts complicated sand core mould
Has automatic demoulding mechanism.
Background technique
With the expansion of the duty of engine and performance and perfect, engine component becomes increasingly complex, especially engine
The components such as body, cylinder cap, and the method that engine body, cylinder cap use casting substantially obtains, and the reason of because of structure, causes to cast
Mold releasability difficult design is made, there is an urgent need to a kind of new demoulding mechanisms to solve these problems.
General casting mould only has two die sinking directions up and down, and this requires the die joint of sand core can only be a Zhang Lianxu
Face, and be not overlapped in the projection of stripping direction, for the sand core structure of Special complex, general at present there are two types of demoulding mechanisms;
One is increasing mold to be opened direction, general core shooting equipment all has the interface of four direction die sinking, for knot
The jacket core of the more special sand core of structure such as body can use the mold-opening structure of four direction.
Another kind be by part can not de-molding position be made into loose piece, ejected together with sand core when molding, then again by artificial
Take out loose piece.
The jacket core of the first scheme sand core such as body more special for structure, since there are sand cleaning hole knots for side
Structure, it is necessary to it can be opened using four mold-opening structures, but for other sand cores, demoulding difficulty is only locally present, if using
This structure can greatly increase the complexity of mold design, sharply promote the manufacturing cost and maintenance cost of mold.
Second scheme structure is simpler, but will increase the labor intensity of execute-in-place work, because after manually taking out loose piece
It also needs manually to put back to mold again, can also have a significant impact to formation efficiency.
Utility model content
The technical problems to be solved in the utility model is the above-mentioned deficiency for the prior art, and the purpose of this utility model is
Providing a kind of tune can be with automatic demoulding, and high-efficient, coremaking engine with high accuracy casts complicated core mold automatic demoulding machine
Structure.
To achieve the above object, the utility model provides a kind of complicated core mold automatic demoulding machine of engine casting
Structure is equipped with the type chamber adaptable with the outer profile of sand core lower part, the type chamber of the lower core box including lower core box and in lower core box
Interior to slide up and down equipped with movable block, the movable block and the type chamber surround the chamber being adapted with the outer profile of sand core lower part
Body, the lower section of the lower core box are equipped with the jack-up demoulding mechanism that can jack up the movable block, sand core upwards, the lower core box with
Gliding movement targeting structure is equipped between movable block.
Further, the demoulding mechanism that jacks up includes the pedestal being set to below lower core box and is equipped on the base
The first adaptable mandril and second mandril adaptable with the bottom surface of the movable block with the bottom surface of type chamber.
Further, the movable block is up big and down small inclined wedge-shaped structure, and the outer end face of the movable block is equipped with
It is inclined outwardly the bevel structure compatible with the chamber of the lower core box of setting.
Further, the pedestal is equipped with first hinged seat hinged with second mandril, the movable block
Bottom is equipped with second hinged seat hinged with the top of second mandril.
Further, first hinged seat is arranged close to first mandril, second mandril connection described the
It one hinged seat and the second hinged seat and is in tilted layout.
As a further improvement, the gliding movement targeting structure includes that two be equipped in the lower core box are parallel to institute
The guide rail structure of bevel structure setting is stated, the two sides of the movable block are equipped with skewed slot compatible with the guide rail structure.
Further, the guide rail structure includes the guide rail mounting blocks being detachably equipped in the lower core box and convex
It is set to the guide rail of the inside of guide rail mounting blocks out.
Further, an end face of the sand core is equipped with projective structure or sunk structure, and the inner end of the movable block is set
There are sunk structure compatible with the projective structure or sunk structure or projective structure.
Further, the lower part of second mandril is removably equipped with the connecting rod hinged with first hinged seat;
It is equipped with shaft between the connecting rod and the first hinged seat, shaft is equipped between second mandril and the second hinged seat.
Further, the jack-up demoulding mechanism further includes the jacking system for driving the pedestal to move up and down.
Beneficial effect
Compared with prior art, the engine of the utility model casts the beneficial effect of complicated core mold automatic demoulding mechanism
Fruit is as follows:
(1), the present apparatus is structurally reasonable, automatic demoulding when can satisfy casting, high-efficient, and coremaking precision is high;
(2), this programme is compared to four mold-opening structures, and this programme structure is simple, and low manufacture cost, mold is easy to use, no
Cumbersome equipment interface design is needed, because components are less, mold working service is also very convenient;
(3), compared to the mode for manually taking movable block, automation coring production may be implemented first, reduce at the same time
The labor intensity of operator, due to using link mechanism, the reset of movable block is very accurate, also ensure that sand core
Make precision.
Detailed description of the invention
Fig. 1 is the molding pre-structure assembly that the engine of the utility model casts complicated core mold automatic demoulding mechanism
Figure;
Fig. 2 is the molding pre-structure schematic diagram that demoulding mechanism is jacked up in the utility model;
Fig. 3 is that the engine of the utility model casts Standard after the molding of complicated core mold automatic demoulding mechanism
Figure;
Fig. 4 be in the utility model jack up demoulding mechanism molding after structural schematic diagram;
Fig. 5 is the molding pre-structure section view that the engine of the utility model casts complicated core mold automatic demoulding mechanism
Figure;
Fig. 6 is that structure is cutd open during the engine of the utility model casts the molding of complicated core mold automatic demoulding mechanism
View;
Fig. 7 is that the engine of the utility model casts structure section view after the molding of complicated core mold automatic demoulding mechanism
Figure.
In figure: 1, lower core box;2, movable block;3, sand core;4, type chamber;5, demoulding mechanism is jacked up;501, pedestal;502, first
Mandril;503, the second mandril;504, the first hinged seat;505, the second hinged seat;506, connecting rod;6, guide rail structure;7, skewed slot.
Specific embodiment
With reference to the accompanying drawing, specific embodiment of the present utility model is described in detail, it is to be understood that this is practical
Novel protection scope is not limited by the specific implementation.
Specific embodiment of the present utility model is such that as shown in figs. 1-7, and a kind of engine casts complicated sand core mould
Have automatic demoulding mechanism, the type chamber 4 adaptable with the outer profile of 3 lower part of sand core be equipped with including lower core box 1 and in lower core box 1,
The substructure of sand core 3 is that can slide up and down into side protrusion or the type chamber 4 for the lower core box 1 that is recessed equipped with movable block 2, activity
Block 2 and type chamber 4 surround the cavity being adapted with the outer profile of 3 lower part of sand core, and the lower section of lower core box 1 is equipped with can jack up work upwards
The jack-up demoulding mechanism 5 of motion block 2, sand core 3 is equipped with gliding movement targeting structure between lower core box 1 and movable block 2;Core box is installed to
In the core shooting equipment of corresponding model;The cavity being adapted with the outer profile of 3 lower part of sand core is surrounded with type chamber 4 toward movable block 2 to carry out
Penetrate sand coremaking, obtain sand core 3, after opening upper core box, then by jack up demoulding mechanism 5 automatically by sand core 3 and movable block 2 together
It is jacked up upwards out of lower core box 1, since the protrusion or sunk structure of 3 lower part of sand core engage with movable block 2, makes sand core 3 and activity
Block 2 rises simultaneously, and then movable block 2 is slowly separated with sand core 3, and sand core 3 is made to complete demoulding, realizes automation coring production, with
This labor intensity for reducing operator simultaneously solves the problems, such as that complicated sand core structure coring in Foundry Production is difficult;And
And the embodiment of the utility model, without designing many and diverse core box, mold is easy to use, is not required to cumbersome equipment interface design, imitates
Rate is high, and coremaking precision is high;Gliding movement targeting structure is set in lower core box 1 and movable block 2, keeps movable block sliding steady, Er Qieke
To be resetted along gliding movement targeting structure slide downward, reset is very accurate, also ensures that the production precision of sand core.
In the present embodiment, jacking up demoulding mechanism 5 includes being set to the pedestal 501 of 1 lower section of lower core box and setting on pedestal 501
Some first mandrils 502 adaptable with the bottom surface of type chamber 4 and second mandril 503 adaptable with the bottom surface of movable block 2, jack up
Demoulding mechanism 5 further includes the jacking system for driving pedestal 501 to move up and down, and is jacked up pedestal 501 by jacking system, the first top
Bar 502, the first mandril 502 jack up sand core 3 and movable block 2 upwards automatically.
In the present embodiment, movable block 2 is up big and down small inclined wedge-shaped structure, and the outer end face of movable block 2 is equipped with outside
The bevel structure compatible with the chamber of lower core box 1 being obliquely installed, movable block 2 rise in can outward deflection slide, make activity
Block 2 is separated with sand core 3 automatically.
In the present embodiment, pedestal 501 is equipped with the first hinged seat 504 with the second mandril 503 hingedly, movable block 2
Bottom is equipped with second hinged seat 505 hinged with the top of the second mandril 503, and the second mandril 503 is by pedestal 501 and movable block 2
It connects, moves at the same time, convenient for the vertical motion of stability contorting movable block 2, pass through the second hinged seat 504, the second hinged seat
505 realize be rotatably connected, constitute linkage rod slide block mechanism, movable block 2 outward deflection slide when, the second mandril 503 and first
It relatively rotates between hinged seat 504, the second hinged seat 505, keeps the sliding of movable block 2 more steady.
In the present embodiment, the first hinged seat 504 is arranged close to the first mandril 502, and the second mandril 503 connection first is hinged
Seat 504 and second and is in tilted layout at hinged seat 505, and the angle between the second mandril 503 and pedestal 501 is greater than 70 °, is less than
80 °, anti-locking mechanism is locked, guarantees demoulding smoothly, guarantees that the second mandril 503 tilts the force direction of movable block 2 outward
It is directed toward, the plane of bevel structure is approximately parallel to, convenient for jacking up movable block 2.
In the present embodiment, gliding movement targeting structure includes that two be equipped in lower core box 1 are parallel to bevel structure setting
Guide rail structure 6, the two sides of movable block 2 are equipped with skewed slot 7 compatible with guide rail structure 6 to be made using guide rail structure 6 and skewed slot 7
Movable block 2 can slide steadily along the direction upward sliding of bevel structure when jacking up, will not cause to collide to sand core 3;It completes
After demoulding work, movable block 2 also can be along guide rail structure 6,7 slide downward of skewed slot, and it is accurate to reset, and without artificial correction, guarantees
3 casting accuracy of sand core.
In the present embodiment, guide rail structure 6 includes that the guide rail mounting blocks being detachably equipped in lower core box 1 and protrusion are set
It is placed in the guide rail of the inside of guide rail mounting blocks, bolt connection assembly is equipped between guide rail mounting blocks and lower core box 1.
In the present embodiment, an end face of sand core 3 is equipped with projective structure or sunk structure, the inner end of movable block 2 be equipped with
Projective structure or the compatible sunk structure of sunk structure or projective structure, movable block 2 are equipped with and the labyrinth on sand core 3
Compatible auxiliary mould structure, auxiliary mould structure can be detachably connected with movable block 2, be conveniently replaceable, and keep this practical new
Type can be adapted for the casting of a variety of sand cores.
In the present embodiment, the lower part of the second mandril 503 is removably equipped with the connecting rod hinged with the first hinged seat 504
506;It is equipped with shaft between connecting rod 506 and the first hinged seat 504, is equipped with and turns between the second mandril 503 and the second hinged seat 505
Axis.
Above are merely preferred embodiments of the utility model, it should be pointed out that for those skilled in the art,
Under the premise of not departing from the utility model structure, several modifications and improvements can also be made, it is practical new that these all will not influence this
The effect and patent practicability that type is implemented.
Claims (10)
1. a kind of engine casts complicated core mold automatic demoulding mechanism, including lower core box (1) and it is equipped on lower core box (1)
The adaptable type chamber (4) with the outer profile of sand core (3) lower part, which is characterized in that in the type chamber (4) of the lower core box (1) can on
Lower slider is equipped with movable block (2), and the movable block (2) and the type chamber (4) surround and be adapted with the outer profile of sand core (3) lower part
Cavity, the lower section of the lower core box (1) is equipped with the jack-up demoulding mechanism that can jack up the movable block (2), sand core (3) upwards
(5), gliding movement targeting structure is equipped between the lower core box (1) and movable block (2).
2. a kind of engine according to claim 1 casts complicated core mold automatic demoulding mechanism, which is characterized in that institute
State jack up demoulding mechanism (5) include be set to lower core box (1) below pedestal (501) and be equipped on the pedestal (501) with
Adaptable the first mandril (502) in the bottom surface of type chamber (4) and second mandril adaptable with the bottom surface of the movable block (2)
(503)。
3. a kind of engine according to claim 2 casts complicated core mold automatic demoulding mechanism, which is characterized in that institute
Stating movable block (2) is up big and down small inclined wedge-shaped structure, the outer end face of the movable block (2) be equipped be inclined outwardly setting with
The compatible bevel structure of chamber of the lower core box (1).
4. a kind of engine according to claim 3 casts complicated core mold automatic demoulding mechanism, which is characterized in that institute
It states pedestal (501) and is equipped with first hinged seat (504) hinged with second mandril (503), the bottom of the movable block (2)
Equipped with hinged the second hinged seat (505) in the top with second mandril (503).
5. a kind of engine according to claim 4 casts complicated core mold automatic demoulding mechanism, which is characterized in that institute
It states the first hinged seat (504) to be arranged close to first mandril (502), the second mandril (503) connection described first is hinged
It seat (504) and the second hinged seat (505) and is in tilted layout.
6. a kind of complicated core mold automatic demoulding mechanism of engine casting, feature according to claim 3 or 4 or 5
It is, the gliding movement targeting structure is included in two be equipped in the lower core box (1) and is parallel to the bevel structure setting
The two sides of guide rail structure (6), the movable block (2) are equipped with the guide rail structure (6) compatible skewed slot (7).
7. a kind of engine according to claim 6 casts complicated core mold automatic demoulding mechanism, which is characterized in that institute
Stating guide rail structure (6) includes that the guide rail mounting blocks being detachably equipped in the lower core box (1) and protrusion are set to guide rail peace
Fill the guide rail of the inside of block.
8. a kind of engine according to claim 1 casts complicated core mold automatic demoulding mechanism, which is characterized in that institute
The end face for stating sand core (3) is equipped with projective structure or sunk structure, and the inner end of the movable block (2) is equipped with and the projective structure
Or the compatible sunk structure of sunk structure or projective structure.
9. a kind of engine according to claim 4 or 5 casts complicated core mold automatic demoulding mechanism, feature exists
In the lower part of second mandril (503) is removably equipped with the connecting rod (506) hinged with first hinged seat (504);Institute
State and be equipped with shaft between connecting rod (506) and the first hinged seat (504), second mandril (503) and the second hinged seat (505) it
Between be equipped with shaft.
10. a kind of complicated core mold automatic demoulding mechanism of engine casting according to Claims 2 or 3 or 4 or 5,
It is characterized in that, jack-up demoulding mechanism (5) further includes the jacking system for driving the pedestal (501) to move up and down.
Priority Applications (1)
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CN201821443555.3U CN208840458U (en) | 2018-09-05 | 2018-09-05 | A kind of complicated core mold automatic demoulding mechanism of engine casting |
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CN201821443555.3U CN208840458U (en) | 2018-09-05 | 2018-09-05 | A kind of complicated core mold automatic demoulding mechanism of engine casting |
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CN201821443555.3U Withdrawn - After Issue CN208840458U (en) | 2018-09-05 | 2018-09-05 | A kind of complicated core mold automatic demoulding mechanism of engine casting |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108788026A (en) * | 2018-09-05 | 2018-11-13 | 广西玉柴机器股份有限公司 | A kind of complicated core mold automatic demoulding mechanism of engine casting |
-
2018
- 2018-09-05 CN CN201821443555.3U patent/CN208840458U/en not_active Withdrawn - After Issue
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108788026A (en) * | 2018-09-05 | 2018-11-13 | 广西玉柴机器股份有限公司 | A kind of complicated core mold automatic demoulding mechanism of engine casting |
CN108788026B (en) * | 2018-09-05 | 2024-02-09 | 广西玉柴机器股份有限公司 | Automatic demolding mechanism for complex sand core mold for engine casting |
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GR01 | Patent grant | ||
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20190510 Effective date of abandoning: 20240209 |
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AV01 | Patent right actively abandoned |
Granted publication date: 20190510 Effective date of abandoning: 20240209 |