CN206305390U - Core group for casting integrated form Composite cylinder lid - Google Patents
Core group for casting integrated form Composite cylinder lid Download PDFInfo
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- CN206305390U CN206305390U CN201621019635.7U CN201621019635U CN206305390U CN 206305390 U CN206305390 U CN 206305390U CN 201621019635 U CN201621019635 U CN 201621019635U CN 206305390 U CN206305390 U CN 206305390U
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Abstract
The utility model discloses a kind of core group for casting integrated form Composite cylinder lid, the integrated form Composite cylinder lid includes entering and exhaust channel, mounting hole of oil sprayer, cylinder cap upper water sleeve, cylinder cap lower water jacket, cylinder-bore, cylinder holes water jacket and tappet hole, core group is used for being molded integrated form Composite cylinder lid casting, and core group is by integral type chassis sand mold, preceding sand mold, rear sand mold, right sand mold, left sand mold, tappet sand mold, cylinder holes water jacket sand mold, combination sand mold, shrouding disc sand mold and to pour be that sand mold is combined；It is that sand mold includes sprue to pour, and its hypomere part is formed inside preceding sand mold, and the upper portion of sprue is provided by casting sand mould；Main cross gate, it is formed inside the front end of integral type chassis sand mold；Two points of cross gates, its inside for being respectively formed in right sand mold and left sand mold；And several L-shaped ingates, its inside for being respectively formed in right sand mold and left sand mold.The core group is used to successfully cast out part complexity integrated form Composite cylinder lid high.
Description
Technical field
The utility model is related to casting field, more particularly to a kind of core group for casting integrated form Composite cylinder lid.
Background technology
Cylinder head as conventional internal combustion a key components and parts, and cylinder block, cylinder jacket constitute start together
The core architecture of machine.Cylinder head is installed on cylinder block, and cylinder jacket is installed in the middle of the cylinder-bore of cylinder block, cylinder head and work
Plug, cylinder jacket constitute the combustion chamber of engine, and piston is reciprocating in cylinder jacket.In addition, cylinder head distribution installed above
Mechanism, oil spout yarn system and cover lid.
Traditional cylinder head is usually a radial plate type box like structure, and inner chamber is by air flue, valve mounting struction, cylinder head bolt
The water jacket cavity composition of hole post, oil injector hole seat, stomata pillar and these structure peripheries, complex structure, casting is difficult.Start
Water jacket cavity is full of coolant when machine works, and necessary cooling, its casting side are carried out to valve and valve retainer, cylinder head base plate
Method is typically side casting or flat casting.
The information for being disclosed in the background section is merely intended to increase the understanding to general background of the present utility model, and
It is not construed as recognizing or implying in any form that the information structure has been existing well known to persons skilled in the art
Technology.
Utility model content
The purpose of this utility model is to provide a kind of core group for casting integrated form Composite cylinder lid, for success
Cast out part complexity integrated form Composite cylinder lid high.
To achieve the above object, the utility model provides a kind of core group for casting integrated form Composite cylinder lid,
The integrated form Composite cylinder lid includes entering and exhaust channel, mounting hole of oil sprayer, cylinder cap upper water sleeve, cylinder cap lower water jacket, cylinder-bore, cylinder holes
Water jacket and tappet hole, core group are used for being molded integrated form Composite cylinder lid casting, and core group is by integral type chassis sand mold, preceding
Sand mold, rear sand mold, right sand mold, left sand mold, tappet sand mold, cylinder holes water jacket sand mold, combination sand mold, shrouding disc sand mold and pour and be
Sand mold is combined；Wherein combination sand mold includes cylinder cap upper water sleeve sand mold, cylinder cap lower water jacket sand mold, air intake duct sand mold and exhaust duct
Sand mold, it is that sand mold includes to pour：Sprue, it is erect and sets, and the upper end of sprue has sprue cup, and sprue is multiple positioned at integrated form
The side of the length direction of cylinder cap casting is closed, the hypomere part of sprue is formed inside preceding sand mold, the epimere portion of sprue
Divide and provided by casting sand mould；Main cross gate, its two ends are provided with filter screen, and the bottom of sprue connects with main cross gate, main horizontal to pour
Road is parallel with the width of integrated form Composite cylinder lid casting, and main cross gate is formed in the front end of integral type chassis sand mold
Portion；Two points of cross gates, two points of cross gates are set up in parallel and parallel with the length direction of integrated form Composite cylinder lid casting,
Two points of cross gates are in the both sides of the lower section of integrated form Composite cylinder lid casting, two points of one end of cross gate respectively with master
The two ends connection of cross gate, two points of cross gates constitute U-shape with main cross gate, and the other end of two points of cross gates is respectively equipped with
Slag trap, two points of cross gates are respectively formed in the inside of right sand mold and left sand mold；And several L-shaped ingates, its is uniform
Be arranged on two points of inner sides of cross gate, the port of export of each L-shaped ingate is gradually-reducing shape, and several L-shaped ingates are used
Molten metal is imported in casting mold, several L-shaped ingates are also respectively formed in the inside of right sand mold and left sand mold.
Preferably, cylinder holes forming part and the installation position of filter screen of cylinder-bore are also integrated with the sand mold of integral type chassis.
Preferably, shrouding disc sand mold is provided commonly for the compound gas of shaping integrated form with preceding sand mold, rear sand mold, right sand mold and left sand mold
The top surface of cylinder cap and all around shape.
Preferably, the cylinder cap upper water sleeve sand mold of combination sand mold, cylinder cap lower water jacket sand mold, air intake duct sand mold and exhaust duct sand mold
Using 3D printing forming technique one-shot forming.
Compared with prior art, the utility model has the advantages that：By integral type chassis, four-way mould assembly, group
Sand mold is closed, the whole sand mold that the mode of core is assembled successively is organized so that the cylinder holes water jacket sand mold of integrated form Composite cylinder lid is with vertical
Attitude (i.e. straight diesel cylinder holes working condition) is maintained in casting mold, it is easy to is obtained uniform wall thickness and is deformed small cylinder holes shape
Shape, combines the various cores of application integration of sand mold, simplifies group type technique and group type number of times, and group type is simpler accurate, enters row
Air flue will not float in casting cycle, and evenly, air port performance is more excellent for entering and exhaust channel wall thickness.
Brief description of the drawings
Fig. 1 is the sectional view of integrated form Composite cylinder lid in the utility model；
Fig. 2 is according to the cast system being related in the core group for casting integrated form Composite cylinder lid of the present utility model
The schematic diagram of system；
Fig. 3 is according to the assembling figure for casting the core group of integrated form Composite cylinder lid of the present utility model；
Fig. 4 is according to integral type chassis sand mold in the core group for casting integrated form Composite cylinder lid of the present utility model
Structural representation；
Fig. 5 is shown according to the structure of preceding sand mold in the core group for casting integrated form Composite cylinder lid of the present utility model
It is intended to；
Fig. 6 is shown according to the structure of rear sand mold in the core group for casting integrated form Composite cylinder lid of the present utility model
It is intended to；
Fig. 7 is shown according to the structure of right sand mold in the core group for casting integrated form Composite cylinder lid of the present utility model
It is intended to；
Fig. 8 is shown according to the structure of left sand mold in the core group for casting integrated form Composite cylinder lid of the present utility model
It is intended to；
Fig. 9 is according to the core group cam tappet sand mold for casting integrated form Composite cylinder lid of the present utility model
Structural representation；
Figure 10 is according to cylinder holes water jacket sand mold in the core group for casting integrated form Composite cylinder lid of the present utility model
Structural representation；
Figure 11 is according to the knot that sand mold is combined in the core group for casting integrated form Composite cylinder lid of the present utility model
Structure schematic diagram；
Figure 12 is the knot according to shrouding disc sand mold in the core group for casting integrated form Composite cylinder lid of the present utility model
Structure schematic diagram；
Figure 13 is the knot according to casting sand mould in the core group for casting integrated form Composite cylinder lid of the present utility model
Structure schematic diagram；
Figure 14 is according to interim sand mold group in the core group for casting integrated form Composite cylinder lid of the present utility model
Structural representation.
Specific embodiment
Below in conjunction with the accompanying drawings, specific embodiment of the present utility model is described in detail, it is to be understood that this practicality
New protection domain is not limited by specific embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " including " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other units
Part or other parts.
First, illustrate the operation principle of running gate system in the present embodiment with reference to Fig. 2, the running gate system include sprue 12,
13, two point cross gates 15 of main cross gate and several L-shaped ingates 16, wherein sprue 12 are erect and are set, sprue 12
Upper end there is sprue cup 11, sprue 12 is located at the side of the length direction of integrated form Composite cylinder lid casting 100, main horizontal to pour
The two ends in road 13 are provided with filter screen 14, and the bottom of sprue 12 connects with main cross gate 13, and main cross gate 13 is combined with integrated form
The width of cylinder cap casting 100 is parallel, two points of cross gates 15 be set up in parallel and with integrated form Composite cylinder lid casting 100
Length direction it is parallel, two points of cross gates 15 be in integrated form Composite cylinder lid casting 100 lower section both sides, two points
Two ends of the one end of cross gate 15 respectively with main cross gate 13 connect, and two points of cross gates 15 constitute U-shape with main cross gate 13,
The other end of two points of cross gates 15 is respectively equipped with slag trap, and several L-shaped ingates 16 are uniformly arranged on two points and horizontal pour
The inner side in road 15, the port of export of each L-shaped ingate 16 is gradually-reducing shape, and several L-shaped ingates 16 are used for leading molten metal
In entering casting mold.The running gate system can realize that rising pouring is poured in side, can realize cylinder head cylinder top upward using the running gate system, cylinder
Lid cylinder holes water jacket stands up, the downward vertical casting of cylinder-bore,
In specific casting, molten metal flows through sprue 12 from sprue cup 11, main cross gate 13 is reached, by 2 pieces of filter screens
14, the slag of molten metal is isolated by filter screen 14, is done quiet molten metal and is divided into two strands of left and right, by being divided to cross gate (two points of cross gates
15), molten metal flow to a point slag trap for cross gate end always, and the tiny slag of molten metal residual is assembled in then slag trap,
When molten metal filing full marks cross gate, then casting mold is flowed into through L-shaped ingate 16.In the present embodiment, L-shaped ingate 16 connects with casting
Socket part point is shaped as gradually-reducing shape, can be designed as " eight " font for extending out, and the advantage of this shape flows through " eight " word for molten metal
The flow velocity of molten metal is reached molten metal and is quickly reached the slow effect for filling type by slowing down soon during type, is conducive to liquid metal filling fast
And it is steady, not being that injection is radical fills type, is conducive to die cavity gas to discharge, and casting is not likely to produce the casting flaw of stomata.And molten metal
Energy quick and stable enters casting mold, and casting time is fast, and the final temperature of molten metal is high, and casting is not likely to produce the casting flaw of cold shut.
In addition, molten metal works well through the filtering pushing off the slag of screen pack 14 and slag trap, the molten metal into casting mold is clean, and casting is difficult
Produce the casting flaw of slag blister.To realize filling type even, pushing off the slag effect is good, smooth in exhaust, cylinder holes water jacket uniform wall thickness, enters
It is non-rising in exhaust duct casting, and entering and exhaust channel uniform wall thickness, high yield rate, yield rate is high, and good product quality.
In the present embodiment, the sand of the core Integral design cost implementation of running gate system and shaping integrated form Composite cylinder lid
Core group, so, the core group is by integral type chassis sand mold 1, preceding sand mold 2, rear sand mold 3, right sand mold 4, left sand mold 5, tappet
Sand mold 6, cylinder holes water jacket sand mold 7, combination sand mold 8, shrouding disc sand mold 10 and to pour be that sand mold is combined.
Specifically, as shown in figure 1 to figure 13, the one kind according to the utility model specific embodiment is used to cast integrated form
The core group of Composite cylinder lid, the integrated form Composite cylinder lid includes entering and exhaust channel (air intake duct 101 is shown in Fig. 1), fuel injector
Mounting hole, cylinder cap upper water sleeve 102, cylinder cap lower water jacket 103, cylinder-bore 105, cylinder holes water jacket 104 and tappet hole are (referring to figure
1), cylinder cap lower water jacket 103 is connected with cylinder holes water jacket 104 by upper aquaporin, and the core group is used for being molded integrated form Composite cylinder lid
Casting 100.In the present embodiment, core group is by integral type chassis sand mold 1, preceding sand mold 2, rear sand mold 3, right sand mold 4, left sand mold 5, convex
It is that sand mold is combined to take turns tappet sand mold 6, cylinder holes water jacket sand mold 7, combination sand mold 8, shrouding disc sand mold 10 and pour, wherein combining sand
Type 8 includes cylinder cap upper water sleeve sand mold, cylinder cap lower water jacket sand mold, air intake duct sand mold and exhaust duct sand mold.
As shown in Fig. 3 and Fig. 2, it is that sand mold includes sprue 12,13, two point cross gates 15 of main cross gate and some to pour
Individual L-shaped ingate 16.Wherein, sprue 12 is erect and is set, and the upper end of sprue 12 has sprue cup 11, and sprue 12 is located at collection
The side of the length direction of accepted way of doing sth Composite cylinder lid casting, the hypomere part of sprue 12 is formed inside preceding sand mold 2, sprue
12 upper portion is provided (referring to Figure 13) by casting sand mould 9.The two ends of main cross gate 13 are provided with filter screen 14, sprue 12
Bottom connects with main cross gate 13, and main cross gate 13 is parallel with the width of integrated form Composite cylinder lid casting, main cross gate
13 are formed inside the front end of integral type chassis sand mold 1.Two points of cross gates 5 are set up in parallel and are cast with integrated form Composite cylinder lid
The length direction of part is parallel, and two points of cross gates 15 are in the both sides of the lower section of integrated form Composite cylinder lid casting, two points
Two ends of the one end of cross gate 15 respectively with main cross gate 13 connect, and two points of cross gates 15 constitute U-shape with main cross gate 13,
The other end of two points of cross gates 15 is respectively equipped with slag trap, and two points of cross gates 15 are respectively formed in right sand mold 4 and left sand mold 5
Inside.Several L-shaped ingates 16 are uniformly arranged on two points of inner sides of cross gate 15, and each L-shaped ingate 16 goes out
Mouth end is gradually-reducing shape, and several L-shaped ingates 16 are used for importing molten metal in casting mold, and several L-shaped ingates 16 also divide
It is not formed inside the 5 of right sand mold 4 and left sand mold.
It is integrated with integral type chassis sand mold 1, cylinder holes water jacket sand mold 7 is assembled in interim core group, the type of cylinder holes water jacket sand 7
Place vertically, the channel forming portion for being molded upper aquaporin is integrated with cylinder holes water jacket sand mold 7.Combination sand mold 8 includes cylinder cap
Upper water sleeve sand mold, cylinder cap lower water jacket sand mold, air intake duct sand mold and exhaust duct sand mold, channel forming portion and cylinder cap lower water jacket sand mold
Fill fire resisting and compressible fibrous material in contact site.Shrouding disc sand mold 10 and preceding sand mold 2, rear sand mold 3, right sand mold 4 and left sand
Type 5 is provided commonly for being molded the top surface and all around shape of integrated form Composite cylinder lid.
As a kind of preferred embodiment, the cylinder holes forming part and filter screen of cylinder-bore 105 are integrated with integral type chassis sand mold 1
14 installation position.
Used as a kind of preferred embodiment, shrouding disc sand mold 10 is used jointly with preceding sand mold 2, rear sand mold 3, right sand mold 4 and left sand mold 5
In the top surface and all around shape of shaping integrated form Composite cylinder lid.
As a kind of preferred embodiment, cylinder cap upper water sleeve sand mold, cylinder cap lower water jacket sand mold, the air intake duct sand of sand mold 8 are combined
Type and exhaust duct sand mold use 3D printing forming technique one-shot forming.
In such scheme, referring to Fig. 4, integral type chassis sand mold 1 is integrated with the cylinder holes forming part and filter screen of cylinder-bore 105
Installation position, with preceding sand mold 2, rear sand mold 3, right sand mold 4, left sand mold 5, tappet sand mold 6 installation location division, referring to Fig. 4 and
Figure 14, preceding sand mold 2, rear sand mold 3, right sand mold 4, left sand mold 5 and tappet sand mold 6 are arranged on integral type according to the mode of Figure 14
On chassis sand mold 1.Further, integral type chassis sand mold 1 is also integrated with the lower part of slag trap.In the present embodiment, cylinder-bore 105
The advantage that cylinder holes forming part is integrated on integral type chassis sand mold 1 is that cylinder holes shape shapes together with integral type chassis sand mold 1, nothing
2 group core errors, relative position is more accurate, can guarantee that the relative distance between cylinder holes and cylinder holes, it is ensured that the uniform wall thickness of cylinder holes.
As shown in figure 5, preceding sand mold 2 is used for forming cylinder lid front end face partial shape, preceding sand mold 2 is integrated with tappet sand
Type 6 core print position and with right sand mold 4, the installation mating surface of left sand mold 5, remaining position is the installation with integral type chassis sand mold 1
Mating surface.In the present embodiment, preceding sand mold 2 and casting sand mould 9 are collectively forming sprue 12, wherein the hypomere part shape of sprue 12
Inside Cheng Yuqian sand molds 2, casting sand mould 9 provides the upper portion (referring to Figure 13) of sprue 12.
As shown in fig. 6, rear sand mold 3 is used for the rear end face partial shape of forming cylinder lid, rear sand mold 3 is integrated with tappet
Sand mold 6 core print position and cylinder holes water jacket sand mold 7 core print position, and with right sand mold 4, the installation mating surface of left sand mold 5 and with combine
The convex location division of sand mold 8, remaining position is the installation mating surface with integral type chassis sand mold 1.
As shown in fig. 7, right sand mold 4 is used for the right flank partial shape of forming cylinder lid, rear sand mold 3 is integrated with dividing for right side
Cross gate and ingate, and with preceding sand mold 2, the installation mating surface of rear sand mold 3, also including with the convex location division for combining sand mold 8
And the core print position of cylinder holes water jacket sand mold 7, remaining position is the installation mating surface with integral type chassis sand mold 1.In addition, right sand mold 4
It is also integrated with the upper part of slag trap.
As shown in figure 8, left sand mold 5 is used for the left surface partial shape of forming cylinder lid, rear sand mold 3 is integrated with dividing for left side
Cross gate and ingate, and with preceding sand mold 2, the installation mating surface of rear sand mold 3, also including with the convex location division for combining sand mold 8,
Remaining position is the installation mating surface with integral type chassis sand mold 1.In addition, left sand mold 5 is also integrated with the upper part of slag trap.
As shown in figure 9, tappet sand mold 6 is used for the shape of shaping cam axis hole and tappet bore, tappet sand mold 6 collects
Cheng Youyu integral types chassis sand mold 1 install core print position and with preceding sand mold 2, rear sand mold 3, left sand mold 5 installation location division.
As shown in Figure 10, cylinder holes water jacket sand mold 7 is used for being molded the horizontal water channel shape of cylinder holes water sleeve, is connected with cylinder cap lower water jacket
Logical upper water hole shape, the sand mold for also supporting cylinder holes water jacket vertically to place attitude vertically installs supporting position.
As shown in figure 11, combination sand mold 8 covers the shape of water jacket, cylinder cap lower water jacket, air intake duct and exhaust duct for moulding cylinder
Shape, combination sand mold 8 is the assembly of various shapes sand mold, using 3D printing forming technique one-shot forming, can accurately be ensured
The geomery of sand mold, and the relative position between shape, ensure that the uniform wall thickness of casting, particularly entering and exhaust channel with
The complicated shape of the entering and exhaust channel shell of cylinder cover water jacket accordingly matching and wall thickness it is uniform.And water under cylinder cap upper water sleeve, cylinder cap
Set, air intake duct, exhaust pipeline in one step precise forming, can successfully ensure entering and exhaust channel in casting cycle without floating, can solve the problem that
The problem of each duct position uniformity, so that it is guaranteed that airway parameters formedness.
As shown in figure 12, shrouding disc sand mold 10 is used for the top surface and part cylinder cap surrounding position shape of forming cylinder lid, shrouding disc
Sand mold 10 has the installation peace position portion and the exhaust passage of die cavity with other sand molds.
In the present embodiment, specific sand mold assembling scheme is as follows：
Integral type chassis sand mold 1 → 2 pieces of filter screens of placement → preceding sand mold 2 → rear sand mold 3 → right 4 → tappet of sand mold sand mold
6 → left sand mold 5 is assembled into interim sand mold group (referring to Figure 14), interim sand mold group contain part sprue, main cross gate,
Filter screen, point cross gate, ingate.Wherein：The positioning shape and integral type bottom of preceding sand mold 2, rear sand mold 3, right sand mold 4 by sand mold
Positioning and guiding groove on disk sand mold 1 is accurately positioned together, then tappet sand mold 6 by the U-shaped of integral type chassis sand mold 1
Locating slot is assembled, and finally, left sand mold 5 is assembled by positioning and guiding groove ecto-entad, forms sand mold group, and its group of type feature is to pass through
The four-way ecto-entad group type of the positioning and guiding groove of sand mold, sand mold self orientation is automatically positioned, and group type is accurate.
Then, the circular core print position that cylinder holes water jacket sand mold 7 passes through itself, pacifies the corresponding sand fallen in interim sand mold group
On type direction and location, and through the cylinder holes shape of integral type chassis sand mold 1, compound cylinder cap cylinder holes shape is formed.Compound cylinder cap
Cylinder holes water jacket sand mold is maintained in casting mold, the benefit of this attitude with vertical attitude (i.e. straight diesel cylinder holes working condition)
It is：It is easy to observe the gap (equivalent to the wall thickness of casting) between sand mold in group type, can in time adjusts the gap between sand mold,
It is easier to ensure the uniform wall thickness between casting cylinder holes.And, cylinder holes shape in cylinder holes water jacket sand mold in casting with
The projected area in gravity direction of molten metal is minimum, therefore minimum by the buoyancy of molten metal, so the change of cylinder holes water jacket sand mold
Shape is minimum, is combined the cylinder holes better quality of cylinder cap.
Then, combination sand mold 8 is by the square positioning key stacking group type on rear sand mold 3, right sand mold 4, left sand mold 5, combination
The core print position close fit of the cylinder holes shape on the Long Circle core print and integral type chassis sand mold 1 of the entering and exhaust channel on sand mold 8, its
Remaining core print position is worked good successively, completes the group type (referring to Figure 11 and Figure 14) of combination sand mold 8.
Then, shrouding disc sand mold 10 is by combining the square positioning key stacking group type on sand mold 8.
Finally, casting sand mould 9 is developed with shrouding disc sand mold 10, and be located on preceding sand mold 2 and with the sprue hole of preceding sand mold 2
Alignment.
To sum up, the core group for casting integrated form Composite cylinder lid of the present embodiment, by integral type chassis, four-way is closed
Type, combines sand mold, successively organizes the whole sand mold that assembles of mode of core so that the cylinder holes water jacket sand mold of integrated form Composite cylinder lid with
Vertical attitude (i.e. straight diesel cylinder holes working condition) is maintained in casting mold, it is easy to is obtained uniform wall thickness and is deformed small cylinder
Hole shape, combines the various cores of application integration of sand mold, simplifies group type technique and group type number of times, and group type is simpler accurate,
Entering and exhaust channel will not float in casting cycle, and evenly, air port performance is more excellent for entering and exhaust channel wall thickness.
The foregoing description to specific illustrative embodiment of the present utility model be in order to illustrate and illustration purpose.These
Description is not wishing to for the utility model to be defined to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can carry out
It is many to change and change.The purpose of selecting and describing the exemplary embodiment is that explaining certain principles of the present utility model
And its practical application, so that those skilled in the art can realize and utilize a variety of examples of the present utility model
Property embodiment and a variety of selections and change.Scope of the present utility model is intended to by claims and its waits similar shape
Formula is limited.
Claims (1)
1. a kind of core group for casting integrated form Composite cylinder lid, the integrated form Composite cylinder lid includes entering and exhaust channel, spray
Oily device mounting hole, cylinder cap upper water sleeve, cylinder cap lower water jacket, cylinder-bore, cylinder holes water jacket and tappet hole, the core group are used for into
Type integrated form Composite cylinder lid casting, it is characterised in that the core group is by integral type chassis sand mold, preceding sand mold, rear sand mold, the right side
Sand mold, left sand mold, tappet sand mold, cylinder holes water jacket sand mold, combination sand mold, shrouding disc sand mold and to pour be that sand mold is combined；
Wherein described combination sand mold includes cylinder cap upper water sleeve sand mold, cylinder cap lower water jacket sand mold, air intake duct sand mold and exhaust duct sand mold,
Described pouring is that sand mold includes：
Sprue, it is erect and sets, and the upper end of the sprue has sprue cup, and the sprue is compound positioned at the integrated form
The side of the length direction of cylinder cap casting, the hypomere part of the sprue is formed inside the preceding sand mold, described directly to pour
The upper portion in road is provided by casting sand mould；
Main cross gate, its two ends are provided with filter screen, and the bottom of the sprue connects with the main cross gate, the main cross gate
Width with the integrated form Composite cylinder lid casting is parallel, and the main cross gate is formed at integral type chassis sand mold
Front end inside；
Two points of cross gates, two points of cross gates be set up in parallel and with the length direction of the integrated form Composite cylinder lid casting
Parallel, two points of cross gates are in the both sides of the lower section of the integrated form Composite cylinder lid casting, described two points of cross gates
Two ends of the one end respectively with the main cross gate connect, described two points of cross gates and the main cross gate composition U-shape, institute
The other end for stating two points of cross gates is respectively equipped with slag trap, and described two points of cross gates are respectively formed in the right sand mold and institute
State the inside of left sand mold；And
Several L-shaped ingates, it is uniformly arranged on the described two points of inner sides of cross gate, the outlet of each L-shaped ingate
It is gradually-reducing shape to hold, and several L-shaped ingates are used for importing molten metal in casting mold, and described several L-shaped ingates are also distinguished
It is formed at the inside of the right sand mold and the left sand mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621019635.7U CN206305390U (en) | 2016-08-31 | 2016-08-31 | Core group for casting integrated form Composite cylinder lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621019635.7U CN206305390U (en) | 2016-08-31 | 2016-08-31 | Core group for casting integrated form Composite cylinder lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206305390U true CN206305390U (en) | 2017-07-07 |
Family
ID=59243409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621019635.7U Expired - Fee Related CN206305390U (en) | 2016-08-31 | 2016-08-31 | Core group for casting integrated form Composite cylinder lid |
Country Status (1)
| Country | Link |
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| CN (1) | CN206305390U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106216610A (en) * | 2016-08-31 | 2016-12-14 | 广西玉柴机器股份有限公司 | For casting the core group of integrated form Composite cylinder lid |
| CN108213342A (en) * | 2018-03-01 | 2018-06-29 | 四川共享铸造有限公司 | The casting technique of the complicated smallclothes of batch production |
| CN113560500A (en) * | 2021-07-07 | 2021-10-29 | 上柴动力海安有限公司 | Diesel engine cylinder cover casting air inlet duct integral core and manufacturing process thereof |
-
2016
- 2016-08-31 CN CN201621019635.7U patent/CN206305390U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106216610A (en) * | 2016-08-31 | 2016-12-14 | 广西玉柴机器股份有限公司 | For casting the core group of integrated form Composite cylinder lid |
| CN108213342A (en) * | 2018-03-01 | 2018-06-29 | 四川共享铸造有限公司 | The casting technique of the complicated smallclothes of batch production |
| CN113560500A (en) * | 2021-07-07 | 2021-10-29 | 上柴动力海安有限公司 | Diesel engine cylinder cover casting air inlet duct integral core and manufacturing process thereof |
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