CN105736790B - A kind of entirety multichannel valve body moulding - Google Patents
A kind of entirety multichannel valve body moulding Download PDFInfo
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- CN105736790B CN105736790B CN201610256621.5A CN201610256621A CN105736790B CN 105736790 B CN105736790 B CN 105736790B CN 201610256621 A CN201610256621 A CN 201610256621A CN 105736790 B CN105736790 B CN 105736790B
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- oil groove
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- valve body
- longitudinal direction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Valve Housings (AREA)
Abstract
The invention discloses a kind of whole multichannel valve body mouldings, including valve body, valve body is tetragonal body shape, inside is equipped with sprue, transverse flow channels, horizontal oblique runner, auxiliary flow and runner mouth, transverse flow channels are located at the top of sprue, and horizontal oblique runner is located at the lower section of sprue, and sprue includes five horizontal longitudinal runners from left to right, if five horizontal longitudinal runners are equipped with dry sump, transverse flow channels and horizontal oblique runner are connected by oil groove with sprue.The invention has the advantages that integrated level it is high, it is structurally reasonable it is compact, highly reliable, facilitate casting, working service convenience, safety, energy conservation, service life are long, applied widely, can cast qualification rate with import substitutes completely and greatly improve, casting cost reduces.
Description
Technical field
The present invention relates to mechanical equipment manufacturing technology field more particularly to a kind of whole multichannel valve body mouldings.
Background technique
Though China is at present construction machinery production big country, industry is greatly without strong, low-and-medium-grade products excess capacity, high-end liquid
Pressure element almost relies on import, and the development of Hydraulic Industry seriously lags behind the development of host industry, becomes and restricts China's dress
The main bottleneck of standby development of manufacturing.At present China's hydraulic part industry integral fabrication technique level compared with international advanced country still
There is biggish gap.
The hydraulic control system key components and parts of whole multi-way valve system large excavator, the hydraulic valve arrangement of large excavator
Very high with required precision, the valve of especially some Multi-oil circuits, temperature rises quickly in the course of work, and temperature is excessively high, causes liquid
Pressure valve cannot be stable work, and abrasion loss is big, and valve body can be made under the action of the pressure fluctuation of hydraulic system or impact vibration
Leakage, and be easier to leak under pressure >=35Mpa high-pressure work state, the casting such as valve body moulding shrinkage cavity and porosity, internal porosity
Problem can be usually the defect of product, it is desirable that the straightness of higher dense internal organization and main valve hole cast blank is less than
1.0 millimeter.
Summary of the invention
In light of the defects in the prior art, the purpose of the invention is to provide a kind of integrated levels it is high, structurally reasonable it is compact, can
It is strong by property, facilitate casting, working service convenience, safety, energy conservation, service life length, whole multichannel valve body moulding applied widely.
In order to solve the above-mentioned technical problems, the present invention provides a kind of whole multichannel valve body moulding, including valve body, institutes
Stating valve body is tetragonal body shape, and sprue, transverse flow channels, horizontal oblique runner, auxiliary flow are equipped with inside the valve body
Road and runner mouth, the transverse flow channels are located at the top of the sprue, and the oblique runner of level is located at the lower section of sprue,
The auxiliary flow is several, for connecting sprue inside the valve body, transverse flow channels and horizontal oblique runner, institute
Runner mouth is stated to be located on each surface of valve body, with sprue inside valve body, transverse flow channels, horizontal oblique runner and
Auxiliary flow is corresponding and is connected.
Further, the sprue includes five horizontal longitudinal runners, five horizontal longitudinal runners be parallel to each other and
Same plane, be followed successively by from left to right first longitudinal direction runner, second longitudinal direction runner, third longitudinal direction runner, the 4th longitudinal runner and
5th longitudinal runner, the horizontal longitudinal runner of each run through valve body front and rear surfaces.
Further, 13 oil grooves are equipped on the first longitudinal direction runner from front to back, are followed successively by first longitudinal direction runner
The first oil groove to the 13rd oil groove, 11 oil grooves are equipped on the second longitudinal direction runner from front to back, it is vertical to be followed successively by second
To the first oil groove of runner to the 11st oil groove, 11 oil grooves are equipped on the runner of the third longitudinal direction from front to back, are followed successively by
First oil groove of third longitudinal direction runner is equipped with nine oil grooves on the described 4th longitudinal runner, successively to the 11st oil groove from front to back
For the first oil groove to the 9th oil groove of the 4th longitudinal runner, it is equipped with 12 oil grooves from front to back on the described 5th longitudinal runner,
It is followed successively by the first oil groove to the 12nd oil groove of the 5th longitudinal runner.
Specifically, the 5th oil groove of the described 4th longitudinal runner upwardly extends and is connected with transverse flow channels, and passes through cross
To runner to valve body upper surface, the oblique runner is strip, one end of the oblique runner and the second longitudinal direction
9th oil groove of runner is connected to, and the other end is connected to the 7th oil groove of the 5th longitudinal runner.
Further, the top of the first longitudinal direction runner is equipped with the first N-shaped runner, the 4th oil groove of first longitudinal direction runner
It being connected to the 9th oil groove by the first N-shaped runner, the top of the second longitudinal direction runner is equipped with the second N-shaped runner, and second
4th oil groove of longitudinal runner and the 7th oil groove are connected to by the second N-shaped runner, are set above the runner of the third longitudinal direction
There is third N-shaped runner, the 4th oil groove and the 8th oil groove of third longitudinal direction runner are connected to by the third N-shaped runner, and described
The top of five longitudinal runners is equipped with the 6th longitudinal runner, the second oil groove, the 7th oil groove and the 9th oil groove of the 5th longitudinal runner to
Upper extension is simultaneously connected to the described 6th longitudinal runner, and is continued up and extended to valve body upper surface, the first N-shaped stream
The longitudinal runner of road, the second N-shaped runner, third N-shaped runner and the 6th is across the transverse flow channels.
Further, it is equipped with and hangs down between the third oil groove of third longitudinal direction runner and the third oil groove of the 4th longitudinal runner
Straight channel, the vertical run run through entire valve body upper and lower surface.
Further, it is connected between the first oil groove of the longitudinal runner of adjacent level, the of the longitudinal runner of adjacent level
It is connected between two oil grooves, the 13rd oil groove of the first longitudinal direction runner, the 11st oil groove of second longitudinal direction runner, third are longitudinal
Connect between 12nd oil groove of the 11st oil groove of runner, the 9th oil groove of the 4th longitudinal runner and the 5th longitudinal runner is adjacent
It is logical, the tenth oil groove of the second longitudinal direction runner, the tenth oil groove of third longitudinal direction runner, the 4th longitudinal runner the 8th oil groove and
It is connected between 11st oil groove of the 5th longitudinal runner is adjacent, the 5th oil groove and second longitudinal direction runner of the first longitudinal direction runner
The 5th oil groove connection, the 11st oil groove of the first longitudinal direction runner is connected to the 9th oil groove of second longitudinal direction runner, described
6th oil groove of second longitudinal direction runner is connected to the 6th oil groove of third longitudinal direction runner, the second oil groove of the 4th longitudinal runner and the
The 4th oil groove connection of five longitudinal runners.
Further, it is equipped with Y type runner between third longitudinal direction runner and the 4th longitudinal runner, third longitudinal direction runner
5th oil groove of the longitudinal runner of the 5th oil groove, the 7th oil groove and the 4th is connected to by the Y type runner, the described 4th longitudinal runner
And the 5th be equipped with T-type runner between longitudinal runner, the 4th oil groove of the 4th longitudinal runner, the 6th oil groove and the 5th longitudinal runner
8th oil groove is connected to by the T-type runner, and the right side of the described 5th longitudinal runner is equipped with horizontal c-type runner, the 5th longitudinal stream
The third oil groove and the 9th oil groove in road are connected by the c-type runner, the middle of the c-type runner upwardly extend with it is described
Transverse flow channels connection, and extend to valve body upper surface.
Further, five and first longitudinal direction runner to the 5th longitudinal runner are respectively provided on the valve body front and back sides
The first-class road junction for corresponding and being connected；
The second road junction being connected with transverse flow channels is respectively provided on the valve body left and right side；
It is set on the valve body left side there are three third flow channel mouth, the second oil groove of the first longitudinal direction runner, the
Six oil grooves and the 12nd oil groove extend to valve body left-hand face to the left respectively, with three third flow channel mouths one-to-one correspondence and phase
Connection；
The valve body right side is equipped with the 4th runner mouth being connected with the c-type runner；
The valve body front surface is equipped with the 5th runner mouth being connected with the described 6th longitudinal runner；
The valve body front surface is equipped with the 6th runner mouth, and the second oil groove of the first longitudinal direction runner first prolongs upwards
It stretches and extends again to valve body front surface, and be connected with the 6th runner mouth；
The valve body upper surface is equipped with the 7th runner mouth being connected with the 5th oil groove of the described 4th longitudinal runner；
The valve body upper surface sets that there are three the second oil groove, the 7th oil groove and the 9th oil grooves with the 5th longitudinal runner
The 8th runner mouth for corresponding and being connected；
The valve body upper surface is set there are three the 9th runner mouth, the first N-shaped runner top center place to the rear, the 2nd n
It extends downwardly at the top center of type runner and third N-shaped runner and is connected to the transverse flow channels respectively, and upwardly extend respectively
It is connected to valve body upper surface with three the 9th runner mouths；
The valve body upper and lower surface is respectively provided with a tenth runner mouth that is corresponding with the vertical run and being connected to；
The valve body upper surface is equipped with the first-class road junction of the tenth to be connected with the middle of the c-type runner；
The valve body upper surface is set there are six the tenth second-rate road junction, the 5th oil groove of the first longitudinal direction runner, the
Two longitudinal third oil grooves of runner and the third oil groove and the 9th oil groove, the 4th longitudinal flow of the 8th oil groove, third longitudinal direction runner
The 7th oil groove extend upwardly to valve body upper surface respectively, correspond and be connected with six the tenth second-rate road junctions；
The valve body upper surface is equipped with the 13rd runner mouth, and the second oil groove and the 5th of the described 4th longitudinal runner is indulged
It upwardly extends to the centre of the 5th oil groove Connectivity Section of runner and is connected with the 13rd runner mouth；
The valve body lower surface sets that there are five the 14th runner mouths that are connected with the oblique runner；
The valve body lower surface is equipped with eight the 15th runner mouths, the second oil groove on the first longitudinal direction runner
With the 12nd oil groove, the second oil groove and the tenth oil groove on the runner of third longitudinal direction, the second oil groove on the 4th longitudinal runner and the
Eight oil grooves, the first oil groove and the 12nd oil groove on the 5th longitudinal runner, extend to valve body lower surface, with eight separately down
A 15th runner mouth corresponds and is connected；
The valve body lower surface is equipped with the 16th runner mouth being connected with the T-type runner；
The valve body lower surface is equipped with the 17th runner mouth, and the tenth oil groove on the described 5th longitudinal runner is to the right
Extend and is connected with the 17th runner mouth；
The valve body lower surface is equipped with the 18th runner mouth, and the 7th oil groove on the described 5th longitudinal runner is downward
Extend and is connected with the 18th runner mouth；
It is set on the valve body lower surface there are three the 19th runner mouth, second oil groove of first longitudinal direction runner and the
Middle, the 5th oil groove of first longitudinal direction runner and the 5th oil groove of second longitudinal direction runner of the Connectivity Section of two the second oil grooves of longitudinal runner
The middle difference of the middle of Connectivity Section, the 11st oil groove of first longitudinal direction runner and the 9th oil groove Connectivity Section of second longitudinal direction runner
It extends downwardly and corresponds and be connected with three the 19th runner mouths.
Specifically, the valve body is by casting and being integrally formed.
Whole multichannel valve body moulding of the invention has the following beneficial effects: that integrated level is high, structurally reasonable compact, reliable
Property it is strong, facilitate casting, it is working service convenience, safety, energy conservation, service life length, applied widely, completely can with import substitutes,
Casting qualification rate greatly improves, and casting cost reduces, and is the developing direction of domestic large excavator hydraulic system from now on, and development becomes
Gesture is good.
Detailed description of the invention
It, below will be to required in embodiment or description of the prior art in order to illustrate more clearly of technical solution of the present invention
The attached drawing used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, right
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Its attached drawing.
Fig. 1 is main view of the invention；
Fig. 2 is AA-AA sectional view of the present invention；
Fig. 3 is AD-AD sectional view of the present invention:
Fig. 4 is the first top view of the invention；
Fig. 5 is AH-AH sectional view of the present invention；
Fig. 6 is J-J sectional view of the present invention；
Fig. 7 is I-I sectional view of the present invention；
Fig. 8 is K-K sectional view of the present invention；
Fig. 9 is O-O sectional view of the present invention；
Figure 10 is P-P sectional view of the present invention；
Figure 11 is S-S sectional view of the present invention；
Figure 12 is T-T sectional view of the present invention；
Figure 13 is U-U sectional view of the present invention；
Figure 14 is V-V sectional view of the present invention；
Figure 15 is W-W sectional view of the present invention；
Figure 16 is bottom view of the invention；
Figure 17 is left view of the invention；
Figure 18 is right view of the invention；
Figure 19 is the second top view of the invention.
Wherein, appended drawing reference is corresponding in figure are as follows: 1- valve body, 2- transverse flow channels, the oblique runner of 3-, 4- first longitudinal direction stream
Road, 5- second longitudinal direction runner, 6- third longitudinal direction runner, the longitudinal runner of 7- the 4th, the longitudinal runner of 8- the 5th, 9- the first N-shaped runner,
10- the second N-shaped runner, 11- third N-shaped runner, the longitudinal runner of 12- the 6th, 13- vertical run, 14-Y type runner, 15-T type stream
Road, 16-C type runner, the first-class road junction 17-, 18- second road junction, 19- third flow channel mouth, the 4th runner mouth of 20-, 21- the 5th
Runner mouth, the 6th runner mouth of 22-, the 7th runner mouth of 23-, the 8th runner mouth of 24-, the 9th runner mouth of 25-, the tenth runner mouth of 26-,
The first-class road junction 27- the tenth, the second-rate road junction 28- the tenth, the 13rd runner mouth of 29-, the 14th runner mouth of 30-, the 15th runner of 31-
Mouth, the 16th runner mouth of 32-, the 17th runner mouth of 33-, the 18th runner mouth of 34-, the 19th runner mouth of 35-, 41- first are vertical
To the first oil groove of runner, the 13rd oil groove of 42- first longitudinal direction runner.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, carries out to the technical solution in inventive embodiments clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on this
The embodiment of invention, those of ordinary skill in the art's every other reality obtained without creative labor
Example is applied, shall fall within the protection scope of the present invention.
Embodiment:
Fig. 1-Figure 19 is please referred to, the present invention provides a kind of whole multichannel valve body moulding, including valve body 1, the valves
Phosphor bodies 1 are tetragonal body shape, and sprue, transverse flow channels 2, horizontal oblique runner 3, auxiliary flow are equipped with inside the valve body 1
Road and runner mouth, the transverse flow channels 2 are located at the top of the sprue, and the oblique runner 3 of level is located under sprue
Side, the auxiliary flow are several, for connecting 1 sprue inside the valve body, transverse flow channels 2 and horizontal oblique stream
Road 3, the runner mouth are located on each surface of valve body 1, with 1 inside sprue of valve body, transverse flow channels 2, level
Oblique runner 3 is corresponding with auxiliary flow and is connected.
Further, the sprue includes five horizontal longitudinal runners, five horizontal longitudinal runners be parallel to each other and
Same plane is followed successively by the longitudinal runner of first longitudinal direction runner 4, second longitudinal direction runner 5, third longitudinal direction runner the 6, the 4th from left to right
7 and the 5th longitudinal runner 8, the horizontal longitudinal runner of each run through 1 front and rear surfaces of valve body.
Further, 13 oil grooves are equipped on the first longitudinal direction runner 4 from front to back, are followed successively by first longitudinal direction runner
4 41 to the 13rd oil groove 42 of the first oil groove is equipped with 11 oil grooves on the second longitudinal direction runner 5 from front to back, is followed successively by
First oil groove of second longitudinal direction runner 5 is equipped with 11 oil to the 11st oil groove from front to back on third longitudinal direction runner 6
Slot is followed successively by the first oil groove to the 11st oil groove of third longitudinal direction runner 6, is equipped with from front to back on the described 4th longitudinal runner 7
Nine oil grooves are followed successively by the first oil groove to the 9th oil groove of the 4th longitudinal runner 7, set from front to back on the described 5th longitudinal runner 8
There are 12 oil grooves, is followed successively by the first oil groove to the 12nd oil groove of the 5th longitudinal runner 8.
Specifically, the 5th oil groove of the described 4th longitudinal runner 7 upwardly extends and is connected with transverse flow channels 2, and passes through
For transverse flow channels 2 to 1 upper surface of valve body, the oblique runner 3 is strip, one end of the oblique runner 3 and described the
The 9th oil groove connection of two longitudinal runners 5, the other end are connected to the 7th oil groove of the 5th longitudinal runner 8.
Further, the top of the first longitudinal direction runner 4 be equipped with the first N-shaped runner 9, the 4th of first longitudinal direction runner 4 the
Oil groove and the 9th oil groove are connected to by the first N-shaped runner 9, and the top of the second longitudinal direction runner 5 is equipped with the second N-shaped runner
10, the 4th oil groove of second longitudinal direction runner 5 and the 7th oil groove are connected to by the second N-shaped runner 10, and the third longitudinally flows
The top in road 6 is equipped with third N-shaped runner 11, and the 4th oil groove and the 8th oil groove of third longitudinal direction runner 6 pass through the third N-shaped stream
Road 11 is connected to, and the top of the 5th longitudinal runner 8 is equipped with the 6th longitudinal runner 12, the second oil groove of the 5th longitudinal runner 8, the
Seven oil grooves and the 9th oil groove are upwardly extended and are connected to the described 6th longitudinal runner 12, and are continued up and extended to valve body 1
Upper surface, the longitudinal runner 12 of the first N-shaped runner 9, the second N-shaped runner 10, third N-shaped runner 11 and the 6th is across institute
State transverse flow channels 2.
Further, it is equipped between the third oil groove of third longitudinal direction runner 6 and the third oil groove of the 4th longitudinal runner 7
Vertical run 13, the vertical run 13 run through entire 1 upper and lower surface of valve body.
Further, it is connected between the first oil groove of the longitudinal runner of adjacent level, the of the longitudinal runner of adjacent level
It is connected between two oil grooves, the 13rd oil groove of the first longitudinal direction runner 4, the 11st oil groove of second longitudinal direction runner 5, third are vertical
To the 11st oil groove of runner 6, the 9th oil groove of the 4th longitudinal runner 7 and the 5th longitudinal runner 8 the 12nd oil groove it is adjacent it
Between be connected to, the tenth oil groove of the second longitudinal direction runner 5, the tenth oil groove of third longitudinal direction runner 6, the 4th longitudinal runner 7 the
It is connected between 11st oil groove of eight oil grooves and the 5th longitudinal runner 8 is adjacent, the 5th oil groove of the first longitudinal direction runner 4 and the
The 5th oil groove connection of two longitudinal runners 5, the 11st oil groove of the first longitudinal direction runner 4 and the 9th of second longitudinal direction runner 5
Oil groove connection, the 6th oil groove of the second longitudinal direction runner 5 are connected to the 6th oil groove of third longitudinal direction runner 6, the 4th longitudinal stream
Second oil groove in road 7 is connected to the 4th oil groove of the 5th longitudinal runner 8.
Further, it is equipped with Y type runner 14 between third longitudinal direction runner 6 and the 4th longitudinal runner 7, third longitudinally flows
5th oil groove of the longitudinal runner 7 of the 5th oil groove in road 6, the 7th oil groove and the 4th is connected to by the Y type runner 14, and the described 4th
Be equipped with T-type runner 15 between longitudinal runner 7 and the 5th longitudinal runner 8, the 4th oil groove of the 4th longitudinal runner 7, the 6th oil groove and
8th oil groove of the 5th longitudinal runner 8 is connected to by the T-type runner 15, and the right side of the described 5th longitudinal runner 8 is equipped with horizontal C
Type runner 16, the third oil groove and the 9th oil groove of the 5th longitudinal runner 8 are connected by the c-type runner 16, the c-type runner
16 middle is upwardly extended to be connected to the transverse flow channels 2, and extends to 1 upper surface of valve body.
Further, five and the longitudinal stream of first longitudinal direction runner 4 to the 5th are respectively provided on 1 front and back sides of valve body
The first-class road junction 17 that road 8 corresponds and is connected；
The second road junction 18 being connected with transverse flow channels 2 is respectively provided on 1 left and right side of valve body；
It is set on 1 left side of valve body there are three third flow channel mouth 19, the second of the first longitudinal direction runner 4 is oily
Slot, the 6th oil groove and the 12nd oil groove extend to 1 left-hand face of valve body to the left respectively, one by one with three third flow channel mouths 19
It corresponds to and is connected；
1 right side of valve body is equipped with the 4th runner mouth 20 being connected with the c-type runner 16；
1 front surface of valve body is equipped with the 5th runner mouth 21 being connected with the described 6th longitudinal runner 12；
1 front surface of valve body is equipped with the 6th runner mouth 22, the second oil groove of the first longitudinal direction runner 4 first to
Upper extension extends to valve body front surface again, and is connected with the 6th runner mouth 22；
1 upper surface of valve body is equipped with the 7th runner being connected with the 5th oil groove of the described 4th longitudinal runner 7
Mouth 23；
1 upper surface of valve body sets that there are three the second oil groove with the 5th longitudinal runner 8, the 7th oil groove and the 9th oil
The 8th runner mouth 24 that slot corresponds and is connected；
1 upper surface of valve body is set there are three the 9th runner mouth 25,9 top center of the first N-shaped runner place to the rear, the
It extends downwardly at the top center of two N-shaped runners 10 and third N-shaped runner 11 and is connected to the transverse flow channels 2 respectively, and respectively
1 upper surface of valve body is extended upwardly to be connected with three the 9th runner mouths 25；
1 upper and lower surface of valve body is respectively provided with the tenth runner that is corresponding with the vertical run 13 and being connected to
Mouth 26；
1 upper surface of valve body is equipped with the first-class road junction 27 of the tenth to be connected with the middle of the c-type runner 16；
1 upper surface of valve body is set there are six the tenth second-rate road junction 28, and the 5th of the first longitudinal direction runner 4 is oily
Slot, the third oil groove of second longitudinal direction runner 5 and the 8th oil groove, the third oil groove of third longitudinal direction runner 6 and the 9th oil groove, the 4th indulge
Extend upwardly to 1 upper surface of valve body respectively to the 7th oil groove of flowing 7, corresponded with six the tenth second-rate road junctions 28 and
It is connected；
1 upper surface of valve body is equipped with the 13rd runner mouth 29, the second oil groove of the 4th longitudinal runner 7 and the
The centre of 5th oil groove Connectivity Section of five longitudinal runners 8 is upwardly extended to be connected with the 13rd runner mouth 29；
1 lower surface of valve body sets that there are five the 14th runner mouths 30 that are connected with the oblique runner 3；
1 lower surface of valve body is equipped with eight the 15th runner mouths 31, and second on the first longitudinal direction runner 4
Oil groove and the 12nd oil groove, the second oil groove and the tenth oil groove on third longitudinal direction runner 6, the second oil on the 4th longitudinal runner 7
Slot and the 8th oil groove, the first oil groove and the 12nd oil groove on the 5th longitudinal runner 8, extend to separately down under valve body 1
Surface corresponds and is connected with eight the 15th runner mouths 31；
1 lower surface of valve body is equipped with the 16th runner mouth 32 being connected with the T-type runner 15；
1 lower surface of valve body is equipped with the 17th runner mouth 33, the tenth oil groove on the described 5th longitudinal runner 8
Extend to the right and is connected with the 17th runner mouth 33；
1 lower surface of valve body is equipped with the 18th runner mouth 34, the 7th oil groove on the described 5th longitudinal runner 8
It extends downwardly and is connected with the 18th runner mouth 34；
19th runner mouth 35 there are three being set on 1 lower surface of valve body, 4 second oil groove of first longitudinal direction runner
With middle, the 5th oil groove of first longitudinal direction runner 4 and the second longitudinal direction runner 5 of the Connectivity Section of 5 second oil groove of second longitudinal direction runner
The middle of 5th oil groove Connectivity Section, the 11st oil groove of first longitudinal direction runner 4 and the 9th oil groove Connectivity Section of second longitudinal direction runner 5
Middle extends separately down and corresponds and be connected with three the 19th runner mouths 35.
Specifically, the valve body is by casting and being integrally formed.
This entirety multichannel valve body moulding important technological parameters:
(1) material: QT500-7
(2) tensile strength: >=420Mpa
(3) yield strength: >=320Mpa
(4) hardness: HB180-230
(5) nodulizing grade: 1-3 grades
(6) metallographic structure should meet GB/T 9441-2009 evaluation
(7) without casting flaws such as sand hole, stomata, shrinkage cavity and porosities, the defects of inner cavity is without scab, fash
(8) main valve hole straightness is less than 1.0mm
(9) casting list amount: 80kg
Whole multichannel valve body moulding of the invention has the following beneficial effects: that integrated level is high, structurally reasonable compact, reliable
Property it is strong, facilitate casting, it is working service convenience, safety, energy conservation, service life length, applied widely, completely can with import substitutes,
Casting qualification rate greatly improves, and casting cost reduces, and is the developing direction of domestic large excavator hydraulic system from now on, and development becomes
Gesture is good.
Above disclosed is only several preferred embodiments of the present invention, cannot limit the power of the present invention with this certainly
Sharp range, therefore equivalent changes made in accordance with the claims of the present invention, are still within the scope of the present invention.
Claims (10)
1. a kind of entirety multichannel valve body moulding, which is characterized in that including valve body (1), the valve body (1) is tetragonal body
Shape, the valve body (1) is internal to be equipped with sprue, transverse flow channels (2), horizontal oblique runner (3), auxiliary flow and runner
Mouthful, the transverse flow channels (2) are located at the top of the sprue, and the oblique runner of level (3) is located at the lower section of sprue, institute
Stating auxiliary flow is several, for connecting (1) sprue inside the valve body, transverse flow channels (2) and horizontal oblique stream
Road (3), the runner mouth are located on each surface of valve body (1), with valve body (1) internal sprue, transverse flow channels
(2), horizontal oblique runner (3) is corresponding with auxiliary flow and is connected.
2. entirety multichannel valve body moulding according to claim 1, which is characterized in that the sprue includes that five levels are vertical
To runner, five horizontal longitudinal runners are parallel to each other and in same planes, are followed successively by first longitudinal direction runner (4), the from left to right
Two longitudinal runners (5), third longitudinal direction runner (6), the 4th longitudinal runner (7) and the 5th longitudinal runner (8), each are horizontal longitudinal
Runner runs through valve body (1) front and rear surfaces.
3. entirety multichannel valve body moulding according to claim 2, which is characterized in that on the first longitudinal direction runner (4) from
It is equipped with 13 oil grooves after forward direction, is followed successively by the first oil groove (41) of first longitudinal direction runner (4) to the 13rd oil groove (42), it is described
11 oil grooves are equipped on second longitudinal direction runner (5) from front to back, are followed successively by the first oil groove of second longitudinal direction runner (5) to the tenth
One oil groove is equipped with 11 oil grooves on third longitudinal direction runner (6) from front to back, is followed successively by the of third longitudinal direction runner (6)
One oil groove to the 11st oil groove is equipped with nine oil grooves on the 4th longitudinal runner (7) from front to back, is followed successively by the 4th longitudinal runner
(7) the first oil groove is equipped with 12 oil grooves on the described 5th longitudinal runner (8) to the 9th oil groove from front to back, is followed successively by the
The first oil groove to the 12nd oil groove of five longitudinal runners (8).
4. entirety multichannel valve body moulding according to claim 3, which is characterized in that the of the described 4th longitudinal runner (7)
Five oil grooves upwardly extend and are connected with transverse flow channels (2), and pass through transverse flow channels (2) to valve body (1) upper surface, described
Oblique runner (3) is strip, and one end of the oblique runner (3) is connected to the 9th oil groove of the second longitudinal direction runner (5),
The other end is connected to the 7th oil groove of the 5th longitudinal runner (8).
5. entirety multichannel valve body moulding according to claim 4, which is characterized in that the first longitudinal direction runner (4) it is upper
Side is equipped with the first N-shaped runner (9), and the 4th oil groove and the 9th oil groove of first longitudinal direction runner (4) pass through the first N-shaped runner
(9) it is connected to, the top of the second longitudinal direction runner (5) is equipped with the second N-shaped runner (10), the 4th oil of second longitudinal direction runner (5)
Slot and the 7th oil groove are connected to by the second N-shaped runner (10), and the top of third longitudinal direction runner (6) is equipped with third N-shaped
Runner (11), the 4th oil groove and the 8th oil groove of third longitudinal direction runner (6) are connected to by the third N-shaped runner (11), described
The top of 5th longitudinal runner (8) is equipped with the 6th longitudinal runner (12), the second oil groove, the 7th oil groove of the 5th longitudinal runner (8)
It upwardly extends with the 9th oil groove and is connected to the described 6th longitudinal runner (12), and continue up and extend on valve body (1)
Surface, the longitudinal runner (12) of the first N-shaped runner (9), the second N-shaped runner (10), third N-shaped runner (11) and the 6th are horizontal
Across the transverse flow channels (2).
6. entirety multichannel valve body moulding according to claim 3, which is characterized in that the of third longitudinal direction runner (6)
Vertical run (13) are equipped between three oil grooves and the third oil groove of the 4th longitudinal runner (7), the vertical run (13) is through whole
A valve body (1) upper and lower surface.
7. entirety multichannel valve body moulding according to claim 3, which is characterized in that the first of the longitudinal runner of adjacent level
It is connected to, is connected between the second oil groove of the longitudinal runner of adjacent level, the 13rd of the first longitudinal direction runner (4) the between oil groove
Oil groove, the 11st oil groove of second longitudinal direction runner (5), the 11st oil groove of third longitudinal direction runner (6), the 4th longitudinal runner (7)
The 9th oil groove and the 5th longitudinal runner (8) the 12nd oil groove it is adjacent between be connected to, the tenth of the second longitudinal direction runner (5) the
Oil groove, the tenth oil groove of third longitudinal direction runner (6), the 8th oil groove of the 4th longitudinal runner (7) and the 5th longitudinal runner (8) the
It is connected between 11 oil grooves are adjacent, the 5th oil groove of the first longitudinal direction runner (4) and the 5th oil groove of second longitudinal direction runner (5)
Connection, the 11st oil groove of the first longitudinal direction runner (4) are connected to the 9th oil groove of second longitudinal direction runner (5), and described second
6th oil groove of longitudinal runner (5) is connected to the 6th oil groove of third longitudinal direction runner (6), the second oil of the 4th longitudinal runner (7)
Slot is connected to the 4th oil groove of the 5th longitudinal runner (8).
8. entirety multichannel valve body moulding according to claim 3, which is characterized in that third longitudinal direction runner (6) and the
Y type runner (14), the 5th oil groove, the 7th oil groove and the 4th longitudinal direction of third longitudinal direction runner (6) are equipped between four longitudinal runners (7)
5th oil groove of runner (7) is connected to by the Y type runner (14), the described 4th longitudinal runner (7) and the 5th longitudinal runner (8)
Between be equipped with T-type runner (15), the 4th oil groove of the 4th longitudinal runner (7), the 6th oil groove and the 5th longitudinal runner (8) the 8th
Oil groove is connected to by the T-type runner (15), and the right side of the 5th longitudinal runner (8) is equipped with horizontal c-type runner (16), and the 5th
The third oil groove and the 9th oil groove of longitudinal runner (8) are connected by the c-type runner (16), in the c-type runner (16)
Between upwardly extend and be connected to the transverse flow channels (2), and extend to valve body (1) upper surface.
9. entirety multichannel valve body moulding according to claim 8, which is characterized in that valve body (1) front and back sides
On be respectively provided with the first-class road junctions that five and first longitudinal direction runner (4) correspond and are connected to the 5th longitudinal runner (8)
(17)；
The second road junction (18) being connected with transverse flow channels (2) is respectively provided on valve body (1) left and right side；
It is set on valve body (1) left side there are three third flow channel mouth (19), the second of the first longitudinal direction runner (4) is oily
Slot, the 6th oil groove and the 12nd oil groove extend to valve body (1) left-hand face to the left respectively, with three third flow channel mouths (19)
It corresponds and is connected；
Valve body (1) right side is equipped with the 4th runner mouth (20) being connected with the c-type runner (16)；
Valve body (1) front surface is equipped with the 5th runner mouth (21) being connected with the 6th longitudinal runner (12)；
Valve body (1) front surface is equipped with the 6th runner mouth (22), and the second oil groove of the first longitudinal direction runner (4) is first
It upwardly extends and extends again to valve body front surface, and be connected with the 6th runner mouth (22)；
Valve body (1) upper surface is equipped with the 7th runner being connected with the 5th oil groove of the described 4th longitudinal runner (7)
Mouth (23)；
Valve body (1) upper surface sets that there are three the second oil grooves, the 7th oil groove and the 9th oil with the 5th longitudinal runner (8)
The 8th runner mouth (24) that slot corresponds and is connected；
Valve body (1) upper surface is set there are three the 9th runner mouth (25), first N-shaped runner (9) top center place to the rear,
It is extended downwardly respectively at the top center of second N-shaped runner (10) and third N-shaped runner (11) with the transverse flow channels (2) even
It is logical, and extend upwardly to valve body (1) upper surface respectively and be connected with three the 9th runner mouths (25)；
Valve body (1) upper and lower surface is respectively provided with a tenth runner mouth that is corresponding with vertical run (13) and being connected to
(26)；
Valve body (1) upper surface is equipped with the first-class road junction of the tenth to be connected with the middle of the c-type runner (16)
(27)；
Valve body (1) upper surface is set there are six the tenth second-rate road junction (28), and the 5th of the first longitudinal direction runner (4) is oily
Slot, the third oil groove of second longitudinal direction runner (5) and the 8th oil groove, the third oil groove of third longitudinal direction runner (6) and the 9th oil groove,
7th oil groove of four longitudinal flows (7) extends upwardly to valve body (1) upper surface respectively, with six the tenth second-rate road junctions (28)
It corresponds and is connected；
Valve body (1) upper surface is equipped with the 13rd runner mouth (29), the second oil groove of the 4th longitudinal runner (7) and
The centre of 5th oil groove Connectivity Section of the 5th longitudinal runner (8) is upwardly extended to be connected with the 13rd runner mouth (29)；
Valve body (1) lower surface sets that there are five the 14th runner mouths (30) that are connected with the oblique runner (3)；
Valve body (1) lower surface is equipped with eight the 15th runner mouths (31), and the on the first longitudinal direction runner (4)
Two oil grooves and the 12nd oil groove, the second oil groove and the tenth oil groove on third longitudinal direction runner (6), on the 4th longitudinal runner (7)
Second oil groove and the 8th oil groove, the first oil groove and the 12nd oil groove on the 5th longitudinal runner (8), extend to valve body separately down
Main body (1) lower surface corresponds and is connected with eight the 15th runner mouths (31)；
Valve body (1) lower surface is equipped with the 16th runner mouth (32) being connected with the T-type runner (15)；
Valve body (1) lower surface is equipped with the 17th runner mouth (33), the tenth oil on the described 5th longitudinal runner (8)
Slot extends to the right and is connected with the 17th runner mouth (33)；
Valve body (1) lower surface is equipped with the 18th runner mouth (34), the 7th oil on the described 5th longitudinal runner (8)
Slot extends downwardly and is connected with the 18th runner mouth (34)；
It is set on valve body (1) lower surface there are three the 19th runner mouth (35), the first longitudinal direction runner (4) second is oily
Middle, the 5th oil groove of first longitudinal direction runner (4) and the second longitudinal direction of the Connectivity Section of (5) second oil groove of slot and second longitudinal direction runner
Middle, the 11st oil groove of first longitudinal direction runner (4) and the second longitudinal direction runner (5) the 9th of the 5th oil groove Connectivity Section of runner (5)
The middle of oil groove Connectivity Section extends separately down and corresponds and be connected with three the 19th runner mouths (35).
10. whole multichannel valve body moulding described in any one of -9 according to claim 1, which is characterized in that the valve body master
Body (1) is by casting and being integrally formed.
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| CN201610256621.5A CN105736790B (en) | 2016-04-22 | 2016-04-22 | A kind of entirety multichannel valve body moulding |
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| CN201610256621.5A CN105736790B (en) | 2016-04-22 | 2016-04-22 | A kind of entirety multichannel valve body moulding |
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| CN105736790B true CN105736790B (en) | 2018-12-11 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952945B (en) * | 2016-07-22 | 2018-09-14 | 南通华东油压科技有限公司 | A kind of no fash valve body moulding |
| WO2018039819A1 (en) * | 2016-08-27 | 2018-03-08 | 丁先华 | Quadruple valve body casting and mould therefor |
| WO2018039859A1 (en) * | 2016-08-29 | 2018-03-08 | 丁洋 | Monolithic multi-way valve body casting |
| CN107081408B (en) * | 2017-06-12 | 2023-03-21 | 南通华东油压科技有限公司 | Integral valve body casting and process thereof |
| CN107052265B (en) * | 2017-06-12 | 2023-03-21 | 南通华东油压科技有限公司 | Integral triple valve body and casting process thereof |
| CN107042290B (en) * | 2017-06-12 | 2023-01-31 | 南通华东油压科技有限公司 | Integral multi-way valve casting and casting process thereof |
| CN110576154B (en) * | 2019-09-10 | 2024-04-05 | 南通华东油压科技有限公司 | Cushion valve casting |
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| CN201021731Y (en) * | 2007-01-11 | 2008-02-13 | 南通华东液压铸业有限公司 | A body for multi-channel hydraulic valve |
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| CN104728493A (en) * | 2015-04-15 | 2015-06-24 | 南通华东油压科技有限公司 | Hydraulic valve body casing for large excavator |
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| CN205689858U (en) * | 2016-04-22 | 2016-11-16 | 南通华东油压科技有限公司 | A kind of overall multichannel valve body moulding |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2359338A1 (en) * | 1976-07-22 | 1978-02-17 | Nussbaum & Co Ag R | Valve for use in water softening plant - has bypass with flow rate adjustable by screw to allow passage of test sample |
| CN201021731Y (en) * | 2007-01-11 | 2008-02-13 | 南通华东液压铸业有限公司 | A body for multi-channel hydraulic valve |
| CN204042118U (en) * | 2014-06-24 | 2014-12-24 | 南通华东油压科技有限公司 | Relief valve foundry goods |
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| CN205689858U (en) * | 2016-04-22 | 2016-11-16 | 南通华东油压科技有限公司 | A kind of overall multichannel valve body moulding |
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