CN208913120U - A kind of mechanical-hydraulic Valve Block Mould with seamless steel pipe structure - Google Patents
A kind of mechanical-hydraulic Valve Block Mould with seamless steel pipe structure Download PDFInfo
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- CN208913120U CN208913120U CN201821494177.1U CN201821494177U CN208913120U CN 208913120 U CN208913120 U CN 208913120U CN 201821494177 U CN201821494177 U CN 201821494177U CN 208913120 U CN208913120 U CN 208913120U
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Abstract
The utility model relates to a kind of mechanical-hydraulic Valve Block Moulds with seamless steel pipe structure, including main body, third sand body and steel pipe, the first sand body is provided on the inside of the main body, and first the left end of sand body be mounted with the second sand body, the third sand body is connected to the left side of the second sand body, and the left end of third sand body is fixed with the 4th sand body, the steel pipe is connected to the inside of the 4th sand body, and the top outer wall of steel pipe is mounted with terminal pad, the bottom outside of the steel pipe is provided with limit channels, the positioned inside of the main body has fixed link, and the first preformed hole is provided on the inside of main body, the positioned inside of the main body has gas vent.The beneficial effects of the utility model are: the utility model passes through the setting to the first sand body, the second sand body, third sand body, the 4th sand body and main body, and second sand body and the 4th sand body it is symmetrical about the central axes of main body, it is acted on by the distribution of the second sand body and the 4th sand body, so that the excellent working effect of device, and symmetry is strong.
Description
Technical field
The utility model relates to mechanical-hydraulic valve technology field, specially a kind of mechanical-hydraulic with seamless steel pipe structure
Valve Block Mould.
Background technique
Mechanical-hydraulic valve body is as construction machinery hydraulic system key components and parts, since structure is complicated for valve space structure,
Castings production is big, minimum blowhole Φ 4mm, and hole is irregular, by the mechanical-hydraulic valve body for having seamless steel pipe structure
Import valve is substituted, it is small to change domestic similar blow hole, can not form, problem with low content of technology.
In use, it is small, easy that the sand core on the inside of device is easy to produce fracture, core apertures to existing mechanical-hydraulic valve body
Deformation, carrying out work to device makes troubles, and core apertures are irregular, and casting difficulty is big, so that the working effect of device is not
It is good.
Utility model content
The purpose of this utility model is to provide a kind of mechanical-hydraulic Valve Block Moulds with seamless steel pipe structure, to solve
In the fabrication process, the sand core on the inside of device is easy to produce disconnected existing mechanical-hydraulic valve body mentioned above in the background art
Split, core apertures are small, easily-deformable, carrying out work to device makes troubles, and core apertures are irregular, and casting difficulty is big, so that dress
The bad problem of the working effect set.
To achieve the above object, the utility model provides the following technical solutions: a kind of machinery with seamless steel pipe structure
Hydraulic valve mold, including main body, third sand body and steel pipe are provided with the first sand body, and the first sand body on the inside of the main body
Left end be mounted with the second sand body, the third sand body is connected to the left side of the second sand body, and the left end of third sand body is fixed with
4th sand body, the steel pipe is connected to the inside of the 4th sand body, and the top outer wall of steel pipe is mounted with terminal pad, the steel pipe
Bottom outside is provided with limit channels, and the positioned inside of the main body has fixed link, and it is reserved that first is provided on the inside of main body
Hole, the positioned inside of the main body have gas vent, and the second preformed hole is fixed on the inside of main body, the inside setting of the main body
There is fixing groove, and be mounted with placed channel on the inside of main body, the main body is internally provided with preformed groove, the outer wall of the steel pipe
It is connected with support column.
Preferably, second sand body matches with the shape of the 4th sand body, and the second sand body and the 4th sand body are about master
The central axes of body are symmetrical.
Preferably, the connection type of the top of the terminal pad and the 4th sand body inner wall is welds, and the top of the 4th sand body
Portion's extended line and the top extended line of third sand body are at the same level.
Preferably, the length of the steel pipe is greater than the depth of section of main body, and the center of circle of circle and the where the section of steel pipe
The center of circle of circle coincides where the section of one preformed hole, and the wall thickness of steel pipe is 1.5mm.
Preferably, the first preformed hole structure distribution triangular in shape is in the inside of main body, and the section of the first preformed hole
Area is greater than the area of section of gas vent.
Preferably, the gas vent is equally spaced in the inside of main body, and the radius of circle is where the section of gas vent
1mm。
Preferably, the fixing groove is symmetrical about the transverse axis of main body, and fixing groove has been placed equidistant with two groups.
Preferably, the length of the placed channel and the width of main body are equal, and placed channel is located at the central axes of main body
Place.
Preferably, the support column outer wall in rounded shape for being distributed in steel pipe, and the outer wall of support column and steel pipe is perpendicular
Shape connection, and diameter of a circle where the section of steel pipe is 4mm.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model is by the setting to the first sand body, the second sand body, third sand body, the 4th sand body and main body, and
Second sand body is symmetrical about the central axes of main body with the 4th sand body, is acted on by the distribution of the second sand body and the 4th sand body, so that
The excellent working effect of device, and symmetry is strong, meanwhile, main body passes through the first sand body, the second sand body, third sand body, the 4th
Sand body is by sintering processing splicing composition, and internal structure is complicated.
2, the utility model passes through the setting to terminal pad, the 4th sand body and steel pipe, the top of terminal pad and the 4th sand body
The connection type of inner wall is welding, by the connection function of terminal pad and the 4th sand body, can enhance connectivity between the two,
For avoiding device when being worked, there is obscission in terminal pad, influences the efficiency of device work, and the length of steel pipe is greater than master
The depth of section of body is distributed in the inside of main body by steel pipe in bending, the hole wall for being 4mm instead of diameter, so that main body work
The effect of work is more excellent.
3, the utility model is by the setting to the first preformed hole, gas vent and main body, and the section face of the first preformed hole
The area of section that product is greater than gas vent can carry out limit operation to the steel pipe on the inside of device by the effect of the first preformed hole,
So that the work of steel pipe is more smooth, meanwhile, the radius of circle is 1mm where the section of gas vent, under the action of gas vent, energy
Work is exhausted when enough casting to sand core, so that exhaust work is more unobstructed.
4, the utility model has been placed equidistant with two groups by the setting to fixing groove, placed channel and main body, fixing groove,
By the effect of fixing groove, when can carry out installment work to device and external equipment, more convenient, lifting device is installed
The efficiency of work, and placed channel is located at the central axes of main body, under the action of placed channel, can be used as the first benchmark,
Localization process is carried out to the high of machining center, so that the positioning work of device is more accurate.
5, the utility model is by the setting to support column, steel pipe and the first preformed hole, and the outer wall of support column and steel pipe
Perpendicular shape connection, by the effect of support column, enables to the stability between the first preformed hole and steel pipe excellent, and is propping up
Under the action of dagger, it can be ensured that the outboard locations uniform force of steel pipe, for device when being worked, steel pipe is not likely to produce shape
Become.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the mechanical-hydraulic Valve Block Mould with seamless steel pipe structure of the utility model；
Fig. 2 is that a kind of body side structure of the mechanical-hydraulic Valve Block Mould with seamless steel pipe structure of the utility model is shown
It is intended to；
Fig. 3 is that a kind of body side structure of the mechanical-hydraulic Valve Block Mould with seamless steel pipe structure of the utility model is shown
It is intended to；
Fig. 4 is that a kind of body interior structure of the mechanical-hydraulic Valve Block Mould with seamless steel pipe structure of the utility model is shown
It is intended to；
Fig. 5 is that a kind of main body outboard structure of the mechanical-hydraulic Valve Block Mould with seamless steel pipe structure of the utility model is shown
It is intended to；
Fig. 6 is on the inside of a kind of the first preformed hole of mechanical-hydraulic Valve Block Mould with seamless steel pipe structure of the utility model
Structural schematic diagram.
In figure: 1, main body, the 2, first sand body, the 3, second sand body, 4, third sand body, the 5, the 4th sand body, 6, terminal pad, 7, steel
Pipe, 8, limit channels, 9, fixed link, the 10, first preformed hole, 11, gas vent, the 12, second preformed hole, 13, fixing groove, 14, fixed
Bit port, 15, preformed groove, 16, support column.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of mechanical-hydraulic with seamless steel pipe structure
Valve Block Mould, including main body 1, the first sand body 2, the second sand body 3, third sand body 4, the 4th sand body 5, terminal pad 6, steel pipe 7, limit
Channel 8, fixed link 9, the first preformed hole 10, gas vent 11, the second preformed hole 12, fixing groove 13, placed channel 14, preformed groove 15
With support column 16, the inside of main body 1 is provided with the first sand body 2, and the left end of the first sand body 2 is mounted with the second sand body 3, the second sand
Body 3 matches with the shape of the 4th sand body 5, and the second sand body 3 and the 4th sand body 5 are symmetrical about the central axes of main body 1, passes through
The distribution of two sand bodies 3 and the 4th sand body 5 acts on, so that the excellent working effect of device, and symmetry is strong, and third sand body 4 connects
It is connected to the left side of the second sand body 3, and the left end of third sand body 4 is fixed with the 4th sand body 5, steel pipe 7 is connected to the interior of the 4th sand body 5
Side, and the top outer wall of steel pipe 7 is mounted with terminal pad 6, the top of terminal pad 6 and the connection type of 5 inner wall of the 4th sand body are weldering
It connects, and the top extended line of the 4th sand body 5 and the top extended line of third sand body 4 are at the same level, and pass through terminal pad 6 and the 4th sand body
5 connection function can enhance connectivity between the two, and when being worked, terminal pad 6 falling off existing avoiding device occurs
As influencing the efficiency of device work, the bottom outside of steel pipe 7 is provided with limit channels 8, and the length of steel pipe 7 is greater than cutting for main body 1
Face height, and the center of circle of circle where the section of steel pipe 7 and the center of circle of circle where the section of the first preformed hole 10 coincide, and steel
The wall thickness of pipe 7 is 1.5mm, is distributed in the inside of main body 1 in bending by steel pipe 7, and the hole for being 4mm instead of diameter makes winner
The effect that body 1 works is more excellent, and the positioned inside of main body 1 has fixed link 9, and the inside of main body 1 is provided with the first preformed hole
10, the structure distribution triangular in shape of the first preformed hole 10 is in the inside of main body 1, and the area of section of the first preformed hole 10 is greater than exhaust
The area of section in hole 11 can carry out limit operation to the steel pipe 7 on the inside of device by the effect of the first preformed hole 10, so that
The work of steel pipe 7 is more smooth, and the positioned inside of main body 1 has gas vent 11, and the inside of main body 1 is fixed with the second preformed hole
12, gas vent 11 is equally spaced in the inside of main body 1, and the radius of circle where the section of gas vent 11 is 1mm, in gas vent 11
Under the action of, work is exhausted when can be poured to sand core, so that exhaust work is more unobstructed, main body 1 is internally provided with
Fixing groove 13, and the inside of main body 1 is mounted with placed channel 14, fixing groove 13 is symmetrical about the transverse axis of main body 1, and fixed
Slot 13 has been placed equidistant with two groups, by the effect of fixing groove 13, when can carry out installment work to device and external equipment, more
It is convenient to add, and lifting device carries out the efficiency of installment work, and the length of placed channel 14 is equal with the width of main body 1, and positions logical
Road 14 is located at the central axes of main body 1, under the action of placed channel 14, the first benchmark can be used as, to the height of machining center
Localization process is carried out, so that the positioning work of device is more accurate, main body 1 is internally provided with preformed groove 15, the outer wall of steel pipe 7
The outer wall of support column 16, the outer wall in rounded shape for being distributed in steel pipe 7 of support column 16, and support column 16 and steel pipe 7 is connected in vertical
Straight shape connection, and diameter of a circle where the section of steel pipe 7 is 4mm, by the effect of support column 16, enables to first to reserve
Stability between hole 10 and steel pipe 7 is excellent, and under the action of support column 16, it can be ensured that the outboard locations stress of steel pipe 7
Uniformly, for device when being worked, steel pipe 7 is not likely to produce deformation.
The working principle of the present embodiment: first should be passed through first with the mechanical-hydraulic Valve Block Mould of seamless steel pipe structure
Sand body 2, the second sand body 3, third sand body 4, the 4th sand body 5 can enhance the robustness of valve body by splicing composition valve body, so that
Phenomena such as valve body is less prone to fracture, deformation inside it at high operating temperatures, meanwhile, in the first sand body 2, the second sand body 3, third
When sand body 4, the 4th sand body 5 carry out splicing operation, placement operation is carried out to steel pipe 7, so that steel pipe 7 is through the inside of main body 1,
Replacing diameter by steel pipe 7 is the hole of 4mm, and steel pipe 7 replaces sand core through brake forming, so that its moulding is convenient, it is ensured that in steel pipe 7
The runner of side is firmer, is less prone to shrinkage porosite phenomenon, influences the working efficiency of device, and pass through the effect of support column 16,
Enable to the stability between the first preformed hole 10 and steel pipe 7 excellent, and under the action of support column 16, it can be ensured that steel pipe
7 outboard locations uniform force, for device when being worked, steel pipe 7 is not likely to produce deformation, and passes through terminal pad 6 and the 4th
The connection function of sand body 5 can enhance connectivity between the two, and when being worked, terminal pad 6 falls off avoiding device
Phenomenon causes steel pipe 7 to loosen, and influences the efficiency of device work, then, placed channel 14 is located at the central axes of main body 1, passes through
The effect of placed channel 14 can be used as the first benchmark, localization process be carried out to the high of machining center, so that the positioning work of device
Work is more accurate, and the internal structure of valve body is complicated, when carrying out casting work to sand core, in order to guarantee the one of casting dimension
Cause, avoid casting rise case the defects of, we determine that external mold uses enlightening sand FLEX automatic modeling line modelling, and makes sand core first
Gas vent 11 is set, and on head under the action of gas vent 11, work is exhausted when can be poured to sand core, so that exhaust
It works more unobstructed.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (9)
1. a kind of mechanical-hydraulic Valve Block Mould with seamless steel pipe structure, including main body (1), third sand body (4) and steel pipe
(7), it is characterised in that: be provided with the first sand body (2) on the inside of the main body (1), and the left end of the first sand body (2) is mounted with
Two sand bodies (3), the third sand body (4) is connected to the left side of the second sand body (3), and the left end of third sand body (4) is fixed with
Four sand bodies (5), the steel pipe (7) is connected to the inside of the 4th sand body (5), and the top outer wall of steel pipe (7) is mounted with terminal pad
(6), the bottom outside of the steel pipe (7) is provided with limit channels (8), and the positioned inside of the main body (1) has fixed link (9),
And the first preformed hole (10) are provided on the inside of main body (1), the positioned inside of the main body (1) has gas vent (11), and main body
(1) it is fixed on the inside of the second preformed hole (12), the main body (1) is internally provided with fixing groove (13), and main body (1) is interior
Side is mounted with placed channel (14), and the main body (1) is internally provided with preformed groove (15), the outer wall connection of the steel pipe (7)
There are support column (16).
2. a kind of mechanical-hydraulic Valve Block Mould with seamless steel pipe structure according to claim 1, it is characterised in that: institute
It states the second sand body (3) to match with the shape of the 4th sand body (5), and the second sand body (3) and the 4th sand body (5) are about main body (1)
Central axes it is symmetrical.
3. a kind of mechanical-hydraulic Valve Block Mould with seamless steel pipe structure according to claim 1, it is characterised in that: institute
The top of terminal pad (6) and the connection type of the 4th sand body (5) inner wall are stated to weld, and the top extended line of the 4th sand body (5)
It is at the same level with the top extended line of third sand body (4).
4. a kind of mechanical-hydraulic Valve Block Mould with seamless steel pipe structure according to claim 1, it is characterised in that: institute
The length for stating steel pipe (7) is greater than the depth of section of main body (1), and the center of circle of circle and the first preformed hole where the section of steel pipe (7)
(10) center of circle of circle coincides where section, and the wall thickness of steel pipe (7) is 1.5mm.
5. a kind of mechanical-hydraulic Valve Block Mould with seamless steel pipe structure according to claim 4, it is characterised in that: institute
The first preformed hole (10) structure distribution triangular in shape is stated in the inside of main body (1), and the area of section of the first preformed hole (10) is big
Area of section in gas vent (11).
6. a kind of mechanical-hydraulic Valve Block Mould with seamless steel pipe structure according to claim 5, it is characterised in that: institute
It states gas vent (11) to be equally spaced in the inside of main body (1), and the radius of circle where the section of gas vent (11) is 1mm.
7. a kind of mechanical-hydraulic Valve Block Mould with seamless steel pipe structure according to claim 1, it is characterised in that: institute
The transverse axis that fixing groove (13) is stated about main body (1) is symmetrical, and fixing groove (13) has been placed equidistant with two groups.
8. a kind of mechanical-hydraulic Valve Block Mould with seamless steel pipe structure according to claim 1, it is characterised in that: institute
The length for stating placed channel (14) is equal with the width of main body (1), and placed channel (14) is located at the central axes of main body (1).
9. a kind of mechanical-hydraulic Valve Block Mould with seamless steel pipe structure according to claim 1, it is characterised in that: institute
Support column (16) outer wall in rounded shape for being distributed in steel pipe (7) is stated, and support column (16) and the perpendicular shape of the outer wall of steel pipe (7) connect
It connects, and diameter of a circle where the section of steel pipe (7) is 4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821494177.1U CN208913120U (en) | 2018-09-13 | 2018-09-13 | A kind of mechanical-hydraulic Valve Block Mould with seamless steel pipe structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821494177.1U CN208913120U (en) | 2018-09-13 | 2018-09-13 | A kind of mechanical-hydraulic Valve Block Mould with seamless steel pipe structure |
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| Publication Number | Publication Date |
|---|---|
| CN208913120U true CN208913120U (en) | 2019-05-31 |
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ID=66705276
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821494177.1U Active CN208913120U (en) | 2018-09-13 | 2018-09-13 | A kind of mechanical-hydraulic Valve Block Mould with seamless steel pipe structure |
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| CN (1) | CN208913120U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109648059A (en) * | 2019-02-20 | 2019-04-19 | 日本电产东测（浙江）有限公司 | Hydraulic control valve device mold for forming |
-
2018
- 2018-09-13 CN CN201821494177.1U patent/CN208913120U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109648059A (en) * | 2019-02-20 | 2019-04-19 | 日本电产东测（浙江）有限公司 | Hydraulic control valve device mold for forming |
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