CN107186961A - A kind of mould of ball valve core - Google Patents
A kind of mould of ball valve core Download PDFInfo
- Publication number
- CN107186961A CN107186961A CN201710412901.5A CN201710412901A CN107186961A CN 107186961 A CN107186961 A CN 107186961A CN 201710412901 A CN201710412901 A CN 201710412901A CN 107186961 A CN107186961 A CN 107186961A
- Authority
- CN
- China
- Prior art keywords
- valve
- mould
- lower mold
- split type
- valve core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 230000008676 import Effects 0.000 claims abstract description 12
- 230000033001 locomotion Effects 0.000 claims abstract description 5
- 238000005194 fractionation Methods 0.000 claims abstract description 4
- 239000007787 solid Substances 0.000 claims description 13
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 12
- 239000000463 material Substances 0.000 abstract description 5
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 238000001746 injection moulding Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/748—Machines or parts thereof not otherwise provided for
- B29L2031/7506—Valves
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention relates to valve process equipment field, a kind of mould of ball valve core, including lower mold body, and can with respect to lower mold body open and close movement upper die body, combining to constitute between lower mold body and upper die body is used to form the die cavity of spherical valve core；The lower mold body is provided with the Liang Zu core rods mechanism for being used for constituting valve core inside spherical cavity and its import and export, core rod mechanism includes split type half ball component and driving part, driving part drives split type half ball component to move axially, and controls the fractionation of split type half ball component simultaneously with combining；The mould, so as to ensure the thickness substantial equilibrium at each position of valve element, can be further ensured that the intensity at each position of valve element is consistent, it is not easy to occur the relatively low situation of local strength and Material shrinkage situation in valve core inside formation spherical cavity.
Description
Technical field
The present invention relates to valve process equipment field, more particularly to a kind of mould of ball valve core.
Background technology
The definition of ball valve is：Opening and closing element（Spheroid）Driven by valve rod, and the valve rotated around ball valve axis, it can use
In the regulation and control of fluid.Valve element inside existing ball valve is to offer valve element runner, valve element runner on spheroid form, spheroid
It is the pipe running system for axially penetrating through spheroid.It is thicker and two ends are partially thin that valve element under the structure has middle part（Middle part and two ends with
Valve element runner is defined）.When said structure is used to plastic poppet, due to the characteristic of plastic products, plastic poppet is inevitable
Bubble can be internally produced, and thicker part is more possible to produce bubble and produces Material shrinkage therewith, reduces valve element intensity.It is based on
Above-mentioned reason, need to be improved to the structure of existing plastic poppet, and a kind of mould of provided ball valve core.
The content of the invention
In order to solve the above problems, it is an object of the invention to provide a kind of mould of ball valve core, the shaping mould
Tool, so as to ensure the thickness substantial equilibrium at each position of valve element, can be further ensured that valve element in valve core inside formation spherical cavity
The intensity at each position is consistent, it is not easy to occur the relatively low situation of local strength and Material shrinkage situation.
In order to realize above-mentioned purpose, present invention employs following technical scheme：
A kind of mould of ball valve core, including lower mold body, and can with respect to lower mold body open and close movement upper die body, lower mould
The die cavity for constituting and being used for forming spherical valve core is combined between body and upper die body；It is characterized in that：The lower mold body, which is provided with, to be used for
The Liang Zu core rods mechanism of valve core inside spherical cavity and its import and export is constituted, Liang Zu core rods mechanism is arranged oppositely in die cavity axial direction respectively
Both sides；The core rod mechanism includes split type half ball component and driving part, and driving part drives split type half ball component axial direction
It is mobile, and the fractionation of split type half ball component is controlled simultaneously with combining；When the driving part drives split type half ball component to enter
When entering die cavity, split type half ball component of Liang Zu core rods mechanism combines to form solid sphere；The driving part drives split type
When half ball component leaves die cavity, if split type half ball component is split as stem portion, and exited successively by driving direction；Exiting
When, the axis projection face of each part is in the import and export of spherical cavity.
Preferably, split type half ball component includes limit track, and the be successively set on limit track
One support body, the second support body and triframe body, and multi-disc the first valve body being arranged on the first support body, are arranged on the second support body
Multi-disc the second valve body, and the centerbody being arranged on triframe body；Multi-disc the first valve body circular gap layout, first
Support body is provided with the first elastomeric element for driving the first valve body radially to draw close；Multi-disc the second valve body is disposed on adjacent two
Between piece the first valve body, the second support body is provided with the second elastomeric element for driving the second valve body radially to draw close；The center
Body is in taper type, and the output end of driving part is connected on triframe body, and triframe body and the second support body can be relatively close or remote
From first support body；When first support body, the second support body and triframe body close up, centerbody radially outward extrudes first
Valve body and the second valve body, and combination forms solid hemisphere；In this case, centerbody is in middle part, the first valve body and the
Two valve bodies are arranged at intervals along centerbody periphery.
Preferably, when first support body, the second support body and triframe body close up, being additionally provided with the outside of solid hemisphere
Constitute the solid axis body that spherical cavity is imported and exported.
Preferably, several chutes are offered in the peripheral surface of the centerbody vertically, the first valve body and second
The rearward end of valve body is slidably arranged in the chute respectively.
Preferably, being additionally provided with the first die station and the second mould for forming spool face locating slot in the lower mold body
Platform, the first die station and the second die station are arranged oppositely in die cavity radially opposite sides.
Preferably, first die station includes radially sliding the first pedestal being arranged in lower mold body along die cavity, and
First body of rod on the first pedestal is arranged on, first body of rod is cylindrical column.
Preferably, second die station includes radially sliding the second pedestal being arranged in lower mold body along die cavity, and
Second body of rod on the second pedestal is arranged on, second body of rod is square cylinder.In said structure, the first die station and the second die station make
With the locating slot for being for respectively forming valve element upper and lower ends face.
The present invention uses above-mentioned technical proposal, and the technical scheme is related to a kind of mould of ball valve core, the shaping mould
The lower mold body of tool is provided with the Liang Zu core rods mechanism for constituting valve core inside spherical cavity and its import and export；When entering die cavity, two groups
Split type half ball component of core rod mechanism combines to form solid sphere.By injection molding process, it can be formed in valve core inside
Spherical cavity, so as to ensure the thickness substantial equilibrium at each position of valve element, is further ensured that the intensity at each position of valve element is consistent, does not allow
Easily occur the relatively low situation of local strength and Material shrinkage situation.After the completion of injection, if split type half ball component is split as cadre
Divide and exit successively, and the axis projection face of each part is in the import and export of spherical cavity when exiting, so as to will not break
The valve element of bad injection molding.
Brief description of the drawings
Fig. 1 is structural representation of the invention（Remove upper die body）.
Fig. 2 is the pushing status schematic diagram of core rod mechanism.
Fig. 3 exits view for core rod mechanism.
Embodiment
Below in conjunction with the accompanying drawings, the preferred embodiments of the invention are described in further detail.
A kind of mould of ball valve core as shown in Fig. 1 ~ 3, including lower mold body 1, and can be opened with respect to lower mold body 1
The upper die body of resultant motion, combines the die cavity for constituting and being used for forming spherical valve core 3 between lower mold body 1 and upper die body.The lower mold body 1
Being provided with is used to constituting the Liang Zu core rods mechanisms 4 of valve core inside spherical cavity and its import and export, and Liang Zu core rods mechanism 4 is respectively to setting
Put in the axial both sides of die cavity.The core rod mechanism 4 includes split type half ball component 42 and driving part 41, and driving part 41 drives
Split type half ball component 42 is moved axially, and controls the fractionation of split type half ball component 42 simultaneously with combining.When the drive division
When part 41 drives split type half ball component 42 into die cavity, split type half ball component 42 combination of Liang Zu core rods mechanism 4 forms real
Bulbus cordis body.When the driving part 41 drives split type half ball component 42 to leave die cavity, if split type half ball component 42 is split as
Stem portion, and exited successively by driving direction.When exiting, the axis projection face of each part is in the import and export of spherical cavity
It is interior.The technical scheme is related to a kind of mould of ball valve core, and the lower mold body 1 of the mould is provided with composition valve core inside
Spherical cavity and its Liang Zu core rods mechanism 4 of import and export.When entering die cavity, split type half ball component 42 of Liang Zu core rods mechanism 4
Combination forms solid sphere., can be in valve core inside formation spherical cavity, so as to ensure each portion of valve element by injection molding process
Position thickness substantial equilibrium, be further ensured that the intensity at each position of valve element is consistent, it is not easy to occur the relatively low situation of local strength and
Material shrinkage situation.After the completion of injection, if split type half ball component 42 is split as stem portion and exited successively, and when exiting
The axis projection face of each part is in the import and export of spherical cavity, so that the valve element of injection molding will not be destroyed.
Specifically, split type half ball component 42 includes limit track 43, and is successively set on limit track 43
The first support body 44, the second support body 45 and triframe body 46, and the first valve of the multi-disc body 47 being arranged on the first support body 44, if
Put the second valve of multi-disc body 48 on the second support body 45, and the centerbody 49 being arranged on triframe body 46.The multi-disc
The circular gap of one valve body 47 is laid out, and the first support body 44 is provided with the first elastic portion for driving the radial direction of the first valve body 47 to draw close
Part.The second valve of multi-disc body 48 is disposed between adjacent the first valve of two panels body 47, and the second support body 45 is provided with driving described the
The second elastomeric element that the radial direction of two valve body 48 is drawn close.The centerbody 49 is in along axle in taper type, the peripheral surface of centerbody 49
To several chutes 40 are offered, the rearward end of the first valve body 47 and the second valve body 48 is slidably arranged in the chute 40 respectively
It is interior.The output end of the driving part 41 is connected on triframe body 46, and the support body 45 of triframe body 46 and second can be relatively close
Or away from first support body 44.When first support body 44, the second support body 45 and triframe body 46 close up, the footpath of centerbody 49
To outwardly against the first valve body 47 and the second valve body 48, and combine and form solid hemisphere；And gone back on the outside of solid hemisphere
Provided with the solid axis body for constituting spherical cavity import and export.In this case, centerbody 49 be in middle part, the first valve body 47 and second
Valve body 48 is arranged at intervals along the periphery of centerbody 49.
In addition, the first die station 5 and the second die station 6 for forming spool face locating slot are additionally provided with the lower mold body 1,
First die station 5 and the second die station 6 are arranged oppositely in die cavity radially opposite sides.First die station 5 includes radially sliding along die cavity setting
The first pedestal in lower mold body 1, and first body of rod being arranged on the first pedestal are put, first body of rod is cylindrical column.
Second die station 6 includes radially sliding the second pedestal being arranged in lower mold body 1 along die cavity, and is arranged on the second pedestal
Second body of rod, second body of rod be square cylinder.In said structure, the first die station 5 and the second die station 6 are used and are for respectively forming
The locating slot in valve element upper and lower ends face.
Claims (7)
1. a kind of mould of ball valve core, including lower mold body, and can with respect to lower mold body open and close movement upper die body, under
The die cavity for constituting and being used for forming spherical valve core is combined between die body and upper die body；It is characterized in that：The lower mold body is provided with use
In the Liang Zu core rods mechanism for constituting valve core inside spherical cavity and its import and export, Liang Zu core rods mechanism is arranged oppositely in die cavity axle respectively
To both sides；The core rod mechanism includes split type half ball component and driving part, and driving part drives split type half ball component axle
To movement, and the fractionation of split type half ball component is controlled simultaneously with combining；When the driving part drives split type half ball component
During into die cavity, split type half ball component of Liang Zu core rods mechanism combines to form solid sphere；The driving part drives split
When the ball component of formula half leaves die cavity, if split type half ball component is split as stem portion, and exited successively by driving direction；Exiting
When, the axis projection face of each part is in the import and export of spherical cavity.
2. a kind of mould of ball valve core according to claim 1, it is characterised in that：Split type half ball component
Including limit track, and the first support body, the second support body and the triframe body being successively set on limit track, and be arranged on
Multi-disc the first valve body on first support body, is arranged on multi-disc the second valve body on the second support body, and be arranged on triframe body
Centerbody；Multi-disc the first valve body circular gap layout, the first support body is radially drawn close provided with driving the first valve body
The first elastomeric element；Multi-disc the second valve body is disposed between adjacent the first valve of two panels body, and the second support body is provided with driving
The second elastomeric element that the second valve body is radially drawn close；The centerbody is in taper type, and the output end of driving part is connected to
On triframe body, triframe body and the second support body can be relatively close or away from first support body；When first support body, second
When support body and triframe body close up, centerbody radially outward extrudes the first valve body and the second valve body, and combination forms solid hemisphere
Body.
3. a kind of mould of ball valve core according to claim 2, it is characterised in that：First support body, second
When support body and triframe body close up, it is additionally provided with the outside of solid hemisphere and constitutes the solid axis body that spherical cavity is imported and exported.
4. a kind of mould of ball valve core according to Claims 2 or 3, it is characterised in that：The week of the centerbody
Offer several chutes on to surface vertically, the rearward end of the first valve body and the second valve body is slidably arranged in the cunning respectively
In groove.
5. a kind of mould of ball valve core according to claim 1 or 2, it is characterised in that：In the lower mold body also
Provided with the first die station and the second die station for forming spool face locating slot, the first die station and the second die station are arranged oppositely in mould
Chamber radially opposite sides.
6. a kind of mould of ball valve core according to claim 5, it is characterised in that：First die station includes edge
Die cavity radially slides the first pedestal being arranged in lower mold body, and first body of rod being arranged on the first pedestal, first body of rod
For cylindrical column.
7. a kind of mould of ball valve core according to claim 5, it is characterised in that：Second die station includes edge
Die cavity radially slides the second pedestal being arranged in lower mold body, and second body of rod being arranged on the second pedestal, second body of rod
For square cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710412901.5A CN107186961A (en) | 2017-06-05 | 2017-06-05 | A kind of mould of ball valve core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710412901.5A CN107186961A (en) | 2017-06-05 | 2017-06-05 | A kind of mould of ball valve core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107186961A true CN107186961A (en) | 2017-09-22 |
Family
ID=59877042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710412901.5A Pending CN107186961A (en) | 2017-06-05 | 2017-06-05 | A kind of mould of ball valve core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107186961A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2687601A1 (en) * | 1992-02-26 | 1993-08-27 | Plastic Omnium Cie | Method of manufacturing a butterfly valve, device for implementing it and butterfly valve obtained by this method |
| JPH1144373A (en) * | 1996-11-19 | 1999-02-16 | Sekisui Chem Co Ltd | Valve and manufacture thereof |
| JP2002018890A (en) * | 2000-07-03 | 2002-01-22 | Kitz Corp | Method and apparatus for molding elastic material- covered ball with core metal |
| CN203063048U (en) * | 2012-11-13 | 2013-07-17 | 乔丰机械制模(深圳)有限公司 | Injection mold for manufacturing hollow spherical plastic part |
| TW201412426A (en) * | 2012-09-17 | 2014-04-01 | zhi-yong Liu | Processing device and processing method for ball valve body |
| CN206011612U (en) * | 2016-09-20 | 2017-03-15 | 厦门市台亚塑胶有限公司 | A kind of ball valve molding assembly injection mold |
| CN207088337U (en) * | 2017-06-05 | 2018-03-13 | 浙江声波管阀实业有限公司 | A kind of mould of ball valve core |
-
2017
- 2017-06-05 CN CN201710412901.5A patent/CN107186961A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2687601A1 (en) * | 1992-02-26 | 1993-08-27 | Plastic Omnium Cie | Method of manufacturing a butterfly valve, device for implementing it and butterfly valve obtained by this method |
| JPH1144373A (en) * | 1996-11-19 | 1999-02-16 | Sekisui Chem Co Ltd | Valve and manufacture thereof |
| JP2002018890A (en) * | 2000-07-03 | 2002-01-22 | Kitz Corp | Method and apparatus for molding elastic material- covered ball with core metal |
| TW201412426A (en) * | 2012-09-17 | 2014-04-01 | zhi-yong Liu | Processing device and processing method for ball valve body |
| CN203063048U (en) * | 2012-11-13 | 2013-07-17 | 乔丰机械制模(深圳)有限公司 | Injection mold for manufacturing hollow spherical plastic part |
| CN206011612U (en) * | 2016-09-20 | 2017-03-15 | 厦门市台亚塑胶有限公司 | A kind of ball valve molding assembly injection mold |
| CN207088337U (en) * | 2017-06-05 | 2018-03-13 | 浙江声波管阀实业有限公司 | A kind of mould of ball valve core |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170922 |