CN107415187A - A kind of multigroup material switching valve - Google Patents
A kind of multigroup material switching valve Download PDFInfo
- Publication number
- CN107415187A CN107415187A CN201710341317.5A CN201710341317A CN107415187A CN 107415187 A CN107415187 A CN 107415187A CN 201710341317 A CN201710341317 A CN 201710341317A CN 107415187 A CN107415187 A CN 107415187A
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- multigroup
- switching valve
- valve body
- material switching
- 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.)
- Granted
Links
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
- B29C45/76—Measuring, controlling or regulating
-
- 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
-
- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76655—Location of control
- B29C2945/76792—Auxiliary devices
- B29C2945/76809—Auxiliary devices raw material feeding devices
Abstract
The invention discloses a kind of multigroup material switching valve, the attemperator being incubated including valve body, to the material in the valve body, characterized in that, the valve pocket for also including being located in the valve body, being located at the multigroup feeding-passage communicated on the valve body with the valve pocket and two tapping channels and being located in the valve pocket and realize switching mechanism of the switching to be communicated with described two tapping channels between multigroup feeding-passage by rotating.The present invention realizes being injected into mould of various materials, simple to operate, efficiency high by switching.
Description
Technical field
The present invention relates to injection molding material feeding field, more specifically to a kind of multigroup material switching valve.
Background technology
There are many thermosetting plastics parts on motor, these parts are often through injection molding.Its preparation method is：Injection
Curing agent of the melt at high temperature under high pressure with adding simultaneously crosslinks reaction in mould.And it is injected into mould in various materials
, it is necessary to control the injection of single material respectively by multiple control valves during tool, the complexity of operation is considerably increased, thus it is anxious
A kind of need are needed to can be achieved with controlling the structure of the injection of multiple materials by operating a control valve.
The present invention above-mentioned technical purpose technical scheme is that：A kind of multigroup material switching valve, lead to
Cross switching and realize being injected into mould of various materials, simple to operate, efficiency high.
A kind of multigroup material switching valve, including valve body, the attemperator that is incubated to the material in the valve body, its feature
Be, in addition to be located in the valve body valve pocket, be located at multigroup feeding-passage for being communicated on the valve body with the valve pocket and
Two tapping channels and be located in the valve pocket by rotate realize between multigroup feeding-passage switching with it is described
The switching mechanism that two tapping channels communicate.
Preferably, the switching mechanism includes rotating shaft and the axle sleeve being detachably mounted on the outside of the rotating shaft；It is described
Axle sleeve includes the first feed zone, the second feed zone, the discharging section being located between first feed zone and second feed zone；
Multiple first annular feed wells, the second feed zone periphery are axially provided with the periphery of first feed zone
On be axially provided with the multiple second annular feed wells, be provided with the discharging section and rotate the rotating shaft and be used to distinguish
The two groups of discharge openings communicated with described two tapping channels.
Preferably, it is provided with the first annular feed well and the second annular charging on the periphery of the rotating shaft
Multiple first axial grooves and multiple second axial grooves that groove connects with corresponding discharge opening respectively.
Preferably, the cross-sectional area of first axial groove and the second axial groove is equal.
Preferably, both described first axial groove and the second axial groove length sum are definite value.
Preferably, in addition to the drive end bearing bracket at the valve pocket head and the tail both ends and rear end cap is located at and is located in the drive end bearing bracket
Be used for make the positioner that the switching mechanism rotate in place.
Preferably, the drive end bearing bracket includes connecting with the cover board of front end with the cover board of front end that the valve body connects stretching into
Communicated to the positioning sleeve in the valve pocket and being penetratingly located in the cover board of front end with the positioning sleeve and concentric use
In the mounting hole for installing the positioner.
Preferably, the positioner includes being located at the rotating circular disc with rotating shaft punched out in the mounting hole, more
The individual locating slot being distributed on the rotating circular disc periphery, be penetratingly located on the cover board of front end upper surface and with the peace
The vertical core and be located at the vertical core neutralization locating slot mutual cooperation so that the ball of the axis of rotation in place that dress hole communicates
Headpin plug.
Preferably, in addition to the anti-rotation for preventing both from rotating that is located between the rotating circular disc and the rotating shaft
Mechanism；The rotation preventing mechanism includes being located at the square cylinder of the roller end, 4 anti-rotations being located on the square cylinder
Basal plane, be located in the rotating shaft punched out and anti-rotation basal plane interaction 4 anti-rotation faces, the adjacent anti-rotation basal plane
Between be respectively formed 90 ° of anti-rotation and support angle.
In summary, the invention has the advantages that：
1st, a kind of multigroup material switching valve, being injected into mould of various materials, simple to operate, efficiency high are realized by switching.
2nd, first annular feed well and the second annular feed well ensure that flow per minute, also ensure that various materials
Recipe ratio.
Brief description of the drawings
Fig. 1 is the structural representation of one embodiment of the invention；
Fig. 2 is the structural representation of valve body；
Fig. 3 is the structural representation of switching mechanism；
Fig. 4 is the structural representation of rotating shaft；
Fig. 5 is the schematic cross-sectional view of switching mechanism；
Fig. 6 is the structural scheme of mechanism of drive end bearing bracket；
Fig. 7 is the structural representation of rotating disk；
Fig. 8 is the scheme of installation of positioner.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but as long as at this
All protected in the right of invention by Patent Law.
Embodiment：As Figure 1-Figure 8, a kind of multigroup material switching valve, including valve body 1, the material in the valve body 1 is entered
The attemperator 7 of row insulation, attemperator 7 can improve injection molding rate, and attemperator 7 can use and guarantor is opened up on valve body 1
The mode of warm oil circuit, be incubated oil circuit in full of insulation oil, insulation oil can use grease, it is characterised in that also include be located at described in
Valve pocket 2 in valve body 1, be located at the multigroup feeding-passage 8 communicated on the valve body 1 with the valve pocket 2 and two tapping channels 9 with
And be located in the valve pocket 2 by rotate realize between multigroup feeding-passage 8 switching with described two tapping channels 9
The switching mechanism 3 communicated.During installation, 8 external feed pipe of feeding-passage, the external discharge nozzle connected with mould of tapping channel 9
Road, every group of feeding-passage 8 are respectively provided with 2 feeding-passages 8, and each feeding-passage 8 corresponds to 1 feeding-passage 8 of connection, that is,
Say, every kind of material is injected into mould by 2 separate runners, during operation, rotates switching mechanism 3, one group therein
Two feeding-passages 8 in feeding-passage 8 communicate with two tapping channels 9 respectively, and material flows out from two tapping channels 9,
It is then injected into mould, by repeatedly rotating, realizes the injection of various materials, simple to operate, efficiency high.
Preferably, the switching mechanism 3 includes rotating shaft 31 and is detachably mounted to the axle sleeve in the outside of rotating shaft 31
32, the present embodiment is preferably connected both by bearing pin；The axle sleeve 32 includes the first feed zone 321, the second feed zone
322nd, the discharging section 323 being located between first feed zone 321 and second feed zone 322；First feed zone 321
Periphery on be axially provided with multiple first annular feed wells 3211, on the periphery of the second feed zone 322 along
It is axially arranged to have the multiple second annular feed wells 3221, the rotation rotating shaft 31 is provided with the discharging section 323 and is used for
The two groups of discharge openings 3231 communicated respectively with described two tapping channels 9.In this example, first annular feed well 3211 and second
Annular feed well 3221 remains the state communicated with corresponding feeding-passage 8, that is to say, that first annular feed well
3211 and second are filled with material in annular feed well 3221 all the time, when material switching is carried out, first annular feed well
3211 and second material in annular feed well 3221 be flowed into the first axial groove 311 and the second axial groove 312, pilot process immediately
Uninterruptedly, flow per minute is ensure that, also ensures that the recipe ratio of various materials, therefore, feed well circlewise is set
Shape, it is very important.
Preferably, it is provided with the first annular feed well 3211 and second ring on the periphery of the rotating shaft 31
Multiple first axial grooves 311 and multiple second axial grooves 312 that shape feed well 3221 connects with corresponding discharge opening 3231 respectively.
Preferably, the cross-sectional area of the axial groove 312 of the first axial groove 311 and second is equal.In injection molding, melt
The flow velocity of material is a key factor for influenceing injection molding, and in the present embodiment, two chargings in every group of feeding-passage 8 are logical
In the case of the feed rate identical in road 8, the first axial groove 311 is identical with the cross-sectional area of the second axial groove 312, that is,
Say that the first axial groove 311 of outflow is identical with the flow velocity of the second axial groove 312, ensure that injection molding effect.First axial groove 311
It can be communicated with the cross sectional shape of the second axial groove 312, can also be different, can be the square shape for waiting rule, or
Irregular shape
Preferably, both described axial grooves 312 of first axial groove 311 and second length sums are definite value.
In this example, after rotating shaft 31, certain is inherently remained in the first axial groove 311 and the second axial groove 312
Material, and this kind of material is filled substantially with the first axial groove 311 and the second axial groove 312, the first axial groove 311 and the second axial groove
The property of the material remained in 312 and the material in corresponding 3211 and second annular feed well 3221 of first annular feed well
Ideally consistent can not possibly be kept, that is to say, that the material remained in the first axial groove 311 and the second axial groove 312
Performance impact can be produced to the material being injected into from first annular 3211 and second annular feed well 3221 of feed well in mould,
In this implementation, it is fixed that both the first axial groove 311 of every kind of material that circulates and second axial groove 312 length sums are set as
Value, that is, the residual quantity of every kind of material are identical, that is, the performance impact of every kind of material is set as unanimously, having neutralized various
The performance impact of material, it ensure that be injected into mould from first annular 3211 and second annular feed well 3221 of feed well on the whole
The performance of all materials in tool, therefore, this setting are also necessary.
Preferably, in addition to the drive end bearing bracket 4 at the head and the tail both ends of valve pocket 2 and rear end cap 5 is located at and is located at the front end
In lid 4 be used for make the positioner 6 that the switching mechanism 3 rotate in place.Rear end cap 5 can be conventional slab, preferably thick
5-10mm is spent, positioner 6 makes switching mechanism 3 rotate in place, ensures the flow of every kind of material, is further ensured that the formula of material
Than.
Preferably, the cover board of front end 41 and the cover board of front end 41 that the drive end bearing bracket 4 includes and the valve body 1 connects connect
Connect the positioning sleeve 42 extending into the valve pocket 2 and be penetratingly located in the cover board of front end 41 and communicated with the positioning sleeve 42
And the concentric mounting hole 43 for being used to install the positioner 6.During installation, rotating shaft 31 sequentially passes through positioning sleeve 42 and front end
Cover plate 41.
Preferably, the positioner 6 includes the slewing circle with rotating shaft punched out 65 being located in the mounting hole 43
Disk 61, multiple locating slots 62 being distributed on the periphery of rotating circular disc 61, penetratingly it is located at the upper end of cover board of front end 41
The vertical core 63 that is communicated on face and with the mounting hole 43 and be located at the vertical core 63 neutralize the locating slot 62 cooperate with
The bulb plunger 64 for making the rotating shaft 31 rotate in place.When rotating shaft 31 turns an angle, the bulb in bulb plunger 64 exists
Eject, be caught in locating slot 62 under the elastic reaction of itself, when needing to switch another feeding-passage 8, rotating shaft again
31, bulb retraction, bulb plunger 64 leaves locating slot 62.
Preferably, in addition to being located between the rotating circular disc 61 and the rotating shaft 31 prevents both from rotating anti-
Rotating mechanism 66；Rotation preventing mechanism 66 causes rotating shaft 31 not relatively rotate disk 61 and rotate, that is, ensure that rotating shaft
31 rotate in place, and ensure the flow of every kind of material, are further ensured that the recipe ratio of material.The rotation preventing mechanism 66 includes being located at
The square cylinder 661 of the end of rotating shaft 31,4 anti-rotation basal planes 662 being located on the square cylinder 661, it is located at described turn
4 anti-rotation faces 663 that in axle punched out 65 and described anti-rotation basal plane 662 interacts, between the adjacent anti-rotation basal plane 662
It is respectively formed 90 ° of anti-rotation and supports angle 664.
Claims (9)
1. a kind of multigroup material switching valve, including valve body（1）, to the valve body（1）In the attemperator that is incubated of material
（7）, it is characterised in that also include being located at the valve body（1）In valve pocket（2）, be located at the valve body（1）The upper and valve pocket
（2）The multigroup feeding-passage communicated（8）With two tapping channels（9）And it is located at the valve pocket（2）In pass through rotate realize
Multigroup feeding-passage（8）Between switching with described two tapping channels（2）The switching mechanism communicated（3）.
A kind of 2. multigroup material switching valve according to claim 1, it is characterised in that the switching mechanism（3）Including rotating shaft
（31）And it is detachably mounted to the rotating shaft（31）The axle sleeve in outside（32）；The axle sleeve（32）Including the first feed zone
（321）, the second feed zone（322）, be located at first feed zone（321）With second feed zone（322）Between discharging
Section（323）；First feed zone（321）Periphery on be axially provided with multiple first annular feed wells（3211）,
Second feed zone（322）The multiple second annular feed wells are axially provided with periphery（3221）, the discharging section
（323）On be provided with and rotate the rotating shaft（31）For respectively with described two tapping channels（2）The two groups of dischargings communicated
Hole（3231）.
A kind of 3. multigroup material switching valve according to claim 2, it is characterised in that the rotating shaft（31）Periphery on set
It is equipped with the first annular feed well（3211）With the described second annular feed well（3221）Respectively with corresponding discharge opening
（3231）Multiple first axial grooves of connection（311）With multiple second axial grooves（312）.
A kind of 4. multigroup material switching valve according to claim 3, it is characterised in that first axial groove（311）With
Two axial grooves（312）Cross-sectional area it is equal.
A kind of 5. multigroup material switching valve according to claim 3, it is characterised in that first axial groove（311）With
Two axial grooves（312）Both length sums are definite value.
6. a kind of multigroup material switching valve according to claim 3, it is characterised in that also include being located at the valve pocket（2）It is first
The drive end bearing bracket at tail both ends（4）With rear end cap（5）And it is located at the drive end bearing bracket（4）In be used for make the switching mechanism（3）Turn
Dynamic positioner in place（6）.
A kind of 7. multigroup material switching valve according to claim 6, it is characterised in that the drive end bearing bracket（4）Including with it is described
Valve body（1）The cover board of front end of connection（41）And the cover board of front end（41）Connection extend into the valve pocket（2）In positioning sleeve
（42）And penetratingly it is located at the cover board of front end（41）The upper and positioning sleeve（42）Communicate and concentric be used to institute be installed
State positioner（6）Mounting hole（43）.
A kind of 8. multigroup material switching valve according to claim 7, it is characterised in that the positioner（6）Including being located at
The mounting hole（43）In there is rotating shaft punched out（65）Rotating circular disc（61）, multiple be distributed on the rotating circular disc（61）
Locating slot on periphery（62）, be penetratingly located at the cover board of front end（41）On upper surface and with the mounting hole（43）Communicate
Vertical core（63）And it is located at the vertical core（63）Neutralize the locating slot（62）Cooperate so that the rotating shaft（31）Rotate
Bulb plunger in place（64）.
9. a kind of multigroup material switching valve according to claim 8, it is characterised in that also include being located at the rotating circular disc
（61）With the rotating shaft（31）Between prevent rotation preventing mechanism that both rotate（66）；The rotation preventing mechanism（66）Bag
Include and be located at the rotating shaft（31）The square cylinder of end（661）, be located at the square cylinder（661）On 4 anti-rotation basal planes
（662）, be located at the rotating shaft punched out（65）On and the anti-rotation basal plane（662）4 anti-rotation faces of interaction（663）,
The adjacent anti-rotation basal plane（662）Between be respectively formed 90 ° of anti-rotation and support angle（664）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710341317.5A CN107415187B (en) | 2017-05-16 | 2017-05-16 | Multi-group material switching valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710341317.5A CN107415187B (en) | 2017-05-16 | 2017-05-16 | Multi-group material switching valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107415187A true CN107415187A (en) | 2017-12-01 |
| CN107415187B CN107415187B (en) | 2023-08-25 |
Family
ID=60425085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710341317.5A Active CN107415187B (en) | 2017-05-16 | 2017-05-16 | Multi-group material switching valve |
Country Status (1)
| Country | Link |
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| CN (1) | CN107415187B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06194007A (en) * | 1992-10-30 | 1994-07-15 | Nippondenso Co Ltd | Channel selector valve and air conditioner using the same |
| US20070074771A1 (en) * | 2005-10-05 | 2007-04-05 | Mediland Enterprise Corporation | Rotary valve assembly |
| CN201753716U (en) * | 2010-07-27 | 2011-03-02 | 浙江苏强格液压有限公司 | Multi-way reversing valve |
| CN202691153U (en) * | 2012-07-27 | 2013-01-23 | 温州市新南机械设备有限公司 | Automatic changeover valve |
| CN203266051U (en) * | 2013-05-27 | 2013-11-06 | 东风汽车公司 | Engine tray slewing positioning mechanism |
| CN105215398A (en) * | 2015-09-29 | 2016-01-06 | 重庆盛镁镁业有限公司 | Circumference porous rotary work piece drilling equipment |
| CN205978622U (en) * | 2016-08-31 | 2017-02-22 | 浙江巨跃齿轮有限公司 | Single valve core oil gas compound control valve |
-
2017
- 2017-05-16 CN CN201710341317.5A patent/CN107415187B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06194007A (en) * | 1992-10-30 | 1994-07-15 | Nippondenso Co Ltd | Channel selector valve and air conditioner using the same |
| US20070074771A1 (en) * | 2005-10-05 | 2007-04-05 | Mediland Enterprise Corporation | Rotary valve assembly |
| CN201753716U (en) * | 2010-07-27 | 2011-03-02 | 浙江苏强格液压有限公司 | Multi-way reversing valve |
| CN202691153U (en) * | 2012-07-27 | 2013-01-23 | 温州市新南机械设备有限公司 | Automatic changeover valve |
| CN203266051U (en) * | 2013-05-27 | 2013-11-06 | 东风汽车公司 | Engine tray slewing positioning mechanism |
| CN105215398A (en) * | 2015-09-29 | 2016-01-06 | 重庆盛镁镁业有限公司 | Circumference porous rotary work piece drilling equipment |
| CN205978622U (en) * | 2016-08-31 | 2017-02-22 | 浙江巨跃齿轮有限公司 | Single valve core oil gas compound control valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107415187B (en) | 2023-08-25 |
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