CN207206972U - Injection mold with adjustment a cast runner direction - Google Patents
Injection mold with adjustment a cast runner direction Download PDFInfo
- Publication number
- CN207206972U CN207206972U CN201720820399.7U CN201720820399U CN207206972U CN 207206972 U CN207206972 U CN 207206972U CN 201720820399 U CN201720820399 U CN 201720820399U CN 207206972 U CN207206972 U CN 207206972U
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- CN
- China
- Prior art keywords
- runner
- sprue bushing
- cover half
- injection mold
- hole
- 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.)
- Expired - Fee Related
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A kind of injection mold with adjustment a cast runner direction, including：Die, cover half panel, sprue bushing and locating ring lock；Cover half template sets first through hole and groove；Die is connected to groove, and it sets the second through hole, die cavity and runner；Cover half panel is stacked at cover half template surface, and its moulding bearing bore bottom surface setting position ripple pearl, first through hole, the second through hole combine to form sprue bushing bearing bore with moulding bearing bore；Sprue bushing is sheathed on sprue bushing bearing bore, if head, pipe portion and a cast runner, head is set around multiple anglec of rotation locating slots, and pipe portion end face forms more passage flow ducts, and the internal diameter of pipe portion end face forms neck；Locating ring lock lock is paid is pressed on the external edge of head of sprue bushing in cover half panel top surface, ring portion bottom surface；Neck is inserted by instrument to rotate sprue bushing, so that sprue bushing rotates anglec of rotation positioning, while sprue bushing positions, more passage flow ducts are made correspondingly to connect every runner or more passage flow ducts is connected at least one runner and the non-recessed area in end face of pipe portion is blockaded at least one runner completely.
Description
Technical field
Injection mold technology is the utility model is related to, more particularly, to a kind of with multichannel and rotatable fixed
Position changes the injection mold in runner direction.
Background technology
In order to improve the production efficiency of injection mold and reduce injection mold cost, the often same mould in mold design
The multiple identical or different product of middle arrangement, it is secondary per mould when reaching mould production to go out multiple products lifting mould production effects
Rate and reduction die cost purpose.
Traditional mould is because its sprue bushing can not be rotated on cover half panel by screw locking, when in process of production
A certain die cavity number damage or this time production only need to produce the product of a certain die cavity number, and mould can only be by being filled with runner
Machine changes sprue bushing realization under stifled thing or mould.If the packing on runner, filler then simply fall out pressing mold；If lower machine changes purt
Mouth then tedious process, influence the mobility of mould.
Utility model content
For above-mentioned drawback present in prior art, the purpose of this utility model provides one kind by optimizing injection mold
Sprue bushing fixed form and design more passage flow ducts in sprue bushing end face, such as three links: link of trade, travel and post runner, while in three links: link of trade, travel and post runner
Hex slot is easy to use inner hexagon spanner to drive sprue bushing rotatable engagement three links: link of trade, travel and post runner directly on mould in the design of centre position
Aperture position, purposeful that cave number of selection mould can be realized by being implemented without sprue bushing replacing and runner packing means
Production.
The purpose of this utility model and solves its technical problem using following technical scheme to realize.According to this practicality
A kind of injection mold with adjustment a cast runner direction of new proposition, including：One cover half template, it has one first to lead to
Hole and a groove；One die, the groove is connected to, it is arranged far from the cover half with one second through hole, at least two
The die cavity of the side of template is with the side for being arranged far from the cover half template and connect described second from each die cavity and leads to
The runner in hole；Certain die face plate, is stacked at the surface of the cover half template, and makes the runner exposed, and it is remote with one
From the top surface of the side of the cover half template and one back to the bottom surface of the top surface, the top surface sets one and runs through the cover half face
The moulding bearing bore of plate, the bottom hole face of the moulding bearing bore set a flexibly positioned module, the first through hole, second through hole
Combine to form a sprue bushing bearing bore with the moulding bearing bore；One sprue bushing, it is installed in the sprue bushing bearing bore, it sequentially sets a correspondence
In the pipe portion for the small diameter that the head of the moulding bearing bore position, a central shaft from the head stretch out, the head
The through of portion and the pipe portion forms an a cast runner, the head set in face of the bottom surface of the moulding bearing bore it is multiple
Anglec of rotation locating slot, the multiple anglec of rotation locating slot is around the periphery for being distributed in the pipe portion, the end face of the pipe portion
The passage flow duct more than one of multiple recessed runner mouths is included, the internal diameter positioned at the pipe portion end face forms a non-round Cross-section
Neck；And a locating ring lock, it has the centre bore at a ring portion and the ring portion center, and the locating ring lock lock is paid in institute
The top surface of cover half panel is stated, and the bottom surface of the inner edge of the ring portion is pressed at the outer edge in head of the sprue bushing, to limit
The axial movement of sprue bushing is stated, makes only rotate with its center axis；Wherein, cut using a Cross-section corresponding to the neck
The wrench instrument of face moulding, insert the neck and rotate the sprue bushing, and the flexibly positioned module is corresponded to the rotation respectively
Gyration locating slot forms the anglec of rotation positioning of the sprue bushing, and while the anglec of rotation positions, makes more passage flow ducts
Every runner of corresponding connection or at least one runner of connection simultaneously make the non-recessed area in end face of the pipe portion seal completely
Hinder at least one runner.
In an embodiment of the present utility model, the flexibly positioned module positions ripple pearl, and the positioning ripple pearl for one
Bulb protrude/be submerged in the bottom surface of the moulding bearing bore.
In an embodiment of the present utility model, the shape of the recessed runner mouth of each runner of more passage flow ducts
For semicircle, U-shaped or trapezoidal.
In an embodiment of the present utility model, the end face of the sprue bushing pipe portion or protrude from the die institute is set
State the surface of runner, the multiple runner is that more passage flow ducts are that mutual angle is positioned at two of a straight line
Three of 90 °, and the anglec of rotation locating slot is four that mutual angle is 90 °.
In an embodiment of the present utility model, each die cavity of the die is the product of same shape or each die cavity
For product of different shapes.
In an embodiment of the present utility model, the head of the sprue bushing includes the outer ring flange towards lateral expansion, and
The bottom surface of the inner edge of the locating ring lock is pressed on the outer ring flange.
In an embodiment of the present utility model, the non-round Cross-section of the neck of the sprue bushing is interior hexagonal moulding.
And the wrench instrument is the hexagon wrench corresponding to neck.
By above-mentioned technical proposal, the injection mold of the present utility model with adjustment a cast runner direction is at least with
Row advantage and beneficial effect：More passage flow ducts on sprue bushing of the present utility model, such as threeway runner, thirdly passage flow duct is each
Mutual angle is 90 ° between runner, while its shape is in recessed semicircle, U-shaped or trapezoidal etc., and that obstructed effluent
Road is then sprue bushing pipe portion end face in itself without the part of runner breach, and four sprue bushing rotational positioning grooves are then uniformly distributed, mutually
Between angle be also 90 °, more preferable rotational positioning on the same line, is easy in horizontal direction position and runner direction.This sprue bushing leads to
Cross die nut and act in sprue bushing hex slot rotation and go to drive, can be rotated by 90 ° every time, when sprue bushing rotational positioning groove turns to
During ripple pearl position, threeway runner direction changes therewith, and sprue bushing completes Primary regulation, fills part and make use of threeway runner to have a direction
For obstructed feature, closure runner effect is functioned well as, sprue bushing replacing is implemented without and runner packing means can
Purposefully to select that cave number of mould to produce, its work is simple, and can lift the mobility of mould.
Brief description of the drawings
Fig. 1 is the injection mold three-dimensional cutaway view with adjustment a cast runner direction of the present utility model；
Fig. 2 is the stereogram of the bottom views of the injection mold with adjustment a cast runner direction of the present utility model；
Fig. 3 is to insert the neck of the pipe portion end face of sprue bushing with instrument rotating the Li body Shi Yi Tu ﹔ of sprue bushing in Fig. 2 visual angles
Fig. 4 be the injection mold that the utility model has adjustment a cast runner direction sprue bushing coordinate flexibly positioned module with
The bottom views schematic diagram of the positioning of multiple anglec of rotation locating slots；
Fig. 5, which is that more passage flow ducts of the sprue bushing for the injection mold that the utility model has adjustment a cast runner direction are corresponding, to be connected
The bottom view of every runner；
Fig. 6, which is that more passage flow ducts of the sprue bushing for the injection mold that the utility model has adjustment a cast runner direction are corresponding, to be connected
One runner simultaneously blockades the bottom view of another runner；
Fig. 7 is the recessed stream of more passage flow ducts of the sprue bushing for the injection mold that the utility model has adjustment a cast runner direction
The concave shape at road junction is semicircular side view；
Fig. 8 is the recessed stream of more passage flow ducts of the sprue bushing for the injection mold that the utility model has adjustment a cast runner direction
The concave shape at road junction is the side view of U-shaped；
Fig. 9 is the recessed stream of more passage flow ducts of the sprue bushing for the injection mold that the utility model has adjustment a cast runner direction
The concave shape at road junction is trapezoidal side view.
Embodiment
Further to illustrate that the utility model is to reach the technological means and effect that predetermined purpose of utility model taken,
Below in conjunction with accompanying drawing and preferred embodiment, to according to the utility model proposes the injection mould with adjustment a cast runner direction
Have its embodiment, structure, feature and its effect, describe in detail as after.
Fig. 1 to Fig. 4 is refer to, Fig. 1 is that the injection mold solid with adjustment a cast runner direction of the present utility model is cutd open
View, Fig. 2 are that stereogram, Fig. 3 of the bottom views of the injection mold with adjustment a cast runner direction of the present utility model are
The neck of the pipe portion end face of sprue bushing is inserted in Fig. 2 visual angle with instrument to rotate the schematic perspective view of sprue bushing and Fig. 4 is this
The sprue bushing that utility model has the injection mold in adjustment a cast runner direction coordinates flexibly positioned module to determine with multiple anglecs of rotation
The bottom views schematic diagram of the positioning of position groove.Mainly wrapped in the injection mold with adjustment a cast runner direction of the present embodiment
Include：One cover half template 10, a die 20, certain die face plate 30, a sprue bushing 40 and locating ring lock 50.Cover half template 10 includes
One first through hole 11 and a groove 12 for forming in surface.Die 20, groove 12 is connected to, it has one second through hole 21, extremely
(each die cavity 22 is identical or can be different shape each other the die cavity 22 of few two sides for being arranged far from cover half template 1
Product) and be arranged far from cover half template 10 side multiple runners 23, the multiple runner 23 is from each type
Chamber 22 is communicated to the second through hole 21, and in the present embodiment (as shown in Figure 2), die cavity 22 is two, and it is respectively provided at the second through hole
21 two-phases are tossed about, therefore two runners 23 are also that the two-phase for being located at the second through hole 21 respectively is tossed about, and two runners 23 are to be located at
Same straight line.Cover half panel 30, the surface for being stacked at the cover half template 10 (carry out cover half generally by several alignment pin A
Template 10 and the mutual positioning of cover half panel 30 and folded set), and make runner 23 exposed, cover half panel 30 has one remote
For the top surface 31 and one of the side of cover half template 10 back to the bottom surface 32 of top surface 31, top surface 31 sets making through cover half panel 30
Type bearing bore 311, the bottom hole face 3111 of moulding bearing bore 311 set a flexibly positioned module 3112, first through hole 11, the second through hole 21
Sequentially combine to form a sprue bushing bearing bore 33 with the three of moulding bearing bore 311.Sprue bushing 40, it is that assembling is set in sprue bushing bearing bore 33, its
A head 41, a pipe portion 42 and an a cast runner 43 are sequentially set, the head 41 is corresponded in the position of moulding bearing bore 311,
The pipe portion 42 is the tubular body extended centrally out from head 41, and the diameter of pipe portion 42 is less than head 41, the cast
Runner 43 is that the insertion head 41 and the center of the pipe portion 42 are formed, and is set in the sprue bushing bearing bore 33
The bottom surface 411 (being the one side in face of the moulding bearing bore 311) on head 41 sets multiple anglec of rotation locating slots 412, described more
Individual anglec of rotation locating slot 412 is isometrical around the periphery for being distributed in the pipe portion 42, and the end face 421 of pipe portion 42 is comprising multiple
Passage flow duct 422 more than one of recessed runner mouth 4211, the internal diameter positioned at the end face 421 of pipe portion 42 form a non-round Cross-section
Neck 423.Locating ring lock 50, it includes the centre bore 52 at a ring portion 51 and the center of the ring portion 51, the lock of locating ring lock 50
The peripheral cover half panel 30 on the head 41 of sprue bushing 40 is paid, and the bottom surface 511 of the inner edge of the ring portion 51 is pressed on
At the 41 outer edge of head of the sprue bushing 40, to limit the axial movement of the sprue bushing 40, make sprue bushing 40 only can be with its center
Axis is axis rotation.
In above-described embodiment, the head 41 of the sprue bushing 40 includes the outer ring flange 413 towards lateral expansion, and described
The bottom surface 511 of the inner edge of locating ring lock 50 is pressed on the outer ring flange 413.
As shown in Figure 3, Figure 4.In one embodiment, the flexibly positioned module 3112 positions ripple pearl 31121 (such as one
Shown in Fig. 1, Fig. 4), and the bulb 31122 of the positioning ripple pearl 31121 protrudes/is submerged in the bottom surface of the moulding bearing bore 311
3111。
Referring to shown in Fig. 2, Fig. 3 and Fig. 4.By above-mentioned component, the card can be corresponded to using a Cross-section
The wrench instrument B of the Cross-section of groove 423, insert the neck 423 and the torsion of pipe portion 42 1 is provided, to rotate sprue bushing 40, and make bullet
Property locating module 3112 correspond to respectively the anglec of rotation locating slot 412 thus formed the sprue bushing 40 the anglec of rotation positioning
(turned to by an anglec of rotation locating slot 412 for departing from the flexibly positioned position of module 3112 next into flexibly positioned module
The anglec of rotation locating slot 412 of 3112 positions, the complete anglec of rotation positioning for making a sprue bushing 40), and rotated in sprue bushing 40
While angle positions, make the corresponding connection of recessed runner mouth (4211a, 4211b, 4211c) of the part of more passage flow ducts 422 every
Runner 23 (as shown in Figure 5) described in bar or at least one runner 23 of connection simultaneously make the end face 421 of the pipe portion 42 without recessed
At least one runner 23 (as shown in Figure 6) is blockaded completely in region.
Specifically, the die 20 can correspond to the die combination of another mould (lower mould) during actual use, make described more
Passage flow duct 422, two runners 23, each die cavity 22 turn into confined path, and can guide for pouring into a mould fluid along each runner stream
It is dynamic.It refer to shown in Fig. 5, Fig. 6 and Fig. 2.In the present embodiment, each die cavity (22a, 22b) is production of different shapes each other
Product, the end face 421 of the pipe portion 42 of sprue bushing 40 flush or protruded from the surface that the die 20 sets the runner 23, institute
Multiple runners 23 are stated as positioned at two (runner 23a, 23b) of a straight line, the recessed runner mouth of more passage flow ducts 422
(4211a, 4211b, 4211c) is that mutual angle is 90 ° tri-, and the anglec of rotation locating slot 412 is folder each other
Angle is four of 90 °, when the anglec of rotation that more passage flow ducts 422 (threeway runner) be located at Fig. 5 positions, now more passage flow ducts 422
The recessed runner mouth (4211a, 4211b) of (threeway runner) corresponds to runner (23a, 23b) connect respectively simultaneously, and another
Recessed runner mouth 4211c is then stopped (as shown in figure 5, wherein darker regions are injection by the hole wall of the second through hole 21 of die 20
The flowable scope of fluid).After the clockwise of sprue bushing 40 in Fig. 5 rotates 90 degree, as shown in fig. 6, now more passage flow ducts
The recessed runner mouth 4211c of 422 (threeway runners) only connects with runner 23b, and another two recessed runner mouths (4211a,
4211b) then stopped by the hole wall of the second through hole 21 of die 20, and originally correspond to the recessed runner mouth of runner 23a positions
4211a then after the rotation of sprue bushing 40, blockaded completely without lower concave part by the end face 421 of the pipe portion 42 of sprue bushing 40 (as shown in fig. 6, its
Middle darker regions are the flowable scope of injection fluid).
As shown in figs. 7 to 9.In one embodiment, the pipe portion 42 of the sprue bushing 40 end face passage flow duct more than 421 (422a,
422b, 422c) each recessed runner mouth 4211 it is recessed be shaped as semicircle (such as Fig. 7), U-shaped (such as Fig. 8) or trapezoidal
(such as Fig. 9).
As shown in Figure 3 in one applies example, the non-round Cross-section of the neck 423 of the sprue bushing 40 is interior hexagonal moulding
4231.And it is described to rotate the wrench instrument B of sprue bushing 40 be corresponding to the interior neck 423 of hexagonal moulding 4231 hexagonal
Wrench.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is made any formal
Limitation, although the utility model is disclosed above with preferred embodiment, but be not limited to the utility model, it is any
Those skilled in the art, do not departing from the range of technical solutions of the utility model, when the technology using the disclosure above
Content makes a little change or is modified to the equivalent embodiment of equivalent variations, as long as being without departing from technical solutions of the utility model
Content, any simple modification made according to the technical essence of the utility model to above example, equivalent variations are with repairing
Decorations, in the range of still falling within technical solutions of the utility model.
Claims (9)
1. a kind of injection mold with adjustment a cast runner direction, it is characterised in that including following structure：
One cover half template, it has a first through hole and a groove；
One die, the groove is connected to, it is arranged far from the one of the cover half template with one second through hole, at least two
The die cavity of side connects the shunting of second through hole with the side for being arranged far from the cover half template and from each die cavity
Road；
Certain die face plate, is stacked at the surface of the cover half template, and makes the runner exposed, and it has one away from described fixed
Back to the bottom surface of the top surface, the top surface sets a moulding for running through the cover half panel and held the top surface of the side of mould template and one
Hole, the bottom hole face of the moulding bearing bore set a flexibly positioned module, and the first through hole, second through hole are held with the moulding
Combine to form a sprue bushing bearing bore in hole；
One sprue bushing, be installed in the sprue bushing bearing bore, its sequentially set one it is corresponding in the head of the moulding bearing bore position, one from institute
The pipe portion of the small diameter extended centrally out on head is stated, beam is poured in the head and the through formation one of the pipe portion
Road, the head are setting multiple anglec of rotation locating slots, the multiple anglec of rotation positioning in face of the bottom surface of the moulding bearing bore
For grooved ring around the periphery for being distributed in the pipe portion, the end face of the pipe portion includes the passage flow duct more than one of multiple recessed runner mouths, is located at
The internal diameter of the pipe portion end face forms the neck of a non-round Cross-section；And
One locating ring is locked, and it has the centre bore at a ring portion and the ring portion center, and the locating ring lock lock is paid in the sprue bushing
Head the peripheral cover half panel, and the bottom surface of the inner edge of the ring portion is pressed on the outer edge in head of the sprue bushing
Place, to limit the axial movement of the sprue bushing, makes only rotate with its center axis；
Wherein, the wrench instrument of the neck Cross-section is corresponded to using a Cross-section, is inserted described in the neck rotation
Sprue bushing, and the flexibly positioned module is corresponded to the anglec of rotation that the anglec of rotation locating slot forms the sprue bushing respectively and determine
Position, and while the anglec of rotation positions, more passage flow ducts is correspondingly connected every runner or connection at least one
Runner simultaneously makes the end face of the pipe portion blockade at least one runner completely without recessed area.
2. there is the injection mold in adjustment a cast runner direction according to claim 1, it is characterised in that described flexibly positioned
Module is a positioning ripple pearl, and the bulb of the positioning ripple pearl protrudes/be submerged in the bottom surface of the moulding bearing bore.
3. there is the injection mold in adjustment a cast runner direction according to claim 1, it is characterised in that more passage flow ducts
The concave shape of each recessed runner mouth be semicircle, U-shaped or trapezoidal.
4. there is the injection mold in adjustment a cast runner direction according to claim 1, it is characterised in that the sprue bushing pipe portion
End face or protrude from the surface that the die sets the runner, the multiple runner is positioned at the two of a straight line
Bar, the recessed runner mouth of more passage flow ducts is that mutual angle is 90 ° tri-, and the anglec of rotation locating slot is
Mutual angle is four of 90 °.
5. there is the injection mold in adjustment a cast runner direction according to claim 1, it is characterised in that the die it is every
Individual die cavity is all the product of same shape.
6. there is the injection mold in adjustment a cast runner direction according to claim 1, it is characterised in that the die it is every
Individual die cavity is product of different shapes each other.
7. there is the injection mold in adjustment a cast runner direction according to claim 1, it is characterised in that the head of the sprue bushing
Portion includes the outer ring flange towards lateral expansion, and the bottom surface of the inner edge of locating ring lock is pressed on the outer ring flange.
8. there is the injection mold in adjustment a cast runner direction according to claim 1, it is characterised in that the card of the sprue bushing
The non-round Cross-section of groove is interior hexagonal moulding.
9. there is the injection mold in adjustment a cast runner direction according to claim 8, it is characterised in that the wrench instrument
For the hexagon wrench corresponding to the interior hexagonal moulding neck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720820399.7U CN207206972U (en) | 2017-07-07 | 2017-07-07 | Injection mold with adjustment a cast runner direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720820399.7U CN207206972U (en) | 2017-07-07 | 2017-07-07 | Injection mold with adjustment a cast runner direction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207206972U true CN207206972U (en) | 2018-04-10 |
Family
ID=61812624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720820399.7U Expired - Fee Related CN207206972U (en) | 2017-07-07 | 2017-07-07 | Injection mold with adjustment a cast runner direction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207206972U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110142932A (en) * | 2019-05-28 | 2019-08-20 | 长春华拓汽车零部件有限公司 | A kind of rotary sprue insert |
-
2017
- 2017-07-07 CN CN201720820399.7U patent/CN207206972U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110142932A (en) * | 2019-05-28 | 2019-08-20 | 长春华拓汽车零部件有限公司 | A kind of rotary sprue insert |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 Termination date: 20190707 |