CN206416429U - A kind of injection mold - Google Patents
A kind of injection mold Download PDFInfo
- Publication number
- CN206416429U CN206416429U CN201621451610.4U CN201621451610U CN206416429U CN 206416429 U CN206416429 U CN 206416429U CN 201621451610 U CN201621451610 U CN 201621451610U CN 206416429 U CN206416429 U CN 206416429U
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- CN
- China
- Prior art keywords
- thimble
- injection mold
- rotary sleeve
- dynamic model
- guide groove
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Abstract
The utility model discloses a kind of injection mold, including：The dynamic model of injecting products can be cooperatively formed with upper mould；Jacking system positioned at dynamic model lower section runner and cast gate to be rotated to jack-up from the dynamic model.The jacking system is specifically included：Two pieces of inwalls have the guide part of helical guide groove；Rotary sleeve between two pieces of guide parts；The periphery of the rotary sleeve is provided with coordinates and can be rotated in the presence of the helical guide groove guide pin of rising with the helical guide groove；Positioned at the lower section of the rotary sleeve to promote the thimble that the rotary sleeve is moved upwards.Above-mentioned injection mold, can conveniently realize the purpose of the separation of cast gate and injecting products, and under the active force of rotation jack-up, the generation that can effectively prevent material from considering to be worth doing, so as to reduce the damage of mould, improves the quality and qualification rate of injecting products.
Description
Technical field
The utility model is related to mould molding technical field, more particularly to a kind of injection mold.
Background technology
For the cast gate of injection mould, according to whether needing to be post-processed, two kinds can be divided into：The first, energy during production
Enough automatic excisions, such as spot pouring mouth, sub-marine gate；Second, it can not be cut off automatically during production, it is necessary to subsequent artefacts or use
Frock is cut off, such as direct side gate.
In order to improve injection production efficiency, reduce the artificial consuming after injection production, the cast gate of automatic excision formula into
Pouring gate structure for industry main flow, but conventional automatic excision formula has a drawback：That is exactly that runner is from mould when cutting off cast gate
It is forced abjection in tool, so easily producing material bits, material bits can remain in die surface, cause die surface after producing for a long time
Weigh wounded, so that situations such as part produces burr, reduces die life.More seriously, material bits may enter
Enter die cavity, surface is appeared in when being molded next time, so as to influence accessory appearance, cause deterioration in quality or even scrap.
Utility model content
The purpose of this utility model is to provide a kind of injection mold, and the injection mold can be with automatic desprucing, and reduces
The generation of material bits.
To achieve the above object, the utility model provides a kind of injection mold, including：
The dynamic model of injecting products can be cooperatively formed with upper mould；
Jacking system positioned at dynamic model lower section runner and cast gate to be rotated to jack-up from the dynamic model.
The injection mold provided relative to above-mentioned background technology, the utility model, under the cooperation of upper mould and dynamic model, is formed
Injecting products；After upper mould is removed, injecting products, runner and cast gate are integral；Core of the present utility model is, in dynamic model
Lower section sets jacking system, and the relative position of dynamic model is constant, using the active force of the rotation jack-up of jacking system, drive runner and
The upward motion of cast gate rotation, and then realize that runner and cast gate depart from injecting products；It is arranged such, cast gate can be conveniently realized
With the purpose of the separation of injecting products, and rotation jack-up active force under, can effectively prevent material consider to be worth doing generation, so as to reduce
The damage of mould, improves the quality and qualification rate of injecting products.
Preferably, the jacking system is specifically included：
Two pieces of inwalls have the guide part of helical guide groove；
Rotary sleeve between two pieces of guide parts；The periphery of the rotary sleeve is provided with matches somebody with somebody with the helical guide groove
Close and the guide pin of rising can be rotated in the presence of the helical guide groove；
Positioned at the lower section of the rotary sleeve to promote the thimble that the rotary sleeve is moved upwards.
Preferably, the rotary sleeve includes the less cylinder in cross section and the larger cylindrical base in cross section；The circle
It is provided for fixing the fixing groove of the runner at the top of cylinder, the guide pin is arranged at the cylindrical base.
Preferably, the thimble is located at the periphery of the cylindrical base, and the edge of the cylindrical base is provided with and is used for
For the thimble by limit the avoidance groove of the rotary sleeve lifting height.
Preferably, the guide part is fixed on guide groove fixed block, and the thimble passes through the guide groove fixed block.
Preferably, the bottom of the thimble sets ejector retainner plate and thimble fixed plate, and the ejector retainner plate is located at the thimble
The lower section of fixed plate, the bottom of the thimble is connected to the thimble fixed plate by the ejector retainner plate.
Preferably, in addition to the top rod to drive the ejector retainner plate and the thimble fixed plate to move.
Preferably, the guide groove fixed block is fixed on dynamic model backing plate, and the dynamic model backing plate is brought into close contact with the dynamic model.
Preferably, support block is brought into close contact below the dynamic model backing plate, and the support block is set to accommodate the thimble
Plate and the receiving portion of the thimble fixed plate.
Preferably, it is brought into close contact Bottom clamp plate below the support block.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer.
The structural representation for the injection mold that Fig. 1 is provided by the utility model embodiment；
Fig. 2 is Fig. 1 sectional view；
Schematic diagrames of the Fig. 3 for rotary sleeve, thimble and guide part in Fig. 2 relative to injecting products, runner and cast gate；
Fig. 4 is the structural representation of guide part in Fig. 2；
Fig. 5 is the structural representation of rotary sleeve in Fig. 2；
Fig. 6 is the structural representation of guide groove fixed block, rotary sleeve and guide part cooperation in Fig. 2；
Fig. 7 is the structural representation of rotary sleeve, thimble and guide part cooperation in Fig. 2.
Wherein：
1- dynamic models, 2- dynamic models backing plate, 3- support blocks, 4- Bottom clamp plates, 5- thimbles fixed plate, 6- ejector retainner plates, 7- rotary sleeves, 8-
Thimble, 9- guide parts, 10- guide pins, 11- guide grooves fixed block, 12- avoid groove, 13- fixing grooves, 91- injecting products, 92-
Runner, 93- cast gates.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
In order that those skilled in the art more fully understand the utility model scheme, below in conjunction with the accompanying drawings and specifically
The utility model is described in further detail for embodiment.
It refer to Fig. 1 to Fig. 7, the structural representation for the injection mold that Fig. 1 is provided by the utility model embodiment；Fig. 2
For Fig. 1 sectional view；Schematic diagrames of the Fig. 3 for rotary sleeve, thimble and guide part in Fig. 2 relative to injecting products, runner and cast gate；
Fig. 4 is the structural representation of guide part in Fig. 2；Fig. 5 is the structural representation of rotary sleeve in Fig. 2；Fig. 6 fixes for guide groove in Fig. 2
The structural representation that block, rotary sleeve and guide part coordinate；Fig. 7 is the structural representation of rotary sleeve, thimble and guide part cooperation in Fig. 2
Figure.
A kind of injection mold that the utility model is provided, as shown in Figure of description 1 and accompanying drawing 2, mainly includes the He of dynamic model 1
Jacking system；Jacking system is located at the lower section of dynamic model 1.
Dynamic model 1 cooperatively forms injecting products 91 with upper mould, and the process for forming injecting products 91 may be referred to prior art；When
After the formation of injecting products 91, upper mould is removed, and now injecting products 91, runner 92 and the connection of cast gate 93 is integral, such as explanation
Shown in book accompanying drawing 3.
After injection molding, connect injecting products 91, runner 92 and the cast gate 93 being integral and be located on dynamic model 1, and with moving
Mould 1 is brought into close contact.The utility model is using the contact force between jacking system and runner 92, when jacking system rotates upward jack-up
During runner 92, runner 92 and the synchronous rotary of cast gate 93 are moved upwards, due to the connecting portion between cast gate 93 and injecting products 91
Size is often smaller, therefore cast gate 93 departs from rotation motion upwards with injecting products 91, and injecting products 91 are still located at dynamic
On mould 1.
Consequently, it is possible to cast gate 93 and the purpose of the separation of injecting products 91 can be conveniently realized, and in rotation jack-up
Under active force, the generation that can effectively prevent material from considering to be worth doing so as to reduce the damage of mould, improves the quality of injecting products and qualified
Rate.
In order to realize the rotation jack-up of jacking system, it may be referred to such as realize rotation rising machine in the prior art
Structure；For example, in order to realize the action of rotation, rotation can be realized using motor；In order to realize the action of rising, it can adopt
Realized and risen with piston cylinder；Motor is arranged at piston cylinder, and ensures that motor works simultaneously with piston cylinder, you can rotation top is realized
The technique effect risen.
Certainly, the utility model provides a kind of highly preferred embodiment：
Jacking system includes guide part 9, rotary sleeve 7, guide pin 10 and thimble 8, such as the institute of 2~accompanying drawing of Figure of description 5
Show.
9 points of guide part is two pieces, and the inwall of two pieces of guide parts 9 sets helical guide groove, such as Figure of description 4；Rotary sleeve 7
Between two pieces of guide parts 9, and the guide pin 10 that rotary sleeve 7 is set can be engaged with helical guide groove；Thimble 8 is arranged at
The lower section of rotary sleeve 7.
Such as Figure of description 2 and accompanying drawing 7 as can be seen that the top of thimble 8 is butted on the bottom of rotary sleeve 7, thimble 8 can be pushed away
Dynamic rotary sleeve 7 is moved upwards；The guide pin 10 fixed with the relative position of rotary sleeve 7 is transported with the upward motion of rotary sleeve 7
It is dynamic；Because guide pin 10 and helical guide groove coordinate, consequently, it is possible to while guide pin 10 is moved upwards, can also be in spiral
Rotated in the presence of guide groove, and then realize the upward motion of rotation.
Certainly, guide pin 10 should be arranged at the periphery of rotary sleeve 7, in standing shape；Helical guide groove is in relative to guide part 9
Recess, guide pin 10 coordinates with helical guide groove, and then realizes the action of above-mentioned rotation upwards.
For rotary sleeve 7, it includes the less cylinder in cross section and the larger cylindrical base in cross section, and such as specification is attached
Shown in Fig. 5.
Cylinder is connected with cylindrical base, and cylinder is located at the top of cylindrical base；The top of cylinder, which is set, to be fixed
Groove 13, to stationary flowpath 92, as shown in Figure of description 3.Guide pin 10 is located at the side wall of cylindrical base.
The concrete shape size of fixing groove 13 can be depending on the geomery according to runner 92；When guide pin 10 is in spiral
When moving in guide groove, rotary sleeve 7 rotates upward action, and realizes in the presence of fixing groove 13 rotation of runner 92 and cast gate 93
Turn to rise, and then realize the separation of cast gate 93 and injecting products 91, the generation for effectively preventing material from considering to be worth doing, so as to reduce the damage of mould
Wound, improves the quality and qualification rate of injecting products.
Thimble 8 is located at the periphery of the cylindrical base of rotary sleeve 7, and the edge of cylindrical base sets avoidance groove 12；When leading
When being moved to pin 10 in helical guide groove, avoid groove 12 and rotate with rising, because thimble 8 is located at the outer of cylindrical base
Week, and thimble 8 will not rotate, when avoiding groove 12 and rotating to the position of thimble 8, thimble 8 is stretched into avoidance groove 12, this
Shi Jinguan thimbles 8 are continued up, and rotary sleeve 7 will not also rotate with rising, but fall after rise to original position.Such one
Come, just can limit the lifting height of rotary sleeve.
Guide part 9 is fixed on guide groove fixed block 11, and thimble 8 passes through guide groove fixed block 11, such as Figure of description 2 and explanation
Shown in book accompanying drawing 6.
The shape design of guide part 9 and guide groove fixed block 11 can as needed depending on, thimble 8 is through guide groove fixed block
11, it can realize that the top of thimble 8 promotes the bottom of rotary sleeve 7 to move upwards, realize the action that the rotation of rotary sleeve 7 rises.
The bottom of thimble 8 sets ejector retainner plate 6 and thimble fixed plate 5, and ejector retainner plate 6 is located at the lower section of thimble fixed plate 5, top
The bottom of pin 8 is connected to thimble fixed plate 5 by ejector retainner plate 6, as shown in Figure of description 2.
Ejector retainner plate 6 can be fixedly connected with thimble fixed plate 5 using bolt；There is sectional dimension to be more than for the bottom of thimble 8
The bottom of the vertical main part sectional dimension of thimble 8, the vertical main part of thimble 8 runs through the through hole of thimble fixed plate 5, and bottom position
In the lower section of through hole, the sectional dimension of bottom is more than clear size of opening；It is located at the ejector retainner plate 6 of through hole opposite position under bottom
Side, ejector retainner plate 6 is brought into close contact at other positions with thimble fixed plate 5, so as to realize thimble 8, ejector retainner plate 6 and thimble fixed plate 5 three
Person is fixed as one.
The utility model can upwards be moved using top rod driving ejector retainner plate 6 with thimble fixed plate 5, and then realize rotary sleeve
The action that 7 rotations rise.
As shown in Figure of description Fig. 1, guide groove fixed block 11 is fixed on dynamic model backing plate 2, and dynamic model backing plate 2 and dynamic model 1 are tight
It is closely connected to close.The lower section of dynamic model backing plate 2 can also be brought into close contact support block 3, and support block 3 sets to accommodate ejector retainner plate 6 and thimble is consolidated
The receiving portion of fixed board 5.The lower section of support block 3 is brought into close contact Bottom clamp plate 4.
Between dynamic model backing plate 2 and dynamic model 1, between dynamic model backing plate 2 and support block 3 and between support block 3 and Bottom clamp plate 4
So that by the way of being detachably connected, such as bolt connection, to realize that the overall structure of injection mold is reliable, realizes injecting products
91 shaping and the effect for separating cast gate 93 with injecting products 91.
The effect of above-mentioned all parts is in order to realize the integrated support of dynamic model 1, and using the split type setting side of contributing to
Just follow-up maintenance；Certainly, according to actual needs, the support to dynamic model 1, this reality can also be realized using other different set-up modes
It will not be described in great detail with new.
Injection mold provided by the utility model is described in detail above.Specific case pair used herein
Principle and embodiment of the present utility model are set forth, and the explanation of above example is only intended to help and understands that this practicality is new
The method and its core concept of type.It should be pointed out that for those skilled in the art, not departing from this practicality
On the premise of new principle, some improvement and modification can also be carried out to the utility model, these are improved and modification also falls into this
In the protection domain of utility model right requirement.
Claims (10)
1. a kind of injection mold, it is characterised in that including：
The dynamic model of injecting products can be cooperatively formed with upper mould；
Jacking system positioned at dynamic model lower section runner and cast gate to be rotated to jack-up from the dynamic model.
2. injection mold according to claim 1, it is characterised in that the jacking system is specifically included：
Two pieces of inwalls have the guide part of helical guide groove；
Rotary sleeve between two pieces of guide parts；The periphery of the rotary sleeve be provided with the helical guide groove coordinate and
The guide pin of rising can be rotated in the presence of the helical guide groove；
Positioned at the lower section of the rotary sleeve to promote the thimble that the rotary sleeve is moved upwards.
3. injection mold according to claim 2, it is characterised in that the rotary sleeve includes the less cylinder in cross section
The larger cylindrical base with cross section；It is provided for fixing the fixing groove of the runner, the guiding at the top of the cylinder
Pin is arranged at the cylindrical base.
4. injection mold according to claim 3, it is characterised in that the thimble is located at the periphery of the cylindrical base,
And the edge of the cylindrical base be provided with for for the thimble pass through it is recessed with the avoidance for limiting the rotary sleeve lifting height
Groove.
5. the injection mold according to claim 2~4 any one, it is characterised in that the guide part is fixed on guide groove
Fixed block, and the thimble passes through the guide groove fixed block.
6. injection mold according to claim 5, it is characterised in that the bottom of the thimble sets ejector retainner plate to consolidate with thimble
Fixed board, and the ejector retainner plate is located at the lower section of the thimble fixed plate, the bottom of the thimble is connected to institute by the ejector retainner plate
State thimble fixed plate.
7. injection mold according to claim 6, it is characterised in that also including to drive the ejector retainner plate and the top
The top rod of pin fixed plate motion.
8. injection mold according to claim 6, it is characterised in that the guide groove fixed block is fixed on dynamic model backing plate, and
The dynamic model backing plate is brought into close contact with the dynamic model.
9. injection mold according to claim 8, it is characterised in that be brought into close contact support block below the dynamic model backing plate,
And the support block sets the receiving portion to accommodate the ejector retainner plate and the thimble fixed plate.
10. injection mold according to claim 9, it is characterised in that be brought into close contact Bottom clamp plate below the support block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621451610.4U CN206416429U (en) | 2016-12-27 | 2016-12-27 | A kind of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621451610.4U CN206416429U (en) | 2016-12-27 | 2016-12-27 | A kind of injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206416429U true CN206416429U (en) | 2017-08-18 |
Family
ID=59575785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621451610.4U Active CN206416429U (en) | 2016-12-27 | 2016-12-27 | A kind of injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206416429U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107932846A (en) * | 2017-12-26 | 2018-04-20 | 张家港中天精密模塑有限公司 | A kind of injection molding impeller removes gate mechanism |
-
2016
- 2016-12-27 CN CN201621451610.4U patent/CN206416429U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107932846A (en) * | 2017-12-26 | 2018-04-20 | 张家港中天精密模塑有限公司 | A kind of injection molding impeller removes gate mechanism |
| CN107932846B (en) * | 2017-12-26 | 2023-07-18 | 张家港中天精密模塑有限公司 | Injection molding impeller gate removing mechanism |
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