CN207105474U - A kind of ear casing mould - Google Patents
A kind of ear casing mould Download PDFInfo
- Publication number
- CN207105474U CN207105474U CN201721120494.2U CN201721120494U CN207105474U CN 207105474 U CN207105474 U CN 207105474U CN 201721120494 U CN201721120494 U CN 201721120494U CN 207105474 U CN207105474 U CN 207105474U
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- CN
- China
- Prior art keywords
- sliding block
- ejector retainner
- retainner plate
- cavity
- ear casing
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Abstract
The utility model provides a kind of ear casing mould, including preceding mould and rear mold, the preceding mould is provided with front template, the front template is provided with front cavity, the rear mold is provided with rear cavity, the front cavity is provided with die cavity, slided in the front cavity and be provided with the first sliding block, second sliding block and the 3rd sliding block, first sliding block is arranged at die cavity side, 3rd sliding block is symmetrical arranged with the first sliding block, the second slip front side can offset with the first sliding block, the second slip front opposite side can offset with the 3rd sliding block, mould pitched roof mechanism before being additionally provided with the preceding mould.By adopting the above-described technical solution, the utility model has the advantages that：It is simple and compact for structure, realize the demoulding of button bit jointly using front mold slide and preceding mould pitched roof mechanism, avoid mould blocked up overweight, save cost, tiny moving component is few in addition, and reliable in action, stability are good.
Description
Technical field
It the utility model is related to injection mold field.
Specifically, it is to be related to a kind of ear casing mould.
Background technology
Ear casing, housing is generally included, housing is provided with three side openings, and case top is provided with protuberance, set on protuberance
Mould back-off before having at two, the button bit of such product is relatively more, and is respectively positioned on preceding mould part, and arrangement is compact.Existing mechanism is complicated,
Tiny moving component is excessive, front template thickness is become big, and Mold Making cost is high, fabrication cycle length, and stability is bad,
Operating process is cumbersome.Mould integral thickness becomes big, and weight is big, and design difficulty is high.
Utility model content
The purpose of this utility model is the weak point for overcoming above-mentioned conventional art, there is provided a kind of ear casing mould, knot
Structure is simple, and reliable in action, stability are good.
The purpose of this utility model is reached by following technical measures：
A kind of ear casing mould, including preceding mould and rear mold, the preceding mould is provided with front template, before the front template is provided with
Die, the rear mold are provided with rear cavity, and the front cavity is provided with die cavity, is slided in the front cavity and be provided with the first cunning
Block, the second sliding block and the 3rd sliding block, first sliding block are arranged at die cavity side, and the 3rd sliding block is symmetrically set with the first sliding block
Put, the second slip front side can offset with the first sliding block, and the second slip front opposite side can be slided with the 3rd
Block offsets, and first sliding block is connected with the first slide-driving device, and second sliding block is connected with the second sliding block
Drive device, the 3rd sliding block are connected with the 3rd slide-driving device, mould pitched roof mechanism before being additionally provided with the preceding mould.
First sliding block, the second sliding block and the 3rd sliding block are corresponding with ear casing upper-side hole respectively.
Second slip front side and the first shoe contact, the second slip front opposite side and the 3rd shoe contact, ensure
Sealing intensity during injection, is not easy leak adhesive.
During injection, front cavity and rear cavity are drawn close, and the first sliding block, the second sliding block, the 3rd sliding block, front cavity and rear cavity are total to
With the shape for surrounding ear casing.
After injection terminates, the first sliding block first, the second sliding block and the 3rd sliding block retreat, and depart from side opening, then front cavity and
Rear cavity separates, mould back-off before preceding mould oblique top departs from.
When being molded next time, front cavity and rear cavity are drawn close, and the first sliding block, the second sliding block and the 3rd sliding block return to original
Position.
As an improvement：The front cavity is provided with the first slide block slot, and the first sliding block is arranged in the first slide block slot, institute
State front cavity and be provided with the second slide block slot, second sliding block is arranged in the second slide block slot, and the front cavity is provided with the 3rd
Slide block slot, the 3rd sliding block are arranged in the 3rd slide block slot.
Slide block slot is advantageous to improve the kinematic accuracy of the first sliding block, the second sliding block and the 3rd sliding block.
As an improvement：Second slide block slot connects with the first slide block slot, second slide block slot and the 3rd sliding block
Groove connects.
Three slide block slots are connected together, and can disposably machine.
As an improvement：The preceding mould pitched roof mechanism includes bottom plate, and the bottom plate is arranged at front template away from rear cavity
Side, ejector retainner plate is movably set between the bottom plate and front cavity, flexible drive is provided between the ejector retainner plate and bottom plate
Device, the ejector retainner plate are provided with insert, are slided in the front cavity and be provided with oblique top, and the oblique top end is slided with insert to be connected
Connect, the ejector retainner plate is provided with push rod, and the push rod passes through front cavity.
During injection, front cavity and rear cavity are drawn close, and rear cavity promotes push rod, and push rod promotes ejector retainner plate, and ejector retainner plate is held oblique
Top, makes oblique top be located on position corresponding with mould back-off before product.
After injection terminates, front cavity and rear cavity separation, ejector retainner plate is in the presence of flexible drive device to front cavity side
To motion, mould back-off before oblique top departs from.
When being molded next time, front cavity and rear cavity are drawn close, and rear cavity promotes push rod, and push rod promotes ejector retainner plate to return to
It is in situ.
As an improvement：The ejector retainner plate includes the first ejector retainner plate and the second ejector retainner plate, and second ejector retainner plate is set
In the first ejector retainner plate close to the side of bottom plate.
Ejector retainner plate includes the first ejector retainner plate and the second ejector retainner plate, convenient installation, dismounting insert, push rod and flexible drive dress
Put.
As an improvement：First ejector retainner plate is provided with insert hole, and the insert is arranged in insert hole, the edge
Block is provided with insert hanging platform close to the side of the second ejector retainner plate.
Insert is provided with insert hanging platform, and insert is installed, convenient disassembly,
As an improvement：The flexible drive device includes spring, and second ejector retainner plate is set close to the side of bottom plate
There is spring groove, the spring is arranged in spring groove.
Spring is arranged at the distance that spring groove is advantageous to reduce the second ejector retainner plate and bottom plate, so as to reduce the thickness of front template
Degree.
As an improvement：The insert is provided with T-slot, and the oblique top end is provided with T-rail.
The one end of oblique top away from rear cavity is slidably matched with insert, during lifter ejection, ensures oblique top close to the one of rear cavity
End is constant with the distance of rear cavity, will not draw bad product.
As an improvement：Guide pillar is provided between the bottom plate and front cavity, the ejector retainner plate is provided with guide pin bushing.
Guide pillar, guide pin bushing are used cooperatively, and ensure the kinematic accuracy of ejector retainner plate.
As an improvement：The ejector retainner plate is provided with limited post close to the side of front cavity.
When lifter ejection is to predetermined length, limited post contacts with front cavity, prevents that lifter ejection stroke is long, and damage is oblique
Top.
By adopting the above-described technical solution, compared with prior art, the utility model has the advantages that：It is simple in construction tight
Gather, realize the demoulding of button bit jointly using front mold slide and preceding mould pitched roof mechanism, avoid mould blocked up overweight, save cost, separately
Outer tiny moving component is few, and reliable in action, stability are good.
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Accompanying drawing 1 is a kind of structural representation of ear casing mould of the utility model.
Accompanying drawing 2 is the structural representation of front cavity in a kind of ear casing mould of the utility model.
Accompanying drawing 3 is the structural representation of front cavity in a kind of ear casing mould of the utility model.
Accompanying drawing 4 is the structural representation of preceding mould pitched roof mechanism in a kind of ear casing mould of the utility model.
Accompanying drawing 5 is the use state diagram of preceding mould pitched roof mechanism in a kind of ear casing mould of the utility model.
Accompanying drawing 6 is the mplifying structure schematic diagram of local A in Fig. 1.
Accompanying drawing 7 is the structural representation of the first insert and the first oblique top in a kind of ear casing mould of the utility model.
Accompanying drawing 8 is a kind of structural representation of ear casing in background technology.
In figure：1- front templates：2- springs：3- bottom plates：4- guide pin bushings：5- guide pillars：6- spring grooves：7- push rods：8- rear cavities：9-
Product：10- front cavitys：The ejector retainner plates of 11- first：The ejector retainner plates of 12- second：The inserts of 13- first：The inserts of 14- second：15- first is oblique
Top：The oblique tops of 16- second：17-T shape grooves：18- T-rails：19- the first insert hanging platforms：20- the second insert hanging platforms：21- is spacing
Post：Mould before 22-：23- rear molds：The sliding blocks of 24- first：The sliding blocks of 25- second：The sliding blocks of 26- the 3rd：27- side openings：Mould back-off before 28-：
29- die cavities；The slide block slots of 30- first；The slide block slots of 31- second；The slide block slots of 32- the 3rd；33- protuberances.
Embodiment
As shown in Figure 8, a kind of ear casing in background technology, including housing, housing are provided with three side openings 27, housing
Top is provided with protuberance 33, and protuberance 33 is provided with two preceding mould back-offs 28.
Embodiment：As shown in accompanying drawing 1 to 3, a kind of ear casing mould, including preceding mould 22 and rear mold 23, preceding mould 22 are provided with
Front template 1, front template 1 are provided with front cavity 10, and rear mold 23 is provided with rear cavity 8.
Front cavity 10 is provided with die cavity 29, is slided in front cavity 10 and is provided with the first sliding block 24, the second sliding block 25 and the 3rd
Sliding block 26, the first sliding block 24 are arranged at the side of die cavity 29, and the 3rd sliding block 26 is symmetrical arranged with the first sliding block 24, before the second sliding block 25
End side can offset with the first sliding block 24, and the front end opposite side of the second sliding block 25 can offset with the 3rd sliding block 26.Second
The side that sliding block 25 offsets with the first sliding block 24 is obliquely installed, and the second sliding block 25 is tilted with the side that the 3rd sliding block 26 offsets and set
Put.
Front cavity 10 is provided with the first slide block slot 30, and the first sliding block 24 is arranged in the first slide block slot 30, in front cavity 10
Provided with the second slide block slot 31, the second sliding block 25 is arranged in the second slide block slot 31, and front cavity 10 is provided with the 3rd slide block slot 32, the
Three sliding blocks 26 are arranged in the 3rd slide block slot 32.Second slide block slot 31 connects with the first slide block slot 30, the second slide block slot 31 and
Three slide block slots 32 connect.
First sliding block 24 is connected with the first slide-driving device, and the second sliding block 25 is connected with the second slider-actuated
Device, the 3rd sliding block 26 are connected with the 3rd slide-driving device, and the drive device of front mold slide belongs to prior art, such as gas
Cylinder drives, and will not be repeated here.
As shown in accompanying drawing 4 to 7, mould pitched roof mechanism, preceding mould pitched roof mechanism include the He of bottom plate 3 before being additionally provided with the preceding mould 22
Two pieces oblique top, two pieces oblique top are slidably connected with front cavity 10, and two pieces oblique top is respectively the first oblique top 15 and the second oblique top 16.
Oblique top and the preceding mould back-off 28 of product 9 are correspondingly arranged.
Bottom plate 3 is arranged at side of the front template 1 away from rear cavity 8, side of the bottom plate 3 away from front cavity 10 and front template 1
Side away from rear cavity 8 is concordant.Guide pillar 5, the first ejector retainner plate 11 and the second ejector retainner plate 12 are provided between bottom plate 3 and front cavity 10
On be correspondingly provided with guide pin bushing 4.
Ejector retainner plate is movably set between bottom plate 3 and front cavity 10, ejector retainner plate includes the first ejector retainner plate 11 and the second thimble
Plate 12, second ejector retainner plate 12 are arranged at the first ejector retainner plate 11 close to the side of bottom plate 3.First ejector retainner plate 11 is provided with push rod
7, push rod 7 passes through front cavity 10, the end of push rod 7 and the either flush of front template 1.First ejector retainner plate 11 is close to the side of front cavity 10
Provided with limited post 21.
Flexible drive device is provided between second ejector retainner plate 12 and bottom plate 3, flexible drive device includes spring 2.Second top
Needle plate 12 is provided with spring groove 6 close to the side of bottom plate 3, and spring 2 is arranged in spring groove 6.Spring groove 6 passes through the second ejector retainner plate
12。
First ejector retainner plate 11 is provided with the first insert hole and the second insert hole, and the first insert 13 is provided with the first insert hole,
The second insert 14 is provided with second insert hole.
First insert 13 is provided with the first insert hanging platform 19 close to the side of the second ejector retainner plate 12, and the second insert 14 is close to second
The side of ejector retainner plate 12 is provided with the second insert hanging platform 20.
First oblique top 15 and the end of the second ejector retainner plate 12 are provided with T-rail 18, are set in the first insert 13 and the second insert 14
There is T-slot 17, T-rail 18 is slidably connected with T-slot 17.
One embodiment of the present utility model is described in detail above, but the content is only of the present utility model
Preferred embodiment, it is impossible to be considered as being used to limit practical range of the present utility model.It is all to be made according to present utility model application scope
Equivalent change with improve etc., all should belong within patent covering scope of the present utility model.
Claims (10)
1. a kind of ear casing mould, including preceding mould（22）And rear mold（23）, the preceding mould（22）It is provided with front template（1）, it is described
Front template（1）It is provided with front cavity（10）, the rear mold（23）It is provided with rear cavity（8）, it is characterised in that：The front cavity
（10）It is provided with die cavity（29）, the front cavity（10）Upper slip is provided with the first sliding block（24）, the second sliding block（25）With the 3rd
Sliding block（26）, first sliding block（24）It is arranged at die cavity（29）Side, the 3rd sliding block（26）With the first sliding block（24）It is right
Claim to set, second sliding block（25）Front end side can be with the first sliding block（24）Offset, second sliding block（25）Front end is another
Side can be with the 3rd sliding block（26）Offset, the preceding mould（22）On be additionally provided with before mould pitched roof mechanism.
2. ear casing mould according to claim 1, it is characterised in that：The front cavity（10）It is provided with the first slide block slot
（30）, the first sliding block（24）It is arranged at the first slide block slot（30）It is interior, the front cavity（10）It is provided with the second slide block slot（31）, institute
State the second sliding block（25）It is arranged at the second slide block slot（31）It is interior, the front cavity（10）It is provided with the 3rd slide block slot（32）, it is described
3rd sliding block（26）It is arranged at the 3rd slide block slot（32）It is interior.
3. ear casing mould according to claim 2, it is characterised in that：Second slide block slot（31）With the first slide block slot
（30）Connection, second slide block slot（31）With the 3rd slide block slot（32）Connection.
4. the ear casing mould according to one of Claim 1-3, it is characterised in that：The preceding mould pitched roof mechanism bag
Include bottom plate（3）, the bottom plate（3）It is arranged at front template（1）Away from rear cavity（8）Side, the bottom plate（3）With front cavity
（10）Between be movably set with ejector retainner plate, the ejector retainner plate and bottom plate（3）Between be provided with flexible drive device, on the ejector retainner plate
Provided with push rod（7）, the push rod（7）Through front cavity（10）, the ejector retainner plate is provided with insert, the front cavity（10）Upper cunning
Dynamic to be provided with oblique top, the oblique top end is slidably connected with insert.
5. ear casing mould according to claim 4, it is characterised in that：The ejector retainner plate includes the first ejector retainner plate（11）With
Second ejector retainner plate（12）, second ejector retainner plate（12）It is arranged at the first ejector retainner plate（11）Close to bottom plate（3）Side.
6. ear casing mould according to claim 5, it is characterised in that：First ejector retainner plate（11）It is provided with insert
Hole, the insert are arranged in insert hole, and the insert is close to the second ejector retainner plate（12）Side be provided with insert hanging platform.
7. ear casing mould according to claim 6, it is characterised in that：The flexible drive device includes spring（2）, institute
State the second ejector retainner plate（12）Close to bottom plate（3）Side be provided with spring groove（6）, the spring（2）It is arranged at spring groove（6）It is interior.
8. ear casing mould according to claim 4, it is characterised in that：The insert is provided with T-slot（17）, it is described oblique
Top ends are provided with T-rail（18）.
9. ear casing mould according to claim 4, it is characterised in that：The bottom plate（3）With front cavity（10）Between set
There is guide pillar（5）, the ejector retainner plate is provided with guide pin bushing（4）.
10. ear casing mould according to claim 4, it is characterised in that：The ejector retainner plate is close to front cavity（10）One
Side is provided with limited post（21）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721120494.2U CN207105474U (en) | 2017-09-04 | 2017-09-04 | A kind of ear casing mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721120494.2U CN207105474U (en) | 2017-09-04 | 2017-09-04 | A kind of ear casing mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207105474U true CN207105474U (en) | 2018-03-16 |
Family
ID=61585926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721120494.2U Active CN207105474U (en) | 2017-09-04 | 2017-09-04 | A kind of ear casing mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207105474U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110900963A (en) * | 2019-10-11 | 2020-03-24 | 宇龙计算机通信科技(深圳)有限公司 | Injection mold |
-
2017
- 2017-09-04 CN CN201721120494.2U patent/CN207105474U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110900963A (en) * | 2019-10-11 | 2020-03-24 | 宇龙计算机通信科技(深圳)有限公司 | Injection mold |
| CN110900963B (en) * | 2019-10-11 | 2022-06-07 | 宇龙计算机通信科技(深圳)有限公司 | Injection mold |
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| GR01 | Patent grant |