CN106863710A - A kind of rubber injecting molding die - Google Patents
A kind of rubber injecting molding die Download PDFInfo
- Publication number
- CN106863710A CN106863710A CN201710247533.3A CN201710247533A CN106863710A CN 106863710 A CN106863710 A CN 106863710A CN 201710247533 A CN201710247533 A CN 201710247533A CN 106863710 A CN106863710 A CN 106863710A
- Authority
- CN
- China
- Prior art keywords
- mould
- core
- runner
- plate
- guider
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000465 moulding Methods 0.000 title claims abstract description 12
- 238000009826 distribution Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 6
- 238000004513 sizing Methods 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 abstract description 5
- 238000002347 injection Methods 0.000 abstract description 4
- 239000007924 injection Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005498 polishing Methods 0.000 abstract description 2
- 239000003292 glue Substances 0.000 abstract 1
- 239000011162 core material Substances 0.000 description 34
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007723 die pressing method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000005486 sulfidation Methods 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
- B29C45/2606—Guiding or centering means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2673—Moulds with exchangeable mould parts, e.g. cassette moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2725—Manifolds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/32—Moulds having several axially spaced mould cavities, i.e. for making several separated articles
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention relates to a kind of rubber injecting molding die, including：Fill mouth, upper die plate, runner plate, upper mould, middle mould, lower mould, lower template, sprue, runner, guide pillar, guide pin bushing, upper core, mo(u)ld top half stem, lower core, mo(u)ld bottom half stem, spring；Runner plate, upper mould, middle mould are connected by guider positioning and guide type with lower mould and overlapped successively；By nozzle injection sizing material, the cast gate of each product is then flowed into along sprue and runner, in the presence of upper and lower core and core post, using the hardness relation between product inner core and shell, the effect of sealing deflashing is realized by the elastic force of spring.Simple structure of the present invention, can effectively overcome the overlap produced during injecting glue, save polishing man-hour, and product percent of pass is high.
Description
Technical field
The present invention relates to Plastic Rubber Products manufacturing technology apparatus field, it is related to bushing class product rubber parts, specifically relates to
And a kind of rubber injecting molding die.
Background technology
When processing and manufacturing product, die pressing is had been used up for many years carries out the processing and forming of rubber to the mankind, with
The demand that the industries such as automobile, electronics and medical treatment to rubber is increasing, and the requirement to rubber injection quality is also more next
It is higher, thus injection moulding rapidly and widely grows up, and start to be applied to the processing and forming of rubber and produced
Cheng Zhong, compared with traditional die pressing, the rubber quality of injection moulding shaping is good, and production efficiency is high, but for bushing
Class product includes metalwork inner core, shell and bonds the rubber parts of inner core and shell, because the viscosity of rubber is big, mobility
Difference, it is easy to produce unnecessary overlap in metal inside and shell end face, performance and outward appearance to product can all be impacted.
Therefore one manual polishing operation of increase is needed in forming process can just go deburring, so caused result
It is unstable product quality, labor strength is big, low production efficiency.
The content of the invention
The present invention is the weak point for avoiding above-mentioned prior art from existing, there is provided a kind of rubber injecting molding die, is passed through
Adjustment Rubber Injection Mold lamps structure eliminates the purpose of overlap so as to reach, and without multiple operation was increased, it is qualified to be directly produced out
Product, with improve production efficiency, reduces energy waste, reduces product cost.
To achieve the above object, the present invention is adopted the following technical scheme that：
A kind of rubber injecting molding die, it is characterised in that including：Fill mouth, upper die plate, runner plate, upper mould, middle mould, lower mould, under
Template, sprue, runner, guide pillar, guide pin bushing, upper core, mo(u)ld top half stem, lower core, mo(u)ld bottom half stem, spring；
Runner plate, upper mould, middle mould are connected by guider positioning and guide type with lower mould and overlapped successively；
Mouth is filled to be connected with upper die plate；Upper die plate is connected with runner plate；
Runner plate includes flow passage device and cast gate, and flow passage device is provided with the runner of sprue and diverging distribution, and cast gate symmetrically divides
Cloth is in mo(u)ld top half stem axis both sides, runner end and cast gate UNICOM；
Upper core is provided with upper mould, upper core is connected with upper mould, and mo(u)ld top half stem is assemblied in upper core, and company is fixed with upper mould
Connect；
Lower core is provided with lower mould, lower core is fixedly connected with lower template, core under being assemblied in that mo(u)ld bottom half stem is slided up and down
It is interior；
Spring one end is arranged in lower template, and the other end is connected with mo(u)ld bottom half stem.
Improvement to above-mentioned technical proposal：Guider includes the first guider and the second guider；First is oriented to
Device is used for runner plate and upper mould guide-localization, and the second guider is used for the guide-localization of upper mould, middle mould and lower mould.
Improvement to above-mentioned technical proposal：First guider includes the first guide pillar and the first guide pin bushing that cooperate, the
One guide pillar is arranged on runner plate, is highly runner plate and upper mould thickness sum；First guide pin bushing is located in mould；Second is oriented to
Device includes the second guide pillar and the second guide pin bushing, the 3rd guide pin bushing that cooperate, and the second guide pillar is arranged on lower mould, highly for upper
Mould, middle mould, lower mould thickness sum；Second guide pin bushing is located in middle mould, and the 3rd guide pin bushing is located in mould.
Improvement to above-mentioned technical proposal：The side of upper mould two is symmetrically arranged with upper ear plate, and the side of lower mould two symmetrically sets
It is equipped with lower ear plate.
Improvement to above-mentioned technical proposal：A mould shot is molded 16 finished products.
The beneficial effects of the present invention are：
, injection molding inner core and shell end face will not produce overlap, product appearance quality is good, can reduce a large amount of cleanings and beat
During grinder；
2., the easy modulus of product inner core, prevents stuck phenomenon；
3., lower core is detachable, when core be subject to crushing or can not use after, can change in time, and avoid because burn failure
The situation of new die must be re-worked；
Spring connects mo(u)ld bottom half stem, because mo(u)ld bottom half stem has deadweight in itself, therefore at the beginning of having downward pressure, spring to spring
Begin to be in its pre-compressed state, after closed die, because inner core is smaller with lower core contact area, and inner core material is harder, because
This mo(u)ld bottom half stem will produce interference, and spring is compacted, and the elastic force that spring is produced supports mo(u)ld bottom half stem, so as to reach the mesh of sealing
, prevent rubber from overflowing and produce overlap, therefore greatly improve production efficiency.And due to the design of guider so that upper, middle and lower
Can realize accurate positioning and guiding between mould and runner plate, and upper lower ear plate is set, also for sizing material excretion and pick and place product
Product are provided and easily operated.
Brief description of the drawings
Fig. 1 is the schematic diagram of injection molding of the present invention.
Fig. 2 is the top view of runner of the present invention.
Fig. 3 is the B-B direction view of runner in Fig. 2 of the present invention.
Fig. 4 is the installation diagram of product of the present invention and lower core.
Specific embodiment
With reference to specific drawings and Examples, the invention will be further described.
As Figure 1-4, a kind of rubber injecting molding die, a mould shot is molded 16 finished products of product,
Product includes shell 26 and inner core 27, and rubber is injected in shell 26 and inner core 27, so that sealing is completed, by this mould, can
To realize the integrality of sealing process, one-shot forming will not produce overlap, and each product is noted by setting two cast gates 24
Penetrate, mould includes filling mouth 1, upper die plate 2, runner plate 3, upper mould 4, middle mould 5, lower mould 6, lower template 7, sprue 8, runner
9th, guide pillar, guide pin bushing, upper core 10, mo(u)ld top half stem 11, lower core 12, mo(u)ld bottom half stem 13, spring 14；Runner plate 3, upper mould 4, middle mould
5 are connected by guider positioning and guide type with lower mould 6 and overlapped successively；Mouth 1 is filled to be connected with upper die plate 2；Upper die plate 2 and stream
Guidance tape 3 is connected, and is connected here by soket head cap screw 22；Runner plate 3 includes flow passage device and cast gate 24, and flow passage device is provided with master
Runner 8 and the runner 9 of diverging distribution, cast gate 24 are symmetrically distributed in the axis both sides of mo(u)ld top half stem 11, the end of runner 9 with pour
24 UNICOMs of mouth, upper core 10 is provided with upper mould 4, and upper core 10 is connected with upper mould 4, and mo(u)ld top half stem 11 is assemblied in upper core 10
It is interior, and be fixedly connected with upper mould 4；Lower core 12 is provided with lower mould 6, lower core 12 is fixedly connected with lower template 7, mo(u)ld bottom half stem
Under 13 being assemblied in for sliding up and down in core 12；
The one end of spring 14 is arranged in lower template 7, and the other end is connected with mo(u)ld bottom half stem 11.
Guider includes the first guider and the second guider；First guider is used for runner plate 3 and upper mould 4
Guide-localization, the second guider be used for upper mould 4, middle mould 5 and lower mould 6 guide-localization；First guider includes mutual
The first guide pillar 15 and the first guide pin bushing 16 for coordinating, the first guide pillar 15 are arranged on runner plate 3, are highly that runner plate 3 and upper mould 4 are thick
Degree sum；First guide pin bushing 16 is located in mould 4；Second guider includes the second guide pillar 17 and the second guide pin bushing that cooperate
18th, the 3rd guide pin bushing 19, the second guide pillar 17 is arranged on lower mould 6, is highly upper mould 4, middle mould 5, the thickness sum of lower mould 6；Second leads
Set 18 is located in middle mould, and the 3rd guide pin bushing 19 is located in mould.
The side of mould two is symmetrically arranged with upper ear plate 20 on upper mould, and the lower side of mould two is symmetrically arranged with lower ear plate.In topping mistake
Cheng Zhong, because vulcanization can produce many waste materials, and sets the waste material that upper ear plate 20 just can be drained easily in feed channel；Lower ear
Plate 21 is connected with middle mould 5, so after product is injected, can be with easier taking-up product.
As in Figure 2-4, specific injection process is as follows：By the guiding of the guider of lower ear plate 21 and second, put successively
Lower mould 6 and middle mould 5, now, due to the connection mo(u)ld bottom half of spring 14 stem 13, mo(u)ld bottom half stem 13 itself has deadweight, therefore to spring
14 have downward pressure, and spring 14 is initially in its pre-compressed state, then places product, then by upper ear plate 20 and first
The guiding of guider, stacks mould 4 and runner plate 3, and now mould closes, and sizing material enters from mouth 1 is filled, and sizing material is with sprue
8 into runner 9 and then are flowed into each cast gate 24 of product, and sizing material is injected the shell 26 and inner core of product by cast gate 24
Between 27, when sizing material continues to overflow outward full of die cavity, because now spring is compacted, as shown in Figure 3, mo(u)ld bottom half stem 13
With a tip, positioning action is played at sophisticated position, and the inwall of inner core 27 with product is assembled, the dual-shoulder position of mo(u)ld bottom half stem 13 tool
There is a groove for step type, step trough end face is contacted with product inner core lower surface, due to contact surface very little, pressure is larger, and produces
The hardness of inner core 27 of product is harder, and inner core 27 and contact surface produce interference, the interference region in such as Fig. 4 under the elastic force effect of spring 14
Domain 28, so as to closely stick together, reaches sealing purpose, and mo(u)ld bottom half stem bottom corner is positioned in lower core groove, so as to prevent
Mo(u)ld bottom half stem is skidded off, and plays barrier effect.After the completion of sulfidation, mould is opened, and guide pillar is separated with guide pin bushing, and lower ear plate 21 draws
Mould 5 is separated with lower mould 6 in dynamic, and upper ear plate 20 pulls upper mould 4 to be separated with runner plate 3, middle mould 5, then takes out product and runner plate 3
In waste material.
It should be noted last that, above specific embodiment is merely illustrative of the technical solution of the present invention and unrestricted,
Although being described in detail to the present invention with reference to example, it will be understood by those within the art that, can be to the present invention
Technical scheme modify or equivalent, without deviating from the spirit and scope of technical solution of the present invention, it all should cover
In the middle of scope of the presently claimed invention.
Claims (5)
1. a kind of rubber injecting molding die, it is characterised in that including：Fill mouth, upper die plate, runner plate, upper mould, middle mould, lower mould,
Lower template, sprue, runner, guide pillar, guide pin bushing, upper core, mo(u)ld top half stem, lower core, mo(u)ld bottom half stem, spring；
Runner plate, upper mould, middle mould are connected by guider positioning and guide type with lower mould and overlapped successively；
The filling mouth is connected with upper die plate；
Upper die plate is connected with runner plate；
The runner plate includes flow passage device and cast gate, and flow passage device is provided with the runner of sprue and diverging distribution, cast gate pair
Title is distributed in mo(u)ld top half stem axis both sides, runner end and cast gate UNICOM；
Upper core is provided with upper mould, upper core is connected with upper mould, and mo(u)ld top half stem is assemblied in upper core, and company is fixed with upper mould
Connect；
Lower core is provided with lower mould, lower core is fixedly connected with lower template, core under being assemblied in that mo(u)ld bottom half stem is slided up and down
It is interior；
The spring one end is arranged in lower template, and the other end is connected with mo(u)ld bottom half stem.
2. a kind of rubber injecting molding die as claimed in claim 1, it is characterised in that
The guider includes the first guider and the second guider；
First guider is used for the guide-localization of runner plate and upper mould, and second guider is used for upper mould, middle mould
With the guide-localization of lower mould.
3. a kind of rubber injecting molding die as claimed in claim 2, it is characterised in that
First guider includes the first guide pillar and the first guide pin bushing that cooperate, and the first guide pillar is arranged on runner plate,
Highly it is runner plate and upper mould thickness sum；First guide pin bushing is located in mould；
Second guider includes the second guide pillar and the second guide pin bushing, the 3rd guide pin bushing that cooperate, and the second guide pillar is arranged on
It is highly upper mould, middle mould, lower mould thickness sum on lower mould；Second guide pin bushing is located in middle mould, and the 3rd guide pin bushing is located in
In mould.
4. a kind of rubber injecting molding die as claimed in claim 1, it is characterised in that
The side of upper mould two is symmetrically arranged with upper ear plate, and the side of lower mould two is symmetrically arranged with lower ear plate.
5. a kind of rubber injecting molding die as claimed in claim 1, it is characterised in that the mould shot
16 finished products of shaping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710247533.3A CN106863710A (en) | 2017-04-17 | 2017-04-17 | A kind of rubber injecting molding die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710247533.3A CN106863710A (en) | 2017-04-17 | 2017-04-17 | A kind of rubber injecting molding die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106863710A true CN106863710A (en) | 2017-06-20 |
Family
ID=59163208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710247533.3A Pending CN106863710A (en) | 2017-04-17 | 2017-04-17 | A kind of rubber injecting molding die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106863710A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366889A (en) * | 2018-12-07 | 2019-02-22 | 安徽宁国中鼎模具制造有限公司 | A kind of modified lifting lug mold |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6394779B1 (en) * | 2001-06-28 | 2002-05-28 | Toyo Tire & Rubber Co., Ltd. | Molding tool for molding with cylindrical core |
| CN102173037A (en) * | 2011-03-09 | 2011-09-07 | 青岛科技大学 | Double-layer structured rubber injection molding die |
| CN202006564U (en) * | 2011-03-09 | 2011-10-12 | 青岛科技大学 | Rubber injection molding mold with double-layer structure |
| CN103612346A (en) * | 2013-11-19 | 2014-03-05 | 宁波拓普集团股份有限公司 | Vulcanizing mold of rubber bushing |
| CN205291485U (en) * | 2015-12-29 | 2016-06-08 | 上海耀皮康桥汽车玻璃有限公司 | Car glass injection mold clearance compensation structure |
| CN205905339U (en) * | 2016-08-10 | 2017-01-25 | 安徽中鼎减震橡胶技术有限公司 | Cold runner rubber injection multicavity mould |
-
2017
- 2017-04-17 CN CN201710247533.3A patent/CN106863710A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6394779B1 (en) * | 2001-06-28 | 2002-05-28 | Toyo Tire & Rubber Co., Ltd. | Molding tool for molding with cylindrical core |
| CN102173037A (en) * | 2011-03-09 | 2011-09-07 | 青岛科技大学 | Double-layer structured rubber injection molding die |
| CN202006564U (en) * | 2011-03-09 | 2011-10-12 | 青岛科技大学 | Rubber injection molding mold with double-layer structure |
| CN103612346A (en) * | 2013-11-19 | 2014-03-05 | 宁波拓普集团股份有限公司 | Vulcanizing mold of rubber bushing |
| CN205291485U (en) * | 2015-12-29 | 2016-06-08 | 上海耀皮康桥汽车玻璃有限公司 | Car glass injection mold clearance compensation structure |
| CN205905339U (en) * | 2016-08-10 | 2017-01-25 | 安徽中鼎减震橡胶技术有限公司 | Cold runner rubber injection multicavity mould |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366889A (en) * | 2018-12-07 | 2019-02-22 | 安徽宁国中鼎模具制造有限公司 | A kind of modified lifting lug mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170620 |