CN106273253A - Play block assembly and mould - Google Patents
Play block assembly and mould Download PDFInfo
- Publication number
- CN106273253A CN106273253A CN201610750844.7A CN201610750844A CN106273253A CN 106273253 A CN106273253 A CN 106273253A CN 201610750844 A CN201610750844 A CN 201610750844A CN 106273253 A CN106273253 A CN 106273253A
- Authority
- CN
- China
- Prior art keywords
- spring
- bullet block
- block assembly
- hole
- bullet
- 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.)
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Classifications
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- 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
-
- 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention proposes a kind of bullet block assembly and mould, and its block assembly of being hit by a bullet includes: bullet block, and bullet block is provided with through hole, and the two ends of through hole are respectively arranged with counterbore；Stroke screw, is arranged in the through hole of bullet block, and through through hole, the head of stroke screw is positioned at the counterbore of through hole one end；At least one first spring, is set on stroke screw, is resisted against in through hole other end counterbore；Support member, is positioned at above at least two disk spring, is set on stroke screw；At least one second spring, is positioned at above support member, is set on stroke screw.The bullet block assembly that the present invention provides, in conjunction with the disk spring little stroke of big elastic force and the feature of the little elastic force of the big stroke of Rectangular Spring, either can ensure that bullet block ejects smoothly but also do not interferes with stablizing of bullet block, or will not produce safety problem.Meet the normal of mould to produce and requirement easy to maintenance.
Description
Technical field
The present invention relates to injection mold field, in particular to one bullet block assembly and a kind of mould.
Background technology
In the related, in order to make plasthetics have more preferable intensity, the design of plasthetics generally requires increase
Some deeper muscle positions, but these deep muscle positions give whole product depanning bring the biggest impact, the most do not note will sticking to mould, draw
In vain, deformation.Owing to some muscle positions are at cover half, it has not been convenient to add needle plate and eject (increasing mould bases cost, affect mould efficiency), it is considered to use
Play block structure.This structure i.e. need not go to eject and do not take up space again.But this structure designs the most stuck routinely, gives
Normal production and safety bring the biggest hidden danger.
Therefore, how can ensure that mould block of being hit by a bullet ejects and do not interfere with stablizing of bullet block smoothly, more will not produce safety
Problem, becomes technical problem urgently to be resolved hurrily.
Summary of the invention
In order to solve at least one above-mentioned technical problem, first purpose of the present invention proposes a kind of bullet block assembly.
Another object of the present invention, it is also proposed that a kind of mould.
In view of this, embodiment according to the first aspect of the invention, the present invention proposes a kind of bullet block assembly, for mould
Tool, it is characterised in that including: bullet block, bullet block is provided with through hole, and the two ends of through hole are respectively arranged with counterbore；Stroke screw, if
Put in the through hole of bullet block, and through through hole, the head of stroke screw is positioned at the counterbore of through hole one end；At least one first bullet
Spring, is set on stroke screw, is resisted against in through hole other end counterbore；Support member, is positioned at above at least one first spring, set
It is located on stroke screw；At least one second spring, is positioned at above support member, is set on stroke screw.
The bullet block assembly that the present invention provides, is to use two kinds of spring assemblies, solves due to injection pressure and thermal expansion
Effect, make bullet block compacted stuck and the problem that cannot eject smoothly.Combined by the first spring and the second spring, guarantee
Bullet block ejects and does not interferes with stablizing of bullet block smoothly, more will not produce safety problem.Meet the normal of mould to produce and dimension
Protect convenient requirement.
It addition, the bullet block assembly in above-described embodiment of providing of the present invention can also have a following additional technical feature:
In technique scheme, it is preferable that the quantity of at least one the first spring is six.
In this technical scheme, when die sinking, six the first springs apply enough power to bullet block, make bullet block be formed enough
Displacement reach loosen, the damage of stroke screw will not be caused because the excessive elastic force of displacement is excessive again.
In technique scheme, it is preferable that the second spring is common Flat wire spring.
In this technical scheme, the feature little by the common big elastic force of Flat wire spring stroke, after when die sinking, bullet block loosens, flat
Steady release, it is ensured that production safety.
In technique scheme, it is preferable that stroke screw is stroke bolt or stroke screw.
In this technical scheme, by being set thereon by the second spring housing, and then ensure that the stroke route of the second spring,
Will not offset, it is ensured that bullet block ejects smoothly, and can be connected playing block assembly with cover half conveniently and efficiently, reduce
Operation easier.
In technique scheme, it is preferable that support member be following at least one: baffle plate, block, catch.
In this technical scheme, by baffle plate, block, catch, the first spring and the second spring are separated, make the first spring
Will not extrude the second spring during effect, after the second spring loosens bullet block completely, baffle plate, under the effect of common spring, drives whole
Bullet block continues to eject, and so can be achieved with stable, safe work.
In technique scheme, it is preferable that the span of the starting force of the first spring is 10AN to 20AN.
In this technical scheme, owing to thermal expansion and the product extrusion pressure of injection make bullet block tightly paste extremely at bullet block
In groove, therefore mould is when die sinking, and bullet block needs the effect of a big power that it just can be made to overcome frictional force to flick and will not be because of
Elastic force is excessive causes production danger.
In technique scheme, it is preferable that the starting force 13AN of the first spring.
In this technical scheme, owing to thermal expansion and the product extrusion pressure of injection make bullet block tightly paste extremely at bullet block
In groove, therefore mould is when die sinking, and bullet block needs the effect of a big power that it just can be made to overcome frictional force to flick and will not be because of
Elastic force is excessive causes the effect producing danger to reach optimal.
In technique scheme, it is preferable that the first spring is disk spring.
In this technical scheme, the feature big by the little elastic force of disk spring stroke, when die sinking, make bullet block the most loose
Dynamic, it is to avoid phenomenon that can be stuck with common spring.
According to another object of the present invention, it is also proposed that a kind of mould includes: dynamic model；Cover half, fits shape with dynamic model
Become to have die joint, be molded for product；And the bullet block assembly as described in any of the above-described technical scheme, play block assembly and be arranged on cover half
In, bullet block contacts at die joint with dynamic model；Wherein, during die sinking, bullet block is bullet under the effect of disk spring and spring
Open.I.e. use disk spring and the combination of common Flat wire spring, solve due to injection pressure and the effect of thermal expansion, make bullet block quilt
Compress problem stuck to eject smoothly.Combined by the first spring and the second spring, guarantee bullet block eject smoothly and
Do not interfere with stablizing of bullet block, more will not produce safety problem.Meet the normal of mould to produce and requirement easy to maintenance.
In technique scheme, it is preferable that also include thimble, it is arranged in dynamic model, is used for withstanding product.
In technique scheme, it is preferable that also include that bullet block is inclined-plane with the face fitted of cover half.
Additional aspect and the advantage of the present invention will become obvious in following description part, or by the practice of the present invention
Recognize.
Accompanying drawing explanation
Fig. 1 illustrates one embodiment of the present of invention bullet block assembly；
Before Fig. 2 illustrates one embodiment of the present of invention mould die sinking；
After Fig. 3 illustrates one embodiment of the present of invention mould die sinking.
Wherein, in Fig. 1 to Fig. 3, corresponding relation between reference and component names is:
2 moulds, 20 play block assembly, 200 bullet blocks, 202 first spring 202,204 support members, 206 second springs, 208 strokes
Screw, 22 cover half, 24 dynamic models, 26 thimbles, 4 products, 6 die joints
Detailed description of the invention
In order to be more clearly understood that the above-mentioned purpose of the present invention, feature and advantage, real with concrete below in conjunction with the accompanying drawings
The present invention is further described in detail by mode of executing.It should be noted that in the case of not conflicting, the enforcement of the application
Feature in example and embodiment can be mutually combined.
Elaborate a lot of detail in the following description so that fully understanding the present invention, but, the present invention also may be used
Implementing to use other to be different from other modes described here, therefore, protection scope of the present invention is not by described below
The restriction of specific embodiment.
Describe according to an embodiment of the present invention bullet block assembly 20 and mould 2 referring to Fig. 1 to Fig. 3.
Include as it is shown in figure 1, the present invention proposes a kind of block assembly 20 that plays: bullet block 200, bullet block 200 be provided with through hole,
The two ends of through hole are respectively arranged with counterbore；Stroke screw 208, is arranged in the through hole of bullet block 200, and through through hole, stroke spiral shell
The head of silk 208 is positioned at the counterbore of through hole one end；At least one first spring 202, is set on stroke screw 208, against
In through hole other end counterbore；Support member 204, is positioned at above at least one first spring, is set on stroke screw 208；Extremely
Few second spring 206, is positioned at above support member 204, is set on stroke screw 208.
Bullet block 200 assembly 20 that the present invention provides, is to use two kinds of spring assemblies, solves due to injection pressure and heat
The effect expanded, makes bullet block 200 compacted stuck and the problem that cannot eject smoothly.By the first spring 202 and the second spring
206 combine, and guarantee that bullet block 200 ejects and do not interfere with stablizing of bullet block 200 smoothly, more will not produce safety problem.Meet
The normal of mould 2 produces and requirement easy to maintenance.
In one embodiment of the invention, it is preferable that the quantity of at least one the first spring 202 is six.
In this embodiment, when die sinking, six the first springs 202 apply enough power to bullet block 200, make bullet block 200
Form that enough displacements reach loosens, and will not cause the damage of stroke screw because the excessive elastic force of displacement is excessive again.
In one embodiment of the invention, it is preferable that the second spring 206 is common Flat wire spring.
In this embodiment, by the feature of the common big elastic force of Flat wire spring stroke, after when die sinking, bullet block 200 loosens, flat
Steady release, it is ensured that production safety.
In one embodiment of the invention, it is preferable that stroke screw 208 is stroke bolt or stroke screw.
In this embodiment, by by sheathed thereon for the second spring 206, and then ensure that the stroke of the second spring 206
Route, will not offset, it is ensured that bullet block 200 ejects smoothly, and can will play block assembly 20 and cover half 22 conveniently and efficiently
It is connected, reduces operation easier.
In one embodiment of the invention, it is preferable that support member 204 be following at least one: baffle plate, block, catch.
In this embodiment, by baffle plate, block, catch, the first spring 202 is separated with the second spring 206, make first
Will not extrude the second spring 206 when spring 202 acts on, after the second spring 206 loosens bullet block 200 completely, baffle plate is at common spring
Effect under, drive whole bullet block 200 to continue to eject, so can be achieved with stable, safe work.
In one embodiment of the invention, it is preferable that the span of the starting force of the first spring 202 be 10AN extremely
20AN。
In this embodiment, due to thermal expansion and product 4 extrusion pressure of injection, bullet block 200 is tightly pasted extremely at bullet
In block groove, therefore mould 2 is when die sinking, bullet block 200 need the effect of a big power that it just can be made to overcome frictional force to flick and
Production danger will not be caused because elastic force is excessive.
In one embodiment of the invention, it is preferable that the starting force 13AN of the first spring 202.
In this embodiment, due to thermal expansion and product 4 extrusion pressure of injection, bullet block 200 is tightly pasted extremely at bullet
In block groove, therefore mould 2 is when die sinking, bullet block 200 need the effect of a big power that it just can be made to overcome frictional force to flick and
The effect producing danger will not be caused to reach optimal because elastic force is excessive.
In one embodiment of the invention, it is preferable that the first spring 202 is disk spring.
In this embodiment, the feature big by disk spring stroke elastic force, when die sinking, make bullet block 200 sufficiently loosen,
Avoid can be stuck with common spring phenomenon.
Another mesh ground of the present invention, as shown in Figures 2 and 3, it is also proposed that a kind of mould 2 includes: dynamic model 24；Cover half
22, fit with dynamic model 24 and be formed with die joint 6, be molded for product 4；And such as the bullet block assembly 20 in above-described embodiment, bullet
Block assembly 20 is arranged in cover half 22, and bullet block 200 contacts at die joint 6 with dynamic model 24；Wherein, during die sinking, bullet block
200 flick under the effect of disk spring and spring.
In one embodiment of the invention, it is preferable that also include thimble 26, it is arranged in dynamic model 24, is used for withstanding product
Product 4.
In one embodiment of the invention, it is preferable that also include that bullet block 200 is oblique with the face fitted of cover half 22
Face.
In specific embodiment, play block assembly 20 and be fixed on cover half 22 by stroke screw 208, when die sinking, bullet block 200
Big at butterfly spring elastic force, stroke acts on down together with common spring, obtains a bigger power and makes it loosen, after again general
Logical spring force, continues to prolong stroke screw 208 and flicks, thus can protect stroke screw 208 and keep away again under the effect that stroke is big
Exempt from stuck.
The mould that the present invention provides, the complete rear die sinking of mold injection, bullet block being divided among along with mould pushed down by die joint
Flick under the effect of spring.First butterfly spring provides bigger power to bullet block together with common spring so that bullet block overcomes
Frictional force ejects and loosens.Owing to the distance of butterfly spring compression is little, bullet block souththern pine is dynamic the most no longer to be acted on by butterfly spring, and
It is under common spring effect, continue motion.Owing to butterfly spring and common spring have a baffle plate to separate, when butterfly spring effect
Shi Buhui extrudes common spring, and butterfly spring flicks completely, and baffle plate, under the effect of common spring, drives whole bullet block to continue bullet
Go out, owing to the power of common spring is not the biggest so that the power on stroke screw that acts on is not very big, and the most whole mechanism is just
The action that energy is stable, safe.After die sinking, bullet block ejects, and unclamps product muscle position so that it is be retained in cover half, and follow-up for mould is moved
Make ready.
To sum up, the bullet block assembly 20 of present invention offer and mould 2, wherein, play block assembly 20 and use disk spring with common
Flat wire spring combines, and is set on stroke screw 208, and big by disk-shaped spring elasticity, the feature of stroke is together with common spring
Under effect, obtain a bigger power make its loosen, after again at ball spring force, continue to flick under the effect that stroke is big,
Thus can protect stroke screw 208 and avoid again stuck, it is ensured that the action of whole mould 2 is smooth and easy, stable.
In the present invention, term " multiple " then refers to two or more, unless otherwise clear and definite restriction.Term " peace
Dress ", " being connected ", " connection ", the term such as " fixing " all should be interpreted broadly, such as, " connection " can be to fix connection, it is also possible to
It is to removably connect, or is integrally connected；" being connected " can be to be joined directly together, it is also possible to be indirectly connected to by intermediary.Right
For those of ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the description of this specification, the description of term " embodiment ", " some embodiments ", " specific embodiment " etc.
Mean to combine this embodiment or specific features, structure, material or feature that example describes to be contained at least one of the present invention real
Execute in example or example.In this manual, the schematic representation to above-mentioned term is not necessarily referring to identical embodiment or reality
Example.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, that is made any repaiies
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (11)
1. play a block assembly, for mould, it is characterised in that including:
Bullet block, described bullet block is provided with through hole, and the two ends of described through hole are respectively arranged with counterbore；
Stroke screw, is arranged in the described through hole of described bullet block, and through described through hole, the head of described stroke screw is positioned at
In the counterbore of described through hole one end；
At least one first spring, is set on described stroke screw, is resisted against in counterbore described in the described through hole other end；
Support member, is positioned at above at least one first spring described, is set on described stroke screw；
At least one second spring, is positioned at above described support member, is set on described stroke screw.
Bullet block assembly the most according to claim 1, it is characterised in that
The quantity of at least one the first spring described is six.
Bullet block assembly the most according to claim 1, it is characterised in that
Described second spring is common Flat wire spring.
Bullet block assembly the most according to any one of claim 1 to 3, it is characterised in that
Described stroke screw is stroke bolt or stroke screw.
Bullet block assembly the most according to any one of claim 1 to 3, it is characterised in that
Described support member be following at least one: baffle plate, block, catch.
Bullet block assembly the most according to any one of claim 1 to 3, it is characterised in that
The span of the starting force of described first spring is 10AN to 20AN.
Bullet block assembly the most according to claim 6, it is characterised in that
The starting force 13AN of described first spring.
Bullet block assembly the most according to any one of claim 1 to 3, it is characterised in that described first spring is dish bullet
Spring.
9. a mould, it is characterised in that include
Dynamic model；
Cover half, fits with described dynamic model and is formed with die joint, is molded for product；And
Bullet block assembly as according to any one of claim 1 to 8, described bullet block assembly is arranged in described cover half, described bullet
Block contacts at described die joint with described dynamic model；
Wherein, during die sinking, described bullet block flicks under the effect of described disk spring and described spring.
Mould the most according to claim 9, it is characterised in that also include
Thimble, is arranged in described dynamic model, is used for withstanding described product.
11. moulds according to claim 10, it is characterised in that
Described bullet block is inclined-plane with the face fitted of described cover half.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610750844.7A CN106273253B (en) | 2016-08-29 | 2016-08-29 | Play block assembly and mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610750844.7A CN106273253B (en) | 2016-08-29 | 2016-08-29 | Play block assembly and mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106273253A true CN106273253A (en) | 2017-01-04 |
| CN106273253B CN106273253B (en) | 2018-07-17 |
Family
ID=57676686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610750844.7A Active CN106273253B (en) | 2016-08-29 | 2016-08-29 | Play block assembly and mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106273253B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110394929A (en) * | 2019-07-31 | 2019-11-01 | 华域视觉科技(上海)有限公司 | A kind of Yu Dingdankuai mechanism for mold |
| US11401190B2 (en) * | 2020-01-09 | 2022-08-02 | Aac Optics Solutions Pte. Ltd. | Mold, and apparatus for forming glass product, and method of processing glass product |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120251656A1 (en) * | 2011-03-31 | 2012-10-04 | Cheng Uei Precision Industry Co., Ltd. | Injection mold |
| CN203293489U (en) * | 2013-06-04 | 2013-11-20 | 慈溪市登辉塑料模具制造有限公司 | Mold with auxiliary elastic ejector mechanism for push-out |
| CN203437619U (en) * | 2013-08-06 | 2014-02-19 | 宁波盛技机械有限公司 | Stationary mould individual ejector mechanism of mould |
| CN203739125U (en) * | 2013-12-30 | 2014-07-30 | 广东东亚电器有限公司 | Mold with precise fixed mold elastic block |
| CN204640715U (en) * | 2015-04-28 | 2015-09-16 | 厦门市驰杰模具工业有限公司 | The auxiliary ejection mechanism of injection mold |
| CN105437467A (en) * | 2014-09-10 | 2016-03-30 | 汉达精密电子(昆山)有限公司 | Female-die anti-sticking structure |
| CN105643843A (en) * | 2016-01-25 | 2016-06-08 | 中山市利群精密实业有限公司 | Elastic block device capable of preventing sticking to front mold and preventing straining of product |
-
2016
- 2016-08-29 CN CN201610750844.7A patent/CN106273253B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120251656A1 (en) * | 2011-03-31 | 2012-10-04 | Cheng Uei Precision Industry Co., Ltd. | Injection mold |
| CN203293489U (en) * | 2013-06-04 | 2013-11-20 | 慈溪市登辉塑料模具制造有限公司 | Mold with auxiliary elastic ejector mechanism for push-out |
| CN203437619U (en) * | 2013-08-06 | 2014-02-19 | 宁波盛技机械有限公司 | Stationary mould individual ejector mechanism of mould |
| CN203739125U (en) * | 2013-12-30 | 2014-07-30 | 广东东亚电器有限公司 | Mold with precise fixed mold elastic block |
| CN105437467A (en) * | 2014-09-10 | 2016-03-30 | 汉达精密电子(昆山)有限公司 | Female-die anti-sticking structure |
| CN204640715U (en) * | 2015-04-28 | 2015-09-16 | 厦门市驰杰模具工业有限公司 | The auxiliary ejection mechanism of injection mold |
| CN105643843A (en) * | 2016-01-25 | 2016-06-08 | 中山市利群精密实业有限公司 | Elastic block device capable of preventing sticking to front mold and preventing straining of product |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110394929A (en) * | 2019-07-31 | 2019-11-01 | 华域视觉科技(上海)有限公司 | A kind of Yu Dingdankuai mechanism for mold |
| US11401190B2 (en) * | 2020-01-09 | 2022-08-02 | Aac Optics Solutions Pte. Ltd. | Mold, and apparatus for forming glass product, and method of processing glass product |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106273253B (en) | 2018-07-17 |
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Address after: 528311 Foshan, Shunde District, Guangdong City, Beijiao Town, Penglai Road, Midea industrial city Patentee after: GUANGDONG MEIDI PRECISION DIE TECHNOLOGY Co.,Ltd. Address before: 528311 Foshan, Shunde District, Guangdong City, Beijiao Town, Penglai Road, Midea industrial city Patentee before: FOSHAN SHUNDE BAINIAN TECHNOLOGY Co.,Ltd. |