CN106273253B - Play block assembly and mold - Google Patents
Play block assembly and mold Download PDFInfo
- Publication number
- CN106273253B CN106273253B CN201610750844.7A CN201610750844A CN106273253B CN 106273253 B CN106273253 B CN 106273253B CN 201610750844 A CN201610750844 A CN 201610750844A CN 106273253 B CN106273253 B CN 106273253B
- Authority
- CN
- China
- Prior art keywords
- spring
- bullet block
- hole
- bullet
- stroke
- 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.)
- Active
Links
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
-
- 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
Landscapes
- 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 mold, block assembly of being hit by a bullet include：Bullet block is provided with through-hole on bullet block, and the both ends of through-hole are respectively arranged with counterbore；Stroke screw is arranged in the through-hole of bullet block, and passes through through-hole, and the head of stroke screw is located in 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 element is located above at least two disk springs, is set on stroke screw；At least one second spring is located above support element, is set on stroke screw.Bullet block assembly provided by the invention not only can ensure that bullet block smoothly pop-up but also did not interfered with the stabilization of bullet block, and less will produce safety problem in conjunction with the characteristics of the small stroke of the big elastic force of disk spring and the big stroke of Rectangular Spring small elastic force.Meet the normal production of mold and requirement easy to maintain.
Description
Technical field
The present invention relates to injection mold fields, in particular to a kind of bullet block assembly and a kind of mold.
Background technology
In the related art, in order to make plasthetics have better intensity, the design of plasthetics generally requires to increase
Some deeper muscle positions, but very big influence is brought in these deep muscle positions to the depanning of entire product, and not paying attention to slightly will sticking to mould, drawing
In vain, it deforms.Since some muscle positions are in cover half, it has not been convenient to add needle plate ejection (increasing mould bases cost, influence mold efficiency), consider to use
Play block structure.This structure does not have to go to eject and do not take up space again again.But this structure routinely design be easy it is stuck, give
Normal production and safety bring very big hidden danger.
Therefore, how can ensure that mold block of being hit by a bullet smoothly pop-up and does not interfere with the stabilization of bullet block, less will produce safety
Problem becomes technical problem urgently to be resolved hurrily.
Invention content
At least one in order to solve the above-mentioned technical problem, of the invention first purpose proposes a kind of bullet block assembly.
A kind of another object of the present invention, it is also proposed that mold.
In view of this, embodiment according to the first aspect of the invention, the present invention proposes a kind of bullet block assembly, is used for mould
Tool, which is characterized in that including：Bullet block is provided with through-hole on bullet block, and the both ends of through-hole are respectively arranged with counterbore；Stroke screw, if
It sets in the through-hole of bullet block, and passes through through-hole, the head of stroke screw is located in 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 element is located above at least one first spring, set
It is located on stroke screw；At least one second spring is located above support element, is set on stroke screw.
Bullet block assembly provided by the invention is to use two kinds of spring assemblies, solves due to injection pressure and thermal expansion
Effect, make bullet block be compacted it is stuck and the problem of can not be successfully pop-up.It is combined with second spring by the first spring, to ensure
Bullet block smoothly pops up the stabilization for not interfering with bullet block again, less will produce safety problem.Meet normal production and the dimension of mold
Shield is convenient to be required.
In addition, the bullet block assembly in above-described embodiment provided by the invention can also have following additional technical feature：
In the above-mentioned technical solutions, it is preferable that the quantity of at least one first spring is six.
In the technical scheme, when die sinking, six the first springs apply bullet block enough power, and bullet block is made to be formed enough
The loosening that reaches of displacement, and the damage of stroke screw will not be caused because the excessive elastic force of displacement is excessive.
In the above-mentioned technical solutions, it is preferable that second spring is common Flat wire spring.
In the technical scheme, it is put down after when die sinking, bullet block loosens by the small feature of the common big elastic force of Flat wire spring stroke
Steady release, ensure that production safety.
In the above-mentioned technical solutions, it is preferable that stroke screw is stroke bolt or stroke screw.
In the technical scheme, by the way that second spring to be arranged on it, and then it ensure that the stroke route of second spring,
It will not shift, it is ensured that bullet block smoothly pops up, and can will conveniently and efficiently play block assembly and be connected with cover half, reduces
Operation difficulty.
In the above-mentioned technical solutions, it is preferable that support element is following at least one：Baffle, block, catch.
In the technical scheme, the first spring and second spring are separated by baffle, block, catch, makes the first spring
Second spring will not be squeezed when effect, after second spring loosens bullet block completely, baffle drives entire under the action of common spring
Bullet block continues to pop up, and can be achieved with the work of stable safety in this way.
In the above-mentioned technical solutions, it is preferable that the value range of the starting force of the first spring is 10AN to 20AN.
In the technical scheme, since the thermal expansion of injection molding and product extrusion pressure make bullet block tightly paste extremely in bullet block
In slot, therefore mold is in die sinking, and bullet block needs the effect of a big power that can just make it that frictional force be overcome to flick and will not be because
Elastic force is excessive to cause production dangerous.
In the above-mentioned technical solutions, it is preferable that the starting force 13AN of the first spring.
In the technical scheme, since the thermal expansion of injection molding and product extrusion pressure make bullet block tightly paste extremely in bullet block
In slot, therefore mold is in die sinking, and bullet block needs the effect of a big power that can just make it that frictional force be overcome to flick and will not be because
The excessive effect for causing production dangerous of elastic force reaches best.
In the above-mentioned technical solutions, it is preferable that the first spring is disk spring.
In the technical scheme, keep bullet block adequately loose when die sinking by the big feature of the small elastic force of disk spring stroke
It is dynamic, avoid phenomenon that can be stuck with common spring.
Another purpose according to the present invention, it is also proposed that a kind of mold includes：Dynamic model；Cover half fits shape with dynamic model
At there is die joint, it is molded for product；And the bullet block assembly as described in any of the above-described technical solution, it plays block assembly and is arranged in cover half
Interior, bullet block is in contact with dynamic model at die joint；Wherein, during die sinking, bullet block bullet under the action of disk spring and spring
It opens.It uses disk spring and common Flat wire spring to combine, solves, due to injection pressure and the effect of thermal expansion, to make bullet block quilt
Compress it is stuck and the problem of can not be successfully pop-up.It is combined with second spring by the first spring, to ensure that bullet block smoothly pops up again
The stabilization for not interfering with bullet block, less will produce safety problem.Meet the normal production of mold and requirement easy to maintain.
In the above-mentioned technical solutions, it is preferable that further include thimble, be arranged in dynamic model, for withstanding product.
In the above-mentioned technical solutions, it is preferable that the face to fit for further including bullet block and cover half is inclined-plane.
The additional aspect and advantage of the present invention will become apparent in following description section, or practice through the invention
Recognize.
Description of the drawings
Fig. 1 shows one embodiment of the present of invention bullet block assembly；
Before being molded Fig. 2 shows one embodiment of the present of invention mold；
After Fig. 3 shows the die sinking of one embodiment of the present of invention mold.
Wherein, the correspondence in Fig. 1 to Fig. 3 between reference numeral and component names is：
2 molds, 20 play block assembly, 200 bullet blocks, 202 first spring, 202,204 support element, 206 second springs, 208 strokes
Screw, 22 cover half, 24 dynamic models, 26 thimbles, 4 products, 6 die joints
Specific implementation mode
To better understand the objects, features and advantages of the present invention, below in conjunction with the accompanying drawings and specific real
Mode is applied the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
To be implemented different from other modes described here using other, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
It is described according to an embodiment of the present invention bullet block assembly 20 and mold 2 referring to Fig. 1 to Fig. 3.
As shown in Figure 1, the present invention proposes a kind of bullet block assembly 20 includes：Bullet block 200 is provided with through-hole on bullet block 200,
The both ends of through-hole are respectively arranged with counterbore；Stroke screw 208 is arranged in the through-hole of bullet block 200, and passes through through-hole, stroke spiral shell
The head of silk 208 is located in 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 element 204 is located above at least one first spring, is set on stroke screw 208；Extremely
A few second spring 206 is located at 204 top of support element, is set on stroke screw 208.
200 component 20 of bullet block provided by the invention is to use two kinds of spring assemblies, solves due to injection pressure and heat
The effect of expansion, make bullet block 200 be compacted it is stuck and the problem of can not be successfully pop-up.Pass through the first spring 202 and second spring
206 combine, and do not interfere with the stabilization of bullet block 200 to ensure that bullet block 200 smoothly pops up, less will produce safety problem.Meet
The normal production of mold 2 and requirement easy to maintain.
In one embodiment of the invention, it is preferable that the quantity of at least one first spring 202 is six.
In this embodiment, when die sinking, six the first springs 202 apply bullet block 200 enough power, make bullet block 200
It forms the loosening that enough displacements reach, and the damage of stroke screw will not be caused because the excessive elastic force of displacement is excessive.
In one embodiment of the invention, it is preferable that second spring 206 is common Flat wire spring.
In this embodiment, it the characteristics of elastic force big by common Flat wire spring stroke, after when die sinking, bullet block 200 loosens, puts down
Steady release, ensure 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 the way that second spring 206 to be arranged on it, and then it ensure that the stroke of second spring 206
Route will not shift, it is ensured that bullet block 200 smoothly pops up, and will can conveniently and efficiently play block assembly 20 and cover half 22
It is connected, reduces operation difficulty.
In one embodiment of the invention, it is preferable that support element 204 is following at least one：Baffle, block, catch.
In this embodiment, the first spring 202 is separated by baffle, block, catch with second spring 206, makes first
Spring 202 will not squeeze second spring 206 when acting on, after second spring 206 loosens bullet block 200 completely, baffle is in common spring
Under the action of, it drives entire bullet block 200 to continue to pop up, can be achieved with the work of stable safety in this way.
In one embodiment of the invention, it is preferable that the value range of the starting force of the first spring 202 be 10AN extremely
20AN。
In this embodiment, since the thermal expansion of injection molding and 4 extrusion pressure of product make bullet block 200 tightly paste extremely in bullet
In block slot, thus mold 2 die sinking when, bullet block 200 need a big power effect can just make its overcome frictional force flick and
Danger will not be produced caused by 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, since the thermal expansion of injection molding and 4 extrusion pressure of product make bullet block 200 tightly paste extremely in bullet
In block slot, thus mold 2 die sinking when, bullet block 200 need a big power effect can just make its overcome frictional force flick and
Dangerous effect will not be produced caused by elastic force is excessive reaches best.
In one embodiment of the invention, it is preferable that the first spring 202 is disk spring.
In this embodiment, bullet block 200 is made adequately to loosen when die sinking by the big feature of disk spring stroke elastic force,
Avoid phenomenon that can be stuck with common spring.
Another mesh of the present invention, as shown in Figures 2 and 3, it is also proposed that a kind of mold 2 includes：Dynamic model 24；Cover half
22, it fits with dynamic model 24 and is 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 is in contact with dynamic model 24 at die joint 6；Wherein, during die sinking, bullet block
200 flick under the action of disk spring and spring.
In one embodiment of the invention, it is preferable that further include thimble 26, be arranged in dynamic model 24, for withstanding production
Product 4.
In one embodiment of the invention, it is preferable that further include bullet block 200 and the face of cover half 22 to fit is oblique
Face.
In specific embodiment, plays block assembly 20 and be fixed on cover half 22 by stroke screw 208, in die sinking, bullet block 200
Big in butterfly spring elastic force, stroke and common spring one work down, and obtaining a bigger power makes its loosening, after again general
Logical spring force, flicks under the action of stroke is big after the stroke screw 208 that renews, and can thus protect stroke screw 208 and keep away
Exempt from stuck.
Mold provided by the invention, die sinking after mold injection is complete, the bullet block pushed down by die joint are separated with mold
It is flicked under the action of spring.Butterfly spring and common spring provide bigger power to bullet block together first so that bullet block overcomes
Frictional force is popped up and is loosened.Since the distance of butterfly spring compression is small, bullet block souththern pine is dynamic just no longer to be acted on by butterfly spring, and
It is to continue to move under common spring effect.Since butterfly spring and common spring have a baffle to separate, when butterfly spring acts on
Shi Buhui squeezes common spring, and butterfly spring flicks completely, and baffle drives entire bullet block to continue bullet under the action of common spring
Go out, since the power of common spring is not very big so that act on the power on stroke screw nor very big, mechanism entire in this way is just
It can stablize, the action of safety.After die sinking, the pop-up of bullet block unclamps product muscle position, retains it in cover half, is the follow-up dynamic of mold
It is ready.
To sum up, bullet block assembly 20 and mold 2 provided by the invention, wherein bullet block assembly 20 is using disk spring and commonly
The characteristics of Flat wire spring combines, and is set on stroke screw 208, big by disk-shaped spring elasticity, stroke and common spring are together
Under effect, obtaining a bigger power makes its loosening, after again in common spring elastic force, continue to flick under the action of stroke is big,
Can thus protect stroke screw 208 but avoid it is stuck, ensure that entire mold 2 act it is smooth, stablize.
In the present invention, term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " peace
The terms such as dress ", " connected ", " connection ", " fixation " shall be understood in a broad sense, for example, " connection " may be a fixed connection, it can also
It is to be detachably connected, or be integrally connected；" connected " can be directly connected, can also be indirectly connected through an intermediary.It is right
For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the present invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of bullet block assembly is used for mold, which is characterized in that including：
Bullet block is provided with through-hole on the bullet block, and the both ends of the through-hole are respectively arranged with counterbore；
Stroke screw is arranged in the through-hole of the bullet block, and passes through the through-hole, and the head of the stroke screw is located at
In the counterbore of described through-hole one end；
At least one first spring is set on the stroke screw, is resisted against in counterbore described in the through-hole other end；
Support element is located above at least one first spring, is set on the stroke screw；
At least one second spring is located above the support element, is set on the stroke screw.
2. bullet block assembly according to claim 1, which is characterized in that
The quantity of at least one first spring is six.
3. bullet block assembly according to claim 1, which is characterized in that
The second spring is common Flat wire spring.
4. bullet block assembly according to any one of claim 1 to 3, which is characterized in that
The stroke screw is stroke bolt or stroke screw.
5. bullet block assembly according to any one of claim 1 to 3, which is characterized in that
The support element is following at least one：Baffle, block, catch.
6. bullet block assembly according to any one of claim 1 to 3, which is characterized in that first spring is dish-shaped bullet
Spring.
7. a kind of mold, which is characterized in that including
Dynamic model；
Cover half fits with the dynamic model and is formed with die joint, is molded for product；And
Such as bullet block assembly according to any one of claims 1 to 6, the bullet block assembly is arranged in the cover half, the bullet
Block is in contact with the dynamic model at the die joint；
Wherein, during die sinking, the bullet block flicks under the action of first spring and second spring for playing block assembly.
8. mold according to claim 7, which is characterized in that further include
Thimble is arranged in the dynamic model, for withstanding the product.
9. mold according to claim 8, which is characterized in that
The face of the bullet block and the cover half to fit is inclined-plane.
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 CN106273253A (en) | 2017-01-04 |
| CN106273253B true 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) |
Families Citing this family (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 |
| CN111170621B (en) * | 2020-01-09 | 2021-05-07 | 诚瑞光学(常州)股份有限公司 | Forming die, forming equipment and processing method of glass product |
Family Cites Families (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 |
-
2016
- 2016-08-29 CN CN201610750844.7A patent/CN106273253B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106273253A (en) | 2017-01-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106273253B (en) | Play block assembly and mold | |
| JP5770537B2 (en) | Insert molding die and collar insert molding method | |
| US20080232970A1 (en) | Mold Assembly and Method for Injection Molding of an Impeller, and Impeller Formed by Said Method | |
| KR20140137326A (en) | An arrangement of a segmented retractable seal in a stator of a turbine | |
| CN206855897U (en) | A kind of injection mold and its mould emptier | |
| CN206854592U (en) | Core mold with sand ejection board | |
| CN203650851U (en) | Injection molding mold | |
| CN207931030U (en) | A kind of elastic top syringe needle | |
| CN206732121U (en) | A kind of powder metallurgy assembling die | |
| CN104626467A (en) | Small-bore collision penetrating structure for mould | |
| CN210453482U (en) | Novel insert installation device | |
| CN207710066U (en) | A kind of non-high frequency plasma cutting gun | |
| CN201990008U (en) | Combined tray | |
| CN207474274U (en) | A kind of capacitor rubber pad | |
| CN208133548U (en) | A kind of two-time ejector mechanism for plastic mould | |
| JP2003338294A5 (en) | ||
| CN206749063U (en) | A kind of gap screw mandrel group that disappears of 3D printer | |
| BR0004358A (en) | Oscillating plate compressor piston where the internal bottom surface in the hollow head section has a three-dimensional configuration of a non-symmetrical axis with respect to its central line | |
| CN203076539U (en) | Air exhaust structure of sand core mold | |
| CN209992926U (en) | Host computer machine case for internet convenient to dismantle maintenance | |
| CN204194757U (en) | A kind of gradient jogger hole preventing from push rod and core rod from killing fractureing | |
| CN211539426U (en) | Projector shell die-casting die thimble anti-breaking device | |
| CN209869293U (en) | Accurate miniature plastic shell structure of moulding plastics | |
| CN108145124A (en) | A kind of mounting structure of thin plate core | |
| CN217346270U (en) | Mould convenient to quick ejection of compact |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
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. |
|
| CP01 | Change in the name or title of a patent holder |