CN106985346A - Mould rotating core-pulling mechanism - Google Patents
Mould rotating core-pulling mechanism Download PDFInfo
- Publication number
- CN106985346A CN106985346A CN201710246906.5A CN201710246906A CN106985346A CN 106985346 A CN106985346 A CN 106985346A CN 201710246906 A CN201710246906 A CN 201710246906A CN 106985346 A CN106985346 A CN 106985346A
- Authority
- CN
- China
- Prior art keywords
- circular arc
- core
- arc
- pivoted arm
- mould
- 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
- 239000000203 mixture Substances 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 5
- 239000007787 solid Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- 239000011148 porous material Substances 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
-
- 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
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
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 mould manufacturing field, it is therefore an objective to provides a kind of mould rotating core-pulling mechanism.A kind of mould rotating core-pulling mechanism, including：Upper mould, lower mould, upper die and lower die surround the primary cavity and circular arc tubular cavity of composition；It is characterized in that, described mould rotating core-pulling mechanism also includes：One end is provided with the pivoted arm for the jointed shaft being hinged with lower mould upper end, arc-shaped rail located at lower mould upper end, the circular arc sliding block for being hinged and being slidably connected with arc-shaped rail with the pivoted arm other end, the circular arc core that rear end is connected with circular arc slip front, pivoted arm drive mechanism；Arc-shaped rail, circular arc tubular cavity and circular arc core are coaxially disposed with jointed shaft respectively.Mould rotating core-pulling mechanism is in use, the piston rod of oil cylinder is through driving sliding block, pull bar driving pivoted arm to rotate, and pivoted arm drives circular arc sliding block to be slided along arc-shaped rail, and circular arc sliding block drives circular arc core to carry out core pulling.The mould rotating core-pulling mechanism is applied to the core pulling of circular arc core.
Description
Technical field
The present invention relates to mould manufacturing field, especially a kind of mould rotating core-pulling mechanism.
Background technology
When product side, cornice has through hole groove in injection mold, during boss, and product can not be deviate from directly out of mould, it is necessary to
By forming hole, the activity of making of the forming part of groove and boss, referred to as moving core；Complete moving core extract out and reset
Mechanism is called core-pulling mechanism；Chinese Patent Application No.：CN201620254099.2 utility model discloses a kind of mould core pulling
Mechanism, including driven from drive division and the sliding block with being abutted with solid plate, in addition to located at the sliding block and the solid plate
Between drive mechanism, when mould is molded, the solid plate drives the sliding block via the drive mechanism, so that the cunning
Block has the displacement along core pulling direction.When product has circular arc pipe, mould, which has, is used for the circular arc that circular arc pore is molded
Shape core；There is the deficiency for not being suitable for circular arc core core pulling in the Mold Core-pulling Mechanism；Therefore, design a kind of suitable for circular arc core
The mould rotating core-pulling mechanism of core pulling, as urgent problem to be solved.
The content of the invention
The invention aims to overcome current Mold Core-pulling Mechanism to exist not being suitable for the core pulling of circular arc core not
There is provided a kind of mould rotating core-pulling mechanism suitable for circular arc core core pulling for foot.
The present invention concrete technical scheme be：
A kind of mould rotating core-pulling mechanism, including：Upper mould, lower mould, upper die and lower die surround the primary cavity and circular arc cast of composition
Chamber；It is characterized in that, described mould rotating core-pulling mechanism also includes：One end is provided with turn for the jointed shaft being hinged with lower mould upper end
Arm, the arc-shaped rail located at lower mould upper end, the circular arc for being hinged and being slidably connected with arc-shaped rail with the pivoted arm other end is slided
Block, the circular arc core that rear end is connected with circular arc slip front, pivoted arm drive mechanism；Arc-shaped rail, circular arc tubular cavity and circle
Arc core is coaxially disposed with jointed shaft respectively.Mould rotating core-pulling mechanism is in use, the piston rod of oil cylinder is through driving sliding block, pull bar
Pivoted arm is driven to rotate, pivoted arm drives circular arc sliding block to be slided along arc-shaped rail, circular arc sliding block drives circular arc core to be taken out
Core.The mould rotating core-pulling mechanism is applied to the core pulling of circular arc core.
Preferably, described arc-shaped rail includes：External arc track and Inner arc track；The inner side of external arc track
Provided with external chute；The outside of Inner arc track is provided with internal chute；On the outside of circular arc sliding block provided with stretch into external chute and thickness with
The outer guide pad of external chute thickness matching；It is provided with and stretches into internal chute and thickness and internal chute thickness matching on the inside of circular arc sliding block
Interior guide pad.Make core pulling steady.
Preferably, described pivoted arm drive mechanism includes：Two straight-line guidance blocks located at lower mould upper end, located at two
Driving sliding block between straight-line guidance block, the pull bar that rear end is hinged with driving sliding block, the oil cylinder being connected with lower mould, pushing block and drawing
Pin；The piston rod of oil cylinder is with driving the rear end of sliding block to be connected；Pull bar front end is provided with width and pivoted arm thickness matching and is enclosed on pivoted arm
Outer translot；Pushing block is located between pivoted arm side and translot bottom surface and is hinged with pull bar；Draw pin block pivoted arm opposite side and with drawing
Bar is hinged；The distance between width and opposite face of two straight-line guidance blocks of sliding block is driven to match.Pivoted arm drive mechanism is with oil
Cylinder is power, and pivoted arm is located in the translot being provided with, and draws pin to pull pivoted arm to rotate and draw pin to be slided along the length direction of pivoted arm, will
The linear motion of driving sliding block is changed into the rotation of pivoted arm, and pushing block is hinged with pull bar, and when pushing block promotes pivoted arm reset, pushing block is touched
Pivoted arm side and can along pivoted arm length direction slide, it is simple and practical.
Preferably, the material of described circular arc core is marmem.Marmem has shape memory
Effect；When mould rotating core-pulling mechanism has foozle, there is hyperelastic critical nature using marmem, lead to
When crossing the circular arc core that marmem is made and deforming the smooth demoulding, or die cavity for non-standard arc tube, beneficial to by circular arc
Off-gauge circular arc core is also made in core, during demoulding core pulling, has hyperelastic critical nature using marmem, realizes
Forced stripper mechanism；Circular arc core resiles after the completion of the demoulding.
Compared with prior art, the beneficial effects of the invention are as follows：The mould rotating core-pulling mechanism is applied to circular arc core
Core pulling.Arc-shaped rail includes outer in external chute provided with stretching on the outside of external arc track and Inner arc track, circular arc sliding block
Guide pad, provided with the interior guide pad stretched into internal chute on the inside of circular arc sliding block, core pulling is steady and circular arc sliding block is along circular arc
Track slides smooth.Pivoted arm drive mechanism is using oil cylinder as power, and pivoted arm is located in the translot that is provided with, draw pin pull pivoted arm rotate and
Draw pin to be slided along the length direction of pivoted arm, the linear motion for driving sliding block is changed into the rotation of pivoted arm, pushing block is cut with scissors with pull bar
Connect, when pushing block promotes pivoted arm reset, pushing block touch pivoted arm side and can slided along the length direction of pivoted arm, simple and practical.
Marmem has SME；When mould rotating core-pulling mechanism has foozle, closed using shape memory
Gold utensil has hyperelastic critical nature, and the circular arc core being made up of marmem deforms the smooth demoulding, or die cavity is non-
During standard arc tube, off-gauge circular arc core is also made beneficial to by circular arc core, during demoulding core pulling, marmem is utilized
With hyperelastic critical nature, forced stripper mechanism is realized；Circular arc core resiles after the completion of the demoulding.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present invention.
In figure：Upper mould 1, lower mould 2, primary cavity 3, circular arc tubular cavity 4, jointed shaft 5, pivoted arm 6, arc-shaped rail 7, circular arc
Sliding block 8, circular arc core 9, external arc track 10, Inner arc track 11, external chute 12, internal chute 13, outer guide pad 14, interior guiding
Block 15, straight-line guidance block 16, driving sliding block 17, pull bar 18, oil cylinder 19, pushing block 20, drawing pin 21, translot 22.
Embodiment
It is shown below in conjunction with the accompanying drawings that the present invention is described further.
As shown in Figure 1：A kind of mould rotating core-pulling mechanism, including：Upper mould 1, lower mould 2, upper mould 1 and lower mould is 2-in-1 encloses structure
Into primary cavity 3 and circular arc tubular cavity 4, one end be provided with pass through bearing hinge connection with the lower upper end of mould 2 jointed shaft 5 pivoted arm 6, be located at
The arc-shaped rail 7 of the lower upper end of mould 2, the circular arc sliding block 8 for being hinged and being slidably connected with arc-shaped rail 7 with the other end of pivoted arm 6,
Rear end and the circular arc core 9 of the front end mode connects for screw of circular arc sliding block 8, pivoted arm drive mechanism；Arc-shaped rail 7, circular arc tubular cavity 4
It is coaxially disposed respectively with jointed shaft 5 with circular arc core 9；During mold-closing injection, circular arc core 9 is located in circular arc tubular cavity 4.
In the present embodiment, described arc-shaped rail 7 includes：External arc track 10 and Inner arc track 11；External arc rail
The inner side in road 10 is provided with external chute 12；The outside of Inner arc track 11 is provided with internal chute 13；The outside of circular arc sliding block 8, which is provided with, to be stretched into
In external chute 12 and outer guide pad 14 that thickness and the thickness gap of external chute 12 coordinate；The inner side of circular arc sliding block 8 is provided with stretching into
In chute 13 and interior guide pad 15 that thickness and the thickness gap of internal chute 13 coordinate.
Described pivoted arm drive mechanism includes：Two straight-line guidance blocks 16 located at the lower upper end of mould 2, lead located at two straight lines
To the driving sliding block 17 between block 16, the pull bar 18 that rear end is hinged with driving sliding block 17, the oil cylinder 19 with the lower mode connects for screw of mould 2,
Pushing block 20 and drawing pin 21；The piston rod of oil cylinder 19 is with driving the rear end of sliding block 17 to be threadedly coupled；The front end of pull bar 18 provided with width with
The translot 22 that the thickness gap of pivoted arm 6 coordinates and is enclosed on outside pivoted arm 6；Pushing block 20 be located between the side of pivoted arm 6 and the bottom surface of translot 22 and
It is hinged with pull bar 18；Pin 21 is drawn to block the opposite side of pivoted arm 6 and be hinged with pull bar 18；The width of driving sliding block 17 is led with two straight lines
The distance between opposite face to block 16 gap coordinates.
The material of described circular arc core 9 is marmem.
Mould rotating core-pulling mechanism is in use, the piston rod of oil cylinder 19 is through driving sliding block 17, pull bar 18 to drive 6 turns of pivoted arm
Dynamic, pivoted arm 6 drives circular arc sliding block 8 to be slided along arc-shaped rail 7, and circular arc sliding block 8 drives circular arc core 9 to carry out core pulling.
The beneficial effects of the invention are as follows：The mould rotating core-pulling mechanism is applied to the core pulling of circular arc core.Arc-shaped rail
Including external arc track and Inner arc track, provided with the outer guide pad stretched into external chute on the outside of circular arc sliding block, circular arc is slided
Provided with the interior guide pad stretched into internal chute on the inside of block, core pulling is steady and circular arc sliding block is smooth along arc-shaped rail slip.Turn
Arm drive mechanism is using oil cylinder as power, and pivoted arm is located in the translot being provided with, and draws pin to pull pivoted arm to rotate and draw pin can be along pivoted arm
Length direction is slided, and the linear motion for driving sliding block is changed into the rotation of pivoted arm, and pushing block is hinged with pull bar, and pushing block promotes pivoted arm
During reset, pushing block touch pivoted arm side and can slided along the length direction of pivoted arm, simple and practical.Marmem has
SME；When mould rotating core-pulling mechanism has foozle, have using marmem hyperelastic heavy
Property is wanted, when the circular arc core being made up of marmem deforms the smooth demoulding, or die cavity for non-standard arc tube, is beneficial to
Off-gauge circular arc core is also made in circular arc core, during demoulding core pulling, is had using marmem hyperelastic important
Property, realizes forced stripper mechanism；Circular arc core resiles after the completion of the demoulding.
The present invention can change into that various ways are apparent to one skilled in the art, and such change is not considered as
Depart from the scope of the present invention.All such technical staff to the field obviously change, and are included within this right
It is required that within the scope of.
Claims (4)
1. a kind of mould rotating core-pulling mechanism, including：Upper mould, lower mould, upper die and lower die surround the primary cavity and arc tube of composition
Die cavity；It is characterized in that, described mould rotating core-pulling mechanism also includes：One end is provided with turn for the jointed shaft being hinged with lower mould upper end
Arm, the arc-shaped rail located at lower mould upper end, the circular arc for being hinged and being slidably connected with arc-shaped rail with the pivoted arm other end is slided
Block, the circular arc core that rear end is connected with circular arc slip front, pivoted arm drive mechanism；Arc-shaped rail, circular arc tubular cavity and circle
Arc core is coaxially disposed with jointed shaft respectively.
2. mould rotating core-pulling mechanism according to claim 1, it is characterized in that：Described arc-shaped rail includes：It is cylindrical
Arc track and Inner arc track；The inner side of external arc track is provided with external chute；The outside of Inner arc track is provided with internal chute；Circular arc
On the outside of shape sliding block provided with stretch into external chute and thickness and external chute thickness matching outer guide pad；It is provided with the inside of circular arc sliding block
Stretch into internal chute and thickness and internal chute thickness matching interior guide pad.
3. mould rotating core-pulling mechanism according to claim 1 or 2, it is characterized in that：Described pivoted arm drive mechanism includes：
Two straight-line guidance blocks located at lower mould upper end, the driving sliding block between two straight-line guidance blocks, rear end and driving sliding block
The pull bar being hinged, the oil cylinder being connected with lower mould, pushing block and drawing are sold；The piston rod of oil cylinder is with driving the rear end of sliding block to be connected；Pull bar
Front end is provided with width and pivoted arm thickness matching and is enclosed on the translot outside pivoted arm；Pushing block be located between pivoted arm side and translot bottom surface and
It is hinged with pull bar；Pin is drawn to block pivoted arm opposite side and be hinged with pull bar；Drive the phase of the width and two straight-line guidance blocks of sliding block
The distance between opposite is matched.
4. mould rotating core-pulling mechanism according to claim 1 or 2, it is characterized in that：The material of described circular arc core is
Marmem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710246906.5A CN106985346A (en) | 2017-04-16 | 2017-04-16 | Mould rotating core-pulling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710246906.5A CN106985346A (en) | 2017-04-16 | 2017-04-16 | Mould rotating core-pulling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106985346A true CN106985346A (en) | 2017-07-28 |
Family
ID=59415569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710246906.5A Pending CN106985346A (en) | 2017-04-16 | 2017-04-16 | Mould rotating core-pulling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106985346A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108327177A (en) * | 2017-12-31 | 2018-07-27 | 合肥安奎思成套设备有限公司 | A kind of moulding die assembly with spherical surface |
| CN108357058A (en) * | 2017-12-31 | 2018-08-03 | 合肥安奎思成套设备有限公司 | A kind of moulding with cambered surface is from demoulding mould |
| WO2024138827A1 (en) * | 2022-12-31 | 2024-07-04 | 浙江赛豪实业有限公司 | Die core-pulling mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203125882U (en) * | 2012-12-26 | 2013-08-14 | 广东东亚电器有限公司 | Mechanical lever type precision control rotating core-pulling die |
| CN103386744A (en) * | 2013-07-18 | 2013-11-13 | 中山市利群精密实业有限公司 | Arc core-pulling structure for plastic mold |
| CN104908250A (en) * | 2015-07-10 | 2015-09-16 | 肖国华 | Shower head bend pipe core-pulling mechanism |
| CN206796402U (en) * | 2017-04-16 | 2017-12-26 | 宁波神通模塑有限公司 | Mould rotating core-pulling mechanism |
-
2017
- 2017-04-16 CN CN201710246906.5A patent/CN106985346A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203125882U (en) * | 2012-12-26 | 2013-08-14 | 广东东亚电器有限公司 | Mechanical lever type precision control rotating core-pulling die |
| CN103386744A (en) * | 2013-07-18 | 2013-11-13 | 中山市利群精密实业有限公司 | Arc core-pulling structure for plastic mold |
| CN104908250A (en) * | 2015-07-10 | 2015-09-16 | 肖国华 | Shower head bend pipe core-pulling mechanism |
| CN206796402U (en) * | 2017-04-16 | 2017-12-26 | 宁波神通模塑有限公司 | Mould rotating core-pulling mechanism |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108327177A (en) * | 2017-12-31 | 2018-07-27 | 合肥安奎思成套设备有限公司 | A kind of moulding die assembly with spherical surface |
| CN108357058A (en) * | 2017-12-31 | 2018-08-03 | 合肥安奎思成套设备有限公司 | A kind of moulding with cambered surface is from demoulding mould |
| CN108327177B (en) * | 2017-12-31 | 2021-01-08 | 繁昌县菲德通讯材料设计有限公司 | Injection molding mould assembly with spherical surface |
| CN108357058B (en) * | 2017-12-31 | 2021-01-15 | 繁昌县菲德通讯材料设计有限公司 | Injection molding is from drawing of patterns mould with cambered surface |
| WO2024138827A1 (en) * | 2022-12-31 | 2024-07-04 | 浙江赛豪实业有限公司 | Die core-pulling mechanism |
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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 | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 315408 788 Tanjialing West Road, Yuyao City, Ningbo City, Zhejiang Province Applicant after: Tong Technology Group Co.,Ltd. Address before: 315408 788 Tanjialing West Road, Yuyao City, Ningbo City, Zhejiang Province Applicant before: NINGBO SHENTONG MOULD & PLASTIC Co.,Ltd. |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 315408 No. 788 Tanjialing West Road, Lanjiang Street, Yuyao City, Ningbo City, Zhejiang Province Applicant after: SHENTONG TECHNOLOGY GROUP Co.,Ltd. Address before: 315408 788 Tanjialing West Road, Yuyao City, Ningbo City, Zhejiang Province Applicant before: NINGBO SHENTONG MOULD & PLASTIC Co.,Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170728 |