CN206796402U - Mould rotating core-pulling mechanism - Google Patents
Mould rotating core-pulling mechanism Download PDFInfo
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- CN206796402U CN206796402U CN201720396400.8U CN201720396400U CN206796402U CN 206796402 U CN206796402 U CN 206796402U CN 201720396400 U CN201720396400 U CN 201720396400U CN 206796402 U CN206796402 U CN 206796402U
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Abstract
It the utility model is related to mould manufacturing field, it is therefore an objective to provide 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, circular arc sliding block that is be hinged with the pivoted arm other end and being slidably connected with arc-shaped rail, 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 rotates through driving sliding block, pull bar driving pivoted arm, and pivoted arm drives circular arc sliding block to be slided along arc-shaped rail, and circular arc sliding block drives the progress core pulling of circular arc core.The mould rotating core-pulling mechanism is applied to the core pulling of circular arc core.
Description
Technical field
Mould manufacturing field is the utility model is related to, especially a kind of mould rotating core-pulling mechanism.
Background technology
When product side wall carries through hole groove in injection mold, during boss, product directly can not be deviate from 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 molds, 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 has the circular arc for being used for the shaping of circular arc pore
Shape core；The deficiency for not being suitable for circular arc core core pulling be present in the Mold Core-pulling Mechanism；Therefore, design one kind is applied to circular arc core
The mould rotating core-pulling mechanism of core pulling, turns into urgent problem to be solved.
The content of the invention
The purpose of this utility model is not to be suitable for circular arc core core pulling to overcome current Mold Core-pulling Mechanism to exist
Deficiency, there is provided a kind of mould rotating core-pulling mechanism suitable for circular arc core core pulling.
Concrete technical scheme of the present utility model is：
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 of composition
Tubular cavity；It is characterized in that described mould rotating core-pulling mechanism also includes：One end is provided with the jointed shaft be hinged with lower mould upper end
Pivoted arm, the arc-shaped rail located at lower mould upper end, the circular arc for being hinged with the pivoted arm other end and being slidably connected with arc-shaped rail
Sliding 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
Circular arc core is coaxially disposed with jointed shaft respectively.Mould rotating core-pulling mechanism in use, oil cylinder piston rod through drive sliding block, draw
Bar driving pivoted arm rotates, 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.
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；Be provided with the outside of circular arc sliding block stretch into external chute and thickness with
The outer guide pad of external chute thickness matching；It is provided with the inside of circular arc sliding block and stretches into internal chute and thickness and internal chute thickness matching
Interior guide pad.Make core pulling steady.
Preferably, described pivoted arm drive mechanism includes：Two straight-line guidance blocks for being located at lower mould upper end, located at two
Driving sliding block between straight-line guidance block, the rear end pull bar be 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 hinged between pivoted arm side and translot bottom surface and 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 draws 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 touch
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
Cross made of marmem circular arc core and deform the smooth demoulding, or when die cavity is non-standard arc tube, beneficial to by circular arc
Off-gauge circular arc core is also made in core, when being stripped 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 utility model are：The mould rotating core-pulling mechanism is applied to circular arc
The core pulling of core.Arc-shaped rail includes external arc track and Inner arc track, is provided with and is stretched into external chute on the outside of circular arc sliding block
Outer guide pad, be 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 circle
Arc track slides smooth.Using oil cylinder as power, pivoted arm is located in the translot being provided with pivoted arm drive mechanism, draws pin to pull pivoted arm to turn
Dynamic and drawing pin can be slided along the length direction of pivoted arm, and the linear motion that drive sliding block be changed into the rotation of pivoted arm, pushing block and drawing
Bar is hinged, and when pushing block promotes pivoted arm reset, pushing block touch pivoted arm side and can slided along the length direction of pivoted arm, reality simple in construction
With.Marmem has SME；When mould rotating core-pulling mechanism has foozle, shape memory is utilized
Alloy has hyperelastic critical nature, deforms the smooth demoulding by circular arc core made of marmem, or die cavity is
During non-standard arc tube, off-gauge circular arc core is also made beneficial to by circular arc core, when being stripped core pulling, is closed using shape memory
Gold utensil has hyperelastic critical nature, realizes forced stripper mechanism；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 utility model.
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 utility model 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 with the other end of pivoted arm 6 and being slidably connected with arc-shaped rail 7,
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 for being 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 rear end pull bar 18 be 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 be 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 be 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 drives 6 turns of pivoted arm through driving sliding block 17, pull bar 18
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 utility model are：The mould rotating core-pulling mechanism is applied to the core pulling of circular arc core.Circular arc
Track includes external arc track and Inner arc track, and the outer guide pad stretched into external chute, circular arc are provided with the outside of circular arc sliding block
The interior guide pad stretched into internal chute is provided with the inside of shape sliding block, core pulling is steady and circular arc sliding block is suitable along arc-shaped rail slip
Freely.Using oil cylinder as power, pivoted arm is located in the translot being provided with pivoted arm drive mechanism, draws pin pulling pivoted arm rotation and draws pin can edge turn
The length direction of arm 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
When pivoted arm resets, pushing block touch pivoted arm side and can slided along the length direction of pivoted arm, simple and practical.Marmem
With SME；When mould rotating core-pulling mechanism has foozle, there is super-elasticity using marmem
Critical nature, the smooth demoulding is deformed by circular arc core made of marmem, or when die cavity is non-standard arc tube,
Off-gauge circular arc core is also made beneficial to by circular arc core, when being stripped core pulling, has using marmem hyperelastic
Critical nature, realize forced stripper mechanism；Circular arc core resiles after the completion of the demoulding.
It is apparent to one skilled in the art that the utility model can change into various ways, and such change is not
Think to depart from the scope of the utility model.All such technical staff to the field obviously change, and will include
Within the scope of present claims.
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, circular arc that is be hinged with the pivoted arm other end and being slidably connected with arc-shaped rail are 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
It is provided with the outside of shape sliding block and stretches into external chute and the outer guide pad of thickness and external chute thickness matching；It is provided with the inside of circular arc sliding block
Stretch into internal chute and the interior guide pad of thickness and internal chute thickness matching.
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 for being located at lower mould upper end, the driving sliding block between two straight-line guidance blocks, rear end and driving sliding block
Be hinged pull bar, 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 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 matches.
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 |
|---|---|---|---|
| CN201720396400.8U CN206796402U (en) | 2017-04-16 | 2017-04-16 | Mould rotating core-pulling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720396400.8U CN206796402U (en) | 2017-04-16 | 2017-04-16 | Mould rotating core-pulling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206796402U true CN206796402U (en) | 2017-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720396400.8U Active CN206796402U (en) | 2017-04-16 | 2017-04-16 | Mould rotating core-pulling mechanism |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106985346A (en) * | 2017-04-16 | 2017-07-28 | 宁波神通模塑有限公司 | Mould rotating core-pulling mechanism |
| CN109177071A (en) * | 2018-08-29 | 2019-01-11 | 宁波方正汽车模具股份有限公司 | Air inlet manifold mold becomes rail core-pulling mechanism |
| CN109607139A (en) * | 2018-12-06 | 2019-04-12 | 深圳市长盈精密技术股份有限公司 | Automatic turning mechanism |
-
2017
- 2017-04-16 CN CN201720396400.8U patent/CN206796402U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106985346A (en) * | 2017-04-16 | 2017-07-28 | 宁波神通模塑有限公司 | Mould rotating core-pulling mechanism |
| CN109177071A (en) * | 2018-08-29 | 2019-01-11 | 宁波方正汽车模具股份有限公司 | Air inlet manifold mold becomes rail core-pulling mechanism |
| CN109607139A (en) * | 2018-12-06 | 2019-04-12 | 深圳市长盈精密技术股份有限公司 | Automatic turning mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 315408 No. 788 Tanjialing West Road, Lanjiang Street, Yuyao City, Ningbo City, Zhejiang Province Patentee after: Shentong Science and Technology Group Co., Ltd. Address before: 315408 788 Tanjialing West Road, Yuyao City, Ningbo City, Zhejiang Province Patentee before: Ningbo Shentong Mould & Plastic Co., Ltd. |