CN108247962A - A kind of injection mold hales core-pulling demolding device - Google Patents
A kind of injection mold hales core-pulling demolding device Download PDFInfo
- Publication number
- CN108247962A CN108247962A CN201810159241.9A CN201810159241A CN108247962A CN 108247962 A CN108247962 A CN 108247962A CN 201810159241 A CN201810159241 A CN 201810159241A CN 108247962 A CN108247962 A CN 108247962A
- Authority
- CN
- China
- Prior art keywords
- sliding block
- core
- spring
- hales
- pull rod
- 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
-
- 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
-
- 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
- B29C45/44—Removing or ejecting moulded articles for undercut articles
- B29C45/4435—Removing or ejecting moulded articles for undercut articles using inclined, tiltable or flexible undercut forming elements driven by the ejector means
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds, Cores, Or Mandrels (AREA)
Abstract
The invention discloses a kind of injection molds to hale core-pulling demolding device, including haling sliding block, guide rail, spring, limited block and the pull rod that lags.What the present invention used hales sliding block at the lower sides of core, sliding block slip is haled to be fastened on guide rail, limited block is located at the right for haling sliding block, limited block is fixed at dynamic model support plate, spring, which is located at, to be haled between sliding block and limited block, the pull rod that lags is slidably disposed in the slow kerve of transverse slider setting, and the left end for the pull rod that lags is fixedly connected with haling sliding block；During work, transverse slider is detached with product, spring makes to hale sliding block holding original position, when the left end of slow kerve touches the eave tile, transverse slider drive hales sliding block and the lower edge of product is pulled to open to the right, the convex of product is forced to be buckled to the technical solution detached with the inner cavity of core, makes to be equipped with the back-off of symmetrical convex, the outer recessed demoulding of channel-shaped product being buckled to and inside groove is narrow, has achieved the purpose that mitigate working strength, improved efficiency, eliminate safe hidden trouble.
Description
Technical field
The present invention relates to a kind of stripper apparatus of injection mold, in particular to for injection mold, for a channel-shaped product left side
A kind of injection mold that the convex back-off of right two sides hale core_pulling demoulding hales core-pulling demolding device.
Background technology
Injection-molded item, hereinafter referred to as product；Injection mold, hereinafter referred to as mold；
There is a kind of product of channel-shaped in automobile injection-molded item, refering to Fig. 5 and Fig. 6, in symmetrical two sides of channel-shaped product,
The back-off structure of symmetrical outer recessed convex is respectively equipped with, since the inside groove of product channel-shaped is excessively narrow, is caused in mold without foot
Enough spaces make the inclined-tip core mechanism of the convex back-off demoulding for left and right sides inner face, and are difficult to that oil cylinder is set to be taken out again
Core demoulds, for this purpose, the prior art is used in article removal, by manually by tool, force by the left and right sides of product to
It pulls open outside, the pushing tow of mandril is coordinated to realize article removal；So demoulding, great work intensity, efficiency is low, and artificial participation demoulding exists
Security risk, therefore, the prior art is there are great work intensity, efficiency is low, unsafe problems and shortcomings.
Invention content
Existing problems and shortcomings for the above-mentioned prior art, the present invention is using by haling sliding block, guide rail, spring, limiting
The device of block and the pull rod composition that lags hales sliding block at the lower sides of core, hales sliding block slip and is fastened on guide rail,
Guide rail is fixedly connected in left-right direction with core, and limited block is located at the right for haling sliding block, and limited block is fixed on dynamic model support plate
Above, spring is located at and hales between sliding block and limited block, and the pull rod that lags is slidably disposed in the slow kerve that transverse slider is provided below,
The left end of pull rod of lagging is fixedly connected with haling sliding block；
During work, mold die sinking, dynamic model is detached with cover half, and inclined guide pillar pushes transverse slider to be detached with product to the right, laterally
The evagination core of sliding block is detached with the outer recessed back-off of product, and at the same time, spring forces are haled sliding block and are held in place, and lag pull rod
Eave tile slided in the slow kerve, when the left end of slow kerve touches the eave tile, transverse slider through lag pull rod drive
It hales sliding block to move right with transverse slider along guide rail, using the elasticity of product, hales sliding block and force to pull under product inner face
Edge opens to the right, force product convex be buckled to detached with the inner cavity of core to the right, later, from mold mandril by product to
Upper ejection is detached from the technical solution of core, provides a kind of injection mold and hales core-pulling demolding device, it is intended to by haling pumping automatically
Core makes to be equipped with the demoulding for the channel-shaped product that symmetrical convex is buckled to, outer recessed back-off structure and inside groove are narrow, it is strong to reach mitigation work
Degree, the purpose for improving efficiency, eliminating safe hidden trouble.
The object of the present invention is achieved like this：A kind of injection mold hales core-pulling demolding device, including haling sliding block, leading
Rail, spring, limited block and the pull rod that lags, wherein：Described hales blocky steel components of the sliding block for main view in L-shaped, hales
The upward convex vertical left end of sliding block is known as pulling plate, hales the lower part of sliding block level to the right and is known as slide plate；The lower part of the pulling plate is equipped with
The internal thread through hole of left and right directions；It is known as sliding slot equipped with left and right directions, cross section straight slot in T shape below the slide plate,
The right end of slide plate is equipped with cylindrical blind hole and is known as spring eye；
The guide rail is cross section is in T shape, the block-like steel components of strip；
The spring is cylindroid helical-coil compression spring；
The limited block is the steel components of rectangular block shape；
The pull rod that lags is cylinder step steel components, and the left end for the pull rod that lags is equipped with external screw thread, and lag pull rod
Right end be equipped with cylinder step flange be known as eave tile；
Sliding block is haled at the lower sides of core, the right side of the pulling plate is concordant with the right side of core；Guide rail
It is fixedly connected in left-right direction with core, hales sliding block and be fastened and connected through the sliding slot and guide rail slip；Limited block, which is located at, to be haled
It the right of sliding block and is fixed on above dynamic model support plate；Spring, which is located at, to be haled between sliding block and limited block, and the left part of spring is located at
In the spring eye, the right end of spring is contacted with the left side of limited block；The pull rod that lags is slidably disposed in what transverse slider was provided below
In slow kerve, the left end for the pull rod that lags is fixedly connected through the internal thread through hole with haling sliding block, initial state, the eave tile position
In interior the right of slow kerve.
Working principle and beneficial effect
During work, mold die sinking, dynamic model is detached with cover half, and inclined guide pillar pushes transverse slider to be detached with product to the right, laterally
The evagination core of sliding block is detached with the outer recessed back-off of product, and at the same time, the spring forces are haled sliding block and are held in place, and lag
The eave tile of pull rod slides in the slow kerve, and when the left end of slow kerve touches the eave tile, transverse slider is through the pull rod that lags
Drive hales sliding block and moves right along guide rail, and using the elasticity of product, the right side for haling the pulling plate of sliding block forces to pull
The lower edge of product inner face opens to the right, and the convex of product is forced to be buckled to and is detached with the inner cavity of core to the right, later, by mold
Product is ejected disengaging core by mandril upwards.
The present apparatus is simple in structure, reliable operation, and using die sinking, core pulling is haled automatically by haling sliding block, makes to be equipped with symmetrical
The demoulding for the channel-shaped product that convex is buckled to, outer recessed back-off structure and inside groove are narrow, alleviates working strength, improves efficiency, disappears
In addition to security risk.
Above-mentioned, the present invention hales cunning using the device formed by haling sliding block, guide rail, spring, limited block and the pull rod that lags
Block is haled sliding block slip and is fastened on guide rail at the lower sides of core, and guide rail is fixedly connected in left-right direction with core,
Limited block is located at the right for haling sliding block, and limited block is fixed on above dynamic model support plate, and spring, which is located at, hales sliding block and limited block
Between, the pull rod that lags is slidably disposed in the slow kerve that transverse slider is provided below, and the left end for the pull rod that lags is fixed with haling sliding block
Connection；
During work, mold die sinking, dynamic model is detached with cover half, and inclined guide pillar pushes transverse slider to be detached with product to the right, laterally
The evagination core of sliding block is detached with the outer recessed back-off of product, and at the same time, spring forces are haled sliding block and are held in place, and lag pull rod
Eave tile slided in the slow kerve, when the left end of slow kerve touches the eave tile, transverse slider through lag pull rod drive
It hales sliding block to move right with transverse slider along guide rail, using the elasticity of product, hales sliding block and force to pull under product inner face
Edge opens to the right, force product convex be buckled to detached with the inner cavity of core to the right, later, from mold mandril by product to
Upper ejection is detached from the technical solution of core, overcome the prior art there are great work intensity, efficiency is low, unsafe problem with not
Foot, a kind of injection mold provided hales core-pulling demolding device, by haling core pulling automatically, make to be equipped with the back-off of symmetrical convex,
The demoulding of outer recessed back-off structure and the narrow channel-shaped product of inside groove, has reached mitigation working strength, has improved efficiency, eliminates safety
The purpose of hidden danger.
Description of the drawings
Fig. 1 is that a kind of injection mold of the present invention is haled main view of the core-pulling demolding device on the right side of application mold in part and cutd open
Depending on structure diagram；
Fig. 2 is the extraction enlarged drawing in A portions in Fig. 1；
A kind of injection mold that Fig. 3 is the present invention hales core-pulling demolding device, is operated in the evagination core of transverse slider 012
0121 detaches the principle schematic of tense with the outer recessed back-off 032 of product 03；
A kind of injection mold that Fig. 4 is the present invention hales core-pulling demolding device, is operated in and hales the pulling plate 11 of sliding block 1 and force
Product 03 is pulled to open, the convex of product 03 is made to be buckled to the 031 principle signal for detaching tense with the inner cavity 0111 of core 011
Figure；
Fig. 5 is a kind of structure diagram of channel-shaped product 03；
Fig. 6 is the extraction enlarged drawing in B portions in Fig. 5.
Embodiment in below in conjunction with the accompanying drawings is described in further detail the present invention, but should not be construed as to the present invention's
Any restrictions.
In figure：Hale sliding block 1, pulling plate 11, slide plate 12, spring eye 13, guide rail 2, spring 3, limited block 4, the pull rod 5 that lags,
Eave tile 51, dynamic model 01, core 011, inner cavity 0111, transverse slider 012, evagination core 0121, slow kerve 0122, oblique guide hole
0123rd, dynamic model support plate 013, mandril 014, cover half 02, inclined guide pillar 021, product 03, convex back-off 031, outer recessed back-off 032.
Specific embodiment
Refering to Fig. 1~Fig. 4, a kind of injection mold of the invention hales core-pulling demolding device, including haling sliding block 1, guide rail
2nd, spring 3, limited block 4 and the pull rod 5 that lags, wherein：Described hales blocky steel components of the sliding block 1 for main view in L-shaped, by force
The upward convex vertical left end of sliding block 1 is drawn to be known as pulling plate 11, the horizontal lower part to the right of sliding block 1 is haled and is known as slide plate 12；The pulling plate 11
Lower part be equipped with left and right directions internal thread through hole；In T shape logical in left and right directions, cross section is equipped with below the slide plate 12
Slot is known as sliding slot, and the right end of slide plate 12 is equipped with cylindrical blind hole and is known as spring eye 13；
The guide rail 2 is cross section is in T shape, the block-like steel components of strip；
The spring 3 is cylindroid helical-coil compression spring；
The limited block 4 is the steel components of rectangular block shape；
The pull rod 5 that lags is cylinder step steel components, and the left end for the pull rod 5 that lags is equipped with external screw thread, and lag drawing
The flange that the right end of bar 5 is equipped with cylinder step is known as eave tile 51；
Sliding block 1 is haled at the lower sides of core 011, the right side of the pulling plate 11 and the right side of core 011
Concordantly；Guide rail 2 is fixedly connected in left-right direction with core 011, is haled sliding block 1 and is fastened and connected through the sliding slot and the slip of guide rail 2；
Limited block 4 is located at the right for haling sliding block 1 and is fixed on above dynamic model support plate 013；Spring 3, which is located at, hales sliding block 1 and limiting
Between block 4, the left part of spring 3 is located in the spring eye 13, and the right end of spring 3 is contacted with the left side of limited block 4；Lag pull rod
5 are slidably disposed in the slow kerve 0122 that transverse slider 012 is provided below, the left end of the pull rod 5 that lags through the internal thread through hole with
It hales sliding block 1 to be fixedly connected, initial state, the eave tile 51 is located at interior the right of slow kerve 0122.
Working principle and beneficial effect
During work, mold die sinking, dynamic model 01 detaches with cover half 02, the promotion of inclined guide pillar 021 transverse slider 012 to the right with product
03 separation, the evagination core 0121 of transverse slider 012 are detached with the outer recessed back-off 032 of product 03, and at the same time, the spring 3 is pressed
Compel to hale sliding block 1 and be held in place, the eave tile 51 for the pull rod 5 that lags slides in the slow kerve 0122, treats slow kerve 0122
When left end touches the eave tile 51, transverse slider 012 hales sliding block 1 through the drive of pull rod 5 that lags and moves right along guide rail 2, utilizes
The elasticity of product 03, the right side for haling the pulling plate 11 of sliding block 1 are forced that the lower edge of 03 inner face of product is pulled to open to the right, are compeled
It is buckled to the convex of product 03 031 to detach with the inner cavity of core 011 0111 to the right, later, by the mandril 014 of mold by product
03 ejects disengaging core 011 upwards.
The present apparatus is simple in structure, reliable operation, and using die sinking, core pulling is haled automatically by haling sliding block 1, makes to be equipped with symmetrical
The demoulding of convex back-off 031,032 structure of outer recessed back-off and the narrow channel-shaped product of inside groove, alleviates working strength, improves
Efficiency eliminates security risk.
Claims (1)
1. a kind of injection mold hales core-pulling demolding device, including haling sliding block (1), guide rail (2), spring (3), limited block (4)
With the pull rod that lags (5), it is characterised in that：Described hales blocky steel components of the sliding block (1) for main view in L-shaped, hales cunning
The upward convex vertical left end of block (1) is known as pulling plate (11), hales the horizontal lower part to the right of sliding block (1) and is known as slide plate (12)；The drawing
The lower part of plate (11) is equipped with the internal thread through hole of left and right directions；Left and right directions is equipped with below the slide plate (12), cross section is in T
The straight slot of font is known as sliding slot, and the right end of slide plate (12) is equipped with cylindrical blind hole and is known as spring eye (13)；
The guide rail (2) is cross section is in T shape, the block-like steel components of strip；
The spring (3) is cylindroid helical-coil compression spring；
The limited block (4) is the steel components of rectangular block shape；
The pull rod that lags (5) is cylinder step steel components, and the left end of the pull rod that lags (5) is equipped with external screw thread, and lag drawing
The flange that the right end of bar (5) is equipped with cylinder step is known as eave tile (51)；
Sliding block (1) is haled at the lower sides of core (011), the right side of the pulling plate (11) and the right side of core (011)
Side is concordant；Guide rail (2) is fixedly connected in left-right direction with core (011), hales sliding block (1) through the sliding slot and guide rail (2)
Slip is fastened and connected；Limited block (4) is positioned at the right for haling sliding block (1) and is fixed on above dynamic model support plate (013)；Spring
(3) positioned at haling between sliding block (1) and limited block (4), the left part of spring (3) is located in the spring eye (13), spring (3)
Right end is contacted with the left side of limited block (4)；The pull rod (5) that lags is slidably disposed in the slow kerve that transverse slider (012) is provided below
(0122) in, the left end of the pull rod that lags (5) is fixedly connected through the internal thread through hole with haling sliding block (1), and initial state is described
Eave tile (51) is positioned at interior the right of slow kerve (0122).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810159241.9A CN108247962A (en) | 2018-02-06 | 2018-02-06 | A kind of injection mold hales core-pulling demolding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810159241.9A CN108247962A (en) | 2018-02-06 | 2018-02-06 | A kind of injection mold hales core-pulling demolding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108247962A true CN108247962A (en) | 2018-07-06 |
Family
ID=62744382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810159241.9A Withdrawn CN108247962A (en) | 2018-02-06 | 2018-02-06 | A kind of injection mold hales core-pulling demolding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108247962A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112590120A (en) * | 2020-11-27 | 2021-04-02 | 东风汽车集团有限公司 | Mechanism and mould suitable for injection moulding product narrow space back-off drawing of patterns |
| CN112936766A (en) * | 2021-04-02 | 2021-06-11 | 重庆双玛科技有限公司 | Core-pulling mechanism beneficial to demoulding of plastic part |
| CN116494478A (en) * | 2023-06-29 | 2023-07-28 | 太仓奥林吉汽车零部件有限公司 | Pipe joint injection mold convenient to mold opening |
-
2018
- 2018-02-06 CN CN201810159241.9A patent/CN108247962A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112590120A (en) * | 2020-11-27 | 2021-04-02 | 东风汽车集团有限公司 | Mechanism and mould suitable for injection moulding product narrow space back-off drawing of patterns |
| CN112936766A (en) * | 2021-04-02 | 2021-06-11 | 重庆双玛科技有限公司 | Core-pulling mechanism beneficial to demoulding of plastic part |
| CN112936766B (en) * | 2021-04-02 | 2024-07-16 | 重庆双玛科技有限公司 | Core pulling mechanism for demolding plastic piece |
| CN116494478A (en) * | 2023-06-29 | 2023-07-28 | 太仓奥林吉汽车零部件有限公司 | Pipe joint injection mold convenient to mold opening |
| CN116494478B (en) * | 2023-06-29 | 2023-09-12 | 太仓奥林吉汽车零部件有限公司 | Pipe joint injection mold convenient to mold opening |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180706 |
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| WW01 | Invention patent application withdrawn after publication |