CN109049529A - A kind of rocking bar ejecting mechanism injection mold - Google Patents
A kind of rocking bar ejecting mechanism injection mold Download PDFInfo
- Publication number
- CN109049529A CN109049529A CN201810933035.9A CN201810933035A CN109049529A CN 109049529 A CN109049529 A CN 109049529A CN 201810933035 A CN201810933035 A CN 201810933035A CN 109049529 A CN109049529 A CN 109049529A
- Authority
- CN
- China
- Prior art keywords
- mold
- rocking bar
- plate
- oblique top
- top head
- 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
-
- 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
Abstract
The present invention provides a kind of rocking bar ejecting mechanism injection molds, including rocking bar ejection assembly, ejecting mechanism component, die carrier structure component, molding assembly, side core-pulling component；Mold carries out plastic using a kind of new-type post rod mechanism to eject complete demoulding, and mechanism assembly includes guiding forming blocks, oblique top head, rocking bar, rocking bar core；Rocking bar post rod mechanism solves straight oblique top in mold assembly and ejection movement with other structures part interference problem, can guarantee that ejecting mechanism component with moving template or other component interferences, does not guarantee that oblique top head side core-pulling ejects effect；Mold mould frame mechanism component solves the carrying and installation of mechanism member, can guarantee that mechanism smoothly acts and the smooth molding of plastic；The problem of compared to the prior art in mold using straight angle ejector rod ejection occupied space, its advantage is that setting the smooth ejection for guaranteeing oblique top head in the small space under space in mould structure, realize the smooth injection molding of plastic.
Description
Technical field
The present invention relates to injection mold mechanism design field, specially a kind of rocking bar ejecting mechanism injection mold.
Background technique
When plastic type core side has back-off, when being ejected using the long mandril of straight rod type, since type core mold insert and moving template are set
The limitation in space is counted, straight jogger hole cannot open up too big on moving template, occupy more mould structure space, or straight mandril and zero
Part interference, thus need to design it is a kind of not only can guarantee ejection stroke, but also be able to satisfy the pitched roof mechanism of side core-pulling stroke and corresponding
Mould structure.
Summary of the invention
Technical problem to be solved by the present invention lies in a kind of rocking bar ejecting mechanism injection mold is provided, design rationally, is tied
Structure is compact, the operation is stable, securely and reliably, easy-to-use；In order to solve the above-mentioned prior art problems, the present invention uses such as lower section
Case: a kind of rocking bar ejecting mechanism injection mold, including guiding forming blocks, oblique top head, rocking bar, rocking bar core, reset spring, reset
Bar, stripper plate pull rod, upper mold mold insert, type core circle mold insert, type core mold insert, panel, stripper plate, cope plate, nylon buckles, lower template,
Support block, thimble cover board, thimble push plate, bottom plate, oblique top, support column, side slide, sliding block spring, spring pull rod, locating ring, cast gate
Bushing, bearing type die set guide pin, stripper plate guide sleeve, cope plate guide sleeve, cope plate pair guide sleeve, teaches column, solid plate pull rod at sprue puller.
Preferably, in the mold, rocking bar ejection assembly includes guiding forming blocks, oblique top head, rocking bar, rocking bar core；Guiding
Forming blocks are fastened on type core mold insert by screw, and side is provided with dovetail groove, are slided by dovetail groove and oblique top head
Cooperation, oblique top head are used for the molding and demoulding of plastic inner wall back-off, and oblique top head lower end is provided with spherical seat slot to install rocking bar
Upper end ballhead, rocking bar lower end ballhead are installed in the spherical seat slot of rocking bar core, and rocking bar core is fastened on top by screw
In needle push plate, for pushing rocking bar, to push dovetail groove ejection of the oblique top head in guiding forming blocks.
Preferably, in the mold, ejecting mechanism component includes reset spring, release link, oblique top, support column；Reset bullet
Spring, release link retract for thimble cover board, thimble push plate to be resetted；Oblique top is used for the demoulding of plastic side back-off；Support column is used for
The strength support of lower template.
Preferably, in the mold, die carrier structure component includes stripper plate pull rod, panel, stripper plate, cope plate, nylon
Button, lower template, support block, thimble cover board, thimble push plate, bottom plate, locating ring, gate bush, sprue puller, bearing type die set guide pin, stripper plate
Guide sleeve, cope plate pair guide sleeve, teaches column, solid plate pull rod at cope plate guide sleeve；Stripper plate pull rod, panel, stripper plate, cope plate
Constitute the cover half part of mold；Lower template, support block, thimble cover board, thimble push plate, bottom plate constitute the dynamic model part of mold；Positioning
Circle, gate bush, sprue puller constitute running gate system component parts；Bearing type die set guide pin, stripper plate guide sleeve, cope plate guide sleeve are used for cover half mould
The motion guide of plate；Cope plate pair guide sleeve teaches column for cope plate, the closed reduction motion guide of lower template；Nylon buckles are used
It is temporarily closed and sucks in cope plate, lower template；Solid plate pull rod；Parting spacing of the stripper plate pull rod for stripper plate, cope plate
Control.
Preferably, in the mold, molding assembly include guiding forming blocks, oblique top head, upper mold mold insert, type core circle mold insert,
Type core mold insert；Be oriented to forming blocks, oblique top head, upper mold mold insert constitute mold cavity forming part, guiding forming blocks by screw fastening with it is upper
The assembling of mould mold insert；Oblique top head and forming blocks are slidably matched assembling by dovetail groove, the molding and demoulding being buckled to for side wall；Type core
Circle mold insert mosaic is installed on type core mold insert and constitutes core moulding part.
Preferably, in the mold, side core-pulling component includes side slide, sliding block spring, spring pull rod, and component is used for plastic
The molding and demoulding of lateral orifices.
In the present invention: the technical issues of rocking bar post rod mechanism solves is: straight oblique top in mold assembly and ejection movement with
Other structures part interference problem, the beneficial effect reached is: can guarantee ejecting mechanism component not with moving template or other structures
Part interference guarantees that oblique top head side core-pulling ejects effect.
In the present invention: the technical issues of mould frame mechanism component solves is: the carrying and installation of mechanism member, the beneficial effect reached
Fruit is: can guarantee that mechanism smoothly acts and the smooth molding of plastic.
The problem of present invention is whole, ejects occupied space using straight angle ejector rod in mold compared to the prior art is beneficial
Effect is: setting the smooth ejection for guaranteeing oblique top head in the small space under space in mould structure, realizes the smooth note of plastic
It is moulded into type.
Detailed description of the invention
Fig. 1 die structure dwg I；
Fig. 2 rocking bar pitched roof mechanism；
Fig. 3 die structure dwg II；
Fig. 4 dynamic model top view；
Fig. 5 cover half bottom view.
Specific embodiment
Fig. 1-5 show related description figure of the present invention；Specific embodiment is as shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5 institute
Show, a kind of rocking bar ejecting mechanism injection mold, including guiding forming blocks 1, oblique top head 2, rocking bar 3, rocking bar core 4, reset spring 5,
Release link 6, stripper plate pull rod 7, upper mold mold insert 8, type core circle mold insert 9, type core mold insert 10, panel 11, stripper plate 12, cope plate
13, nylon buckles 14, lower template 15, support block 16, thimble cover board 17, thimble push plate 18, bottom plate 19, oblique top 20, support column 21, sideslip
Block 22, sliding block spring 23, spring pull rod 24, locating ring 25, gate bush 26, sprue puller 27, bearing type die set guide pin 28, stripper plate guide sleeve
29, cope plate guide sleeve 30, cope plate pair guide sleeve 31, guidance column 32, solid plate pull rod 33.
In the mold, rocking bar ejection assembly includes guiding forming blocks 1, oblique top head 2, rocking bar 3, rocking bar core 4；Guiding molding
Block 1 is fastened on type core mold insert 10 by screw, and side is provided with dovetail groove, is slided by dovetail groove and oblique top head 2
Cooperation, oblique top head 2 are used for the molding and demoulding of plastic inner wall back-off, and 2 lower end of oblique top head is provided with spherical seat slot to install rocking bar 3
Upper end ballhead, 3 lower end ballhead of rocking bar is installed in the spherical seat slot of rocking bar core 4, and rocking bar core 4 passes through screw fastening installation
In on thimble push plate 18, for pushing rocking bar 3, to push dovetail groove ejection of the oblique top head 2 in guiding forming blocks 1.
In the mold, ejecting mechanism component includes reset spring 5, release link 6, oblique top 20, support column 21；Reset spring
5, release link 6 retracts for thimble cover board 17, thimble push plate 18 and resets；Oblique top 20 is used for the demoulding of plastic side back-off；Support
Column 21 is used for the strength support of lower template 15.The length of sprue puller is 20-81cm.
In the mold, die carrier structure component includes stripper plate pull rod 7, panel 11, stripper plate 12, cope plate 13, nylon
Detain 14, lower template 15, support block 16, thimble cover board 17, thimble push plate 18, bottom plate 19, locating ring 25, gate bush 26, sprue puller
27, bearing type die set guide pin 28, stripper plate guide sleeve 29, cope plate guide sleeve 30, cope plate pair guide sleeve 31, guidance column 32, solid plate pull rod 33；
Stripper plate pull rod 7, panel 11, stripper plate 12, cope plate 13 constitute the cover half part of mold；Lower template 15, support block 16, thimble lid
Plate 17, thimble push plate 18, bottom plate 19 constitute the dynamic model part of mold；, locating ring 25, gate bush 26, sprue puller 27 composition pour
Injection system component parts；Bearing type die set guide pin 28, stripper plate guide sleeve 29, cope plate guide sleeve 30 are used for the motion guide of cover half template；Upper mold
Plate pair guide sleeve 31 teaches column 32 for cope plate 13, the closed reduction motion guide of lower template 15；Nylon buckles 14 are used for cope plate
13, temporarily closure sucks lower template 15；Solid plate pull rod 33；Parting of the stripper plate pull rod 7 for stripper plate 12, cope plate 13 is fixed
Away from control.
In the mold, molding assembly includes guiding forming blocks 1, oblique top head 2, upper mold mold insert 8, type core circle mold insert 9, type core
Mold insert 10；Be oriented to forming blocks 1, oblique top head 2, upper mold mold insert 8 constitute mold cavity forming part, guiding forming blocks 1 by screw fasten and
Upper mold mold insert 8 assembles；Oblique top head 2 and forming blocks 1 are slidably matched assembling by dovetail groove, the molding for side wall back-off with take off
Mould；Circle 9 mosaic of mold insert of type core is installed on type core mold insert 10 and constitutes core moulding part.
In the mold, side core-pulling component includes side slide 22, sliding block spring 23, spring pull rod 24, and component is used for plastic
The molding and demoulding of lateral orifices.
In actual work, the course of work (application method) of mechanism is divided into following steps:
Mold is opened altogether in three times, and the die joint of opening is followed successively by P1 → P2 → P3.
1) mold closure injection molding, injection molding machine are injected molten plastic in runner by its gun barrel, pass through spot pouring mouth runner pair
Die cavity is molded, and injection molding finishes, and prepares die sinking.
2) P1 is opened under the pulling of injection molding machine dynamic model, and mold dynamic model part retreats, and mold is beaten at P1 die joint first
It opens, when opening, under the pulling of sprue puller, runner waste material is separated with the product in die cavity.
3) P2 open mold dynamic model continue to retreat, mold will be opened at P2 die joint, after opening, stripper plate 12 will stay in
Runner waste material thereon scrapes, and realizes the automatic demoulding of runner waste material.
4) P3 opens mold dynamic model and continues to retreat, and mold will be opened at P3 die joint, under the driving of sliding block spring 23,
Side slide 22 skids off downwards, completes the demoulding of product side side opening feature.
5) it ejects, dynamic model continues to retreat, and under the pushing of injection molding machine mandril, thimble push plate 18 pushes rocking bar 3 to push oblique top
The first 2 oblique ejections of dovetail groove opened up in guiding forming blocks 1, the also synchronous ejection of oblique top 20, by plastic from type core mold insert 10
It is completely out.
6) it resets, reseting procedure is opposite with die sinking process action.
Specific embodiment described herein is only an example for the spirit of the invention, the neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (2)
1. a kind of rocking bar ejecting mechanism injection mold, including guiding forming blocks (1), oblique top head (2), rocking bar (3), rocking bar core (4),
Reset spring (5), release link (6), stripper plate pull rod (7), upper mold mold insert (8), type core circle mold insert (9), type core mold insert (10), face
Plate (11), stripper plate (12), cope plate (13), nylon buckles (14), lower template (15), support block (16), thimble cover board (17), thimble
Push plate (18), oblique top (20), support column (21), side slide (22), sliding block spring (23), spring pull rod (24), is determined bottom plate (19)
Position circle (25), gate bush (26), sprue puller (27), bearing type die set guide pin (28), stripper plate guide sleeve (29), cope plate guide sleeve (30),
Cope plate pair guide sleeve (31) teaches column (32), solid plate pull rod (33)；In the mold, rocking bar ejection assembly includes being directed to
Type block (1), oblique top head (2), rocking bar (3), rocking bar core (4)；It is oriented to forming blocks (1) and type core mold insert is fastened on by screw
(10) on, side is provided with dovetail groove, is slidably matched by dovetail groove and oblique top head (2), and oblique top head (2) is used for plastic inner wall
The molding and demoulding of back-off, oblique top head (2) lower end are provided with spherical seat slot to install the upper end ballhead of rocking bar (3), rocking bar (3)
Lower end ballhead is installed in the spherical seat slot of rocking bar core (4), and rocking bar core (4) is fastened on thimble push plate (18) by screw
On, for pushing rocking bar (3), to push the dovetail groove ejection of oblique top head (2) in guiding forming blocks (1)；In the mold,
Ejecting mechanism component includes reset spring (5), release link (6), oblique top (20), support column (21)；Reset spring (5), release link
(6) it retracts and resets for thimble cover board (17), thimble push plate (18)；Oblique top (20) is used for the demoulding of plastic side back-off；Support
Column (21) is used for the strength support of lower template (15)；In the mold, die carrier structure component includes stripper plate pull rod (7), panel
(11), stripper plate (12), cope plate (13), nylon buckles (14), lower template (15), support block (16), thimble cover board (17), thimble push away
Plate (18), bottom plate (19), locating ring (25), gate bush (26), sprue puller (27), bearing type die set guide pin (28), stripper plate guide sleeve
(29), cope plate guide sleeve (30), cope plate pair guide sleeve (31), guidance column (32), solid plate pull rod (33)；Stripper plate pull rod (7),
Panel (11), stripper plate (12), cope plate (13) constitute the cover half part of mold；Lower template (15), support block (16), thimble cover board
(17), thimble push plate (18), bottom plate (19) constitute the dynamic model part of mold；, locating ring (25), gate bush (26), sprue puller
(27) running gate system component parts is constituted；Bearing type die set guide pin (28), stripper plate guide sleeve (29), cope plate guide sleeve (30) are used for cover half template
Motion guide；Cope plate pair guide sleeve (31) teaches column (32) for cope plate (13), the closed reduction movement of lower template (15)
Guiding；For cope plate (13), lower template (15), temporarily closure sucks nylon buckles (14)；Solid plate pull rod (33)；Stripper plate is drawn
Bar (7) is for stripper plate (12), the parting spacing control of cope plate (13)；In the mold, molding assembly includes guiding molding
Block (1), oblique top head (2), upper mold mold insert (8), type core circle mold insert (9), type core mold insert (10)；It is oriented to forming blocks (1), oblique top head
(2), upper mold mold insert (8) constitutes mold cavity forming part, and guiding forming blocks (1) is assembled by screw fastening with upper mold mold insert (8)；Oblique top
Head (2) and forming blocks (1) are slidably matched assembling by dovetail groove, the molding and demoulding being buckled to for side wall；Type core circle mold insert (9)
Mosaic is installed on type core mold insert (10) and constitutes core moulding part；In the mold, side core-pulling component includes side slide (22), sliding block
Spring (23), spring pull rod (24), component are used for the molding and demoulding of plastic lateral orifices.
2. a kind of application method of rocking bar ejecting mechanism injection mold as described in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810933035.9A CN109049529A (en) | 2018-08-16 | 2018-08-16 | A kind of rocking bar ejecting mechanism injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810933035.9A CN109049529A (en) | 2018-08-16 | 2018-08-16 | A kind of rocking bar ejecting mechanism injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109049529A true CN109049529A (en) | 2018-12-21 |
Family
ID=64686958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810933035.9A Pending CN109049529A (en) | 2018-08-16 | 2018-08-16 | A kind of rocking bar ejecting mechanism injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109049529A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113290787A (en) * | 2021-05-20 | 2021-08-24 | 浙江工商职业技术学院 | Cosmetic box cover forming die |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2863429Y (en) * | 2006-01-05 | 2007-01-31 | 汉达精密电子(昆山)有限公司 | Die inclined pin pull-out structure |
-
2018
- 2018-08-16 CN CN201810933035.9A patent/CN109049529A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2863429Y (en) * | 2006-01-05 | 2007-01-31 | 汉达精密电子(昆山)有限公司 | Die inclined pin pull-out structure |
Non-Patent Citations (1)
| Title |
|---|
| 曹阳根等: "《现代注塑模设计图例精解40讲》", 30 June 2009, 化学工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113290787A (en) * | 2021-05-20 | 2021-08-24 | 浙江工商职业技术学院 | Cosmetic box cover forming die |
| CN113290787B (en) * | 2021-05-20 | 2022-12-16 | 宁波劲超模塑有限公司 | Cosmetic box cover forming die |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20181221 |