CN110281486A - A kind of external secondary ejecting mechanism of mold - Google Patents
A kind of external secondary ejecting mechanism of mold Download PDFInfo
- Publication number
- CN110281486A CN110281486A CN201910658683.2A CN201910658683A CN110281486A CN 110281486 A CN110281486 A CN 110281486A CN 201910658683 A CN201910658683 A CN 201910658683A CN 110281486 A CN110281486 A CN 110281486A
- Authority
- CN
- China
- Prior art keywords
- hook
- drag hook
- meson
- spring
- plate
- 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- 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
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/66—Mould opening, closing or clamping devices mechanical
-
- 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
- B29C2045/4073—Ejection devices located outside the injection moulding machine
-
- 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
- B29C2045/4084—Progressive ejection
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 a kind of external secondary ejecting mechanisms of mold, it is mounted on die holder, Ejector Retainer Plate, ejector retainner plate and the B plate of mold；It specifically includes stroke drag hook, limit drag hook, play block, spring meson；It plays block to be fixed between Ejector Retainer Plate and ejector retainner plate, spring meson is embedded in playing block, and the bottom end for the meson that bounces is additionally provided with spring；The bottom side of limit drag hook front end is fixed on die holder, rear end is equipped with the first hook portion；The bottom side of stroke drag hook rear end is fixed on B plate, is equipped with downward second hook portion at left and right sides of front end, and second hook portion is located at the front side on spring meson top, and the first hook portion is located at the rear on spring meson top across two the second hook portions.The external secondary ejecting mechanism of a kind of mold of the invention, Double-ejection is realized by the design of limit drag hook and bullet block meson, simplifies the overall structure of mold, and associated components processing, installation and replacement are more convenient, the processing cost of product is reduced, production efficiency is improved.
Description
Technical field
The present invention relates to Injection Mold Design fields, more particularly to a kind of external secondary ejecting mechanism of mold.
Background technique
Plastic parts is used in era change, technological progress, more and more places, and the structure and type of plastic cement products are also more come
Complexity, and the pushing method of product has important influence to the quality and production efficiency of plastic cement products, and it is bigger than normal to encounter size
Product when, it is necessary to the mechanism of Double-ejection, this is allowed for, mould structure complicate, need to arrange Double-ejection in mould
Position；The quantity of ejector retainner plate increases, and the height of support block increases, and in contrast the height of thimble also increases, it is meant that degree thimble
Intensity it is also more high, increased costs.The ejection stroke of mold is big.Two ejector retainner plates need the power by spring to hold, and are producing
In the process, due to the pressure that injection molding machine generates, in multiple production process, for other materials, the damage of spring fatiguability is lowered
Production efficiency,
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of external secondary ejecting mechanism of mold, by limiting drag hook
Double-ejection is realized in design with bullet block meson, simplifies the overall structure of mold, and associated components processing and replacement are convenient, reduce
The processing cost of product improves production efficiency.
The technical solution adopted by the present invention to solve the technical problems is: a kind of external secondary ejecting mechanism of mold, it pacifies
On the die holder of mold, Ejector Retainer Plate, ejector retainner plate and B plate；It specifically includes stroke drag hook, limit drag hook, play block, spring Jie
Son；The bullet block is fixed between Ejector Retainer Plate and ejector retainner plate, and spring meson is embedded in playing block, and top is exposed at bullet block
Outside, spring meson play block in can move up and down, the bottom end for the meson that bounces is additionally provided with spring；Before the limit drag hook
The bottom side at end is fixed on die holder, rear end is provided with the first downward hook portion；The bottom side of stroke drag hook rear end is fixed on B plate
It is provided with downward second hook portion at left and right sides of upper, front end, molds state, Ejector Retainer Plate, ejector retainner plate are located at front side close to die holder,
The second hook portion of stroke drag hook is located at the front side on spring meson top, limit drag hook the first hook portion pass through two the second hook portions it
Between, and it is located at the rear on spring meson top.
The rear on the top of the spring meson is provided with the first inclined-plane, front is provided with the second inclined-plane；The stroke is drawn
The first platform is provided on rear side of second hook portion of hook, front side is provided with third inclined-plane；First hook portion of the limit drag hook
Rear side is provided with the 4th inclined-plane, front side is provided with the 5th inclined-plane.
When die sinking, B strip is moved stroke drag hook and is moved backward, and the first platform of the second hook portion of stroke drag hook hooks spring and is situated between
Second inclined-plane of son drives Ejector Retainer Plate, ejector retainner plate to move backward with B plate in turn；When the first inclined-plane of spring meson and limit are drawn
When five contact of incline plane of the first hook portion of hook, spring meson is in the first platform of the second hook portion and the first hook portion of limit drag hook
The 5th inclined-plane squeezing action under move down, make the second hook portion of stroke drag hook with spring meson be kept completely separate, thimble bottom
Plate, ejector retainner plate stop movement, complete primary ejection.
The position at the rear on the stroke drag hook positioned at two the second hook portions is respectively fixed with return block；The return block
Rear side be provided with third hook portion, the second platform is provided on front side of third hook portion；The left side on the first inclined-plane of the spring meson
It is corresponding with the second platform of two return blocks that right both ends are additionally provided with third platform.
When molding, B strip is moved stroke drag hook and is moved forward, and spring meson moves down, then pops up under the action of the spring,
For card between the second hook portion and return block of stroke drag hook, the second platform of return block blocks the third platform of spring meson, into
And spring meson is driven to make Ejector Retainer Plate, thimble sheet reset by return block.
The position that the bottom surface of the stroke drag hook is located between two the second hook portions offers guide groove, for drawing for limit
Hook provides guiding.
Beneficial effects of the present invention: the external secondary ejecting mechanism of a kind of mold of the invention passes through limit drag hook and bullet block
Double-ejection is realized in the design of meson, simplifies the overall structure of mold, and associated components processing, installation and replacement are more convenient,
The processing cost of product is reduced, production efficiency is improved.
Detailed description of the invention
Fig. 1 is a kind of schematic top plan view of the external secondary ejecting mechanism of mold of embodiment；
Fig. 2 is the schematic diagram of the A-A section of Fig. 1；
Fig. 3 is the schematic diagram of the partial enlargement at the B of Fig. 2；
Fig. 4 is a kind of stroke drag hook of the external secondary ejecting mechanism of mold of embodiment, the signal for limiting drag hook, return block
Figure；
Fig. 5 is a kind of schematic diagram of the spring meson of the external secondary ejecting mechanism of mold of embodiment.
Specific embodiment
In order to deepen the understanding of the present invention, the present invention is done below in conjunction with drawings and examples and is further retouched in detail
It states, the embodiment is only for explaining the present invention, does not constitute and limits to protection scope of the present invention.
Embodiment
As shown in Figures 1 to 5, a kind of external secondary ejecting mechanism of mold is present embodiments provided, the mould of mold is mounted on
On seat 1, Ejector Retainer Plate 2, ejector retainner plate 3 and B plate 4；It specifically includes stroke drag hook 5, limit drag hook 6, play block 7, spring meson 8；
The bullet block 7 is fixed between Ejector Retainer Plate 2 and ejector retainner plate 3, and spring meson 8 is embedded in playing block 7, and top is exposed at bullet block
The outside of seat 7, spring meson 8 can move up and down in playing block 7, and the bottom end for the meson that bounces is additionally provided with spring 10；The limit
The bottom side of position 6 front end of drag hook is fixed on die holder 1, rear end is provided with the first downward hook portion 61；5 rear end of stroke drag hook
Bottom side is fixed on B plate 4, is provided with downward second hook portion 51 at left and right sides of front end, molds state, Ejector Retainer Plate 2, ejector retainner plate
3 are located at front side close to die holder 1, and the second hook portion 51 of stroke drag hook 5 is located at the front side on spring 8 top of meson, limit the of drag hook
One hook portion 61 is located at the rear on spring 8 top of meson across two the second hook portions 51；The top of the spring meson 8
The rear at end is provided with the first inclined-plane 81, front is provided with the second inclined-plane 82；The rear side of second hook portion 51 of the stroke drag hook 5
It is provided with the first platform, front side is provided with third inclined-plane；The rear side of first hook portion 61 of the limit drag hook 6 is provided with the 4th tiltedly
Face, front side are provided with the 5th inclined-plane；The position at the rear on the stroke drag hook 5 positioned at two the second hook portions 51 is respectively fixed with
Return block 9；The rear side of the return block 9 is provided with third hook portion, and the second platform is provided on front side of third hook portion；The spring
It is corresponding with the second platform of two return blocks 9 that the left and right ends on the first inclined-plane of meson 8 are additionally provided with third platform 83；The row
The position that the bottom surface of journey drag hook is located between two the second hook portions 51 offers guide groove 52, leads for providing for limit drag hook 6
To.
Present embodiments provide a kind of external secondary ejecting mechanism of mold, when die sinking, B plate 4 drives stroke drag hook 5 to move back
Dynamic, the first platform of the second hook portion 51 of stroke drag hook 5 hooks the second inclined-plane of spring meson 8 and then drives Ejector Retainer Plate 2, top
Needle plate 3 is moved backward with B plate 4；When the first inclined-plane of spring meson 8 and the 5th inclined-plane of the first hook portion 61 of limit drag hook 6 connect
When touching, spring meson 8 is made in the extruding of the first platform of the second hook portion 51 and the 5th inclined-plane of the first hook portion 61 of limit drag hook 6
It is moved down under, is kept completely separate the second hook portion 51 of stroke drag hook 5 with spring meson 8, Ejector Retainer Plate 2, ejector retainner plate 3 stop
It is mobile, complete primary ejection；Then, it is ejected by injection molding machine mandril, realizes the Double-ejection of product.
Present embodiments provide a kind of external secondary ejecting mechanism of mold, when molding, B plate 4 drives stroke drag hook 5 to Forward
Dynamic, spring meson 8 moves down, then pops up under the action of spring 10, blocks to the second hook portion 51 and return block of stroke drag hook 5
Between 9, the second platform of return block 9 blocks the third platform 83 of spring meson 8, and then drives spring meson 8 by return block 9
Reset Ejector Retainer Plate 2, ejector retainner plate 3.
A kind of external secondary ejecting mechanism of mold of the present embodiment realizes two by the design of limit drag hook and bullet block meson
Secondary ejection simplifies the overall structure of mold, and associated components processing, installation and replacement are more convenient, reduce the processing of product
Cost improves production efficiency.
Above-described embodiment should not in any way limit the present invention, all to be obtained by the way of equivalent replacement or equivalency transform
Technical solution fall within the scope of protection of the present invention.
Claims (6)
1. a kind of external secondary ejecting mechanism of mold, it is characterised in that: be mounted on die holder, Ejector Retainer Plate, ejector retainner plate and the B of mold
On plate；It specifically includes stroke drag hook, limit drag hook, play block, spring meson；The bullet block is fixed on Ejector Retainer Plate and thimble
Between plate, spring meson be embedded play block in, top be exposed at play block outside, spring meson play block in can on move down
Dynamic, the bottom end for the meson that bounces is additionally provided with spring；It is described limit drag hook front end bottom side be fixed on die holder, rear end be provided with to
Under the first hook portion；The bottom side of stroke drag hook rear end is fixed on B plate, is provided with downward second hook at left and right sides of front end
Portion molds state, and Ejector Retainer Plate, ejector retainner plate are located at front side close to die holder, and the second hook portion of stroke drag hook is located at spring meson top
The front side at end limits the first hook portion of drag hook across two the second hook portions, and is located at the rear on spring meson top.
2. the external secondary ejecting mechanism of a kind of mold according to claim 1, it is characterised in that: the top of the spring meson
The rear at end is provided with the first inclined-plane, front is provided with the second inclined-plane；It is provided on rear side of second hook portion of the stroke drag hook
First platform, front side are provided with third inclined-plane；The 4th inclined-plane is provided on rear side of first hook portion of the limit drag hook, front side is set
It is equipped with the 5th inclined-plane.
3. the external secondary ejecting mechanism of a kind of mold according to claim 2, it is characterised in that: when die sinking, B strip moves row
Journey drag hook moves backward, and the first platform of the second hook portion of stroke drag hook hooks the second inclined-plane of spring meson and then drives thimble
Bottom plate, ejector retainner plate are moved backward with B plate；When the first inclined-plane of spring meson and the 5th inclined-plane of the first hook portion of limit drag hook connect
When touching, spring meson the second hook portion the first platform and limit drag hook the first hook portion the 5th inclined-plane squeezing action under to
Lower movement is kept completely separate the second hook portion of stroke drag hook with spring meson, and Ejector Retainer Plate, ejector retainner plate stop movement, completes one
Secondary ejection.
4. the external secondary ejecting mechanism of a kind of mold according to claim 1, it is characterised in that: the stroke drag hook is upper
Return block is respectively fixed in the position at the rear of two the second hook portions；Third hook portion is provided on rear side of the return block, the
The second platform is provided on front side of three hook portions；It is described spring meson the first inclined-plane left and right ends be additionally provided with third platform with
Second platform of two return blocks is corresponding.
5. the external secondary ejecting mechanism of a kind of mold according to claim 4, it is characterised in that: when molding, B strip moves row
Journey drag hook moves forward, and spring meson moves down, then pops up under the action of the spring, block to the second hook portion of stroke drag hook with
Between return block, the second platform of return block blocks the third platform of spring meson, and then drives spring meson by return block
Make Ejector Retainer Plate, thimble sheet reset.
6. the external secondary ejecting mechanism of a kind of mold according to claim 1, it is characterised in that: the bottom of the stroke drag hook
The position that face is located between two the second hook portions offers guide groove, for providing guiding for limit drag hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910658683.2A CN110281486A (en) | 2019-07-19 | 2019-07-19 | A kind of external secondary ejecting mechanism of mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910658683.2A CN110281486A (en) | 2019-07-19 | 2019-07-19 | A kind of external secondary ejecting mechanism of mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110281486A true CN110281486A (en) | 2019-09-27 |
Family
ID=68023619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910658683.2A Withdrawn CN110281486A (en) | 2019-07-19 | 2019-07-19 | A kind of external secondary ejecting mechanism of mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110281486A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112976511A (en) * | 2021-04-21 | 2021-06-18 | 佛山市启新模具有限公司 | Mechanical fixed die ejection mechanism |
-
2019
- 2019-07-19 CN CN201910658683.2A patent/CN110281486A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112976511A (en) * | 2021-04-21 | 2021-06-18 | 佛山市启新模具有限公司 | Mechanical fixed die ejection mechanism |
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| 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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190927 |