CN105014878A - First-demolding device for injection mold - Google Patents
First-demolding device for injection mold Download PDFInfo
- Publication number
- CN105014878A CN105014878A CN201510359508.5A CN201510359508A CN105014878A CN 105014878 A CN105014878 A CN 105014878A CN 201510359508 A CN201510359508 A CN 201510359508A CN 105014878 A CN105014878 A CN 105014878A
- Authority
- CN
- China
- Prior art keywords
- plate
- template
- mold
- fixed head
- injection mold
- 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.)
- Granted
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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
- B29C45/2602—Mould construction elements
-
- 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
-
- 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
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
- B29C2045/2604—Latching means for successive opening or closing of mould plates
Abstract
The invention discloses a front mold first-demolding structure for an injection mold. The front mold first-demolding structure comprises a front mold plate, the front mold plate is internally provided with a front mold cavity, one side of the front mold cavity is provided with a fixed plate, the fixed plate and the front mold cavity are internally provided with mold inserts, a runner plate is connected to the fixed plate, one side of the runner plate and one side of the front mold plate are provided with a middle mold plate, one side of the middle mold plate is provided with a third mold plate, a spring penetrating the fixed plate is arranged between the runner plate and the front mold plate, position clamping needles penetrating the fixed plate are arranged on the front mold cavity or the front mold plate, the third mold plate and the middle mold plate are internally provided with looking sleeves which are matched with the position clamping needles to lock the middle mold plate lock and the runner plate when the injection mold is closed, and unlock the position clamping needles when the injection mold is opened so as to complete front mold first-demolding. The front mold first-demolding structure for the injection mold is simple in structure, demolding is stable when front mold first-demolding of the injection mold is conducted, and the stability of the product quality can be improved.
Description
[technical field]
The present invention relates to a kind of stripper apparatus, is more particularly a kind of first stripper apparatus of injection mold.
[background technology]
Part injection product, because of its design feature, completes in the process of the demoulding situation that can relate to the first demoulding of front mould or rear mold and the demoulding after product in its injection mo(u)lding, and the structure of injection mold just directly affects the stability of safety in production process and product quality.
The first demolding structure of current injection mold mainly relies on the elastic force of spring flick and realize the first demoulding, this structure is for the large product of production lot, the first demoulding of easy appearance is unstable, and cannot the situation of the first demoulding, and then cause injecting products cannot the demoulding, have a strong impact on quality and the production efficiency of product.
Therefore, the present invention produces based on above deficiency just.
[summary of the invention]
The present invention seeks to overcome the deficiencies in the prior art, provide a kind of structure simple, during the demoulding of injection mold front mould elder generation, the demoulding is stablized, the first stripper apparatus of the injection mold that can improve product quality stability.
The present invention is achieved by the following technical solutions:
A kind of first stripper apparatus of injection mold, comprise front template, front cavity is provided with in described front template, described front cavity side is provided with fixed head, mold insert is provided with in described fixed head and front cavity, described fixed head is connected with runner plate, described runner plate and front template side are provided with intermediate die plate, described intermediate die plate side is provided with the 3rd template, the spring through fixed head is also provided with between described runner plate and front template, it is characterized in that: described front cavity or front template are provided with the screens pin through fixed head, be provided with in the 3rd described template and intermediate die plate and coordinate with screens pin when injection mould closing and intermediate die plate and runner plate are locked, and when injection mold die sinking and screens pin unlock and complete the lock sleeve of the first demoulding of front mould.
The first stripper apparatus of injection mold as above, it is characterized in that: described lock sleeve comprises and to be located in the 3rd template and intermediate die plate and when injection mould closing through the hollow bushing of runner plate, the tube wall of described hollow bushing is provided with multiple open slot, and described hollow bushing is also provided with away from the 3rd template one end the screens pin be inserted into when injection mould closing and struts and catch on the flange of runner plate.
The first stripper apparatus of injection mold as above, is characterized in that: be provided with fairlead in described fixed head, and described front template is provided with the guide post coordinated with fairlead.
The first stripper apparatus of injection mold as above, is characterized in that: described front template is also provided with through fixed head and runner plate and when the first demoulding of injection mold front mould for controlling the caging bolt of the first stripping stroke of front mould.
Compared with prior art, the present invention has the following advantages:
1, front cavity of the present invention or front template are provided with the screens pin through fixed head, be provided with in 3rd template and intermediate die plate and coordinate with screens pin when injection mould closing and make the lock sleeve that intermediate die plate and runner plate are locked, during injection mould closing, lock sleeve coordinates with screens pin and realizes locking function, when injection mold die sinking, pull back front template, screens pin is separated with lock sleeve, at this moment front template separates with intermediate die plate, the elastic force of spring makes again front template and fixed head separate and complete the first demoulding, now injecting products is not ejected the demoulding, after current template and intermediate die plate separate a segment distance, injecting products completes the demoulding again.When injection mold die sinking, front template is made lock sleeve and screens pin unlock directly to post-tensioning, thus pull open front template and intermediate die plate, rely on no longer merely spring that front template is separated with intermediate die plate, so the first demoulding of front mould operates steadily stable, guarantee the stability of product quality, also improve production efficiency.
2, lock sleeve of the present invention comprises and to be located in the 3rd template and intermediate die plate and when injection mould closing through the hollow bushing of runner plate, the tube wall of hollow bushing is provided with multiple open slot, and hollow bushing is also provided with away from the 3rd template one end the screens pin be inserted into when injection mould closing and struts and catch on the flange of runner plate.When injection mould closing, screens pin is inserted in hollow bushing, hollow bushing is softened, so flange catches on runner plate, thus complete the locking of intermediate die plate and runner plate and front template, when injection mold die sinking, pulling mechanism on injection machine directly pulls back front template, now screens pin exits in hollow bushing, and runner plate and fixed head all move backward with front template, in motion process backward, flange coordinates with runner plate and hollow bushing is squeezed and attenuates, so flange no longer catches on runner plate, now just complete front template and runner plate separates with intermediate die plate, and the elastic force of spring makes front template be separated with fixed head, so just realize the first demoulding of front mould.Total simplicity of design is compact, and structure is ingenious, and stable movement is stablized.
3, structure of the present invention is simple, and the first demoulding of front mould is stablized, and the product quality produced is high and stable, is applicable to promoting.
[accompanying drawing explanation]
Fig. 1 is one of stereogram of parts of the present invention;
Fig. 2 is the stereogram two of parts of the present invention;
Fig. 3 is one of exploded view of parts of the present invention;
Fig. 4 is the exploded view two of parts of the present invention;
Fig. 5 is the profile of the present invention in matched moulds moment;
Fig. 6 is the profile that the present invention completes at matched moulds;
Fig. 7 is the profile of the present invention in die sinking moment;
Fig. 8 is the profile that the present invention completes in the first demoulding
[detailed description of the invention]
Below in conjunction with accompanying drawing, the invention will be further described:
As shown in Figures 1 to 5, a kind of first stripper apparatus of injection mold, comprise front template 1, front cavity 2 is provided with in described front template 1, described front cavity 2 side is provided with fixed head 3, mold insert 4 is provided with in described fixed head 3 and front cavity 2, described fixed head 3 is connected with runner plate 5, described runner plate 5 is provided with intermediate die plate 6 with front template 1 side, described intermediate die plate 6 side is provided with the 3rd template 7, the spring 8 through fixed head 3 is also provided with between described runner plate 5 and front template 1, described front cavity 2 is provided with the screens pin 9 through fixed head 4, screens pin 9 also can be located on front template 1, be provided with in the 3rd described template 7 and intermediate die plate 6 and coordinate with screens pin 9 when injection mould closing and intermediate die plate 6 and runner plate 5 are locked, and when injection mold die sinking and screens pin 9 unlock and complete the lock sleeve 10 of the first demoulding of front mould.During injection mould closing, lock sleeve 10 coordinates with screens pin 9 and realizes locking function, when injection mold die sinking, pulling mechanism on injection machine directly pulls back front template 1, screens pin 9 is separated with lock sleeve 10, at this moment front template 1 and runner plate 5 separate with intermediate die plate 6, the elastic force of spring 8 makes again front template 1 separate with fixed head 3, so just complete the first demoulding of front mould, and now injecting products 99 is not ejected the demoulding, after current template 1 and intermediate die plate 6 separate a segment distance, injecting products 99 completes the demoulding again, when injection mold die sinking, front template 1 is made lock sleeve 10 and screens pin 9 unlock directly to post-tensioning, thus pull open front template 1 and intermediate die plate 6, rely on no longer merely spring that front template 1 is separated with intermediate die plate 6, so the first demoulding of front mould operates steadily stable, guarantee the stability of product quality, also improve production efficiency.
As shown in Figures 4 to 6, described lock sleeve 10 comprises and to be located in the 3rd template 7 and intermediate die plate 6 and when injection mould closing through the hollow bushing 101 of runner plate 5, the tube wall of described hollow bushing 101 is provided with multiple open slot 102, and described hollow bushing 101 is also provided with away from the 3rd template 7 one end the screens pin 9 be inserted into when injection mould closing and struts and catch on the flange 103 of runner plate 5.When injection mould closing, screens pin 9 is inserted in hollow bushing 101, because hollow bushing 101 is provided with open slot 102, hollow bushing 101 is softened, so flange 103 catches on runner plate, thus complete intermediate die 6 and runner plate 5, the locking of front template 1, when injection mold die sinking, pulling mechanism on injection machine directly pulls back front template 1, now screens pin 9 exits in hollow bushing 101, and runner plate 5 and fixed head 3 all move backward with front template 1, in motion process backward, flange 103 contacts with the hole wall in hole runner plate 5 supplying hollow bushing 101 pass, attenuate so above-mentioned hole wall just makes hollow bushing 101 be squeezed, so flange 103 no longer catches on runner plate 5, now just complete front template 1, runner plate 5 separates with intermediate die plate 6, then spring 8 makes front template 1 separate with fixed head 3, so just realize the first demoulding of front mould.Total simplicity of design is compact, and structure is ingenious, and stable movement is stablized.
As shown in Figure 5,6, be provided with fairlead 11 in described fixed head 3, described front template 1 is provided with the guide post 12 coordinated with fairlead 11.Guide post 12 coordinates with fairlead 11, play when spring 8 makes front template 1 separate with fixed head 3 or be harmonious lead, fixing and guarantee high-precision effect.
As shown in Figure 5,6, described front template 1 to be also provided with through fixed head 3 and runner plate 5 and when the first demoulding of injection mold for controlling the caging bolt 13 of first stripping stroke.When spring 8 is pushed front template 1 open and made front template 1 separate with fixed head 3, after current template 1 and fixed head 3 are separated by a distance, caging bolt 13 just catches on runner plate 5 and plays spacing effect.
Claims (4)
1. the first stripper apparatus of an injection mold, comprise front template (1), front cavity (2) is provided with in described front template (1), described front cavity (2) side is provided with fixed head (3), mold insert (4) is provided with in described fixed head (3) and front cavity (2), described fixed head (3) is connected with runner plate (5), described runner plate (5) and front template (1) side are provided with intermediate die plate (6), described intermediate die plate (6) side is provided with the 3rd template (7), the spring (8) through fixed head (3) is also provided with between described runner plate (5) and front template (1), it is characterized in that: described front cavity (2) or front template (1) are provided with the screens pin (9) through fixed head (4), be provided with in the 3rd described template (7) and intermediate die plate (6) and coordinate with screens pin (9) when injection mould closing and intermediate die plate (6) and runner plate (5) are locked, and when injection mold die sinking and screens pin (9) unlock and complete the lock sleeve (10) of the first demoulding of front mould.
2. the first stripper apparatus of injection mold according to claim 1, it is characterized in that: described lock sleeve (10) comprises and to be located in the 3rd template (7) and intermediate die plate (6) and when injection mould closing through the hollow bushing (101) of runner plate (5), the tube wall of described hollow bushing (101) is provided with multiple open slot (102), described hollow bushing (101) is also provided with away from the 3rd template (7) one end the screens pin (9) be inserted into when injection mould closing and struts and catch on the flange (103) of runner plate (5).
3. the first stripper apparatus of injection mold according to claim 1, it is characterized in that: be provided with fairlead (11) in described fixed head (3), described front template (1) is provided with the guide post (12) coordinated with fairlead (11).
4. the first stripper apparatus of injection mold according to claim 1, is characterized in that: described front template (1) is also provided with through fixed head (3) and runner plate (5) and when the first demoulding of injection mold front mould for controlling the caging bolt (13) of the first stripping stroke of front mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510359508.5A CN105014878B (en) | 2015-06-24 | 2015-06-24 | A kind of first stripper apparatus of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510359508.5A CN105014878B (en) | 2015-06-24 | 2015-06-24 | A kind of first stripper apparatus of injection mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105014878A true CN105014878A (en) | 2015-11-04 |
| CN105014878B CN105014878B (en) | 2017-06-30 |
Family
ID=54405346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510359508.5A Expired - Fee Related CN105014878B (en) | 2015-06-24 | 2015-06-24 | A kind of first stripper apparatus of injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105014878B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108527783A (en) * | 2018-03-23 | 2018-09-14 | 中山联合光电科技股份有限公司 | Mould elder generation demolding structure before a kind of injection mold |
| CN110744799A (en) * | 2019-10-22 | 2020-02-04 | 合肥泰宇汽车零部件有限公司 | Preparation process of quick-demolding type impact-resistant battery protective cover |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61197208A (en) * | 1985-02-28 | 1986-09-01 | Daiichi Gaiyaa Kk | Mold breaking device |
| CN101284416A (en) * | 2007-04-10 | 2008-10-15 | 李岳桥 | Precision mechanical type shutter |
| CN102729431B (en) * | 2012-06-21 | 2014-07-23 | 宁波金氏实业有限公司 | Mechanism for controlling mold closing sequence of mold |
| CN204278381U (en) * | 2014-09-26 | 2015-04-22 | 中山联合光电科技有限公司 | A kind of plastic cement optical lens die structure of adjustable core shift |
| CN204773314U (en) * | 2015-06-24 | 2015-11-18 | 中山联合光电科技股份有限公司 | Demoulding structure of injection mold front mould elder generation |
-
2015
- 2015-06-24 CN CN201510359508.5A patent/CN105014878B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61197208A (en) * | 1985-02-28 | 1986-09-01 | Daiichi Gaiyaa Kk | Mold breaking device |
| CN101284416A (en) * | 2007-04-10 | 2008-10-15 | 李岳桥 | Precision mechanical type shutter |
| CN102729431B (en) * | 2012-06-21 | 2014-07-23 | 宁波金氏实业有限公司 | Mechanism for controlling mold closing sequence of mold |
| CN204278381U (en) * | 2014-09-26 | 2015-04-22 | 中山联合光电科技有限公司 | A kind of plastic cement optical lens die structure of adjustable core shift |
| CN204773314U (en) * | 2015-06-24 | 2015-11-18 | 中山联合光电科技股份有限公司 | Demoulding structure of injection mold front mould elder generation |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108527783A (en) * | 2018-03-23 | 2018-09-14 | 中山联合光电科技股份有限公司 | Mould elder generation demolding structure before a kind of injection mold |
| CN110744799A (en) * | 2019-10-22 | 2020-02-04 | 合肥泰宇汽车零部件有限公司 | Preparation process of quick-demolding type impact-resistant battery protective cover |
| CN110744799B (en) * | 2019-10-22 | 2021-09-21 | 合肥泰宇汽车零部件有限公司 | Preparation process of quick-demolding type impact-resistant battery protective cover |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105014878B (en) | 2017-06-30 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170630 Termination date: 20210624 |