CN105773919A - Inverse die structure with feed inlet and thimble on same side - Google Patents
Inverse die structure with feed inlet and thimble on same side Download PDFInfo
- Publication number
- CN105773919A CN105773919A CN201610260164.7A CN201610260164A CN105773919A CN 105773919 A CN105773919 A CN 105773919A CN 201610260164 A CN201610260164 A CN 201610260164A CN 105773919 A CN105773919 A CN 105773919A
- Authority
- CN
- China
- Prior art keywords
- thimble
- plate
- hot nozzle
- charging aperture
- same side
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 238000002347 injection Methods 0.000 abstract description 13
- 239000007924 injection Substances 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 2
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000000465 moulding Methods 0.000 description 8
- 238000001746 injection moulding Methods 0.000 description 7
- 235000003642 hunger Nutrition 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2701—Details not specific to hot or cold runner channels
- B29C45/2708—Gates
-
- 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
- B29C45/401—Ejector pin constructions or mountings
-
- 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
-
- 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
- B29C2045/4063—Removing or ejecting moulded articles preventing damage to articles caused by the ejector
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses an inverse die structure with a feed inlet and a thimble on the same side. The inverse die structure comprises a rear die core, a rear template, a spacing plate, a rear die bottom plate, a thimble bottom plate, a driving device, a hot nozzle and the thimble. The rear die core is installed on the rear template, the rear template is arranged on the rear die bottom plate through the spacing plate, the driving device drives the thimble bottom plate to move up and down, the thimble can sequentially penetrate through thimble holes formed in the rear template and the rear die core to be ejected upwards, the bottom of the hot nozzle is fixed to the rear die bottom plate, the upper end of the hot nozzle sequentially penetrates through the thimble bottom plate and the rear template, and then extends to a hot nozzle installation seat arranged in the rear die core, the feed outlet of the hot nozzle is communicated with the feed inlet formed in the top of the hot nozzle installation seat, the feed inlet is positioned in the middle of the rear die core, and the feed inlet and the thimble are positioned on the same side of the rear die. According to the invention, the appearance attractiveness of the product can be guaranteed, the phenomena of shrinking or insufficient shooting during injection are avoided, the product quality is improved, the cold material problem does not exist, the product is easy to form, and the forming cycle and production cost are decreased.
Description
Technical field
The present invention relates to plastic injection mold technical field, more specifically, relate to the upside-down mounting mode structure of a kind of charging aperture and thimble the same side.
Background technology
In existing plastic injection mold, plastic cement charging aperture is generally arranged on cephacoria (i.e. cover half), and ejector pin mechanism is arranged in rear mold (i.e. dynamic model), ejector pin mechanism can the back side of jack-up product, thus product being carried out de-material.Aesthetics for Surface Appearance, when can not there be any charging stayed because of charging residual position in the whole face of the appearance of product, the side from product is needed to carry out charging, but when the area of product is bigger, just have while away from charging aperture, easily there is shrinking or penetrating the phenomenon of insatiable hunger, have a strong impact on the quality of product.In addition, existing plastic injection mold generally adopts the common note nozzle being arranged on cephacoria, and due to the restriction of front membrane structure, note nozzle needs design greater depth, so easy cold burden, for this injection pressure that can only increase injection machine and speed, otherwise product is difficult to molding, simultaneously when product takes out, length owing to noting nozzle is bigger, when cephacoria die sinking, the stroke of injection machine needs to open very big, so will lengthen molding cycle, add production cost.
Summary of the invention
It is an object of the invention to overcome drawbacks described above of the prior art, the upside-down mounting mode structure of a kind of charging aperture and thimble the same side is provided, it ensure that the aesthetics of Surface Appearance, avoid occurring shrinking or penetrating during injection moulding the phenomenon of insatiable hunger, improve product quality, and do not have cold burden problem during injection moulding, the easy molding of product, reduce molding cycle and production cost.
nullFor achieving the above object，The invention provides the upside-down mounting mode structure of a kind of charging aperture and thimble the same side，Including rear cavity、Rear pattern plate、Space bar、Rear baffle plate、Ejector Retainer Plate、Driving device、Hot nozzle and at least one thimble for charging，Described rear cavity is installed on described rear pattern plate，Described rear pattern plate is installed on described rear baffle plate by being positioned at the space bar of its two bottom sides，Described Ejector Retainer Plate is between described rear pattern plate and described rear baffle plate，Described driving device is installed in the both sides of described rear pattern plate and is in transmission connection with described Ejector Retainer Plate，Thus driving Ejector Retainer Plate to move up and down，Described thimble is installed on described Ejector Retainer Plate，Described thimble can sequentially pass through the centre hole offered in rear pattern plate and rear cavity and up eject，The bottom of described hot nozzle is fixed on described rear baffle plate，The upper-end part of driving of described hot nozzle extends to after sequentially passing through Ejector Retainer Plate and rear pattern plate in the hot nozzle mounting seat installed in rear cavity，The connection corresponding to the charging aperture that described hot nozzle mounting seat top is offered of the discharging opening of described hot nozzle，Described charging aperture is positioned at the middle part of described rear cavity，Described charging aperture and described thimble are in the same lateral position of rear mold.
As preferably, described thimble is divided into the first thimble and the second thimble, described first thimble is provided with two, two first thimbles lay respectively at the both sides of described hot nozzle, described charging aperture and two first thimbles are arranged on the same line, described second thimble is provided with some, and described second thimble is distributed in the top perimeter position of described rear cavity.
As preferably, described driving device is set to oil cylinder.
As preferably, described rear pattern plate, space bar and rear baffle plate three connect by screw is fixing.
As preferably, being provided with the lead for described Ejector Retainer Plate is led between described rear pattern plate and described rear baffle plate, the pilot hole that described lead is offered through described Ejector Retainer Plate.
As preferably, described Ejector Retainer Plate is provided with thimble panel, the pilot hole that described lead is offered through described thimble panel.
Compared with prior art, the beneficial effects of the present invention is:
null1、Inventive drive means is installed in the both sides of rear pattern plate and is in transmission connection with Ejector Retainer Plate，Up eject thus driving the thimble being installed on Ejector Retainer Plate to sequentially pass through the centre hole offered in rear pattern plate and rear cavity，The upper-end part of driving of hot nozzle extends to after sequentially passing through Ejector Retainer Plate and rear pattern plate in the hot nozzle mounting seat installed in rear cavity，The connection corresponding to the charging aperture that hot nozzle mounting seat top is offered of the discharging opening of hot nozzle，Charging aperture is positioned at the middle part of rear cavity，Charging aperture and thimble are in the same lateral position of rear mold，The charging residual position so stayed due to charging only appears in the back side of product，Thimble also only can to the back side jack-up of product simultaneously，It ensure that the aesthetics of Surface Appearance，And without carrying out charging from the side of product，Occurs shrinking or penetrating the phenomenon of insatiable hunger when avoiding injection moulding，Improve product quality，It is particularly suited for the injection moulding of big part product.
2, the present invention adopts hot nozzle charging, does not have cold burden problem during injection moulding, it is not necessary to the injection pressure and speed, the easy molding of product, and the thermal resistance that increase injection machine are installed in rear mold, do not interfere with the stroke of injection machine, reduce molding cycle and production cost.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the top view of a kind of charging aperture provided by the invention and the upside-down mounting mode structure of thimble the same side；
Fig. 2 is the profile of a kind of charging aperture provided by the invention and the upside-down mounting mode structure of thimble the same side；
Fig. 3 is the upside-down mounting mode structure profile along another hatching of a kind of charging aperture provided by the invention and thimble the same side；
Fig. 4 is the upside-down mounting mode structure of a kind of charging aperture provided by the invention and the thimble the same side schematic diagram when thimble ejects.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
The embodiment provides the upside-down mounting mode structure of a kind of charging aperture and thimble the same side, refer to Fig. 1, Fig. 2 and Fig. 3, the upside-down mounting mode structure of the embodiment of the present invention includes rear cavity 1, rear pattern plate 2 (i.e. moving platen), space bar 3, rear baffle plate 4, Ejector Retainer Plate 5, driving device 6, hot nozzle 7 and at least one thimble 8.Below in conjunction with accompanying drawing, the present embodiment is described in detail.
Rear cavity 1 is installed on rear pattern plate 2, and rear pattern plate 2 is installed on rear baffle plate 4 by being positioned at the space bar 3 of its two bottom sides, and rear pattern plate 2, space bar 3 and rear baffle plate 4 three connect by screw 11 or other fixtures are fixing.Ejector Retainer Plate 5 is between rear pattern plate 2 and rear baffle plate 4, and driving device 6 is installed in the both sides of rear pattern plate 2 and is in transmission connection with Ejector Retainer Plate 5, thus driving Ejector Retainer Plate 5 to move up and down.In the present embodiment, driving device 6 is preferably arranged to oil cylinder.
The bottom of hot nozzle 7 is fixed on rear baffle plate 4, the upper-end part of driving of hot nozzle 7 extends in the hot nozzle mounting seat 9 installed in rear cavity 1 after sequentially passing through Ejector Retainer Plate 5 and rear pattern plate 2, the connection corresponding to the charging aperture 10 that hot nozzle mounting seat 9 top is offered of the discharging opening of hot nozzle 7, charging aperture 10 is positioned at the middle part of rear cavity 1.According to common note nozzle, owing to ejecting mechanism and note nozzle are positioned at the homonymy of rear mold, so note nozzle needs through several pieces of templates, the length so noting nozzle needs very long, easy cold burden, and adopt hot nozzle charging, it is possible to avoid the occurrence of cold burden problem during injection moulding, it is not necessary to increase injection pressure and the speed of injection machine, the easy molding of product, and thermal resistance is installed in rear mold, do not interfere with the stroke of injection machine, reduce molding cycle and production cost.
Thimble 8 is installed on Ejector Retainer Plate 5, and thimble 8 can sequentially pass through the centre hole offered in rear pattern plate 2 and rear cavity 1 and up eject.As shown in Figure 1 and Figure 4, thimble 8 is divided into the first thimble 81 and the second thimble 82, first thimble 81 is provided with two, two first thimbles 81 lay respectively at the both sides of hot nozzle 7, charging aperture 10 and two first thimbles 81 are arranged on the same line, second thimble 82 is provided with some, and the second thimble 82 is distributed in the top perimeter position of rear cavity 1.In the present embodiment, thimble 8 be provided with the de-material being beneficial to product.Certainly according to actual needs with the size of product, the quantity of thimble and position may be made that adaptive amendment.
In the present embodiment, charging aperture 10 and thimble 8 are in the same lateral position of rear mold, the charging residual position so stayed due to charging only appears in the back side of product, thimble also only can to the back side jack-up of product simultaneously, it ensure that the aesthetics of Surface Appearance, and without carrying out charging from the side of product, it is to avoid occur shrinking or penetrating the phenomenon of insatiable hunger during injection moulding, substantially increase product quality.
As in figure 2 it is shown, be provided with the lead 12 for Ejector Retainer Plate 5 is led between rear pattern plate 2 and rear baffle plate 4, the pilot hole that lead 12 is offered through Ejector Retainer Plate 5.Additionally, Ejector Retainer Plate 5 is provided with thimble panel 13, the pilot hole that lead 12 is also offered also cross thimble panel 13.
Above-described embodiment is the present invention preferably embodiment; but embodiments of the present invention are also not restricted to the described embodiments; the change made under other any spirit without departing from the present invention and principle, modification, replacement, combination, simplification; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (6)
- null1. the upside-down mounting mode structure an of charging aperture and thimble the same side，It is characterized in that: include rear cavity (1)、Rear pattern plate (2)、Space bar (3)、Rear baffle plate (4)、Ejector Retainer Plate (5)、Driving device (6)、Hot nozzle (7) and at least one thimble (8) for charging，Described rear cavity (1) is installed on described rear pattern plate (2)，Described rear pattern plate (2) is installed on described rear baffle plate (4) by being positioned at the space bar (3) of its two bottom sides，Described Ejector Retainer Plate (5) is positioned between described rear pattern plate (2) and described rear baffle plate (4)，Described driving device (6) is installed in the both sides of described rear pattern plate (2) and is in transmission connection with described Ejector Retainer Plate (5)，Thus driving Ejector Retainer Plate (5) to move up and down，Described thimble (8) is installed on described Ejector Retainer Plate (5)，Described thimble (8) can sequentially pass through the centre hole offered in rear pattern plate (2) and rear cavity (1) and up eject，The bottom of described hot nozzle (7) is fixed on described rear baffle plate (4)，The upper-end part of driving of described hot nozzle (7) extends to after sequentially passing through Ejector Retainer Plate (5) and rear pattern plate (2) in the hot nozzle mounting seat (9) installed in rear cavity (1)，The connection corresponding to the charging aperture (10) that described hot nozzle mounting seat (9) top is offered of the discharging opening of described hot nozzle (7)，Described charging aperture (10) is positioned at the middle part of described rear cavity (1)，Described charging aperture (10) and described thimble (8) are in the same lateral position of rear mold.
- 2. the upside-down mounting mode structure of a kind of charging aperture according to claim 1 and thimble the same side, it is characterized in that: described thimble (8) is divided into the first thimble (81) and the second thimble (82), described first thimble (81) is provided with two, two first thimbles (81) lay respectively at the both sides of described hot nozzle (7), described charging aperture (10) is arranged on the same line with two first thimbles (81), described second thimble (82) is provided with some, described second thimble (82) is distributed in the top perimeter position of described rear cavity (1).
- 3. the upside-down mounting mode structure of a kind of charging aperture according to claim 1 and thimble the same side, it is characterised in that: described driving device (6) is set to oil cylinder.
- 4. the upside-down mounting mode structure of a kind of charging aperture according to claim 1 and thimble the same side, it is characterised in that: described rear pattern plate (2), space bar (3) and rear baffle plate (4) three connect by screw (11) is fixing.
- 5. the upside-down mounting mode structure of a kind of charging aperture according to claim 1 and thimble the same side, it is characterized in that: between described rear pattern plate (2) and described rear baffle plate (4), be provided with the lead (12) for described Ejector Retainer Plate (5) is led, the pilot hole that described lead (12) is offered through described Ejector Retainer Plate (5).
- 6. the upside-down mounting mode structure of a kind of charging aperture according to claim 5 and thimble the same side, it is characterized in that: described Ejector Retainer Plate (5) is provided with thimble panel (13), the pilot hole that described lead (12) is offered through described thimble panel (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610260164.7A CN105773919A (en) | 2016-04-23 | 2016-04-23 | Inverse die structure with feed inlet and thimble on same side |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610260164.7A CN105773919A (en) | 2016-04-23 | 2016-04-23 | Inverse die structure with feed inlet and thimble on same side |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105773919A true CN105773919A (en) | 2016-07-20 |
Family
ID=56398384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610260164.7A Pending CN105773919A (en) | 2016-04-23 | 2016-04-23 | Inverse die structure with feed inlet and thimble on same side |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105773919A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200984802Y (en) * | 2006-12-25 | 2007-12-05 | 胡志军 | Filter sealing element glue-coating injection mould |
| CN201494009U (en) * | 2009-08-04 | 2010-06-02 | 厦门威迪亚精密模具塑胶有限公司 | Automatic flat side gate shearing mechanism of injection mold |
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| CN104097296A (en) * | 2014-07-22 | 2014-10-15 | 青岛华涛汽车模具有限公司 | Double-shot injection mold and double-shot injection molding method |
| CN204773360U (en) * | 2015-06-15 | 2015-11-18 | 台州新立模塑科技股份有限公司 | Injection mold movable mould into gluey mechanism of inclining |
| CN204773307U (en) * | 2015-06-11 | 2015-11-18 | 惠州市海龙模具塑料制品有限公司 | Novel mould of lid in battery |
| CN105150457A (en) * | 2015-08-25 | 2015-12-16 | 天津银宝山新科技有限公司 | Plate machining mold |
| CN105415597A (en) * | 2015-08-24 | 2016-03-23 | 思柏精密模具注塑（无锡）有限公司 | Precise mold for battery shell of camera |
| CN205705037U (en) * | 2016-04-23 | 2016-11-23 | 东莞市盛涵精密塑胶制品有限公司 | A kind of charging aperture and the upside-down mounting mode structure of thimble the same side |
-
2016
- 2016-04-23 CN CN201610260164.7A patent/CN105773919A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200984802Y (en) * | 2006-12-25 | 2007-12-05 | 胡志军 | Filter sealing element glue-coating injection mould |
| CN201494009U (en) * | 2009-08-04 | 2010-06-02 | 厦门威迪亚精密模具塑胶有限公司 | Automatic flat side gate shearing mechanism of injection mold |
| CN102179898A (en) * | 2011-03-04 | 2011-09-14 | 慈溪市盛艺模具有限公司 | Double-material die of small plastic parts and forming method of die |
| CN202480316U (en) * | 2012-01-16 | 2012-10-10 | 长沙申大科技有限公司 | Mold |
| CN202764144U (en) * | 2012-09-27 | 2013-03-06 | 广州市中新塑料有限公司 | Surface decoration forming die |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160720 |
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| RJ01 | Rejection of invention patent application after publication |