CN106182624B - It is a kind of to prevent that pouring intraoral sizing material is broken the structure in mould - Google Patents
It is a kind of to prevent that pouring intraoral sizing material is broken the structure in mould Download PDFInfo
- Publication number
- CN106182624B CN106182624B CN201610781262.5A CN201610781262A CN106182624B CN 106182624 B CN106182624 B CN 106182624B CN 201610781262 A CN201610781262 A CN 201610781262A CN 106182624 B CN106182624 B CN 106182624B
- Authority
- CN
- China
- Prior art keywords
- forming portion
- feeding channel
- glue feeding
- die cavity
- rear 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.)
- Active
Links
- 239000000463 material Substances 0.000 title claims abstract description 80
- 238000004513 sizing Methods 0.000 title claims abstract description 45
- 239000003292 glue Substances 0.000 claims abstract description 60
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 239000006227 byproduct Substances 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 15
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 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
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
-
- 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
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
- B29C2045/0041—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks preventing initial material from entering the mould cavity
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
Prevent that pouring intraoral sizing material is broken the structure in mould the present invention relates to a kind of, its difference is：It includes preceding mould and rear mold, glue feeding channel is provided with rear mold, rear mold includes rear mold core, straight jacking block, and straight push rod, the upper end of rear mold has the die cavity forming portion for forming cavity portion side face, the side of straight jacking block offers the glue feeding channel forming portion to form glue feeding channel portion peripheral surface, glue feeding channel forming portion cooperatively forms glue feeding channel with rear mold core, glue feeding channel forming portion includes the first paragraph extended downwardly by the upper end of straight jacking block, and the second segment for connecting and being extended laterally to below die cavity forming portion with first paragraph, the cast gate forming portion connected with die cavity forming portion is offered on the second segment of glue feeding channel, the upper end of straight jacking block is further opened with connecting die cavity forming portion and the interface channel forming portion of glue feeding channel first paragraph, resistance material projection is provided with die cavity forming portion at interface channel forming portion.The present invention by product and can pour intraoral sizing material and take out in the lump.
Description
Technical field
It is especially a kind of to prevent that pouring intraoral sizing material is broken the structure in mould the present invention relates to injection mold field.
Background technology
Automobile grills mould because product structure particularity, in order to meet grid appearance requirement, it is necessary to using hide into
Glue cast gate, and product and to pour the junction of intraoral sizing material be most weakness, during pouring intraoral sizing material and being ejected, product with
Pour intraoral sizing material to be easily broken off separating under the effect of sticking to mould power, cause product to be taken away by robot, and it is also residual to pour intraoral sizing material
Stay in mould, in matched moulds, the cast gate sizing material not taken out can be such that the part in mould does not reset, so as to cause in mould
Part extrude mutually, cause mould badly damaged.
The content of the invention
The shortcomings that it is an object of the invention to overcome prior art, there is provided a kind of to prevent that pouring intraoral sizing material is broken in mould
Interior structure, by product and intraoral sizing material can be poured take out in the lump.
To solve above technical problem, the technical scheme is that：It is a kind of to prevent that pouring intraoral sizing material is broken in mould
Interior structure, its difference are：It includes preceding mould and the rear mold coordinated with the preceding mould, the preceding mould and rear mold matched moulds
Die cavity is formed, glue feeding channel is provided with the rear mold, the rear mold includes rear mold core, the straight top in rear mold core
Block and the straight push rod for driving straight jacking block to move up and down, the upper end of the rear mold have the die cavity for forming cavity portion side face
Forming portion, the side of the straight jacking block offer the glue feeding channel forming portion to form glue feeding channel portion peripheral surface, it is described enter glue lead to
Road forming portion and the rear mold core cooperatively form glue feeding channel, the glue feeding channel forming portion include from the upper end of straight jacking block to
The glue feeding channel forming portion first paragraph of lower extension and connect with glue feeding channel forming portion first paragraph and extend laterally to die cavity and formed
Glue feeding channel forming portion second segment below portion, offer on the glue feeding channel forming portion second segment and connected with die cavity forming portion
Cast gate forming portion, the upper end of the straight jacking block is further opened with connecting the die cavity forming portion and the glue feeding channel forming portion the
One section of interface channel forming portion, resistance material projection is provided with the die cavity forming portion at the interface channel forming portion.
By above technical scheme, the die cavity forming portion includes bottom surface and the side wall located at bottom periphery, and the connection is logical
Road forming portion is opened in the side wall of the die cavity forming portion, and the resistance material projection is generally curved, and the two of the resistance material projection
End is connected with the die cavity forming portion side wall of interface channel forming portion both sides respectively.
By above technical scheme, the resistance material projection has one or more, and when there is multiple resistance material projections, multiple resistance materials are convex
Rise and arranged in multiple concentric circular arc.
By above technical scheme, the raised a part of segmental arc of the resistance material is formed on the straight jacking block, another part
Segmental arc is formed on the rear mold core.
By above technical scheme, the height of the raised upper surface of the resistance material is higher than die cavity forming portion bottom around resistance material projection
The height in face.
By above technical scheme, the floor height of the interface channel forming portion is higher than die cavity around interface channel forming portion
The height of forming portion bottom surface.
By above technical scheme, the rear mold also includes being used to eject the glue in glue feeding channel forming portion and cast gate forming portion
The slanted kicking block of material and the angle ejector rod for ejecting the slanted kicking block, the slanted kicking block embedded in the side of the straight jacking block with it is described
Glue feeding channel forming portion second segment corresponding position.
Prior art is contrasted, beneficial features of the invention are：This prevents that pouring intraoral sizing material is broken the structure in mould,
Glue feeding channel forming portion second segment is connected by cast gate forming portion with the lower end of die cavity forming portion, glue feeding channel forming portion first paragraph
It is connected by interface channel forming portion with die cavity forming portion, during the sizing material in cast gate forming portion is ejected, even if its
Junction between product is broken, and the sizing material in glue feeding channel is yet by the sizing material in interface channel forming portion and product phase
Even, when taking out product, the sizing material being attached thereto can all be taken out in the lump, solves sizing material and remain in asking in cast gate forming portion
Topic, improves the mold use life-span；And resistance material projection is provided with die cavity forming portion at interface channel forming portion, it can subtract
Few sizing material amount flowed into by interface channel forming portion in die cavity forming portion, avoids excessive sizing material from being flowed into by interface channel forming portion
There is current mark and bubble in caused product surface in die cavity forming portion.
Brief description of the drawings
Fig. 1 is structural representation of the embodiment of the present invention；
Fig. 2 is 1 local A schematic enlarged-scale views；
Fig. 3 is the left view of straight jacking block in Fig. 1；
Fig. 4 is structural representation of the embodiment of the present invention；
Fig. 5 is structural representation of the embodiment of the present invention；
Wherein：1- rear molds（101- rear molds core, the straight jacking blocks of 102-（Upper end, the side of the straight jacking blocks of 102b- of the straight jacking blocks of 102a-
Face, 1021- glue feeding channel forming portions（10211- glue feeding channel forming portions first paragraph, 10212- glue feeding channels forming portion second
Section）, 1022- cast gates forming portion, 1023- interface channel forming portions（The bottom surface of 1023a- interface channel forming portions））, 103- directly pushes up
Bar, 104- die cavity forming portions（104a- die cavity forming portions bottom surface, the side wall of 104b- die cavity forming portions, 1041- resistance materials are raised
（The raised upper surface of 1041a- resistance materials）, the junction of 1042- interface channels forming portion and die cavity forming portion side wall, 1043- half
Circular space）, 105- slanted kicking blocks, 106- angle ejector rods）, 2- products.
Embodiment
The present invention is described in further detail below by embodiment combination accompanying drawing.
Fig. 1 to Fig. 5 is refer to, the embodiment of the present invention prevents that pouring intraoral sizing material is broken the structure in mould, and it includes
Preceding mould and the rear mold 1 coordinated with the preceding mould, the preceding mould and the matched moulds of rear mold 1 form die cavity, be provided with the rear mold 1 into
Glue passage, the rear mold 1 include rear mold core 101, the straight jacking block 102 in rear mold core 101 and for driving straight jacking block
The 102 straight push rods 103 moved up and down, the upper end of the rear mold 1 have the die cavity forming portion 104 for forming cavity portion side face, institute
The side for stating straight jacking block 102 offers the glue feeding channel forming portion 1021 to form glue feeding channel portion peripheral surface, the glue feeding channel
Forming portion 1021 cooperatively forms glue feeding channel with the rear mold core 101, and the glue feeding channel forming portion 1021 is included by directly pushing up
Glue feeding channel forming portion first paragraph 10211 that the upper end 102a of block is extended downwardly and with glue feeding channel forming portion first paragraph 10211
Connect and extend laterally to the glue feeding channel forming portion second segment 10212 of the lower section of die cavity forming portion 104, the side of the straight jacking block
102b is further opened with connecting the cast gate forming portion 1022 of glue feeding channel forming portion second segment 10212 and die cavity forming portion 104, cast gate
Forming portion 1022 cooperatively forms cast gate with rear mold core 101, and the upper end 102a of the straight jacking block is further opened with connecting the die cavity
The interface channel forming portion 1023 of forming portion 104 and the glue feeding channel forming portion first paragraph 10211, interface channel forming portion
1023 and preceding mould cooperatively form interface channel, set in the die cavity forming portion 104 at the interface channel forming portion 1023
It is equipped with resistance material projection 1041.
Preferably, in order to effectively surround the junction 1042 of interface channel forming portion and die cavity forming portion side wall, reduce
The sizing material amount flowed into by interface channel forming portion 1023 in die cavity forming portion 104, the die cavity forming portion 104 include bottom surface 104a
With the side wall 104b located at bottom surface 104a peripheries, the interface channel forming portion 1023 is opened in the side wall of the die cavity forming portion
On 104b, resistance material projection 1041 is generally curved, the both ends of the resistance material projection 1041 respectively with interface channel forming portion
The die cavity forming portion side wall 104b connections of 1023 both sides, formed and surround interface channel forming portion and die cavity forming portion side wall junction
1042 semicircle space 1043.
Specifically, in order to reduce the sizing material amount flowed into by interface channel forming portion 1023 in die cavity forming portion 104, big portion is made
Sizing material is divided to be flowed into by cast gate in die cavity, the raised upper surface 1041a of resistance material height is higher than raised 1041 peripherals of resistance material
Chamber forming portion bottom surface 104a height.
Preferably, the resistance material projection 1041 has one or more.Fig. 1, Fig. 2 and Fig. 4 show only one resistance material of setting
The structure of projection 1041.When there is multiple resistance material projection 1041, multiple resistance material projections 1041 are arranged in multiple concentric circular arc, are such as schemed
Shown in 5.
Preferably, a part of segmental arc of the resistance material projection 1041 be formed on the straight jacking block 102, another part arc
Shape section is formed on the rear mold core 101.
Preferably, in order to further reduce the sizing material flowed into by interface channel forming portion 1023 in die cavity forming portion 104
Amount, the bottom surface 1023a of the interface channel forming portion is highly higher than die cavity forming portion bottom surface 104a around interface channel forming portion
Height.
Preferably, for the ease of ejection, the rear mold 1 also includes slanted kicking block 105 and for ejecting the slanted kicking block 105
Angle ejector rod 106, slanted kicking block 105 are used to eject the sizing material in glue feeding channel forming portion 1021 and the glue in cast gate forming portion 1022
Material, side 102b and the glue feeding channel forming portion second segment 10212 corresponding position of the slanted kicking block 105 embedded in the straight jacking block
Put place.
It refer to Fig. 1 to Fig. 5, in the embodiment of the present invention, glue feeding channel forming portion second segment 10212 passes through cast gate forming portion
1022 are connected with the lower end of die cavity forming portion 104, and glue feeding channel forming portion first paragraph 10211 passes through interface channel forming portion 1023
It is connected with die cavity forming portion 104, during the sizing material in cast gate forming portion 1022 is ejected, even if cast gate forming portion 1022
Junction between interior sizing material and product 2 is broken, and the sizing material in glue feeding channel forming portion 1021 is formed yet by interface channel
Sizing material in portion 1023 is connected with product 2, when taking out product 2, by the sizing material in glue feeding channel forming portion 1021 and can pour the degree of lip-rounding
Taken out in the lump with product 2 into the sizing material in portion 1022, solve the problems, such as that sizing material remains in and pour intraoral, improve mold use
Life-span；And resistance material projection 1041 is provided with interface channel forming portion 1023 in die cavity forming portion 104, it can reduce by connecting
The sizing material amount that passage forming portion 1023 is flowed into die cavity forming portion 104, avoids excessive sizing material by interface channel forming portion 1023
Flow into the caused surface of product 2 in die cavity forming portion 104 and current mark and bubble occur.The present invention had both solved sizing material and has remained in mould
The problem of interior, it in turn ensure that the quality of product 2.
Above content is to combine the further description that specific embodiment is done to the present invention, it is impossible to assert this hair
Bright specific implementation is confined to these explanations.For the those of ordinary skill of the technical field belonging to the present invention, not
On the premise of departing from present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the guarantor of the present invention
Protect scope.
Claims (7)
1. a kind of prevent that pouring intraoral sizing material is broken the structure in mould, it is characterised in that：It include preceding mould and with it is described before
The rear mold that mould coordinates, the preceding mould and rear mold matched moulds form die cavity, are provided with glue feeding channel in the rear mold, the rear mold includes
Rear mold core, the straight jacking block in rear mold core and the straight push rod for driving straight jacking block to move up and down, the rear mold it is upper
End offers to form glue feeding channel portion peripheral surface with the die cavity forming portion for forming cavity portion side face, the side of the straight jacking block
Glue feeding channel forming portion, the glue feeding channel forming portion and the rear mold core cooperatively form glue feeding channel, it is described enter glue lead to
Road forming portion include by straight jacking block the glue feeding channel forming portion first paragraph that extends downwardly of upper end and with glue feeding channel forming portion the
One section of glue feeding channel forming portion second segment for connecting and extending laterally to below die cavity forming portion, the glue feeding channel forming portion
The cast gate forming portion connected with die cavity forming portion is offered on two sections, the upper end of the straight jacking block is further opened with connecting the die cavity
The interface channel forming portion of forming portion and the glue feeding channel forming portion first paragraph, close to the connection in the die cavity forming portion
Resistance material projection is provided with passage forming portion.
2. as claimed in claim 1 prevent that pouring intraoral sizing material is broken the structure in mould, it is characterised in that：The die cavity
Forming portion includes bottom surface and the side wall located at bottom periphery, and the interface channel forming portion is opened in the side of the die cavity forming portion
On wall, the resistance material projection is generally curved, the raised both ends of the resistance material die cavity with interface channel forming portion both sides respectively
Forming portion side wall connects.
3. as claimed in claim 2 prevent that pouring intraoral sizing material is broken the structure in mould, it is characterised in that：The resistance material
Projection has one or more, and when there is multiple resistance material projections, multiple resistance materials are raised to be arranged in multiple concentric circular arc.
4. as claimed in claim 2 prevent that pouring intraoral sizing material is broken the structure in mould, it is characterised in that：The resistance material
Raised a part of segmental arc is formed on the straight jacking block, another part segmental arc is formed on the rear mold core.
5. as claimed in claim 1 prevent that pouring intraoral sizing material is broken the structure in mould, it is characterised in that：The resistance material
Height of the height of raised upper surface higher than die cavity forming portion bottom surface around resistance material projection.
6. as claimed in claim 1 prevent that pouring intraoral sizing material is broken the structure in mould, it is characterised in that：The connection
Height of the floor height of passage forming portion higher than die cavity forming portion bottom surface around interface channel forming portion.
7. the intraoral sizing material that prevents from pouring as described in any one of claim 1 to 6 is broken the structure in mould, its feature exists
In：The rear mold also includes being used to eject the slanted kicking block of glue feeding channel forming portion and the sizing material in cast gate forming portion and for pushing up
Go out the angle ejector rod of the slanted kicking block, the slanted kicking block is embedded in the side of the straight jacking block and the glue feeding channel forming portion second segment
Corresponding position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610781262.5A CN106182624B (en) | 2016-08-31 | 2016-08-31 | It is a kind of to prevent that pouring intraoral sizing material is broken the structure in mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610781262.5A CN106182624B (en) | 2016-08-31 | 2016-08-31 | It is a kind of to prevent that pouring intraoral sizing material is broken the structure in mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106182624A CN106182624A (en) | 2016-12-07 |
| CN106182624B true CN106182624B (en) | 2018-03-30 |
Family
ID=58087492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610781262.5A Active CN106182624B (en) | 2016-08-31 | 2016-08-31 | It is a kind of to prevent that pouring intraoral sizing material is broken the structure in mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106182624B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109203386A (en) * | 2018-09-27 | 2019-01-15 | 浙江三雷模塑有限公司 | Auto front grille mould material handle deforms demoulding mechanism |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09193200A (en) * | 1996-01-12 | 1997-07-29 | Nippon Plast Co Ltd | Submarine gate mold |
| CN202162969U (en) * | 2011-06-25 | 2012-03-14 | 富港电子（东莞）有限公司 | Pillow position gate type injection mold |
| CN202318790U (en) * | 2011-11-28 | 2012-07-11 | 延锋彼欧汽车外饰***有限公司 | Die glue inlet structure for middle air inlet cover of automobile |
| CN203650855U (en) * | 2013-10-14 | 2014-06-18 | 浙江万豪模塑有限公司 | Multi-point glue inlet mechanism for injection mold ejector block |
| CN205969771U (en) * | 2016-08-31 | 2017-02-22 | 武汉燎原模塑有限公司 | Structure of intraoral sizing material fracture in mould prevent to water |
-
2016
- 2016-08-31 CN CN201610781262.5A patent/CN106182624B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106182624A (en) | 2016-12-07 |
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