CN208745268U - An anti-stick mold lifter mechanism for injection molds - Google Patents
An anti-stick mold lifter mechanism for injection molds Download PDFInfo
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- CN208745268U CN208745268U CN201821416529.1U CN201821416529U CN208745268U CN 208745268 U CN208745268 U CN 208745268U CN 201821416529 U CN201821416529 U CN 201821416529U CN 208745268 U CN208745268 U CN 208745268U
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- 238000002347 injection Methods 0.000 title claims abstract description 15
- 239000007924 injection Substances 0.000 title claims abstract description 15
- 230000007246 mechanism Effects 0.000 title claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000007493 shaping process Methods 0.000 abstract 1
- 238000000465 moulding Methods 0.000 description 8
- 238000001746 injection moulding Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 208000025962 Crush injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an anti-sticking die inclined ejection mechanism of an injection mold, which comprises an inclined ejector arranged between a mold core and an ejection plate, wherein the inclined ejector is sequentially provided with a back-off forming part, an installation part and a sliding part from top to bottom, the installation part is provided with an installation groove along the inclined ejector, a positioning plate in a cuboid shape is vertically arranged in the installation groove, the upper end and the lower end of the positioning plate are respectively provided with a first sliding surface and a second sliding surface, the first sliding surface and the second sliding surface are in sliding connection with the corresponding inner walls of the installation groove, and the upper end of the positioning plate is provided with a positioning plate forming surface which forms an inclined ejection forming surface with the back-off forming part; the mold core is provided with a guide hole for guiding the inclined top and the positioning plate to move, and the ejector plate is provided with an inclined top seat connected with a sliding part at the lower end of the inclined top. The utility model discloses rational in infrastructure, through the antiseized mould oblique jacking mechanism that locating plate and oblique jacking combination formed, simplified the structure of shaping back-off mould, reduce mould manufacturing cost, improve the benefit of enterprise.
Description
Technical field
The utility model relates to injection mold technology, in particular to the anti-sticking to mould pitched roof mechanism of a kind of injection mold.
Background technique
Injection mold mainly produces plasthetics, and the plastics melted that are heated are by injection molding machine high pressure injection type chamber, through cooling solid
It is formed after change；It needs that back-off is arranged in some plasthetics, by that will be buckled to back-off forming surface oblique top in injection molding
It is integrally formed on plasthetics, oblique top needs to be detached from the demoulding that just can be carried out next step from back-off；When lifter ejection is molded
When product, oblique top moves tripping along gradient, and injecting products can cling oblique top forming surface, such case due to expanding with heat and contract with cold
Lower injecting products can also follow oblique top mobile, lead to that crush injury occurs injecting products and type chamber into, and current mold in order to
It prevents injecting products from clinging oblique top forming surface, needs specially to increase the positioning mechanisms such as thimble or straight top, occupy a part of mold
Space, increase the difficulty of mold design, improve the manufacturing cost of mold.
Utility model content
The technical issues of the utility model solves is to provide a kind of injection mould for above-mentioned defect existing in the prior art
The anti-sticking to mould pitched roof mechanism of tool, to solve the problems mentioned in the above background technology.
To solve above-mentioned technical problem, the technical solution that the utility model is taken is as follows: a kind of anti-sticking to mould of injection mold
Pitched roof mechanism, including the oblique top being arranged between mode and liftout plate, the oblique top is disposed with back-off molding from top to bottom
Portion, mounting portion and sliding part, the mounting portion is opened along oblique top is formed with mounting groove, and one is vertically arranged in the mounting groove in rectangular
The positioning plate of body shape, the upper and lower ends of the positioning plate are respectively arranged with the first sliding surface and the second sliding surface, and described first is sliding
Dynamic face, the second sliding surface inner wall corresponding with mounting groove are slidably connected, and the positioning plate upper end is provided with and back-off forming part group
At the positioning plate forming surface of oblique top forming surface；The mode opens the guide hole for being formed with guidance oblique top and positioning plate movement, the top
Ejecting plate is provided with the tilted footstock connecting with the sliding part of oblique top lower end.
It is further described as to above-mentioned technical proposal:
In the above-mentioned technical solutions, the guide hole inner wall is by sequentially connected first guide surface, second in the counterclockwise direction
Guide surface, third guide surface and the 4th guide surface composition, vertical plane that the oblique top side is oppositely arranged by two and two
The inclined-plane composition being oppositely arranged, two vertical planes opposite with oblique top slide and connect respectively for first guide surface and third guide surface
It connects；The upper and lower part of second guide surface is respectively arranged with the first vertical plane and the first oblique surface, the 4th guide surface
Upper and lower part be respectively arranged with the second oblique surface and the second vertical plane；The first oblique surface and the 4th of second guide surface
Two inclined-planes opposite with oblique top are slidably connected second oblique surface of guide surface respectively；First vertical plane of second guide surface
Two sides opposite with positioning plate are slidably connected respectively with the second vertical plane of the 4th guide surface.
In the above-mentioned technical solutions, the liftout plate includes thimble panel and Ejector Retainer Plate setting up and down, the oblique top
Seat is fixed between thimble panel and Ejector Retainer Plate, and the upper end of the tilted footstock is horizontally disposed a sliding slot, the sliding slot upper end
It is provided with an opening, the edge of the opening is convexly equipped with guide block toward sliding slot center；The sliding part of the oblique top, which is opened, to be formed with and guide block
Corresponding groove, the guide block are embedded in groove, and the oblique top is slided along guide block level.
In the above-mentioned technical solutions, the inclination angle on the oblique top inclined-plane is 82 degree.
Compared with prior art, the utility model has the beneficial effects that: the utility model is structurally reasonable, pass through positioning plate
The anti-sticking to mould pitched roof mechanism formed in conjunction with oblique top, mold do not have to redesign and increase location structure, and injecting products can also be normal
Ejection；The structure for simplifying molding back-off mold, reduces die manufacturing cost, improves the benefit of enterprise.
Detailed description of the invention
Fig. 1 is the utility model side structure schematic view；
Fig. 2 is the A-A` the schematic diagram of the section structure in Fig. 1.
In figure: 1, moulding；2, mode；21, guide hole；211, the first oblique surface；212, the first vertical plane；213, second is perpendicular
It faces directly；214, the second oblique surface；3, positioning plate；31, positioning plate forming surface；32, the second sliding surface；33, the first sliding surface；4, tiltedly
Top；41, mounting groove；42, groove；43, it is buckled to forming part；5, tilted footstock；51, sliding slot；52, guide block；61, thimble panel；62, it pushes up
Needle bottom plate.
Specific embodiment
1 the utility model is described in further detail to attached drawing 2 with reference to the accompanying drawing.
It is exemplary by reference to the embodiment that attached drawing describes, it is intended to for explaining the application, and should not be understood as pair
The limitation of the application.In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ",
" width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the application and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.In addition, term " first ", " second "
It is used for description purposes only, is not understood to indicate or imply relative importance or implicitly indicates indicated technical characteristic
Quantity.Thus, define " first ", the feature of " second " can explicitly or implicitly include one or more spy
Sign.In the description of the present application, " several ", the meaning of " plurality " is two or more, unless otherwise clearly specific
It limits.Unless otherwise clearly defined and limited, in this application, the arts such as term " installation ", " connected ", " connection ", " fixation "
Language shall be understood in a broad sense, such as, it may be a fixed connection, may be a detachable connection, or be integrally connected；It can be machinery
Connection, is also possible to be electrically connected；It can be directly connected, two elements can also be can be indirectly connected through an intermediary
Internal connection.For the ordinary skill in the art, above-mentioned term can be understood in the application as the case may be
In concrete meaning.Unless otherwise clearly defined and limited, in this application, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to
Cross the other characterisation contact between them.And fisrt feature includes above the second feature " above ", " above " and " above "
One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special
Sign includes fisrt feature right above second feature and oblique upper under the second feature " below ", " below " and " below ", or only
Indicate that first feature horizontal height is less than second feature.
As shown in Figs. 1-2, the anti-sticking to mould pitched roof mechanism of a kind of injection mold, including be arranged between mode 2 and liftout plate
Oblique top 4, oblique top 4 is disposed with back-off forming part 43 from top to bottom, mounting portion and sliding part, mounting portion open system along oblique top 4
There is mounting groove 41, a positioning plate 3 in a rectangular parallelepiped shape is vertically arranged in mounting groove 41, the upper and lower ends of positioning plate 3 are set respectively
It is equipped with the first sliding surface 33 and the second sliding surface 32, the first sliding surface 33, the second sliding surface 32 inner wall corresponding with mounting groove 41
It is slidably connected, 3 upper end of positioning plate is provided with the positioning plate forming surface 31 that oblique top forming surface is formed with back-off forming part 43；Mode 2
It opens and is formed with guidance oblique top 4 and the mobile guide hole 21 of positioning plate 3, liftout plate is provided with to be connect with the sliding part of 4 lower end of oblique top
Tilted footstock 5.
21 inner wall of guide hole by sequentially connected first guide surface, the second guide surface, third guide surface in the counterclockwise direction with
And the 4th guide surface composition, the vertical plane and two inclined-planes being oppositely arranged that 4 side of oblique top is oppositely arranged by two form, and first
Two vertical planes opposite with oblique top 4 are slidably connected respectively for guide surface and third guide surface；The upper and lower part of second guide surface
It is respectively arranged with the first vertical plane 212 and the first oblique surface 211, the upper and lower part of the 4th guide surface is respectively arranged with second tiltedly
Guide face 214 and the second vertical plane 213；First oblique surface 211 of the second guide surface and the second oblique surface 214 of the 4th guide surface divide
Two not opposite with oblique top 4 inclined-planes are slidably connected, guidance lower edge of the oblique top 4 in the first oblique surface 211 and the second oblique surface 214
The gradient of first oblique surface 211 and the second oblique surface 214 moves obliquely obliquely in guide hole 21, the inclination angle on 4 inclined-plane of oblique top
It is 82 degree；First vertical plane 212 of the second guide surface and the second vertical plane 213 of the 4th guide surface are opposite with positioning plate 3 respectively
Two sides be slidably connected；Guidance lower edge first vertical plane of the positioning plate 3 in the first vertical plane 212 and the second vertical plane 213
212 and second vertical plane 213 moved down straight up in guide hole 21.Pass through the first oblique surface 211 and the second oblique surface
214, the first vertical plane 212 and the second vertical plane 213 guide the movement of oblique top 4 and positioning plate 3 in two different directions respectively.
Liftout plate includes thimble panel 61 and Ejector Retainer Plate 62 setting up and down, and tilted footstock 5 is fixed on 61 He of thimble panel
Between Ejector Retainer Plate 62, the upper end of tilted footstock 5 is horizontally disposed a sliding slot 51, and 51 upper end of sliding slot is provided with an opening, opening
Edge is convexly equipped with guide block 52 toward 51 center of sliding slot；The sliding part of oblique top 4, which is opened, is formed with groove 42 corresponding with guide block 52, guide block 52
It is embedded in groove 42, oblique top 4 is along the horizontal sliding of guide block 52.
As shown in Fig. 2, utility model works process, after mold injection molding, ejector retainner plate ejects upwards drives oblique top 4
Pedestal is mobile, and oblique top 4 is pushed to move along what guide hole 21 tilted upward, and the sliding part of oblique top 4 edge in the sliding slot 51 of tilted footstock 5 is led
Block 52 horizontally to the right, during oblique top 4 tilts upward, pushes positioning plate 3 to move straight up, and wherein positioning plate 3 is opposite pacifies
Tankage 41 is moved to the left along the first sliding surface 33 and 32 level of the second sliding surface, and positioning plate 3 is lifted upwards under moulding 1
End, the 43 relative injection part 1 of back-off forming part of oblique top 4 move horizontally to the right, so that back-off back-off of the forming part 43 from moulding 1
Middle disengaging, during disengaging, the lower end that moulding 1 is buckled to is stopped by the positioning plate forming surface 31 of positioning plate 3, so that injection molding
Part 1 can only be moved up and cannot be moved horizontally, and guarantee that the back-off of moulding 1 cannot cling oblique top 4 when oblique top 4 is threaded off, in oblique top 4
After the completion of tripping, oblique top 4 is continued to move up, and is ejected moulding 1 upwards by positioning plate 3, is completed demoulding.It needs next time
When injection molding, oblique top 4 and positioning plate 3 are retracted original position by ejector retainner plate downlink.
Do not limit the technical scope of the present invention above, it is all according to the utility model technical spirit to
On embodiment made by any modification, equivalent variations and modification, in the range of still falling within the technical solution of the utility model.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821416529.1U CN208745268U (en) | 2018-08-31 | 2018-08-31 | An anti-stick mold lifter mechanism for injection molds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821416529.1U CN208745268U (en) | 2018-08-31 | 2018-08-31 | An anti-stick mold lifter mechanism for injection molds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208745268U true CN208745268U (en) | 2019-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821416529.1U Active CN208745268U (en) | 2018-08-31 | 2018-08-31 | An anti-stick mold lifter mechanism for injection molds |
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| Country | Link |
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| CN (1) | CN208745268U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116945500A (en) * | 2023-07-25 | 2023-10-27 | 奇瑞汽车股份有限公司 | Core mould demoulding mechanism |
-
2018
- 2018-08-31 CN CN201821416529.1U patent/CN208745268U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116945500A (en) * | 2023-07-25 | 2023-10-27 | 奇瑞汽车股份有限公司 | Core mould demoulding mechanism |
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