CN208801572U - A kind of mould ejection deduction structure - Google Patents
A kind of mould ejection deduction structure Download PDFInfo
- Publication number
- CN208801572U CN208801572U CN201821202309.9U CN201821202309U CN208801572U CN 208801572 U CN208801572 U CN 208801572U CN 201821202309 U CN201821202309 U CN 201821202309U CN 208801572 U CN208801572 U CN 208801572U
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- CN
- China
- Prior art keywords
- ejector retainner
- retainner plate
- button hole
- sliding part
- plate
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Abstract
The utility model discloses a kind of mould ejection deduction structures, including die main body, briquetting, upper fastener, sliding part, driving spring and lower fastener.There is bottom plate, the first ejector retainner plate and the second ejector retainner plate on die main body；Briquetting is arranged on the first ejector retainner plate and surrounds sliding channel with the first ejector retainner plate, and the first button hole and the second button hole are offered on briquetting；Upper fastener is located on the second ejector retainner plate, and the bottom of upper fastener is provided with gib head, and gib head protrudes into the second button hole；Sliding part is movably arranged in sliding channel and can be moved to along sliding channel the top of gib head, and third button hole is offered on sliding part；Driving spring is arranged between the inner wall of sliding channel and sliding part；Lower fastener is arranged on bottom plate and is upward through the first button hole and third button hole, the top of lower fastener has pushing block, pushing block and/or third button hole, which are equipped with, pushes inclined-plane, and when the first ejector retainner plate moves up, pushing block can be by pushing the movement of slope driving sliding part so that sliding part is removed above gib head.
Description
Technical field
The utility model relates to the deduction structures of injection mold, especially mould ejection.
Background technique
The plastic cement products such as existing ear casing need to realize by way of Double-ejection when being molded production
Demoulding configures two secondary ejector retainner plates, realize that Double-ejection demoulds by the different trips of the secondary ejector retainner plate of control two.And it is existing
Magnet assemblies are usually used to realize the operation of Double-ejection in injection mold, and the durability of magnet is poor, and magnet can also go out
The case where now failing.The stroke of ejector retainner plate is controlled, therefore, it is necessary to a kind of higher structure of reliability to realize the secondary of mold
Ejection.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of mould ejection deduction structure of high reliablity.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of mould ejection deduction structure comprising
Die main body is located at the first ejector retainner plate above bottom plate with a bottom plate, one on the die main body, one is located at the
The second ejector retainner plate above one ejector retainner plate；
Briquetting is arranged on the first ejector retainner plate and surrounds a sliding channel with the first ejector retainner plate, offers on the briquetting
The first button hole and the second button hole up and down；
Upper fastener is arranged on the second ejector retainner plate, and the bottom of the upper fastener is provided with a gib head, and the gib head stretches to
In second button hole；
Sliding part is movably arranged in sliding channel and can be moved to along sliding channel the top of gib head, the sliding
Third button hole up and down is offered on part；
Driving spring is arranged between the inner wall of sliding channel and sliding part；
Lower fastener is arranged on bottom plate and is upward through the first button hole and third button hole, and the top of the lower fastener has
It is provided with pushing inclined-plane on pushing block, the pushing block and/or third button hole, the pushing block can lead to when first ejector retainner plate moves up
It is mobile to cross pushing slope driving sliding part, so that sliding part is removed above gib head.
Preferably, the pushing inclined-plane, and the pushing on the pushing block are provided on the pushing block and third button hole
Inclined-plane is bonded to each other with the pushing inclined-plane on third button hole.
Preferably, the end of the sliding part is provided with guiding surface or curved guiding surface for being in contact with gib head.
It preferably, further include the first position limiting structure, first position limiting structure includes the first screw thread being provided on bottom plate
Hole, the first counter sink being provided on the first ejector retainner plate, the first caging bolt compatible with the first threaded hole, first limit
The bar portion of position bolt passes through the first counter sink and is screwed onto the first threaded hole, and first caging bolt can be along the first screw thread
Mobile the distance between head and the bottom plate to change the first caging bolt in hole.
It preferably, further include the second position limiting structure, second position limiting structure includes be provided on the first ejector retainner plate
Two threaded holes, the second counter sink being provided on the second ejector retainner plate, the second caging bolt compatible with the second threaded hole, it is described
The bar portion of second caging bolt is passed through and the second counter sink and is screwed onto the second threaded hole, and second caging bolt can be along the
Mobile the distance between head and the first ejector retainner plate to change the second caging bolt of two threaded holes.
The beneficial effects of the utility model are: the utility model by briquetting, upper fastener, sliding part, driving spring and
The cooperation of the components such as lower fastener, can make the first ejector retainner plate and the second ejector retainner plate has different strokes, so that mould can be realized
The Double-ejection of tool.In addition, using driving spring as force piece, the reliability of driving spring is higher, so as to improve this
The global reliability of utility model, and upper fastener and lower fastener can be made to complete to fasten with preferable dynamics.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples:
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the enlarged drawing of part A in Fig. 1；
Fig. 3 is the assembling schematic diagram of upper fastener and lower fastener；
Fig. 4 is the structural schematic diagram of upper fastener；
Fig. 5 is the structural schematic diagram of lower fastener；
Fig. 6 is the structural schematic diagram of sliding part.
Specific embodiment
Referring to Fig.1~Fig. 6, the utility model are a kind of mould ejection deduction structures comprising die main body 10, briquetting 2,
Upper fastener 3, sliding part 4, driving spring 5 and lower fastener 6.On die main body 10 there is a bottom plate 11, one to be located on bottom plate 11
First ejector retainner plate 12, one of side is located at the second ejector retainner plate 13 of 12 top of the first ejector retainner plate；Briquetting 2 is arranged in the first ejector retainner plate 12
A sliding channel 14 above and with the first ejector retainner plate 12 is surrounded, the first button hole 21 and second up and down is offered on briquetting 2
Button hole 22；Upper fastener 3 is arranged on the second ejector retainner plate 13, the bottom of upper fastener 3 is provided with a gib head 31, which protrudes into
To the second button hole 22；Sliding part 4 is movably arranged in sliding channel 14 and can be moved to gib head 31 along sliding channel 14
Top offers third button hole 41 up and down on sliding part 4；Driving spring 5 be arranged in sliding channel 14 inner wall and
Between sliding part 4；Lower fastener 6 is arranged on bottom plate 11 and is upward through the first button hole 21 and third button hole 41, the top of lower fastener 6
Portion has pushing block 61, is provided on pushing block 61 and/or third button hole 41 and pushes inclined-plane 62, the pushing block when the first ejector retainner plate 12 moves up
61 can push sliding part 4 mobile by pushing inclined-plane 62, so that sliding part 4 is removed from the top of gib head 31.
In molding, the state of each component pushes the second top by the mandril on injection molding machine as shown in Figure 1, when die sinking
13 uplink of needle plate, since sliding part 4 is located at the top of gib head 31, the first ejector retainner plate 12 will follow the second ejector retainner plate 13 synchronous
Uplink, to realize primary demoulding.During the first 12 uplink of ejector retainner plate, the pushing block 61 on lower fastener 6 pushes sliding part
4, move sliding part 4 along sliding channel 14, sliding part 4 is removed above gib head 31, and gib head 31 is no longer bear against sliding part 4,
To make the first ejector retainner plate 12 lose the thrust of uplink, the first ejector retainner plate 12 stops uplink, and the mandril on injection molding machine continues to push away
Dynamic second ejector retainner plate, 13 plate uplink, to realize secondary demoulding.When the die is closed, each component reverse movement resets, and is restored to initial
State.
In the utility model, pushing inclined-plane 62 above-mentioned, and pushing block 61 are provided on pushing block 61 and third button hole 41
On pushing inclined-plane 62 be bonded to each other with the pushing inclined-plane 62 on third button hole 41.It certainly, also can be in pushing block 61 and third button hole
Setting pushes inclined-plane 62 on both 41 one.In addition, pushing inclined-plane 62 can also be replaced by pushing cambered surface.
The end of sliding part 4 is provided with guiding surface 42 or curved guiding surface for being in contact with gib head 31.To reduce
Frictional impact between sliding part 4 and gib head 31, improves the fluency of operation, and reduces abrasion.
The utility model further includes the first position limiting structure, specifically, the first position limiting structure includes being provided on bottom plate 11
First threaded hole 71, the first counter sink 72 being provided on the first ejector retainner plate 12, first limit compatible with the first threaded hole 71
Position bolt 73.The bar portion of first caging bolt 73 passes through the first counter sink 72 and is screwed onto the first threaded hole 71, the first limit
Bolt 73 can be moved along the first threaded hole 71 to change the distance between the head of the first caging bolt 73 and bottom plate 11.Pass through
The structure can limit the Top Runby of the first ejector retainner plate 12, while can avoid the second ejector retainner plate 13 using frictional force dragging first
12 uplink of ejector retainner plate, to play good position-limiting action to the first ejector retainner plate 12.In addition, passing through the first caging bolt of rotation
73, the stroke of also adjustable first ejector retainner plate 12, to adjust the mould.
In addition, the utility model further includes the second position limiting structure, specifically, second position limiting structure includes being provided with first
The second threaded hole 81 on ejector retainner plate 12, the second counter sink 82 being provided on the second ejector retainner plate 13, with 81 phase of the second threaded hole
Second caging bolt 83 of adaptation.The bar portion of second caging bolt 83 passes through the second counter sink 82 and is screwed onto the second threaded hole 81
Interior, the second caging bolt 83 can be moved along the second threaded hole 81 to change the head of the second caging bolt 83 and the first ejector retainner plate
The distance between 12.Likewise, opposite first ejector retainner plate, 12 uplink of the second ejector retainner plate 13 can be limited by the second position limiting structure
Distance, by the distance of the second caging bolt 83 of rotation also opposite first ejector retainner plate, 12 uplink of adjustable second ejector retainner plate 13,
To adjust the mould.In addition, can the total kilometres of the second ejector retainner plate 13 be limited and be adjusted in conjunction with the first position limiting structure
It is whole.
Above-described embodiment is the preferred embodiment of the utility model, and the utility model can also have other embodiments.Ability
The technical staff in domain can also make equivalent deformation or replacement without departing from the spirit of the present invention, these equivalent changes
Type or replacement are all contained in range set by the claim of this application.
Claims (5)
1. a kind of mould ejection deduction structure, which is characterized in that including
Die main body (10) is located at a bottom plate (11), one the first top above bottom plate (11) on the die main body (10)
Needle plate (12), second ejector retainner plate (13) above the first ejector retainner plate (12)；
Briquetting (2) is arranged on the first ejector retainner plate (12) and surrounds a sliding channel (14), the pressure with the first ejector retainner plate (12)
The first button hole (21) and the second button hole (22) up and down is offered on block (2)；
Upper fastener (3) is arranged on the second ejector retainner plate (13), and the bottom of the upper fastener (3) is provided with a gib head (31), described
Gib head (31) stretches in the second button hole (22)；
Sliding part (4) is movably arranged in sliding channel (14) and can be moved to the upper of gib head (31) along sliding channel (14)
It is square, third button hole (41) up and down is offered on the sliding part (4)；
Driving spring (5) is arranged between the inner wall and sliding part (4) of sliding channel (14)；
Lower fastener (6) is arranged on bottom plate (11) and is upward through the first button hole (21) and third button hole (41), the lower fastener
(6) top has pushing block (61), is provided on the pushing block (61) and/or third button hole (41) and pushes inclined-plane (62), works as institute
Stating the pushing block (61) when the first ejector retainner plate (12) moves up can push sliding part (4) mobile by pushing inclined-plane (62), so that sliding
Moving part (4) is removed above gib head (31).
2. a kind of mould ejection deduction structure according to claim 1, it is characterised in that: the pushing block (61) and third button
The pushing inclined-plane (62), and the pushing inclined-plane (62) on the pushing block (61) and third button hole are provided on hole (41)
(41) the pushing inclined-plane (62) on is bonded to each other.
3. a kind of mould ejection deduction structure according to claim 1, it is characterised in that: the end of the sliding part (4)
It is provided with guiding surface (42) or the curved guiding surface for being in contact with gib head (31).
4. a kind of mould ejection deduction structure according to claim 1, it is characterised in that: it further include the first position limiting structure,
First position limiting structure includes the first threaded hole (71) being provided on bottom plate (11), is provided on the first ejector retainner plate (12)
First counter sink (72) and the first threaded hole (71) compatible first caging bolt (73), first caging bolt (73)
Bar portion pass through the first counter sink (72) and be screwed onto the first threaded hole (71), first caging bolt (73) can be along the
Mobile the distance between head and bottom plate (11) to change the first caging bolt (73) of one threaded hole (71).
5. a kind of mould ejection deduction structure according to claim 1 or 4, it is characterised in that: further include the second limit knot
Structure, second position limiting structure include the second threaded hole (81) being provided on the first ejector retainner plate (12), are provided with the second thimble
The second counter sink (82) and the second threaded hole (81) compatible second caging bolt (83) on plate (13), second limit
The bar portion of position bolt (83) passes through the second counter sink (82) and is screwed onto the second threaded hole (81), second caging bolt
It (83) can be mobile to change between the head of the second caging bolt (83) and the first ejector retainner plate (12) along the second threaded hole (81)
Distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821202309.9U CN208801572U (en) | 2018-07-27 | 2018-07-27 | A kind of mould ejection deduction structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821202309.9U CN208801572U (en) | 2018-07-27 | 2018-07-27 | A kind of mould ejection deduction structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208801572U true CN208801572U (en) | 2019-04-30 |
Family
ID=66230969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821202309.9U Active CN208801572U (en) | 2018-07-27 | 2018-07-27 | A kind of mould ejection deduction structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208801572U (en) |
-
2018
- 2018-07-27 CN CN201821202309.9U patent/CN208801572U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" |
Address after: 341000, Ganzhou, Jiangxi province Yudu County town on the upper European Industrial Park Patentee after: Tianjian electroacoustic Co.,Ltd. Address before: 342300 Yudu City, Ganzhou Province town of tribute on the European Industrial Park Patentee before: JIANGXI TIANJIAN ELECTROACOUSTIC Co.,Ltd. |
|
| CP03 | "change of name, title or address" |