CN207345011U - A kind of screw thread core pulling stripper apparatus of injection mold - Google Patents
A kind of screw thread core pulling stripper apparatus of injection mold Download PDFInfo
- Publication number
- CN207345011U CN207345011U CN201721213587.XU CN201721213587U CN207345011U CN 207345011 U CN207345011 U CN 207345011U CN 201721213587 U CN201721213587 U CN 201721213587U CN 207345011 U CN207345011 U CN 207345011U
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- China
- Prior art keywords
- plate
- stripper apparatus
- fixed
- pole
- center
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Abstract
The utility model discloses a kind of screw thread core pulling stripper apparatus of injection mold,Including injection mold body,Push rod is fixed with the push plate of the die ontology,Ejector pin retaining plate and stripper apparatus,One end of the push rod is fixed in push plate through ejector pin retaining plate,The other end of the push rod and the groove contacted inner surfaces of the lower face of solid plate touch,One end of the stripper apparatus is fixed on moving clamping plate,The other end of the stripper apparatus enters in groove through the through hole on moving platen and leaves gap the outer surface of the stripper apparatus and groove,The stripper apparatus includes extension sleeve,Scalable limb and center-pole,Described center-pole one end carries step,Other end band is tapered,The scalable limb is located at the other end of center-pole,The extension sleeve is set on center-pole,The scalable limb is located in the groove of solid plate.The utility model mould structure is simple, and processing cost is low.
Description
Technical field
It the utility model is related to technical field of mold, more particularly to a kind of screw thread core pulling stripper apparatus of injection mold.
Background technology
There is much the abjection mode of internal thread on plastic, it is common have it is following several:(1) Leave out thread mode is forced.It is this
Structure is to utilize the elasticity of plastics in itself, and plastic is forced to ejection from core with push plate.Mould structure in this way
Simply, it is desirable to which the depth of thread is shallow, suitable for the not high product of required precision, while is limited by plastics kind.(2) changable spiral shell
Line mode.When taking out product, thread core is demoulded with plastic, then take out core outside mould.The mould of this mode
It is simple in structure, but need several thread cores and preheating device, it is also necessary to aid in taking core mechanism, low production efficiency, labor outside machine
Fatigue resistance is big, is only applicable to small lot production and trial-production.(3) motor-driven Leave out thread mode.This structure is mainly using when molding
Mechanical force or the band carry-over bar such as hydraulic cylinder move, the rotation of rack drives gear, makes thread core rotationally disengage product so that
The demoulding.This mode formed precision and production efficiency are high, but due to having gear, rack gearing, therefore complicated, mold
Product is larger, manufacturing cycle length, costly.
Utility model content
The purpose of this utility model is to provide a kind of screw thread core pulling stripper apparatus of injection mold, to solve above-mentioned background
The problem of being proposed in technology.To achieve the above object, the utility model provides following technical solution：
A kind of screw thread core pulling stripper apparatus of injection mold, including injection mold body, the die ontology include dynamic model
Plate, moving clamping plate, solid plate and fixed clamping plate, the solid plate upper surface are fixed with fixed clamping plate, the moving platen both ends
Moving clamping plate is fixed by square iron, the lower face of the solid plate is equipped with multiple grooves, the upper surface of the moving platen with it is described
The lower face of solid plate is fixed, and the upper surface of the moving platen is equipped with multiple through holes, the through hole with it is recessed on the solid plate
Groove is corresponding, forms cavity between moving clamping plate in the middle part of the moving platen, the moving clamping plate is equipped with push plate, in the push plate
Portion is equipped with a push plate guide rod, and one end of the push plate guide rod is fixed on moving clamping plate through push plate, the push plate guide rod it is another
One end is fixed on moving platen, and push rod, ejector pin retaining plate and stripper apparatus are fixed with the push plate, and one end of the push rod is worn
Ejector pin retaining plate to be crossed to be fixed in push plate, the groove contacted inner surfaces of the other end of the push rod and the lower face of solid plate touch,
One end of the stripper apparatus is fixed on moving clamping plate, and the other end of the stripper apparatus enters through the through hole on moving platen
Leave gap in groove and between the outer surface of the stripper apparatus and groove, the stripper apparatus includes extension sleeve, can
Flexible limb and center-pole, described center-pole one end carry step, and other end band is tapered, and the scalable limb is located at center
The other end of bar, the extension sleeve are set on center-pole, and the scalable limb is located in the groove of solid plate.
Further, cast passage is provided with the fixed clamping plate, is arranged with sprue bush outside the cast passage, institute
State and locating ring is additionally provided with outside cast passage, the cast passage is connected with running gate system.
Further, the center-pole inner hollow is formed and connected with marine riser, the marine riser with outer water tube.
Further, a temperature sensor, the temperature sensor and outer water tube are equipped with the groove of the solid plate
Solenoid valve connection, control solenoid valve opens and pours water into center-pole.
Further, a waterproof coating is additionally provided with the marine riser.
Compared with prior art, the beneficial effects of the utility model are：The utility model is provided with de- in injection mold
Die device, the collapsible limb of stripper apparatus is in expansion state under the action of center-pole, to form screw thread.Center-pole can add
Marine riser leads to cooling water.The effect of extension sleeve is collapsible limb is moved along fixed track.During die sinking, mould from point
Type face is opened, and deviates from running gate system, scalable limb is still in expansion state at this time, and bottle cap bag is on scalable limb.Ejection
When, since center-pole is fixed, and collapsible limb and extension sleeve eject together with push plate and ejector pin retaining plate, make center-pole
Front end (conical section) extracts collapsible limb out, so that each valve of collapsible limb is to contract.At this time, moving platen is in push rod
Under the action of move downward, condensate is ejected by sprue puller.After ejecting in place, each valve of scalable limb departs from plastic, i.e.,
Product is can be taken off, easy to operate, cost is low.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the structure diagram of the stripper apparatus of the utility model.
In reference numeral：1- solid plates；2- fixed clamping plates；3- pours into a mould passage；4- locating rings；5- sprue bush；6- is recessed
Groove；7- through holes；8- square iron；9- push plates；10- push plate guide rods；11- push plate fixed plates；12- push rods；13- center-poles；14- steps；
The scalable limbs of 15-；16- stretches cylinder；17- moving platens；18- moving clamping plates；19- marine risers.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, to the technical scheme in the embodiment of the utility model into
Row clearly and completely describes, it is clear that and the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower all other embodiments obtained, shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：
A kind of screw thread core pulling stripper apparatus of injection mold, including injection mold body, it is characterised in that：The mould sheet
Body includes moving platen 17, moving clamping plate 18, solid plate 1 and fixed clamping plate 2, and 1 upper surface of solid plate is fixed with cover half bottom
Moving clamping plate 18 is fixed in plate 2,17 both ends of moving platen by square iron 8, and the lower face of the solid plate 1 is equipped with multiple grooves 6,
The upper surface of the moving platen 17 and the lower face of the solid plate 1 are fixed, and the upper surface of the moving platen 17 is equipped with multiple lead to
Hole 7, the through hole 7 is corresponding with the groove 6 on the solid plate 1, shape between the middle part of moving platen 17 and moving clamping plate 18
Into cavity, the moving clamping plate 18 is equipped with push plate 9, and the middle part of push plate 9 is equipped with a push plate guide rod 10, the push plate guide rod 10
One end is fixed on moving clamping plate 18 through push plate 9, and the other end of the push plate guide rod 10 is fixed on moving platen 17, described to push away
Push rod 12, ejector pin retaining plate 11 and stripper apparatus are fixed with plate 9, one end of the push rod 12 is fixed through ejector pin retaining plate 11
In push plate 9, the other end of the push rod 12 is touched with 6 contacted inner surfaces of groove of the lower face of solid plate 1, the stripper apparatus
One end be fixed on moving clamping plate 18, the other end of the stripper apparatus enters groove 6 through the through hole 7 on moving platen 17
Leave gap between the outer surface of interior and described stripper apparatus and groove 6, the stripper apparatus includes extension sleeve 16, scalable
Limb 15 and center-pole 13, described 13 one end of center-pole carry step 14, and other end band is tapered, and the scalable limb 15 is set
In the other end of center-pole 13, the extension sleeve 16 is set on center-pole 13, and the scalable limb 15 is located at solid plate
In 1 groove 6.
Further, a cast passage 3 is provided with the fixed clamping plate 2, sprue lining is arranged with outside the cast passage 3
Set 5, the cast passage 3 are additionally provided with locating ring 4 outside, and the cast passage 3 is connected with running gate system.Poured into a mould for mould.
Further, 13 inner hollow of center-pole is formed is connected with marine riser 19, the marine riser 19 with outer water tube
It is logical.Further cool down for injection mold.
Further, a temperature sensor, the temperature sensor and external water are equipped with the groove 6 of the solid plate 1
The solenoid valve connection of pipe, control solenoid valve is opened pours water into center-pole 13.It is more intelligent, it is not necessary to manually monitoring.
Further, it is additionally provided with a waterproof coating in the marine riser 19.Prevent water from entering in stripper apparatus, influence whole
Body running.
Operation principle：The utility model is provided with stripper apparatus, the collapsible limb 15 of stripper apparatus in injection mold
Expansion state is under the action of center-pole 13, to form screw thread.Center-pole 13 can add marine riser 19 to lead to cooling water.Telescopic
The effect of cylinder 16 is collapsible limb 15 is moved along fixed track.During die sinking, mould is opened from die joint, abjection cast
System, scalable limb 15 is still in expansion state at this time, and bottle cap bag is on scalable limb 15.During ejection, due to center-pole
13 fix, and collapsible limb 15 and extension sleeve 16 eject together with push plate 9 and ejector pin retaining plate 11, before making center-pole 13
(conical section) is held to extract collapsible limb 15 out, so that each valve of collapsible limb 15 is to contract.At this time, moving platen 17 exists
Moved downward under the action of push rod 12, condensate is ejected by sprue puller.After ejecting in place, each valve of scalable limb 15 departs from
Plastic, you can take out product, easy to operate, cost is low.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of screw thread core pulling stripper apparatus of injection mold, including injection mold body, it is characterised in that：The die ontology
Including moving platen (17), moving clamping plate (18), solid plate (1) and fixed clamping plate (2), solid plate (1) upper surface is fixed
There is a fixed clamping plate (2), moving platen (17) both ends are by the fixed moving clamping plate (18) of square iron (8), under the solid plate (1)
End face is equipped with multiple grooves (6), and the upper surface and the lower face of the solid plate (1) of the moving platen (17) are fixed, described dynamic
The upper surface of template (17) is equipped with multiple through holes (7), and the through hole (7) is corresponding with the groove (6) on the solid plate (1),
Cavity is formed between moving clamping plate (18) in the middle part of the moving platen (17), the moving clamping plate (18) is equipped with push plate (9), described
A push plate guide rod (10) is equipped with the middle part of push plate (9), one end of the push plate guide rod (10) is fixed on moving clamping plate through push plate (9)
(18) on, the other end of the push plate guide rod (10) is fixed on moving platen (17), and push rod is fixed with the push plate (9)
(12), ejector pin retaining plate (11) and stripper apparatus, one end of the push rod (12) are fixed on push plate through ejector pin retaining plate (11)
(9) on, the other end of the push rod (12) is touched with groove (6) contacted inner surfaces of the lower face of solid plate (1), the demoulding dress
The one end put is fixed on moving clamping plate (18), the other end of the stripper apparatus through the through hole (7) on moving platen (17) into
Enter into groove (6) and gap is left between the outer surface of the stripper apparatus and groove (6), the stripper apparatus includes flexible
Sleeve (16), scalable limb (15) and center-pole (13), described center-pole (13) one end carry step (14), and the other end carries
Taper, the scalable limb (15) are located at the other end of center-pole (13), and the extension sleeve (16) is set in center-pole
(13) on, the scalable limb (15) is located in the groove (6) of solid plate (1).
A kind of 2. screw thread core pulling stripper apparatus of injection mold according to claim 1, it is characterised in that：The cover half bottom
A cast passage (3) is provided with plate (2), sprue bush (5), the cast passage (3) are arranged with outside the cast passage (3)
Outer to be additionally provided with locating ring (4), the cast passage (3) is connected with running gate system.
A kind of 3. screw thread core pulling stripper apparatus of injection mold according to claim 1, it is characterised in that：The center-pole
(13) inner hollow is formed and connected with marine riser (19), the marine riser (19) with outer water tube.
A kind of 4. screw thread core pulling stripper apparatus of injection mold according to claim 3, it is characterised in that：The solid plate
(1) temperature sensor is equipped with groove (6), the solenoid valve connection of the temperature sensor and outer water tube, controls electromagnetism
Valve is opened pours water into center-pole (13).
A kind of 5. screw thread core pulling stripper apparatus of injection mold according to claim 3, it is characterised in that：The marine riser
(19) waterproof coating is additionally provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721213587.XU CN207345011U (en) | 2017-09-21 | 2017-09-21 | A kind of screw thread core pulling stripper apparatus of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721213587.XU CN207345011U (en) | 2017-09-21 | 2017-09-21 | A kind of screw thread core pulling stripper apparatus of injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207345011U true CN207345011U (en) | 2018-05-11 |
Family
ID=62410472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721213587.XU Expired - Fee Related CN207345011U (en) | 2017-09-21 | 2017-09-21 | A kind of screw thread core pulling stripper apparatus of injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207345011U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110355956A (en) * | 2019-09-02 | 2019-10-22 | 李杰鹏 | A kind of injection mold pulling mechanism |
-
2017
- 2017-09-21 CN CN201721213587.XU patent/CN207345011U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110355956A (en) * | 2019-09-02 | 2019-10-22 | 李杰鹏 | A kind of injection mold pulling mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20180511 Termination date: 20190921 |