CN207072093U - Mould the core-pulling device of pipe injection mold - Google Patents
Mould the core-pulling device of pipe injection mold Download PDFInfo
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- CN207072093U CN207072093U CN201720909594.7U CN201720909594U CN207072093U CN 207072093 U CN207072093 U CN 207072093U CN 201720909594 U CN201720909594 U CN 201720909594U CN 207072093 U CN207072093 U CN 207072093U
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- core
- sliding block
- core pulling
- pulling
- modeling pipe
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Abstract
It the utility model is related to mould applications, it is therefore an objective to provide a kind of core-pulling device for moulding pipe injection mold.A kind of core-pulling device for moulding pipe injection mold, including：Core and core under modeling pipe orifice on the modeling pipe orifice being coaxially disposed；The core-pulling device of described modeling pipe injection mold also includes：Back-off groove core between core under core on modeling pipe orifice and modeling pipe orifice, core core-pulling mechanism；Back-off groove core includes：Several first take out sliding block, number it is identical with first taking out sliding block number and with first take out sliding block it is circumferentially spaced after take out sliding block；Two sides for first taking out sliding block are parallel；That takes out sliding block afterwards is shaped as sector.The core-pulling device of the modeling pipe injection mold has back-off groove and when being unable to forced stripper mechanism when moulding gusset in pipe, can extract core out.
Description
Technical field
Mould applications are the utility model is related to, especially a kind of core-pulling device for moulding pipe injection mold.
Background technology
Pipe is moulded usually through mold injection molding；Chinese Patent Application No.：CN201320142511.8 utility model discloses
A kind of nylon sleeve injection mold, including dynamic model and cover half, be provided with core in dynamic model, die cavity, core be provided with cover half
Insert in die cavity, core is installed with driving wheel group with respect to one end of die cavity, and driving wheel group is connected with a motor.Traditional modeling pipe note
Mould exists when moulding gusset in pipe and has back-off groove and when being unable to forced stripper mechanism, it is impossible to extracts the deficiency of core out；Therefore, design
It is a kind of to there is back-off groove and when being unable to forced stripper mechanism when moulding gusset in pipe, the core pulling dress of the modeling pipe injection mold of core can be extracted out
Put, turn into urgent problem to be solved.
Utility model content
The purpose of this utility model is that have to overcome modeling pipe injection mold presence traditional at present to work as gusset in modeling pipe
Back-off groove and when being unable to forced stripper mechanism, it is impossible to extract the deficiency of core out, there is provided one kind when in modeling pipe gusset there is back-off groove and not
During energy forced stripper mechanism, the core-pulling device of the modeling pipe injection mold of core can be extracted out.
Concrete technical scheme of the present utility model is：
A kind of core-pulling device for moulding pipe injection mold, including：On the modeling pipe orifice being coaxially disposed under core and modeling pipe orifice
Core；The core-pulling device of described modeling pipe injection mold also includes：Located at modeling pipe orifice on core and modeling pipe orifice under core it
Between back-off groove core, core core-pulling mechanism；Back-off groove core includes：Several first take out sliding block, and number is with first taking out sliding block number
It is identical and with first take out sliding block it is circumferentially spaced after take out sliding block；Two sides for first taking out sliding block are parallel；The shape of sliding block is taken out afterwards
For sector.During the core-pulling device core pulling of described modeling pipe injection mold, under the effect of core core-pulling mechanism, first take out sliding block outer end and take off
From gusset outside back-off groove and radially movable to outside core on the inside of gusset, first taking out sliding block in company with core on modeling pipe orifice on modeling pipe orifice
Mould moves upwardly together extraction modeling pipe upper end；Then, disengaging back-off groove outer gusset in sliding block outer end is taken out after and radially movable arrive is moulded
Under pipe orifice on the inside of the outer gusset of core, after take out sliding block and move extraction modeling pipe lower end downwardly together in company with core under modeling pipe orifice, it is complete
Into core pulling.The core-pulling device of the modeling pipe injection mold has back-off groove and when being unable to forced stripper mechanism when moulding gusset in pipe, can extract out
Core.
Preferably, described core core-pulling mechanism includes：First core pulling component and rear core pulling component；Mould core on pipe orifice
Provided with upper mesopore；Core is provided with lower mesopore under modeling pipe orifice；First core pulling component includes：In upper mesopore and upper end is provided with pull-up
The upper piston of bar, is set in the upper limit circle that upper connecting rod is outer and is connected with upper mesopore gusset, and number is identical with first taking out sliding block number
And the upper core pulling pawl being connected with upper piston lower end；Upper core pulling pawl is corresponded positioned at first taking out on the inside of sliding block and upper core pulling pawl is along upper work
The length of plug axial direction is more than the length for first taking out sliding block along upper piston axial direction；Upper core pulling pawl lower end is provided with upper stopper；Outside upper core pulling pawl
End is provided with the upper inner conical surface that small end is located at lower end, first takes out sliding block the inner and is provided with upper male cone (strobilus masculinus)；Upper core pulling pawl outer end is with first taking out sliding block
It is slidably connected between the inner by upper slide rail；Core pulling component includes afterwards：In lower mesopore and lower end is provided with the lower work of lower pull bar
Plug, is set in the lower limit circle that lower pull bar is outer and is connected with lower mesopore gusset, number taken out with after sliding block number it is identical and with lower work
The lower core pulling pawl of connection is held beyond the Great Wall；Lower core pulling pawl corresponds be located at after smoke on the inside of sliding block and lower core pulling pawl is along lower piston axial direction
Length takes out length of the sliding block along lower piston axial direction after being more than；Lower core pulling pawl upper end is provided with lower block；Lower core pulling pawl outer end is provided with small
End positioned at upper end lower inner conical surface, after take out that sliding block is inner to be provided with lower male cone (strobilus masculinus)；Lower core pulling pawl outer end and after take out between sliding block the inner
It is slidably connected by glidepath.The upper core pulling pawl outer end of core core-pulling mechanism and first taking out is slided by upper slide rail between sliding block the inner
Connection, during core pulling, make first to take out sliding block slip axially opposing with upper core pulling pawl and lateral movement radially inward, lower core pulling pawl outer end with
After take out and be slidably connected by glidepath between sliding block the inner, during core pulling, taken out after making sliding block slip axially opposing with lower core pulling pawl and
Lateral movement radially inward, compact-sized practicality；Upper stopper be beneficial to block during core pulling first take out sliding block not with upper core pulling pawl depart from；Under
Block is beneficial to after blocking to take out sliding block during core pulling and not departed from lower core pulling pawl.
Preferably, described first core pulling component also includes：The upper limit being connected on the upside of upper limit circle and with upper connecting rod
Position ring；Core pulling component also includes afterwards：The lower limit ring being connected on the downside of lower limit circle and with lower pull bar.Upper limit ring and lower limit
Position ring is beneficial to back-off groove core, moulds core on pipe orifice and mould core matched moulds under pipe orifice.
Preferably, described upper connecting rod gusset is provided with upper anti-rotation bar；Upper limit circle is upper provided with being matched with upper anti-rotation bar
Anti-rotation groove；Drop-down bar side is enclosed provided with lower anti-rotation bar；Lower limit circle is provided with the lower anti-rotation groove matched with lower anti-rotation bar.Upper anti-rotation bar with
Upper anti-rotation groove coordinates, and lower anti-rotation bar coordinates with lower anti-rotation groove, beneficial to core pulling and matched moulds.
Preferably, described upper piston lower end is provided with the locating shaft between upper core pulling pawl；Lower piston upper end is provided with
The positioning hole matched between lower core pulling pawl and with locating shaft lower end.Locating shaft and positioning hole are beneficial to position during matched moulds.
Preferably, the arc length that the described arc length for first taking out sliding block outer end takes out sliding block outer end with after is equal.Make stress equalization
Take into account and first take out the intensity that sliding block takes out sliding block with after.
Compared with prior art, the beneficial effects of the utility model are：The core-pulling device of the modeling pipe injection mold is managed when modeling
When interior gusset has back-off groove and is unable to forced stripper mechanism, core can be extracted out.The upper core pulling pawl outer end of core core-pulling mechanism is with first taking out
It is slidably connected between sliding block the inner by upper slide rail, during core pulling, makes first to take out sliding block slip axially opposing with upper core pulling pawl and along footpath
To medial motion, lower core pulling pawl outer end and after take out and be slidably connected by glidepath between sliding block the inner, during core pulling, cunning is taken out after making
Block slip axially opposing with lower core pulling pawl and lateral movement radially inward, compact-sized practicality；Upper stopper is beneficial to block during core pulling
Sliding block is first taken out with upper core pulling pawl not depart from；Lower block is beneficial to after blocking to take out sliding block during core pulling and not departed from lower core pulling pawl.Upper limit
Ring and lower limit ring are beneficial to back-off groove core, mould core on pipe orifice and mould core matched moulds under pipe orifice.Upper anti-rotation bar is prevented with upper
Turn trough coordinates, and lower anti-rotation bar coordinates with lower anti-rotation groove, beneficial to core pulling and matched moulds.Locating shaft and positioning hole are beneficial to position during matched moulds.
Take into account stress equalization and first take out the intensity that sliding block takes out sliding block with after.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model；
Fig. 2 is Fig. 1 A-A sectional views；
Fig. 3 is to mould core on pipe orifice, first take out the structural representation of sliding block and first core pulling component；
Fig. 4 be mould core under pipe orifice, after take out the structural representation of sliding block and rear core pulling component.
In figure：Modeling pipe orifice on core 1, modeling pipe orifice under core 2, back-off groove core 3, first take out sliding block 4, after take out sliding block 5,
First core pulling component 6, rear core pulling component 7, upper mesopore 8, lower mesopore 9, upper connecting rod 10, upper piston 11, upper limit circle 12, upper core pulling pawl
13rd, upper inner conical surface 14, upper male cone (strobilus masculinus) 15, upper slide rail 16, lower pull bar 17, lower piston 18, lower limit circle 19, lower core pulling pawl 20, under
Block 21, lower inner conical surface 22, lower male cone (strobilus masculinus) 23, glidepath 24, upper limit ring 25, lower limit ring 26, upper anti-rotation bar 27, upper anti-rotation
Groove 28, lower anti-rotation bar 29, lower anti-rotation groove 30, locating shaft 31, positioning hole 32, modeling pipe 33, back-off groove 34, upper stopper 35.
Embodiment
It is shown below in conjunction with the accompanying drawings that the utility model is described further.
As shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, accompanying drawing 4：A kind of core-pulling device for moulding pipe injection mold, including：Coaxially set
Core 1 and core 2 under modeling pipe orifice on the modeling pipe orifice put, between core 2 under core 1 on modeling pipe orifice and modeling pipe orifice
Back-off groove core 3, core core-pulling mechanism；Back-off groove core 3 includes：Three are first taken out sliding block 4, and number is with first taking out 4 numbers of sliding block
It is identical and with first take out sliding block 4 it is circumferentially spaced after take out sliding block 5；Two sides for first taking out sliding block 4 are parallel；Sliding block 5 is smoked afterwards
It is shaped as sector.
Described core core-pulling mechanism includes：First core pulling component 6 and rear core pulling component 7；Core 1 is provided with upper on modeling pipe orifice
Mesopore 8；Core 2 is provided with lower mesopore 9 under modeling pipe orifice；First core pulling component 6 includes：In upper mesopore 8 and upper end is provided with pull-up
The upper piston 11 of bar 10, the upper limit circle 12 that upper connecting rod 10 is outer and is welded with the upper gusset of mesopore 8 is set in, number is with first taking out sliding block
4 numbers are identical and the upper core pulling pawl 13 being connected is integrally formed with the lower end of upper piston 11；Upper core pulling pawl 13 is corresponded to be located at and first taken out
The length of the inner side of sliding block 4 and upper core pulling pawl 13 along the axial direction of upper piston 11 is more than the length for first taking out sliding block 4 along the axial direction of upper piston 11；On
The lower end of core pulling pawl 13 is provided with upper stopper 35；The upper outer end of core pulling pawl 13 is provided with the upper inner conical surface 14 that small end is located at lower end, first takes out sliding block 4
The inner is provided with upper male cone (strobilus masculinus) 15；The upper outer end of core pulling pawl 13 and first taking out is slidably connected by upper slide rail 16 between the inner of sliding block 4；After take out
Core assembly 7 includes：In lower mesopore 9 and lower end is provided with the lower piston 18 of lower pull bar 17, is set in outside lower pull bar 17 and with
The lower limit circle 19 of the gusset of mesopore 9 welding, it is identical and be integrally formed and be connected with the upper end of lower piston 18 that number takes out 5 numbers of sliding block with after
Lower core pulling pawl 20；Lower core pulling pawl 20 corresponds be located at after smoke the inner side of sliding block 5 and lower core pulling pawl 20 is along the axial direction of lower piston 18
Length takes out length of the sliding block 5 along the axial direction of lower piston 18 after being more than；The lower upper end of core pulling pawl 20 is provided with lower block 21；Outside lower core pulling pawl 20
End is provided with small end and be located at the lower inner conical surface 22 of upper end, after take out the inner of sliding block 5 and be provided with lower male cone (strobilus masculinus) 23；The lower outer end of core pulling pawl 20 is with after
Take out and be slidably connected by glidepath 24 between the inner of sliding block 5.
Described first core pulling component 6 also includes：Located at the upside of upper limit circle 12 and the upper limit ring being connected with upper connecting rod 10
25；Core pulling component 7 also includes afterwards：Located at the downside of lower limit circle 19 and the lower limit ring 26 being connected with lower pull bar 17.
The described gusset of upper connecting rod 10 is provided with upper anti-rotation bar 27；Upper limit circle 12 is provided with what is coordinated with the upper gap of anti-rotation bar 27
Upper anti-rotation groove 28；The lower gusset of pull bar 17 is provided with lower anti-rotation bar 29；Under lower limit circle 19 with the lower gap of anti-rotation bar 29 provided with coordinating
Anti-rotation groove 30.
The described lower end of upper piston 11 is provided with the locating shaft 31 between upper core pulling pawl 13；The upper end of lower piston 18 is provided with position
The positioning hole 32 matched between lower core pulling pawl 20 and with the lower end of locating shaft 31.
The arc length that the described arc length for first taking out the outer end of sliding block 4 takes out the outer end of sliding block 5 with after is equal.
The core pulling method of the core-pulling device of described modeling pipe injection mold, step 1 pull up upper connecting rod 10, in drive
Piston 11 and upper core pulling pawl 13 move upwards, first take out the slip axially opposing with upper core pulling pawl 13 of sliding block 4 and side is transported radially inward
Dynamic, the outer end for first taking out sliding block 4 departs from the outer gusset for the back-off groove 34 for moulding pipe 33；Step 2, first take out the outer end of sliding block 4 radially inward
Lateral movement pushes down upper limit circle 12 to the inner side of 1 outer gusset of core on modeling pipe orifice, the upper end of upper piston 11, and through upper limit circle
12 drive core 1 on modeling pipe orifice to move the upper end for extracting modeling pipe out upwards, first take out the upper end that sliding block 4 moulds pipe in company with extracting out；Step
One, upper connecting rod 10 is pulled up, drives upper piston 11 and upper core pulling pawl 13 to move upwards, first takes out sliding block 4 and the upper axle of core pulling pawl 13
To relative slip and lateral movement radially inward, the outer end for first taking out sliding block 4 departs from the outer gusset for the back-off groove for moulding pipe；Step 2,
First taking out the outer end of sliding block 4, to the inner side of 1 outer gusset of core on modeling pipe orifice, the upper end of upper piston 11 is pushed down for lateral movement radially inward
Upper limit circle 12, and the upward upper end for moving extraction modeling pipe of core 1 on modeling pipe orifice is driven through upper limit circle 12, first take out sliding block 4
In company with the upper end for extracting modeling pipe out；Step 3, lower pull bar 17 is pulled downward on, drives lower piston 18 and lower core pulling pawl 20 to move downward,
After take out the axially opposing slip of sliding block 5 and lower core pulling pawl 20 and lateral movement radially inward, after take out the outer end of sliding block 5 and depart from modeling pipe
The outer gusset of back-off groove；Step 4, after smoke the outer end of sliding block 5 radially inward lateral movement to core 2 outer gusset under modeling pipe orifice
Inner side, lower limit circle 19 is pushed down in the lower end of lower piston 18, and moves downward and take out through core 2 under the drive modeling pipe orifice of lower limit circle 19
Go out to mould the lower end of pipe, after take out sliding block 5 in company with extract out mould pipe lower end, complete core pulling.
The beneficial effects of the utility model are：The core-pulling device of the modeling pipe injection mold, which works as gusset in modeling pipe, has back-off groove
And when being unable to forced stripper mechanism, core can be extracted out.The upper core pulling pawl outer end of core core-pulling mechanism and first taking out passes through between sliding block the inner
Upper slide rail is slidably connected, and during core pulling, makes first to take out sliding block slip axially opposing with upper core pulling pawl and lateral movement radially inward, under take out
Core pawl outer end and after take out and be slidably connected by glidepath between sliding block the inner, during core pulling, sliding block and lower core pulling pawl axial direction are taken out after making
Relative slip and lateral movement radially inward, compact-sized practicality；Upper stopper, which is beneficial to block during core pulling, first takes out sliding block not with above taking out
Core pawl departs from；Lower block is beneficial to after blocking to take out sliding block during core pulling and not departed from lower core pulling pawl.Upper limit ring and lower limit ring are beneficial to
Back-off groove core, mould core on pipe orifice and mould core matched moulds under pipe orifice.Upper anti-rotation bar coordinates with upper anti-rotation groove, lower anti-rotation bar
Coordinate with lower anti-rotation groove, beneficial to core pulling and matched moulds.Locating shaft and positioning hole are beneficial to position during matched moulds.Stress equalization is taken into account first to take out
Sliding block takes out the intensity of sliding block with after.
It is apparent to one skilled in the art that the utility model can change into various ways, and such change is not
Think to depart from the scope of the utility model.All such technical staff to the field obviously change, and will include
Within the scope of present claims.
Claims (6)
1. a kind of core-pulling device for moulding pipe injection mold, including：Core and core under modeling pipe orifice on the modeling pipe orifice being coaxially disposed
Mould；It is characterized in that the core-pulling device of described modeling pipe injection mold also includes：Under core and modeling pipe orifice on modeling pipe orifice
Back-off groove core between core, core core-pulling mechanism；Back-off groove core includes：Several first take out sliding block, and number is with first taking out cunning
Block number it is identical and with first take out sliding block it is circumferentially spaced after take out sliding block；Two sides for first taking out sliding block are parallel；After take out sliding block
Be shaped as sector.
2. the core-pulling device of modeling pipe injection mold according to claim 1, it is characterized in that：Described core core-pulling mechanism bag
Include：First core pulling component and rear core pulling component；Core is provided with upper mesopore on modeling pipe orifice；Core is provided with lower mesopore under modeling pipe orifice；
First core pulling component includes：In upper mesopore and upper end is provided with the upper piston of upper connecting rod, be set in upper connecting rod it is outer and with upper mesopore
The upper limit circle of gusset connection, number is identical with first taking out sliding block number and upper core pulling pawl that be connected with upper piston lower end；Upper core pulling
Pawl is corresponded positioned at first taking out on the inside of sliding block and length of the upper core pulling pawl along upper piston axial direction is more than and first takes out sliding block along upper piston axle
To length；Upper core pulling pawl lower end is provided with upper stopper；Upper core pulling pawl outer end is provided with the upper inner conical surface that small end is located at lower end, first takes out cunning
Block the inner is provided with upper male cone (strobilus masculinus)；Upper core pulling pawl outer end and first taking out is slidably connected by upper slide rail between sliding block the inner；Core pulling group afterwards
Part includes：In lower mesopore and lower end is provided with the lower piston of lower pull bar, is set in outside lower pull bar and is connected with lower mesopore gusset
Lower limit circle, number takes out that sliding block number is identical and lower core pulling pawl that be connected with lower piston upper end with after；A pair of lower core pulling pawl 1
Taken out after should being located on the inside of sliding block and length of the lower core pulling pawl along lower piston axial direction be more than after take out length of the sliding block along lower piston axial direction；
Lower core pulling pawl upper end is provided with lower block；Lower core pulling pawl outer end is provided with small end and is located at the lower inner conical surface of upper end, after take out sliding block the inner and set
There is lower male cone (strobilus masculinus)；Lower core pulling pawl outer end and after take out and be slidably connected by glidepath between sliding block the inner.
3. the core-pulling device of modeling pipe injection mold according to claim 2, it is characterized in that：Described first core pulling component also wraps
Include：The upper limit ring being connected on the upside of upper limit circle and with upper connecting rod；Core pulling component also includes afterwards：On the downside of lower limit circle
And the lower limit ring being connected with lower pull bar.
4. the core-pulling device of the modeling pipe injection mold according to Claims 2 or 3, it is characterized in that：Described upper connecting rod gusset
Provided with upper anti-rotation bar；Upper limit circle is provided with the upper anti-rotation groove matched with upper anti-rotation bar；Drop-down bar side is enclosed provided with lower anti-rotation bar；Lower limit
Position circle is provided with the lower anti-rotation groove matched with lower anti-rotation bar.
5. the core-pulling device of the modeling pipe injection mold according to Claims 2 or 3, it is characterized in that：Described upper piston lower end
Provided with the locating shaft between upper core pulling pawl；Lower piston upper end is provided between lower core pulling pawl and matched with locating shaft lower end
Positioning hole.
6. the core-pulling device of the modeling pipe injection mold according to claim 1 or 2 or 3, it is characterized in that：Described first takes out sliding block
The arc length that the arc length of outer end takes out sliding block outer end with after is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720909594.7U CN207072093U (en) | 2017-07-25 | 2017-07-25 | Mould the core-pulling device of pipe injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720909594.7U CN207072093U (en) | 2017-07-25 | 2017-07-25 | Mould the core-pulling device of pipe injection mold |
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| Publication Number | Publication Date |
|---|---|
| CN207072093U true CN207072093U (en) | 2018-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720909594.7U Active CN207072093U (en) | 2017-07-25 | 2017-07-25 | Mould the core-pulling device of pipe injection mold |
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| CN (1) | CN207072093U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113020458A (en) * | 2019-12-25 | 2021-06-25 | 辽宁美托科技股份有限公司 | Permanent extrusion formula coupling crimping instrument |
-
2017
- 2017-07-25 CN CN201720909594.7U patent/CN207072093U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113020458A (en) * | 2019-12-25 | 2021-06-25 | 辽宁美托科技股份有限公司 | Permanent extrusion formula coupling crimping instrument |
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| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 315402 788 Tanjialing West Road, Lanjiang Street, Yuyao City, Ningbo City, Zhejiang Province Patentee after: Shentong Science and Technology Group Co., Ltd. Address before: 315408 788 Tanjialing West Road, Yuyao City, Ningbo City, Zhejiang Province Patentee before: Ningbo Shentong Mould & Plastic Co., Ltd. |
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| CP03 | Change of name, title or address |