CN206718382U - Path barrier part with withdrawing pattern through hole diclinic top demoulding mould - Google Patents
Path barrier part with withdrawing pattern through hole diclinic top demoulding mould Download PDFInfo
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- CN206718382U CN206718382U CN201720450419.6U CN201720450419U CN206718382U CN 206718382 U CN206718382 U CN 206718382U CN 201720450419 U CN201720450419 U CN 201720450419U CN 206718382 U CN206718382 U CN 206718382U
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Abstract
The utility model discloses the diclinic top demoulding mould of the path barrier part with withdrawing pattern through hole, including rear mold mold insert, oblique top I, oblique top II and thimble；Groove is provided with rear mold mold insert；Through hole I is provided with rear mold mold insert, the through hole I is located at groove close to the side of rear mold mold insert axis；Through hole II is provided with oblique top I, one end of the through hole II connects with groove, the other end extends away from rear mold mold insert axis direction backward through oblique top I, and one end of the thimble is fixedly connected with oblique top II, and the other end of thimble is located at one end away from groove bottom land in through hole II；Resigning mouthful is provided between groove and through hole I；It is blocking that flute profile is provided with face away from groove bottom land in oblique top I.Diclinic top demoulding mould is so used, is avoided when the path barrier part oblique top that one section of groove is carried on hole wall is stripped, it may appear that product is sticky in the situation appearance for causing product not to be stripped smoothly in oblique top.
Description
Technical field
It the utility model is related to a kind of demoulding mould, and in particular to the path barrier part with withdrawing pattern through hole is stripped with diclinic top
Mould.
Background technology
Mould, in industrial production being molded, being blow molded, extruding, die casting or obtain the methods of forging forming, smelting, punching press
The various moulds and instrument of required product.In brief, mould is the instrument for formed article, and this instrument is by various parts
Form, different moulds is made up of different parts.It mainly realizes article by the change of institute's moulding material physical state
The processing of profile.
Some external diameters in order to coordinate with other parts, can be set on its centre bore hole wall in below 100mm path barrier part
One section of groove.Simultaneously for the ease of withdrawing pattern after injection, the centre bore is provided with certain pattern draft, makes hole wall with respect to axially bored line
Form 5 ° or so of angle.The mould of the moulding of this kind of one section of groove of hole wall band, space is small, can not make sliding block, generally select
Oblique top is done to make its demoulding.But when when being stripped by oblique top, not only occur that product is sticky in oblique top and causes product can not
Situation about being smoothly stripped occurs, and the situation that directly the oblique top demoulding can cause groove to be pulled occurs.
Utility model content
The utility model purpose is to provide the path barrier part diclinic top demoulding mould with withdrawing pattern through hole, solves in hole
When path barrier part oblique top with one section of groove on wall is stripped, not only occur that product is sticky in oblique top and causes product can not
The smoothly demoulding, and the directly oblique top demoulding can cause the situation produced problem that groove is pulled.The targeted tool of the utility model
The path barrier part for having withdrawing pattern through hole is that can do the barrier part of pattern draft, and the barrier part diameter is in below 100mm, and mainly for straight
Barrier part of the footpath in 40mm or so.
The utility model is achieved through the following technical solutions：
Path barrier part with withdrawing pattern through hole diclinic top demoulding mould, including rear mold mold insert, oblique top I, oblique top II and top
Pin, the rear mold mold insert is into circular cone shape, and its small end is upward；
Groove is provided with the side wall of rear mold mold insert, the groove connects the both ends of rear mold mold insert, and rear mold mold insert
Projection line on the bottom land of groove of axis and the axis form sharp angle α, the sharp angle α is located at the small end side of rear mold mold insert
To；The oblique top I is located in groove, and the geomery of oblique top I is consistent with groove；
Through hole I is provided with rear mold mold insert, the through hole I is located at groove close to the side of rear mold mold insert axis, through hole I
The both ends of rear mold mold insert are connected, and the axis of the axis of through hole I and rear mold mold insert formed in the small extreme direction of rear mold mold insert it is sharp
Angle beta, the oblique top II coordinates with through hole I, and the acute angles beta<Sharp angle α；
Through hole II is provided with oblique top I, one end of the through hole II connects with groove, and the other end is backward through oblique top I
Away from the extension of rear mold mold insert axis direction, one end of the thimble is fixedly connected with oblique top II, and the other end of thimble is located at through hole
One end away from groove bottom land in II；
Resigning mouthful is provided between groove and through hole I, pushes up thimble, thimble can exit from resigning mouthful；
It is blocking that flute profile is provided with face away from groove bottom land in oblique top I.The blocking size of flute profile and path barrier part hole
Groove size on wall is consistent.Angle between the value of the acute angles beta and the centre bore hole wall and axially bored line of path barrier part is consistent,
It is i.e. consistent with the pattern draft of centre bore.The sharp angle α is 3 °~15 °.
It is molded after matched moulds, after completing injection, exits preceding mould, then releases oblique top I and oblique top II from rear mold mold insert small end；By
In acute angles beta<Sharp angle α, oblique top I are more than the distance of the movement of oblique top II in the distance moved on rear mold mold insert axis direction,
The minimum spacing between oblique top I and oblique top II is caused constantly to reduce, and the face contacted in oblique top I with product avoids away from product
Product is sticky in oblique top, while causes the grooves to block away from the groove on product inwall, the groove of resigning product, is avoided directly
The situation that product inboard wall groove caused by the demoulding is pulled occurs；As the minimum spacing between oblique top I and oblique top II constantly contracts
Small, one end away from oblique top II is moved to the hole wall of product on thimble, and withstands product, makes product with oblique top I and oblique top II
Movement and move, so as to complete the demoulding of product.Diclinic top demoulding mould is so used, avoids and one section is carried on hole wall
During the path barrier part oblique top demoulding of groove, it may appear that the situation that product is sticky in oblique top and causes product and can not smoothly be stripped goes out
It is existing, it is thus also avoided that the situation that the groove on product inwall is pulled occurs, and improves product quality.
Further, guide table is set at the big end of rear mold mold insert, the guide table is cylindrical type, and it is total to rear mold mold insert
Axis；
Pilot hole is provided with guide table, the pilot hole connects one end away from rear mold mold insert on groove and guide table
It is logical, and the diameter parallel of pilot hole is in projection line of the axis on the bottom land of groove of rear mold mold insert, away from rear mold in oblique top I
One end of mold insert small end is provided with gib block, on the gib block one end away from oblique top I pass after pilot hole with linear drive
Dynamic device connection；
One end on the through hole I close to guide table continues to extend, and runs through guide table, away from rear mold in the oblique top II
One end of mold insert small end is connected after guide table is passed from through hole I with linear drive device.Guide table is to oblique top I and oblique top II
Guide effect is played, avoids oblique top I and the moving direction of oblique top II from deviateing direction initialization.
Further, the cross section of the pilot hole is square, the cross sectional dimensions of the gib block and the horizontal stroke of pilot hole
Sectional dimension is consistent.
The cross section of the through hole I is square, the cross sectional dimensions of the oblique top II and the cross sectional dimensions one of through hole I
Cause.
The cross section for being directed to hole, gib block, through hole I and oblique top II is respectively provided with squarely, is easy to of the present utility model group
Device, when avoiding being arranged to circle, setup error, improve production mould and make the efficiency of product.
Further, the axis of the thimble is vertical with the axis of through hole I.Due to the axis and rear mold mold insert of through hole I
Axis forms acute angles beta in the small extreme direction of rear mold mold insert, between the value of acute angles beta and the centre bore hole wall and axially bored line of path barrier part
Angle it is consistent, i.e., consistent with the pattern draft of centre bore, then the axis of thimble is vertical perpendicular to the center hole wall of path barrier part,
Thimble 5 is set to drive path barrier part path barrier part can be driven to be stripped when being stripped, but the inwall of not scratch path barrier part.
Further, be arcwall face away from one end of oblique top II on the thimble, and with remote groove bottom land in oblique top I
Face is coplanar, axis and the rear mold mold insert coaxial line of this arcwall face, so that the face away from groove bottom land in oblique top I is smoothly transitted into top
On pin on the end face away from oblique top II.
One end away from oblique top II on thimble is arranged to the arcwall face consistent with rear mold mold insert side wall, avoids product note
When being moulded into shape, depression or raised is produced at through hole II, and then avoids percent defective increase or number of rewelding increases.
Further, the thimble is fixed by bolt and oblique top II, and the bolt is dormant bolt.
The utility model compared with prior art, has the following advantages and advantages：
1st, the utility model has the path barrier part diclinic top demoulding mould of withdrawing pattern through hole, is molded after matched moulds, completes note
After modeling, preceding mould is exited, then releases oblique top I and oblique top II from rear mold mold insert small end；Due to acute angles beta<Sharp angle α, oblique top I is vertical
It is more than the distance of the movement of oblique top II in the distance moved on rear mold mold insert axis direction, causes between oblique top I and oblique top II most
Small spacing constantly reduces, and the face contacted in oblique top I with product avoids product from being sticky in oblique top, while make groove away from product
Block is formed away from the groove on product inwall, the groove of resigning product, avoids product inboard wall groove quilt directly caused by the demoulding
Situation about pulling occurs；As the minimum spacing between oblique top I and oblique top II constantly reduces, one end away from oblique top II on thimble
Moved to the hole wall of product, and withstand product, product is moved with the movement of oblique top I and oblique top II, so as to complete product
The demoulding.Diclinic top demoulding mould is so used, is avoided when the path barrier part oblique top that one section of groove is carried on hole wall is stripped,
Occur that product is sticky in the situation appearance for causing product not to be stripped smoothly in oblique top, it is thus also avoided that recessed on product inwall
The situation that groove is pulled occurs, and improves product quality；
2nd, the utility model has the path barrier part diclinic top demoulding mould of withdrawing pattern through hole, and guide table is to oblique top I and tiltedly
Guide effect is played on top II, avoids oblique top I and the moving direction of oblique top II from deviateing direction initialization；
3rd, the utility model has the path barrier part diclinic top demoulding mould of withdrawing pattern through hole, is directed to hole, gib block, leads to
Hole I and the cross section of oblique top II are respectively provided with squarely, are easy to of the present utility model group of device, when avoiding being arranged to circle, installation
Mistake, improve production mould and make the efficiency of product.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the utility model embodiment, forms the one of the application
Part, the restriction to the utility model embodiment is not formed.In the accompanying drawings：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of rear mold mold insert；
The sectional view of Fig. 3 rear mold mold inserts；
Fig. 4 is the connection diagram of oblique top I and oblique top II；
Fig. 5 is the component diagram of oblique top I and oblique top II；
Fig. 6 is sectional view when the utility model is molded；
Fig. 7 is sectional view when the utility model is stripped；
Fig. 8 is the sectional view of moulding.
Mark and corresponding parts title in accompanying drawing：
1- rear mold mold inserts, 2- oblique tops I, 3- oblique tops II, 4- grooves, 5- thimbles, 6- through holes I, 7- through holes II, 8- resigning mouthfuls,
9- guide tables, 10- pilot holes, 11- gib blocks, 12- bolts, 13- flute profiles are blocking.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, with reference to embodiment and accompanying drawing,
The utility model is described in further detail, and exemplary embodiment of the present utility model and its explanation are only used for explaining this
Utility model, it is not intended as to restriction of the present utility model.
Embodiment 1
As Figure 1-Figure 8, the utility model has the path barrier part diclinic top demoulding mould of withdrawing pattern through hole, including rear
Mould mold insert 1, oblique top I 2, oblique top II 3 and thimble 5, the rear mold mold insert 1 is into circular cone shape, and its small end is upward；
Groove 4 is provided with the side wall of rear mold mold insert 1, the groove 4 connects the both ends of rear mold mold insert 1, and rear mold
Projection line of the axis of mold insert 1 with the axis on the bottom land of groove 4 forms sharp angle α, and the sharp angle α is located at rear mold mold insert 1
Small extreme direction；The oblique top I 2 is located in groove 4, and the geomery of oblique top I 2 is consistent with groove 4；
It is provided with through hole I 6 in rear mold mold insert 1, the through hole I 6 is located at groove 4 close to the side of the axis of rear mold mold insert 1,
Through hole I 6 connects the both ends of rear mold mold insert 1, and the axis of the axis of through hole I 6 and rear mold mold insert 1 is in the small end of rear mold mold insert 1
Direction forms acute angles beta, and the oblique top II 3 coordinates with through hole I 6, and the acute angles beta<Sharp angle α；
Through hole II 7 is provided with oblique top I 2, one end of the through hole II 7 connects with groove 4, and the other end runs through oblique top I 2
It is backward to be fixedly connected away from the axis direction extension of rear mold mold insert 1, one end of the thimble 5 with oblique top II 3, the other end of thimble 5
One end away from the bottom land of groove 4 in through hole II 7；
Resigning mouthful 8 is provided between groove 4 and through hole I 6, pushes up thimble 5, thimble 5 can exit from resigning mouthful 8；
Flute profile blocking 13 is provided with face away from the bottom land of groove 4 in oblique top I 2.The size and path of flute profile blocking 13
Groove size on barrier part hole wall is consistent.Folder between the value of the acute angles beta and the centre bore hole wall and axially bored line of path barrier part
Angle is consistent, i.e., consistent with the pattern draft of centre bore.The sharp angle α is 3 °~15 °.
It is molded after matched moulds, after completing injection, exits preceding mould, then releases oblique top I 2 and oblique top II from the small end of rear mold mold insert 1
3；Due to acute angles beta<Sharp angle α, oblique top I 2 move in the distance moved on the axis direction of rear mold mold insert 1 more than oblique top II 3
Distance, cause the minimum spacing between oblique top I 2 and oblique top II 3 constantly to reduce, and the face contacted in oblique top I 2 with product is remote
Product；As the minimum spacing between oblique top I 2 and oblique top II 3 constantly reduces, one end away from oblique top II 3 is to product on thimble 5
Hole wall movement, and withstand product, product moved with the movement of oblique top I 2 and oblique top II 3, so as to complete the de- of product
Mould.Diclinic top demoulding mould is so used, avoids when the path barrier part oblique top that one section of groove is carried on hole wall is stripped, can go out
Existing product, which is sticky in the situation for causing product not to be stripped smoothly in oblique top, to be occurred, and improves product quality.
Embodiment 2
The utility model is on the basis of embodiment 1, and the utility model is further illustrated.
As Figure 1-Figure 8, the utility model has the path barrier part diclinic top demoulding mould of withdrawing pattern through hole, in rear mold
The big end of mold insert 1 sets guide table 9, and the guide table 9 is cylindrical type, itself and the coaxial line of rear mold mold insert 1；
Be provided with pilot hole 10 in guide table 9, the pilot hole 10 by groove 4 and guide table 9 away from rear mold mold insert 1
One end connection, and the diameter parallel of pilot hole 10 is in projection line of the axis on the bottom land of groove 4 of rear mold mold insert 1, oblique
Push up one end away from the small end of rear mold mold insert 1 on I 2 and be provided with gib block 11, one end away from oblique top I 2 is worn on the gib block 11
It is connected after going out pilot hole 10 with linear drive device；
One end on the through hole I 6 close to guide table 9 continues to extend, and runs through guide table 9, remote in the oblique top II 3
One end of the small end of rear mold mold insert 1 is connected after guide table 9 is passed from through hole I 6 with linear drive device.Guide table is to oblique top I 2
Guide effect is played with oblique top II 3, avoids oblique top I 2 and the moving direction of oblique top II 3 from deviateing direction initialization.
Embodiment 3
The utility model is on the basis of embodiment 2, and the utility model is further illustrated.
As Figure 1-Figure 8, the utility model has the path barrier part diclinic top demoulding mould of withdrawing pattern through hole, the top
The axis of pin 5 is vertical with the axis of through hole I 6.Because the axis of through hole I 6 and the axis of rear mold mold insert 1 are in the small of rear mold mold insert 1
Extreme direction forms acute angles beta, and the angle between the value of acute angles beta and the centre bore hole wall and axially bored line of path barrier part is consistent, i.e., with
The pattern draft in heart hole is consistent, then the axis of thimble 5 is vertical perpendicular to the center hole wall of path barrier part, thimble 5 is driven path
When barrier part is stripped, path barrier part can be driven to be stripped, but the inwall of not scratch path barrier part.
Embodiment 4
The utility model is on the basis of embodiment 2, and the utility model is further illustrated.
As Figure 1-Figure 8, the utility model has the path barrier part diclinic top demoulding mould of withdrawing pattern through hole, described to lead
It is square to the cross section in hole 10, the cross sectional dimensions of the gib block 11 is consistent with the cross sectional dimensions of pilot hole 10.
The cross section of the through hole I 6 is square, the cross sectional dimensions of the oblique top II 3 and the cross sectional dimensions of through hole I 6
Unanimously.
The cross section for being directed to hole 10, gib block 11, through hole I 6 and oblique top II 3 is respectively provided with squarely, is easy to this practicality new
The group device of type, when avoiding being arranged to circle, setup error, improve production mould and make the efficiency of product.
Embodiment 5
The utility model is on the basis of embodiment 1, and the utility model is further illustrated.
As Figure 1-Figure 8, the utility model has the path barrier part diclinic top demoulding mould of withdrawing pattern through hole, the top
One end away from oblique top II 3 is arcwall face on pin 5, and coplanar with the face away from the bottom land of groove 4 in oblique top I 2, the axle of this arcwall face
Line and the coaxial line of rear mold mold insert 1, so that the face away from the bottom land of groove 4 in oblique top I 2 is smoothly transitted on thimble 5 away from oblique top II 3
End face on.
One end away from oblique top II 3 on thimble 5 is arranged to the arcwall face consistent with the side wall of rear mold mold insert 1, avoids production
During product injection molded, depression or raised is produced at through hole II 7, and then avoids percent defective increase or number of rewelding increases.
Further, the thimble 5 is fixed by bolt 12 and oblique top II 3, and the bolt 12 is dormant bolt.
Above-described embodiment, the purpose of this utility model, technical scheme and beneficial effect are entered
One step describes in detail, should be understood that and the foregoing is only specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, it is all within the spirit and principles of the utility model, any modification for being made, equally replace
Change, improve, should be included within the scope of protection of the utility model.
Claims (8)
1. the path barrier part diclinic top demoulding mould with withdrawing pattern through hole, it is characterised in that：Including rear mold mold insert (1), oblique top I
(2), oblique top II (3) and thimble (5), the rear mold mold insert (1) is into circular cone shape；
Groove (4) is provided with the side wall of rear mold mold insert (1), the groove (4) connects the both ends of rear mold mold insert (1), and
Projection line of the axis of rear mold mold insert (1) with the axis on the bottom land of groove (4) forms sharp angle α, and the sharp angle α is located at rear mold
The small extreme direction of mold insert (1)；The oblique top I (2) is located in groove (4), and the geomery of oblique top I (2) with groove (4) one
Cause；
Through hole I (6) is provided with rear mold mold insert (1), the through hole I (6) is located at groove (4) close to rear mold mold insert (1) axis
Side, through hole I (6) connects the both ends of rear mold mold insert (1), and the axis of the axis of through hole I (6) and rear mold mold insert (1) exists
The small extreme direction of rear mold mold insert (1) forms acute angles beta, and the oblique top II (3) coordinates with through hole I (6), and the acute angles beta<Sharp angle α；
Through hole II (7) is provided with oblique top I (2), one end of the through hole II (7) connects with groove (4), and the other end is through oblique
Push up I (2) backward away from rear mold mold insert (1) axis direction to extend, one end of the thimble (5) is fixedly connected with oblique top II (3), is pushed up
The other end of pin (5) is located at one end away from groove (4) bottom land in through hole II (7)；
Resigning mouthful (8) is provided between groove (4) and through hole I (6), pushes up thimble (5), thimble (5) can be from resigning mouthful (8)
In exit；
Flute profile to be provided with the face away from groove (4) bottom land blocking (13) in oblique top I (2).
2. the diclinic top demoulding mould of the path barrier part with withdrawing pattern through hole according to claim 1, it is characterised in that：
The big end of rear mold mold insert (1) sets guide table (9), and the guide table (9) is cylindrical type, itself and rear mold mold insert (1) coaxial line；
Pilot hole (10) is provided with guide table (9), after the pilot hole (10) will be remote on groove (4) and guide table (9)
Mould mold insert (1) one end connection, and the diameter parallel of pilot hole (10) in rear mold mold insert (1) axis groove (4) bottom land
On projection line, one end of rear mold mold insert (1) small end is provided with gib block (11), the gib block in oblique top I (2)
(11) one end away from oblique top I (2) passes pilot hole (10) and is connected afterwards with linear drive device on；
One end on the through hole I (6) close to guide table (9) continues to extend, and runs through guide table (9), on the oblique top II (3)
One end away from rear mold mold insert (1) small end passes guide table (9) from through hole I (6) and is connected afterwards with linear drive device.
3. the diclinic top demoulding mould of the path barrier part with withdrawing pattern through hole according to claim 2, it is characterised in that：Institute
The cross section for stating pilot hole (10) is square, the cross sectional dimensions of the gib block (11) and the cross sectional dimensions of pilot hole (10)
Unanimously.
4. the diclinic top demoulding mould of the path barrier part with withdrawing pattern through hole according to claim 1, it is characterised in that：Institute
The axis for stating thimble (5) is vertical with the axis of through hole I (6).
5. the diclinic top demoulding mould of the path barrier part with withdrawing pattern through hole according to claim 1, it is characterised in that：Institute
It is square to state the cross section of through hole I (6), and the cross sectional dimensions of the oblique top II (3) is consistent with the cross sectional dimensions of through hole I (6).
6. the diclinic top demoulding mould of the path barrier part with withdrawing pattern through hole according to claim 1, it is characterised in that：Institute
It is arcwall face to state one end away from oblique top II (3) on thimble (5), and coplanar with the face away from groove (4) bottom land in oblique top I (2),
The axis of this arcwall face and rear mold mold insert (1) coaxial line, so that the face away from groove (4) bottom land is smoothly transitted into oblique top I (2)
On thimble (5) on the end face away from oblique top II (3).
7. the diclinic top demoulding mould of the path barrier part with withdrawing pattern through hole according to claim 1, it is characterised in that：Institute
It is fixed by bolt (12) and oblique top II (3) to state thimble (5), the bolt (12) is dormant bolt.
8. the diclinic top demoulding mould of the path barrier part with withdrawing pattern through hole according to any one of claim 1-7, its
It is characterised by：The sharp angle α is 3 °~15 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720450419.6U CN206718382U (en) | 2017-04-26 | 2017-04-26 | Path barrier part with withdrawing pattern through hole diclinic top demoulding mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720450419.6U CN206718382U (en) | 2017-04-26 | 2017-04-26 | Path barrier part with withdrawing pattern through hole diclinic top demoulding mould |
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| Publication Number | Publication Date |
|---|---|
| CN206718382U true CN206718382U (en) | 2017-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720450419.6U Active CN206718382U (en) | 2017-04-26 | 2017-04-26 | Path barrier part with withdrawing pattern through hole diclinic top demoulding mould |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106956405A (en) * | 2017-04-26 | 2017-07-18 | 泸州市胜科模具制造有限公司 | Improve the demoulding mould of path tubular moulding surface quality |
| CN110605832A (en) * | 2019-09-18 | 2019-12-24 | 深圳市杰美晟模具有限公司 | Pitched roof demoulding structure |
-
2017
- 2017-04-26 CN CN201720450419.6U patent/CN206718382U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106956405A (en) * | 2017-04-26 | 2017-07-18 | 泸州市胜科模具制造有限公司 | Improve the demoulding mould of path tubular moulding surface quality |
| CN110605832A (en) * | 2019-09-18 | 2019-12-24 | 深圳市杰美晟模具有限公司 | Pitched roof demoulding structure |
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