CN206406386U - Chair back inner panel inclined hole mould core pulling mechanism - Google Patents
Chair back inner panel inclined hole mould core pulling mechanism Download PDFInfo
- Publication number
- CN206406386U CN206406386U CN201621321378.2U CN201621321378U CN206406386U CN 206406386 U CN206406386 U CN 206406386U CN 201621321378 U CN201621321378 U CN 201621321378U CN 206406386 U CN206406386 U CN 206406386U
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- pin
- inclined hole
- inner panel
- chair back
- mould
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Abstract
The utility model discloses a kind of chair back inner panel inclined hole mould core pulling mechanism, including the first pin, second pin and elastic component, first pin is fixed on mould, second pin slides and is obliquely arranged at the lower mould, the upper mould and the lower mould matched moulds formation die cavity, the lower end of first pin has the first cylinder stretched into the die cavity, the upper end of second pin has the second cylinder obliquely stretched into the die cavity, the elastic component flexibly supports second pin, so that second cylinder combines and is used for the inclined hole to form chair back inner panel with the first cylinder.The utility model chair back inner panel inclined hole mould core pulling mechanism has simple in construction, and mould is easy to process, and adult is low, the short advantage of injection cycle.
Description
Technical field
The utility model is related to a kind of mould, more particularly to a kind of chair back inner panel inclined hole mould core pulling mechanism.
Background technology
It is general to be connected using screw with the handware 400 inlayed in chair back inner panel 200 when installing chair back inner panel 200,
Prevent screw head surface from the parallel surface for fitting in chair back inner panel 200 in order to avoid being arranged on straight hole in screw, therefore, lead to
Inclined hole 201 ' often is offered on chair back inner panel 200, while handware 400 is inlayed in inclined hole 201 ', as shown in Figures 1 and 2,
This inclined hole 201 ' is usually what is formed during the chair back inner panel 200 is molded.
Existing injection mold 300 carries out core pulling in processing inclined 201 ' usually using oil cylinder 301, as shown in figure 3,
One line position 302 is set on mould, line position 302 is provided with inclined-plane 302a and sliding block 303, sliding block 303 and long column 304 is set,
Long column 304, which is stretched out in die cavity 305, to be used to form inclined hole 201 '；When injection completion needs the demoulding, it is necessary first to start oil cylinder
301, make oil cylinder 301 drive line position 302 to move, so that sliding block 303 is slided in inclined-plane 302a, grown so as to be driven using sliding block 303
Post 304 first exits the inclined hole 201 ' of chair back inner panel 200, finally just carries out the demoulding of product.Although above-mentioned this mode can be processed
Go out inclined hole 201 ', still, its is complicated, make mould processing very difficult, and part is more, it is necessary to use oil cylinder 301, produces
Cost is high, also, also needs to oil cylinder 301 before the demoulding and first carry out core pulling, and injection cycle is long.
Utility model content
The purpose of this utility model is to provide a kind of chair back inner panel inclined hole mould core pulling mechanism, its have it is simple in construction,
Mould is easy to process, and adult is low, the short advantage of injection cycle.
To achieve these goals, the chair back inner panel inclined hole mould core pulling mechanism that the utility model is provided includes the first edge
Pin, the second pin and elastic component, first pin are fixed on mould, and second pin is slided and is obliquely arranged at down
Mould, the upper mould and the lower mould matched moulds formation die cavity, the lower end of first pin has stretch into the die cavity first
Cylinder, the upper end of second pin has the second cylinder obliquely stretched into the die cavity, and the elastic component is flexibly supported
Second pin is pushed up, so that second cylinder combines and be used for the inclined hole to form chair back inner panel with the first cylinder.
Compared with prior art, because the utility model is by setting the first pin and the second pin, and described first
The lower end of pin sets the first cylinder, and the second cylinder is set in the lower end of second pin, using make second cylinder with
First cylinder is combined, so as to reach the purpose for the inclined hole to form chair back inner panel in injection；It is simple in construction；Also, it is logical
Cross and first pin is arranged on upper mould, in die sinking, first pin can follow the upper mould to depart from the inclined hole
Upper part, meanwhile, when the thimble of mould ejects the chair back inner panel, second pin is pushed up in the presence of the elastic component
Go out, because the second cylinder has only formed the lower part of the inclined hole, therefore greatly extremely short second cylinder with it is described tiltedly
The stroke of the back-off formed between hole, now the chair back inner panel is that can deviate from second edge by force with less deformation
Pin, and then smoothly it is safely extracted out product；So mould is easy to process, and carries out core pulling without using traditional oil cylinder, into
Body is low, and injection cycle is short.
It is preferred that first cylinder is in vertically to stretch in the die cavity.
It is preferred that first cylinder is used for the upper part for forming the inclined hole, second cylinder is used to form described
The lower part of inclined hole.
It is preferred that the chair back inner panel inclined hole mould core pulling mechanism also includes mold insert, the mold insert is fixed on the lower mould.
Set the mold insert that second pin and elastic component can be made to install simple and convenient.
Specifically, the mold insert offers shoulder hole, and the shoulder hole is externally provided with fixed block, and second pin is placed in
In the shoulder hole, the elastic component is placed in the macropore of the shoulder hole and two ends contradict second pin and institute respectively
Fixed block is stated, the fixed block is fixedly connected by screw with the mold insert.
It is preferred that the elastic component is compression spring.
Brief description of the drawings
Fig. 1 is the structure chart that chair back inner panel sets inclined hole.
Fig. 2 is the profile of the inclined hole of chair back inner panel.
Fig. 3 is the structure chart of existing chair back inner panel inclined hole mould core pulling mechanism.
Fig. 4 is the structure chart of chair back inner panel inclined hole mould core pulling mechanism of the present utility model.
Fig. 5 is the enlarged drawing of part A in Fig. 4.
Embodiment
To describe technology contents of the present utility model, construction feature, the effect realized in detail, below in conjunction with embodiment
And coordinate accompanying drawing to be explained in detail.
As shown in Figures 4 and 5, the utility model chair back inner panel inclined hole mould core pulling mechanism 100 includes the first pin 1, the
Two pins 2 and elastic component 3, the elastic component 3 are compression spring.First pin 1 is fixed on mould 101, second edge
Pin 2 slides and is obliquely arranged at the lower mould 102, the upper mould 101 and the lower matched moulds of the mould 102 formation die cavity 103, institute
Stating the lower end of the first pin 1 has the first cylinder 11, and first cylinder 11 is in vertically to stretch in the die cavity 103.Described
The upper end of two pins 2 has the second cylinder 21 obliquely stretched into the die cavity 103, and the elastic component 3 flexibly supports institute
The second pin 2 is stated, so that second cylinder 21 combines and be used for the inclined hole for forming chair back inner panel 200 with the first cylinder 11
201, and first cylinder 11 is used to form the upper part of the inclined hole 201, and second cylinder 21 is used to form described
The lower part of inclined hole 201.
In addition, first cylinder 11 is in be vertically arranged the upper part of the inclined hole 201 to be formed also in being vertically arranged, only
The lower part for having the inclined hole 201 is inclined to set, and due to handware 400 be located at the inclined hole 201 lower part, screw with
The live part that the inclined hole 201 is connected only has lower part, therefore, and the upper part of the inclined hole 201 is to using without generation shadow
Ring.
Again as shown in Figures 4 and 5, the chair back inner panel inclined hole mould core pulling mechanism 100 also includes mold insert 4, the mold insert 4
It is fixed on the lower mould 102.Set the mold insert 4 that second pin 2 and elastic component 3 can be made to install simple and convenient.It is described
Mold insert 4 offers shoulder hole 41, and the shoulder hole 41 is externally provided with fixed block 42, and second pin 2 is placed in the shoulder hole
In 41, the elastic component 3 is placed in the macropore of the shoulder hole 41 and two ends contradict second pin 2 and described solid respectively
Determine block 42, the fixed block 42 is fixedly connected by screw 43 with the mold insert 4.
Compared with prior art, because the utility model is by setting the first pin 1 and the second pin 2, and described the
The lower end of one pin 1 sets the first cylinder 11, and the second cylinder 21 is set in the lower end of second pin 2, using making described the
Two cylinders 21 are combined with the first cylinder 11, so as to reach the mesh for the inclined hole 201 to form chair back inner panel 200 in injection
's；It is simple in construction；Also, by the way that first pin 1 is arranged on upper mould 101, in die sinking, the meeting of the first pin 1
The upper mould 101 is followed to depart from the upper part of the inclined hole 201, meanwhile, when the thimble of mould ejects the chair back inner panel 200,
Second pin 2 can also be ejected in the presence of the elastic component 3, because the second cylinder 21 has only formed the inclined hole 201
Lower part, therefore the stroke of the greatly extremely short back-off formed between second cylinder 21 and the inclined hole 201, now
It can be made using the gap between handware 400 and second cylinder 21 and the elasticity of itself of chair back inner panel 200 described
Chair back inner panel 200 is forcibly taken away from second pin 21 with less deformation, and then is smoothly safely extracted out product；This original mold
Tool is easy to process, and carries out core pulling without using traditional oil cylinder, and adult is low, and injection cycle is short.
Above disclosed is only preferred embodiments of the present utility model, can not limit the utility model with this certainly
Interest field, therefore equivalent variations made according to present utility model application the scope of the claims still fall within the utility model and are covered
Scope.
Claims (6)
1. a kind of chair back inner panel inclined hole mould core pulling mechanism, it is characterised in that：Including the first pin, the second pin and elastic component,
First pin is fixed on mould, and second pin slides and is obliquely arranged at lower mould, the upper mould and the lower mould
Matched moulds formation die cavity, the lower end of first pin has the first cylinder stretched into the die cavity, second pin it is upper
End is with the second cylinder obliquely stretched into the die cavity, and the elastic component flexibly supports second pin, so that institute
State the second cylinder and the inclined hole to form chair back inner panel is combined and be used for the first cylinder.
2. chair back inner panel inclined hole mould core pulling mechanism as claimed in claim 1, it is characterised in that：First cylinder is in vertical
Stretch in the die cavity on ground.
3. chair back inner panel inclined hole mould core pulling mechanism as claimed in claim 1, it is characterised in that：First cylinder is used for shape
Into the upper part of the inclined hole, second cylinder is used for the lower part for forming the inclined hole.
4. chair back inner panel inclined hole mould core pulling mechanism as claimed in claim 1, it is characterised in that：The chair back inner panel inclined hole mould
Having pulled core structure also includes mold insert, and the mold insert is fixed on the lower mould.
5. chair back inner panel inclined hole mould core pulling mechanism as claimed in claim 4, it is characterised in that：The mold insert offers ladder
Hole, the shoulder hole is externally provided with fixed block, and second pin is placed in the shoulder hole, and the elastic component is placed in described
In the macropore of shoulder hole and two ends contradict second pin and the fixed block respectively, the fixed block by screw with it is described
Mold insert is fixedly connected.
6. chair back inner panel inclined hole mould core pulling mechanism as claimed in claim 1, it is characterised in that：The elastic component is compression bullet
Spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621321378.2U CN206406386U (en) | 2016-12-02 | 2016-12-02 | Chair back inner panel inclined hole mould core pulling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621321378.2U CN206406386U (en) | 2016-12-02 | 2016-12-02 | Chair back inner panel inclined hole mould core pulling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206406386U true CN206406386U (en) | 2017-08-15 |
Family
ID=59550430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621321378.2U Active CN206406386U (en) | 2016-12-02 | 2016-12-02 | Chair back inner panel inclined hole mould core pulling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206406386U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108688083A (en) * | 2018-03-02 | 2018-10-23 | 台州市博纳模具有限公司 | Acnemia plastic chair injection mould with sliding block core-pulling mechanism |
-
2016
- 2016-12-02 CN CN201621321378.2U patent/CN206406386U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108688083A (en) * | 2018-03-02 | 2018-10-23 | 台州市博纳模具有限公司 | Acnemia plastic chair injection mould with sliding block core-pulling mechanism |
| CN108688083B (en) * | 2018-03-02 | 2024-04-02 | 台州市博纳模具有限公司 | Legless plastic chair injection mold with slide block core-pulling mechanism |
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| GR01 | Patent grant |