CN208277340U - A kind of injection mold - Google Patents
A kind of injection mold Download PDFInfo
- Publication number
- CN208277340U CN208277340U CN201820737091.0U CN201820737091U CN208277340U CN 208277340 U CN208277340 U CN 208277340U CN 201820737091 U CN201820737091 U CN 201820737091U CN 208277340 U CN208277340 U CN 208277340U
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- injection mold
- line position
- outer side
- tunnel line
- skewback
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
It include front die component, back die component, outer side walking position, outer side walking position skewback, tunnel line position and tunnel line position skewback the utility model discloses a kind of injection mold.There is fastening forming face in tunnel line position, there is appearance forming surface on outer side walking position.When injection mold is converted to die opening state by molding state, outer side walking position skewback can drive outer side walking position to move to form product appearance, tunnel line position skewback can drive tunnel line position to move to form interiors of products buckle, so that electronic product two housings can be fixed to each other by buckle structure, and then expand sound cavity space.
Description
Technical field
The utility model relates to injection molding technology fields, and in particular to a kind of injection mold.
Background technique
Mold injection is a kind of very mature forming technique, is widely used in the electronic products such as mobile phone.It is molded hydraulic cutting presser handle
Melt plastic cement is injected in mold cavity, the product of specific shape is formed after cooling and solidifying, using ejecting mechanism product top
Out.
The electronic products such as mobile phone, generally have the sound cavity space of a loudspeaker, which is generally proximal to certain of product
A side.Meanwhile the electronic products such as mobile phone generally include two shells being oppositely arranged, two housings side wall by fixed structure without
Fix together to gap.In order to enable the sound cavity space volume on the inside of the product that fixed structure occupies minimizes, it is preferably such that
Inside sidewalls close to sound cavity space have buckle structure, and two housings are fixed by buckle structure.
But due to existing mold design problem, lead to that buckle structure can not be formed on the inside of the electronic product such as mobile phone,
And the fixed two housings of mode can only be screwed, cause sound cavity space to reduce, psycho-acoustical quality is deteriorated.
Utility model content
The utility model embodiment provides a kind of injection mold, facilitates and forms buckle structure on the inside of electronic product, and then makes
It obtains electronic product two housings to be fixed to each other by buckle structure, and then expands sound cavity space.
The utility model embodiment also provides the electronic product shell of the mold injection molding.
To achieve the above object, the utility model embodiment adopts the following technical solutions:
A kind of injection mold, comprising: the front die component and back die component being oppositely arranged, which is characterized in that further include outer
Side walking position, outer side walking position skewback, tunnel line position and tunnel line position skewback,
The outer side walking position has appearance forming surface and first through hole, and the appearance forming surface is for outside shaped article
It sees, the first through hole is obliquely installed, and inclined direction is by close to one end of the front die component to the close back die component
One end is gradually distance from the center of the injection mold；
The outer side walking position skewback, including the first rake identical with the first through hole inclined direction, described first
Rake can be inserted in the first through hole；
The tunnel line position has fastening forming face and the second through-hole, and the fastening forming face is in shaped article
Portion's buckle, second through-hole is obliquely installed, and the inclined direction of the inclined direction of second through-hole and the first through hole
On the contrary；
The tunnel line position skewback, including the second rake identical with the inclined direction of second through-hole, described
Two rakes can be inserted in second through-hole；
The outer side walking position skewback and the tunnel line position skewback are both secured to the front die component.
Further,
The back die component has the first empty avoiding space, and when the injection mold is in molding state, described first is kept away
Sky is spatially located at the tunnel line position close to the side in the center of the injection mold, when the injection mold is turned by molding state
When being changed to die opening state, the tunnel line position extend into first empty avoiding space,
The length in first empty avoiding space is b, and the tunnel line position is in the case where the injection mold is in molding state
It is e, b > e+2mm that position and the injection mold, which are in the distance between position under die opening state,.
Further,
When the injection mold is in molding state, the injection mold has buckle chamber, and the buckle chamber includes master
Body formed area and grab shaping area, the grab shaping area is relative to the main body shaping area towards the center of the injection mold
Protrusion, and the length of the grab shaping area is a, the tunnel line position is in the position under molding state in the injection mold
Being in the distance between position under die opening state with the injection mold is e, e > a+2mm.
Further, the outer side walking position skewback further includes body part, and the body part is fixed on the front die component, and
The body part and first rake are separate structure.
Further, the first rake fixation is inserted in the body part.
Further, the tunnel line position skewback further includes interconnecting piece, and the interconnecting piece is fixed on the front die component, and
The interconnecting piece is structure as a whole with second rake.
Further, the outer side walking position includes outer side walking position ontology and the outside slide insert, the outer skidding
Position mold insert by the outer side walking position ontology along the second direction towards the center projections of the injection mold, the tunnel line position is oblique
Block sequentially passes through the outside slide insert and tunnel line position, appearance forming surface position by front die component to rear membrane module direction
In in the outside slide insert.
Further,
The outside slide insert has the second empty avoiding space, when the injection mold is in molding state, described the
Two empty avoidings are spatially located at the tunnel line position skewback close to the side in the injection mold center, when the injection mold is by molding
When state is converted to die opening state, the tunnel line position skewback extend into second empty avoiding space,
The length in second empty avoiding space is c, and the outer side walking position is in the case where the injection mold is in molding state
Position is at a distance from the position under die opening state with the injection mold as d, c > d+2mm.
Further, the outer side walking position ontology and the outside slide insert are separate structure, and the outer side walking position
Ontology and the outside slide insert are connected with each other.
Further, the front die component includes preceding mould and front cavity, and the front cavity, which is inlayed, is fixed on the preceding mould
Close to the back die component side, when the injection mold is in molding state, the front cavity, the back die component, institute
It states outer side walking position and the tunnel line position surrounds the type chamber jointly, the outer side walking position skewback is fixed on the preceding mould, institute
It states tunnel line position skewback and is fixed on the front cavity.
The technical solution of the utility model embodiment can reach it is following the utility model has the advantages that
Compared with prior art, injection mold disclosed by the utility model includes front die component, back die component, outer skidding
Position, outer side walking position skewback, tunnel line position and tunnel line position skewback.There is fastening forming face, on outer side walking position in tunnel line position
With appearance forming surface.When injection mold is converted to die opening state by molding state, outer side walking position skewback can drive outer skidding
Position movement forms product appearance, and tunnel line position skewback can drive tunnel line position to move to form interiors of products buckle, so that electric
Sub- product two housings can be fixed to each other by buckle structure, and then expand sound cavity space.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and constitutes one of the utility model
Point, the exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the utility model
Improper restriction.In the accompanying drawings:
Fig. 1 is an embodiment of the present invention injection mold perspective view；
Fig. 2 is along the directional profile figure of injection mold A-A ' shown in Fig. 1；
Fig. 3 is the enlarged drawing of injection mold B area shown in Fig. 2；
Fig. 4 is the enlarged drawing in the region injection mold C shown in Fig. 3.
Fig. 5 is partial schematic diagram during being converted to die opening state by molding state along injection mold shown in Fig. 1.
Appended drawing reference:
1: front die component；11: preceding mould；12: front cavity；
2: back die component；21: rear mold；22: rear cavity；
3: outer side walking position；3a: first through hole；31: outer side walking position ontology；32: outside slide insert；
4: outer side walking position skewback；41: the first rakes；42: body part；
5: tunnel line position；5a: the second through-hole；
6: tunnel line position skewback；61: the second rakes；62: interconnecting piece；
7: type chamber；71: buckle chamber；711: fastening forming face；712: appearance forming surface；71a: main body shaping area；71b: card
Hook shaping area.
Specific embodiment
It is specific below in conjunction with the utility model to keep the purpose of this utility model, technical solution and advantage clearer
Technical solutions of the utility model are clearly and completely described in embodiment and corresponding attached drawing.Obviously, described embodiment
It is only the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, this field
Those of ordinary skill's every other embodiment obtained without making creative work, belongs to the utility model
The range of protection.
Below in conjunction with attached drawing, the technical solution that the utility model preferred embodiment provides is described in detail.
The utility model embodiment provides a kind of injection mold, can be used to the shell (example of injection molding various electronic products
Such as mobile phone shell).
As shown in Figures 1 to 4, injection mold includes front die component 1, back die component 2, outer side walking position 3, outer side walking position skewback
4, tunnel line position 5, tunnel line position skewback 6.There are orthogonal first direction Y and second direction X for injection mold.Preceding mould group
It is oppositely arranged in part 1 and back die component 2 in a first direction Y.
Front die component 1 includes preceding mould 11 and front cavity 12.Front cavity 12, which is inlayed, is fixed on preceding mould 11 close to back die component 2
Side.Outer side walking position skewback 4 and tunnel line position skewback 6 are both secured to front die component 1.
Back die component 2 includes rear mold 21 and rear cavity 22.Rear cavity 22, which is inlayed, is fixed on rear mold 21 close to front die component 1
Side.
There is outer side walking position 3 first through hole 3a, first through hole 3a to be obliquely installed relative to first direction Y.First through hole 3a
By the center for being gradually distance from injection mold to one end close to back die component 2 close to one end of front die component 1.Outer side walking position 3 has
There are the first die-closed position and the first die sinking position.
Outer side walking position skewback 4 include the first rake 41, the first rake 41 be obliquely installed relative to first direction Y and with
First through hole 3a inclined direction is identical, by being gradually distance from note to one end close to back die component 2 close to one end of front die component 1
The center of mould.In the present embodiment, the first rake 41 is specially an inclined guide pillar.In addition, outer side walking position skewback 4 further includes
Body part 42, body part 42 are fixed on front die component 1.
Body part 42 and the first rake 41 are preferably separate structure, if outer side walking position skewback 4 is in use, the two has it
One is damaged in technical process, can neatly be replaced relatively, without will entirely outer side walking position skewback 4 report
It is useless, improve the utilization efficiency of outer side walking position skewback 4.Further, the first rake 41 fixation is inserted in body part 42.So that the
One rake 41 can be together with each other securely with body part 42, and then guarantee the two in technical process with preceding mould group
Part 1 moves synchronously.
Tunnel line position 5 has the second through-hole 5a, and the second through-hole 5a is obliquely installed relative to first direction Y, and the second through-hole
The inclined direction of 5a is with the inclined direction of first through hole 3a on the contrary, it is by close to one end of front die component 1 to close back die component 2
One end move closer to the center of injection mold.Tunnel line position 5 has the second die-closed position and the second die sinking position.
Tunnel line position skewback 6 include the second rake 61, the second rake 61 be obliquely installed relative to first direction Y and with
Second through-hole 5a inclined direction is identical, by moving closer to infuse to one end close to back die component 2 close to one end of front die component 1
The center of mould.In the present embodiment, tunnel line position skewback 5 further includes interconnecting piece 62, and interconnecting piece 62 is fixed on front die component
1.Interconnecting piece 62 is preferably structure as a whole with the second rake 61, so that tunnel 6 structures of line position skewback are more succinct, so that
Injection mold assembly is more easier.
With reference to Fig. 2 and Fig. 3, when injection mold is in molding state, outer side walking position 3 is in the first die-closed position, tunnel
Road line position 5 is in the second die-closed position.Front die component 1, back die component 2, outer side walking position 3 and tunnel line position 5 surround type jointly
Chamber 7.Specifically, front cavity 12, rear cavity 22, outer side walking position 3 and tunnel line position 5 enclose forming cavity 7 jointly.Type chamber 7 includes card
Detain chamber 71.Buckle chamber 71 have in a second direction X towards the fastening forming face 711 and in a second direction in the center of injection mold
Appearance forming surface 712 of the X away from the center of injection mold.Fastening forming face 711 is located in tunnel line position 5, appearance forming surface 712
On outer side walking position 3.First rake 41 is inserted in first through hole 3a, and the second rake 61 is inserted in the second through-hole 5a
In.
The preferably outer side walking position 3 of the present embodiment includes outer side walking position ontology 31 and outside slide insert 32, outer side walking position edge
Part 32 is by outer side walking position ontology 31 center projections of the X towards injection mold in a second direction.Outside slide insert 32 and tunnel line position 5
It is arranged under the overlay in the Y direction, and tunnel line position skewback 4 sequentially passes through outside slide insert by front die component 1 to rear 2 direction of membrane module
32 are located in outside slide insert 32 with tunnel line position 5, appearance forming surface 712.So that outer side walking position 3 and tunnel line position 5
Obtain rational deployment.Further, for the ease of design, outer side walking position ontology 31 is separate structure with outside slide insert 32,
And outer side walking position ontology 31 is connected with each other with outside slide insert 32.
With reference to Fig. 5, during injection mold is converted to die opening state by molding state, front die component 1 deviates from rear mold group
Part 2 is mobile.Due to being oppositely arranged in front die component 1 and back die component 2 in a first direction Y, so the moving direction of front die component 1
For Y-direction.Simultaneously as outer side walking position skewback 4 and tunnel line position skewback 6 are both secured to front die component 1, and therefore, outer skidding
Position skewback 4 and tunnel line position skewback 6 are mobile with front die component 1.
First rake 41 of outer side walking position skewback 4 progressively disengages first in front die component 1 in the Y direction moving process
Through-hole 3a.Also, since the first rake 41 is obliquely installed relative to first direction Y, the first rake 41 is by by nearby mould group
One end of part 1 is gradually distance from the center of injection mold to one end close to back die component 2, in the first rake 41 with front die component
1 when moving in the Y direction, and it is second direction X and the power away from the center of injection mold that external side walking position 3, which generates a direction, makes
It obtains the first rake 41 and drives outer side walking position 3 center of the X far from injection mold in a second direction, and finally arrive at the first die sinking position
It sets, so that the appearance forming surface 712 of the buckle chamber 7 under molding state is disengaged molding, forms product appearance.
In order to enable the first rake 41 can smoothly take off during injection mold is converted to die opening state by molding state
From first through hole 3a, certain empty avoiding space is usually set, so that outer 4 freedom of motion of side walking position skewback.
Specifically, with reference to Fig. 3, in the present embodiment, there is the second empty avoiding space, when outer skidding in outside slide insert 32
When position 3 is in the first die-closed position, the second empty avoiding is spatially located at tunnel line position skewback 6 by the side in 7 center of plesiotype chamber, works as outside
When line position 3 is converted to the first die sinking position by the first die-closed position, X extend into second and keeps away tunnel line position skewback 6 in a second direction
Absolutely empty.
Second empty avoiding space in a second direction X length be c, the first die-closed position of outer side walking position 3 with first be opened position
The distance set is d, i.e., the distance of outer side walking position 3 to the center direction movement far from injection mold is d.In order to enable die opening state
Under, tunnel line position skewback 6 and outside slide insert 32c keep certain safe distance, with protection path line position skewback 6 and outside
Slide insert 32c is during molding state is converted to die opening state from damage, preferably c > d+2mm.
Second rake 61 of tunnel line position skewback 6 progressively disengages second in front die component 1 in the Y direction moving process
Through-hole 5a.Also, since the second rake 61 is obliquely installed relative to first direction Y, the second rake 61 is by by nearby mould group
One end of part 1 moves closer to the center of injection mold to one end close to back die component 2, in the second rake 61 with front die component
1 when moving in the Y direction, and generating a direction to tunnel line position 5 is second direction X and power close to the center of injection mold, makes
The second rake 61 drive tunnel line position 5 in a second direction X close to the center of injection mold, and finally arrive at second die sinking position
It sets, so that the fastening forming face 711 of the buckle chamber 7 under molding state is disengaged molding, forms interiors of products buckle.
In order to enable the second rake 61 can smoothly take off during injection mold is converted to die opening state by molding state
From the second through-hole 5a, certain empty avoiding space is usually set, so that 6 freedom of motion of tunnel line position skewback.
Specifically, with reference to Fig. 3 and Fig. 4, in the present embodiment, back die component 2 has the first empty avoiding space, works as tunnel row
When position 5 is in the second die-closed position, the first empty avoiding is spatially located at tunnel line position 5 close to the side in the center of injection mold, works as tunnel
When road line position 5 is converted to the second die sinking position by the second die-closed position, X extend into the first empty avoiding to tunnel line position 5 in a second direction
Space.
First empty avoiding space in a second direction X length be b, the second die-closed position of tunnel line position 5 with second be opened position
The distance between set as e, that is, tunnel line position 5 to the mobile distance of the center direction close to injection mold be e.In order to enable opening
Under mould state, tunnel line position 5 and back die component 2 keep certain safe distance, are existed with protection path line position 5 and back die component 2
Molding state is converted to die opening state in the process from damage, preferably b > e+2mm.
With reference to Fig. 4, the buckle chamber 71 under molding state includes main body shaping area 71a and grab shaping area 71b, grab at
X is towards the center protrusion of injection mold in a second direction relative to main body shaping area 71a by type area 71b, and grab shaping area 71b is along the
The length of two direction X is a.In order to enable during ejecting product, the product that fastening forming face 711 is formed is buckled after die sinking
Face is not damaged, and under die opening state, tunnel line position 5 needs to have certain safe distance, preferably e > a+ with product card buckle side
2mm。
To sum up, when injection mold is converted to die opening state by molding state, product is formed in type chamber 7, outer side walking position is oblique
Block 4 drives the outer movement of side walking position 3 to form product appearance, and tunnel line position skewback 6 drives the movement of tunnel line position 5 to disengage interiors of products card
Button so that electronic product two housings can be fixed to each other by buckle structure, and then expands sound cavity space.
When injection mold is converted to molding state by die opening state, motion process is opposite with the above process.First inclination
Portion 41 progresses into first through hole 3a and drives outer side walking position 3 X is arrived at close to the center of injection mold, and finally in a second direction
First die-closed position.Second rake 61 progressively disengages the second through-hole 5a and drives the separate injection molding of X in a second direction of tunnel line position 5
The center of mold, and the second die-closed position is finally arrived at, it no longer does excessively repeat herein.
In addition, the fixed bit of the external side walking position skewback 4 of the utility model and tunnel line position skewback 6 in front die component 1
It sets and without limitation.But if the two is all fixed in front cavity 12, tunnel line position 5 has been difficult to enough spaces；
If the length of outer side walking position 3 and tunnel line position 5 in z-direction need to suitably increase before the two is all fixed on mould 11, from
And making material is wasted, increase cost.Therefore, mould 11 before the preferably outer side walking position skewback 4 of the present embodiment is fixed on, tunnel line position are oblique
Block 6 is fixed in front cavity 12.
The above description is only the embodiments of the present invention, is not intended to limit the utility model.For this field
For technical staff, various modifications and changes may be made to the present invention.All institutes within the spirit and principle of the utility model
Any modification, equivalent substitution, improvement and etc. of work, should be included within the scope of the claims of the utility model.
Claims (10)
1. a kind of injection mold, comprising: the front die component and back die component being oppositely arranged, which is characterized in that further include outside
Line position, outer side walking position skewback, tunnel line position and tunnel line position skewback,
The outer side walking position, has appearance forming surface and first through hole, and the appearance forming surface is used for shaped article appearance, institute
First through hole is stated to be obliquely installed, inclined direction by close to the front die component one end to close to the back die component one end by
Center gradually far from the injection mold；
The outer side walking position skewback, including the first rake identical with the first through hole inclined direction, first inclination
Portion can be inserted in the first through hole；
The tunnel line position has fastening forming face and the second through-hole, and the fastening forming face is for card inside shaped article
Button, second through-hole is obliquely installed, and the inclined direction of second through-hole is opposite with the inclined direction of the first through hole；
The tunnel line position skewback inclines including the second rake identical with the inclined direction of second through-hole, described second
Inclined portion can be inserted in second through-hole；
The outer side walking position skewback and the tunnel line position skewback are both secured to the front die component.
2. injection mold according to claim 1, which is characterized in that
The back die component has the first empty avoiding space, and when the injection mold is in molding state, first empty avoiding is empty
Between be located at the tunnel line position close to the injection mold center side, when the injection mold is converted to by molding state
When die opening state, the tunnel line position extend into first empty avoiding space,
The length in first empty avoiding space is b, and the tunnel line position is in the position under molding state in the injection mold
Being in the distance between position under die opening state with the injection mold is e, b > e+2mm.
3. injection mold according to claim 1, which is characterized in that
When the injection mold is in molding state, the injection mold has a buckle chamber, the buckle chamber include main body at
Type area and grab shaping area, the grab shaping area are convex relative to the center of the main body shaping area towards the injection mold
Out, and the length of the grab shaping area be a, the tunnel line position the injection mold be in the position under molding state and
It is e, e > a+2mm that the injection mold, which is in the distance between position under die opening state,.
4. injection mold according to claim 1, which is characterized in that the outer side walking position skewback further includes body part, institute
It states body part and is fixed on the front die component, and the body part and first rake are separate structure.
5. injection mold according to claim 4, which is characterized in that the first rake fixation is inserted in the ontology
Portion.
6. injection mold according to claim 1, which is characterized in that the tunnel line position skewback further includes interconnecting piece, institute
It states interconnecting piece and is fixed on the front die component, and the interconnecting piece is structure as a whole with second rake.
7. injection mold according to claim 1, which is characterized in that the outer side walking position include outer side walking position ontology and
The outside slide insert, the outside slide insert by the outer side walking position ontology towards the center projections of the injection mold,
The tunnel line position skewback sequentially passes through the outside slide insert and tunnel line position, institute by front die component to rear membrane module direction
Appearance forming surface is stated to be located in the outside slide insert.
8. injection mold according to claim 7, which is characterized in that
The outside slide insert has the second empty avoiding space, and when the injection mold is in molding state, described second is kept away
Sky is spatially located at the tunnel line position skewback close to the side in the injection mold center, when the injection mold is by molding state
When being converted to die opening state, the tunnel line position skewback extend into second empty avoiding space,
The length in second empty avoiding space is c, and the outer side walking position is in the position under molding state in the injection mold
It is at a distance from the position under die opening state with the injection mold as d, c > d+2mm.
9. injection mold according to claim 7, which is characterized in that the outer side walking position ontology and the outer side walking position are inlayed
Part is separate structure, and the outer side walking position ontology and the outside slide insert are connected with each other.
10. injection mold according to claim 1, which is characterized in that the front die component includes preceding mould and front cavity,
The front cavity, which is inlayed, is fixed on the preceding mould close to the back die component side, when the injection mold is in molding state
When, the front cavity, the back die component, the outer side walking position and the tunnel line position enclose forming cavity, the outside jointly
Line position skewback is fixed on the preceding mould, and the tunnel line position skewback is fixed on the front cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820737091.0U CN208277340U (en) | 2018-05-17 | 2018-05-17 | A kind of injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820737091.0U CN208277340U (en) | 2018-05-17 | 2018-05-17 | A kind of injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208277340U true CN208277340U (en) | 2018-12-25 |
Family
ID=64730073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820737091.0U Expired - Fee Related CN208277340U (en) | 2018-05-17 | 2018-05-17 | A kind of injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208277340U (en) |
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2018
- 2018-05-17 CN CN201820737091.0U patent/CN208277340U/en not_active Expired - Fee Related
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Granted publication date: 20181225 Termination date: 20210517 |