CN206633344U - A kind of automatically de- back-off device and injection moulding apparatus - Google Patents
A kind of automatically de- back-off device and injection moulding apparatus Download PDFInfo
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- CN206633344U CN206633344U CN201621423824.0U CN201621423824U CN206633344U CN 206633344 U CN206633344 U CN 206633344U CN 201621423824 U CN201621423824 U CN 201621423824U CN 206633344 U CN206633344 U CN 206633344U
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- Prior art keywords
- line position
- oblique top
- angle pin
- automatically
- spacing hole
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Abstract
The utility model discloses a kind of automatically de- back-off device, including Angle Pin and line position, the top of Angle Pin are fixedly connected with upper mould, and Angle Pin is inclined to set；Line position is slidably connected with lower mould.Slided in the limit channels that Angle Pin is inserted into opening up in line position, when Angle Pin is with upper mould vertical shift, the mutual cooperation with limit channels makes line position is horizontal to slide.One end of oblique top is stretched out from the spacing hole in line position, and the external part of oblique top sets shaping column.The horizontal level remains stationary of oblique top and shaping column is set to deviate from from back-off by the extruding of spacing hole when line position moves horizontally.When carrying out mold-break operations, upper mould is vertically opened, drives Angle Pin to make vertically movable, then makes the motion of line position progress horizontal direction by Angle Pin.Spacing hole will compress oblique top, make oblique top transverse movement, and shaping column is deviate from from back-off.Whole process is as die sinking process is carried out automatically, without manual operation, can conveniently realize the automatic process for taking off back-off.A kind of injection moulding apparatus for including above-mentioned automatic de- back-off device is also disclosed in the utility model.
Description
Technical field
Injection mold technology is the utility model is related to, further relates to a kind of automatically de- back-off device and injection
Device.
Background technology
Injection is a kind of important product manufacturing mode, is widely used in being manufactured for various plastic products.Right
During product is molded, certain structures are more complicated, as shown in figure 1, wherein part A is the back-off structure in product.
When being molded back-off structure, it is necessary to reserve the position of back-off perforate, but the column structure for being molded back-off is stretched into hole,
The direction of mould arrow along figure is opened during die sinking, because the stop cylinder of back-off can not be disposably directly by mould from product
Take out.Structure currently used for being molded back-off needs manually by the horizontal extraction of cylinder, then mould opening could be taken out into product.Behaviour
It is inconvenient as process, and the quality of product stripping can not be ensured.
Therefore, for those skilled in the art, a kind of device that can take off back-off automatically how is designed, is mesh
The preceding technical issues that need to address.
Utility model content
The utility model, which provides one kind, can take off back-off device automatically, during de-molding injection molded products can automatically from
Deviate from back-off.Concrete scheme is as follows：
A kind of automatically de- back-off device, including the Angle Pin that top is fixedly connected with upper mould, the axial direction of the Angle Pin are inclined
Tiltedly set；Also include the line position being slidably connected with lower mould, the Angle Pin is inserted into the limit channels opened up in the line position
Middle slip, the Angle Pin make the line position is horizontal to slide with the upper mould vertical shift；
Oblique top is arranged in the line position and one end is stretched out from the spacing hole in the line position, the stretching of the oblique top
End is provided for being molded the shaping column of back-off in injecting products；Pass through the extruding of the spacing hole when line position moves horizontally
The shaping column is set to deviate from from back-off.
Alternatively, slided in the line position and release link is set, the oblique top is synchronized with the movement with the release link；The reset
Compression spring is set on bar, the release link is acted against on core rod by the pretightning force of the compression spring.
Alternatively, the oblique top is arranged to two, and two oblique tops are rotationally connected with oblique top fixed seat respectively；It is described
For oblique top fixed seat slip cap loaded in the release link, the oblique top fixed seat acts against the reset by the compression spring
On projection on bar.
Alternatively, the line position acts against the secondary spring on core rod, the secondary spring close to the installation of the side of core rod
It is installed in the holding tank of the line position.
Alternatively, the bottom of the Angle Pin sets boss, and the boss of bottom is more than the limit channels, and can be by institute
Line position is stated to lift.
Alternatively, the inner side of the spacing hole sets two limited posts for being used to contact with the oblique top, passes through the limit
Position post moves towards two shaping columns.
In addition, the utility model also provides a kind of injection moulding apparatus, including the automatically de- back-off device described in any of the above-described.
The utility model provides a kind of automatically de- back-off device, including Angle Pin and line position, the top of Angle Pin and upper mould
It is fixedly connected, Angle Pin is inclined to set, and keeps being synchronized with the movement with upper mould；Line position is slidably connected with lower mould, and line position can be
Translation gliding on lower mould.Slided in the limit channels that Angle Pin is inserted into opening up in line position, when Angle Pin moves vertically with upper mould
When dynamic, because Angle Pin is obliquely installed, the mutual cooperation with limit channels makes line position is horizontal to slide.
Oblique top is rotated and is arranged in line position, and one end of oblique top is stretched out from the spacing hole in line position, and the external part of oblique top is set
Shaping column is put, shaping column is extend into mould, and injecting products form back-off structure by shaping column, namely on product vertically
In the perforate of stripping direction.The horizontal level remains stationary of oblique top and made into when line position moves horizontally by the extruding of spacing hole
Type post is deviate from from back-off.
Using automatically de- back-off device provided by the utility model, when carrying out mold-break operations, upper mould is vertically opened
Open, drive Angle Pin to make vertically movable, then make the motion of line position progress horizontal direction by Angle Pin.When line position horizontal movement,
The geo-stationary of oblique top keep level position, the spacing hole of line position will compress oblique top, make oblique top transverse movement, by shaping column from
Deviate from back-off.Whole process is as die sinking process is carried out automatically, without manual operation, can be conveniently realized automatic de-
The process of back-off.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of product structure figure with back-off structure；
Fig. 2 is the axle geodesic structure figure of automatic de- back-off device provided by the utility model；
Fig. 3 A are the front view of automatic de- back-off device；
Fig. 3 B are the side view of automatic de- back-off device；
Fig. 4 is the relative position relation figure of automatic de- back-off device and injecting products；
Fig. 5 A are the top view of whole injection moulding apparatus；
Fig. 5 B are the front view of whole injection moulding apparatus.
Including：
Angle Pin 1, line position 2, limit channels 21, spacing hole 22, limited post 23, oblique top 3, shaping column 31, release link 4, pressure
Contracting spring 41, projection 42, oblique top fixed seat 5, secondary spring 6.
Embodiment
Core of the present utility model is that back-off device can be taken off automatically by providing one kind, during de-molding injection molded products
It can deviate from automatically from back-off.
In order that those skilled in the art more fully understands the technical solution of the utility model, below in conjunction with accompanying drawing and
Specific embodiment, explanation is described in detail to the automatically de- back-off device and injection moulding apparatus of the application.
As shown in Fig. 2 the structural representation for automatic de- back-off device provided by the utility model.Fig. 3 A and Fig. 3 B distinguish
For the front view and side view of automatic de- back-off device.Fig. 4 produces for automatically de- back-off device provided by the utility model with injection
The relative position relation figure of product；Fig. 5 A and Fig. 5 B represent the top view and front view of whole injection moulding apparatus respectively, and B is product, and C is
Core rod.
Automatically de- back-off device provided by the utility model, including Angle Pin 1 and line position 2, the top of Angle Pin 1 is fixed
On the upper mould of injection moulding apparatus, in die sinking on mould move up and separated with lower mould, open mould, Angle Pin 1 is relative with upper mould
It is fixed, keep being synchronized with the movement, when upper mould moves up, Angle Pin 1 keeps moving straight up；The axially inclined of Angle Pin 1 is set
Put, the direction that die sinking slip is slided in inclined direction with line position 2 is identical, may be inserted into the limit channels 21 in line position 2.
Line position 2 is slidably connected with lower mould, can be slided on lower mould.Limit channels 21 are opened up at the top of line position 2, are tiltedly led
Post 1 can insert line position 2 from limit channels 21, can make phase with limit channels 21 when Angle Pin 1 is in upward vertical shift
To sliding, constantly changing because Angle Pin 1 is inclined to set, therefore with the horizontal coordinate of the contact point of line position 2, so as to promote
Line position 2 is slided on lower mould.Because the upper surface of lower mould is generally plane, therefore line position 2 makees the slip of horizontal direction.In lower mould
Upper surface can open up chute, line position 2 is oriented to, limit line position 2 glide direction.Line position 2 is a housing shape
Structure, its internal other part of installation, limit channels 21 can be opened in the perforate of the upper surface of line position 2 or incline
The tubular structure being tiltedly arranged inside line position 2.
Oblique top 3 is arranged in the housing of line position 2, and the side close to core rod in line position 2 offers spacing hole 22, oblique top 3
One end stretched out from the spacing hole 22 in line position 2, shaping column 31 is set in the external part of oblique top 3, shaping column 31 can stretch into
Into core rod, back-off hole is formed on product by shaping column 31 during injection, during the demoulding, it is necessary to first shaping column 31
Follow-up stripping operation can just be carried out by being extracted along the axial direction of itself from the back-off of product.
Automatically de- back-off device of the present utility model makes shaping when line position 2 moves horizontally by the extruding of spacing hole 22
Post 31 is deviate from from back-off.Specifically, the glide direction of oblique top 3 and line position 2 has an angle, the oblique top 3 when line position 2 is slided
Horizontal level keeps geo-stationary, namely does not make the motion away from core rod.Due to oblique top 3 to be obliquely installed, driven with Angle Pin 1
The mode that line position 2 is moved is similar, when line position 2 is moved because the extruding of spacing hole 22, inwall and the oblique top 3 of spacing hole 22 connect
Touch, adjust the angle of inclination of oblique top 3, spacing hole 22 is oppressed oblique top 3 and extract shaping column 31 from the back-off of product out.
Using automatically de- back-off device provided by the utility model, when carrying out mold-break operations, upper mould is vertically opened
Open, drive Angle Pin 1 to make vertical motion, then line position 2 is carried out the motion of horizontal direction by Angle Pin 1.When the horizontal movement of line position 2
When, the geo-stationary of the keep level position of oblique top 3, namely keep constant with the distance between core rod, the spacing hole 22 of line position 2 is just
Oblique top 3 can be compressed, makes the transverse movement of oblique top 3, shaping column 31 is deviate from from back-off.Whole process is as die sinking process is automatic
Carry out, without manual operation, the automatic process for taking off back-off can be conveniently realized.
On this basis further, to be slided in line position 2 and release link 4 is set, release link 4 runs through the inside of line position 2,
Through hole is arranged in correspondence with the side wall of line position 2, for carrying out limition orientation to release link 4.Oblique top 3 keeps same with release link 4
Step motion, namely drive oblique top 3 to make the motion away from core rod by release link 4.Compression spring 41 is provided with release link 4, is led to
The pretightning force of overcompression spring 41 makes release link 4 act against on core rod.Under matched moulds state, compression spring 41 is by release link 4
Thrust, keep compressive state；The other end of compression spring 41 is acted against in line position 2, passes through the fixation spiral shell on the inwall of line position 2
Bolt holds out against compression spring 41.Due to there is provided compression spring, being just pre-compressed in matched moulds, therefore make in line position 2 away from core rod
Motion when, release link 4 is acted against on core rod, opposite side by compression spring 41 pretightning force keep oblique top 3 position and core rod
Geo-stationary.
Because most back-off structure occurs in pairs, therefore the oblique top 3 in the utility model is arranged to two, if but should
For only having, an oblique top 3 also can be only set in the structure of a back-off；, can be with if side by side up and down set multigroup back-off structure
More oblique tops 3 are set.Illustrated below by taking two oblique tops 3 as an example, two oblique tops 3 are rotationally connected with oblique top fixed seat respectively
On 5, one end of oblique top 3 stretches out spacing hole 22 and is used for injecting products, and as external part, the other end is located at the sidepiece of line position 2, the company of rotation
It is connected in oblique top fixed seat 5, during de- back-off, oblique top 3 is located to rotate around the shaft, so as to which shaping column 31 be taken off from back-off
Go out.
For the slip cap of oblique top fixed seat 5 loaded in release link 4, release link 4 is also configured as two, is set in every release link 4
One projection 42, for leaning compression spring 41.One compression spring 41 of suit, oblique top fixed seat 5 are slided in every release link 4
Acted against by compression spring 41 on projection 42.One end of compression spring 41 contacts with projection 42, and the other end acts against line position 2
On, therefore under the elastic force effect of compression spring 41, release link 4 is stretched out line position, withstand on core rod.The default pressure of compression spring 41
Contracting amount, release link 4 can be still pressed on when line position 2 slides certain distance on core rod.
Further, line position 2 installs secondary spring 6 close to the side of core rod, and secondary spring 6 is acted against on core rod, aids in
Spring 6 has certain decrement under matched moulds state, there is the active force for pushing out line position 2 at core rod, passes through secondary spring 6
Split mold process plays certain booster action.Specifically, secondary spring 6 is installed in the holding tank of line position 2, and holding tank opens up
Close to the position of bottom.
In order that time completion during die sinking, sets boss, the boss of bottom is more than limit channels in the bottom of Angle Pin 1
21 size, the lower section of limit channels 21 can be stuck in, the line position 2 is risen.When Angle Pin 1 moves upwards, promote always
The horizontal movement of line position 2, after back-off is completely out, line position 2 is lifted up under the pulling of Angle Pin 1, so as to be separated with lower mould.
By the one-off of Angle Pin 1, two actions of de- back-off and separation die sinking are automatically performed.
Specifically, the inner side of spacing hole 22 sets two limited posts 23 for being used to contact with oblique top 33, passes through limited post 23
Move towards two shaping columns 31.The spacing of two limited posts 23 keeps fixed when in use, can pass through regulation two
Spacing between individual limited post 23 is with the back-off applied to different spacing.And, can by limited post 23 and the CONTACT WITH FRICTION of oblique top 3
To prevent the edge of spacing hole 22 from reaching friction damage.
In addition, the utility model also provides a kind of injection moulding apparatus, including above-mentioned automatically de- back-off device, it is possible to achieve from
The effect of dynamic de- back-off, the other parts of the injection moulding apparatus refer to prior art, and the application will not be repeated here.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice, can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (7)
- A kind of 1. automatically de- back-off device, it is characterised in that the Angle Pin (1) being fixedly connected including top with upper mould is described oblique The axially inclined setting of guide pillar (1)；Also include the line position (2) being slidably connected with lower mould, the Angle Pin (1) is inserted into described Slided in the limit channels (21) opened up in line position (2), the Angle Pin (1) makes the line position with the upper mould vertical shift (2) it is horizontal to slide；Oblique top (3) is arranged in the line position (2) and one end and stretched out from the spacing hole (22) in the line position (2), described oblique The external part on top (3) is provided for being molded the shaping column (31) of back-off in injecting products；The line position (2) is led to when moving horizontally Crossing the extruding of the spacing hole (22) makes the shaping column (31) deviate from from back-off.
- 2. automatically de- back-off device according to claim 1, it is characterised in that slided on the line position (2) and reset is set Bar (4), the oblique top (3) are synchronized with the movement with the release link；Compression spring (41) is set on the release link (4), passes through institute Stating the pretightning force of compression spring (41) makes the release link (4) act against on core rod.
- 3. automatically de- back-off device according to claim 2, it is characterised in that the oblique top (3) is arranged to two, two The oblique top (3) is rotationally connected with oblique top fixed seat (5) respectively；Oblique top fixed seat (5) slip cap is loaded on the reset On bar (4), the oblique top fixed seat (5) acts against the projection (42) in the release link (4) by the compression spring (41) On.
- 4. automatically de- back-off device according to claim 3, it is characterised in that the line position (2) is close to the side of core rod Installation acts against the secondary spring (6) on core rod, and the secondary spring (6) is installed in the holding tank of the line position (2).
- 5. automatically de- back-off device according to claim 3, it is characterised in that the bottom of the Angle Pin (1) sets convex Platform, the boss of bottom is more than the limit channels (21), and can lift the line position (2).
- 6. automatically de- back-off device according to claim 3, it is characterised in that the inner side of the spacing hole (22) sets two The individual limited post (23) for being contacted with the oblique top (3), two shaping column (31) phases are made by the limited post (23) To movement.
- 7. a kind of injection moulding apparatus, it is characterised in that including the automatically de- back-off device described in any one of claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621423824.0U CN206633344U (en) | 2016-12-22 | 2016-12-22 | A kind of automatically de- back-off device and injection moulding apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621423824.0U CN206633344U (en) | 2016-12-22 | 2016-12-22 | A kind of automatically de- back-off device and injection moulding apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN206633344U true CN206633344U (en) | 2017-11-14 |
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ID=60260709
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621423824.0U Expired - Fee Related CN206633344U (en) | 2016-12-22 | 2016-12-22 | A kind of automatically de- back-off device and injection moulding apparatus |
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| CN (1) | CN206633344U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117261125A (en) * | 2023-10-23 | 2023-12-22 | 艾尔玛科技股份有限公司 | Injection molding structure with inward shrinking line position |
-
2016
- 2016-12-22 CN CN201621423824.0U patent/CN206633344U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117261125A (en) * | 2023-10-23 | 2023-12-22 | 艾尔玛科技股份有限公司 | Injection molding structure with inward shrinking line position |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171114 Termination date: 20201222 |
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| CF01 | Termination of patent right due to non-payment of annual fee |