CN209079132U - A kind of injection mold with quick material-removing structure - Google Patents
A kind of injection mold with quick material-removing structure Download PDFInfo
- Publication number
- CN209079132U CN209079132U CN201821835031.9U CN201821835031U CN209079132U CN 209079132 U CN209079132 U CN 209079132U CN 201821835031 U CN201821835031 U CN 201821835031U CN 209079132 U CN209079132 U CN 209079132U
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- China
- Prior art keywords
- lower die
- lifting
- resigning
- mounting hole
- die holder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model system provides a kind of injection mold with quick material-removing structure, including the cope plate, upper die and lower die and lower die holder set gradually, upper cavity is equipped in upper mold, is equipped with lower mode cavity in lower die；Lifting resigning chamber is equipped in lower die holder, lifting resigning is intracavitary to slidably connect lifting push plate, and the top for going up and down push plate is fixedly connected by lifting column with lower die, and lifting guide groove and upper top through-hole are respectively equipped at the top and bottom of lower die holder；The resigning mounting hole that section is T font is additionally provided in lower die, resigning mounting hole is connected to the bottom of lower mode cavity, the open-topped size of resigning mounting hole is less than the size of lower mode cavity bottom of chamber opening, the de- material block that section is T font is equipped in resigning mounting hole, the bottom of de- material block is connect by buffer spring with lower die holder.The utility model can be realized de- material while die sinking, can effectively improve de- material efficiency, de- material motion stability is reliable, it can be ensured that de- material effect.
Description
Technical field
The utility model relates to injection molds, specifically disclose a kind of injection mold with quick material-removing structure.
Background technique
Mold, in industrial production to be molded, be blow molded, squeeze out, die casting or the methods of forging and forming, smelting, punching press
To the various moulds and tool of required product.Injection mold is a kind of tool for producing plasthetics, is also to confer to plasthetics
The tool of complete structure and accurate-size refers specifically to the plastics of heated thawing injecting die cavity by injection molding machine high pressure, through cooling solid
After change, molded product is obtained.
After moulding, it needs to separate upper and lower mould and realizes die sinking, then ejected injection molding part by thimble.It is whole
De- material movement need by be opened and ejection two movements could complete, de- material efficiency is not high enough；And thimble ejection can make into
Type moulding forms thimble print, influences the appearance of injection molding part, optical mirror slip demanding for surface nature also will affect
Its performance；More thimble ejections are easy to cause injection molding part force unbalance, influence de- material effect.
Utility model content
Based on this, it is necessary to be directed to prior art problem, provide a kind of injection mold with quick material-removing structure, opening
It can be realized de- material while mould, de- material efficiency can be effectively improved, de- material motion stability is reliable.
To solve prior art problem, the utility model discloses a kind of injection mold with quick material-removing structure, including
Cope plate, upper die and lower die and the lower die holder set gradually is equipped with upper cavity in upper mold, is equipped with lower mode cavity in lower die, upper cavity and
Lower mode cavity matching；
Lifting resigning chamber is equipped in lower die holder, lifting resigning is intracavitary to slidably connect lifting push plate, goes up and down the top of push plate
It is fixedly connected by lifting column with lower die, lifting guide groove is respectively equipped at the top and bottom of lower die holder and upper top through-hole, lifting are led
Slot is matched with lifting column；
The resigning mounting hole that section is T font is additionally provided in lower die, resigning mounting hole is connected to the bottom of lower mode cavity, is stepped down
The open-topped size of mounting hole is less than the size of lower mode cavity bottom of chamber opening, and it is the de- of T font that section is equipped in resigning mounting hole
Expect block, the bottom of de- material block is connect by buffer spring with lower die holder.
Further, the height for going up and down resigning chamber is H, go up and down push plate with a thickness of D, going up and down the liftable distance of push plate is
L, L=H-D, the length of buffer spring are K, K0For the initial length of buffer spring；When upper die and lower die mold, buffer spring
Length meets following formula: K0<K≤K0+L。
Further, spring retainer column is equipped in buffer spring, spring retainer column is secured with lower die holder to be connect.
Further, the bottom of de- material block is equipped with permanent magnetic iron block, and spring retainer column is electromagnet block.
Further, buffer spring is plastic spring.
Further, the bottom of upper mold is equipped with molding guide groove, and the top of lower die is equipped with molding guide post, molding guide post and molding
Guide groove matching.
The utility model has the following beneficial effects: the utility model discloses a kind of injection mold with quick material-removing structure,
Special mode structure up and down is set, and the top of de- material block can form difference in height with the bottom of lower mode cavity when upper and lower mould separates, can
Ensure that injection molding part speeds away lower mode cavity and upper cavity, i.e., can be realized de- material while die sinking, can effectively improve
De- material efficiency, de- material motion stability are reliable, it can be ensured that de- material effect, the setting for saving thimble can effectively avoid thimble from printing
It is formed, the injection molding effect of mold can be effectively improved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the enlarged structure schematic diagram of the utility model A in Fig. 1.
Appended drawing reference are as follows: cope plate 10, upper mold 11, upper cavity 111, molding guide groove 112, lower die holder 20, lifting resigning chamber
201, guide groove 202, upper top through-hole 203, lower die 21, lower mode cavity 211, resigning mounting hole 212, lifting push plate 22, lifting column are gone up and down
23, de- material block 24, permanent magnetic iron block 241, buffer spring 25, spring retainer column 26, molding guide post 27.
Specific embodiment
For the feature, technological means and specific purposes achieved, function that can further appreciate that the utility model, below
The utility model is described in further detail in conjunction with attached drawing and specific embodiment.
With reference to Fig. 1, Fig. 2.
The utility model embodiment discloses a kind of injection mold with quick material-removing structure, including the upper mold set gradually
Plate 10, upper mold 11, lower die 21 and lower die holder 20 are equipped with upper cavity 111 in upper mold 11, are equipped with lower mode cavity 211 in lower die 21, on
Die cavity 111 and lower mode cavity 211 match；
It is equipped with lifting resigning chamber 201 in lower die holder 20, goes up and down and slidably connects lifting push plate 22, lifting in resigning chamber 201
The top of push plate 22 is fixedly connected by lifting column 23 with lower die 21, and the top and bottom of lower die holder 20 are respectively equipped with lifting and lead
Slot 202 and upper top through-hole 203, upper top through-hole 203, in lifting push plate 22, rise for external ejection dynamic structure output action
Drop guide groove 202 is matched with lifting column 23；
The resigning mounting hole 212 that section is T font is additionally provided in lower die 21, i.e. the top dimension of resigning mounting hole 212 is big
Size in bottom, resigning mounting hole 212 are connected to the bottom of lower mode cavity 211, and the open-topped size of resigning mounting hole 212 is small
In the size of 211 bottom of chamber of lower mode cavity opening, i.e. resigning mounting hole 212 is coated completely by the projection of lower mode cavity 211, lower mode cavity 211
The inverted pyramid shape reduced from top to bottom with gradient is formed with resigning mounting hole 212, resigning mounting hole 212 is interior to be equipped with section
The shape of the de- material block 24 of T font, de- material block 24 and resigning mounting hole 212 matches, and the bottom of de- material block 24 passes through buffer spring
25 connect with lower die holder 20, i.e. the both ends of buffer spring 25 are separately connected the bottom of 24 small size of de- material block and the top of lower die holder 20
Portion.
When molding, the output end of outside ejection dynamic structure passes through upper top through-hole 203 and lifting push plate 22 is pushed to rise, lifting
Column 23 rises along the lifting sliding of guide groove 202, and lower die 21 rises and contacts with the bottom of upper mold 11, the past pull-up of resigning mounting hole 212
De- material block 24 is mentioned, pulls buffer spring 25 to extend when de- material block 24 rises, the top of de- material block 24 and the bottom of chamber of lower mode cavity 211 are held
Flat, upper cavity 11 and lower mode cavity 211 form closed type chamber；When die sinking, the output end of outside ejection dynamic structure unclamps lifting
Push plate 22, goes up and down push plate 22 and lifting column 23 declines under gravity, and lower die 21 declines, and resigning mounting hole 212 unclamps de-
Expect that block 24, buffer spring 25 reset, during lower die 21 declines, de- material block 24 is detached from resigning mounting hole 212, de- material block 24
Top is located at the top of the bottom of chamber of lower mode cavity 211, and injection molding part is located on de- material block 24, and injection molding part is while die sinking
Complete de- material.
Special mode structure up and down is arranged in the utility model, and the top of de- material block can be with the bottom of lower mode cavity when upper and lower mould separates
Portion forms difference in height, it can be ensured that injection molding part speeds away lower mode cavity and upper cavity, i.e., can be realized while die sinking
De- material, can effectively improve de- material efficiency, and de- material motion stability is reliable, it can be ensured that de- material effect saves the setting energy of thimble
The enough formation for effectively avoiding thimble from printing, can effectively improve the injection molding effect of mold.
In the present embodiment, the height for going up and down resigning chamber 201 is H, lifting push plate 22 with a thickness of D, going up and down push plate 22 can
The distance of lifting is L, and L=H-D, the length of buffer spring 25 is K, K0For the initial length of buffer spring 25；Upper mold 11 is under
When mould 21 molds, the length of buffer spring 25 meets following formula: K0<K≤K0+ L, when setting molds, buffer spring 25 is elongated, energy
Enough ensure de- material block 24 top and lower mode cavity 211 bottom maintain an equal level, and can ensure be opened when, de- material block 24 top position
In the top of 211 bottom of lower mode cavity, it can be ensured that die sinking is completed at the same time de- material.
In the present embodiment, spring retainer column 26 is equipped in buffer spring 25, spring retainer column 26 and lower die holder 20 are fixed
Connection, spring retainer column 26 can effectively limit the elongation of buffer spring 25 and shortening and will not deviate, and can effectively ensure de- material
The reliability that block 24 moves.
In the present embodiment, the bottom of de- material block 24 is equipped with permanent magnetic iron block 241, and spring retainer column 26 is electromagnet block, closes
When mould, external system is powered to spring retainer column 26, and so that it is generated magnetic-adsorption permanent magnetic iron block 241 has what is moved downward to become
Gesture, it can be ensured that the top of de- material block 24 and the bottom of lower mode cavity 211 maintain an equal level；When die sinking, external system disconnects spring retainer column
26 power supply, it can be ensured that difference in height is formed on the bottom of de- material block 24 and lower mode cavity 211, it is ensured that de- material effect.
In the present embodiment, buffer spring 25 is plastic spring, and can be avoided buffer spring 25 by magnet influences normal fortune
Make.
In the present embodiment, the bottom of upper mold 11 is equipped with molding guide groove 112, and the top of lower die 21 is equipped with molding guide post 26,
Molding guide post 26 is matched with molding guide groove 112, can be improved the reliability of upper and lower mould die sinking and mould assembling action.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (6)
1. a kind of injection mold with quick material-removing structure, including set gradually cope plate (10), upper mold (11), lower die
(21) and lower die holder (20) upper cavity (111), are equipped in the upper mold (11), are equipped with lower mode cavity (211) in the lower die (21),
The upper cavity (111) and the lower mode cavity (211) matching, it is characterised in that:
It is equipped with lifting resigning chamber (201) in the lower die holder (20), slidably connects lifting in the lifting resigning chamber (201) and pushes away
The top of plate (22), lifting push plate (22) is fixedly connected by lifting column (23) with the lower die (21), the lower die holder
(20) be respectively equipped at the top and bottom of lifting guide groove (202) He Shangding through-hole (203), the lifting guide groove (202) with it is described
Lifting column (23) matching；
The resigning mounting hole (212) that section is T font, the resigning mounting hole (212) and institute are additionally provided in the lower die (21)
The bottom connection of lower mode cavity (211) is stated, the open-topped size of the resigning mounting hole (212) is less than the lower mode cavity (211)
The size of bottom of chamber opening, the resigning mounting hole (212) is interior to be equipped with the de- material block (24) that section is T font, the de- material block
(24) bottom is connect by buffer spring (25) with the lower die holder (20).
2. a kind of injection mold with quick material-removing structure according to claim 1, it is characterised in that: the lifting allows
The height of position chamber (201) is H, lifting push plate (22) with a thickness of D, the liftable distance of the lifting push plate (22) is L,
L=H-D, the length of the buffer spring (25) are K, K0For the initial length of the buffer spring (25)；The upper mold (11)
When with the lower die (21) molding, the length of buffer spring (25) meets following formula: K0<K≤(K0+L)。
3. a kind of injection mold with quick material-removing structure according to claim 1, it is characterised in that: the buffering elastic
Spring retainer column (26) are equipped in spring (25), the spring retainer column (26) secures with the lower die holder (20) to be connect.
4. a kind of injection mold with quick material-removing structure according to claim 3, it is characterised in that: the de- material block
(24) bottom is equipped with permanent magnetic iron block (241), and the spring retainer column (26) is electromagnet block.
5. a kind of injection mold with quick material-removing structure according to claim 4, it is characterised in that: the buffering elastic
Spring (25) is plastic spring.
6. a kind of injection mold with quick material-removing structure according to claim 1, it is characterised in that: the upper mold
(11) bottom is equipped with molding guide groove (112), and the top of the lower die (21) is equipped with molding guide post (27), the molding guide post
(27) it is matched with the molding guide groove (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821835031.9U CN209079132U (en) | 2018-11-08 | 2018-11-08 | A kind of injection mold with quick material-removing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821835031.9U CN209079132U (en) | 2018-11-08 | 2018-11-08 | A kind of injection mold with quick material-removing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209079132U true CN209079132U (en) | 2019-07-09 |
Family
ID=67123001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821835031.9U Expired - Fee Related CN209079132U (en) | 2018-11-08 | 2018-11-08 | A kind of injection mold with quick material-removing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209079132U (en) |
-
2018
- 2018-11-08 CN CN201821835031.9U patent/CN209079132U/en not_active Expired - Fee Related
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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: 20190709 Termination date: 20201108 |
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| CF01 | Termination of patent right due to non-payment of annual fee |