CN207448958U - Plastic cement backfilling mechanism and injection mold - Google Patents
Plastic cement backfilling mechanism and injection mold Download PDFInfo
- Publication number
- CN207448958U CN207448958U CN201721244964.6U CN201721244964U CN207448958U CN 207448958 U CN207448958 U CN 207448958U CN 201721244964 U CN201721244964 U CN 201721244964U CN 207448958 U CN207448958 U CN 207448958U
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- China
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- movable plate
- straight line
- line actuator
- thimble
- plastic cement
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses plastic cement backfilling mechanism and injection molds.The plastic cement backfilling mechanism includes movable plate, first straight line actuator, second straight line actuator and thimble, the first straight line actuator is connected with the first end of the movable plate, the second straight line actuator is connected with the second end of the movable plate, the first straight line actuator is used to that the movable plate is driven to move with second straight line actuator, the thimble is connected with the top of the movable plate, for being moved under the drive of the movable plate along the hardware part direction close to or far away from the product that need to be molded；Injection mold includes above-mentioned plastic cement backfilling mechanism.Plastic cement backfilling mechanism and injection mold described in the utility model can realize the effect of positioning Five-gold-sheet, prevent Five-gold-sheet from being deformed by punching, ensure the smooth non-porous position of product after injection.
Description
Technical field
The utility model is related to injection mold technologies, and in particular to plastic cement backfilling mechanism and injection mold.
Background technology
In parts of the digital product such as mobile phone, tablet computer, some are using shape after Five-gold-sheet injection moulding plastic
Into in injection molding, since cavity pressure Five-gold-sheet may cause product injection failure or fraction defective to carry by punching deformation
It is high.Current way is that the component for withstanding Five-gold-sheet is set in mold, can so protect Five-gold-sheet, prevents its punching deformation, but
It is that the product plastic portions made can generate hole position, so that entire product appearance is bad, serious also to influence it
Partial function.
Utility model content
Based on this, the utility model provides a kind of plastic cement backfilling mechanism, can realize the effect of positioning Five-gold-sheet, prevent five
Gold plaque is deformed by punching.
The utility model also provides a kind of injection mold, uses above-mentioned plastic cement backfilling mechanism, ensures the production after injection
The smooth non-porous position of product.
In order to realize the purpose of this utility model, the utility model uses following technical scheme：
A kind of plastic cement backfilling mechanism, including movable plate, first straight line actuator, second straight line actuator and thimble, institute
The first end that first straight line actuator is stated with the movable plate is connected, the second straight line actuator and the second of the movable plate
End connection, the first straight line actuator and second straight line actuator are used to that the movable plate is driven to move, the thimble with
The top connection of the movable plate, under the drive of the movable plate along close to or far away from the five of the product that need to be molded
Golden part direction movement.
Above-mentioned plastic cement backfilling mechanism drives movable plate to move by two driving parts, and movable plate drives thimble movement,
So that thimble in injection close to the hardware part (Five-gold-sheet) of product, withstand hardware part and be molded, realize positioning hardware
The effect of piece；When the Injection hold pressure stage, thimble resets, and the hole position that thimble leaves is molded completely in pressurize, so can both make production
Product do not leave hole position, and can ensure that hardware part will not be deformed by punching.
In wherein some embodiments, the first straight line actuator and second straight line actuator are cylinder.
In wherein some embodiments, the movable plate includes the first movable plate and is lived by connector and described first
Second movable plate of movable plate connection, the first straight line actuator and second straight line actuator respectively with second movable plate
Both ends connect, and the thimble wears first movable plate and is connected with first movable plate.
In wherein some embodiments, the bottom of the thimble is equipped with an attachment cap, and the attachment cap is located at described first
It is connected in movable plate and with first movable plate.
The utility model also adopts the following technical scheme that：
A kind of injection mold, including mould bases, upper cores, lower mode and the demoulding ejecting mechanism, the lower mode with it is described
Mould bases connects, and the upper cores are engaged with the lower mode, and the demoulding ejecting mechanism is for demoulding, and the injection mold is also
Including plastic cement backfilling mechanism, the plastic cement backfilling mechanism include movable plate, first straight line actuator, second straight line actuator and
Thimble, the first straight line actuator are connected with the first end of the movable plate, the second straight line actuator and the activity
The second end connection of plate, the first straight line actuator are used to that the movable plate is driven to move with second straight line actuator, institute
The top that thimble is stated with the movable plate is connected, under the drive of the movable plate along close to or far away from need to be molded
The hardware part direction movement of product；The movable plate wears the mould bases, and both ends stretch out in the mould bases respectively, and described
One straight line actuator, bottom plate of the second straight line actuator respectively with the mould bases are connected.
Above-mentioned injection mold drives movable plate to move by two driving parts, and movable plate drives thimble in lower mode
Interior movement so that thimble, close to the hardware part (Five-gold-sheet) of product, withstands hardware and be molded in injection, realizes positioning five
The effect of gold plaque；When the Injection hold pressure stage, thimble resets, and the hole position that thimble leaves is molded completely in pressurize, so can both be made
Product does not leave hole position, and can ensure that hardware part will not be deformed by punching；Entire plastic cement backfilling mechanism does not influence the note of product
Modeling process.
In wherein some embodiments, the first straight line actuator and second straight line actuator are cylinder, the gas
The bottom of cylinder is connected with the bottom plate of the mould bases, and the piston rod of the cylinder is connected with the movable plate.
In wherein some embodiments, the movable plate includes the first movable plate and is lived by connector and described first
Second movable plate of movable plate connection, the first straight line actuator and second straight line actuator respectively with second movable plate
Both ends connect, and the thimble wears first movable plate and is connected with first movable plate.
In wherein some embodiments, the bottom of the thimble is equipped with an attachment cap, and the attachment cap is located at described first
It is connected in movable plate and with first movable plate.
In wherein some embodiments, the demoulding ejecting mechanism is equipped with one and stretches into fore-set in the lower mode, described
There is default distance between thimble and the fore-set.
In wherein some embodiments, the stroke of the thimble is less than 1cm.
Description of the drawings
Fig. 1 is the internal structure schematic diagram of injection mold described in one preferred embodiment of the utility model；
Fig. 2 is the enlarged drawing at A in Fig. 1.
Specific embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
It states.The preferred embodiment of the utility model is given in attached drawing.But the utility model can in many different forms come in fact
It is existing, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is the public affairs made to the utility model
Open the understanding more thorough and comprehensive of content.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to the technology of the utility model
The normally understood meaning of technical staff in domain is identical.It is simply in the term used in the description of the utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.
Embodiment
Refer to Fig. 1, plastic cement backfilling mechanism described in the utility model, including movable plate 10, first straight line actuator 20,
Second straight line actuator 30 and thimble 40, first straight line actuator 20 therein are connected with the first end of movable plate 10, and second
Linear drives part 30 is connected with the second end of movable plate 10, and first straight line actuator 20 is used to drive with second straight line actuator 30
Dynamic movable plate 10 moves, and thimble 40 is connected with the top of movable plate 10, under the drive of movable plate 10 along approaching or
The direction movement of the i.e. Five-gold-sheet in hardware part 50 away from the product that need to be molded.Specifically, thimble 40 in injection close to hardware
Piece 50 withstands Five-gold-sheet 50 and is molded, and realizes the effect of positioning Five-gold-sheet 50；When the Injection hold pressure stage, thimble 40 resets, top
The hole position that pin 40 leaves is molded completely in pressurize, and product so can not only have been made not leave hole position, but also can ensure Five-gold-sheet 50 not
It can be deformed by punching；Entire plastic cement backfilling mechanism does not influence the injection moulding process of product.
In a wherein embodiment, first straight line actuator 20 and second straight line actuator 30 are cylinder, as a result, cylinder
Piston rod is connected with movable plate 10, so as to which movable plate 10 be driven to be moved along close to or far away from the direction of Five-gold-sheet 50.It is optional
Ground, first straight line actuator 20 and second straight line actuator 30 can also be the components such as hydraulic cylinder, linear actuator, herein can be with
Realize that driving movable plate 10 moves along a straight line.First straight line actuator 20 can also be selected identical with second straight line actuator 30
Driving part, different driving parts can also be selected.In the present embodiment, first straight line actuator 20 drives with second straight line
Moving part 30 selects identical driving part, to ensure the both ends synchronizing moving of movable plate 10.
Movable plate 10 includes the first movable plate 11 and the second movable plate being connected by connector with the first movable plate 11
12, first straight line actuator 20 is connected with both ends of the second straight line actuator 30 respectively with the second movable plate 12, and thimble 40 is worn
First movable plate 11 is simultaneously connected with the first movable plate 11.So so that the knot that movable plate 10 is connected with driver and thimble 40
Structure is more stablized.
The bottom of thimble 40 is equipped with an attachment cap 41, attachment cap 41 be located in the first movable plate 11 and with the first movable plate 11
Connection.So so that the connection of 40 and first movable plate 11 of thimble is more stablized, prevent thimble 40 from departing from work during the motion
Movable plate 10.
The utility model also protects a kind of injection mold 100, including mould bases 60, upper cores 70, lower mode 80 and takes off
Mould ejecting mechanism 90, wherein mould bases 60 are used to support upper cores 70 and lower mode 80, and mould bases 60 includes bottom plate 61 and and bottom plate
The mould bases column 62 of 61 connections.The mutual cooperation of upper cores 70 and lower mode 80 is molded, be located at when product is molded upper cores 70 with
Between lower mode 80, demoulding ejecting mechanism 90 is used to demould after the completion of injection.The injection mold 100 further includes above-mentioned plastic cement
Backfilling mechanism, movable plate 10 therein wear the mould bases 60 of above-mentioned mold 100, and thus movable plate 10 can be both stretched into mode,
The process of injection is not influenced again, and movable plate 10 stretches out in mould bases 60, first straight line actuator 20, second straight line actuator respectively
30 are connected respectively with the bottom plate of mould bases 60 61.
When first straight line actuator 20, second straight line actuator 30 are cylinder, the bottom of cylinder and the bottom plate of mould bases 60
61 connections, piston rod are connected with movable plate 10.Movable plate 10 is moved along mould bases 60, and thimble 40 moves in lower mode 80,
Mobile stroke is by depending on the plastic portions thickness that is molded.In the present embodiment, the thickness of plastic portions is less than 1cm or so, thus
The stroke H of thimble 40 is less than 1cm, as long as departing from plastic portions when thimble 40 resets.
In the present embodiment, the moving plate aperture being oppositely arranged is offered on mould bases 60, movable plate 10 is by above-mentioned moving plate aperture
Above-mentioned mould bases 60 is worn, and both ends stretch out in moving plate aperture respectively.Movable plate 10 is moved along the moving plate aperture of mould bases 60, top
Pin 40 moves in lower mode 80.
Optionally, above-mentioned demoulding ejecting mechanism 90 is equipped with one and stretches into fore-set 91 in lower mode 80, thimble 40 and fore-set
There is default distance, the two is mutually not in contact with each other, and can so ensure that action of the demoulding with positioning Five-gold-sheet is smooth between 91
It carries out.
Fig. 2 is refer to, is molded the product of formation, it is former on plastic portions 51 including hardware part 50 and plastic portions 51
Some hole positions are filled.
Embodiment described above only expresses the several embodiments of the utility model, and description is more specific and detailed,
But it should not be interpreted as limiting the scope of the present invention.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 scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of plastic cement backfilling mechanism, which is characterized in that including movable plate, first straight line actuator, second straight line actuator with
And thimble, the first straight line actuator are connected with the first end of the movable plate, the second straight line actuator and the work
The second end connection of movable plate, the first straight line actuator are used to that the movable plate is driven to move with second straight line actuator,
The thimble is connected with the top of the movable plate, under the drive of the movable plate along close to or far away from needing to be molded
Product hardware part direction movement.
2. plastic cement backfilling mechanism according to claim 1, it is characterised in that：The first straight line actuator and second straight line
Actuator is cylinder.
3. plastic cement backfilling mechanism according to claim 1, it is characterised in that：The movable plate include the first movable plate and
The second movable plate being connected by connector with first movable plate, the first straight line actuator and second straight line actuator
The both ends with second movable plate are connected respectively, and the thimble wears first movable plate and connects with first movable plate
It connects.
4. plastic cement backfilling mechanism according to claim 3, it is characterised in that：The bottom of the thimble is equipped with an attachment cap,
The attachment cap is located in first movable plate and is connected with first movable plate.
5. a kind of injection mold, including mould bases, upper cores, lower mode and demoulding ejecting mechanism, the lower mode and the mould
Frame connects, and the upper cores are engaged with the lower mode, and the demoulding ejecting mechanism is used to demould, which is characterized in that described
Injection mold further includes plastic cement backfilling mechanism, and the plastic cement backfilling mechanism includes movable plate, first straight line actuator, second straight line
Actuator and thimble, the first straight line actuator are connected with the first end of the movable plate, the second straight line actuator
It is connected with the second end of the movable plate, the first straight line actuator is used to drive the activity with second straight line actuator
Plate moves, and the thimble be connected with the top of the movable plate, under the drive of the movable plate along approaching or far
Hardware part direction movement from the product that need to be molded；The movable plate wears the mould bases, and both ends stretch out in respectively it is described
Mould bases, the first straight line actuator, bottom plate of the second straight line actuator respectively with the mould bases are connected.
6. injection mold according to claim 5, it is characterised in that：The first straight line actuator drives with second straight line
Part is cylinder, and the bottom of the cylinder is connected with the bottom plate of the mould bases, and the piston rod of the cylinder connects with the movable plate
It connects.
7. injection mold according to claim 5, it is characterised in that：The movable plate includes the first movable plate and passes through
The second movable plate that connector is connected with first movable plate, the first straight line actuator are distinguished with second straight line actuator
It is connected with the both ends of second movable plate, the thimble wears first movable plate and is connected with first movable plate.
8. injection mold according to claim 7, it is characterised in that：The bottom of the thimble is equipped with an attachment cap, described
Attachment cap is located in first movable plate and is connected with first movable plate.
9. injection mold according to claim 5, it is characterised in that：It is described the demoulding ejecting mechanism equipped with one stretch into it is described under
Fore-set in mode has default distance between the thimble and the fore-set.
10. injection mold according to claim 5, it is characterised in that：The stroke of the thimble is less than 1cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721244964.6U CN207448958U (en) | 2017-09-26 | 2017-09-26 | Plastic cement backfilling mechanism and injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721244964.6U CN207448958U (en) | 2017-09-26 | 2017-09-26 | Plastic cement backfilling mechanism and injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207448958U true CN207448958U (en) | 2018-06-05 |
Family
ID=62284187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721244964.6U Active CN207448958U (en) | 2017-09-26 | 2017-09-26 | Plastic cement backfilling mechanism and injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207448958U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112549383A (en) * | 2020-12-25 | 2021-03-26 | 铜陵富仕三佳机器有限公司 | Hydraulic core pulling system for semiconductor plastic package |
-
2017
- 2017-09-26 CN CN201721244964.6U patent/CN207448958U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112549383A (en) * | 2020-12-25 | 2021-03-26 | 铜陵富仕三佳机器有限公司 | Hydraulic core pulling system for semiconductor plastic package |
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