CN210880645U - Self-opening and self-closing mold - Google Patents
Self-opening and self-closing mold Download PDFInfo
- Publication number
- CN210880645U CN210880645U CN201921712976.6U CN201921712976U CN210880645U CN 210880645 U CN210880645 U CN 210880645U CN 201921712976 U CN201921712976 U CN 201921712976U CN 210880645 U CN210880645 U CN 210880645U
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- fixed block
- mold
- mould
- driving piece
- opening
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Abstract
The utility model relates to a mould field, more specifically say, it relates to a mould from opening and shutting. The key points of the technical scheme are as follows: the utility model provides a from mould that opens and shuts, including front mould and back mould, the back mould includes first portion and second portion, first portion sets up between front mould and second portion, be provided with mold opening device on the mould lateral wall, mold opening device includes first fixed block, second fixed block and driving piece, first fixed block is fixed to be set up in first portion, the second fixed block sets up in second portion, the driving piece includes fixed part and pars contractilis, the fixed part sets up on first fixed block or second fixed block, pars contractilis is are connected with second fixed block or first fixed block. The utility model can realize two-section demoulding, and is suitable for the production requirements of more kinds of workpieces; two die sinking devices are arranged, so that die sinking stability is good, and synchronism is high; the secondary demolding can be simply realized without modifying a demolding system of the injection molding machine.
Description
Technical Field
The utility model relates to a mould field, more specifically say, it relates to a mould from opening and shutting.
Background
The injection mold is generally required to be mounted on an injection molding machine for use, and the injection molding machine is used for controlling the mold opening and closing of the mold and realizing the injection molding of the mold through an injection port.
In some injection molding production, the mold is often designed to be a two-section mold releasing mode of a rear mold, that is, the rear mold is designed to comprise a first part and a second part, the first part is arranged between the second part and a front mold, and the first part and the second part can be opened and closed relatively. When the mold is released, a mold releasing and closing system on an injection molding machine firstly separates a first part and a second part of a rear mold, and after the first part and the second part are separated, the whole rear mold formed by the first part and the second part together is separated from a front mold, so that the whole mold releasing operation is a two-section mold releasing operation.
However, such a demolding form has high requirements on a mold releasing and closing system of the injection molding machine and can be realized only by a flexible mechanical arm, and most mold releasing and closing systems on the injection molding machine are only designed into a structure which can only separate a front mold from a rear mold in a mold, so that the mold releasing and closing system for modifying the injection molding machine is high in cost and very complex.
Therefore, there is a need for a self-opening and self-closing mold that overcomes the above problems.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a from mould that opens and shuts can part the first portion and the second portion of back mould automatically, can make under the condition of not reequiping injection molding machine drawing of patterns system, realize two sections decidues of mould.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a from mould that opens and shuts, includes front mould and back mould, the back mould includes first portion and second portion, first portion sets up the front mould with between the second portion, be provided with mold opening device on the mould lateral wall, mold opening device includes first fixed block, second fixed block and driving piece, first fixed block is fixed to be set up in the first portion, the second fixed block sets up in the second portion, the driving piece includes fixed part and pars contractilis, the fixed part sets up on first fixed block or second fixed block, pars contractilis with second fixed block or first fixed block are connected.
Through adopting above-mentioned technical scheme, the drawing of patterns system on the injection molding machine separates front mould and back mould, realizes the first level drawing of patterns of mould, and under the effect of driving piece pars contractilis, first fixed block and second fixed block are kept away from relatively, and then drive the first portion and the relative separation of second portion of back mould, realize the second level drawing of patterns of mould.
The utility model discloses further set up to: the mold opening devices are arranged in two numbers, and the two mold opening devices are respectively arranged on two opposite side walls of the mold.
Through adopting above-mentioned technical scheme, two mold opening devices can make the die sinking process more stable, can not be because only be provided with mold opening device on one side and lead to slightly having the skew when the die sinking.
The utility model discloses further set up to: the first portion is provided with a first mounting hole for mounting a first fixing block, and the second portion is provided with a second mounting hole for mounting a second fixing block.
Through adopting above-mentioned technical scheme, the setting of mounting hole can make things convenient for first fixed block and the installation of second fixed block.
The utility model discloses further set up to: the fixed part setting of driving piece is on first fixed block, the flexible portion setting of driving piece is on the second fixed block.
By adopting the technical scheme, the arrangement is a better arrangement mode.
The utility model discloses further set up to: the driving piece is an electric cylinder, the fixing part of the driving piece is a cylinder body of the electric cylinder, and the telescopic part of the driving piece is a telescopic shaft of the electric cylinder.
Through adopting above-mentioned technical scheme, electronic jar can be a driving piece commonly used, can realize making first fixed block and second fixed block relatively keep away from with the action of being close to relatively well.
The utility model discloses further set up to: the driving part is a telescopic cylinder, the fixed part of the driving part is a cylinder body of the telescopic cylinder, and the telescopic part of the driving part is a telescopic shaft of the telescopic cylinder.
Through adopting above-mentioned technical scheme, telescopic cylinder is a driving piece commonly used, can realize making first fixed block and second fixed block keep away from relatively and the action of being close to relatively well.
The utility model discloses further set up to: the driving piece is detachably arranged on the side wall of the mold.
Through adopting above-mentioned technical scheme, can dismantle the setting, when the damage appears in the driving piece, can change better.
The utility model discloses further set up to: two the pars contractilis of driving piece all sets up on first fixed block, two the fixed part of driving piece all sets up on the second fixed block.
By adopting the technical scheme, the synchronism of the two die sinking devices in die sinking can be better.
To sum up, the utility model discloses following beneficial effect has:
firstly, two-section demoulding can be realized, and the production requirements of more kinds of workpieces are met;
two die sinking devices are arranged, so that die sinking stability is good, and synchronism is high;
thirdly, the secondary demoulding can be simply realized without modifying a demoulding system of the injection moulding machine.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1;
FIG. 2 is a front view of embodiment 1;
FIG. 3 is a schematic view showing the connection between the mold opening device and the mold in example 1;
FIG. 4 is an enlarged view at A in FIG. 3;
FIG. 5 is another schematic view of the whole structure of embodiment 1.
In the figure: 1. a front mold; 2. a rear mold; 2a, a first part; 2b, a second part; 3. a mold opening device; 3a, a first fixed block; 3b, a second fixed block; 3c, an electric cylinder; 4. a rotary demoulding mechanism; 5. a side core-pulling mechanism; 6. a first mounting hole; 7. a first plug-in block; 8. a second insertion block; 9. and a second mounting hole.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
In which like parts are designated by like reference numerals. It should be noted that the following description uses terms of orientation such as "front and back end," "left and right sides," "above," "below," and the like to refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" to refer to directions toward and away from, respectively, the geometric center of a particular component. In addition, the descriptions of "mounted on … …", "disposed on … …" and the like refer to two components having a certain connection and positional relationship, and do not refer to one component being on the upper surface of the other component. In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
Example 1
Referring to fig. 1, the self-opening and self-closing mold is used for producing a threaded plastic part and comprises a front mold 1, a rear mold 2, a rotary demolding mechanism 4 for rotationally demolding a workpiece, and a side core-pulling mechanism 5 for processing a through hole at the side of the threaded plastic part. The mounting portion of the rotary demolding mechanism 4 is integrally formed with the rear mold 2. The back mould 2 includes first portion 2a and second portion 2b, first portion 2a sets up between front mould 1 and second portion 2b, be provided with mold opening device 3 on the mould lateral wall, mold opening device 3 includes first fixed block 3a, second fixed block 3b and driving piece, first fixed block 3a is fixed to be set up on first portion 2a, second fixed block 3b sets up on second portion 2b, the driving piece includes fixed part and pars contractilis, the fixed part sets up on first fixed block 3a or second fixed block 3b, pars contractilis is connected with second fixed block 3b or first fixed block 3 a. Specifically, the driving piece is electronic jar 3c in this embodiment, and the fixed part of driving piece is electronic jar 3 c's cylinder body, and the pars contractilis of driving piece is electronic jar 3 c's telescopic shaft, and electronic jar 3 c's cylinder body is fixed to be set up on first fixed block 3a, and electronic jar 3 a's telescopic shaft is fixed to be set up on second fixed block 3 b. The term "fixed arrangement" as used herein, is understood by those skilled in the art to be capable of moving together when the mold is opened and closed, and does not mean that it is not removable. The electric cylinder 3c is a commonly used driving member, and can preferably perform the operation of relatively moving the first fixed block 3a and the second fixed block 3b away from and toward each other.
When using, the drawing of patterns system on the injection molding machine separates front mould 1 and back mould 2, realizes the first level drawing of patterns of mould, and under the effect of driving piece pars contractilis, first fixed block 3a and second fixed block 3b are kept away from relatively, and then drive the relative separation of first portion 2a and second portion 2b of back mould 2, realize the second level drawing of patterns of mould.
Referring to fig. 2, in the present embodiment, two mold opening devices 3 are provided, and the two mold opening devices 3 are respectively disposed on two opposite sidewalls of the mold. The two die sinking devices 3 can make the die sinking process more stable, and the die sinking process can not slightly deviate due to the fact that only one side of the die sinking device 3 is arranged. The arrangement can ensure that the synchronism of the two mold opening devices 3 is better when the mold is opened.
Referring to fig. 3 and 4, a first mounting hole 6 for mounting the first fixing block 3a is formed in the first portion 2a, a second mounting hole 9 for mounting the second fixing block 3b is formed in the second portion 2b, correspondingly, a first inserting block 7 is arranged on the first fixing block 3a, a second inserting block 8 is arranged on the second fixing block 3b, and the mounting holes are arranged to facilitate mounting of the first fixing block 3a and the second fixing block 3b, the first inserting block 7 is mounted in the first mounting hole 6, the second inserting block 8 is inserted in the second mounting hole 9 to achieve alignment, and the bolts are screwed after alignment, so that mounting of the two fixing blocks can be achieved.
Referring to fig. 5, the electric cylinder 3c is detachably provided at the side wall of the mold. Can dismantle the setting, when the damage appears in the driving piece, can change better. As is clear from the illustration, when the electric cylinder 3c needs to be disassembled, the disassembly can be realized only by loosening some bolts.
Example 2
This embodiment is substantially the same as embodiment 1 except that the driving member is a telescopic cylinder, the fixed portion of the driving member is a cylinder body of the telescopic cylinder, and the telescopic portion of the driving member is a telescopic shaft of the telescopic cylinder. The telescopic cylinder is a common driving part, and can well realize the action of relatively keeping the first fixing block 3a and the second fixing block 3b away from and close to each other.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A self-opening and closing mold comprising a front mold (1) and a rear mold (2), said rear mold (2) comprising a first portion (2a) and a second portion (2b), said first portion (2a) being arranged between said front mold (1) and said second portion (2b), characterized in that: be provided with mold opening device (3) on the mould lateral wall, mold opening device (3) are including first fixed block (3a), second fixed block (3b) and driving piece, first fixed block (3a) is fixed to be set up on first portion (2a), second fixed block (3b) set up on second portion (2b), the driving piece includes fixed part and pars contractilis, the fixed part sets up on first fixed block (3a) or second fixed block (3b), pars contractilis with second fixed block (3b) or first fixed block (3a) are connected.
2. A self-opening and closing mold as defined in claim 1, wherein: the mold opening devices (3) are arranged in two numbers, and the two mold opening devices (3) are respectively arranged on two opposite side walls of the mold.
3. A self-opening and closing mold as defined in claim 1, wherein: the first portion (2a) is provided with a first mounting hole (6) for mounting the first fixing block (3a), and the second portion (2b) is provided with a second mounting hole (9) for mounting the second fixing block (3 b).
4. A self-opening and closing mold as defined in claim 1, wherein: the fixed part setting of driving piece is on first fixed block (3a), the flexible portion setting of driving piece is on second fixed block (3 b).
5. A self-opening and closing mold as defined in claim 1, wherein: the driving piece is electronic jar (3c), the fixed part of driving piece is the cylinder body of electronic jar (3c), the pars contractilis of driving piece is the telescopic shaft of electronic jar (3 c).
6. A self-opening and closing mold as defined in claim 1, wherein: the driving part is a telescopic cylinder, the fixed part of the driving part is a cylinder body of the telescopic cylinder, and the telescopic part of the driving part is a telescopic shaft of the telescopic cylinder.
7. A self-opening and closing mold as defined in claim 1, wherein: the driving piece is detachably arranged on the side wall of the mold.
8. A self-opening and closing mold as defined in claim 2, wherein: the telescopic parts of the two driving pieces are arranged on the first fixing block (3a), and the fixing parts of the two driving pieces are arranged on the second fixing block (3 b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921712976.6U CN210880645U (en) | 2019-10-12 | 2019-10-12 | Self-opening and self-closing mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921712976.6U CN210880645U (en) | 2019-10-12 | 2019-10-12 | Self-opening and self-closing mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210880645U true CN210880645U (en) | 2020-06-30 |
Family
ID=71336331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921712976.6U Expired - Fee Related CN210880645U (en) | 2019-10-12 | 2019-10-12 | Self-opening and self-closing mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210880645U (en) |
-
2019
- 2019-10-12 CN CN201921712976.6U patent/CN210880645U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 Termination date: 20211012 |