CN205416239U - Sprue -free O -shaped ring injection mould - Google Patents
Sprue -free O -shaped ring injection mould Download PDFInfo
- Publication number
- CN205416239U CN205416239U CN201620207185.8U CN201620207185U CN205416239U CN 205416239 U CN205416239 U CN 205416239U CN 201620207185 U CN201620207185 U CN 201620207185U CN 205416239 U CN205416239 U CN 205416239U
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- China
- Prior art keywords
- mould
- flexible mould
- solid plate
- coordinating
- support block
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a sprue -free O -shaped ring injection mould, including fixed die plate and movable mould board, be provided with the ring channel on the bottom surface of fixed die plate, be provided with a moving mould in the ring channel, be provided with the recess on the top surface of movable mould board be provided with the movable block in the recess, the top of movable block is provided with the cooperation the first ring channel of ring channel be provided with the cooperation in the first ring channel a moving mould's the 2nd moving mould, a moving mould's lower surface symmetry is provided with two shearing seat, shearing seat has the sheared edge of V font, the 2nd moving mould's upper surface is provided with the cooperation the shearing blade of sheared edge, the device can change a moving mould and the 2nd moving mould according to the size of required O type of moulding plastics circle, mould plastics accomplish mould a shaping after, can accomplish a directness of moulding and cut out through promoting the movable block, the later stage only need can to cutting out that the O type of accomplishing circle polishes.
Description
Technical field
This utility model relates to a kind of without cast gate O injection mold.
Background technology
O RunddichtringO is to use very many a kind of sealing members in hydraulic pressure and pneumatic actuator system, injection O RunddichtringO is to be molded by injection machine, existing O injection mold has injection molding sprue, after the demoulding, injection molding sprue can be remained on product, affect the sealing function of product, especially for the O of some small dimension sizes, example: the line footpath O less than 3.53mm, cast gate can directly result in the sealing property of product and lose efficacy.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of without cast gate O injection mold, first flexible mould and the second flexible mould can be replaced by this device according to the size of the O of required injection, meet and use needs, after injection completes plastic parts moulding, by promoting movable block can complete the direct cutting of plastic, later stage has only to that cutting is completed O and polishes, and the O obtained by this device is without pouring mouth, and sealing is preferable.
For solving the problems referred to above, this utility model adopts the following technical scheme that
nullA kind of without cast gate O injection mold，Including solid plate and moving platen，More than one cannelure it is provided with on the bottom surface of described solid plate，The first flexible mould it is provided with in described cannelure，It is provided with groove on the end face of described moving platen，It is provided with movable block in described groove，The top of described movable block is provided with the first annular groove coordinating described cannelure，The second flexible mould coordinating described first flexible mould it is provided with in described first annular groove，It is provided with sprue at the shaft core position of described solid plate，The first expanded support block it is provided with on outer ring bottom described solid plate，The second expanded support block it is provided with on the outer ring at the top of described moving platen，An injection molding cavity is cooperatively formed by described first expanded support block and described second expanded support block between described solid plate and described moving platen，Described sprue coordinates described injection molding cavity，The lower surface of described first flexible mould is symmetrically arranged with two Cut Blocks，Described Cut Block has the sheared edge of V-shaped away from that one end of described first flexible mould，The upper surface of described second flexible mould is provided with the shearing blade coordinating described sheared edge，The lower section of described solid plate is provided with push pedal，The push rod coordinating described movable block it is provided with in described push pedal.
Preferably, after described first expanded support block and described second expanded support block coordinate, between described Cut Block and described shearing blade, one molten plastic of formation passes through gap.
Preferably, being provided with pilot hole in described cannelure, described first flexible mould has the lead coordinating described pilot hole.
Preferably, being provided with the first pilot hole in described first annular groove, described second flexible mould has the first lead coordinating described first pilot hole.
The beneficial effects of the utility model are: the first flexible mould and the second flexible mould can be replaced by this device according to the size of the O of required injection, meet and use needs, after injection completes plastic parts moulding, by promoting movable block can complete the direct cutting of plastic, the later stage has only to that cutting is completed O and polishes, and the O obtained by this device is without pouring mouth, sealing is preferable, the structure of this device is relatively simple, and cost is the cheapest, is suitable for promoting the use of.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the cooperation schematic diagram of the first flexible mould and the second flexible mould.
Detailed description of the invention
Below in conjunction with the accompanying drawings preferred embodiment of the present utility model is described in detail, so that advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus protection domain of the present utility model is made apparent clear and definite defining.
nullRefering to the one shown in Fig. 1 and Fig. 2 without cast gate O injection mold，Including solid plate 1 and moving platen 2，More than one cannelure 101 it is provided with on the bottom surface of described solid plate 1，The first flexible mould 102 it is provided with in described cannelure 101，It is provided with groove 201 on the end face of described moving platen 2，It is provided with movable block 202 in described groove 201，The top of described movable block 202 is provided with the first annular groove 203 coordinating described cannelure 101，The second flexible mould 204 coordinating described first flexible mould 102 it is provided with in described first annular groove 203，It is provided with sprue 111 at the shaft core position of described solid plate 1，The first expanded support block 112 it is provided with on outer ring bottom described solid plate 1，The second expanded support block 211 it is provided with on the outer ring at the top of described moving platen 2，An injection molding cavity 113 is cooperatively formed by described first expanded support block 112 and described second expanded support block 211 between described solid plate 1 and described moving platen 2，Described sprue 111 coordinates described injection molding cavity 113，The lower surface of described first flexible mould 102 is symmetrically arranged with two Cut Blocks 114，Described Cut Block 114 has the sheared edge 115 of V-shaped away from that one end of described first flexible mould 102，The upper surface of described second flexible mould 204 is provided with the shearing blade 116 coordinating described sheared edge 115，The lower section of described solid plate 1 is provided with push pedal 3，The push rod 311 coordinating described movable block 202 it is provided with in described push pedal 3.
A preferred embodiment in this utility model, after described first expanded support block 112 and described second expanded support block 211 coordinate, between described Cut Block 114 and described shearing blade 116, one molten plastic of formation passes through gap.
A preferred embodiment in this utility model, is provided with pilot hole 121 in described cannelure 101, described first flexible mould 102 has the lead 131 coordinating described pilot hole 121.
A preferred embodiment in this utility model, is provided with the first pilot hole 213 in described first annular groove 203, described second flexible mould 204 has the first lead 214 coordinating described first pilot hole 213.
The beneficial effects of the utility model are: the first flexible mould and the second flexible mould can be replaced by this device according to the size of the O of required injection, meet and use needs, after injection completes plastic parts moulding, by promoting movable block can complete the direct cutting of plastic, the later stage has only to that cutting is completed O and polishes, and the O obtained by this device is without pouring mouth, sealing is preferable, the structure of this device is relatively simple, and cost is the cheapest, is suitable for promoting the use of.
Of the present utility model ultimate principle, principal character and of the present utility model advantage have more than been shown and described.Skilled person will appreciate that of the industry; this utility model is not restricted to the described embodiments; described in above-described embodiment and description, principle of the present utility model is simply described; on the premise of without departing from this utility model spirit and scope, this utility model also has various changes and modifications, in the range of these changes and improvements both fall within claimed this utility model.This utility model claims scope and is defined by appending claims and equivalent thereof.
Claims (4)
- null1. one kind without cast gate O injection mold，It is characterized in that: include solid plate and moving platen，More than one cannelure it is provided with on the bottom surface of described solid plate，The first flexible mould it is provided with in described cannelure，It is provided with groove on the end face of described moving platen，It is provided with movable block in described groove，The top of described movable block is provided with the first annular groove coordinating described cannelure，The second flexible mould coordinating described first flexible mould it is provided with in described first annular groove，It is provided with sprue at the shaft core position of described solid plate，The first expanded support block it is provided with on outer ring bottom described solid plate，The second expanded support block it is provided with on the outer ring at the top of described moving platen，An injection molding cavity is cooperatively formed by described first expanded support block and described second expanded support block between described solid plate and described moving platen，Described sprue coordinates described injection molding cavity，The lower surface of described first flexible mould is symmetrically arranged with two Cut Blocks，Described Cut Block has the sheared edge of V-shaped away from that one end of described first flexible mould，The upper surface of described second flexible mould is provided with the shearing blade coordinating described sheared edge，The lower section of described solid plate is provided with push pedal，The push rod coordinating described movable block it is provided with in described push pedal.
- The injection mold of O without cast gate the most according to claim 1, it is characterised in that: after described first expanded support block and described second expanded support block coordinate, between described Cut Block and described shearing blade, one molten plastic of formation passes through gap.
- The injection mold of O without cast gate the most according to claim 1, it is characterised in that: being provided with pilot hole in described cannelure, described first flexible mould has the lead coordinating described pilot hole.
- The injection mold of O without cast gate the most according to claim 1, it is characterised in that: being provided with the first pilot hole in described first annular groove, described second flexible mould has the first lead coordinating described first pilot hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620207185.8U CN205416239U (en) | 2016-03-17 | 2016-03-17 | Sprue -free O -shaped ring injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620207185.8U CN205416239U (en) | 2016-03-17 | 2016-03-17 | Sprue -free O -shaped ring injection mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205416239U true CN205416239U (en) | 2016-08-03 |
Family
ID=56519016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620207185.8U Expired - Fee Related CN205416239U (en) | 2016-03-17 | 2016-03-17 | Sprue -free O -shaped ring injection mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205416239U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109501169A (en) * | 2018-12-21 | 2019-03-22 | 苏州杰纳机器人科技有限公司 | Adhesive dispenser is cut in end cover of engine injection molding |
| CN112238574A (en) * | 2019-07-18 | 2021-01-19 | 重庆鸿智亿达电子科技有限公司 | Accessory is used in notebook production |
-
2016
- 2016-03-17 CN CN201620207185.8U patent/CN205416239U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109501169A (en) * | 2018-12-21 | 2019-03-22 | 苏州杰纳机器人科技有限公司 | Adhesive dispenser is cut in end cover of engine injection molding |
| CN112238574A (en) * | 2019-07-18 | 2021-01-19 | 重庆鸿智亿达电子科技有限公司 | Accessory is used in notebook production |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160803 Termination date: 20210317 |