CN202293218U - Mechanical locking cylinder core-pulling mechanism for injection mold - Google Patents
Mechanical locking cylinder core-pulling mechanism for injection mold Download PDFInfo
- Publication number
- CN202293218U CN202293218U CN2011204184595U CN201120418459U CN202293218U CN 202293218 U CN202293218 U CN 202293218U CN 2011204184595 U CN2011204184595 U CN 2011204184595U CN 201120418459 U CN201120418459 U CN 201120418459U CN 202293218 U CN202293218 U CN 202293218U
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- China
- Prior art keywords
- slideway
- core
- oil cylinder
- locking
- loose core
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- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a mechanical locking cylinder core-pulling mechanism. A locking mechanism consisting of a locking block (28), a locking block slideway (26) and a locking cylinder (27) is arranged, and an embedded block slideway (23) of the cylinder core-pulling mechanism can be locked and prevented from backing off when the mold-closed injection is carried out, so that the defects of burr and flashing and the like of products are avoided, and the appearance quality of the injection products is improved; the embedded block slideway (23) and an auxiliary slideway (25) of the core-pulling mechanism are arranged in a tilting manner, so that the mechanical locking cylinder core-pulling mechanism is applicable to the condition that the shapes of under-cut positions of the appearances of the products are rather irregular, and inclination between the direction of core-pulling and a plane exists, and the core-pulling of the products with complicated shapes can be achieved.
Description
Technical field
The utility model relates to a kind of core-pulling mechanism of injection mold, is specifically related to a kind of mechanical lock loose core of oil cylinder mechanism.
Background technology
In the design for Injection Mould process, for the plastic products upper surface situation of back-off is arranged, product can't directly be deviate from mould, needs to adopt loose core of oil cylinder mechanism usually.But floating bigger if product surface rises, general loose core of oil cylinder mechanism can't accomplish direct extraction back-off, at this moment just needs to adopt loose core of oil cylinder mechanism to deviate from the back-off position through the change direction of loosing core.
As shown in Figure 1, provided the composition structural representation of loose core of oil cylinder mechanism commonly used, it mainly is made up of moulding edge core 11, cylinder connector 12, oil cylinder 13; Oil cylinder is fixed on the template through the oil cylinder holder that is mated; Wherein, rely on oil cylinder 13 that driving force is provided, cylinder connector 12 is used to connect moulding edge core 11 and oil cylinder 13; Moulding edge core 11 is connected through T type groove with cylinder connector 12, is used for moulding side back-off.During work,, in motion process, after oil cylinder 13 drives moulding edge cores 11 and breaks away from back-offs 3～5mm, contact stop motion, the completion of loosing core with travel switch through the distance of loosing core of the travel switch control oil cylinder that is provided with.
In actual engineering use, after the injection mold matched moulds, because of injection pressure is very big, tend to core-pulling mechanism is beaten back during injection moulding, cause product surface defectives such as overlap, burr to occur, make common oil cylinder core-pulling mechanism have following shortcoming:
First: loose core of oil cylinder lacks the protection of locking, and under the effect of injection moulding power, moulding edge core is beaten back easily, causes the product surface of moulding to produce overlap, burr, causes product defective;
The second, this kind structure can't change the direction of motion of loosing core, and for product external surfaces big rise and fall and back-off direction and loose core of oil cylinder situation in the opposite direction, this mechanism can't realize loosing core.
The utility model content
To above problem, the utility model provides a kind of mechanical lock loose core of oil cylinder mechanism, can realize the locking of core-pulling mechanism, and be applicable to the product back-off demoulding of outer surface big rise and fall, can effectively improve the quality of product.
The purpose of the utility model is to realize through following technical scheme:
A kind of mechanical lock loose core of oil cylinder mechanism; Comprise that the moulding of loosing core inserts 22, loose core of oil cylinder mechanism; Said loose core of oil cylinder mechanism connects the moulding of loosing core through the telescopic slideway 23 of inserting of its front end and inserts 22; The said slideway 23 of inserting is assemblied in the auxiliary slide channel 25 through T type piece 24 and can moves along auxiliary slide channel 25, and auxiliary slide channel 25 is fixed on the solid plate; Latch segment 28, latch segment slideway 26 and locking cylinder 27 are formed retaining mechanisms, and said latch segment 28 is connected with locking cylinder 27, can move up and down and form the locking that stops to the slideway 23 of inserting along latch segment slideway 26.
Preferably, the said slideway 23 of inserting is connected through the oil cylinder 29 of loosing core of T type groove with said loose core of oil cylinder mechanism.
Preferably, said latch segment 28 is connected with locking cylinder 27 through T type groove.
Preferably, the said moulding of loosing core is inserted and 22 is set in the slideway 23 of inserting.
Special, the said slideway 23 of inserting is with auxiliary slide channel 25 and is in tilted layout.
The said mechanical lock loose core of oil cylinder of the utility model mechanism is through the retaining mechanism of being made up of latch segment, latch segment slideway and locking cylinder is set, when mold-closing injection; Can the slideway of inserting of loose core of oil cylinder mechanism be pinned, prevent that it from shrinking back, avoided causing defectives such as product overlap, burr; Improved the presentation quality of injecting products; Can be applicable to the shape big rise and fall of product appearance back-off position, and the gradient situation of direction and plane of loosing core, the complex product shape is loosed core be achieved.
Description of drawings
According to accompanying drawing and embodiment the utility model is done further explain below.
Fig. 1 is the composition structural representation of the loose core of oil cylinder mechanism that uses always;
Fig. 2 is the composition structure chart of the said mechanical lock loose core of oil cylinder of embodiment mechanism;
Fig. 3 is the said loose core of oil cylinder structural representation of embodiment;
Fig. 4 is the said mechanical lock structural representation of embodiment.
Among the figure:
11, moulding edge core; 12, cylinder connector; 13, oil cylinder;
21, product; 22, the moulding of loosing core is inserted; 23, the slideway of inserting; 24, T type piece; 25, auxiliary slide channel; 26, latch segment slideway; 27, locking cylinder; 28, latch segment; 29, the oil cylinder of loosing core.
The specific embodiment
By shown in Fig. 2 to 4, provided a specific embodiment of the said mechanical lock loose core of oil cylinder of the utility model mechanism.
The composition of this mechanism comprise the moulding of loosing core insert 22 with loose core of oil cylinder mechanism; Loose core of oil cylinder mechanism connects the moulding of loosing core through the telescopic slideway 23 of inserting of its front end and inserts 22; The oil cylinder 29 of loosing core of loose core of oil cylinder mechanism is connected with the slideway 23 of inserting through T type groove; The said moulding of loosing core is inserted and 22 is set in the slideway 23 of inserting; The slideway 23 of inserting is assemblied in the auxiliary slide channel 25 through T type piece 24 and can moves along auxiliary slide channel 25, and the slideway 23 of inserting is with auxiliary slide channel 25 and is in tilted layout, and auxiliary slide channel 25 is fixed on the solid plate; Latch segment 28, latch segment slideway 26 and locking cylinder 27 are formed retaining mechanisms, and said latch segment 28 is connected with locking cylinder 27 through T type groove, can move up and down and form the locking that stops to the slideway 23 of inserting along latch segment slideway 26.
This mechanism action principle is: the oil cylinder 29 of loosing core drives the slideway 23 of inserting and moves obliquely along the direction of loosing core, and the moulding of loosing core 22 shapes of stretching out through the structure two ends of inserting are set in the slideway 23 of inserting, and slideway 23 moves upward with inserting; Thereby from product 21 back-offs, extract out, because of the slideway 23 of inserting moves obliquely, upper surface is the inclined-plane; Bad fixing, and beaten back easily, auxiliary slide channel 25 therefore designed; Assurance is inserted slideway 23 motions steadily, plays guiding and fixing effect, and auxiliary slide channel 25 is fixed on the solid plate through screw; Keep motionless with respect to mould, slideway T type piece 24 slideway 23 of will inserting is connected with auxiliary slide channel 25.
When mold-closing injection; In locking cylinder 27 effect down, latch segment 28 moves downward and the slideway 23 of will inserting is pushed down along latch segment slideway 26, realizes locking; Latch segment slideway 26 guarantee latch segment 28 motion steadily, reliable, and the moulding of finally having guaranteed to loose core is inserted and 22 is kept motionless; After injection moulding was accomplished, locking cylinder 27 drove latch segments 28 and moves upward, and opens in 23 minutes with the slideway of inserting, and the oil cylinder 29 of loosing core drives slideway 23 motions of inserting, and the slideway 23 of inserting simultaneously drives the moulding of loosing core 22 motions obliquely of inserting, and breaks away from the product back-off, accomplishes product separately.
The said mechanical lock loose core of oil cylinder of the utility model mechanism is primarily aimed at the shortcoming of common oil cylinder core-pulling mechanism; The version and the operating principle of loosing core through change; Avoided oil cylinder to be beaten back some potential problems such as causing product overlap, burr, improved the product appearance quality, can effectively solve product appearance big and product big rise and fall because of the back-off amount; The common problem of loosing core and to realize; Be applicable to the shape big rise and fall of product appearance back-off position, and the gradient situation of direction and plane of loosing core, the complex product shape is loosed core be achieved.
What need statement is; The above-mentioned specific embodiment only is the preferred embodiment of the utility model and the explanation of institute's application technology principle; In technical scope disclosed in the utility model; Any variation that the technical staff expected easily or replacement of being familiar with the present technique field all should be encompassed in the protection domain of the utility model.
Claims (5)
1. mechanical lock loose core of oil cylinder mechanism; Comprise the moulding of loosing core insert (22), loose core of oil cylinder mechanism; Said loose core of oil cylinder mechanism connects the moulding of loosing core insert (22) through the telescopic slideway of inserting of its front end (23); It is characterized in that the said slideway of inserting (23) is assemblied in the auxiliary slide channel (25) through T type piece (24) and can moves along auxiliary slide channel (25), auxiliary slide channel (25) is fixed on the solid plate; Latch segment (28), latch segment slideway (26) and locking cylinder (27) are formed retaining mechanism, and said latch segment (28) is connected with locking cylinder (27), can move up and down and form the locking that stops to the slideway of inserting (23) along latch segment slideway (26).
2. mechanical lock loose core of oil cylinder according to claim 1 mechanism is characterized in that, the said slideway of inserting (23) is connected through the oil cylinder of loosing core (29) of T type groove with said loose core of oil cylinder mechanism.
3. mechanical lock loose core of oil cylinder according to claim 1 mechanism is characterized in that said latch segment (28) is connected with locking cylinder (27) through T type groove.
4. mechanical lock loose core of oil cylinder according to claim 1 mechanism is characterized in that, the said moulding of loosing core insert (22) be set in the slideway of inserting (23).
5. mechanical lock loose core of oil cylinder according to claim 1 mechanism is characterized in that, said slideway of inserting (23) and auxiliary slide channel (25) are and are in tilted layout.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204184595U CN202293218U (en) | 2011-10-28 | 2011-10-28 | Mechanical locking cylinder core-pulling mechanism for injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204184595U CN202293218U (en) | 2011-10-28 | 2011-10-28 | Mechanical locking cylinder core-pulling mechanism for injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202293218U true CN202293218U (en) | 2012-07-04 |
Family
ID=46362189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204184595U Expired - Fee Related CN202293218U (en) | 2011-10-28 | 2011-10-28 | Mechanical locking cylinder core-pulling mechanism for injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202293218U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102336003A (en) * | 2011-10-28 | 2012-02-01 | 青岛海尔模具有限公司 | Core pulling mechanism of mechanical locking oil cylinder of injection mold |
| CN114179309A (en) * | 2022-01-10 | 2022-03-15 | 华域视觉科技(上海)有限公司 | Pressing plate core-pulling mechanism for lens product |
-
2011
- 2011-10-28 CN CN2011204184595U patent/CN202293218U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102336003A (en) * | 2011-10-28 | 2012-02-01 | 青岛海尔模具有限公司 | Core pulling mechanism of mechanical locking oil cylinder of injection mold |
| CN114179309A (en) * | 2022-01-10 | 2022-03-15 | 华域视觉科技(上海)有限公司 | Pressing plate core-pulling mechanism for lens product |
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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 |
Granted publication date: 20120704 Termination date: 20151028 |
|
| EXPY | Termination of patent right or utility model |