CN210851120U - Core-pulling structure in sliding block - Google Patents
Core-pulling structure in sliding block Download PDFInfo
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- CN210851120U CN210851120U CN201921648019.1U CN201921648019U CN210851120U CN 210851120 U CN210851120 U CN 210851120U CN 201921648019 U CN201921648019 U CN 201921648019U CN 210851120 U CN210851120 U CN 210851120U
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- insert
- sliding block
- block insert
- slide block
- sliding
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- 238000001746 injection moulding Methods 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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Abstract
The utility model discloses a core-pulling structure in a sliding block, which comprises a cover half insert block arranged on a cover half, an inclined guide pillar and a sliding seat arranged on a movable mold, wherein the inclined guide pillar is in sliding fit with an inclined guide groove arranged on the sliding seat; the slide block insert and the insert unit are fixed on the side surface of the slide seat, and the insert unit is positioned below the slide block insert; the first sliding block insert can be matched with the side surface of the sliding block insert in a vertically moving mode; the second sliding block insert is fixed on the first sliding block insert and penetrates through the insert unit to be matched with the insert unit to form a screw abdicating sinking platform of the injection molding part; the pull buckle is arranged on the fixed die insert, buckles the first slide block insert in a die assembly state, and moves towards the side core-pulling direction along with the sliding seat to be separated from the first slide block insert. The utility model discloses not only stop the compound die not in place or the hidden danger of hitting that the spring became invalid and arouse, still made mold insert unit intensity obtain the assurance, avoided frequently tearing open the mould, repairing the mould.
Description
Technical Field
The utility model relates to an earlier structure of loosing core in slider.
Background
At present, when a shell with a connecting plate is injected, a side concave limit is arranged at the mounting position of the connecting plate of the shell, a screw is arranged on the connecting plate, a screw abdicating sinking platform is arranged on the shell, so the structure of the product is more complex, a side core pulling structure is adopted during injection, the core pulling structure in the slide block of the prior art is shown in figure 1, the side concave limit adopts a slide block for core pulling, the abdicating position of the screw sinking platform adopts a fixed mold insert 6 ' inserted into a slide block insert 7 ' for molding, a spring 4 ' is arranged on the fixed mold insert 3 ', the fixed mold insert 6 ' is fixed on a stripper plate insert 5 ', when mold closing is carried out, the slide block 1 ' acts in advance under the action of a spring force behind the fixed mold insert 3 ', mold closing is started, then the slide block 1 is closed by a brake block 8 ', mold closing is continued, the fixed mold insert 6 ' is inserted into the slide block insert 7 ', mold closing is finished, mold closing is carried out, mold opening is carried out after mold closing is finished, the mold opening sequence is opposite to the mold closing, the slide block 6 ' is separated from the slide insert 7 ', the slide block is easy to the problem that the problem of mold closing is solved, the problem that the prior art that the problem that the prior art is solved, the problem that the prior art is solved, the problem that the.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a structure of loosing core earlier in the slider of undercut position smooth drawing of patterns when can effectively realizing mould batch production to the technical problem that prior art exists.
The utility model provides a technical scheme that its technical problem adopted is: a core-pulling structure in a sliding block comprises a fixed die insert, an inclined guide post and a sliding seat, wherein the fixed die insert is arranged on a fixed die, the inclined guide post is arranged on a movable die, and the inclined guide post is in sliding fit with an inclined guide groove arranged on the sliding seat; the method is characterized in that: the slide block insert and the insert unit are fixed on the side surface of the slide seat, and the insert unit is positioned below the slide block insert; the first sliding block insert can be matched with the side surface of the sliding block insert in a vertically moving mode; the second sliding block insert is fixed on the first sliding block insert and penetrates through the insert unit to be matched with the insert unit to form a screw abdicating sinking platform of the injection molding part; the pull buckle is arranged on the fixed die insert, buckles the first slide block insert in a die assembly state, and moves towards the side core-pulling direction along with the sliding seat to be separated from the first slide block insert.
Furthermore, an elastic part for driving the first sliding block insert to move upwards is arranged between the first sliding block insert and the insert unit.
Furthermore, the insert unit is provided with a containing hole and a guide post which upwards penetrates through the containing hole, the first sliding block insert is sleeved on the guide post, the elastic part is a spring, and the spring is sleeved on the guide post and is positioned in the containing hole.
Further, the insert unit comprises a third slide block insert, a fourth slide block insert and a fifth slide block insert, the third slide block insert is fixed on the fourth slide block insert, the third slide block insert and the fourth slide block insert are respectively provided with a through hole, and the two through holes correspond to each other up and down and are matched to form the accommodating hole; the fifth sliding block insert is fixed below the fourth sliding block insert and is provided with the guide post; the spring is arranged between the top surface of the fifth sliding block insert and the bottom surface of the first sliding block insert; the second sliding block insert sequentially penetrates through the third sliding block insert, the fourth sliding block insert and the fifth sliding block insert from top to bottom.
Further, the guide post is a pin.
Furthermore, the top of the second sliding block insert is fixedly connected with the first sliding block insert through a screw.
Furthermore, the first sliding block insert is provided with a buckle position matched with the pull buckle.
Compared with the prior art, the utility model discloses following beneficial effect has:
the slide block insert, the first slide block insert, the second slide block insert, the insert unit and the pull buckle are arranged, on one hand, the hidden danger of mold collision caused by the fact that mold closing is not in place or a spring fails is avoided, on the other hand, the insert matching mode is changed, the moving distance of the second slide block insert in the insert unit is short, the insert unit cannot crack due to frequent moving, the strength of the insert unit is guaranteed, accordingly, frequent mold removal and repair are avoided, production efficiency is improved, and production cost is reduced.
The present invention will be described in further detail with reference to the accompanying drawings and examples; however, the utility model discloses an earlier structure of loosing core in slider is not limited to the embodiment.
Drawings
FIG. 1 is a cross-sectional view of a prior art core-first-pulling structure in a slide in a clamped state;
fig. 2 is a sectional view of the present invention in a mold clamping state;
fig. 3 is a sectional view of the present invention in the open state.
Detailed Description
In an embodiment, please refer to fig. 2 and fig. 3, the core-pulling structure in a slider of the present invention includes a cover half insert 3 disposed on the cover half (not shown in the figure), an inclined guide post 2, and a slide seat 1 disposed on the movable mold (not shown in the figure), wherein the inclined guide post 2 is in sliding fit with an inclined guide slot 11' disposed on the slide seat 1. The utility model also comprises a slide block insert 4, a first slide block insert 5, a second slide block insert 6, an insert unit and a pull buckle 7, wherein the slide block insert 4 and the insert unit are fixed on the right side surface of the slide seat 1, and the insert unit is positioned below the slide block insert 4; the first sliding block insert 5 can be matched with the side surface of the sliding block insert 4 in a vertically moving mode, and an elastic part for driving the first sliding block insert to move upwards is arranged between the first sliding block insert and the insert unit; the second sliding block insert 6 is fixed on the first sliding block insert 5 and penetrates through the insert unit to be matched with the insert unit to form a screw abdicating sinking platform of the injection molding part; the pull buckle 7 is arranged on the fixed die insert 3, and the pull buckle 7 buckles the first slide block insert 5 in a die closing state and is separated from the first slide block insert 5 along with the movement of the slide seat 1 towards the side core-pulling direction.
In this embodiment, the insert unit is provided with an accommodating hole 91, and is provided with a guide pillar which upwardly penetrates through the accommodating hole 91, the first slider insert 5 is sleeved on the guide pillar, the elastic member is a spring 8, and the spring 8 is sleeved on the guide pillar and is located in the accommodating hole 91. Thus, the guide post is used to guide the first slide insert 5 and the spring 8. The guide post is embodied by, but not limited to, a pin 12.
In this embodiment, the insert unit includes a third slide block insert 9, a fourth slide block insert 10, and a fifth slide block insert 11, the third slide block insert 9 is fixed on the fourth slide block insert 10, and the two are respectively provided with a through hole, and the two through holes correspond to each other up and down and cooperate to form the receiving hole 91; the fifth slide block insert 11 is fixed below the fourth slide block insert 10 and is provided with the pin 12; the spring 8 is arranged between the top surface of the fifth slide block insert 11 and the bottom surface of the first slide block insert 5; the second slide block insert 6 sequentially passes through a third slide block insert 9, a fourth slide block insert 10 and a fifth slide block insert 11 from top to bottom.
In this embodiment, the top of the second slide block insert 6 is fixedly connected to the first slide block insert 5 through a screw 13.
In this embodiment, the first slide block insert 5 is provided with a buckle position 51 matched with the pull buckle 7.
The utility model discloses an earlier structure of loosing core in slider, its state when the compound die is shown in FIG. 2, this moment, draw and detain 7 bottoms and detain the knot position 51 of detaining first slider mold insert 5, spring 8 is in by compression energy storage state, outside the 6 bottoms of second slider mold insert stretched out fifth slider mold insert 11 downwards, the screw that forms the injection molding stepped down the platform. When the mold is opened, the fixed mold and the movable mold start to be separated up and down, and when the distance L between the fixed mold insert 3 and the slide block insert 4 is smaller than a preset value (the preset value is 10mm), the pull buckle 7 keeps a state of buckling the first slide block insert 5, as shown in fig. 3, and meanwhile, the spring 8 releases energy, the pull buckle 7 and the spring 8 jointly drive the first slide block insert 5 to move upwards, so that the second slide block insert 6 is driven to move upwards, and the bottom of the second slide block insert 6 is retracted into the fifth slide block insert 11 to realize demolding, as shown in fig. 3. When the distance L between the positioning insert and the slide block insert 4 reaches a preset value, the slide base 1 slides to the left under the drive of the inclined guide post 2 to realize side core pulling, so that the first slide block insert 5 is separated from the pull buckle 7.
The utility model discloses an earlier structure of loosing core in slider, draw the setting of knot 7, can ensure that the compound die is not in place or when spring 8 became invalid, first slider mold insert 5 can drive 6 rebound of second slider mold insert and realize the drawing of patterns to stop and hit the mould hidden danger. Because the first sliding block insert 5, the second sliding block insert 6 and the insert unit are all positioned in the movable mould system, the moving distance of the second sliding block insert 6 in the insert unit is short, and the insert unit can not crack due to frequent movement, so that the strength of the insert unit is ensured, frequent mould removal and mould repair are avoided, the production efficiency is improved, and the production cost is reduced.
The utility model discloses an earlier structure of loosing core in slider does not relate to the part and all is the same with prior art or can adopt prior art to realize.
The above-mentioned embodiment only is used for further explaining the utility model discloses an earlier structure of loosing core in slider, nevertheless the utility model discloses do not confine the embodiment to, all be according to the utility model discloses a technical entity does any simple modification, the equivalent change and the decoration to above embodiment, all falls into the utility model discloses technical scheme's protection within range.
Claims (7)
1. A core-pulling structure in a sliding block comprises a fixed die insert, an inclined guide post and a sliding seat, wherein the fixed die insert is arranged on a fixed die, the inclined guide post is arranged on a movable die, and the inclined guide post is in sliding fit with an inclined guide groove arranged on the sliding seat; the method is characterized in that: the slide block insert and the insert unit are fixed on the side surface of the slide seat, and the insert unit is positioned below the slide block insert; the first sliding block insert can be matched with the side surface of the sliding block insert in a vertically moving mode; the second sliding block insert is fixed on the first sliding block insert and penetrates through the insert unit to be matched with the insert unit to form a screw abdicating sinking platform of the injection molding part; the pull buckle is arranged on the fixed die insert, buckles the first slide block insert in a die assembly state, and moves towards the side core-pulling direction along with the sliding seat to be separated from the first slide block insert.
2. The slide block inner core-pulling structure according to claim 1, wherein: and an elastic part for driving the first sliding block insert to move upwards is arranged between the first sliding block insert and the insert unit.
3. The inside core-pulling structure of the sliding block according to claim 2, wherein: the insert unit is provided with a containing hole and a guide post which upwards penetrates through the containing hole, the first sliding block insert is sleeved on the guide post, the elastic part is a spring, and the spring is sleeved on the guide post and is positioned in the containing hole.
4. The slide block inner core-pulling structure according to claim 3, wherein: the insert unit comprises a third sliding block insert, a fourth sliding block insert and a fifth sliding block insert, the third sliding block insert is fixed on the fourth sliding block insert, the third sliding block insert and the fourth sliding block insert are respectively provided with a through hole, and the two through holes correspond to each other up and down and are matched to form the accommodating hole; the fifth sliding block insert is fixed below the fourth sliding block insert and is provided with the guide post; the spring is arranged between the top surface of the fifth sliding block insert and the bottom surface of the first sliding block insert; the second sliding block insert sequentially penetrates through the third sliding block insert, the fourth sliding block insert and the fifth sliding block insert from top to bottom.
5. The slide block inner core-pulling structure according to claim 3, wherein: the guide post is a pin.
6. The slide block inner core-pulling structure according to claim 1, wherein: the top of the second sliding block insert is fixedly connected with the first sliding block insert through a screw.
7. The slide block inner core-pulling structure according to claim 1, wherein: the first sliding block insert is provided with a buckle position matched with the pull buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921648019.1U CN210851120U (en) | 2019-09-29 | 2019-09-29 | Core-pulling structure in sliding block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921648019.1U CN210851120U (en) | 2019-09-29 | 2019-09-29 | Core-pulling structure in sliding block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210851120U true CN210851120U (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921648019.1U Active CN210851120U (en) | 2019-09-29 | 2019-09-29 | Core-pulling structure in sliding block |
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| CN (1) | CN210851120U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770881A (en) * | 2022-06-16 | 2022-07-22 | 成都宝利根创科电子有限公司 | Device for floating and firstly pulling core in slider core pulling |
-
2019
- 2019-09-29 CN CN201921648019.1U patent/CN210851120U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770881A (en) * | 2022-06-16 | 2022-07-22 | 成都宝利根创科电子有限公司 | Device for floating and firstly pulling core in slider core pulling |
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