CN209426079U - A kind of thread back-off core-pulling die - Google Patents
A kind of thread back-off core-pulling die Download PDFInfo
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- CN209426079U CN209426079U CN201920068981.1U CN201920068981U CN209426079U CN 209426079 U CN209426079 U CN 209426079U CN 201920068981 U CN201920068981 U CN 201920068981U CN 209426079 U CN209426079 U CN 209426079U
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- sliding block
- block
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- thread
- plane
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Abstract
The utility model relates to a kind of threads to be buckled to core-pulling die, it passes through the first sliding block of setting, the second sliding block and limited block, first sliding block and the second sliding block are passed through into limit blind rivet energy active link, limited block is contacted at into the second sliding block, and unlock is realized by the mobile limited block that pushes away of the first slipper block loose core, and then realize successively detaching for the first sliding block and the second sliding block；An oblique top part is set on first sliding block, thread inverted fastener is set on the second sliding block, thread inverted fastener can be movably mounted on oblique top part, that is, is realized first by oblique top part core pulling, thread back-off translation demoulding is then whole again to detach demoulding；Solve the problems, such as that existing injection mold internal screw thread back-off can not core pulling.
Description
Technical field
The utility model belongs to plastic cement products manufacturing equipment technical field, is specifically related to a kind of lower mold forming internal screw thread
Thread is buckled to core-pulling die.
Background technique
As shown in connection with fig. 1, the adapter in sanitaryware, outer housing 1 are usually to be molded production to be made.It is in T font,
With a connection handle, the left and right sides in connection handle are equipped with internal screw thread 11, and in addition two sides are equipped with guiding surface 12.
In traditional production technique, the injection molding of internal screw thread 11 generally requires setting rotating mechanism and hinge tooth form
Core is rotated by hinge tooth form core and realizes demoulding.
However, the rotation of hinge tooth form core can destroy guiding surface 12, therefore in the structure of this kind of adapter outer housing 1
It cannot achieve disposal molding production.
Therefore, tooth form core need not be cut with scissors by being badly in need of one kind, can be carried out the injection mold of thread back-off core pulling.
Summary of the invention
The utility model is intended to provide a kind of thread back-off core-pulling die, to solve existing injection mold internal screw thread back-off nothing
The problem of method core pulling.
Concrete scheme is as follows: a kind of thread back-off core-pulling die, including upper die component, lower mold assemblies and side core-pulling machine
Structure, the side core-drawing mechanism are set on the lower mold assemblies；The side core-drawing mechanism includes the first sliding block, the second sliding block and limit
Block；
The lower mold assemblies are equipped with a core pulling sliding rail, be adjacent on the core pulling sliding rail equipped with first sliding block and this second
Sliding block, first sliding block and the second sliding block are flexibly connected by a limit blind rivet；
The limited block can be actively set on the lower mold assemblies, which is set to second sliding block under molding state
The front position in core pulling direction, and the limited block top is embedded in first sliding block, side contacts on second sliding block；This
The position for corresponding to the limited block on one sliding block under molding state is additionally provided with limited block pushing away the second slide block movement track
Guiding surface；
Thread inverted fastener is actively equipped on second sliding block, which is equipped with an oblique top part, under molding state,
The thread inverted fastener can be movably arranged on the oblique top part.
The further technical solution of the utility model are as follows: it further include an elastic component, elastic component is set on the lower mold assemblies, and
Apply a position towards the first sliding block direction active force set on to the limited block.
The further technical solution of the utility model are as follows: on the first slipper block loose core moving direction, the guiding surface is successively
Including subject plane and inclined-plane is pushed, which is connected to the subject plane, and the other end is to deviate from the limiting block
The direction of block, which tilts, to be extended.
The further technical solution of the utility model are as follows: on the first slipper block loose core moving direction, the limited block upper end
It is successively arranged and accepts inclined-plane and undertaking plane；And towards one end of second sliding block, the limited block is also towards first cunning
It protrudes out to form a boss portion in block, which is not higher than the undertaking plane.
The further technical solution of the utility model are as follows: the undertaking plane deviates from the side for accepting inclined-plane, is also connected with
One intermediate incline.
The further technical solution of the utility model are as follows: the oblique top part is tapered in platform, and the opposite left and right sides is equipped with
Tilt slide；There are two the thread inverted fasteners, is respectively arranged on the tilt slide of the oblique top part two sides, above and below the oblique top part
Two sides also protrude out the upper and lower ends of the thread inverted fastener.
The utility model has the advantages that the utility model thread be buckled to core-pulling die, by setting the first sliding block, the second sliding block and
Limited block is contacted at the second sliding block by the first sliding block and the second sliding block by limit blind rivet energy active link by limited block,
And unlock is realized by the mobile limited block that pushes away of the first slipper block loose core, and then realize the successively pumping of the first sliding block and the second sliding block
From；An oblique top part is set on first sliding block, and thread inverted fastener is set on the second sliding block, thread inverted fastener can be moveably mounted
On oblique top part, that is, realize first by oblique top part core pulling, thread back-off translation demoulding is then whole again to detach demoulding；It solves existing
Have injection mold internal screw thread back-off can not core pulling the problem of.
Detailed description of the invention
Fig. 1 shows adapter outer shell construction schematic diagram；
Fig. 2 shows the structural schematic diagrams of the utility model thread back-off core-pulling die lower die side core-drawing mechanism；
Fig. 3 shows the lateral part cross-sectional view of Fig. 2；
Fig. 4 shows the longitudinal sectional view of Fig. 2.
Specific embodiment
To further illustrate each embodiment, the utility model is provided with attached drawing.These attached drawings are in the utility model discloses
A part of appearance mainly to illustrate embodiment, and can cooperate the associated description of specification former come the running for explaining embodiment
Reason.Cooperation refers to these contents, and those of ordinary skill in the art will be understood that other possible embodiments and sheet are practical new
The advantages of type.Component in figure is not necessarily to scale, and similar component symbol is conventionally used to indicate similar component.
Now in conjunction with the drawings and specific embodiments, the present invention will be further described.
In conjunction with shown in Fig. 2 and Fig. 3, a kind of thread of the embodiment be buckled to core-pulling die, including upper die component, lower mold assemblies with
And side core-drawing mechanism, the side core-drawing mechanism are set on the lower mold assemblies；The upper die component and lower mold assemblies are this field
It is not drawn in middle conventional structure, Fig. 2 and Fig. 3, and no longer text repeats.
In this embodiment, which includes identical first sliding block 21 in core pulling direction and the second sliding block 22,
Limited block 3 including an activity installation, further includes the contrary third sliding block 23 of a core pulling.
The lower mold assemblies are equipped with a linear core pulling sliding rail, on the core pulling sliding rail, towards the side of the third sliding block 23
To being successively adjacent to equipped with first sliding block 21 and second sliding block 22, first sliding block 21 and the second sliding block 22 pass through one
Blind rivet 24 is limited to be flexibly connected.
It is actively set on second sliding block 22 there are two thread inverted fastener 221, which is equipped with an oblique top part
211, under molding state, which runs through second sliding block, and the two thread inverted fasteners 221 is enable to be movably arranged in
On the oblique top part.
Wherein, it is preferred that the oblique top part 211 is tapered in platform, and the opposite left and right sides is equipped with tilt slide outward；
The two thread inverted fasteners 221, which are respectively arranged on, forms two opposite internal screw threads 11 on the tilt slide of the oblique top part two sides, this is tiltedly
The two sides up and down of head part 211 also protrude out the upper and lower ends of the thread inverted fastener, to form two opposite guiding surfaces 12.Then take out
From oblique top part 211, two translations in opposite directions of thread inverted fastener 221 can be made, realize thread demoulding.
To ensure that oblique top part 211 detaches at first, which can be actively set on the lower mold assemblies, wherein the limit
Position block 3 is provided at the front position in the 22 core pulling direction of the second sliding block under molding state, and top is embedded in first sliding block 21
Lower end surface and side contact on second sliding block；It further include an elastic component (in figure to ensure position-limit mechanism action stability
It is not shown), elastic component is set on the lower mold assemblies, and is set to and is applied one towards 21 direction of the first sliding block work to the limited block 3
Position firmly, to ensure to contradict the first sliding block 21 or the second sliding block 22 in real time.
In conjunction with shown in Fig. 2 and Fig. 4, the position of the limited block 3 is corresponded under the 21 molding state of the first sliding block, is additionally provided with
Limited block 3 is pushed away to the guiding surface of 22 tracks of the second sliding block；Wherein, preferred: mobile in 21 core pulling of the first sliding block
On direction, which successively includes subject plane and pushes inclined-plane, which is connected to the subject plane,
The other end is extended with tilting away from the direction of the limited block；Meanwhile on 21 core pulling moving direction of the first sliding block, the limiting block
3 upper end of block is equipped with being corresponding in turn to accepts inclined-plane and undertaking plane.
And towards one end of second sliding block 22, the limited block 3 is also towards protruding out to form a boss in first sliding block
Portion, the boss portion are not higher than the undertaking plane, and then after limited block 3 is embedded in the first sliding block 21, i.e., are contradicted by boss portion
On second sliding block 22.
For realize smoothly molding, the undertaking plane deviate from undertaking inclined-plane side, be also connected with an intermediate incline, with
In clamping process, limited block 3 is pushed by the first sliding block 21 or 22 front end of the second sliding block.
Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art is answered
This is understood, in the spirit and scope for not departing from the utility model defined by the appended claims, in form and details
On the utility model can be made a variety of changes, be the protection scope of the utility model.
Claims (6)
1. a kind of thread is buckled to core-pulling die, including upper die component, lower mold assemblies and side core-drawing mechanism, the side core-pulling machine
Structure is set on the lower mold assemblies；It is characterized by:
The side core-drawing mechanism includes the first sliding block, the second sliding block and limited block；
The lower mold assemblies are equipped with a core pulling sliding rail, are adjacent on the core pulling sliding rail equipped with first sliding block and second cunning
Block, first sliding block and the second sliding block are flexibly connected by a limit blind rivet；
The limited block can be actively set on the lower mold assemblies, which is set to second slipper block loose core under molding state
The front position in direction, and the limited block top is embedded in first sliding block, side contacts on second sliding block；First cunning
The position for corresponding to the limited block on block under molding state is additionally provided with the guiding that limited block is pushed away to the second slide block movement track
Inclined-plane；
Thread inverted fastener is actively equipped on second sliding block, which is equipped with an oblique top part, under molding state, the spiral shell
Tooth inverted fastener can be movably arranged on the oblique top part.
2. thread according to claim 1 is buckled to core-pulling die, it is characterised in that: further include an elastic component, elastic component is set
In on the lower mold assemblies, and it is set to and a position towards the first sliding block direction active force is applied to the limited block.
3. thread according to claim 1 is buckled to core-pulling die, it is characterised in that: in the first slipper block loose core moving direction
On, which successively includes subject plane and pushes inclined-plane, which is connected to the subject plane, another
End is extended with tilting away from the direction of the limited block.
4. thread according to claim 3 is buckled to core-pulling die, it is characterised in that: in the first slipper block loose core moving direction
On, which, which is successively arranged, accepts inclined-plane and undertaking plane；And towards one end of second sliding block, the limiting block
For block also towards protruding out to form a boss portion in first sliding block, which is not higher than the undertaking plane.
5. thread according to claim 4 is buckled to core-pulling die, it is characterised in that: the undertaking plane, which deviates from, accepts inclined-plane
Side, be also connected with an intermediate incline.
6. thread according to claim 1 is buckled to core-pulling die, it is characterised in that: the oblique top part is tapered in platform, opposite
The left and right sides be equipped with tilt slide；There are two the thread inverted fasteners, is respectively arranged on the tilt slide of the oblique top part two sides
On, the two sides up and down of the oblique top part also protrude out the upper and lower ends of the thread inverted fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920068981.1U CN209426079U (en) | 2019-01-16 | 2019-01-16 | A kind of thread back-off core-pulling die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920068981.1U CN209426079U (en) | 2019-01-16 | 2019-01-16 | A kind of thread back-off core-pulling die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209426079U true CN209426079U (en) | 2019-09-24 |
Family
ID=67976474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920068981.1U Active CN209426079U (en) | 2019-01-16 | 2019-01-16 | A kind of thread back-off core-pulling die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209426079U (en) |
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2019
- 2019-01-16 CN CN201920068981.1U patent/CN209426079U/en active Active
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