CN212579130U - Core-pulling sliding block die - Google Patents

Abstract

The application discloses slider of loosing core mould includes: the core pulling device comprises a sliding block insert for pressing a core pulling product, a delay insert movably clamped with the sliding block insert, a sliding seat sleeved with the delay insert, and a shovel base movably abutted against the sliding seat; the slide insert is fixed with the support column that can pass delay insert and slider seat in proper order and insert in the shovel base, be equipped with the hole mold insert that can pass the slider mold insert and the activity inserts in the article of loosing core on the delay insert, slidable mounting has the first inclined plane of oblique guide pillar and parallel oblique guide pillar on the slider seat, be equipped with the second inclined plane that corresponds first inclined plane on the shovel base and establish the spacing groove that is used for restricting support column lateral shifting on the second inclined plane concavely. The utility model provides a problem of product card slider, effectively reduced the production maintenance frequency, improved production efficiency, reduceed artifical input cost, practiced thrift the maintenance cost.

Description

Core-pulling sliding block die

Technical Field

The utility model relates to a technical field in the aspect of the injection moulding processing especially relates to a slider mould of loosing core.

Background

In the injection molding process of plastic products, for some molds for clamping sliding blocks of products, particularly molds with common sliding block structures, the condition that the products are broken can be caused in the mold opening process, if the products are broken and clamped in the sliding blocks during production, the plastic cement is frequently required to be disassembled and cleaned, and the molds can be assembled for continuous production only after being disassembled and cleaned by maintenance personnel. The existing common sliding block structure needs frequent form removal, cleaning and maintenance to keep production, so that the production efficiency is influenced, and the maintenance cost is high.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

The utility model aims at providing a slider of loosing core mould has solved the problem of product card slider, has effectively reduced the production maintenance frequency, has improved production efficiency, reduces artifical input cost, has practiced thrift the maintenance cost.

(II) technical scheme

In order to realize the above purpose, the utility model discloses a following technical scheme is in order to provide a slider of loosing core mould, include:

the core pulling device comprises a sliding block insert for pressing a core pulling product, a delay insert movably clamped with the sliding block insert, a sliding seat sleeved with the delay insert, and a shovel base movably abutted against the sliding seat; the slide insert is fixed with the support column that can pass delay insert and slider seat in proper order and insert in the shovel base, be equipped with the hole mold insert that can pass the slider mold insert and the activity inserts in the article of loosing core on the delay insert, slidable mounting has the first inclined plane of oblique guide pillar and parallel oblique guide pillar on the slider seat, be equipped with the second inclined plane that corresponds first inclined plane on the shovel base and establish the spacing groove that is used for restricting support column lateral shifting on the second inclined plane concavely.

The utility model adopts the above slide block structure, and the inner hole insert which can pass through the slide block insert and can be inserted into the product is arranged on the delay insert, when the inclined guide post and the shovel base move upwards simultaneously during the die sinking, the slide block seat can drive the delay insert and the inner hole insert to move transversely under the cooperation of the first inclined plane and the second inclined plane, so that the inner hole insert is separated from the inner hole of the product, and the slide block inner hole is firstly pulled core; at the moment, the supporting column is kept still under the action of the limiting groove in the stroke limiting groove of the movement of the shovel base, meanwhile, the supporting column is connected with the sliding block insert to support the sliding block insert not to move transversely, and the core-pulling product is kept through the sliding block insert. After the sliding seat moves to the supporting column to separate from the limiting groove at the shovel base, the supporting column does not support the sliding block insert any more, and therefore a product is finally and safely separated from the sliding block.

In some embodiments, an injection molding hole for accommodating the core-pulling product is formed in the slider insert, a through hole corresponding to the injection molding hole is formed in the delay insert, a fixing groove for fixing one end of the inner hole insert is formed in the outer side of the through hole, and the other end of the inner hole insert is inserted into an inner hole of the core-pulling product in the injection molding hole along the through hole.

In some embodiments, the inner hole insert is provided with a fixing head accommodated in the fixing groove at one end and a hole section inserted into the inner hole of the core-pulling product at the other end.

In some embodiments, the slide block insert is further provided with a core drawing groove communicated with the injection molding hole, and a clamping position for limiting the delay insert from being separated from the core drawing groove is arranged in the core drawing groove; the inside of postponing the mold insert is equipped with the joint portion that is used for the block at the inslot of loosing core, be equipped with in the joint portion and loose core and walk the position and connect the butt head that is used for the butt screens at the position end of loosing core.

In some embodiments, the clamping portion is T-shaped.

In some embodiments, a straight body surface for abutting against the support column is arranged in the limit groove.

In some embodiments, the height of the straight body is less than the length of the core back row bit.

In some embodiments, the first inclined surface is inclined from top to bottom outwards along the outer side surface of the slider seat, and the second inclined surface is inclined from top to bottom inwards along the inner side surface of the shovel base.

In some embodiments, the slider seat is provided with a sliding hole for mounting the inclined guide post and a sleeving groove for groove-connecting the delay insert, the sliding hole is arranged obliquely outwards from top to bottom along the top of the sliding seat, and the sleeving groove is inwards recessed along the inner side surface of the slider seat.

In some embodiments, the delay insert and the slider seat are provided with mounting holes for slidably mounting the inner hole insert, and the mounting holes are arranged corresponding to the limiting grooves.

Drawings

Fig. 1 is an exploded schematic view of a core-pulling slider mold according to an embodiment of the present invention;

fig. 2 is a schematic view of an installation structure of the inner hole insert according to an embodiment of the present invention;

fig. 3 is a top view of a core block mold according to an embodiment of the present invention;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 3;

fig. 5 is a sectional view at B-B in fig. 3.

Reference numerals:

the slide block insert comprises a slide block insert 1, an injection molding hole 11, a core pulling groove 12, a clamping position 13, a delay insert 2, a through hole 21, a fixing groove 22, a clamping portion 23, a core pulling slide position P, a butting head 231, a delay insert mounting hole 24, a sliding seat 3, a first inclined surface 31, a sliding hole 32, a sleeving groove 33, a slide block mounting hole 34, a shovel base 4, a second inclined surface 41, a limiting groove 42, a straight body surface 421, a supporting column 5, an inner hole insert 6, a fixing head 61, a jack section 62 and an inclined guide pillar 7.

Detailed Description

The technical solution and the advantages of the present invention will be more clear and clear by further describing the embodiments of the present invention with reference to the drawings of the specification.

Referring to fig. 1 to 5, a core slide mold according to a first embodiment of the present invention includes: the core pulling device comprises a sliding block insert 1, a delay insert 2, a sliding seat 3, a shovel base 4, a supporting column 5, an inner hole insert 6 and an inclined guide post 7, wherein the sliding block insert 1 is used for pressing a core pulling product, the delay insert 2 is movably clamped with the sliding block insert 1, the sliding seat 3 is sleeved with the delay insert 2, and the shovel base 4 is movably abutted against the sliding seat 3; the slide insert 1 is fixed with a support pillar 5 which can sequentially penetrate through the delay insert 2 and the slide block seat 3 and is inserted into the shovel base 4, the delay insert 2 is provided with an inner hole insert 6 which can penetrate through the slide block insert 1 and is movably inserted into a core-pulling product, the slide block seat 3 is slidably provided with a first inclined surface 31 of an inclined guide pillar 7 and a parallel inclined guide pillar 7, and the shovel base 4 is provided with a second inclined surface 41 corresponding to the first inclined surface 31 and a limit groove 42 which is concavely arranged on the second inclined surface 41 and is used for limiting the transverse movement of the support pillar 5.

When the mold is opened, when the inclined guide post 7 and the shovel base 4 move upwards simultaneously, the slide block seat can drive the delay insert 2 and the inner hole insert 6 to move transversely under the matching of the first inclined surface 31 and the second inclined surface 41, so that the inner hole insert 6 is separated from the inner hole of the product, and the inner hole of the slide block is firstly subjected to core pulling; at this time, within the stroke limiting groove 42 of the movement of the shovel base 4, the supporting column 5 is kept still under the action of the limiting groove 42, meanwhile, the supporting column 5 is connected with the slide block insert 1 to support the slide block insert 1 not to move transversely, and the core-pulling product is kept through the slide block insert 1. After the sliding seat 3 moves to the supporting column 5 to separate from the limiting groove 42 at the shovel base 4, the supporting column 5 no longer supports the slide block insert 1, so that the product is finally and safely separated from the slide block.

As shown in fig. 1, in this embodiment, an injection hole 11 for accommodating the core-pulling product is formed in the slide insert 1, a through hole 21 corresponding to the injection hole 11 is formed in the delay insert 2, a fixing groove 22 for fixing one end of the inner hole insert 6 is formed outside the through hole 21, and the other end of the inner hole insert 6 is inserted into the inner hole of the core-pulling product placed in the injection hole 11 along the through hole. Specifically, as shown in fig. 2, the inner hole insert 6 has a fixing head 61 at one end thereof to be received in the fixing groove 22, and a socket section 62 at the other end thereof to be inserted into the inner hole of the core back product.

As shown in fig. 1, in the present embodiment, the slide insert 1 is further provided with a core-pulling groove 12 communicating with the injection hole 11, and a position-locking portion 13 for limiting the release of the delay insert 2 from the core-pulling groove 12 is provided in the core-pulling groove 12; the inside of postponing mold insert 2 is equipped with the joint portion 23 that is used for the block in the groove 12 of loosing core, and joint portion 23 is the T type, is equipped with on the joint portion 23 and looses core and goes a position P and connect the butt head 231 that is used for the butt screens at loosing core and goes a position P end.

As shown in fig. 1 and 5, in the present embodiment, a straight surface 421 for abutting against the supporting column 5 is provided in the limiting groove 42, wherein the height of the straight surface 421 is smaller than the length of the core back slide P.

As shown in fig. 1, in the present embodiment, the slider holder 3 is provided with a first slope 31 for abutting against the shovel base 4, a slide hole 32 for attaching the slant guide post 7, and a receiving groove 33 for receiving the delay insert 2. Specifically, the method comprises the following steps: the first inclined plane 31 is obliquely arranged from top to bottom along the outer side surface of the sliding block seat 3, and the second inclined plane 41 is obliquely arranged from top to bottom and inwards along the inner side surface of the shovel base 4; the slide hole 32 is inclined outward from top to bottom along the top of the slide block 3, and the sleeve groove 33 is recessed inward along the inner side of the slide block 3.

In this embodiment, the delay insert 2 and the slide block holder 3 are both provided with mounting holes for slidably mounting the inner hole insert 6, and the mounting holes are disposed corresponding to the limiting grooves 42. As shown in fig. 1 and 2, the delay insert 2 is provided with a delay insert mounting hole 24, and the slider holder 3 is provided with a slider holder mounting hole 34.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims (10)

1. A core pulling slide block die is characterized by comprising:

the core pulling device comprises a sliding block insert for pressing a core pulling product, a delay insert movably clamped with the sliding block insert, a sliding seat sleeved with the delay insert, and a shovel base movably abutted against the sliding seat;

the slide insert is fixed with the support column that can pass delay insert and slider seat in proper order and insert in the shovel base, be equipped with the hole mold insert that can pass the slider mold insert and the activity inserts in the article of loosing core on the delay insert, slidable mounting has the first inclined plane of oblique guide pillar and parallel oblique guide pillar on the slider seat, be equipped with the second inclined plane that corresponds first inclined plane on the shovel base and establish the spacing groove that is used for restricting support column lateral shifting on the second inclined plane concavely.

2. The core back slide mold of claim 1, wherein: the core-pulling mold comprises a slide block mold insert and is characterized in that an injection molding hole used for containing a core-pulling product is formed in the slide block mold insert, a through hole corresponding to the injection molding hole is formed in the delay mold insert, a fixing groove for fixing one end of an inner hole mold insert is formed in the outer side of the through hole, and the other end of the inner hole mold insert is inserted into an inner hole of the core-pulling product in the injection molding hole along.

3. The core back slide mold of claim 2, wherein: one end of the inner hole insert is provided with a fixing head contained in the fixing groove, and the other end of the inner hole insert is provided with an insert hole section inserted into the inner hole of the core-pulling product.

4. The core back slide mold according to claim 1 or 3, wherein: the sliding block insert is also provided with a core drawing groove communicated with the injection molding hole, and a clamping position used for limiting the delay insert to be separated from the core drawing groove is arranged in the core drawing groove; the inside of postponing the mold insert is equipped with the joint portion that is used for the block at the inslot of loosing core, be equipped with in the joint portion and loose core and walk the position and connect the butt head that is used for the butt screens at the position end of loosing core.

5. The core back slide mold of claim 4, wherein: the clamping portion is T-shaped.

6. The core back slide mold according to claim 1 or 5, wherein: the limiting groove is internally provided with a straight body surface used for being abutted against the supporting column.

7. The core back slide mold of claim 6, wherein: the height of the straight body surface is less than the length of the core-pulling slide.

8. The core back slide mold according to claim 1 or 7, wherein: the first inclined plane inclines outwards from top to bottom along the lateral surface of sliding block seat and the second inclined plane inclines inwards from top to bottom along the medial surface of shovel base.

9. The core back slide mold of claim 8, wherein: the sliding block seat is provided with a sliding hole for installing an inclined guide post and a sleeving groove for groove-connecting the delay insert, the sliding hole is arranged obliquely from top to bottom along the top of the sliding seat, and the sleeving groove is inwards concave along the inner side surface of the sliding block seat.

10. The core back slide mold according to claim 1 or 9, wherein: and the delay insert and the sliding block seat are respectively provided with a mounting hole for slidably mounting the inner hole insert, and the mounting hole is arranged corresponding to the limiting groove.

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