CN219926802U

CN219926802U - Easy broken loose core improvement mechanism of long post

Info

Publication number: CN219926802U
Application number: CN202320803294.6U
Authority: CN
Inventors: 李会昌; 朱立准
Original assignee: Hecheng Industrial Development Shenzhen Co ltd
Current assignee: Hecheng Industrial Development Shenzhen Co ltd
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-10-31
Anticipated expiration: 2033-04-12

Abstract

The utility model discloses a long-post breakable core pulling improvement mechanism, which comprises a fourth plate and a rear mold core with a detachable front surface, wherein a large slide block seat and a wear-resisting plate fixed on the back surface of the fourth plate are detachably embedded in the front surface of the fourth plate, an ejecting stop block is arranged on the side surface of the fourth plate, a small core pulling slide block is arranged on the front surface of the large slide block seat, an inclined guide post is movably penetrated in the middle of the small core pulling slide block and the large slide block seat, a positioning wave bead and a positioning elastic block are arranged on the back surface of the wear-resisting plate, and a core pulling long post is movably penetrated in the large slide block seat and the rear mold large slide block. According to the utility model, the positioning elastic block and the front mold under the small core-pulling slide block are additionally provided with the ejecting stop blocks, so that the action sequence of the large rear mold slide block and the small core-pulling slide block after mold opening is ensured, the large rear mold slide block is not moved after mold opening, and the large rear mold slide block slides under the action of the inclined guide pillar after the stroke of the small core-pulling slide block is finished, thereby effectively preventing the long core-pulling column from being broken.

Description

Easy broken loose core improvement mechanism of long post

Technical Field

The utility model relates to the technical field of dies, in particular to a loose core improving mechanism with a long column which is easy to break.

Background

The mould is respectively injection mold, stamping die etc. injection mold comprises two moulds, and injection mold's use time divide into steps such as compound die, injection molding, cooling, die sinking, ejecting, injection mold comprises a plurality of sliders, long post and other small structure, and small slider is loose core earlier and is taken out, and small slider is along with big slider initial run, and the part post glues on the slider, causes the long post to stretch out, and big slider is fixed to big slider ripples pearl when its main reason is opened, and the big slider is fixed to two wavelet pearls on the big slider of back mould when the mould is opened, leads to the upper loose core little slider not to break off earlier, follows big slider initial start, and part post position package tight force is too big, leads to the easy breakage of long post, consequently needs to provide a quick loose core improvement mechanism of long post.

Disclosure of Invention

The utility model aims to solve the problem that a long column is easy to break in the prior art, and provides a loose core improving mechanism with the easy broken long column.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a mechanism is improved in easy broken loosing core of long post, includes No. four boards and front detachable back mould benevolence thereof, the front detachable embedding of No. four boards is provided with big slider seat and fixes the antifriction plate at its back, and the front mould side is provided with pops out the dog, and the front of big slider seat is provided with the little slider of loosing core, but the centre of loose core little slider and big slider seat is movable to run through has oblique guide pillar, and the back of antifriction plate is provided with location ripples pearl and location bullet piece, and movable run through has the long post of loosing core in big slider seat and the big slider of back mould.

Further preferably, the large rear mold sliding block is located in a groove formed in the front face of the rear mold core, and the large rear mold sliding block abuts against the top of the large sliding block seat.

Further preferably, inclined through holes are formed in the large slide block seat and the core-pulling small slide block, the inclined guide posts are matched with the through holes, and the end parts of the inclined guide posts are movably embedded in the fourth plate.

Further preferably, the positioning elastic block penetrates through the wear-resistant plate, and the end part of the positioning elastic block is inserted into the fourth plate.

Further preferably, the bottom of the core-pulling long column is connected with the small sliding block, and the positioning wave bead is matched with a notch on the back surface of the large sliding block seat.

The beneficial effects of the utility model are as follows: and a positioning spring block below the small core-pulling slide block and a side surface of the front mold are additionally provided with a pop-up stop block, so that the action sequence of the large rear mold slide block and the small core-pulling slide block after mold opening is ensured, the large rear mold slide block is not moved after mold opening, and the large rear mold slide block slides under the oblique guide effect after the small core-pulling slide block is completely moved, thereby effectively preventing the long core-pulling column from being broken.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a part of the structure of the present utility model;

FIG. 3 is a schematic diagram of a large slider seat according to the present utility model;

fig. 4 is a schematic structural diagram of a large slider seat according to the present utility model.

In the figure: plate number four 1, back mould big slider 2, oblique guide pillar 3, pop-up dog 4, big slider seat 5, antifriction plate 6, location ripples pearl 7, location bullet piece 8, core-pulling long column 9, core-pulling little slider 10, back mould benevolence 11.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, a long-column breakable core pulling improving mechanism comprises a fourth plate 1 and a rear mold core 11 with the front face detachable, a large slide block seat 5 and a wear-resisting plate 6 fixed on the back face of the fourth plate 1 are detachably embedded in the front face of the fourth plate 1, an ejecting stop block 4 is arranged on the side face of the fourth plate 1, a small core pulling slide block 10 is arranged on the front face of the large slide block seat 5, an inclined guide pillar 3 can movably penetrate through the middle of the small core pulling slide block 10 and the large slide block seat 5, a positioning wave bead 7 and a positioning elastic block 8 are arranged on the back face of the wear-resisting plate 6, and a core pulling long column 9 movably penetrates through the large slide block seat 5 and the rear mold large slide block 2.

Preferably, the large rear mold slide block 2 is positioned in a groove formed in the front surface of the rear mold core 11, the large rear mold slide block 2 is propped against the top of the large slide block seat 5, the rear mold core 11 can limit the large rear mold slide block 2, and the large rear mold slide block 2 is prevented from shearing the core-pulling long column 9.

Preferably, the large slide block seat 5 and the small core-pulling slide block 10 are provided with inclined through holes, the inclined guide columns 3 are matched with the through holes, the end parts of the inclined guide columns 3 are movably embedded into the fourth plate 1, the small core-pulling slide block 10 slides along the inclined guide columns 3, and the inclined guide columns 3 well limit the small core-pulling slide block 10.

Preferably, the bottom of the core-pulling long column 9 is connected with the core-pulling small slide block 10, the positioning wave bead 7 is matched with a notch on the back surface of the large slide block seat 5, the positioning elastic block 8 penetrates through the wear-resisting plate 6, the end part of the positioning elastic block 8 is inserted into the fourth plate 1, the positioning elastic block 8 can prop against the large slide block seat 5, the positions of the large slide block seat 5 and the core-pulling small slide block 10 can be positioned, and the core-pulling long column 9 is prevented from being broken.

In the utility model, when the die is used, after the die is opened, the positioning elastic block 8 below the small core-pulling sliding block 10 and the front die are additionally provided with the ejection baffle 4, so that the action sequence of the large rear die sliding block 2 and the small core-pulling sliding block 10 after the die is opened is ensured, the large rear die sliding block 2 is not moved after the die is opened, and the large rear die sliding block 2 slides under the action of the inclined guide post 3 after the stroke of the small core-pulling sliding block 10 is completed, thereby effectively preventing the long core-pulling column 9 from being broken.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a broken mechanism of improving of loosing core of long post, includes No. four boards (1) and front detachable back mould benevolence (11), its characterized in that: the front detachable embedding of No. four board (1) is provided with big slider seat (5) and fixes antifriction plate (6) at its back, and the side of No. four board (1) is provided with pops out dog (4), and the front of big slider seat (5) is provided with little slider (10) of loosing core, but the centre of little slider (10) of loosing core and big slider seat (5) is movable to run through has oblique guide pillar (3), and the back of antifriction plate (6) is provided with location ripples pearl (7) and location bullet piece (8), and movable run through has in big slider seat (5) and the big slider of rear mould (2) long post (9) of loosing core.

2. The long-column breakable loose core improving mechanism according to claim 1, wherein the rear large sliding block (2) is located in a groove formed in the front face of the rear mold core (11), and the rear large sliding block (2) abuts against the top of the large sliding block seat (5).

3. The long-column breakable core pulling improving mechanism according to claim 1, wherein inclined through holes are formed in the large sliding block seat (5) and the core pulling small sliding block (10), the inclined guide columns (3) are matched with the through holes, and the end parts of the inclined guide columns are movably embedded in the fourth plate (1).

4. The long-column breakable loose core improving mechanism according to claim 1, wherein the positioning elastic block (8) penetrates through the wear-resistant plate (6), and the end part of the positioning elastic block (8) is inserted into the fourth plate (1).

5. The long-column breakable loose core improving mechanism according to claim 1, wherein the bottom of the loose core long column (9) is connected with a loose core small sliding block (10), and the positioning wave beads (7) and the positioning elastic blocks (8) are matched with notches on the back of the large sliding block seat (5).