CN215242656U

CN215242656U - Angle pin abdicating mechanism in die

Info

Publication number: CN215242656U
Application number: CN202120250217.3U
Authority: CN
Inventors: 黄万强; 彭泽
Original assignee: Kunshan Changjie Precision Mold Industry Co ltd
Current assignee: Kunshan Changjie Precision Mold Industry Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-12-21
Anticipated expiration: 2031-01-29

Abstract

The utility model relates to an angle pin abdicating mechanism in a mould, which comprises a slide block seat, a slide block and a mould core, wherein an angle hole of the slide block seat is provided with an angle guide pillar, the slide block seat is positioned on the side surface of the mould core, the slide block is connected with the side surface of the slide block seat, the slide block is positioned on the mould core, and the mould core is also provided with a central insert block; the device also comprises an angle pin block and a guide block; the inclined pin block is positioned in a groove at the bottom end of the sliding block and comprises a rod part and an end forming part, and the position of the end forming part corresponds to that of the central insert; the end forming part is provided with a forming groove and an embedded rod; the guide block is positioned in a chute on the die core and is movably connected with the inclined pin block through a pin shaft. The utility model discloses a set up the taper pin piece in the mould, the taper pin piece can realize sideslipping when the die sinking and stepping down after the injection moulding of the bulge loop structure of realizing the casing product, breaks away from mutually with the bulge loop structure on the casing product to realize the harmless die sinking blanking of casing product.

Description

Angle pin abdicating mechanism in die

Technical Field

The utility model relates to a mould structure, concretely relates to mechanism is stepped down to taper pin in mould.

Background

In the injection molding process of the plastic shell product, after the shell product is cooled and molded, the die sinking and blanking operation is required.

Because the side of the shell product is provided with the convex ring structure, and the axis of the central hole of the convex ring structure is vertical to the mold opening direction, the abdicating operation is difficult to carry out, so that the lossless mold opening blanking can not be smoothly carried out, and a new abdicating mechanism needs to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the utility model provides a mechanism is stepped down to taper pin in mould, through set up the taper pin piece in the mould, the taper pin piece can realize sideslipping when the die sinking and stepping down after the injection moulding of the bulge loop structure of realization casing product, breaks away from mutually with the bulge loop structure on the casing product to realize the harmless die sinking blanking of casing product.

In order to achieve the above object, the present invention provides the following technical solutions:

an inclined pin abdicating mechanism in a die comprises a slide block seat, a slide block and a die core, wherein an inclined guide pillar is arranged in an inclined hole of the slide block seat, the slide block seat is positioned on the side surface of the die core, the slide block is connected with the side surface of the slide block seat, the slide block is positioned on the die core, and a central insert block is also arranged on the die core; the device also comprises an angle pin block and a guide block; the inclined pin block is positioned in a groove at the bottom end of the sliding block and comprises a rod part and an end forming part, and the position of the end forming part corresponds to that of the central insert; the end forming part is provided with a forming groove and an embedded rod; the guide block is positioned in a chute on the die core and is movably connected with the inclined pin block through a pin shaft.

Furthermore, the rod part of the taper pin block is in a straight line shape, the included angle between the straight line of the length direction of the rod part and the moving direction of the sliding block is an acute angle, and the end forming part is in a block shape and is positioned at one end of the rod part, which is inserted towards the center.

Further, the forming groove is located at the position, close to the central insert, of the side face of the end forming portion, and the insert rod is located in the forming groove.

Furthermore, the opening orientation of the molding groove is perpendicular to the moving direction of the sliding block, and the embedding rod is in a round rod shape.

Furthermore, the length direction of the sliding groove is perpendicular to the moving direction of the sliding block, the bottom end of the guide block is matched with the sliding groove, and the guide block is located at the bottom end of the rod portion.

The utility model has the advantages that: the utility model provides a mechanism is stepped down to taper pin in mould, is through setting up the taper pin piece in the mould, and the taper pin piece can realize sideslipping under the linkage effect and step down after the injection moulding of the bulge loop structure of realization casing product when the die sinking, makes the bulge loop structure on taper pin piece and the casing product break away from mutually to avoid damaging the bulge loop structure on the casing product when the die sinking, finally realize the harmless die sinking blanking of casing product smoothly.

Drawings

Fig. 1 is the utility model relates to an overall structure schematic diagram of an interior taper pin of mould mechanism of stepping down.

Fig. 2 is the utility model relates to a partial structure schematic diagram of mechanism is stepped down to taper pin in mould.

Fig. 3 is another schematic structural diagram of the taper pin abdicating mechanism in the mold of the present invention.

Fig. 4 is the utility model relates to a taper pin structure sketch map of taper pin abdicating mechanism in mould.

In the figure: 1. an inclined guide post; 2. a slider seat; 3. a slider; 4. a mold core; 5. a central insert; 6. a taper pin block; 61. a rod portion; 62. an end forming section; 63. forming a groove; 64. embedding a rod; 7. a chute; 8. a guide block; 9. and (7) a pin shaft.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 to 4, an inner oblique pin abdicating mechanism for a mold comprises a slider seat 2, a slider 3 and a mold core 4, wherein an oblique guide post 1 is arranged in an oblique hole of the slider seat 2, the oblique guide post 1 is used for driving the slider seat 2 to move along a slide way of the mold core 4 when the mold is opened, the slider seat 2 is positioned on the side surface of the mold core 4, the slider 3 is connected with the side surface of the slider seat 2, the slider 3 is positioned on the mold core 4, the slider 3 is fixedly connected with the slider seat 2 and slides together, a central insert 5 is further arranged on the mold core 4, and the central insert 5 participates in the molding of a main body structure of a shell product; the device also comprises an angle pin block 6 and a guide block 8; the angle pin block 6 is positioned in a groove at the bottom end of the sliding block 3, the angle pin block 6 comprises a rod part 61 and an end forming part 62, the position of the end forming part 62 corresponds to that of the central insert 5, the rod part 61 is used for driving the angle pin block 6 to move, and the end forming part 62 participates in the forming of a shell product; the end forming part 62 is provided with a forming groove 63 and an embedding rod 64, and the forming groove 63 and the embedding rod 64 are used for forming a convex ring structure on the side surface of the shell product; the guide block 8 is positioned in a sliding groove 7 on the mold core 4, the guide block 8 is movably connected with the inclined pin block 6 through a pin shaft 9, the guide block 8 can slide along the sliding groove 7, and the guide block 8 is used for limiting and guiding the inclined pin block 6.

The rod part 61 of the taper pin block 6 is in a straight line shape, the included angle between the straight line of the length direction of the rod part 61 and the moving direction of the slide block 3 is an acute angle, when the slide block 3 slides, the taper pin block 6 can slide laterally relative to the central insert 5 under the action of an inclined plane, and the end forming part 62 is in a block shape and is positioned at one end of the rod part 61 facing the central insert 5.

The forming groove 63 is located on the side surface of the end forming part 62 near the central insert 5, the insert rod 64 is located in the forming groove 63, and the insert rod 64 is specifically used for forming a central hole of a convex ring structure of a shell product.

The opening of the forming groove 63 faces to the direction perpendicular to the moving direction of the sliding block 3, and the embedding rod 64 is in a round rod shape.

The length direction of the sliding groove 7 is perpendicular to the moving direction of the sliding block 3, the bottom end of the guide block 8 is matched with the sliding groove 7, and the guide block 8 is located at the bottom end of the rod portion 61.

The utility model discloses a theory of operation does: when the mold is opened, the upper mold plate is separated from the lower mold plate, the upper mold plate drives the inclined guide post 1 to move upwards, and the slide block seat 2 and the slide block 3 slide along the slide way on the mold core 4 towards the direction far away from the central insert 5 under the driving action of the inclined guide post 1; in the sliding process of the sliding block 3, under the inclined surface action of the rod part 61 of the inclined pin block 6 and the limiting and guiding action of the guide block 8, the inclined pin block 6 slides laterally relative to the central insert 5, so that a convex ring structure on the side surface of a shell product on the central insert 5 slides out of a forming groove 63 on the end forming part 62, and abdication is realized, and in the process, the guide block 8 slides along the sliding groove 7 on the mold core 4; and then the shell product on the central insert 5 can be ejected by the ejector pin, so that lossless demoulding and blanking are finished.

The above examples are provided for further illustration of the present invention, but do not limit the present invention to these specific embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be understood as being within the protection scope of the present invention.

Claims

1. An inclined pin abdicating mechanism in a die comprises a sliding block seat (2), a sliding block (3) and a die core (4), wherein an inclined guide post (1) is arranged in an inclined hole of the sliding block seat (2), the sliding block seat (2) is positioned on the side surface of the die core (4), the sliding block (3) is connected with the side surface of the sliding block seat (2), the sliding block (3) is positioned on the die core (4), and a central insert (5) is also arranged on the die core (4); the method is characterized in that: the device also comprises an angle pin block (6) and a guide block (8); the angle pin block (6) is positioned in a groove at the bottom end of the sliding block (3), the angle pin block (6) comprises a rod part (61) and an end forming part (62), and the position of the end forming part (62) corresponds to that of the central insert (5); the end forming part (62) is provided with a forming groove (63) and an embedded rod (64); the guide block (8) is positioned in a chute (7) on the die core (4), and the guide block (8) is movably connected with the inclined pin block (6) through a pin shaft (9).

2. The in-mold taper pin abdicating mechanism of claim 1, characterized in that: the inclined pin block is characterized in that the rod part (61) of the inclined pin block (6) is in a straight line shape, the included angle between the straight line of the length direction of the rod part (61) and the moving direction of the sliding block (3) is an acute angle, and the end forming part (62) is in a block shape and is positioned at one end, facing the center insert block (5), of the rod part (61).

3. The in-mold taper pin abdicating mechanism as claimed in claim 2, wherein: the forming groove (63) is positioned at the position of the side surface of the end forming part (62) close to the central insert (5), and the insert rod (64) is positioned in the forming groove (63).

4. The in-mold taper pin abdicating mechanism according to claim 3, characterized in that: the opening direction of the forming groove (63) is perpendicular to the moving direction of the sliding block (3), and the embedded rod (64) is in a round rod shape.

5. The in-mold taper pin abdicating mechanism according to claim 4, characterized in that: the length direction of spout (7) is perpendicular mutually with slider (3) moving direction, the bottom and the spout (7) of guide block (8) cooperate, guide block (8) are located the bottom of pole portion (61).