CN215242513U - Plastic rattan basket injection mold - Google Patents

Abstract

The plastic rattan basket injection mold comprises a cavity compound plate, a cavity insert, a core compound plate, a core plate and a core insert, wherein a cavity side block is arranged between the core insert and the cavity insert; a through hole is formed in the core plate, a fixing plate is arranged in the through hole, a core-pulling oil cylinder is arranged below the fixing plate, a straight-pulling sliding block is connected to an oil cylinder rod of the core-pulling oil cylinder, the straight-pulling sliding block extends into the core insert, an inclined sliding groove is formed in one side of the straight-pulling sliding block, an inner pulling rod is laterally connected to the inclined sliding groove, and the inner pulling rod penetrates through the core insert and is matched with the hand-held hole; and linkage grooves are formed at the corners of two sides of the outer sliding blocks, and linkage rods are arranged on the linkage grooves of two adjacent outer sliding blocks.

Description

Plastic rattan basket injection mold

Technical Field

The utility model relates to a plastics rattan basket injection mold belongs to the injection mold field.

Background

The injection mold is adopted to produce plastic products, such as plastic rattan baskets and the like, according to the analysis of the appearance and the structure of the products, the rattan basket is a trapezoidal basket body with a wide upper part and a narrow lower part, and two corresponding basket walls are provided with hand-held holes. The outer smooth structure of loosing core of basket drawing of patterns and portable hole of prior art, set up corresponding outer smooth hydro-cylinder and the hydro-cylinder of loosing core in four side outer walls of mould promptly, outer smooth hydro-cylinder drives the outer smooth drawing of patterns of four walls die cavity, and the hydro-cylinder of loosing core drives portable hole core and looses core to portable hole, and its shortcoming is: because the length of the oil cylinder and the stroke required by outward sliding greatly increase the whole volume of the die, a large-scale injection molding machine is required for processing, and the equipment investment cost is increased. Meanwhile, the external oil cylinder is easy to collide with other sundries in transportation and production, damage is caused, and shutdown risk and maintenance cost are increased.

Disclosure of Invention

The utility model aims at overcoming prior art's shortcoming, provide an adopt the outside to put hydro-cylinder and built-in oblique guide pillar mode that combines together to one side, realize the wall die cavity that four walls is smooth outward to adopt and take out the structure in the top directly, realize the plastics rattan basket injection mold that portable hole was loosed core smoothly.

The utility model discloses plastics rattan basket injection mold's technical scheme is: the mould comprises a mould cavity compound plate and a mould core compound plate, wherein a cavity plate is arranged below the cavity compound plate, a cavity insert is arranged in the cavity plate, a mould pin is arranged on the mould core compound plate, a mould core plate is arranged on the mould pin, a mould core insert is arranged on the mould core plate, a cavity side block is respectively arranged between the mould core insert and four sides of the cavity insert, a mould cavity is formed between the four cavity side blocks, the cavity insert and the mould core insert, a plastic rattan basket is injected in the mould cavity, a hand-held hole is formed on the plastic rattan basket, an outer slide block is respectively arranged on the outer wall of each cavity side block, the mould core compound plate is characterized in that the outer walls of the upper end and the lower end of each outer slide block are respectively matched with the cavity plate and the mould core plate through oblique planes, an outer slide oil cylinder is obliquely arranged on the straight surface of the outer wall of two corresponding outer slide blocks, an oil cylinder rod of the outer slide oil cylinder is connected with the cavity plate, an oblique guide hole is arranged in each outer slide block, and is connected with an oblique guide rod corresponding to the lower part of the cavity plate, the inclined guide rod is matched with the inclined guide hole; a through hole is formed in the core plate corresponding to the hand-held hole, a fixing plate is arranged in the through hole, a core-pulling oil cylinder is arranged below the fixing plate, a straight-pulling sliding block is connected to an oil cylinder rod of the core-pulling oil cylinder, the straight-pulling sliding block extends into the core insert, an inclined sliding groove is formed in one side of the straight-pulling sliding block, an inner pulling rod is laterally connected to the inclined sliding groove, and the inner pulling rod penetrates through the core insert and is matched with the hand-held hole; and the corners of two sides of each outer sliding block are respectively provided with a linkage groove, and the linkage grooves of two adjacent outer sliding blocks are provided with linkage rods.

The utility model discloses a plastics rattan basket injection mold, during the drawing of patterns, at first, directly take out slider lapse by the hydro-cylinder drive of loosing core, interior pole of taking out is under the effect of oblique spout, the core is taken out to the looks mould inboard, make interior pole of taking out take out from portable hole, then, two outer smooth hydro-cylinders work, reverse top is on the die cavity board, and under the effect of gangbar, drive four outer sliders, the die cavity side piece, the core is inserted and plastics rattan basket downstream, insert the separation with die cavity board and die cavity, the die sinking promptly, and simultaneously, under the effect of the respective oblique guide arm of four outer sliders and oblique guide hole, slide to the outside, make die cavity side piece and plastics rattan basket separation, the basket body of plastics rattan basket is deviate from, insert the plastics rattan basket from the core by workman or manipulator again and take out can, the drawing of patterns is accomplished. Compared with the prior art, the scheme has the advantages that the outer lubricating oil cylinder is obliquely arranged, the core pulling oil cylinder is arranged in the outer lubricating oil cylinder, the whole volume of the mold can be greatly reduced, the mold is suitable for production of small and medium-sized injection molding machines, equipment investment is saved, and unnecessary collision is effectively avoided. Meanwhile, the whole die has stable and reliable demoulding action and high production efficiency.

Drawings

FIG. 1 is a schematic structural view of a plastic rattan basket injection mold of the present invention;

FIG. 2 is a schematic view of the core-pulling structure in the portable hole of the present invention;

FIG. 3 is a schematic view of the inclined guide rod and the inclined guide hole of the present invention;

fig. 4 is a schematic perspective view of the plastic rattan basket injection mold of the present invention.

Detailed Description

The utility model relates to a plastic rattan basket injection mold, as shown in figures 1-4, comprising a mold cavity compound plate 1 and a core compound plate 2, wherein the cavity compound plate is provided with a cavity plate 3, a cavity insert 4 is arranged in the cavity plate, a mold foot 5 is arranged on the core compound plate, a core plate 6 is arranged on the mold foot, a core insert 7 is arranged on the core plate, a cavity side block 8 is respectively arranged between the core insert 7 and four sides of the cavity insert 4, a mold cavity is formed between the four cavity side blocks 8, the cavity insert 4 and the core insert 7, a plastic rattan basket 10 is injected in the mold cavity, a hand-held hole 11 is arranged on the plastic rattan basket, an outer walls of the cavity side blocks are respectively provided with outer slide blocks 9, outer walls of upper and lower ends of the outer slide blocks 9 are respectively matched with the cavity plate 3 and the core plate 6 through oblique planes 16, and outer slide cylinders 12 are obliquely arranged on straight planes of outer walls of the two corresponding outer slide blocks 9, the oil cylinder rod of the external sliding oil cylinder is connected with the cavity plate 3, each external sliding block 9 is provided with an inclined guide hole 13, an inclined guide rod 15 is connected below the cavity plate 3 corresponding to each inclined guide hole, and the inclined guide rod 15 is matched with the inclined guide hole 13; a through hole 20 is formed in the core plate 6 corresponding to the hand-held hole 11, a fixing plate 21 is installed in the through hole, a core-pulling oil cylinder is installed below the fixing plate, a straight-pulling slide block 22 is connected to an oil cylinder rod of the core-pulling oil cylinder, the straight-pulling slide block 22 extends into the core insert, an inclined slide groove 23 is formed in one side of the straight-pulling slide block, an inner pulling rod 24 is laterally connected to the inclined slide groove, and the inner pulling rod 24 penetrates through the core insert 7 to be matched with the hand-held hole 11; and the corners of two sides of each outer slide block 9 are respectively provided with a linkage groove 17, and the linkage grooves 17 of two adjacent outer slide blocks are provided with a linkage rod 18. When demoulding, firstly, the core pulling oil cylinder drives the straight pulling slide block 22 to slide downwards, the inner pulling rod 24 pulls core towards the inner side of the mould under the action of the inclined sliding chute 23, so that the inner pulling rod 24 is pulled out from the hand-held hole 11, then, the two outer sliding oil cylinders 12 work to reversely prop against the cavity plate 3, and under the action of the linkage rod 18, the four outer slide blocks 9, the cavity side block 8, the core insert 7 and the plastic rattan basket 10 are driven to move downwards to be separated from the cavity plate 3 and the cavity insert 4, namely, the mould is opened, meanwhile, under the action of the inclined guide rods 15 and the inclined guide holes 13 of the four outer slide blocks 9, the four outer slide blocks slide outwards, so that the cavity side block 8 is separated from the plastic rattan basket 10, the basket body of the plastic rattan is taken out, and then the plastic rattan basket is taken out from the core insert by workers or mechanical hands, and demoulding is finished. Compared with the prior art, the scheme has the advantages that the outer lubricating oil cylinder is obliquely arranged, the core pulling oil cylinder is arranged in the outer lubricating oil cylinder, the whole volume of the mold can be greatly reduced, the mold is suitable for production of small and medium-sized injection molding machines, equipment investment is saved, and unnecessary collision is effectively avoided. Meanwhile, the whole die has stable and reliable demoulding action and high production efficiency.

Claims (1)

1. The plastic rattan basket injection mold comprises a mold cavity compound plate (1) and a mold core compound plate (2), wherein the mold cavity compound plate is provided with a mold cavity plate (3) at the lower part, a mold cavity insert (4) is arranged in the mold cavity plate, the mold core compound plate is provided with mold legs (5), a mold core plate (6) is arranged on the mold legs, the mold core insert (7) is arranged on the mold core plate, a mold cavity side block (8) is respectively arranged between the mold core insert (7) and four sides of the mold cavity insert (4), a mold cavity is formed among the four mold cavity side blocks (8), the mold cavity insert (4) and the mold core insert (7), a plastic rattan basket (10) is injected in the mold cavity, the plastic rattan basket is provided with a hand-held hole (11), and the outer wall of each mold cavity side block is respectively provided with an outer slide block (9), and the plastic rattan injection mold core basket is characterized in that the outer walls of the upper end and the lower end of each outer slide block (9) are respectively matched with the mold cavity plate (3) and the mold core plate (6) through an oblique plane (16), an outer sliding oil cylinder (12) is obliquely arranged on the straight surface of the outer wall of two corresponding outer sliding blocks (9), the oil cylinder rod of the outer sliding oil cylinder is connected with the cavity plate (3), an oblique guide hole (13) is arranged in each outer sliding block (9), an oblique guide rod (15) is connected below the cavity plate (3) corresponding to each oblique guide hole, and the oblique guide rod (15) is matched with the oblique guide hole (13); a through hole (20) is formed in a core plate (6) corresponding to the hand-held hole (11), a fixing plate (21) is installed in the through hole, a core-pulling oil cylinder is installed below the fixing plate, a straight-pulling sliding block (22) is connected to an oil cylinder rod of the core-pulling oil cylinder, the straight-pulling sliding block (22) extends into the core insert, an inclined sliding groove (23) is formed in one side of the straight-pulling sliding block, an inner pulling rod (24) is laterally connected to the upper side of the inclined sliding groove, and the inner pulling rod (24) penetrates through the core insert (7) to be matched with the hand-held hole (11); and the corners of two sides of each outer sliding block (9) are respectively provided with a linkage groove (17), and the linkage grooves (17) of two adjacent outer sliding blocks are provided with a linkage rod (18).

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