CN213006360U

CN213006360U - Assembled multilayer PET storing frame injection mold

Info

Publication number: CN213006360U
Application number: CN202021788435.4U
Authority: CN
Inventors: 叶建华
Original assignee: Ningbo Chunye Metal Products Co ltd
Current assignee: Ningbo Chunye Metal Products Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-04-20
Anticipated expiration: 2030-08-25

Abstract

The utility model discloses an assembled multilayer PET storing frame injection mold, movable mould I-shaped panel and the die carrier between fixed die plate and the cover half I-shaped panel of connecting including movable mould board, fixed die plate, cover half I-shaped panel, movable die plate upper end, the movable die plate lower extreme is equipped with the core, the one end inboard that the fixed die plate is close to the movable die plate is equipped with the die cavity, be equipped with sprue gate and thimble panel on the movable die plate, be equipped with injection moulding mobile device, the piece of moulding plastics, ejecting device on the fixed die plate, the utility model discloses the advantage compared with prior art lies in: the utility model discloses set up thimble panel, the mobile device and the piece of moulding plastics, when moulding plastics, the buckle mould plastics groove and arc convex become the buckle, and the product is assembled together through the buckle stack of moulding plastics, and during the drawing of patterns, the core is kept away from to the piece of moulding plastics for the thimble rebound of setting out the device is ejecting with storage rack mould product, accomplishes the drawing of patterns, and its simple structure, drawing of patterns are convenient, have improved the quality of product greatly.

Description

Assembled multilayer PET storing frame injection mold

Technical Field

The utility model relates to an in injection mold technical field, specifically indicate an assembled multilayer PET storing frame injection mold.

Background

PET is a milky white or pale yellow, highly crystalline polymer with a smooth, glossy surface. The material has excellent physical and mechanical properties in a wide temperature range and excellent electrical insulation, is commonly used in mineral water bottles, carbonated beverage bottles and the like, and can be used as a material for manufacturing storage racks.

An injection mold is a tool for producing plastic products and also a tool for giving the plastic products complete structure and precise dimensions. Injection molding is a process used to mass produce parts of some complex shapes. The storage rack is of an open structure, a buckle is arranged at the bottom of the storage rack and used for stacking and superposing the storage rack, a mold needs to be provided with a mold column in the cavity during injection molding, injection molding plastic does not exist at the position of the mold column during injection molding, after molding, the position forms a buckle model, both sides of the buckle model need to be buckled, and the storage rack can be superposed and assembled through the buckle.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical defect, provide an assembled multilayer PET storing frame injection mold that simple structure, convenient both sides bottom of drawing of patterns are equipped with the buckle.

In order to solve the technical problem, the utility model provides a technical scheme does: an assembled multi-layer PET storage rack injection mold comprises a movable mold plate, a fixed mold I-shaped panel, a movable mold I-shaped panel connected to the upper end of the movable mold plate, and a mold frame arranged between the fixed mold plate and the fixed mold I-shaped panel, wherein a mold core is arranged at the lower end of the movable mold plate, a cavity matched with the mold core for use is arranged at the inner side of one end, close to the movable mold plate, of the fixed mold plate, a sprue gate penetrating through the movable mold plate and the mold core is arranged on the movable mold I-shaped panel and communicated with the cavity, a guide pillar is arranged at one side of the fixed mold plate, a guide sleeve matched with the guide pillar is arranged at the inner side of one end, close to the fixed mold plate, of the movable mold plate, thimble panels are oppositely arranged at two sides, close to the mold core, a first cavity matched with the thimble panels for use is arranged at, a first spring is arranged outside the connecting column and in the first cavity, an injection molding block is arranged at one end of the connecting column, which is far away from the sliding block, a buckle injection molding groove is arranged at the bottom of one side, which is close to the cavity, of the injection molding block, the buckle injection molding groove is of an arc-shaped cavity structure and is communicated with the cavity, an arc-shaped bulge matched with the buckle injection molding groove is arranged at the bottom of the cavity, and an arc-shaped groove matched with the arc-shaped bulge for use is arranged on one side, which is close to the;

the injection molding device is characterized in that one end of the die cavity close to the die carrier is provided with a cavity II under the injection molding block, an ejection device is arranged in the cavity II and comprises a rotatable rotating wheel and a thimble bottom plate connected with the rotating wheel, one end of the injection molding block close to the thimble bottom plate is provided with a pushing support, one end of the thimble bottom plate close to the die cavity is provided with a movable thimble, one end of the thimble bottom plate far away from the die cavity is provided with a spring II, the thimble bottom plate is in contact fit with the thimble, and a fixing column is arranged on the inner side of the spring II.

Compared with the prior art, the utility model the advantage lie in: the utility model discloses set up ejecting device, mobile device and the piece of moulding plastics, form the product cavity between piece and the core of moulding plastics, when moulding plastics, the buckle moulds plastics the groove and becomes the buckle with arc convex, the protruding use of arc recess cooperation arc on the piece of moulding plastics, the product is equipped with the drawing die angle, mould plastics and accomplish the back, the buckle of a storing frame can superpose on the both sides cylinder of another storing frame, make its stack fix together, the core is kept away from to the piece of moulding plastics simultaneously, ejecting device's thimble leans on the stretch rebound of spring two, it is ejecting with storing frame mould product, accomplish the drawing of patterns, a structure is simple, the drawing of patterns is convenient, the quality of product is greatly improved.

As the improvement, the slider is close to ejector pin panel's one side bottom and is equipped with the stopper, and after accomplishing the back of moulding plastics, the fixed die plate was kept away from to the movable mould board, and ejector pin panel keeps away from behind the cavity one, and the slider leans on the elasticity of spring one to kick-back to the stopper other, and the mobile device that moulds plastics drives the injection molding piece and keeps away from cavity one, and the stopper plays the rebound position of accurate restriction mobile device that moulds plastics just in time.

As an improvement, the side that slider and thimble panel contacted is the arc structure, and the arc structure can make the thimble panel contact slider, more convenient and swift receive under the effort of movable mould board, make the slider move towards the direction of die cavity.

As the improvement, the die bases are arranged on two sides of the die frame oppositely, the die bases are fixedly connected with the fixed die I-shaped panel and the fixed die plate through bolts, the bolt connection structure is simple, and the disassembly and the maintenance are convenient.

As an improvement, the movable template is fixedly connected with the fixed template through bolts, the bolt connection structure is simple, and the disassembly and the maintenance are convenient.

As an improvement, the number of the buckle injection molding grooves and the number of the arc-shaped protrusions are four, the four buckle injection molding grooves and the four arc-shaped protrusions are arranged in a pairwise opposite mode, after a product is formed, the storage rack can be overlapped together through the four buckles, and the four buckles can enable the storage rack to be assembled more firmly and reliably.

Drawings

Fig. 1 is a schematic structural view of an injection mold for an assembled multi-layer PET storage rack of the present invention.

Fig. 2 is a schematic structural view of the assembled multi-layer PET storage rack of the present invention when the injection mold is closed.

Fig. 3 is a schematic structural view of the space inside the assembled multi-layer PET storage rack when the injection mold is closed.

Fig. 4 is a schematic structural diagram of an injection mold product of an assembled multi-layer PET storage rack of the present invention.

As shown in the figure: 1. the injection molding device comprises a movable mold plate, 2, a fixed mold plate, 2.1, a mold base, 2.2, mold feet, 2.3, a cavity II, 3, a fixed mold I-shaped panel, 3.1, a movable mold I-shaped panel, 4, a mold core, 4.1, an arc-shaped groove, 5, a mold cavity, 5.1, an arc-shaped bulge, 6, a pouring gate, 7, a guide pillar, 8, a guide sleeve, 9, an ejector pin panel, 9.1, a cavity I, 9.2, a limiting block, 10, an injection molding moving device, 10.1, a sliding block, 10.2, a connecting column, 10.3, a spring I, 10.4, an injection molding block, 10.5, a buckle injection molding groove, 11, an ejection device, 11.1, a rotating wheel, 11.2, an ejector pin bottom plate, 11.3, a pushing support column, 11.4, an ejector pin.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the attached drawings 1-4, an assembled multi-layer PET storage rack injection mold comprises a movable mold plate 1, a fixed mold plate 2, a fixed mold I-shaped panel 3, a movable mold I-shaped panel 3.1 connected with the upper end of the movable mold plate 1, and a mold frame 2.1 arranged between the fixed mold plate 2 and the fixed mold I-shaped panel 3, wherein a mold core 4 is arranged at the lower end of the movable mold plate 1, a mold cavity 5 matched with the mold core 4 is arranged at the inner side of one end, close to the movable mold plate 1, of the fixed mold plate 2, a sprue gate 6 penetrating through the movable mold plate 1 and the mold core 4 is arranged on the movable mold I-shaped panel 3.1 and communicated with the mold cavity 5, a guide pillar 7 is arranged at one side of the fixed mold plate 2, a guide sleeve 8 matched with the guide pillar 7 is arranged at the inner side, close to the fixed mold plate 2, two sides, close to the mold core 4, of the movable, an injection molding moving device 10 is arranged inside the cavity I9.1, the injection molding moving device 10 comprises a slider 10.1 inside the cavity I9.1, a connecting column 10.2 which is in through connection with the cavity 5 is arranged between the slider 10.1 and the cavity I5, a spring I10.3 is arranged outside the connecting column 10.2 and in the cavity I9.1, an injection molding block 10.4 is arranged at one end, far away from the slider 10.1, of the connecting column 10.2, a buckle injection molding groove 10.5 is arranged at the bottom of one side, close to the cavity 5, of the injection molding block 10.4, the buckle injection molding groove 10.5 is of an arc-shaped cavity structure and is communicated with the cavity I5, an arc-shaped protrusion 5.1 matched with the buckle injection molding groove 10.5 is arranged at the bottom of the cavity I5, and an arc-shaped groove 4.1 matched with the arc-shaped protrusion 5.1 is arranged on one;

the mold cavity 2.1 is close to one end of the mold base 2.1 and is provided with a cavity II 2.3 under the injection molding block 10.4, an ejection device 11 is arranged in the cavity II 2.3, the ejection device 11 comprises a rotatable rotating wheel 11.1 and a thimble bottom plate 11.2 connected with the rotating wheel 11.1, a pushing support 11.3 is arranged at one end of the injection molding block 10.4 close to the thimble bottom plate 11.2, a movable thimble 11.4 is arranged at one end of the thimble bottom plate 11.2 close to the mold cavity 5, a spring II 11.5 is arranged at one end of the thimble bottom plate 11.2 far away from the mold cavity 5, the thimble bottom plate 11.2 and the thimble 11.4 are in abutting contact and matching use, and a fixing column is arranged on the inner side of the spring II 11.5.

The bottom end of one side of the sliding block 10.1, which is close to the ejector pin panel 9, is provided with a limiting block 9.2, when the movable die plate 1 contacts the fixed die plate 2, the ejector pin panel 9 contacts the sliding block 10.1 of the injection molding moving device 10, so that the sliding block 10.1 and the compression spring 10.3 move towards the die cavity 5, the injection molding block 10.4 is driven to move to a specified position, a product injection molding cavity is formed between the injection molding block 10.4 and the die core 4, and a PET material is poured through the pouring gate 6.

The surface of the slide block 10.1, which is contacted with the thimble panel 9, is of an arc structure, and when the thimble panel 9 is contacted with the slide block 10.1, the slide block 10.1 can move towards the cavity 5 under the action of force.

Die carrier 2.1 both sides set up the mould foot 2.2 relatively, mould foot 2.2 is through bolt fixed connection cover half I-shaped panel 3 and fixed die plate 2, the utility model discloses when concrete implementation, what the bolt adopted is embedded hexagon socket head cap screw.

Moving die plate 1 and fixed die plate 2 pass through bolt fixed connection, the utility model discloses when concrete implementation, what the bolt adopted is embedded hexagon socket head cap screw.

The buckle groove of moulding plastics 10.5 and arc arch 5.1 are four, and four the buckle mould plastics groove 10.5 and arc arch 5.1 for two liang of relative settings, during moulding plastics, arc arch 5.1 and arc recess 4.1 cooperation are used, because of being equipped with the draft angle, after the product shaping, the recess appears in the buckle of storing frame, and the prismatic cooperation recess in both sides of storing frame is used, and a plurality of storing frames are folded through the buckle and are put together.

The utility model discloses a theory of operation: when the movable mould plate contacts the fixed mould plate, a guide post of the fixed mould plate is embedded into a guide sleeve of the movable mould plate, the thimble panel contacts a slide block of the injection molding moving device, the slide block compresses the first spring to drive the injection molding block to move towards the cavity, an injection molding cavity is formed between the cavity and the core, the push pillar is arranged below the injection molding block and also drives the push pillar to move towards the thimble bottom plate, the push pillar contacts the thimble bottom plate to compress the second spring, the thimble bottom plate rotates downwards, the top end of the thimble is positioned at the bottom of the cavity, injection molding is carried out through the pouring gate, after cooling, the movable mould plate is far away from the cavity, the first spring stretches to drive the slide block and the injection molding block to keep away from the cavity, the push pillar is far away from the thimble bottom plate, the second spring stretches to push the thimble to move upwards.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides an assembled multilayer PET storing frame injection mold, includes movable mould board (1), fixed die plate (2), cover half I-shaped panel (3), movable mould board (1) upper end connection movable mould I-shaped panel (3.1) and fixed die plate (2) and cover half die carrier (2.1) between I-shaped panel (3), its characterized in that: the lower end of the movable mould plate (1) is provided with a mould core (4), the inner side of one end, close to the movable mould plate (1), of the fixed mould plate (2) is provided with a mould cavity (5) used for matching with the mould core (4), the inner side of one end, close to the movable mould plate (1), of the fixed mould plate (2) is provided with a pouring port (6) penetrating through the movable mould plate (1) and the mould core (4), the pouring port (6) is communicated with the mould cavity (5), one side of the fixed mould plate (2) is provided with a guide pillar (7), the inner side of one end, close to the fixed mould plate (2), of the movable mould plate (1) is provided with a guide sleeve (8) used for matching with the guide pillar (7), two sides, close to the mould core (4), of the movable mould plate (1) are relatively provided with ejector pin panels (9), the inner side of the upper end of the fixed mould plate (2) is provided with a cavity I (9.1) used for matching with the ejector, a connecting column (10.2) in through connection is arranged between the sliding block (10.1) and the cavity (5), a first spring (10.3) is arranged in a first cavity (9.1) and on the outer side of the connecting column (10.2), an injection molding block (10.4) is arranged at one end, far away from the sliding block (10.1), of the connecting column (10.2), a buckle injection molding groove (10.5) is arranged at the bottom of one side, close to the cavity (5), of the injection molding block (10.4), the buckle injection molding groove (10.5) is of an arc-shaped cavity structure and is communicated with the cavity (5), an arc-shaped protrusion (5.1) matched with the buckle injection molding groove (10.5) is arranged at the bottom of the cavity (5), and an arc-shaped groove (4.1) matched with the arc-shaped protrusion (5.1) is arranged on one side, close to the injection molding block (10.4), in contact;

one end that die cavity (5) is close to die carrier (2.1) and set up and be equipped with cavity two (2.3) under injection molding piece (10.4), be equipped with ejecting device (11) in cavity two (2.3), ejecting device (11) are including can pivoted rotating wheel (11.1) and connecting ejector pin bottom plate (11.2) of rotating wheel (11.1), the one end that injection molding piece (10.4) is close to ejector pin bottom plate (11.2) is equipped with and promotes pillar (11.3), the one end that ejector pin bottom plate (11.2) is close to die cavity (5) is equipped with movable thimble (11.4), the one end that die cavity (5) were kept away from to ejector pin bottom plate (11.2) is equipped with spring two (11.5), ejector pin bottom plate (11.2) and thimble (11.4) top contact cooperation are used, spring two (11.5) inboard is equipped with the fixed column.

2. The injection mold for an assembled multi-layer PET storage shelf as claimed in claim 1, wherein: and a limiting block (9.2) is arranged at the bottom end of one side of the sliding block (10.1) close to the ejector pin panel (9).

3. The injection mold for an assembled multi-layer PET storage shelf as claimed in claim 2, wherein: and one surface of the sliding block (10.1) contacted with the thimble panel (9) is of an arc-shaped structure.

4. The injection mold for an assembled multi-layer PET storage shelf as claimed in claim 1, wherein: the die set (2.1) both sides set up mould foot (2.2) relatively, mould foot (2.2) are through bolt fixed connection cover half I-shaped panel (3) and fixed die plate (2).

5. The injection mold for an assembled multi-layer PET storage shelf as claimed in claim 1, wherein: the movable template (1) is fixedly connected with the fixed template (2) through bolts.

6. The injection mold for an assembled multi-layer PET storage shelf as claimed in claim 1, wherein: the buckle injection molding groove (10.5) and the arc-shaped protrusion (5.1) are four, and the four buckle injection molding grooves (10.5) and the arc-shaped protrusion (5.1) are arranged oppositely in pairs.