CN215320397U - Take back-off to form energy-saving injection mold of demoulding structure - Google Patents

Abstract

The utility model discloses an energy-saving injection mold with a back-off forming demolding structure, which comprises a base, a lower mold and an upper mold, wherein a demolding mechanism is arranged inside the base, the demolding mechanism comprises a motor, the bottom of the motor is fixedly connected with the bottom of the right side of the base through a mounting plate, and one end of an output shaft of the motor is fixedly connected with a bidirectional screw rod. This take back-off forming demoulding structure's energy-saving injection mold, after the product shaping, outside actuating mechanism drives the mould rebound, then drive two-way lead screw through the motor and rotate, two-way lead screw drives two movable blocks and carries out opposite direction movement, thereby drive two movable rod opposite direction movements, make the fly leaf move down, the fly leaf drives the lower mould rebound through the backup pad, make back-off and lower mould separation, thereby carry out the drawing of patterns with the product after the shaping, and easy operation can not cause the damage of product, and the efficiency of processing is improved, and the energy consumption is saved.

Description

Take back-off to form energy-saving injection mold of demoulding structure

Technical Field

The utility model relates to the technical field of molds, in particular to an energy-saving injection mold with a back-off forming and demolding structure.

Background

The mould is used for making the tool of the shaping article, this kind of tool is formed by various parts, different moulds are formed by different parts, it mainly realizes the processing of the article appearance through the change of the physical state of the shaping material, it has the name of "industrial mother", the tool makes the blank into the finished piece with specific shape and size under the action of external force, it is widely used in the shaping process of blanking, die forging, cold heading, extrusion, powder metallurgy pressing, pressure casting, and compression molding or injection molding of the products of engineering plastics, rubber, ceramics, etc., the mould generally includes two parts of moving mould and fixed mould (or male mould and female mould), the two can be combined.

When the injection molding product with the inverted buckle is produced at present, demoulding is difficult to carry out after the injection molding product is formed, the product is easily damaged in the forced demoulding process of the traditional mould, the production cost is increased, the production efficiency is reduced, and the energy waste is caused.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an energy-saving injection mold with an inverted buckle forming demolding structure, which solves the problems that demolding is difficult to perform after molding, a product is easily damaged in the forced demolding process of the traditional mold, the production cost is increased, the production efficiency is reduced, and energy waste is caused.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a take back-off to form energy-saving injection mold of demoulding structure, includes base, lower mould and last mould, the inside of base is provided with demoulding mechanism.

The demoulding mechanism comprises a motor, the bottom of the motor is fixedly connected with the bottom of the right side of the base through a mounting plate, one end of an output shaft of the motor is fixedly connected with a bidirectional screw rod, the left end of the bidirectional screw rod penetrates through the base and extends to the inside of the base, one end of the bidirectional screw rod extending to the inside of the base is rotatably connected with the left end of the inner wall of the base, two sides of the surface of the bidirectional screw rod are respectively in threaded connection with a movable block, the top of the two movable blocks are respectively rotatably connected with a movable rod, two opposite sides of the surface of the movable rod are rotatably connected through an articulated piece, a movable plate is slidably connected between two sides of the top of the inner wall of the base through a sliding rail, the bottom of the movable plate is rotatably connected with the top end of the movable rod, the bottom of the movable block is fixedly connected with a sliding block, and the bottom of the sliding block is slidably connected with the bottom of the inner wall of the base through the sliding rail, the equal fixedly connected with backup pad in both sides at fly leaf top, and one side fixedly connected with limiting plate of backup pad, the top of backup pad and the bottom fixed connection of lower mould.

Preferably, the top of the limiting plate is movably connected with the top of the inner wall of the base, and the top of the base is provided with a through groove matched with the lower die.

Preferably, the two sides of the bottom of the inner wall of the base are fixedly connected with ejector rods, the ejector rods are located on the back face of the bidirectional screw rod, and the top of the lower die is fixedly connected with a male die.

Preferably, the top end of the ejector rod penetrates through the movable plate, the lower die and the male die in sequence and extends to the outer portion of the male die, and the top of the lower die is provided with a reverse buckling groove.

Preferably, the bottom of the upper die is provided with a groove, and the top of the groove is provided with an injection molding hole.

Preferably, four corners of the top of the upper die are fixedly connected with connecting rods, and the bottom of the upper die is movably connected with the top of the lower die.

Advantageous effects

The utility model provides an energy-saving injection mold with a back-off forming demolding structure. Compared with the prior art, the method has the following beneficial effects:

(1) this take back-off forming demoulding structure's energy-saving injection mold, inside through the base is provided with demoulding mechanism, after the product shaping, outside actuating mechanism drives the mould rebound, then drive two-way lead screw through the motor and rotate, two-way lead screw drives two movable blocks and carries out opposite direction motion, thereby drive two movable rod opposite direction motions, make the fly leaf move down, the fly leaf drives the lower mould rebound through the backup pad, make back-off and lower mould separation, thereby carry out the drawing of patterns with the product after the shaping, and the operation is simple, can not cause the damage of product, the efficiency of processing is improved, and the energy consumption is saved.

(2) This take back-off forming demoulding structure's energy-saving injection mold, through the equal fixedly connected with ejector pin in both sides of base inner wall bottom, and the ejector pin is located the back of two-way lead screw, and the top of ejector pin runs through fly leaf, lower mould and terrace die in proper order and extends to the outside of terrace die, and when the drawing of patterns, the in-process that the lower mould moved downwards, the ejector pin top exposes, with the product jack-up after the shaping, takes out the product after the convenient drawing of patterns, and it is more convenient to use.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a cross-sectional view of the structure of the present invention;

fig. 3 is a perspective view of the lower die structure of the present invention.

In the figure: the demoulding mechanism comprises a base 1, a lower mould 2, an upper mould 3, a demoulding mechanism 4, a motor 41, a two-way screw rod 42, a movable block 43, a movable rod 44, a movable plate 45, a slide block 46, a support plate 47, a limit plate 48, a through groove 5, a mandril 6, a male mould 7, a reverse buckling groove 8, a groove 9, an injection molding hole 10 and a connecting rod 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a take back-off to form energy-saving injection mold of demoulding structure, includes base 1, lower mould 2 and last mould 3, and the inside of base 1 is provided with demoulding mechanism 4.

The demoulding mechanism 4 comprises a motor 41, the motor 41 is a positive and negative rotation motor, the motor 41 is controlled by an external switch and is connected with an external power supply through a lead, the bottom of the motor 41 is fixedly connected with the bottom of the right side of the base 1 through a mounting plate, one end of an output shaft of the motor 41 is fixedly connected with a bidirectional screw rod 42, the left end of the bidirectional screw rod 42 penetrates through the base 1 and extends into the base 1, one end of the bidirectional screw rod 42 extending into the base 1 is rotatably connected with the left end of the inner wall of the base 1, two sides of the surface of the bidirectional screw rod 42 are both in threaded connection with movable blocks 43, the tops of the two movable blocks 43 are both rotatably connected with movable rods 44, the two movable rods 44 are in crossed arrangement, one sides of the surfaces opposite to each other of the two movable rods 44 are rotatably connected through a hinge element, a movable plate 45 is slidably connected between the two sides of the top of the inner wall of the base 1 through a slide rail, and the bottom of the movable plate 45 is rotatably connected with the top ends of the movable rods 44, the bottom fixedly connected with slider 46 of movable block 43, and the bottom sliding connection of slide rail and base 1 inner wall is passed through to slider 46's bottom, the equal fixedly connected with backup pad 47 in both sides at fly leaf 45 top, and one side fixedly connected with limiting plate 48 of backup pad 47, limiting plate 48 is spacing to the removal height of lower mould 2 for lower mould 2 bottom keeps the parallel and level with the base 1 top, the top of backup pad 47 and the bottom fixed connection of lower mould 2.

The top of the limit plate 48 is movably connected with the top of the inner wall of the base 1, the top of the base 1 is provided with a through groove 5 matched with the lower die 2, two sides of the bottom of the inner wall of the base 1 are fixedly connected with ejector rods 6, the ejector rod 6 is positioned on the back of the bidirectional screw rod 42, the top of the lower die 2 is fixedly connected with a male die 7, the top end of the ejector rod 6 sequentially penetrates through the movable plate 45, the lower die 2 and the male die 7 and extends to the outside of the male die 7, the top of the lower die 2 is provided with a back-off groove 8, the bottom of the upper die 3 is provided with a groove 9, a cavity is formed between the groove 9 and the male die 7, and the top of the groove 9 is provided with an injection hole 10, four corners of the top of the upper die 3 are fixedly connected with connecting rods 11, an external driving mechanism is connected with the upper die 3 through the connecting rods 11, the bottom of the upper die 3 is movably connected with the top of the lower die 2, the parts of the device not involved are the same as or can be implemented using prior art.

When in use, the injection molding liquid enters the cavity and the inverted groove 8 through the injection molding hole 10, after cooling and molding, the upper die 3 is driven by an external driving mechanism to move upwards and be far away from a product, then the motor 41 is started to drive the bidirectional screw rod 42 to rotate, the bidirectional screw rod 42 drives the two movable blocks 43 to move in opposite directions, the movable blocks 43 drive the two movable rods 44 to move in opposite directions, thereby driving the movable plate 45 to move downwards, the movable plate 45 drives the lower mold 2 to move downwards through the supporting plate 47, so that the back-off is separated from the lower mold 2, thereby demoulding the formed product, in the downward movement process of the lower die 2, the top of the ejector rod 6 is exposed, a product is ejected above the ejector rod 6, blanking is facilitated, similarly, the motor 41 drives the bidirectional screw rod 42 to rotate reversely, the movable plate 45 moves upwards, the movable plate 45 drives the lower die 2 to move back to the original position again, and the limiting plate 48 on the side of the supporting plate 47 limits the movement height of the lower die 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a take back-off forming demoulding structure's energy-saving injection mold, includes base (1), lower mould (2) and last mould (3), its characterized in that: a demoulding mechanism (4) is arranged in the base (1);

demoulding mechanism (4) includes motor (41), the bottom fixed connection on mounting panel and base (1) right side is passed through to the bottom of motor (41), the one end fixedly connected with two-way lead screw (42) of motor (41) output shaft, the left end of two-way lead screw (42) runs through base (1) and extends to the inside of base (1), the one end that two-way lead screw (42) extend to base (1) inside rotates with the left end of base (1) inner wall to be connected, the equal threaded connection in both sides on two-way lead screw (42) surface has movable block (43), two the top of movable block (43) all rotates to be connected with movable rod (44), two rotate through the articulated elements between the relative one side in movable rod (44) surface and connect, there is fly leaf (45) through slide rail sliding connection between the both sides at base (1) inner wall top, and the bottom of fly leaf (45) rotates with the top of movable rod (44) to be connected, the bottom fixedly connected with slider (46) of movable block (43), and the bottom sliding connection of slide rail and base (1) inner wall is passed through to the bottom of slider (46), the equal fixedly connected with backup pad (47) in both sides at fly leaf (45) top, and one side fixedly connected with limiting plate (48) of backup pad (47), the top of backup pad (47) and the bottom fixed connection of lower mould (2).

2. The energy-saving injection mold with the back-off forming and demolding structure as claimed in claim 1, wherein: the top of the limiting plate (48) is movably connected with the top of the inner wall of the base (1), and the top of the base (1) is provided with a through groove (5) matched with the lower die (2).

3. The energy-saving injection mold with the back-off forming and demolding structure as claimed in claim 1, wherein: the base is characterized in that ejector rods (6) are fixedly connected to the two sides of the bottom of the inner wall of the base (1), the ejector rods (6) are located on the back face of the bidirectional screw rod (42), and a male die (7) is fixedly connected to the top of the lower die (2).

4. The energy-saving injection mold with the back-off forming and demolding structure as claimed in claim 3, wherein: the top end of the ejector rod (6) sequentially penetrates through the movable plate (45), the lower die (2) and the male die (7) and extends to the outside of the male die (7), and the top of the lower die (2) is provided with a reverse buckling groove (8).

5. The energy-saving injection mold with the back-off forming and demolding structure as claimed in claim 1, wherein: the bottom of the upper die (3) is provided with a groove (9), and the top of the groove (9) is provided with an injection molding hole (10).

6. The energy-saving injection mold with the back-off forming and demolding structure as claimed in claim 1, wherein: the four corners at the top of the upper die (3) are fixedly connected with connecting rods (11), and the bottom of the upper die (3) is movably connected with the top of the lower die (2).

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