CN111730816A - A mold system for easy parts replacement - Google Patents

Abstract

The invention provides a mold system which is convenient for parts replacement, which includes a lower mold base plate, a thimble base plate, a mold foot, an upper mold mechanism, a first storage mechanism and a second storage mechanism, and two mold feet are arranged on the lower mold base plate. On the opposite sides, the thimble bottom plate is arranged on the lower die bottom plate, and the thimble bottom plate is arranged between the two die feet, the upper die mechanism is arranged on the top of the die foot, the die foot has a cylindrical blind hole, and the inner side wall of the die foot has a In the empty slot, the first storage mechanism is arranged inside the blind hole, and the second storage mechanism is arranged in the empty slot. In the invention, the wearing parts used in the injection mould are stored in the mould, so that the wearing parts of the mould can be replaced at the injection site, the downtime of the injection moulding machine is shortened, and the use cost of the injection moulding machine is reduced; The storage bucket and storage box are placed in the injection mold, which is convenient to quickly find the suitable part model when replacing the parts, and the structure design is ingenious.

Description

A mold system for easy parts replacement

technical field

The present invention relates to the technical field of injection molds, and in particular, to a mold system that facilitates replacement of parts.

Background technique

Injection mold is a tool for producing plastic products, and it is also a tool for imparting complete structure and precise dimensions to plastic products. Injection molding is a processing method used in mass production of certain parts with complex shapes. The injection molding machine injects high pressure into the mold cavity, and after cooling and solidifying, the molded product is obtained. The thimble, the cylinder and the insert are all wearing parts in the injection mold and need to be replaced during the use of the injection mold.

At present, most of the injection molds are transported from the mold processing plant after processing. The replacement of the components in the injection mold needs to be transported back to the mold processing plant to complete, and the replacement parts need to be model-matched. The operation process is cumbersome and the mold maintenance cycle is prolonged. Makes the injection molding production stagnant, wastes the time of the injection molding machine, and increases the cost of using the injection molding machine.

SUMMARY OF THE INVENTION

In view of this, the present invention provides a mold system that facilitates replacement of parts, which solves the problem of increased injection molding cost caused by long maintenance time of the injection mold in the prior art.

To this end, on the one hand, the present invention provides a mold system that facilitates replacement of parts, which includes a lower mold base plate, a thimble base plate, a mold foot, an upper mold mechanism, a first storage mechanism, and a second storage mechanism, and the number of mold feet is 2 It is arranged on opposite sides of the bottom plate of the lower mold, the bottom plate of the ejector pin is arranged on the bottom plate of the lower mold, and the bottom plate of the ejector pin is arranged between the two mold feet, the upper mold mechanism is arranged on the top of the mold foot, and the mold foot has cylindrical blind holes. The inner side wall of the die foot is provided with a hollow slot, the first storage mechanism is arranged inside the blind hole, the second storage mechanism is arranged in the hollow slot, and the upper mould mechanism includes a rear mould fixing plate, a front mould fixing plate and an upper mould panel, The mold fixing plate is installed on the mold foot, the rear mold core is fixed on the rear mold fixing plate, the front mold core is fixed on the front mold fixing plate, the front mold core is clamped on the rear mold core, and the upper mold panel is fixed on the front mold. top of the board.

Further, the above-mentioned first storage mechanism includes a first magnet, a second magnet, a storage bucket and an end cover. The first magnet is arranged on the inner bottom of the blind hole, the storage bucket is slidably connected in the blind hole, and the second magnet is fixedly connected. on the bottom of the storage bucket, the second magnet is magnetically connected with the first magnet, and the end cover is sleeved on the storage bucket.

Further, the above-mentioned second storage mechanism includes a third magnet, a fourth magnet, a storage box and a cover plate. The box is slidably connected to the hollow slot, the fourth magnet is fixedly connected to the bottom of the storage box, the fourth magnet is magnetically connected to the third magnet, and the cover plate is slidably connected to the storage box.

Further, the above-mentioned storage box has a plurality of partitions inside, and the partitions are evenly arranged at equal distances.

Further, the height of the storage bucket is not less than the depth of the blind hole.

Further, two opposite side walls of the upper mold panel are provided with two code mold grooves, and the code mold grooves are rectangular through holes in cross section, which is convenient for the mold to be installed on the injection molding machine.

Further, the top of the upper mold panel is provided with a positioning ring, so that the mold and the nozzle of the injection molding machine are concentric, which is convenient for injection molding.

Further, lifting rings are provided on both sides of the above-mentioned rear mold fixing plate, which is convenient for lifting the whole set of molds and workpieces.

Further, a lock module is connected to the side wall of the front mold fixing plate and the rear mold fixing plate to prevent the front mold fixing plate and the rear mold fixing plate from being separated when the whole set of molds is hung.

Further, an oil cylinder is provided on the side wall of the rear mold fixing plate, the oil cylinder extends to the interior of the rear mold fixing plate, and the oil cylinder is used as a power device for core pulling of the mold.

In a mold system that is convenient for parts replacement provided by the present invention, by placing the thimble and the barrel in the storage barrel, the storage barrel is magnetically adsorbed in the blind hole under the action of the first magnet and the second magnet; Place the inlaid needles in the storage box, and partition the inlaid needles of different specifications. Under the action of the third magnet and the fourth magnet, the storage box is magnetically adsorbed in the avoidance groove.

Therefore, the present invention has the following beneficial effects compared to the prior art:

1) By storing the consumable parts used in the injection mold in the mold, the consumable parts of the mold can be replaced at the injection site, avoiding the tedious process of transporting the injection mold back to the mold processing plant for maintenance, and shortening the downtime of the injection molding machine. , reducing the use cost of the injection molding machine;

2) The storage bucket and storage box are placed in the injection mold by magnetic attraction, which is convenient to quickly find the suitable part model when replacing the parts, and the structure design is ingenious.

Description of drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are for the purpose of illustrating preferred embodiments only and are not to be considered limiting of the invention. Also, the same components are denoted by the same reference numerals throughout the drawings. In the attached image:

FIG. 1 is a schematic top-view structural schematic diagram of a mold system that facilitates parts replacement provided by an embodiment of the present invention;

FIG. 2 is a schematic diagram 1 of the internal structure of a mold system for facilitating parts replacement provided by an embodiment of the present invention;

Fig. 3 is a partial enlarged view of part A in Fig. 2;

FIG. 4 is a second schematic diagram of the internal structure of a mold system that facilitates parts replacement provided by an embodiment of the present invention;

Fig. 5 is a partial enlarged view of part B in Fig. 4;

6 is a schematic structural diagram of a first storage mechanism in a mold system that facilitates parts replacement provided by an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a second storage mechanism in a mold system that facilitates replacement of parts according to an embodiment of the present invention.

Among them, 1-lower die bottom plate; 2-thimble bottom plate; 3-die foot; 4-upper die mechanism; 41-rear die fixing plate; 42-front die fixing plate; 43-upper die panel; 5-first storage mechanism 51-first magnet; 52-second magnet; 53-storage bucket; 54-end cap; 6-second storage mechanism; 61-third magnet; 62-fourth magnet; 63-storage box; 64 -Cover; 7-Blind hole; 8-Escape slot; 9-Rear mold core; 10-Front mold core; 11-Partition; 12-Code mold groove; 13-Locating ring; ; 16 - Cylinder.

Detailed ways

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that the present disclosure will be more thoroughly understood, and will fully convey the scope of the present disclosure to those skilled in the art.

Referring to FIGS. 1 to 7 , the present embodiment provides a mold system that facilitates replacement of parts, wherein a lower mold base 1 , an ejector base 2 , a mold foot 3 , an upper mold mechanism 4 , a first storage mechanism 5 and The second storage mechanism 6, the two die feet 3 are arranged on opposite sides of the lower die bottom plate 1, the ejector bottom plate 2 is arranged on the lower die bottom plate 1, and the ejector pin bottom plate 2 is arranged between the two die feet 3, the upper die mechanism 4 is arranged on the top of the die foot 3, the die foot 3 has a cylindrical blind hole 7, the inner side wall of the die foot 3 has a hollow groove 8, the first storage mechanism 5 is arranged inside the blind hole 7, and the second storage mechanism 6 Set in the cavity 8, the upper die mechanism 4 includes a rear die fixing plate 41, a front die fixing plate 42 and an upper die plate 43, the rear die fixing plate 41 is arranged on the die foot 3, and the rear die fixing plate 41 is fixed with a For the rear mold core 9 , the front mold core 10 is fixed on the front mold fixing plate 42 .

1 to 7, specifically, the first storage mechanism 5 includes a first magnet 51, a second magnet 52, a storage bucket 53 and an end cover 54. The first magnet 51 is provided on the inner bottom of the blind hole 7, and the storage The barrel 53 is slidably connected in the blind hole 7, the second magnet 52 is fixedly connected to the bottom of the storage barrel 53, and the second magnet 52 is magnetically connected with the first magnet 51, and the end cover 54 is sleeved on the storage barrel 53, The second storage mechanism 6 includes a third magnet 61 , a fourth magnet 62 , a storage box 63 and a cover plate 64 . The third magnet 61 is fixedly connected to the side wall of the mold foot 3 , and the third magnet 61 is fixedly connected to the air escape groove 8 On the bottom, the storage box 63 is slidably connected to the cavity 8, the fourth magnet 62 is fixedly connected to the bottom of the storage box 63, and the fourth magnet 62 is magnetically connected to the third magnet 61, and the cover plate 64 is slidably connected to the bottom of the storage box 63. On the storage box 63, there are a plurality of partitions 11 inside the storage box 63, and the partitions 11 are evenly arranged at equal distances. The height of the storage bucket 53 is not less than the depth of the blind hole 7. There are two code mold grooves 12, the code mold groove 12 is a through hole with a rectangular cross-section, the upper mold panel 43 has a positioning ring 13 on the top, the back mold fixing plate 41 is provided with lifting rings 14 on both sides, and the front mold fixing plate 42 The side wall and A lock module 15 is connected to the side wall of the rear mold fixing plate 41 , and an oil cylinder 16 is provided on the side wall of the rear mold fixing plate 41 , and the oil cylinder 16 extends to the interior of the rear mold fixing plate 41 .

In specific use, when replacing the parts in the injection mold, first, lock the locking module 15 to fix the front mold fixing plate 42 and the rear mold fixing plate 41, and use a lifting device to connect the entire upper mold mechanism to the lifting ring 14. 4. Lift up, and remove the upper die mechanism 4 from the die foot 3. Next, pull out the storage bucket 53 from the blind hole 7, open the end cover 54 to take out the parts, and take out the storage box 63 from the air-avoiding slot 8. , Push open the cover 64, find the required part model in the chamber separated by the partition 11, replace the parts, and finally, use the lifting device to connect to the lifting ring 14 to hoist the entire upper die mechanism 4, wait for the upper die mechanism 4 to be installed Fix it on the mold foot 3, release the lock module 15, and the replacement of the parts in the injection mold is completed. During injection molding, connect the positioning ring 13 to the nozzle of the injection molding machine, and the hot-melt plastic flows between the front mold core 9 and the rear mold core 10. forming. .

In a mold system that is convenient for parts replacement provided by this embodiment, the thimble and the barrel are placed in the barrel, and the barrel is magnetically adsorbed in the blind hole under the action of the first magnet and the second magnet; Place the inlaid needles in the storage box, and partition the inlaid needles of different specifications. Under the action of the third magnet and the fourth magnet, the storage box is magnetically adsorbed in the avoidance groove.

Therefore, the present invention has the following beneficial effects compared to the prior art:

1) By storing the consumable parts used in the injection mold in the mold, the consumable parts of the mold can be replaced at the injection site, avoiding the tedious process of transporting the injection mold back to the mold processing plant for maintenance, and shortening the downtime of the injection molding machine. , reducing the use cost of the injection molding machine;

2) The storage bucket and storage box are placed in the injection mold by magnetic attraction, which is convenient to quickly find the suitable part model when replacing the parts, and the structure design is ingenious.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention. Thus, provided that these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims (10)

1. A mold system that facilitates replacement of parts, characterized in that it comprises a lower mold base plate (1), a thimble base plate (2), a mold foot (3), an upper mold mechanism (4), a first storage mechanism (5) and A second storage mechanism (6), two of the die feet (3) are arranged on opposite sides of the lower die base plate (1), and the ejector base plate (2) is arranged on the lower die base plate (1) and the ejector bottom plate (2) is arranged between the two die feet (3), the upper die mechanism (4) is arranged on the top of the die feet (3), and the die feet (3) There is a cylindrical blind hole (7), the inner side wall of the die foot (3) is provided with an escape groove (8), and the first storage mechanism (5) is arranged inside the blind hole (7), so The second storage mechanism (6) is arranged in the avoidance groove (8), and the upper mold mechanism (4) includes a rear mold fixing plate (41), a front mold fixing plate (42) and an upper mold plate (43) ), the rear mold fixing plate (41) is arranged on the mold foot (3), the rear mold core (9) is fixed on the rear mold fixing plate (41), and the front mold fixing plate (42) A front mold core (10) is fixed thereon, the front mold core (10) is clamped on the rear mold core (9), and the upper mold panel (43) is arranged on the front mold fixing plate (42) top. 2 . The mold system according to claim 1 , wherein the first storage mechanism ( 5 ) comprises a first magnet ( 51 ), a second magnet ( 52 ), a storage bucket ( 2 ). 3 . 53) and an end cover (54), the first magnet (51) is arranged on the inner bottom of the blind hole (7), and the storage bucket (53) is slidably connected in the blind hole (7), The second magnet (52) is fixedly connected to the bottom of the storage bucket (53), and the second magnet (52) is magnetically connected to the first magnet (51), and the end cover (54) ) is sleeved on the storage bucket (53). 3. A mold system that facilitates replacement of parts according to claim 1, wherein the second storage mechanism (6) comprises a third magnet (61), a fourth magnet (62), a storage box ( 63) and a cover plate (64), the third magnet (61) is fixedly connected to the side wall of the die foot (3), and the third magnet (61) is fixedly connected to the hollow slot (8) On the bottom, the storage box (63) is slidably connected to the recess (8), the fourth magnet (62) is fixedly connected to the bottom of the storage box (63), and the fourth magnet (62) is connected to the bottom of the storage box (63). Four magnets (62) are magnetically connected to the third magnet (61), and the cover plate (64) is slidably connected to the storage box (63). 4 . The mold system according to claim 3 , wherein the storage box ( 63 ) has a plurality of partitions ( 11 ) inside, and the partitions ( 11 ) are evenly arranged at equal distances. 5 . set up. 5. A mold system for easy replacement of parts according to claim 1 or 2, characterized in that, the height of the storage bucket (53) is not less than the depth of the blind hole (7). 6. A mold system for easy parts replacement according to claim 1, characterized in that two opposite side walls of the upper mold panel (43) are provided with two code mold grooves (12), the code mold The slot (12) is a through hole with a rectangular cross section. 7 . The mold system according to claim 1 , wherein the top of the upper mold panel ( 43 ) is provided with a positioning ring ( 13 ). 8 . 8 . The mold system according to claim 1 , characterized in that hoisting rings ( 14 ) are provided on both sides of the rear mold fixing plate ( 41 ). 9 . 9 . The mold system according to claim 1 , wherein a lock module is connected to the side wall of the front mold fixing plate ( 42 ) and the side wall of the rear mold fixing plate ( 41 ). 10 . (15). 10. A mold system for easy parts replacement according to claim 1, characterized in that, an oil cylinder (16) is provided on the side wall of the rear mold fixing plate (41), and the oil cylinder (16) extends to the Inside of the rear mold fixing plate (41).

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