CN214056295U

CN214056295U - Inclined ejection mechanism of injection mold

Info

Publication number: CN214056295U
Application number: CN202022473519.5U
Authority: CN
Inventors: 帖德礼; 帖德成; 胥忠军
Original assignee: Yancheng Jinde Mould Manufacturing Co ltd
Current assignee: Yancheng Jinde Mould Manufacturing Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-08-27
Anticipated expiration: 2030-10-30

Abstract

The utility model discloses an ejection mechanism of an injection mold, which comprises a movable mold and a fixed mold, wherein a push rod is arranged at the middle position of one side of the movable mold, one side of the push rod, which is close to the movable mold, extends into the push rod, a supporting plate is arranged at one side of the push rod, which is far away from the movable mold, a power rod is arranged at one side of the supporting plate, which is far away from the push rod, both ends of the supporting plate, which are close to one side of the push rod, are provided with mounting blocks, springs are arranged inside the mounting blocks, and the top of each spring is provided with a connecting rod A; the utility model discloses a mutually supporting between spout, movable mould board, slider, spring, connecting rod A, backup pad, installation piece and the catch bar for after accomplishing to mould plastics, through promoting the backup pad and then promote movable mould board along spout slant displacement, and simultaneously through movable mould board and catch bar with the complete release of injection molding, realized the complicated processing demand of moulding plastics spare part.

Description

Inclined ejection mechanism of injection mold

Technical Field

The utility model relates to a mould ejection mechanism technical field specifically is an injection mold's oblique top ejection mechanism.

Background

Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like.

The ejection mechanism of the existing injection mold is various, but still has the obvious problems:

1. in the existing injection mold, the phenomenon of barb is possible to occur due to various characteristics of the mold to be produced, so that a structure capable of ejecting the inclined top in demolding is needed;

2. the existing injection mold is divided into a fixed mold and a movable mold, the fixed mold and the movable mold are required to be mutually attached during injection molding, and a structural device capable of enhancing the sealing property is required in order to ensure the sealing property of injection molding;

3. in the process of operation of an injection molding movable die, the injection molding movable die is attached to a fixed die, and a structure and a device capable of limiting the position of the movable die and limiting the return position when the movable die runs in a return stroke are needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection mold's oblique top ejection mechanism to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an inclined ejection mechanism of an injection mold comprises a movable mold and a fixed mold, wherein a push rod is arranged at the middle position of one side of the movable mold, one side, close to the movable mold, of the push rod extends into the push rod, a supporting plate is arranged at one side, far away from the movable mold, of the push rod, a power rod is arranged at one side, far away from the push rod, of the supporting plate, mounting blocks are arranged at two ends, close to one side of the push rod, of the supporting plate, a spring is arranged inside each mounting block, a connecting rod A is arranged at the top of each spring, a movable mold plate is arranged at one side of the connecting rod A, extends to the outside of each mounting block and extends into the movable mold, sliding grooves are symmetrically arranged at the middle position inside the movable mold, sliding blocks are arranged inside the sliding grooves, one ends of the sliding blocks extend to the outside of the sliding grooves and are connected with the movable mold plate, and limiting grooves are arranged at two ends inside the movable mold, the utility model discloses a safety device for injection molding, including spacing groove, cover half, gear, closing die, movable mould, rack A, closing die, cover half, stopper, middle position department of spacing groove is provided with the gear, the bottom of spacing groove is provided with rack B, rack B and gear intermeshing, one side of rack B is provided with the closing plate, the both ends that the cover half is close to movable mould one side all are provided with the stopper, the one end that the stopper is close to each other all is provided with rack A, and rack A and gear intermeshing, the inside both ends of cover half all are provided with the seal groove, seal groove and closing plate adaptation of each other, the inside middle position department of cover half is provided with the die cavity.

Preferably, a high-temperature sealing ring is arranged between the outer side of the push rod and the movable die.

Preferably, through grooves are formed in the sides, close to each other, of the mounting block and the movable mold.

Preferably, an insulating layer is arranged on the outer side of the injection pipe.

Preferably, an anti-sticking coating is coated inside the cavity.

Preferably, the two ends of the movable mold close to one side of the push rod are provided with L-shaped baffles.

Compared with the prior art, the beneficial effects of the utility model are that: the inclined ejection mechanism of the injection mold can meet the requirement of complex part processing, and can ensure that an injection molding piece can be ejected completely when injection molding is completed, so that the qualification rate of products is improved;

1. through the mutual matching among the sliding groove, the movable mould plate, the sliding block, the spring, the connecting rod A, the supporting plate, the mounting block and the pushing rod, after the injection molding is finished, the supporting plate is pushed to further push the movable mould plate to obliquely displace along the sliding groove, and meanwhile, the injection molded part is completely pushed out through the movable mould plate and the pushing rod, so that the processing requirement of complex injection molded parts is met;

2. through the mutual matching among the limiting groove, the gear, the rack B, the sealing plate, the rack A and the sealing groove, the movable mold and the fixed mold can be more closely attached, the sealing performance of the device is improved, the liquid leakage in the injection molding process is avoided, and the practicability of the device is improved;

3. the limiting groove and the limiting block are driven to be mutually attached through the operation of the movable die, so that the position between the movable die and the fixed die is limited, the function of positioning of the device structure is realized, and L-shaped baffles are arranged at the two ends of the movable die, so that the position of the supporting plate in the operation process is limited.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a front sectional view of the present invention;

fig. 3 is an enlarged schematic view of a structure in fig. 2 according to the present invention.

In the figure: 1. moving the mold; 2. a connecting rod A; 3. a support plate; 4. a push rod; 5. mounting blocks; 6. fixing a mold; 7. a rack A; 8. a limiting block; 9. a spring; 10. a power rod; 11. a sealing groove; 12. a cavity; 13. an injection pipe; 14. a chute; 15. a movable model plate; 16. a limiting groove; 17. a gear; 18. a rack B; 19. a sealing plate; 20. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: an inclined ejection mechanism of an injection mold comprises a movable mold 1 and a fixed mold 6, a push rod 4 is arranged at the middle position of one side of the movable mold 1, one side, close to the movable mold 1, of the push rod 4 extends into the push rod 4, a supporting plate 3 is arranged at one side, far away from the movable mold 1, of the push rod 4, a power rod 10 is arranged at one side, far away from the push rod 4, of the supporting plate 3, mounting blocks 5 are arranged at two ends of one side, close to the push rod 4, of the supporting plate 3, springs 9 are arranged inside the mounting blocks 5, connecting rods A2 are arranged at the tops of the springs 9, a movable mold plate 15 is arranged at one side, extending to the outside of the mounting blocks 5 and extending to the inside of the movable mold 1, sliding grooves 14 are symmetrically arranged at the middle position of the inside of the movable mold 1, sliding blocks 20 are arranged inside the sliding grooves 14, and one ends of the sliding blocks 20 extend to the outside of the sliding grooves 14 and are connected with the movable mold plate 15;

both ends of the inside of the movable die 1 are provided with limiting grooves 16, a gear 17 is arranged in the middle of each limiting groove 16, the bottom of each limiting groove 16 is provided with a rack B18, the rack B18 is meshed with the gear 17, one side of each rack B18 is provided with a sealing plate 19, both ends of the fixed die 6, which are close to one side of the movable die 1, are provided with limiting blocks 8, one ends, which are close to the limiting blocks 8, are provided with racks A7, and the racks A7 are meshed with the gear 17;

the two ends inside the fixed die 6 are provided with sealing grooves 11, the sealing grooves 11 are matched with sealing plates 19, a cavity 12 is arranged in the middle of the inside of the fixed die 6, an injection pipe 13 is arranged in the middle of the cavity 12, and one end, far away from the cavity 12, of the injection pipe 13 extends to the outside of the fixed die 6.

Furthermore, a high-temperature sealing ring is arranged between the outer side of the push rod 4 and the movable die 1, so that the sealing performance of the device is enhanced.

Furthermore, through grooves are formed in the side, close to each other, of the mounting block 5 and the movable die 1, and therefore the displacement space of the connecting rod A2 is guaranteed.

Further, the outer side of the injection pipe 13 is provided with a heat preservation layer for preserving heat of the injection liquid.

Further, the inside of the cavity 12 is coated with an anti-sticking coating so that the injection molding piece can be easily separated.

Furthermore, the two ends of the movable mold 1 close to one side of the push rod 4 are provided with L-shaped baffles, so that the position of the support plate 3 can be positioned.

The working principle is as follows: when the device is used, the movable die 1 is pushed to operate by an external power source, when the movable die 1 operates, the movable die and the fixed die 6 are combined with each other, at the moment, the limit block 8 is matched with the limit groove 16 mutually, the rack A7 is driven to displace, the gear 17 is driven to rotate by the rack A7, the rack B18 is driven by the gear 17 to displace, the sealing plate 19 is attached to the sealing groove 11 mutually, so that the sealing performance between the movable die 1 and the fixed die 6 is enhanced, at the moment, liquid is injected into the cavity 12 through the injection pipe 13, so that injection molding is carried out, after the injection molding is completed, the external power source reversely drives the movable die 1 to displace, so that the gear 17 is driven to be separated from the rack A7, so that the sealing plate 19 is reset, at the moment, the power rod 10 is pushed by the external power source to push the supporting plate 3, the mounting block 5 and the pushing rod 4 are driven by the supporting plate 3, and an injection molding part can be separated from the die by the pushing rod 4, the mounting block 5 pushes the connecting rod A2 to drive the movable mould plate 15, the movable mould plate 15 is connected with the sliding block 20, so that the movable mould plate 15 is driven by the sliding block 20 to move obliquely upwards in the sliding groove 14, the injection molding part is pushed to separate from the mould, the purpose of oblique ejection is achieved, and after the injection molding part is separated, all parts reset under the resilience acting force of the spring 9 at the moment, and further recycling is achieved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides an injection mold's ejection mechanism that pushes up to one side, includes movable mould (1) and cover half (6), its characterized in that: the middle position of one side of the movable mold (1) is provided with a push rod (4), one side of the push rod (4) close to the movable mold (1) extends to the inside of the push rod (4), one side of the push rod (4) far away from the movable mold (1) is provided with a support plate (3), one side of the support plate (3) far away from the push rod (4) is provided with a power rod (10), two ends of the support plate (3) close to one side of the push rod (4) are provided with mounting blocks (5), the inside of the mounting blocks (5) is provided with springs (9), the top of the springs (9) is provided with a connecting rod A (2), one side of the connecting rod A (2) extends to the outside of the mounting blocks (5) and extends to the inside of the movable mold (1) and is provided with a movable mold plate (15), the middle position of the inside of the movable mold (1) is, a sliding block (20) is arranged in the sliding groove (14), one end of the sliding block (20) extends to the outside of the sliding groove (14) and is connected with a movable mould plate (15), limiting grooves (16) are arranged at two ends of the inside of the movable mould (1), a gear (17) is arranged at the middle position of each limiting groove (16), a rack B (18) is arranged at the bottom of each limiting groove (16), the rack B (18) is meshed with the gear (17), a sealing plate (19) is arranged at one side of the rack B (18), limiting blocks (8) are arranged at two ends of the fixed mould (6) close to one side of the movable mould (1), a rack A (7) is arranged at one end of each limiting block (8) close to each other, the rack A (7) is meshed with the gear (17), and sealing grooves (11) are arranged at two ends of the inside of the fixed mould (6), the sealing groove (11) and the sealing plate (19) are mutually matched, a cavity (12) is arranged in the middle of the inner portion of the fixed die (6), an injection pipe (13) is arranged in the middle of the cavity (12), and one end, far away from the cavity (12), of the injection pipe (13) extends to the outer portion of the fixed die (6).

2. The angle ejection mechanism of an injection mold according to claim 1, wherein: and a high-temperature sealing ring is arranged between the outer side of the push rod (4) and the movable die (1).

3. The angle ejection mechanism of an injection mold according to claim 1, wherein: and through grooves are formed in the side, close to each other, of the mounting block (5) and the movable die (1).

4. The angle ejection mechanism of an injection mold according to claim 1, wherein: and a heat insulation layer is arranged on the outer side of the injection pipe (13).

5. The angle ejection mechanism of an injection mold according to claim 1, wherein: and an anti-sticking coating is coated inside the cavity (12).

6. The angle ejection mechanism of an injection mold according to claim 1, wherein: and L-shaped baffles are arranged at two ends of one side of the movable mold (1) close to the push rod (4).