CN211165113U

CN211165113U - Runner structure of injection mold

Info

Publication number: CN211165113U
Application number: CN201920732174.5U
Authority: CN
Inventors: 周兵
Original assignee: Suzhou Huana Precise Tooling Co ltd
Current assignee: Suzhou Huana Precise Tooling Co ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-08-04
Anticipated expiration: 2029-05-21

Abstract

The utility model discloses an injection mold runner structure relates to the mould field, including moulding plastics pipe and drive arrangement, a plurality of passageways of moulding plastics have been seted up at the middle part of the pipe of moulding plastics, the inside swing joint who moulds plastics the passageway has the push pedal, the pan feeding mouth has been seted up at the top of push pedal, the spout has all been seted up to both sides around the pan feeding mouth, the equal movable mounting in both sides has the pulley around the top of push pedal, the pulley is located the inside of spout, one side middle part fixedly connected with connecting axle of push pedal, one side of connecting axle runs through one side and the fixedly connected with bearing board of the pipe of moulding plastics. The utility model discloses a setting of a plurality of passageways of moulding plastics when drive arrangement drives a plurality of connecting axles and moves along, can outwards carry the solution of the packing in a plurality of passageways of moulding plastics in step, through the setting of sealed pad, make the transport quality of solution higher to guarantee that the solution quality of extruding through the passageway of moulding plastics is close, make the product quality after the production shaping the same.

Description

Runner structure of injection mold

Technical Field

The utility model relates to the field of molds, in particular to injection mold runner structure.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, and the injection molding is a processing method used for batch production of parts with complex shapes, in particular to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure and obtaining a formed product after cooling and solidification.

Injection mold among the prior art need inject solution into the inside of mould in advance when using to processing afterwards, but present solution is through the inside of artifical injection mold with solution, and the measurement of solution can't be guaranteed, also has to annotate liquid through shunt tubes and jar, but the solution quality in the injection mold can't be unified, behind product injection moulding, whole quality differs, has the defect when using.

Therefore, it is desirable to provide a runner structure of an injection mold to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection mold runner structure to the solution is moulded plastics before the mould processing that proposes in solving above-mentioned background art and is measured and can't guarantee, the problem that the production back product quality differs.

In order to achieve the above object, the utility model provides a following technical scheme: a runner structure of an injection mold comprises an injection molding pipe and a driving device, wherein a plurality of injection molding channels are formed in the middle of the injection molding pipe, a push plate is movably connected inside the injection molding channels, a feeding port is formed in the top of the push plate, sliding grooves are formed in the front side and the rear side of the feeding port, pulleys are movably mounted on the front side and the rear side of the top of the push plate, and the pulleys are located inside the sliding grooves;

the middle part of one side of the push plate is fixedly connected with a connecting shaft, one side of the connecting shaft penetrates through one side of the injection molding pipe and is fixedly connected with a bearing plate, and the middle part of one side, far away from the connecting shaft, of the bearing plate is fixedly connected with a driving plate;

a movable channel is formed in the driving device, one end of the driving plate penetrates through the movable channel, a rack is fixedly connected to the upper surface of the driving plate, a gear groove is formed in the top of one side of the movable channel, and a gear is movably mounted inside the gear groove.

Optionally, the injection molding channel and the push plate are both rectangular structures, and the inner surface of the injection molding channel is attached to the outer surface of the push plate.

Optionally, one side of the push plate far away from the connecting shaft is fixedly connected with a sealing gasket, and the sealing gasket is made of rubber.

Optionally, the upper side and the lower side of one end of the injection molding channel are fixedly connected with limiting blocks symmetrically, and the size of the two limiting blocks is equal.

Optionally, the two sliding grooves are equal in length and parallel to each other.

Optionally, the two pulleys are respectively located inside the two sliding grooves, and the two feeding ports are located in the middle of the upper surface of the injection molding pipe and are communicated with the injection molding channel.

Optionally, the movable channel is matched with the driving plate, the gear is driven by a servo motor, and the lower surface of the gear is meshed with the rack.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a setting of a plurality of passageways of moulding plastics when drive arrangement drives a plurality of connecting axles and moves along, can outwards carry the solution of the packing in a plurality of passageways of moulding plastics in step, through the setting of sealed pad, make the transport quality of solution higher to guarantee that the solution quality of extruding through the passageway of moulding plastics is close, make the product quality after the production shaping the same.

2. The utility model discloses the gear is driven by servo motor, rotates clockwise and anticlockwise through the gear, can drive plate, connecting axle and push pedal back-and-forth movement in step, and cooperation through two pulleys and two spouts sets up, enables the push pedal more stable when moving in the front and back.

Drawings

FIG. 1 is a front view of the driving device of the present invention;

FIG. 2 is a schematic front sectional view of the injection molding tube of the present invention;

FIG. 3 is a schematic view of the injection channel structure of the present invention in a top-down section;

fig. 4 is the side-cut schematic view of the injection molding pipe structure of the present invention.

In the figure: 1. injection molding a tube; 2. a drive device; 3. injection molding a channel; 4. pushing the plate; 5. a feeding port; 6. a chute; 7. a pulley; 8. a connecting shaft; 9. a support plate; 10. a drive plate; 11. a movable channel; 12. a rack; 13. a gear groove; 14. a gear; 15. a gasket; 16. and a limiting 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.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The utility model provides an injection mould runner structure as shown in figures 1-4, which comprises an injection pipe 1 and a driving device 2;

as shown in fig. 1 and 2, a plurality of injection molding channels 3 are formed in the middle of an injection molding pipe 1, a push plate 4 is movably connected inside the injection molding channels 3, a feeding port 5 is formed in the top of the push plate 4, a movable channel 11 is formed inside a driving device 2, one end of a driving plate 10 penetrates through the movable channel 11, a rack 12 is fixedly connected to the upper surface of the driving plate 10, a gear groove 13 is formed in the top of one side of the movable channel 11, a gear 14 is movably installed inside the gear groove 13, the gear 14 is driven by a servo motor, and the push plate 4 can be driven to slide back and forth through clockwise and counterclockwise rotation of the gear 14, so that a solution can be conveyed forward;

as shown in fig. 3, a connecting shaft 8 is fixedly connected to the middle of one side of the push plate 4, one side of the connecting shaft 8 penetrates through one side of the injection molding pipe 1 and is fixedly connected with a supporting plate 9, a driving plate 10 is fixedly connected to the middle of one side of the supporting plate 9, which is far away from the connecting shaft 8, the driving plate 10 is movably connected with a gear 14 through a rack 12, and the driving plate 10 can be driven to move while the gear 14 rotates;

by shown in fig. 4, the sliding grooves 6 are formed in the front side and the rear side of the feeding port 5, the pulleys 7 are movably mounted on the front side and the rear side of the top of the push plate 4, the pulleys 7 are located in the sliding grooves 6, and the push plate 4 is more stable when sliding in the front and the rear directions due to the matching of the pulleys 7 and the sliding grooves 6.

This practical theory of operation: at first according to the solution needs of mould, through pan feeding mouth 5 solution of injecting into in the passageway 3 of moulding plastics, push pedal 4 is located the one end that is close to stopper 16 in the passageway 3 of moulding plastics this moment, all inject into solution back in a plurality of passageways 3 of moulding plastics, drive gear 14 clockwise through servo motor and rotate to the end, make push pedal 4 promote solution and move forward, make solution export into the mould through the passageway 3 of moulding plastics in, when push pedal 4 back-and-forth movement, the cooperation through spout 6 and pulley 7 makes push pedal 4's removal more stable, it is better to make the transport effect of solution through sealed pad 15.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. An injection mold runner structure, includes injection molding pipe (1) and drive arrangement (2), its characterized in that: the middle of the injection molding pipe (1) is provided with a plurality of injection molding channels (3), the inside of each injection molding channel (3) is movably connected with a push plate (4), the top of each push plate (4) is provided with a feeding port (5), the front side and the rear side of each feeding port (5) are respectively provided with a sliding groove (6), the front side and the rear side of the top of each push plate (4) are respectively and movably provided with a pulley (7), and each pulley (7) is positioned inside each sliding groove (6);

the middle part of one side of the push plate (4) is fixedly connected with a connecting shaft (8), one side of the connecting shaft (8) penetrates through one side of the injection molding pipe (1) and is fixedly connected with a supporting plate (9), and the middle part of one side, far away from the connecting shaft (8), of the supporting plate (9) is fixedly connected with a driving plate (10);

a movable channel (11) is formed in the driving device (2), one end of the driving plate (10) penetrates through the movable channel (11), a rack (12) is fixedly connected to the upper surface of the driving plate (10), a gear groove (13) is formed in the top of one side of the movable channel (11), and a gear (14) is movably mounted in the gear groove (13);

the injection molding channel (3) and the push plate (4) are both of rectangular structures, and the inner surface of the injection molding channel (3) is attached to the outer surface of the push plate (4);

one side fixedly connected with that connecting axle (8) were kept away from in push pedal (4) seals up (15), sealed pad (15) are the rubber material.

2. An injection mold runner structure as defined in claim 1, wherein:

the injection molding device is characterized in that limiting blocks (16) are fixedly connected to the upper side and the lower side of one end of the injection molding channel (3) in a symmetrical mode, and the size of each limiting block (16) is equal.

3. An injection mold runner structure as defined in claim 1, wherein:

the lengths of the two sliding grooves (6) are equal, and the two sliding grooves (6) are parallel to each other.

4. An injection mold runner structure as defined in claim 1, wherein:

two pulley (7) are located the inside of two spout (6) respectively, two pan feeding mouth (5) are located the upper surface middle part of moulding plastics pipe (1) and with mould plastics passageway (3) intercommunication each other.

5. An injection mold runner structure as defined in claim 1, wherein:

the movable channel (11) is matched with the driving plate (10), the gear (14) is driven by a servo motor, and the lower surface of the gear (14) is meshed with the rack (12).