CN210820693U

CN210820693U - Funnel injection mold

Info

Publication number: CN210820693U
Application number: CN201921757028.4U
Authority: CN
Inventors: 邵良臣; 张鹏玉; 王悦; 张守栋; 孙勋华; 赵宪正; 张方杰; 王建松; 单鑫
Original assignee: Shandong University of Science and Technology
Current assignee: Shandong University of Science and Technology
Priority date: 2019-10-19
Filing date: 2019-10-19
Publication date: 2020-06-23
Anticipated expiration: 2029-10-19

Abstract

The utility model provides a funnel injection mold, this kind of funnel injection mold is moulded, is pushed away a board, die holder plate, punch plate, push rod, push pedal and is drawn the material pole to constitute by movable mould bedplate, cushion, screw one, reset spring, release link, guide pillar, guide pin bushing, terrace die, cover half bedplate, position circle, runner cover, screw two, screw three, funnel. When the funnel is in work, molten plastic is injected into a mold cavity through the positioning ring and the sprue bush, and is cooled for a period of time, so that the funnel is molded; then the mould is opened, the fixed mould seat plate, the positioning ring, the sprue bush and the female mould fixing plate are not moved, other movable mould parts move downwards, and the plastic part and the pouring system are separated from the sprue bush and the female mould fixing plate under the action of the material pulling rod; under the action of the push plate, the push rod and the part pushing plate, the plastic part is pushed down from the male die, and the plastic part is completely separated from the die and is convenient to take out.

Description

Funnel injection mold

Technical Field

The utility model relates to an injection mold, specificly relate to a funnel injection mold.

Background

The injection molding method has the advantages of high production speed, high efficiency, automation realization of operation, various colors, shapes from simple to complex, size from large to small, accurate product size, easy product replacement, capability of forming workpieces with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like; 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.

With the application of a large number of funnel plastic parts, the plastic part manufacturing is slow, the processing time is long, and the new problem of plastic part processing is solved.

Disclosure of Invention

In order to overcome not enough among the above-mentioned background art, the utility model provides a funnel injection mold, this mould can improve the machining precision, shortens process time, can take out the light injection mold of following of funnel again.

The technical scheme that its technical problem was solved in the utility model is a funnel injection mold. The die comprises a movable die base plate 1, a cushion block 2 and a male die fixing plate 18 which are connected through a first screw 13, a positioning ring 11 is fixed on a fixed die base plate 10 through a second screw 13, a sprue bush 12 is fixed between the fixed die base plate 10 and a female die fixing plate 17, the fixed die base plate 10 and the female die fixing plate 17 are connected through a third screw 14, a female die 9 and the female die fixing plate 17 are connected through screws, a guide pillar 6 and a guide sleeve 7 are arranged between the female die fixing plate 17 and the male die fixing plate 18, so that die opening and die closing are facilitated, a part pushing plate 16 is arranged on the male die fixing plate 18, a male die 8 and the male die fixing plate 18 are connected through screws, a reset spring 4, a reset rod 5, a push rod 19 and a material pulling rod 22 are arranged between the male die fixing plate 18.

The working process and the advantages are as follows: fixing a movable mold base plate and a fixed mold base plate on an injection molding machine, injecting molten plastic into a mold cavity through a positioning ring and a sprue bush during operation, and cooling for a period of time to mold the funnel; then the mould is opened, the fixed mould seat plate, the positioning ring, the sprue bush, the female mould and the female mould fixing plate are not moved, other movable mould parts move downwards, and the plastic part and the pouring system are separated from the sprue bush and the female mould due to the action of the material pulling rod; under the action of the push plate, the push rod and the part pushing plate, the plastic part is pushed down from the male die, and the plastic part is completely separated from the die and is convenient to take out.

Drawings

Figure 1 is the a of the utility model discloses a funnel injection mold assembly drawing to the cross-sectional view.

Figure 2 is the utility model discloses a funnel injection mold assembly drawing's B to the cross-sectional view.

Figure 3 is the utility model discloses a left side view of funnel injection mold assembly drawing.

In the figure 1, the movable mould base plate 1, the cushion block 2, the screw I3, the reset spring 4, the reset rod 5, the guide post 6, the guide sleeve 7, the male mould 8, the female mould 9, the fixed mould base plate 10, the locating ring 11, the sprue bush 12, the screw II 13, the screw III 14, the screw III 15, the funnel plastic part 16, the pushing part plate 17, the female mould fixing plate 18, the male mould fixing plate 19, the push rod 20, the push rod fixing plate 21, the push plate 22 and the pulling rod 22 are arranged in sequence.

Detailed Description

In order to make the objects, advantages and technical solutions of the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings.

Referring to fig. 1, 2 and 3, the funnel injection mold comprises a mold base plate 1, a cushion block 2 and a male mold fixing plate 18 which are connected through a first screw 13, a positioning ring 11 is fixed on a fixed mold base plate 10 through a second screw 13, a sprue bush 12 is fixed between the fixed mold base plate 10 and a female mold fixing plate 17, the fixed mold base plate 10 and the female mold fixing plate 17 are connected through a third screw 14, a female mold 9 is connected with the female mold fixing plate 17 through a screw, a guide pillar 6 and a guide bush 7 are arranged between the female mold fixing plate 17 and the male mold fixing plate 18 to facilitate mold opening and mold closing, a push piece plate 16 is arranged on the male mold fixing plate 18, a male mold 8 is connected with the male mold fixing plate 18 through, a return spring 4, a return rod 5, a push rod 19 and a material pulling rod 22 are arranged between the push rod fixing plate 20 and the push plate 21, and the push rod fixing plate 20 and the push plate 21 are connected through screws.

During work, molten plastic is injected into a mold cavity of the funnel through the sprue bush 12, a nozzle of the injection molding machine moves backwards after injection is completed, and after cooling for a period of time, mold opening is carried out; in the mold opening process, the female mold 9, the fixed mold seat plate 10, the positioning ring 11, the sprue bush 12 and the female mold fixing plate 17 are not moved, the movable mold seat plate 1, the cushion block 2, the reset spring 4, the reset rod 5, the male mold 8, the ejector plate 16, the male mold fixing plate 18, the push rod 19, the push rod fixing plate 20, the push plate 21 and the material pulling rod 22 move downwards, and under the action of the material pulling rod 22, the funnel plastic part 15 and the pouring system fall off from the female mold 9 and the sprue bush 12; the movable mold seat plate 1, the cushion block 2, the male mold 8 and the male mold fixing plate 18 continue to move downwards, while the ejector plate 16, the push rod 19, the push rod fixing plate 20 and the push plate 21 in the ejector device do not move any more, under the action of relative movement, the push plate 21 pushes the ejector plate 16 through the push rod 19 to push the funnel out of the male mold 8, so that the plastic part and the mold are completely separated, the mold opening action is completed, and the plastic part is convenient to take out; then the movable mold and the fixed mold complete the mold closing action under the action of a return spring 4, a return rod 5, a guide post 6 and a guide sleeve 7 in the mold closing device, and preparation is made for the next injection molding.

Claims

1. A funnel injection mold comprises a movable mold base plate (1), a cushion block (2), a first screw (3), a reset spring (4), a reset rod (5), a guide pillar (6), a guide sleeve (7), a male mold (8), a female mold (9), a fixed mold base plate (10), a positioning ring (11), a sprue bush (12), a second screw (13), a third screw (14), a funnel plastic part (15), a pushing part plate (16), a female mold fixing plate (17), a male mold fixing plate (18), a push rod (19), a push rod fixing plate (20), a push plate (21) and a pulling rod (22), and is characterized in that the pulling rod (22) is arranged, and when the mold is opened, the plastic part and a pouring system can be left on one side of the movable mold; the pushing device is provided with a pushing plate (16), a push rod (19), a push rod fixing plate (20) and a push plate (21), and can push the funnel plastic part (15) out of the male die (8) so as to be convenient for taking out the funnel; the die closing device is provided with a reset spring (4), a reset rod (5), a guide pillar (6) and a guide sleeve (7), and the movable die part can reset through the reset spring (4), the reset rod (5), the guide pillar (6) and the guide sleeve (7) during die closing.

2. The funnel injection mold of claim 1, wherein: the automatic mold opening and closing device is provided with a reset spring (4), a reset rod (5), a guide pillar (6), a guide sleeve (7), a push plate (16), a push rod (19), a push rod fixing plate (20), a push plate (21) and a material pulling rod (22), so that the mold opening and closing actions of injection molding are simple and easy to operate, the surface precision of a plastic part is improved, and the funnel is convenient to take out.