CN222904757U - An injection mold ejection control mechanism - Google Patents

Abstract

The application relates to the field of injection molds and discloses an ejection control mechanism of an injection mold, which comprises a base, wherein the upper surface of the base is fixedly connected with a lower mold, the upper end of the base is provided with an upper mold, the inner wall of the lower mold is slidably connected with a push plate, the inner wall of the lower mold is provided with a push groove, the inner walls of the push grooves are fixedly connected with two slide bars, the rod bodies of the slide bars are sleeved with slide sleeves, the lower ends of the push plates are hinged with two lifting rods, the other ends of the lifting rods are hinged with the slide sleeves, and the inner walls of the push grooves are provided with rotating sleeves.

Description

Injection mold ejection control mechanism

Technical Field

The application relates to the field of injection molds, in particular to an ejection control mechanism of an injection mold.

Background

With the development of industry, plastic products are also seen everywhere in people's life, and plastic products need to be used in injection molding during production, and injection molding is a tool for producing plastic products, and molten plastic is injected into the injection molding by an injection molding machine, and after cooling and solidifying, a finished product is taken out. The injection mold is generally composed of an upper mold and a lower mold;

However, most of existing injection molds need to manually remove plastic workpieces from the inside of the mold through tools after molding the plastic workpieces, which easily affects the efficiency during production and is inconvenient to use.

The above information disclosed in this background section is only for enhancement of understanding of the background section of the application and therefore it may not form the prior art that is already known to those of ordinary skill in the art.

Disclosure of utility model

The application provides an ejection control mechanism of an injection mold, which aims to solve the problem that an existing injection mold is inconvenient to take out after a plastic workpiece is molded.

The ejection control mechanism of the injection mold provided by the application adopts the following technical scheme:

The utility model provides an injection mold ejection control mechanism, includes the base, the last fixed surface of base is connected with the bed die, the upper end of base is provided with the mould, the inner wall sliding connection of bed die has the push pedal, push away the groove has been seted up to the inner wall of bed die, and the equal fixedly connected with of inner wall of push away the groove two slide bars, the pole body cover of slide bar is equipped with the sliding sleeve, the lower extreme of push pedal all articulates and is connected with two lifting bars, the other end and the sliding sleeve articulated connection of lifting bar, the inner wall of push away the groove is provided with changes the cover, and the both sides outer wall of changeing the cover all rotates and is connected with the connecting rod, the other end and the lifting bar fixed connection of connecting rod, the inner wall fixedly connected with electric telescopic handle of push away the groove, one side fixedly connected with fixed plate of electric telescopic handle, the plate body fixedly connected with guide bar of fixed plate, the inner wall and the guide bar sliding connection of changeing the cover.

Preferably, the inner wall of the lower die is all connected with a plurality of pull rods in a sliding way, the lower ends of the pull rods are fixedly connected with circular ring sheets, the upper ends of the circular ring sheets are fixedly connected with springs, and the inner wall of the pushing groove is all fixedly connected with a plurality of springs.

Preferably, the inner wall of pushing away the groove is all fixedly connected with a plurality of screens poles, the equal fixedly connected with of outer wall of fixed plate two fixture blocks, the outer wall and the screens pole sliding connection of fixture block.

Preferably, the upper end fixedly connected with roof of base, the upper end fixedly connected with pneumatic cylinder of roof, the lower extreme and the last mould fixed connection of pneumatic cylinder.

Preferably, the plate body of roof all sliding connection has a plurality of gag levers, and the lower extreme and the last mould fixed connection of gag lever levers.

In summary, the application has the following beneficial technical effects:

1. Through the push pedal that sets up, can be with the inside work piece of bed die ejecting, under the effect of electric telescopic handle, through fixed plate, guide bar, change cover, connecting rod, lifting rod, slide bar and sliding sleeve's cooperation, make the bed die when shaping plastic workpiece, drive the push pedal and go up and down in the bed die inside, conveniently with the inside of the ejecting bed die of the work piece that the shaping is good, efficiency when having improved production.

Drawings

FIG. 1 is a schematic overall construction of an embodiment of the application;

FIG. 2 is a schematic view of the structure of a lower die of the embodiment;

FIG. 3 is a schematic view of the structure of an electric telescopic rod according to an embodiment of the present application;

Fig. 4 is a schematic structural view of a fixing plate according to an embodiment of the application.

The reference numerals are 1, a base, 2, a lower die, 3, an upper die, 4, a push plate, 5, a slide bar, 6, a sliding sleeve, 7, a lifting rod, 8, a connecting rod, 9, a rotating sleeve, 10, a fixed plate, 11, a guide rod, 12, an electric telescopic rod, 13, a clamping rod, 14, a clamping block, 15, a pull rod, 16, a circular ring sheet, 17, a spring, 18, a top plate, 19, a hydraulic cylinder and 20, and a limiting rod.

Detailed Description

The application is described in further detail below with reference to fig. 1-4.

The embodiment of the application discloses an ejection control mechanism of an injection mold, referring to fig. 1, the ejection control mechanism comprises a base 1, the upper surface of the base 1 is fixedly connected with a lower mold 2, the upper end of the base 1 is provided with an upper mold 3, a plastic workpiece can be molded through the lower mold 2 and the upper mold 3, the inner wall of the lower mold 2 is slidably connected with a push plate 4, the push plate is arranged in the lower mold 2 and can push the molded plastic workpiece, the inner wall of the lower mold 2 is provided with a push groove, the inner walls of the push groove are fixedly connected with two slide bars 5, the rod body of the slide bars 5 is sleeved with a sliding sleeve 6, the lower end of the push plate 4 is hinged with two lifting rods 7, the push plate 4 can be pushed to slide on the inner wall of the lower mold 2, the plastic workpiece is conveniently ejected, the other end of the lifting rods 7 is hinged with the sliding sleeve 6, the inner walls of the push groove are provided with rotating sleeves 9, the outer walls of the two sides of the rotating sleeves 9 are rotatably connected with the two lifting rods 7, the other ends of the connecting rods 8 are fixedly connected with the telescopic rods 7, the inner walls of the push groove are fixedly connected with electric rods 12, one side of the electric rods 12 is fixedly connected with the electric rods 10, one side of the electric rods 12 is fixedly connected with the guide rods 10, and the guide rods 11 are fixedly connected with the telescopic rods 11.

Referring to fig. 2, the inner walls of the lower mold 2 are all slidably connected with a plurality of tie rods 15, the lower ends of the tie rods 15 are fixedly connected with circular ring pieces 16, the upper ends of the circular ring pieces 16 are fixedly connected with springs 17, the inner walls of the pushing grooves are all fixedly connected with the plurality of springs 17, and the circular ring pieces 16 can be pushed to move downwards under the elasticity of the springs 17, so that the push plate 4 can be attached to the inner walls of the lower mold 2 under the action of the tie rods 15.

Referring to fig. 3, the inner walls of the pushing grooves are fixedly connected with a plurality of clamping rods 13, the outer walls of the fixing plates 10 are fixedly connected with two clamping blocks 14, the clamping rods 13 and the clamping blocks 14 can limit the movement of the fixing plates 10 when the electric telescopic rods 12 drive the fixing plates 10, and the fixing plates 10 are prevented from moving and are prevented from being deviated, and the outer walls of the clamping blocks 14 are slidably connected with the clamping rods 13.

Referring to fig. 1, the upper end of the base 1 is fixedly connected with a top plate 18, the upper end of the top plate 18 is fixedly connected with a hydraulic cylinder 19, the upper die 3 can be driven to lift, the upper die 3 and the lower die 2 are conveniently attached, a plastic workpiece is molded, and the lower end of the hydraulic cylinder 19 is fixedly connected with the upper die 3.

Referring to fig. 1, the top plate 18 has a plurality of stop bars 20 slidably connected to the body, and the stop bars 20 are fixedly connected to the upper mold 3 at the lower ends of the stop bars 20.

The injection mold ejection control mechanism has the implementation principle that when the injection mold ejection control mechanism is used, the upper mold 3 can be pressed into the lower mold 2 through the hydraulic cylinder 19, so that a plastic workpiece in the lower mold 2 is conveniently molded, when the upper mold 3 ascends, the electric telescopic rod 12 can drive the fixed plate 10 to move, the fixed plate 10 can drive the rotating sleeve 9 to slide on the rod body of the guide rod 11 when moving, the rotating sleeve 9 can drive the inclined angle of the lifting rod 7 to adjust through the connecting rods 8 on two sides, the lower end of the lifting rod 7 can drive the sliding sleeve 6 to slide on the rod body of the sliding rod 5, the push plate 4 is driven to lift in the lower mold 2, and the molded plastic workpiece can be conveniently ejected out of the lower mold 2.

In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, where "up," "down," "left," "right," etc. are merely used to indicate relative positional relationships, and when the absolute position of an object to be described changes, the relative positional relationships may change;

in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other without conflict;

Finally, the foregoing description of the preferred embodiment of the utility model is provided for the purpose of illustration only, and is not intended to limit the utility model to the particular form disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

The above embodiments are not intended to limit the scope of the application, so that the equivalent changes of the structure, shape and principle of the application are covered by the scope of the application.

Claims (5)

1. An injection mold ejection control mechanism, comprising a base (1), characterized in that the upper surface of the base (1) is fixedly connected to a lower mold (2), the upper end of the base (1) is provided with an upper mold (3), the inner wall of the lower mold (2) is slidably connected to a push plate (4), the inner wall of the lower mold (2) is provided with a push groove, the inner wall of the push groove is fixedly connected to two slide rods (5), the rod body of the slide rod (5) is sleeved with a slide sleeve (6), the lower end of the push plate (4) is hingedly connected to two lifting rods (7), and the lifting rods (7) are hingedly connected to the lower end of the push plate (4). The other end of the lifting rod (7) is hingedly connected to the sliding sleeve (6), the inner wall of the push groove is provided with a rotating sleeve (9), the outer walls on both sides of the rotating sleeve (9) are rotatably connected to connecting rods (8), the other end of the connecting rod (8) is fixedly connected to the lifting rod (7), the inner wall of the push groove is fixedly connected to an electric telescopic rod (12), one side of the electric telescopic rod (12) is fixedly connected to a fixing plate (10), the plate body of the fixing plate (10) is fixedly connected to a guide rod (11), and the inner wall of the rotating sleeve (9) is slidably connected to the guide rod (11). 2. An injection mold ejection control mechanism according to claim 1, characterized in that the inner wall of the lower mold (2) is slidably connected to a plurality of pull rods (15), the lower end of the pull rod (15) is fixedly connected to a circular ring (16), the upper end of the circular ring (16) is fixedly connected to a spring (17), and the inner wall of the push groove is fixedly connected to the plurality of springs (17). 3. An injection mold ejection control mechanism according to claim 1, characterized in that the inner wall of the push groove is fixedly connected with a plurality of locking rods (13), the outer wall of the fixed plate (10) is fixedly connected with two locking blocks (14), and the outer wall of the locking block (14) is slidably connected with the locking rod (13). 4. An injection mold ejection control mechanism according to claim 1, characterized in that the upper end of the base (1) is fixedly connected to a top plate (18), the upper end of the top plate (18) is fixedly connected to a hydraulic cylinder (19), and the lower end of the hydraulic cylinder (19) is fixedly connected to the upper mold (3). 5. An injection mold ejection control mechanism according to claim 4, characterized in that the plate body of the top plate (18) is slidably connected to a plurality of limit rods (20), and the lower ends of the limit rods (20) are fixedly connected to the upper mold (3).