CN214926753U

CN214926753U - Demoulding limiting ejection mechanism suitable for injection mould

Info

Publication number: CN214926753U
Application number: CN202121020603.XU
Authority: CN
Inventors: 周江敏
Original assignee: Ningbo Yongcheng Lanjing Mould Co ltd
Current assignee: Ningbo Yongcheng Lanjing Mould Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2021-11-30
Anticipated expiration: 2031-05-13

Abstract

The utility model relates to the technical field of ejection mechanisms, in particular to a demoulding limiting ejection mechanism suitable for an injection mould, which comprises a main body mechanism, wherein the main body mechanism is provided with an ejection mechanism, the ejection mechanism comprises a slide bar and a spring, the spring is fixedly connected with the main body mechanism and the slide bar, the slide bar is connected with the main body mechanism in a sliding manner, and the slide bar is used for ejecting a cooled model; the operation is flexible, the mould and the die can be conveniently and quickly disassembled, and the demoulding efficiency is high.

Description

Demoulding limiting ejection mechanism suitable for injection mould

Technical Field

The utility model relates to an ejection mechanism specifically is a spacing ejection mechanism of drawing of patterns suitable for injection mold, belongs to ejection mechanism technical field.

Background

The ejection mechanism of the injection mould is called as a demoulding mechanismInjection mouldingThe plastic part must be taken out from the mold cavity in each cycle, and the mechanism for completing the plastic part taking action is the ejection mechanism, and the ejection mechanism inside the mold is usually driven by electric power.

However, for a model having a small volume and a small mass, if the model is manually pulled, the operation flexibility is poor, and the operation efficiency is low, so that it is inconvenient to rapidly separate the model from the mold.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a spacing ejection mechanism of drawing of patterns suitable for injection mold just in order to solve above-mentioned problem, the flexible operation, the quick dismantlement to model and mould of being convenient for, the drawing of patterns is efficient.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a spacing ejection mechanism of drawing of patterns suitable for injection mold, including the main part mechanism, be equipped with ejection mechanism in the main part mechanism, ejection mechanism includes slide bar and spring, equal fixed connection between spring and main part mechanism and the slide bar, sliding connection between slide bar and the main part mechanism, just the slide bar is used for the model after ejecting cooling.

Preferably, the main body mechanism comprises a movable die and a bottom plate, and a convex block is fixedly connected to the movable die.

Preferably, the bottom plate is fixedly connected with a supporting rod, and the supporting rod is fixedly connected with a fixed die.

Preferably, the fixed die is provided with a cavity, and the fixed die is connected with the lug in a clamping manner.

Preferably, a driving mechanism is arranged on the bottom plate and used for driving the movable mold to move in the vertical direction.

Preferably, the driving mechanism comprises a motor, and the motor is fixedly connected with the bottom plate.

Preferably, the motor is in transmission connection with screws, and two screws are wound with belts.

Preferably, the screw rod is in threaded connection with a connecting plate, and the connecting plate is fixedly connected with the movable die.

Preferably, a fixed rod is fixedly connected to the sliding rod, the fixed rod is connected with the fixed die in a sliding mode, a sliding plate is connected to the fixed rod in a sliding mode, and a handle is fixedly connected to the sliding plate.

Preferably, the fixed die is provided with a sliding groove and is in sliding connection with the handle through the sliding groove.

The utility model has the advantages that: after the position cooling of liquid that moulds plastics formation model in the main part mechanism, need carry out the drawing of patterns, thereby drive ejection mechanism in the main part mechanism, promptly through removing spacing to the spring, thereby under the elastic action of spring, can promote the slide bar in vertical direction, promote slide bar upward movement promptly, thereby last slide bar pushes away the model, because the volume and the quality of model are all less, thereby can be ejecting with the model through the spring, at this ejecting in-process, the flexible operation, be convenient for quick dismantlement model and mould, the drawing of patterns is efficient.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a connection structure between the main body mechanism and the ejection mechanism shown in fig. 1;

FIG. 3 is a schematic structural view of the ejection mechanism shown in FIG. 2;

fig. 4 is an enlarged view of the portion a shown in fig. 2.

In the figure: 1. the device comprises a main body mechanism 11, a movable die 12, a convex block 13, a fixed die 14, a cavity 15, a support rod 16, a bottom plate 2, a driving mechanism 21, a motor 22, a screw rod 23, a connecting plate 24, a belt 3, an ejection mechanism 31, a handle 32, a sliding plate 33, a fixed rod 34, a sliding rod 35, a spring 36 and a sliding chute.

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. 1-4, a demolding limiting ejection mechanism suitable for an injection mold comprises a main body mechanism 1, an ejection mechanism 3 is arranged on the main body mechanism 1, the ejection mechanism 3 comprises a slide bar 34 and a spring 35, the spring 35 is fixedly connected with the main body mechanism 1 and the slide bar 34, the slide bar 34 is slidably connected with the main body mechanism 1, the slide bar 34 is used for ejecting a cooled mold, a fixed bar 33 is fixedly connected with the slide bar 34, the fixed bar 33 is slidably connected with a fixed mold 13, a sliding plate 32 is slidably connected with the fixed bar 33, a handle 31 is fixedly connected with the sliding plate 32, a chute 36 is arranged on the fixed mold 13, the fixed mold 13 is slidably connected with the handle 31 through the chute 36 to drive the ejection mechanism 3 in the main body mechanism 1, i.e. push the handle 31, so as to drive the sliding plate 32 to move in a horizontal direction, because the sliding plate 32 is in sliding connection with the fixed rod 33, the sliding plate 32 can slide on the fixed rod 33, when the sliding plate 32 slides down from the fixed rod 33, at the moment, the fixing of the fixed rod 33 by the sliding plate 32 in the horizontal direction is released, so that under the elastic action of the spring 35, the sliding rod 34 can be pushed in the vertical direction, namely, the sliding rod 34 is pushed to move upwards, and the model in the cavity 14 is pushed by the sliding rod 34.

As a technical optimization scheme of the utility model, main body mechanism 1 includes movable mould 11 and bottom plate 16, fixedly connected with lug 12 on the movable mould 11, fixedly connected with bracing piece 15 on the bottom plate 16, fixedly connected with cover half 13 on the bracing piece 15, die cavity 14 has been seted up on the cover half 13, just the block is connected between cover half 13 and the lug 12, be equipped with actuating mechanism 2 on the bottom plate 16, just actuating mechanism 2 is used for driving movable mould 11 to move in vertical direction, and cover half 11 is used for carrying out the block with cover half 13 to carry out the compound die, die cavity 14 in the cover half 13 is used for the cooling and the shaping of model.

As a technical optimization scheme of the present invention, the driving mechanism 2 includes a motor 21, the motor 21 is fixedly connected to the bottom plate 16, the motor 21 is connected to a screw 22 in a transmission manner, two of the screw 22 are wound with a belt 24, the screw 22 is connected to a connecting plate 23 in a threaded manner, the connecting plate 23 is fixedly connected to the movable mold 11, the driving mechanism 2, i.e. the driving motor 21, is driven, so that the motor 21 drives the screw 22 to rotate, under the transmission action of the belt 24, the two screw 22 are driven to rotate simultaneously, and the rotation directions are the same, so that according to the principle of threaded transmission, the two screws 22 are provided, so that the connecting plate 23 can be driven to move in the vertical direction along the screw 22, and the movable mold 11 is driven to move in the vertical direction, and the movable mold 11 cannot rotate, so that when mold closing is required, the driving motor 21, the movable mold 11 is moved downward to engage with the fixed mold 13 therebelow, thereby completing the mold clamping process.

When the utility model is used, firstly, the driving mechanism 2, namely the driving motor 21, is driven, so that the motor 21 can drive the screw rod 22 to rotate, under the transmission action of the belt 24, so that the two screw rods 22 can be driven to rotate simultaneously, and the rotating directions are the same, so that according to the screw thread transmission principle, the connecting plate 23 can be driven to move along the screw rod 22 in the vertical direction, so as to drive the movable mold 11 to move in the vertical direction, and the movable mold 11 can not rotate, so that when the mold closing is required, the driving motor 21 drives the movable mold 11 to move downwards, so as to be clamped with the lower fixed mold 13, thereby completing the mold closing process, after the injection liquid is cooled in the mold cavity 14 on the fixed mold 13 in the main body mechanism 1, the mold pulling operation is required, at the moment, the ejection mechanism 3 in the main body mechanism 1 is driven, namely the handle 31 is pushed, so as to drive the sliding plate 32 to move in the horizontal direction, because the sliding plate 32 is in sliding connection with the fixed rod 33, the sliding plate 32 can slide on the fixed rod 33, when the sliding plate 32 slides down from the fixed rod 33, at the moment, the fixing of the fixed rod 33 by the sliding plate 32 in the horizontal direction is released, so that under the elastic action of the spring 35, the sliding rod 34 can be pushed in the vertical direction, namely, the sliding rod 34 is pushed to move upwards, and the model in the cavity 14 is pushed by the sliding rod 34.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a spacing ejection mechanism of drawing of patterns suitable for injection mold, includes main part mechanism (1), its characterized in that: be equipped with ejection mechanism (3) on main part mechanism (1), ejection mechanism (3) include slide bar (34) and spring (35), equal fixed connection between spring (35) and main part mechanism (1) and slide bar (34), sliding connection between slide bar (34) and main part mechanism (1), just slide bar (34) are used for ejecting the model after the cooling.

2. The demolding limiting ejection mechanism suitable for the injection mold as claimed in claim 1, wherein: the main body mechanism (1) comprises a movable die (11) and a bottom plate (16), and a convex block (12) is fixedly connected to the movable die (11).

3. The demolding limiting ejection mechanism suitable for the injection mold as claimed in claim 2, wherein: the fixed die is characterized in that a supporting rod (15) is fixedly connected to the bottom plate (16), and a fixed die (13) is fixedly connected to the supporting rod (15).

4. The demolding limiting ejection mechanism suitable for the injection mold as claimed in claim 3, wherein: a cavity (14) is formed in the fixed die (13), and the fixed die (13) is connected with the bump (12) in a clamping mode.

5. The demolding limiting ejection mechanism suitable for the injection mold as claimed in claim 2, wherein: the bottom plate (16) is provided with a driving mechanism (2), and the driving mechanism (2) is used for driving the movable die (11) to move in the vertical direction.

6. The demolding limiting ejection mechanism suitable for the injection mold as claimed in claim 5, wherein: the driving mechanism (2) comprises a motor (21), and the motor (21) is fixedly connected with the bottom plate (16).

7. The demolding limiting ejection mechanism suitable for the injection mold as claimed in claim 6, wherein: the motor (21) is connected with a screw rod (22) in a transmission mode, and a belt (24) is wound on the screw rod (22).

8. The demolding limiting ejection mechanism suitable for the injection mold as claimed in claim 7, wherein: the screw rod (22) is in threaded connection with a connecting plate (23), and the connecting plate (23) is fixedly connected with the movable die (11).

9. The demolding limiting ejection mechanism suitable for the injection mold as claimed in claim 3, wherein: the fixed die is characterized in that a fixed rod (33) is fixedly connected to the sliding rod (34), the fixed rod (33) is in sliding connection with the fixed die (13), a sliding plate (32) is connected to the fixed rod (33) in a sliding mode, and a handle (31) is fixedly connected to the sliding plate (32).

10. The demolding limiting ejection mechanism suitable for the injection mold as claimed in claim 9, wherein: a sliding groove (36) is formed in the fixed die (13), and the fixed die (13) is connected with the handle (31) in a sliding mode through the sliding groove (36).