CN211730084U

CN211730084U - Ejection mechanism of injection mold

Info

Publication number: CN211730084U
Application number: CN201922264471.4U
Authority: CN
Inventors: 顾赛君
Original assignee: Taizhou Vocational College of Science and Technology
Current assignee: Taizhou Vocational College of Science and Technology
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-10-23
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses an ejection mechanism of an injection mold, which comprises a mold base, a mold inner cavity, a vibration plate and an ejection mechanism connecting column, wherein the mold inner cavity is arranged in the middle of the top of the mold base, through holes are distributed in the inner part of the mold inner cavity, the bottom of the through holes is provided with a through groove, the bottom of the through groove is provided with the ejection mechanism connecting column, the bottom of the ejection mechanism connecting column is welded with an ejection connecting plate, the middle of the bottom of the ejection connecting plate is provided with a piston column, the bottom of the piston column is connected with a cylinder, the vibration plate is arranged inside the two sides of the mold inner cavity, the outer end of the vibration connecting column is connected with a vibration motor, the bottom of the vibration motor is electrically connected with a power supply device, the sound absorption plates are arranged at the two ends of the inner side, the device further provides help, buffers and absorbs shock, and is good in effect, high in stability and low in noise when being ejected out of the die.

Description

Ejection mechanism of injection mold

Technical Field

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

Background

The injection mold is manufactured by adding plastic into a mold, continuously rotating the mold along two vertical axes and heating the mold, gradually and uniformly coating and melting the plastic in the mold on the whole surface of the mold cavity under the action of gravity and heat energy, forming the plastic into a required shape, and cooling and shaping the plastic.

The existing ejection mechanism of the injection mold cannot eject the forming mold from the inner cavity of the mold, has low efficiency of mold discharging, low speed, high cost, low durability, large noise and low stability, cannot assist mold discharging through quick vibration, and is difficult to meet the requirements of the existing ejection mechanism of the injection mold.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide an injection mold's ejection mechanism has solved the problem that proposes among the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an ejection mechanism of an injection mold comprises a mold seat, a mold cavity, a vibrating plate and an ejection mechanism connecting column, a die cavity is arranged in the middle of the top of the die holder, through holes are distributed in the die cavity, a through groove is arranged at the bottom of the through hole, an ejection mechanism connecting column is arranged at the bottom of the through groove, an ejection connecting plate is welded at the bottom of the ejection mechanism connecting column, a piston column is arranged in the middle of the bottom of the ejection connecting plate, the bottom of the piston column is connected with an air cylinder, vibration plates are arranged inside two sides of the inner cavity of the die, damping springs are welded at the outer ends of the vibration plates, a hydraulic damping column is arranged inside the damping spring, a vibration connecting column is welded at the outer end of the damping spring, the outer end of the vibration connecting column is connected with a vibration motor, the bottom of the vibration motor is electrically connected with a power supply device, and sound-absorbing boards are installed at two ends of the inner side of the die holder.

Preferably, the bottom of the die holder is welded and distributed with an installation supporting plate, and a circle of the outside of the installation supporting plate is distributed with installation holes.

Preferably, a power line is electrically connected between the vibration motor and the power supply device, and a reinforcing cable is sleeved outside the power line.

Preferably, the through grooves and the through holes are in three-group arrangement structure, and the through grooves and the through holes are in seamless butt joint structure.

Preferably, the vibration plate is of a rectangular plate structure, and heat dissipation holes are distributed on the outer portion of the vibration motor.

Preferably, the outer end of the vibration connecting column is connected with a vibration motor, the bottom of the vibration motor is electrically connected with a power supply device, and sound-absorbing boards are installed at two ends of the inner side of the die holder.

Preferably, the inside of damping spring is equipped with hydraulic shock column, damping spring's outer end welding has the vibration spliced pole.

(III) advantageous effects

The utility model provides an injection mold's ejection mechanism. The method has the following beneficial effects:

(1) this injection mold's ejection mechanism through set up a plurality of through-holes and lead to the groove inside the mould inner chamber, but the efficient goes up and down through cylinder control piston post makes ejecting connecting plate go up and down with ejection mechanism spliced pole, is convenient for ejecting from the mould inner chamber with forming die, has improved the efficiency of the mould ejection of compact, and is reliable and stable, simple structure, and is with low costs, and it is fast to demolding, high temperature resistant corrosion-resistant, durable.

(2) This injection mold's ejection mechanism, through the inside vibration board that sets up in mould inner chamber both sides, but the efficient makes vibrating motor control vibration spliced pole make the quick high frequency vibration of vibration board through the power supply unit power supply, it is more effective to make the mould demolding, further help is provided, make the buffering shock attenuation through damping spring and the hydraulic shock column that sets up, and is effectual, through the abatvoix of installing at the inboard both ends of die holder, stability can be high when making ejecting demolding, and the noise is little, easily realizes.

Drawings

Fig. 1 is a schematic view of an overall structure of an ejection mechanism of an injection mold according to the present invention;

fig. 2 is a schematic top view of an ejection mechanism of an injection mold according to the present invention;

fig. 3 is the utility model relates to an injection mold's ejection mechanism's vibrating device schematic structure.

In the figure: the die comprises a die holder 1, a die cavity 2, a vibrating plate 3, an ejection mechanism connecting column 4, an ejection connecting plate 5, a cylinder 6, a power supply device 7, a through groove 8, a piston column 9, an installation supporting plate 10, a through hole 11, a vibrating motor 12, a vibrating connecting column 13, a damping spring 14, a hydraulic damping column 15 and a sound-absorbing plate 16.

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, an embodiment of the present invention provides a technical solution: an ejection mechanism of an injection mold comprises a mold base 1, a mold inner cavity 2, a vibration plate 3 and an ejection mechanism connecting column 4, wherein the mold inner cavity 2 is arranged in the middle of the top of the mold base 1, through holes 11 are distributed in the inner part of the mold inner cavity 2, a through groove 8 is arranged at the bottom of each through hole 11, the ejection mechanism connecting column 4 is arranged at the bottom of each through groove 8, an ejection connecting plate 5 is welded at the bottom of each ejection mechanism connecting column 4, a piston column 9 is arranged in the middle of the bottom of each ejection connecting plate 5, the bottom of each piston column 9 is connected with a cylinder 6, the vibration plates 3 are arranged inside two sides of the mold inner cavity 2, a damping spring 14 is welded at the outer end of each vibration plate 3, a hydraulic damping column 15 is arranged inside each damping spring 14, a vibration connecting column 13 is welded at the outer, the bottom of the vibration motor 12 is electrically connected with a power supply device 7, and sound-absorbing boards 16 are installed at two ends of the inner side of the die holder 1.

The die holder is characterized in that an installation supporting plate 10 is welded and distributed at the bottom of the die holder 1, and installation holes are distributed in the periphery of the outer portion of the installation supporting plate 10, so that the die holder is stable to install and convenient to support.

The power cord is electrically connected between the vibration motor 12 and the power supply device 7, and a reinforced cable is sleeved outside the power cord and can be connected to provide a power supply, so that the vibration motor is durable in use and high in power transmission efficiency.

The through grooves 8 and the through holes 11 are in three-group arrangement structure, the through grooves 8 and the through holes 11 are in seamless butt joint structure, and the plurality of slotted holes enable the speed of ejecting the die to be higher.

The vibrating plate 3 is of a rectangular plate structure, heat dissipation holes are distributed on the outer portion of the vibrating motor 12, the vibrating area is large, the heat dissipation efficiency is high, and the service life is prolonged.

The outer end of the vibration connecting column 13 is connected with a vibration motor 12, the bottom of the vibration motor 12 is electrically connected with a power supply device 7, and sound-absorbing boards 16 are installed at two ends of the inner side of the die holder 1.

The inside of damping spring 14 is equipped with hydraulic shock strut 15, the outer end welding of damping spring 14 has vibration spliced pole 13.

The working principle is as follows: the mould is formed by a mould inner cavity 2 in a mould base 1, a piston column 9 is controlled to lift through an air cylinder 6 through a plurality of through holes 11 and through grooves 8 in the mould inner cavity 2, so that a push-out connecting plate 5 lifts a push-out mechanism connecting column 4, a forming mould is pushed out from the mould inner cavity, the mould discharging efficiency is improved, the mould discharging speed is high, the mould discharging is high-temperature resistant and corrosion resistant, power is supplied by a power supply device 7, a vibration connecting column 13 is controlled by a vibration motor 12 in two sides of the mould inner cavity 2 to enable a vibration plate 3 to vibrate rapidly at high frequency, so that the mould discharging is more effective, further help is provided, the damping is buffered and damped through a damping spring 14 and a hydraulic damping column 15 outside the vibration plate 3, the effect is good, the stability is high when the mould is pushed out and discharged through a sound-absorbing plate 16 arranged at two ends of the inner, rely on high-quality adhesive and aluminium honeycomb core direct bonding to become aluminium honeycomb sandwich structure, paste the one deck and inhale sound cloth between honeycomb core and panel, prevent the air flow, make the sound wave receive the hindrance, improved the acoustic absorption coefficient (can reach more than 0.9), improved panel self intensity simultaneously.

The utility model provides a die holder 1, a die cavity 2, a vibrating plate 3, an ejection mechanism connecting post 4, an ejection connecting plate 5, a cylinder 6, a power supply device 7, a through groove 8, a piston post 9, an installation supporting plate 10, a through hole 11, a vibrating motor 12, a vibration connecting post 13, a damping spring 14, a hydraulic damping post 15 and a sound-absorbing plate 16, wherein the components are all universal standard components or components known by technicians in the field, and the structure and the principle of the components can be known by technical manuals or conventional experimental methods, the problem solved by the utility model is that the ejection mechanism of the existing injection die can not eject the forming die from the die cavity, the efficiency of die discharging is low, the speed is low, the cost is high, the durability is low, the auxiliary die discharging can not be realized by quick vibration, the noise is large, the stability is low, the requirements of the ejection mechanism of the existing injection die can not be satisfied, the utility model discloses a combination of each other of above-mentioned part, but the efficient makes ejecting connecting plate 5 go up and down ejection mechanism spliced pole 4 through the 9 lifts of 6 control piston posts of cylinder, be convenient for ejecting forming die from the mould inner chamber, the efficiency of the mould ejection of compact has been improved, and is stable and reliable, moreover, the steam generator is simple in structure, and is with low costs, it is fast to demolding, high temperature and corrosion resistant, durable, but the efficient makes vibrating motor 12 control vibration spliced pole 13 make the vibration board 3 vibrate fast high frequency through power supply unit 7 power supply, make the mould demolding more effective, further provide help, the buffering shock attenuation, and is effectual, stability can be high when making ejecting demolding, the noise is little, and easy realization.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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 an injection mold's ejection mechanism which characterized in that: including die holder (1), mould inner chamber (2), vibration board (3) and ejection mechanism spliced pole (4), be equipped with mould inner chamber (2) in the middle of the top of die holder (1), the internal distribution of mould inner chamber (2) has through-hole (11), the bottom of through-hole (11) is equipped with logical groove (8), the bottom that leads to groove (8) is equipped with ejection mechanism spliced pole (4), the bottom welding of ejection mechanism spliced pole (4) has ejection connecting plate (5), be equipped with piston post (9) in the middle of the bottom of ejection connecting plate (5), the bottom of piston post (9) is connected with cylinder (6), inside vibration board (3) that is equipped with in both sides of mould inner chamber (2), the outer end welding of vibration board (3) has damping spring (14).

2. The ejection mechanism of an injection mold according to claim 1, wherein: the die holder is characterized in that mounting support plates (10) are welded and distributed at the bottom of the die holder (1), and mounting holes are distributed on the periphery of the outer portion of each mounting support plate (10).

3. The ejection mechanism of an injection mold according to claim 1, wherein: a power line is electrically connected between the vibration motor (12) and the power supply device (7), and a reinforced cable is sleeved outside the power line.

4. The ejection mechanism of an injection mold according to claim 1, wherein: the through grooves (8) and the through holes (11) are in a three-group arrangement structure, and the through grooves (8) and the through holes (11) are in a seamless butt joint structure.

5. The ejection mechanism of an injection mold according to claim 3, wherein: the vibrating plate (3) is of a rectangular plate structure, and heat dissipation holes are distributed in the outer portion of the vibrating motor (12).

6. The ejection mechanism of an injection mold according to claim 1, wherein: the outer end of vibration spliced pole (13) is connected with vibrating motor (12), the bottom electric connection of vibrating motor (12) has power supply unit (7), abatvoix (16) are installed at the inboard both ends of die holder (1).

7. The ejection mechanism of an injection mold according to claim 1, wherein: the inside of damping spring (14) is equipped with hydraulic shock column (15), the outer end welding of damping spring (14) has vibration spliced pole (13).