CN212795759U

CN212795759U - Ejection mechanism of injection mold

Info

Publication number: CN212795759U
Application number: CN202021424072.6U
Authority: CN
Inventors: 林旭
Original assignee: Suzhou Jiatu Precision Technology Co ltd
Current assignee: Suzhou Jiatu Precision Technology Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-03-26
Anticipated expiration: 2030-07-20

Abstract

The utility model relates to an injection mold's ejection mechanism, which comprises a housin, the casing top is equipped with the apron, apron below a week is equipped with a plurality of fixture blocks, the fixture block embedding connect in inside the casing, apron top fixedly connected with handle, the adjacent one side of handle is located the inside filler opening of having seted up of apron, the embedding is connected with the stopper on the filler opening, the apron below is equipped with the mould, the mould below is equipped with the profiled sheeting, profiled sheeting below fixedly connected with telescopic link, the telescopic link below is equipped with the support, support below fixedly connected with roof, roof below one side is equipped with the stopper, stopper fixed connection in the inside one side of casing. The utility model discloses a set up vibrating motor in the casing outside, vibrating motor can shake and will mould a shake from the mould and fall, then rotate the rocking handle and drive the movable rod with roof and the jack-up that makes progress of profiled sheeting, will mould a ejecting from the mould, easy operation reduces to moulding a injury.

Description

Ejection mechanism of injection mold

Technical Field

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

Background

Injection molding is a method for producing and molding industrial products. The products are generally produced by rubber injection molding and plastic injection molding. The injection molding can be classified into injection molding and die casting. An injection molding machine (an injection machine or an injection molding machine for short) is a main molding device for making thermoplastic plastics or thermosetting materials into plastic products with various shapes by using a plastic molding die, and the injection molding is realized by the injection molding machine and the die. The ejection mechanism of the injection mould is also called as a demoulding mechanism. In each cycle of injection molding, a plastic part must be taken out of a mold cavity, and a mechanism for finishing the action of taking out the plastic part is an ejection mechanism, wherein the ejection mechanism has the following two main functions, and when the mold is opened, the plastic part and the condensed materials of a pouring system are ensured to be smoothly ejected from the mold without deformation; after the plastic part, the condensed material and the like are taken out of the mold, the ejection mechanism is ensured to be correctly reset when the mold is closed.

However, when the molded plastic part is ejected, the plastic part is sometimes adhered to the mold, the effect is poor when the spring is used for ejecting, and the plastic part is often ejected by the spring, so that the plastic part is easy to deform or even break, and therefore, an ejection mechanism of the injection mold is needed.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model overcomes current defect, provides an injection mold's ejection mechanism, through set up shock dynamo in the casing outside, shock dynamo can shake and will mould a shake from the mould and fall, then rotates the rocking handle and drive the movable rod with roof and profiled sheeting jack-up that makes progress, will mould a ejecting from the mould, easy operation reduces to moulding a injury, can effectively solve the problem in the background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

an ejection mechanism of an injection mold comprises a shell, a cover plate is arranged above the shell, a plurality of clamping blocks are arranged on the periphery of the lower portion of the cover plate, the clamping blocks are embedded and connected inside the shell, a handle is fixedly connected to the upper portion of the cover plate, a filling opening is formed in one side, adjacent to the handle, of the cover plate, a plug is embedded and connected to the filling opening, a mold is arranged below the cover plate, a forming plate is arranged below the mold, a telescopic rod is fixedly connected to the lower portion of the forming plate, a support is arranged below the telescopic rod, a top plate is fixedly connected to the lower portion of the support, a limiting block is arranged on one side below the top plate and fixedly connected to one side inside the shell, a first fixed shaft is arranged below the top plate, a movable rod is sleeved inside the first fixed shaft, one end of the screw rod extends to the outside of the shell, the screw rod is located at one end of the outside of the shell and is fixedly connected with a rotary table, and a rocking handle is arranged on the rotary table.

As a preferred technical scheme of the utility model, the casing outside is equipped with shock dynamo, shock dynamo total 4 and evenly distributed in the outside a week of casing.

As an optimal technical scheme of the utility model, the fixture block surface is equipped with the non-skid protrusions, the non-skid protrusions is semi-circular.

As a preferred technical scheme of the utility model, the telescopic link embedding connect in inside the support, the inside pressure spring that is equipped with of support, the telescopic link passes through pressure spring is in the inside sliding connection of support.

As an optimal technical scheme of the utility model, the profiled sheeting with roof a week with shells inner wall closely contradicts, the profiled sheeting with the roof is in the inside sliding connection of casing.

As a preferred technical scheme of the utility model, lead screw thread direction is from the center to bilateral symmetry distribution, two inside being equipped with of fixed axle with lead screw thread assorted thread groove, fixed axle two with the lead screw passes through threaded connection.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up vibrating motor in the casing outside, during vibrating motor vibrations, can will mould a shake from the mould and fall, prevent to mould a bonding on the casing after the shaping, it is ejecting from the casing to be convenient for will mould.

2. The utility model discloses a set up movable rod and telescopic link, need will mould when a piece is ejecting when moulding a shaping, rotate the rocking handle, the rocking handle drives the carousel and rotates with the lead screw, thereby it moves on the lead screw to drive fixed axle two, can drive the movable rod and drive roof rebound when fixed axle two remove, thereby drive telescopic link and profiled sheeting rebound, the profiled sheeting is when the rebound, the telescopic link can play the effect of buffering to the profiled sheeting under the effect of pressure spring power, it is comparatively gentle when upwards jack-up to mould a piece, effectively protect and mould a piece, prevent to mould a piece and the damage appears.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a front view of the present invention.

Fig. 2 is a cross-sectional view of the support of the present invention.

Fig. 3 is an enlarged view of the region a of the present invention.

Reference numbers in the figures: 1. a housing; 2. a cover plate; 3. a clamping block; 4. a handle; 5. a filling port; 6. a plug; 7. a mold; 8. forming a plate; 9. a telescopic rod; 10. a support; 11. a top plate; 12. a limiting block; 13. a first fixed shaft; 14. a movable rod; 15. a second fixed shaft; 16. a screw rod; 17. a turntable; 18. a rocking handle; 19. vibrating a motor; 20. anti-skid projections; 21. a pressure spring.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in figures 1-3, an ejection mechanism of an injection mold comprises a housing 1, a cover plate 2 is arranged above the housing 1, a plurality of clamping blocks 3 are arranged on the periphery of the lower part of the cover plate 2, the clamping blocks 3 are embedded and connected inside the housing 1, a handle 4 is fixedly connected above the cover plate 2, a filling opening 5 is arranged on one side adjacent to the handle 4 and inside the cover plate 2, a plug 6 is embedded and connected on the filling opening 5, a mold 7 is arranged below the cover plate 2, a forming plate 8 is arranged below the mold 7, a telescopic rod 9 is fixedly connected below the forming plate 8, a support 10 is arranged below the telescopic rod 9, a top plate 11 is fixedly connected below the support 10, a limit block 12 is arranged on one side below the top plate 11, the limit block 12 is fixedly connected to one side inside the housing 1, a first fixed shaft 13 is arranged below the, a screw rod 16 is connected inside the second fixed shaft 15 in a penetrating manner, one end of the screw rod 16 extends to the outside of the shell 1, a rotary table 17 is fixedly connected to one end, located at the outside of the shell 1, of the screw rod 16, and a rocking handle 18 is arranged on the rotary table 17.

As shown in fig. 1 and 3, the external portion of the housing 1 is provided with the vibration motors 19, the vibration motors 19 are 4 in total and are uniformly distributed on the external portion of the housing 1, the surface of the fixture block 3 is provided with the anti-slip protrusions 20, the anti-slip protrusions 20 are semicircular, when the vibration motors 19 vibrate, the plastic part falls off from the mold 7, and the anti-slip protrusions 20 can enable the fixture block 3 to be more stable on the housing 1, so that the fixture block 3 is prevented from shaking on the housing 1.

As shown in figure 2, the telescopic rod 9 is connected to the inside of the support 10 in an embedded mode, the pressure spring 21 is arranged inside the support 10, the telescopic rod 9 is connected to the inside of the support 10 in a sliding mode through the pressure spring 21, the telescopic rod 9 can play a buffering role on a plastic part when the plastic part is jacked up, and damage to the plastic part is reduced.

As shown in fig. 1, a circle of the forming plate 8 and the top plate 11 tightly contact with the inner wall of the housing 1, the forming plate 8 and the top plate 11 are slidably connected inside the housing 1, and the forming plate 8 contacts with the inside of the housing 1 to prevent the plastic part from deforming during shaping.

As shown in fig. 1, the screw threads of the screw rod 16 are symmetrically distributed from the center to both sides, a thread groove matched with the screw threads of the screw rod 16 is formed in the second fixed shaft 15, the second fixed shaft 15 is in threaded connection with the screw rod 16, and the screw rod 16 can drive the second fixed shaft 15 to move, so that the movable rod 14 drives the top plate 11 and the forming plate 8 to move up and down.

Here, the vibration motor is a prior art, and thus, the description thereof is omitted.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In actual use: when the injection molding device is used, the cover plate 2 is firstly covered above the shell 1, the fixture block 3 is embedded in the shell 1, the cover plate 2 is sealed on the shell 1 for a circle, then the plug 6 is pulled out, the molten system aggregate is poured into the shell 1 through the filling port 5, and after the filling is finished, the molding of a plastic part is waited; after the plastic part is molded and cooled, starting the vibration motor 19, and transmitting vibration to the plastic part through the shell 1 when the vibration motor 19 vibrates so as to separate the plastic part from the shell 1; then rotate rocking handle 18, rocking handle 18 drives carousel 17 and lead screw 16 and rotates, thereby drive two fixed axles 15 and move on lead screw 16, can drive movable rod 14 and drive roof 11 rebound when two fixed axles 15 move, thereby drive telescopic link 9 and profiled sheeting 8 rebound, profiled sheeting 8 will mould the piece and ejecting from casing 1 when rebound, telescopic link 9 can play the effect of buffering to profiled sheeting 8 under the effect of pressure spring 21 power, it is comparatively gentle when upwards jack-up will mould the piece, effectively protect and mould the piece, prevent to mould the piece and appear the damage, accomplish the ejecting work to moulding the piece.

The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.

Claims

1. The utility model provides an injection mold's ejection mechanism, includes casing (1), its characterized in that: a cover plate (2) is arranged above the shell (1), a plurality of clamping blocks (3) are arranged on the periphery of the lower portion of the cover plate (2), the clamping blocks (3) are connected into the shell (1) in an embedded mode, a handle (4) is fixedly connected to the upper portion of the cover plate (2), a filling port (5) is formed in the cover plate (2) on one side adjacent to the handle (4), a plug (6) is connected onto the filling port (5) in an embedded mode, a mold (7) is arranged below the cover plate (2), a forming plate (8) is arranged below the mold (7), a telescopic rod (9) is fixedly connected to the lower portion of the forming plate (8), a support (10) is arranged below the telescopic rod (9), a top plate (11) is fixedly connected to the lower portion of the support (10), a limiting block (12) is arranged on one side of the lower portion of the top plate (11, roof (11) below is equipped with fixed axle one (13), movable rod (14) have been cup jointed to fixed axle one (13) inside, movable rod (14) bottom is connected with fixed axle two (15), the inside through connection of fixed axle two (15) has lead screw (16), lead screw (16) one end extends to casing (1) outside, lead screw (16) are located casing (1) outside one end fixedly connected with carousel (17), be equipped with rocking handle (18) on carousel (17).

2. An ejection mechanism of an injection mold (7) according to claim 1, characterized in that: casing (1) outside is equipped with shock dynamo (19), shock dynamo (19) total 4 and evenly distributed in casing (1) outside a week.

3. An ejection mechanism of an injection mold (7) according to claim 1, characterized in that: the surface of the clamping block (3) is provided with an anti-skid bulge (20), and the anti-skid bulge (20) is semicircular.

4. An ejection mechanism of an injection mold (7) according to claim 1, characterized in that: the telescopic rod (9) is embedded in the support (10), a pressure spring (21) is arranged in the support (10), and the telescopic rod (9) is connected in a sliding mode in the support (10) through the pressure spring (21).

5. An ejection mechanism of an injection mold (7) according to claim 1, characterized in that: the forming plate (8) and the top plate (11) a week with casing (1) inner wall closely contradicts, forming plate (8) with top plate (11) are in casing (1) inside sliding connection.

6. The ejection mechanism of an injection mold according to claim 1, wherein: the screw thread direction of the screw rod (16) is symmetrically distributed from the center to two sides, a thread groove matched with the screw thread of the screw rod (16) is formed in the second fixing shaft (15), and the second fixing shaft (15) is in threaded connection with the screw rod (16).