CN216992922U

CN216992922U - Air blowing and demolding mechanism of injection mold

Info

Publication number: CN216992922U
Application number: CN202123400636.XU
Authority: CN
Inventors: 吴强; 程晨; 吴晨飞
Original assignee: Shenzhen Taidelong Electronic Technology Co ltd
Current assignee: Shenzhen Taidelong Electronic Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-07-19
Anticipated expiration: 2031-12-30

Abstract

The utility model relates to the technical field of injection molds, in particular to a blowing and demolding mechanism of an injection mold, which comprises a supporting plate, wherein supporting rods are fixedly arranged on the upper surface of the supporting plate at equal intervals, a workbench is fixedly arranged at the top end of the supporting rod, a stainless steel pipe is arranged on the lower surface of the workbench, a mold groove is arranged on the upper surface of the workbench, a mounting groove is arranged on the workbench, an ejection assembly is arranged on the inner surface of the mounting groove, an air pump is fixedly arranged on the upper surface of the supporting plate, and a second air conveying pipe is arranged at the output end of the air pump. The die formed in the die groove is ejected out, and the die machining efficiency is improved.

Description

Air blowing and demolding mechanism of injection mold

Technical Field

The utility model relates to the technical field of injection molds, in particular to a blowing and demolding mechanism of an injection mold.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used in mass production of some parts having complex shapes. Specifically, a molded product is obtained by injecting heated and melted plastic into a mold cavity at high pressure by an injection molding machine and cooling and solidifying the plastic, and the vacuum suction cup type insert fixing device for the injection mold, which is provided by the patent with the application number of CN200820133758.2, comprises a vacuum suction cup, a suction cup connector and an air passage. The utility model discloses an adopt the technical scheme of the fixed inserts of vacuum chuck negative pressure, the centre gripping that is particularly suitable for the smooth inserts of great area surface is fixed, and the reset action mechanism that has overcome the fixed mode existence of prior art inserts is complicated, the operation is unreliable, the influence is moulded a goods appearance quality's problem and not enough, has reached the fixture of simplifying flat board class inserts, and the operation is simple reliable, does not influence the purpose of moulding a goods appearance quality.

However, according to the technical scheme, after the mold is cooled and molded in the mold groove, the difficulty in taking out the molded mold from the mold cavity is high, the molded mold is easily damaged in the taking-out process, and the mold processing efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a blowing and demolding mechanism of an injection mold, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

injection mold's demoulding mechanism that blows, including the backup pad, backup pad upper surface equidistance fixed mounting has the bracing piece, bracing piece top fixed mounting workstation, surface mounting has nonrust steel pipe under the workstation, the workstation upper surface is provided with the mould groove, mould inslot portion surface is provided with the seal groove, be provided with the mounting groove on the workstation, mounting groove inside surface mounting has ejecting subassembly, fixed surface installs the air pump in the backup pad, the second gas-supply pipe is installed to the air pump output, second gas-supply pipe one end sets up on nonrust steel pipe, be provided with first gas-supply pipe on the nonrust steel pipe, first gas-supply pipe one end sets up on ejecting subassembly.

Preferably, the ejection assembly comprises a supporting cylinder, the supporting cylinder is fixedly mounted on the inner surface of the mounting groove, and the top end of the first gas conveying pipe is arranged inside the supporting cylinder.

Preferably, the inner wall of the supporting cylinder is provided with a sliding groove.

Preferably, a spring is fixedly mounted on the inner surface of the supporting cylinder, and a sliding plate is fixedly mounted at one end of the spring.

Preferably, both sides of the sliding plate are fixedly provided with sliding blocks, and the sliding blocks are slidably arranged inside the sliding grooves.

Preferably, a guide rod is fixedly mounted at the upper end of the sliding plate, one end of the guide rod penetrates through the die groove, and a top plate is mounted at one end of the guide rod.

Preferably, a sealing block is fixedly mounted on the lower surface of the top plate, and the sealing block is arranged in the sealing groove.

Compared with the prior art, the utility model has the following beneficial effects:

(1) work through the air pump, thereby can produce gas, it is inside that gas enters into nonrust steel pipe from the second gas-supply pipe, it is inside to enter into a support section of thick bamboo again from first gas-supply pipe, after gas enters into a support section of thick bamboo inside, the slide receives gaseous punching press, thereby can upwards remove, thereby can make the guide bar upwards remove, thereby can drive the roof and upwards remove, thereby can push out the fashioned mould of mould inslot portion, after pushing out the fashioned mould of mould inslot portion, the air pump stop work, elasticity through the spring, thereby can make the slide reset, thereby can make the roof reset, this device can be relaxed take out fashioned mould from the mould inslot portion, can not damage the mould, and stability is good, high work efficiency, the mould machining efficiency is improved.

(2) Through setting up sealed piece inside the seal groove, can make roof and mould groove laminating inseparabler, through with slider slidable mounting inside the spout to can guarantee the stability of slide.

Drawings

FIG. 1 is a schematic view of the overall structure of a gas-blowing demolding mechanism of an injection mold according to the present invention;

FIG. 2 is a schematic view of a mounting groove structure of the air-blowing demolding mechanism of the injection mold of the utility model;

FIG. 3 is a schematic view of a supporting cylinder structure of the air-blowing and demolding mechanism of the injection mold of the present invention;

FIG. 4 is a schematic diagram of a mold groove structure of the air-blowing and demolding mechanism of the injection mold of the present invention.

In the figure: 1. a support plate; 2. a support bar; 3. an air pump; 4. a work table; 5. a mold slot; 6. a first gas delivery pipe; 7. a stainless steel tube; 8. a second gas delivery pipe; 9. mounting grooves; 10. ejecting the assembly; 1001. a support cylinder; 1002. a spring; 1003. a slide plate; 1004. a chute; 1005. a slider; 1006. a guide bar; 1007. a top plate; 11. a sealing block; 12. and sealing grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

As shown in fig. 1 to 4, injection mold's demoulding mechanism that blows, including backup pad 1, 1 upper surface equidistance fixed mounting of backup pad has

bracing piece

2, 2 top fixed mounting workstations 4 of bracing piece, 4 lower surface mounting of workstation have nonrust steel pipe 7, 4 upper surfaces of workstation are provided with

mould groove

5, 5 internal surfaces in mould groove are provided with seal groove 12, be provided with mounting groove 9 on the workstation 4, 9 internal surface mounting in mounting groove has ejecting subassembly 10, 1 upper surface fixed mounting in backup pad has air pump 3, second gas-supply pipe 8 is installed to 3 output ends of air pump, 8 one end of second gas-supply pipe sets up on nonrust steel pipe 7, be provided with first gas-supply pipe 6 on nonrust steel pipe 7, 6 one end of first gas-supply pipe sets up on ejecting subassembly 10.

It should be noted that the ejecting assembly 10 includes a supporting cylinder 1001, the supporting cylinder 1001 is fixedly installed on the inner surface of the installation groove 9, the top end of the first air pipe 6 is arranged inside the supporting cylinder 1001, a sliding groove 1004 is arranged on the inner wall of the supporting cylinder 1001, a spring 1002 is fixedly installed on the inner surface of the supporting cylinder 1001, a sliding plate 1003 is fixedly installed at one end of the spring 1002, sliding blocks 1005 are fixedly installed on both sides of the sliding plate 1003, the sliding blocks 1005 are slidably installed inside the sliding groove 1004, a guide rod 1006 is fixedly installed at the upper end of the sliding plate 1003, one end of the guide rod 1006 penetrates through the mold groove 5, a top plate 1007 is installed at one end of the guide rod 1006, when air enters the supporting cylinder 1001, the sliding plate 1003 is pressed by the air, and thus the sliding plate can move upwards, so that the guide rod 1006 can move upwards, and thus the top plate 1007 can be driven to move upwards, thereby can push out the fashioned mould in mould groove 5 inside, after pushing out the fashioned mould in mould groove 5 inside, air pump 3 stop work, elasticity through spring 1002, thereby can make slide 1003 reset, thereby can make roof 1007 reset, through setting up sealed piece 11 inside seal groove 12, can make roof 1007 and mould groove 5 laminating inseparabler, thereby can not influence the mould shaping, through with slider 1005 slidable mounting inside spout 1004, thereby can guarantee the stability of slide 1003.

It should be noted that a sealing block 11 is fixedly mounted on the lower surface of the top plate 1007, the sealing block 11 is disposed inside the sealing groove 12, and the top plate 1007 and the mold groove 5 can be attached to each other more tightly by disposing the sealing block 11 inside the sealing groove 12.

The working principle of the air-blowing demoulding mechanism of the injection mould is as follows:

when the die is used, when raw materials are cooled and formed in the die groove 5, the air pump 3 works to generate gas, the gas enters the stainless steel tube 7 from the second gas conveying pipe 8 and then enters the supporting barrel 1001 from the first gas conveying pipe 6, after the gas enters the supporting barrel 1001, the sliding plate 1003 is pressed by the gas and moves upwards, so that the guide rod 1006 moves upwards, the top plate 1007 can be driven to move upwards, so that a die formed in the die groove 5 can be ejected, after the die formed in the die groove 5 is ejected, the air pump 3 stops working, the sliding plate 1003 can reset through the elasticity of the spring 1002, so that the top plate 1007 can reset, the sealing block 11 is arranged in the sealing groove 12, so that the top plate 1007 and the die groove 5 can be attached more tightly, therefore, the forming of the die is not influenced, the sliding block 1005 is slidably mounted inside the sliding groove 1004, so that the stability of the sliding plate 1003 can be ensured, the device can easily form the die from the inside of the die groove 5, the stability is good, the working efficiency is high, and the die machining efficiency is improved.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Injection mold's demoulding mechanism that blows, including backup pad (1), its characterized in that: the supporting rods (2) are fixedly arranged on the upper surface of the supporting plate (1) at equal intervals, the working table (4) is fixedly arranged at the top end of each supporting rod (2), a stainless steel pipe (7) is arranged on the lower surface of the workbench (4), a mould groove (5) is arranged on the upper surface of the workbench (4), a sealing groove (12) is arranged on the inner surface of the die groove (5), an installation groove (9) is arranged on the workbench (4), the inner surface of the mounting groove (9) is provided with an ejection component (10), the upper surface of the support plate (1) is fixedly provided with an air pump (3), a second air delivery pipe (8) is arranged at the output end of the air pump (3), one end of the second air delivery pipe (8) is arranged on the stainless steel pipe (7), a first gas pipe (6) is arranged on the stainless steel pipe (7), and one end of the first gas pipe (6) is arranged on the ejection assembly (10).

2. The air-blowing demolding mechanism of the injection mold as claimed in claim 1, wherein: the ejection assembly (10) comprises a support barrel (1001), the support barrel (1001) is fixedly mounted on the inner surface of the mounting groove (9), and the top end of the first gas conveying pipe (6) is arranged inside the support barrel (1001).

3. The air-blowing mold-releasing mechanism of an injection mold according to claim 2, characterized in that: the inner wall of the supporting cylinder (1001) is provided with a sliding groove (1004).

4. The air-blowing mold-releasing mechanism of an injection mold according to claim 2, characterized in that: a spring (1002) is fixedly mounted on the inner surface of the supporting cylinder (1001), and a sliding plate (1003) is fixedly mounted at one end of the spring (1002).

5. The air-blowing demolding mechanism of the injection mold as claimed in claim 4, wherein: and sliding blocks (1005) are fixedly mounted on two sides of the sliding plate (1003), and the sliding blocks (1005) are slidably mounted inside the sliding grooves (1004).

6. The air-blowing demolding mechanism of the injection mold as claimed in claim 4, wherein: slide (1003) upper end fixed mounting has guide bar (1006), mold slot (5) is run through to guide bar (1006) one end, roof (1007) are installed to guide bar (1006) one end.

7. The air-blowing mold-releasing mechanism of an injection mold according to claim 6, characterized in that: roof (1007) lower surface fixed mounting has sealed piece (11), sealed piece (11) set up inside seal groove (12).