CN216635261U

CN216635261U - Breathing machine TPE flexible glue face guard elastic demoulding reset structure

Info

Publication number: CN216635261U
Application number: CN202122900816.8U
Authority: CN
Inventors: 余新乐; 夏国荣; 徐洪; 谢景双
Original assignee: Victor Precision Industry Shenzhen Co ltd
Current assignee: Victor Precision Industry Shenzhen Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-05-31
Anticipated expiration: 2031-11-24

Abstract

The utility model discloses an elastic demoulding and resetting structure of a breathing machine TPE soft rubber mask, which comprises an elastic core pulling structure arranged on a B template, wherein the elastic core pulling structure comprises an elastic block fixing seat, one side of the elastic block fixing seat is provided with a mounting groove, one side of the elastic block fixing seat on the mounting groove is provided with a pin jack, the other side of the elastic block fixing seat on the mounting groove is provided with a pin positioning hole, a mold core fixing seat is arranged in the mounting groove, the lower side of the mold core fixing seat is provided with a through hole, an elastic block center pin is arranged in the through hole, one side of the elastic block center pin is arranged in the pin jack, the other side of the elastic block center pin is arranged in the pin positioning hole, two sides of the elastic block center pin are connected with torsion springs, and the upper side of the mold core fixing seat is provided with an inverted buckle mold core, the elastic demoulding and resetting structure has the beneficial effects that: this elasticity mechanism of loosing core can optimize the mould structure, avoids the low efficiency that manual mold insert got the piece, and mould high temperature state under the manually operation's the potential safety hazard, greatly shortens the injection cycle and improves the output of moulding plastics.

Description

Breathing machine TPE flexible glue face guard elastic demoulding reset structure

Technical Field

The utility model belongs to the technical field of demolding reset structures, and particularly relates to an elastic demolding reset structure of a breathing machine TPE (thermoplastic elastomer) soft rubber mask.

Background

The thermoplastic elastomer TPE/TPR, also known as elastomer or elastomer. The product has the excellent performances of high elasticity, aging resistance and oil resistance of the traditional cross-linked vulcanized rubber, and simultaneously has the characteristics of convenient processing of common plastics and wide processing mode, and can be produced by adopting processing modes such as injection molding, extrusion, blow molding and the like, 100 percent of water gap corners are directly reused after being crushed, so that the processing process is simplified, and the processing cost is reduced, therefore, the thermoplastic elastomer TPE/TPR material becomes the latest material for replacing the traditional rubber, is environment-friendly, nontoxic, comfortable in hand feeling and attractive in appearance, and makes the product more creative.

SUMMERY OF THE UTILITY MODEL

In view of the problems raised by the background art described above, the present invention has an object to: aims to provide an elastic demoulding and resetting structure of a breathing machine TPE soft rubber mask.

In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a breathing machine TPE flexible glue face guard elasticity drawing of patterns structure of reseing, is including installing the elasticity structure of loosing core in the B template, elasticity structure of loosing core is including playing the piece fixing base, one side of bullet piece fixing base is equipped with the mounting groove, it is equipped with the round pin jack to play the piece fixing base in one side of mounting groove, it is equipped with the round pin locating hole to play the piece fixing base at the opposite side of mounting groove, install the mold core fixing base in the mounting groove, the downside of mold core fixing base is equipped with the through-hole, install bullet piece king pin in the through-hole, in a side-mounting round pin jack of bullet piece king pin, the opposite side of bullet piece king pin is installed in the round pin locating hole, the both sides of bullet piece king pin are connected with torsion spring, the back-off mold core is installed to the upside of mold core fixing base.

Further inject, the both sides of mold core fixing base are equipped with spring mounting groove, torsion spring installs in spring mounting groove. The structure design facilitates the installation and fixation of the torsion spring.

Further defined, the torsion spring is a 180 ° torsion spring. Such a structural design makes the torsion spring more durable.

Further inject, the downside of back-off mold core is connected with the location platform, one side of location platform is equipped with the location plane. Such structural design prevents that phenomenon such as wrong dress of dress from appearing when the installation of back-off mold core.

Further inject, the bullet piece fixing base is equipped with the counter bore, install the fixing base screw in the counter bore, the fixing base screw is the cup head screw, the bullet piece fixing base passes through fixing base screw fixed mounting on the B template. Such a structural design makes the connection more secure.

The utility model has the beneficial effects that: this elasticity mechanism of loosing core can optimize the mould structure, avoids manual mold insert to get the inefficiency of piece, and the potential safety hazard of manual operation under the mould high temperature state, greatly shortens the injection cycle and improves the output of moulding plastics.

Drawings

The utility model is further illustrated by the non-limiting examples given in the accompanying drawings;

fig. 1 is a schematic structural diagram of an elastic demolding reset structure of a TPE soft rubber mask of a respirator according to an embodiment of the present invention;

the main element symbols are as follows:

elastic core pulling structure 1, elastic block fixing seat 2, mounting groove 3, pin jack 4, mold core fixing seat 5, through hole 6, elastic block center pin 7, torsion spring 8, back-off mold core 9, spring mounting groove 10, positioning table 11, positioning plane 12, counter sink 13, fixing seat screw 14, TPE soft plastic product 15.

Detailed Description

In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.

As shown in fig. 1, the elastic demolding resetting structure of the respirator TPE soft rubber mask of the utility model comprises an elastic core pulling structure 1 and an elastic core pulling structure, wherein the elastic core pulling structure comprises an elastic block fixing seat 2, one side of the elastic block fixing seat 2 is provided with a mounting groove 3, the elastic block fixing seat 2 is provided with a pin jack 4 at one side of the mounting groove 3, the elastic block fixing seat 2 is provided with a pin positioning hole at the other side of the mounting groove 3, a mold core fixing seat 5 is installed in the mounting groove 3, the lower side of the mold core fixing seat 5 is provided with a through hole 6, an elastic block center pin 7 is installed in the through hole 6, one side of the elastic block center pin 7 is installed in the pin jack 4, the other side of the elastic block center pin 7 is installed in the pin positioning hole, two sides of the elastic block center pin 7 are connected with torsion springs 8, and the upside of the mold core fixing seat 5 is provided with an inverted buckle mold core 9.

In the embodiment, when the injection molding machine is installed, the inverted buckle mold core 9 is installed and fixed in the mold core fixing seat 5, the elastic core-pulling structure 1 is assembled by the elastic block center pin 7 and the torsion spring 8 is installed in the spring installation groove 10 of the mold core fixing seat 5 and the elastic block fixing seat 2 is fixed on the mold B plate by the fixing seat screw 14 to complete the assembly, when the injection molding machine works, the injection molding machine injects glue to complete the opening of the mold A/B template, the rear mold ejection mechanism pushes up the TPE soft glue product 15, the inverted buckle mold core 9 is dragged to move by taking the elastic block center pin 7 as the center through the elasticity of the TPE soft glue product 15, according to the elastic deformation of the TPE soft glue product 15, the inverted buckle mold core 9 is pulled away from the cylindrical glue position of the soft glue product 15, the mold ejection mechanism ejects the TPE soft glue product 15 out of the mold cavity, the inverted buckle mold core 9 automatically resets the mold cavity under the acting force of the torsion spring 8, the injection machine is started according to the program, the next cycle injection molding was performed.

Preferably, spring installation grooves 10 are formed in two sides of the mold core fixing seat 5, and the torsion spring 8 is installed in the spring installation grooves 10. The structural design facilitates the installation and fixation of the torsion spring 8. In fact, other mounting configurations of the torsion spring 8 may be considered as appropriate.

Preferably, the torsion spring 8 is a 180 ° torsion spring 8. Such a structural design makes the torsion spring 8 more durable. In fact, other configurations of the torsion spring 8 may be considered as appropriate.

Preferably, a positioning table 11 is connected to the lower side of the back-off mold core 9, and a positioning plane 12 is arranged on one side of the positioning table 11. Such structural design prevents that phenomenon such as wrong dress from appearing in the installation of back-off mold core 9. In fact, other configurations of the undercut cores 9 may be considered as appropriate.

Preferably, bullet piece fixing base 2 is equipped with counter bore 13, installs fixing base screw 14 in the counter bore 13, and fixing base screw 14 is the cup head screw, and bullet piece fixing base 2 passes through fixing base screw 14 fixed mounting on the B template. Such a structural design makes the connection more secure. In fact, other mounting structure shapes of the elastic block fixing seat 2 can be considered according to specific situations.

The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a respirator TPE flexible glue face guard elastic demoulding reset structure which characterized in that: comprises an elastic core-pulling structure (1) arranged on a template B, the elastic core-pulling structure (1) comprises an elastic block fixing seat (2), one side of the elastic block fixing seat (2) is provided with a mounting groove (3), one side of the elastic block fixing seat (2) on the mounting groove (3) is provided with a pin jack (4), the other side of the elastic block fixing seat (2) in the mounting groove (3) is provided with a pin positioning hole, a mold core fixing seat (5) is arranged in the mounting groove (3), a through hole (6) is arranged at the lower side of the mold core fixing seat (5), an elastic block center pin (7) is arranged in the through hole (6), a pin jack (4) is arranged at one side of the elastic block center pin (7), the other side of the elastic block center pin (7) is arranged in the pin positioning hole, two sides of the elastic block center pin (7) are connected with torsion springs (8), and the upside of the mold core fixing seat (5) is provided with a back-off mold core (9).

2. The elastic demolding resetting structure for the TPE soft rubber mask of the respirator according to claim 1, characterized in that: spring mounting grooves (10) are formed in the two sides of the mold core fixing seat (5), and the torsion spring (8) is mounted in the spring mounting grooves (10).

3. The elastic demolding resetting structure for the TPE soft rubber mask of the respirator according to claim 2, characterized in that: the torsion spring (8) is a torsion spring (8) with an angle of 180 degrees.

4. The elastic demolding resetting structure for the TPE soft rubber mask of the respirator according to claim 3, characterized in that: the lower side of the back-off mold core (9) is connected with a positioning table (11), and one side of the positioning table (11) is provided with a positioning plane (12).

5. The elastic demolding resetting structure for the TPE soft rubber mask of the respirator according to claim 4, characterized in that: bullet piece fixing base (2) are equipped with counter bore (13), install fixing base screw (14) in counter bore (13), fixing base screw (14) are the cup head screw, bullet piece fixing base (2) are through fixing base screw (14) fixed mounting on the B template.