CN214188501U

CN214188501U - Ear rope trapezoidal inward folding mechanism and repeated hot-pressing and shaping mechanism for plane mask

Info

Publication number: CN214188501U
Application number: CN202023013684.9U
Authority: CN
Inventors: 曲英杰; 侯继才
Original assignee: Dalian Shandelai Life Supplies Co ltd
Current assignee: Dalian Shandelai Life Supplies Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-09-14
Anticipated expiration: 2030-12-15

Abstract

The utility model discloses a trapezoidal infolding mechanism of plane gauze mask ear rope and repeated hot pressing forming mechanism. The utility model provides a trapezoidal infolding mechanism of plane gauze mask ear rope and repeated hot pressing forming mechanism, include: the flat mask welding machine comprises a flat mask welding machine aluminum table panel, a flat mask welding machine aluminum tray, a flat mask stainless steel pressing strip, a stainless steel pressing strip fixing frame, a flat mask ear rope trapezoidal horizontal pulling inward folding mechanism, a flat mask ear rope primary hot pressing shaping mechanism and a flat mask ear rope secondary hot pressing shaping mechanism (namely a repeated hot pressing shaping mechanism). The lug rope can be folded inwards in a mode of horizontally pulling the lug rope of the plane mask at two points through the trapezoidal horizontally-pulling lug rope inwards-folding mechanical claw, and the shape of the inwards-folded lug rope is basically the same and beautiful each time; the ear rope of infolding is infolding more stably under the effect of once hot pressing forming mechanism and secondary hot pressing forming mechanism (repeated hot pressing forming mechanism promptly), and packing quality elegant appearance for the tectorial membrane packing efficiency and the quality of monolithic gauze mask obtain promoting.

Description

Ear rope trapezoidal inward folding mechanism and repeated hot-pressing and shaping mechanism for plane mask

Technical Field

The utility model relates to a gauze mask production facility technical field, in particular to trapezoidal infolding mechanism of plane gauze mask ear rope and the repeated hot pressing forming mechanism who comprises a hot pressing forming mechanism of gauze mask ear rope and secondary hot pressing forming mechanism.

Background

At present, the ear rope infolding mechanism who uses on plane gauze mask ear rope infolding machine or the plane gauze mask machine on the market all adopts the mode that the cylinder pushed the ear rope flatly to realize ear rope infolding, the ear rope shape of this kind of mode infolding is random, most all not very pleasing to the eye, it is exactly for improving the welding speed of ear rope still, ear rope infolding hot pressing design time will want to shorten as far as possible, consequently the ear rope of infolding rebounds easily, can not reach fine infolding design effect, influence automatic packing's efficiency and tectorial membrane packing quality. Therefore, it is necessary to provide a trapezoidal inward folding mechanism and a repeated hot-pressing shaping mechanism for ear strings of a flat mask to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the aforesaid not enough, provide a trapezoidal infolding mechanism of plane gauze mask ear rope and repeated hot pressing forming mechanism to the ear rope shape of infolding is random under solving prior art condition, and is not pleasing to the eye, rebounds easily, influences automatic packaging's efficiency and the problem of tectorial membrane packing quality.

The utility model provides a trapezoidal infolding mechanism of plane gauze mask ear rope and repeated hot pressing forming mechanism, include: the flat mask welding machine comprises a flat mask welding machine aluminum table panel, a flat mask welding machine aluminum tray, a flat mask stainless steel pressing strip, a stainless steel pressing strip fixing frame, a flat mask ear rope trapezoidal horizontal pulling inward folding mechanism and a flat mask ear rope primary hot pressing shaping and secondary hot pressing shaping mechanism (namely a repeated hot pressing shaping mechanism). Plane gauze mask welding machine aluminium charging tray set up in on the plane gauze mask welding machine aluminium deck plate, the ear rope infolding, the plane gauze mask welding machine aluminium charging tray left and right both sides of once hot pressing design station respectively install one set of trapezoidal flat folding mechanism of drawing of plane gauze mask ear rope, the trapezoidal flat folding mechanism of drawing in of plane gauze mask ear rope includes trapezoidal infolding cylinder fixing base, trapezoidal infolding cylinder, trapezoidal flat folding gripper fixed plate, trapezoidal flat folding gripper rope infolding gripper and plane gauze mask ear rope deflector.

The trapezoidal inward-folding air cylinder fixing seat is fixed on the outer side of the plane mask ear rope guide plate, the plane mask ear rope guide plate is fixed on an aluminum table panel of the plane mask welding machine on the outer side of an aluminum material tray of the plane mask welding machine, and the trapezoidal inward-folding air cylinder is fixed on the trapezoidal inward-folding air cylinder fixing seat; the installation center of the trapezoidal inward-folding cylinder is consistent with the center of an aluminum tray of a plane mask welding machine of an ear rope inward-folding and primary hot-pressing shaping station; the front end of the trapezoidal inward-folding cylinder is provided with an arc-shaped flat-pull lug rope inward-folding mechanical claw fixing plate; the trapezoidal flat pull lug rope inward-folding mechanical claws are welded on a trapezoidal flat pull lug rope inward-folding mechanical claw fixing plate in two groups, and two grooves are processed at the advancing track positions of the planar mask lug rope guide plates corresponding to the two groups of stainless steel mechanical claws of the trapezoidal flat pull lug rope inward-folding mechanical claws; the plane mask ear rope primary hot-pressing shaping and secondary hot-pressing shaping mechanism is arranged on an aluminum table board of the plane mask welding machine and is located above an aluminum material disc of the plane mask welding machine, wherein the ear rope inner-folding mechanism, the primary hot-pressing shaping station and the secondary hot-pressing shaping station are arranged on the aluminum table board of the plane mask welding machine.

Furthermore, 4 fixed pillars are installed on the left side and the right side of the aluminum tray of the plane mask welding machine of the secondary hot-pressing shaping station on the aluminum table board of the plane mask welding machine, a first fixed pillar and a second fixed pillar are respectively arranged in the front and at the back of the left side of the 4 fixed pillars, and a fourth fixed pillar and a third fixed pillar are respectively arranged in the front and at the back of the right side of the 4 fixed pillars. A first fixed frame cross beam is fixed on the first fixed support and the fourth fixed support, and a second fixed frame cross beam is fixed on the second fixed support and the third fixed support; and an upper mechanism mounting plate is fixed on the first fixing frame cross beam and the second fixing frame cross beam.

Furthermore, a hot-pressing lifting cylinder is mounted at the center of the mounting plate on the mechanism, 4 lifting linear bearings are mounted at 4 corners of the mounting plate on the mechanism, a first lifting linear bearing is mounted at the front left corner of the mounting plate on the mechanism, a second lifting linear bearing is mounted at the rear left corner of the mounting plate on the mechanism, a fourth lifting linear bearing is mounted at the front right corner of the mounting plate on the mechanism, and a third lifting linear bearing is mounted at the rear right corner of the mounting plate on the mechanism; the first lifting guide rod penetrates through the first lifting linear bearing, the second lifting guide rod penetrates through the second lifting linear bearing, the third lifting guide rod penetrates through the third lifting linear bearing, the fourth lifting guide rod penetrates through the fourth lifting linear bearing, and the lower ends of the 4 lifting guide rods are respectively fixed on the hot-pressing shaping mounting plate.

Furthermore, the center position of the upper surface of the hot-pressing shaping mounting plate is movably fixed with the lower end of a hot-pressing lifting cylinder extension bar through an extension bar fixing seat, and the upper end of the hot-pressing lifting cylinder extension bar is fixedly connected with the front end of the extension bar of the hot-pressing lifting cylinder through threads; the hot-press molding left side pressure plate heat insulation pad is arranged below the left side of the hot-press molding mounting plate, and the hot-press molding right side pressure plate heat insulation pad is arranged below the right side of the hot-press molding mounting plate; the hot-press forming device comprises a hot-press forming mounting plate, a hot-press forming left side pressing plate, a hot-press forming right side pressing plate, a fixing bolt, a hot-press forming right side pressing plate heating rod, a hot-press forming mounting plate, a hot-press forming left side pressing plate, a hot-press forming temperature sensor, a hot-press forming left side pressing plate heating rod, a hot-press forming right side pressing plate heating rod and a hot-press forming right side pressing plate heating rod.

Further, the primary hot-press shaping left side pressing plate and the primary hot-press shaping right side pressing plate respectively correspond to the ear rope inward folding positions and the ear rope welding positions of the left and right side plane masks of the plane mask welding machine aluminum disc of the primary hot-press shaping station; the fixing bolt penetrates through the hot-press forming mounting plate and the left rear part of the hot-press forming left side pressing plate heat insulation pad, and a secondary hot-press forming left side pressing plate is fixed.

A secondary hot-press forming left side pressure plate temperature sensor is arranged in the middle of the upper part of the secondary hot-press forming left side pressure plate, and a secondary hot-press forming left side pressure plate heating rod is arranged in the lower part of the secondary hot-press forming left side pressure plate; the fixing bolt penetrates through the hot-press forming mounting plate and the rear part of the right side of the hot-press forming right side pressing plate heat insulation pad, and a secondary hot-press forming right side pressing plate is fixed at the rear part of the right side of the hot-press forming right side pressing plate heat insulation pad; a secondary hot-press forming right side pressing plate temperature sensor is arranged in the middle of the upper part of the secondary hot-press forming right side pressing plate, and a secondary hot-press forming right side pressing plate heating rod is arranged in the lower part of the secondary hot-press forming right side pressing plate; the secondary hot-press shaping left side pressing plate and the secondary hot-press shaping right side pressing plate respectively correspond to the ear rope welding point positions of the left and right plane masks of a second plane mask welding machine aluminum material disc (namely the plane mask welding machine aluminum material disc of the secondary hot-press station with the ear rope being folded inwards) behind the ear rope inward and the primary hot-press shaping station.

Further, a primary hot-press shaping left-side pressing plate temperature sensor and a primary hot-press shaping right-side pressing plate temperature sensor are respectively connected with a primary hot-press shaping left-side pressing plate temperature controller and a primary hot-press shaping right-side pressing plate temperature controller of the mask machine electrical control system; the primary hot-press shaping left side pressure plate temperature controller and the secondary hot-press shaping right side pressure plate temperature sensor are respectively connected with a secondary hot-press shaping left side pressure plate temperature controller and a secondary hot-press shaping right side pressure plate temperature controller of the mask machine electrical control system; the hot-pressing shaping temperature is controlled by an electric control system of the mask machine.

Furthermore, the rear end of the trapezoidal inward-folding cylinder body of the trapezoidal inward-folding cylinder is provided with a rear air outlet pipe joint of the trapezoidal inward-folding cylinder, the front end of the cylinder body is provided with a front air outlet pipe joint of the trapezoidal inward-folding cylinder, and the rear air outlet pipe joint of the trapezoidal inward-folding cylinder and the front air outlet pipe joint of the trapezoidal inward-folding cylinder are communicated with and controlled by an electromagnetic valve in an air compression control system through pipelines.

Furthermore, the rear end of the cylinder body of the hot-pressing lifting cylinder is provided with a rear air outlet pipe joint of the hot-pressing lifting cylinder, the front end of the cylinder body is provided with a front air outlet pipe joint of the hot-pressing lifting cylinder, and the rear air outlet pipe joint of the hot-pressing lifting cylinder and the front air outlet pipe joint of the hot-pressing lifting cylinder are communicated with and controlled by an electromagnetic valve in an air compression control system through pipelines.

The utility model discloses following beneficial effect has: the ear rope inward-folding mechanism and the repeated hot-pressing and shaping mechanism of the flat mask provided by the utility model can fold the ear rope inwards through the two-point flat-pull mechanical claw of the trapezoidal flat-pull ear rope inward-folding mechanism, and the shape of the ear rope inward-folding mechanism is basically the same and beautiful each time; the ear rope of infolding is infolding more stably under the effect of once hot pressing design and secondary hot pressing design, and packing quality elegant appearance for the tectorial membrane packing efficiency and the quality of monolithic gauze mask obtain promoting.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is an external view of a flat mask when the ear string part is folded inward;

FIG. 2 is a trapezoidal inward folded appearance of the ear cord of the flat mask of FIG. 1;

FIG. 3 is a front view of an ear cord trapezoidal fold-in mechanism and a repeated hot-press shaping mechanism;

FIG. 4 is a top view of the ear cord trapezoidal fold in mechanism and the repeated heat press setting mechanism of FIG. 3;

FIG. 5 is a right side view of the ear cord trapezoidal fold in mechanism and the repeated hot press shaping mechanism of FIG. 3;

FIG. 6 is a top view of the trapezoidal fold mechanism of the ear cord of FIG. 3;

FIG. 7 is a front view of the ear cord trapezoidal fold in mechanism of FIG. 6;

FIG. 8 is a front view of the secondary heat press setting mechanism for inward folding of the middle ear rope in FIG. 3;

FIG. 9 is a left side view of the ear cord infolding secondary heat press setting mechanism of FIG. 8;

FIG. 10 is a right side view of the ear cord infolding secondary heat press setting mechanism of FIG. 8;

fig. 11 is a top view of the ear cord infolding secondary heat press setting mechanism of fig. 8.

Illustration of the drawings: 1-welding a plane mask on an aluminum table panel; 2-welding an aluminum tray of the planar mask welding machine; 3-plane stainless steel layering of the mask; 4-stainless steel layering fixing frame; 5-a plane mask ear rope trapezoidal horizontal pulling inward folding mechanism; 501-trapezoidal inward-folding cylinder fixing seats; 502-trapezoidal folded-in cylinder; 503-trapezoidal flat pull lug rope inward-folding mechanical claw fixing plate; 504-trapezoidal flat pull lug rope inward-folding mechanical claw; 505-planar mask ear cord guide plate; 506-air outlet pipe joint after the trapezoidal inward-folding cylinder; 507-a front air outlet pipe joint of the trapezoidal inward-folding air cylinder; 6-a primary hot-press shaping and secondary hot-press shaping mechanism for the ear rope of the planar mask; 601-a first stationary strut; 602-a second stationary support; 603-a third fixed post; 604-a fourth stationary support; 605-a first mount beam; 606-a second mount beam; 607-mechanism upper mounting plate; 608-a first lift guide; 609-a first lifting linear bearing; 610-a second lifting guide rod; 611-a second lifting linear bearing; 612-a hot-pressing lifting cylinder; 613-third lifting guide rod; 614-third lifting linear bearing; 615-a fourth lift guide; 616-a fourth lifting linear bearing; 617-hot pressing and shaping the temperature sensor of the left pressing plate at one time; 618-one-time hot-pressing and shaping of a heating rod of the left pressing plate; 619-hot-pressing and shaping the left pressing plate at one time; 620-hot-pressing and shaping the left-side pressing plate heat-insulating pad; 621-hot-pressing and shaping the mounting plate; 622-outlet pipe joint at the back of the hot-pressing lifting cylinder; 623-a forward air outlet pipe joint of the hot-pressing lifting cylinder; 624-extension rod of hot-pressing lifting cylinder; 625-extension bar fixing seat; 626-hot-pressing and shaping the right side pressing plate heat insulation pad; 627-one-time hot-press shaping right-side pressing plate temperature sensor; 628-hot pressing and shaping the right side pressing plate heating rod for one time; 629-one-time hot-pressing and shaping of the right pressing plate; 630-secondary hot-press shaping right side press plate temperature sensor; 631-secondary hot-press shaping right-side press plate heating rod; 632-secondary hot-pressing and shaping the right pressing plate; 633-secondary hot pressing and shaping the left pressing plate temperature sensor; 634-secondary hot-press shaping of the left press plate heating rod; 635-secondary hot-press shaping of the left pressing plate; 7-plane mask when the ear ropes are not folded inwards.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, the thicknesses of layers and regions are exaggerated for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.

Referring to fig. 1 to 11, an embodiment of the present invention provides a trapezoidal inward folding mechanism and a repeated hot-pressing and shaping mechanism for ear cords of a flat mask, including: the device comprises a plane mask welding machine aluminum table panel 1, a plane mask welding machine aluminum tray 2, a plane mask stainless steel pressing strip 3, a stainless steel pressing strip fixing frame 4, a plane mask ear rope trapezoidal horizontal pulling inward folding mechanism 5 and a plane mask ear rope primary hot-pressing shaping and secondary hot-pressing shaping mechanism 6.

Wherein, plane gauze mask welding machine aluminium charging tray 2 sets up on plane gauze mask welding machine aluminium deck plate 1, and plane gauze mask welding machine aluminium charging tray 2 includes ear rope infolding, the plane gauze mask welding machine aluminium charging tray 2 of once hot pressing design station to and be located ear rope infolding, the plane gauze mask welding machine aluminium charging tray 2 of the afterbody secondary hot pressing top station of once hot pressing design station. The two sides respectively install one set of trapezoidal plain noodles of plane gauze mask ear rope and roll over mechanism 5 in the plain noodles welding machine aluminium charging tray 2 of ear rope infolding, once hot pressing design station, and trapezoidal plain noodles of plane gauze mask ear rope infolding mechanism 5 includes trapezoidal infolding cylinder fixing base 501, trapezoidal infolding cylinder 502, trapezoidal plain noodles ear rope infolding gripper fixed plate 503, trapezoidal plain noodles ear rope infolding gripper 504 and plane gauze mask ear rope deflector 505.

Specifically, the trapezoidal inward-folding cylinder fixing seat 501 is fixed on the outer side of a plane mask ear rope guide plate 505, the plane mask ear rope guide plate 505 is fixed on the plane mask welding machine aluminum table panel 1 on the outer side of the plane mask welding machine aluminum tray 2, and the trapezoidal inward-folding cylinder 502 is fixed on the trapezoidal inward-folding cylinder fixing seat 501; the installation center of the trapezoidal inward-folding cylinder 502 is consistent with the center of the aluminum tray 2 of the plane mask welding machine with the ear rope inward-folding and one-time hot-pressing shaping station.

The front end of the trapezoidal inward-folding cylinder 502 is provided with a trapezoidal flat-pull lug rope inward-folding mechanical claw fixing plate 503; the trapezoidal flat-pull ear rope inward-folding mechanical claws 504 are welded on the trapezoidal flat-pull ear rope inward-folding mechanical claw fixing plate 503 in two groups, and the trapezoidal flat-pull ear rope inward-folding mechanical claws 504 are bent into the shape shown in fig. 7 by using 3mm stainless steel round wires. Two grooves are processed at the advancing track positions of the plane mask ear rope guide plate 505 corresponding to the two groups of stainless steel mechanical claws of the trapezoidal flat pull ear rope inward folding mechanical claw 504 and are used as guide grooves when the trapezoidal flat pull ear rope inward folding mechanical claw 504 advances to horizontally pull the ear rope of the plane mask 7. The primary hot-pressing shaping and secondary hot-pressing shaping mechanism 6 for the ear rope of the plane mask is arranged on the aluminum table board 1 of the plane mask welding machine and is positioned above the aluminum tray 2 of the plane mask welding machine with the ear rope folded inwards, the primary hot-pressing shaping station and the secondary hot-pressing shaping station.

Specifically, 4 fixing struts are installed on the left side and the right side of an aluminum tray 2 of the plane mask welding machine of the secondary hot-pressing shaping station on an aluminum table board 1 of the plane mask welding machine, a first fixing strut 601 and a second fixing strut 602 are respectively arranged on the front and the back of the left side of the 4 fixing struts, and a fourth fixing strut 604 and a third fixing strut 603 are respectively arranged on the front and the back of the right side of the 4 fixing struts.

Specifically, a first mount cross member 605 is fixed to the first fixed support 601 and the fourth fixed support 604, and a second mount cross member 606 is fixed to the second fixed support 602 and the third fixed support 603; a mechanism upper mounting plate 607 is fixed to the first mount beam 605 and the second mount beam 606.

Specifically, a hot-pressing lifting cylinder 612 is mounted at the center position of the

upper mounting plate

607, 4 lifting linear bearings are mounted at 4 corners of the upper mounting plate 607, a first lifting linear bearing 609 is mounted at the front left corner of the upper mounting plate 607, a second lifting linear bearing 611 is mounted at the rear left corner, a fourth lifting linear bearing 616 is mounted at the front right corner of the upper mounting plate 607, and a third lifting linear bearing 614 is mounted at the rear right corner; the first lifting guide rod 608 passes through a first lifting linear bearing 609, the second lifting guide rod 610 passes through a second lifting linear bearing 611, the third lifting guide rod 613 passes through a third lifting linear bearing 614, the fourth lifting guide rod 615 passes through a fourth lifting linear bearing 616, and the lower ends of 4 lifting guide rods are respectively fixed on the hot-press shaping mounting plate 621.

Specifically, the center position on hot pressing design mounting panel 621 is fixed with the lower extreme of hot pressing lift cylinder extension bar 624 through extension bar fixing base 625 activity, and the upper end of hot pressing lift cylinder extension bar 624 is fixed with the extension bar front end threaded connection of hot pressing lift cylinder.

A hot-press molding left-side pressing plate heat-insulating pad 620 is arranged below the left side of the hot-press molding mounting plate 621, and a hot-press molding right-side pressing plate heat-insulating pad 626 is arranged below the right side of the hot-press molding mounting plate 621; a primary hot-press forming left side pressing plate 619 is fixed at the front position of the left side of the hot-press forming mounting plate 621 and the hot-press forming left side pressing plate heat insulation pad 620 through a fixing bolt; a primary hot-press molding left side pressure plate temperature sensor 617 is installed in the middle of the upper portion of the primary hot-press molding left side pressure plate 619, and a primary hot-press molding left side pressure plate heating rod 618 is installed in the middle of the primary hot-press molding left side pressure plate 619;

a primary hot-press shaping right pressing plate 629 is fixed at the front position of the right side of the hot-press shaping mounting plate 621 and the hot-press shaping right pressing plate heat insulation pad 626 through the fixing bolt; a primary hot-press shaping right-side pressing plate temperature sensor 627 is installed in the middle of the upper part of the primary hot-press shaping right-side pressing plate 629, and a primary hot-press shaping right-side pressing plate heating rod 628 is installed in the middle of the primary hot-press shaping right-side pressing plate 629.

Specifically, a primary hot-press shaping left pressing plate 619 and a primary hot-press shaping right pressing plate 629 respectively correspond to the ear rope inward folding and ear rope welding point positions of the left and right planar masks 7 of the aluminum tray 2 of the planar mask welding machine at the primary hot-press shaping station; the fixing bolt penetrates through the hot-press forming mounting plate 621 and the left rear portion of the hot-press forming left side pressing plate heat insulation pad 620, and a secondary hot-press forming left side pressing plate 635 is fixed.

A secondary hot-press molding left side pressure plate temperature sensor 633 is arranged at the middle position of the upper part of the secondary hot-press molding left side pressure plate 635, and a secondary hot-press molding left side pressure plate heating rod 634 is arranged at the lower part of the secondary hot-press molding left side pressure plate 635; a secondary hot-press forming right side pressing plate 632 is fixed at the right rear position of the hot-press forming mounting plate 621 and the hot-press forming right side pressing plate heat insulation pad 626 through the fixing bolt; a secondary hot-press forming right-side pressure plate temperature sensor 630 is installed in the middle of the upper part of the secondary hot-press forming right-side pressure plate 632, and a secondary hot-press forming right-side pressure plate heating rod 631 is installed in the lower part of the secondary hot-press forming right-side pressure plate 632; the secondary hot press forming left side pressing plate 635 and the secondary hot press forming right side pressing plate 632 respectively correspond to the ear cord inward folding and the second plane mask welding machine aluminum material disc 2 behind the primary hot press forming station (namely, the ear cord welding point positions of the left and right plane masks 7 of the plane mask welding machine aluminum material disc 2 at the secondary hot press top station).

Specifically, the primary hot-press shaping left-side pressing plate temperature sensor 617 and the primary hot-press shaping right-side pressing plate temperature sensor 627 are respectively connected to a primary hot-press shaping left-side pressing plate temperature controller and a primary hot-press shaping right-side pressing plate temperature controller of the mask machine electrical control system; the secondary hot-press shaping left side pressure plate temperature sensor 633 and the secondary hot-press shaping right side pressure plate temperature sensor 630 are respectively connected with a secondary hot-press shaping left side pressure plate temperature controller and a secondary hot-press shaping right side pressure plate temperature controller of the mask machine electrical control system; the hot-pressing shaping temperature is controlled by an electric control system of the mask machine.

Specifically, the rear end of the trapezoidal inward-folding cylinder 502 is provided with a rear air outlet pipe joint 506 of the trapezoidal inward-folding cylinder, the front end of the cylinder is provided with a front air outlet pipe joint 507 of the trapezoidal inward-folding cylinder, and the rear air outlet pipe joint 506 of the trapezoidal inward-folding cylinder and the front air outlet pipe joint 507 of the trapezoidal inward-folding cylinder are communicated with and controlled by an electromagnetic valve in an air compression control system through pipelines.

Specifically, the rear end of the hot-pressing lifting cylinder 612 is provided with a rear air outlet pipe joint 622 of the hot-pressing lifting cylinder, the front end of the hot-pressing lifting cylinder is provided with a front air outlet pipe joint 623 of the hot-pressing lifting cylinder, and the rear air outlet pipe joint 622 of the hot-pressing lifting cylinder and the front air outlet pipe joint 623 of the hot-pressing lifting cylinder are communicated with and controlled by an electromagnetic valve in an air compression control system through pipelines.

The working principle of the utility model is as follows:

1) folding the ear rope of the plane mask inwards: after the electrical control system of the plane mask machine sends an ear rope inward folding instruction of the outlet mask, an air cylinder electromagnetic valve controlling the trapezoid inward folding air cylinder 502 controls a trapezoid inward folding air cylinder rear air outlet pipe connector 506 at the rear end of the trapezoid inward folding air cylinder 502 to enter air, a trapezoid inward folding air cylinder front end of the trapezoid inward folding air cylinder 502 advances to exit air from the air outlet pipe connector 507, a piston rod of the trapezoid inward folding air cylinder 502 extends to drive the trapezoid inward folding mechanical claw 504 of the horizontal pulling ear rope to advance and extend out, in the extending process, the trapezoid inward folding mechanical claw 504 of the horizontal pulling ear rope hangs the left and right side ear ropes of the plane mask 7 to be horizontally pulled towards the middle, so that the ear ropes at two sides of the plane mask 7 are inwards folded under the action of the trapezoid inward folding mechanical claw 504 of the horizontal pulling ear rope stressed at two points, and when the piston rod of the trapezoid inward folding air cylinder 502 extends to the foremost end, the trapezoid inward folding mechanical claw 504 of the horizontal pulling ear rope completes the trapezoid inward folding action of the ear rope.

2) Hot-pressing and shaping the mask ear rope: after the ear ropes of the planar mask 7 are folded inwards, the electrical control system of the planar mask machine sends out a hot-pressing shaping instruction, an electromagnetic valve of a hot-pressing lifting cylinder 612 is controlled to control the air inlet pipe connector 622 behind the hot-pressing lifting cylinder to enter air, the air outlet pipe connector 623 before the hot-pressing lifting cylinder to exit air, a piston rod of the hot-pressing lifting cylinder 612 stretches out to drive a primary hot-pressing shaping left pressure plate 619 and a primary hot-pressing shaping right pressure plate 629 to respectively press the welding point positions on the left side and the right side of the planar mask 7, and; the secondary hot-press shaping left pressing plate 635 and the secondary hot-press shaping right pressing plate 632 respectively press the inward-folded part of the ear rope of the planar mask, and the secondary hot-press shaping inward-folded ear rope reinforces the inward-folded stability of the ear rope.

3) The trapezoidal inward-folding cylinder 502 retreats and returns: in the process that the hot-pressing lifting cylinder 612 descends to the position of the hot-pressing ear rope, the air cylinder electromagnetic valve of the trapezoidal inward-folding air cylinder 502 is controlled by the electrical control system of the plane mask machine to control the air cylinder electromagnetic valve of the trapezoidal inward-folding air cylinder 502 to control the rear air outlet pipe connector 506 of the trapezoidal inward-folding air cylinder at the rear end of the trapezoidal inward-folding air cylinder 502 to give out air, the trapezoidal inward-folding air cylinder at the front end of the trapezoidal inward-folding air cylinder 502 advances to the air outlet pipe connector 507 to give in air, and the piston rod of the trapezoidal inward-folding air cylinder 502 retreats to drive the trapezoidal flat-pulling ear rope inward-folding mechanical claw 504 to retreat and return to the home position.

4) The hot-pressing lifting cylinder 612 is lifted and returned after the hot-pressing is finished: when the hot-pressing shaping time is up, the electric control system of the plane mask machine controls the electromagnetic valve of the hot-pressing lifting cylinder 612 to control the rear air outlet pipe joint 622 of the hot-pressing lifting cylinder to give out air, the front air outlet pipe joint 623 of the hot-pressing lifting cylinder gives in air, the piston rod of the hot-pressing lifting cylinder 612 returns to the hot-pressing shaping mechanism to return to the original position, and the hot-pressing shaping action after the ear rope is folded inwards once is completed.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a trapezoidal infolding mechanism of plane gauze mask ear rope and repeated hot pressing forming mechanism which characterized in that includes: the device comprises a plane mask welding machine aluminum table panel (1), a plane mask welding machine aluminum tray (2), a plane mask stainless steel pressing strip (3), a stainless steel pressing strip fixing frame (4), a plane mask ear rope trapezoidal horizontal drawing inward folding mechanism (5) and a plane mask ear rope primary hot-pressing shaping and secondary hot-pressing shaping mechanism (6);

the aluminum tray (2) of the plane mask welding machine is arranged on the aluminum table board (1) of the plane mask welding machine, a set of plane mask ear rope trapezoidal horizontal pulling inward folding mechanism (5) is respectively installed on the left side and the right side of the aluminum tray (2) of the plane mask welding machine with an ear rope inward folding and primary hot pressing shaping station, and the plane mask ear rope trapezoidal horizontal pulling inward folding mechanism (5) comprises a trapezoidal inward folding air cylinder fixing seat (501), a trapezoidal inward folding air cylinder (502), a trapezoidal horizontal pulling ear rope inward folding mechanical claw fixing plate (503), a trapezoidal horizontal pulling ear rope inward folding mechanical claw (504) and a plane mask ear rope guide plate (505);

the trapezoidal inward-folding air cylinder fixing seat (501) is fixed on the outer side of a plane mask ear rope guide plate (505), the plane mask ear rope guide plate (505) is fixed on a plane mask welding machine aluminum table board (1) on the outer side of a plane mask welding machine aluminum material disc (2), and the trapezoidal inward-folding air cylinder (502) is fixed on the trapezoidal inward-folding air cylinder fixing seat (501); the installation center of the trapezoidal inward-folding cylinder (502) is consistent with the center of the aluminum tray (2) of the plane mask welding machine of the ear rope inward-folding and primary hot-pressing shaping station; the front end of the trapezoidal inward-folding cylinder (502) is provided with an arc-shaped flat-pull lug rope inward-folding mechanical claw fixing plate (503); the trapezoidal flat-pull ear rope inward-folding mechanical claws (504) are welded on a trapezoidal flat-pull ear rope inward-folding mechanical claw fixing plate (503) in two groups, and two grooves are processed at the advancing track positions of the planar mask ear rope guide plate (505) corresponding to the two groups of stainless steel mechanical claws of the trapezoidal flat-pull ear rope inward-folding mechanical claws (504); the plane mask ear rope primary hot-pressing shaping and secondary hot-pressing shaping mechanism (6) is arranged on the plane mask welding machine aluminum table board (1) and is located above the plane mask welding machine aluminum tray (2) of the ear rope inward-folding, primary hot-pressing shaping station and the ear rope inward-folding secondary hot-pressing shaping station.

2. The trapezoidal invagination mechanism of flat mask ear rope and repeated hot pressing shaping mechanism of claim 1, characterized in that, 4 fixed pillars are installed on the left and right sides of the flat mask welding machine aluminum tray (2) of the secondary hot pressing shaping station of ear rope invagination on the flat mask welding machine aluminum table panel (1), the front and back of the left side of the 4 fixed pillars are respectively a first fixed pillar (601) and a second fixed pillar (602), the front and back of the right side are respectively a fourth fixed pillar (604) and a third fixed pillar (603);

a first fixed frame cross beam (605) is fixed on the first fixed support column (601) and the fourth fixed support column (604), and a second fixed frame cross beam (606) is fixed on the second fixed support column (602) and the third fixed support column (603); a mechanism upper mounting plate (607) is fixed to the first mount beam (605) and the second mount beam (606).

3. The ear rope trapezoidal invagination mechanism and repeated hot pressing shaping mechanism of the flat mask according to claim 2, characterized in that the center of the mounting plate (607) of the mechanism is provided with a hot pressing lifting cylinder (612), 4 corners of the mounting plate (607) of the mechanism are provided with 4 lifting linear bearings, the front left corner of the mounting plate (607) of the mechanism is provided with a first lifting linear bearing (609), the rear left corner is provided with a second lifting linear bearing (611), the front right corner of the mounting plate (607) of the mechanism is provided with a fourth lifting linear bearing (616), and the rear right corner is provided with a third lifting linear bearing (614); the first lifting guide rod (608) penetrates through the first lifting linear bearing (609), the second lifting guide rod (610) penetrates through the second lifting linear bearing (611), the third lifting guide rod (613) penetrates through the third lifting linear bearing (614), the fourth lifting guide rod (615) penetrates through the fourth lifting linear bearing (616), and the lower ends of the 4 lifting guide rods are respectively fixed on the hot-press shaping mounting plate (621).

4. The ear rope trapezoidal invagination mechanism and repeated hot pressing shaping mechanism of the flat mask according to claim 3, characterized in that the center position of the upper surface of the hot pressing shaping mounting plate (621) is movably fixed with the lower end of a hot pressing lifting cylinder extension bar (624) through an extension bar fixing seat (625), the upper end of the hot pressing lifting cylinder extension bar (624) is fixedly connected with the front end of the extension bar of the hot pressing lifting cylinder by screw thread;

a hot-press molding left-side pressing plate heat-insulating pad (620) is arranged on the lower surface of the left side of the hot-press molding mounting plate (621), and a hot-press molding right-side pressing plate heat-insulating pad (626) is arranged on the lower surface of the right side of the hot-press molding mounting plate (621); a primary hot-press forming left side pressing plate (619) is fixed at the front position of the left side of the hot-press forming mounting plate (621) and the hot-press forming left side pressing plate heat insulation pad (620) through a fixing bolt; a primary hot-press molding left side pressure plate temperature sensor (617) is arranged in the middle of the upper portion of the primary hot-press molding left side pressure plate (619), and a primary hot-press molding left side pressure plate heating rod (618) is arranged in the middle of the primary hot-press molding left side pressure plate (619);

the fixing bolt penetrates through the hot-press shaping mounting plate (621) and the front part of the right side of the hot-press shaping right-side pressing plate heat insulation pad (626), and a primary hot-press shaping right-side pressing plate (629) is fixed at the right-side front part; a primary hot-press shaping right-side pressing plate temperature sensor (627) is arranged in the middle of the upper part of the primary hot-press shaping right-side pressing plate (629), and a primary hot-press shaping right-side pressing plate heating rod (628) is arranged in the middle of the primary hot-press shaping right-side pressing plate (629).

5. The trapezoidal inflexion mechanism of flat mask ear rope and the repeated hot pressing shaping mechanism of claim 4, characterized in that the primary hot pressing shaping left side pressing plate (619) and the primary hot pressing shaping right side pressing plate (629) correspond to the ear rope welding point positions of the left and right flat masks (7) of the flat mask welding machine aluminum tray (2) of the ear rope inflexion and primary hot pressing shaping station respectively; the fixing bolt penetrates through the hot-press forming mounting plate (621) and the left rear part of the hot-press forming left side pressing plate heat insulation pad (620), and a secondary hot-press forming left side pressing plate (635) is fixed;

a secondary hot-press forming left side pressure plate temperature sensor (633) is arranged in the middle of the upper part of the secondary hot-press forming left side pressure plate (635), and a secondary hot-press forming left side pressure plate heating rod (634) is arranged in the lower part of the secondary hot-press forming left side pressure plate (635); the fixing bolt penetrates through the hot-press forming mounting plate (621) and the rear position of the right side of the hot-press forming right side pressing plate heat insulation pad (626), and a secondary hot-press forming right side pressing plate (632) is fixed at the rear position of the right side; a secondary hot-press forming right side pressure plate temperature sensor (630) is arranged in the middle of the upper part of the secondary hot-press forming right side pressure plate (632), and a secondary hot-press forming right side pressure plate heating rod (631) is arranged in the lower part of the secondary hot-press forming right side pressure plate (632); the secondary hot-press shaping left side pressing plate (635) and the secondary hot-press shaping right side pressing plate (632) respectively correspond to ear rope inward folding positions of ear rope welding points of left and right side plane masks (7) of the plane mask welding machine aluminum material disc (2) of the secondary hot-press station of ear rope inward folding behind the primary hot-press shaping station and the primary hot-press shaping station.

6. The ear rope trapezoidal invagination mechanism and repeated hot-pressing shaping mechanism of the planar mask according to claim 5, wherein the one-time hot-pressing shaping left side pressing plate temperature sensor (617) and the one-time hot-pressing shaping right side pressing plate temperature sensor (627) are respectively connected with a one-time hot-pressing shaping left side pressing plate temperature controller and a one-time hot-pressing shaping right side pressing plate temperature controller of an electrical control system of the mask machine; the secondary hot-press shaping left side pressure plate temperature sensor (633) and the secondary hot-press shaping right side pressure plate temperature sensor (630) are respectively connected with a secondary hot-press shaping left side pressure plate temperature controller and a secondary hot-press shaping right side pressure plate temperature controller of the mask machine electrical control system; the hot-pressing shaping temperature is controlled by an electric control system of the mask machine.

7. The ear rope trapezoidal inward folding mechanism and the repeated hot-pressing and shaping mechanism of the flat mask according to claim 6, wherein the trapezoidal inward folding cylinder (502) is provided with a trapezoidal inward folding cylinder rear air outlet pipe joint (506) at the rear end of the cylinder body, a trapezoidal inward folding cylinder front air outlet pipe joint (507) at the front end of the cylinder body, and the trapezoidal inward folding cylinder rear air outlet pipe joint (506) and the trapezoidal inward folding cylinder front air outlet pipe joint (507) are communicated with and controlled by an electromagnetic valve in an air compression control system through pipelines.

8. The ear rope trapezoidal invagination mechanism and repeated hot pressing shaping mechanism of the flat mask according to claim 7, wherein the hot pressing lifting cylinder (612) is provided with a rear air outlet joint (622) of the hot pressing lifting cylinder at the rear end of the cylinder body, a front air outlet joint (623) of the hot pressing lifting cylinder at the front end of the cylinder body, and the rear air outlet joint (622) of the hot pressing lifting cylinder and the front air outlet joint (623) of the hot pressing lifting cylinder are communicated with and controlled by an electromagnetic valve in an air pressing control system through pipelines.