CN213972626U

CN213972626U - Mask ear belt welding machine

Info

Publication number: CN213972626U
Application number: CN202022706042.0U
Authority: CN
Inventors: 卓志辉; 吴名俊
Original assignee: Dongguan Hedingsheng Automation Equipment Co ltd
Current assignee: Dongguan Hedingsheng Automation Equipment Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-08-17
Anticipated expiration: 2030-11-20

Abstract

The utility model provides a mask ear belt welding machine, which comprises a machine cabinet, a conveyor belt device, a mask rising blocking device, a fixing frame, a first lifting driving device, an ear belt taking device, an ear belt pulling device, an ear belt placing device, an ear belt shearing device, an ear belt welding device and an ear belt inward folding device, wherein the conveyor belt device is arranged on the machine cabinet and is positioned under the fixing frame, the first lifting driving device is arranged on the fixing frame, the ear belt taking device is symmetrically arranged on the first lifting driving device along the Y axial direction and is positioned between the ear belt pulling device and the ear belt welding device, the ear belt pulling device is symmetrically arranged on the machine cabinet along the Y axial direction and is positioned under the ear belt shearing device, the ear belt welding device is positioned between the conveyor belt device and the ear belt taking device, the ear belt placing device, the ear belt shearing device and the ear belt welding device are symmetrically arranged on the fixing frame along the Y axial direction, the ear belt internal folding device is positioned between the conveying tail end of the conveying belt device and the fixing frame.

Description

Mask ear belt welding machine

Technical Field

The utility model relates to a gauze mask production facility field specifically is a gauze mask ear strap welding machine.

Background

The gauze mask includes gauze mask piece and ear area, among the prior art, the ultrasonic bonding process of gauze mask piece and ear area needs the manual work to feed gauze mask piece and ear area to the semi-automatization ear area welding machine, accomplish behind the ear area welding process through the semi-automatization ear area welding machine, the rethread is artifical carries out the unloading to the gauze mask, finally accomplishes a production cycle, and the shortcoming of this process is that degree of automation is low, and the human consumption is many, and easy tired messenger operating speed slows down, and production efficiency reduces.

Disclosure of Invention

An object of the utility model is to provide a gauze mask ear strap welding machine to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a mask ear belt welding machine comprises a machine cabinet, a conveyor belt device, a mask rising blocking device, a fixing frame, a first lifting driving device, an ear belt taking device, an ear belt pulling device, an ear belt placing device, an ear belt shearing device, an ear belt welding device and an ear belt inward folding device, wherein the mask rising blocking device is used for blocking a mask on the conveyor belt device from moving upwards, the conveyor belt device is installed on the machine cabinet and is positioned under the fixing frame, the mask rising blocking device and the mask inward folding device, the fixing frame is installed on the machine cabinet, the first lifting driving device is installed on the fixing frame, the ear belt taking device is symmetrically arranged on the first lifting driving device along the Y axial direction and is positioned between the ear belt pulling device and the ear belt welding device, the ear belt pulling device is symmetrically arranged on the machine cabinet along the Y axial direction and is positioned under the ear belt shearing device, the ear belt welding device is positioned between the side of the conveyor belt device and the ear belt taking device, the ear band placing device, the ear band shearing device and the ear band welding device are symmetrically arranged on the fixing frame along the Y-axis direction, and the ear band inward folding device is positioned between the conveying tail end of the conveying belt device and the fixing frame.

Furthermore, the fixing frame comprises a first portal frame and a cross frame, the first portal frame is arranged right above the conveyor belt device in a spanning mode, the cross frame is installed on the front side of the first portal frame, the ear belt placing device and the ear belt welding device are symmetrically arranged on the first portal frame along the Y axial direction, and the ear belt cutting device is symmetrically arranged on the cross frame along the Y axial direction.

Further, one lifting driving device comprises a first bottom plate, a first rotary driving mechanism, a connecting rod, a sliding rod and a cross rod, wherein the first rotary driving mechanism is installed on the first bottom plate, the upper end of the connecting rod is eccentrically hinged to the first rotary mechanism, the lower end of the connecting rod is hinged to the upper end of the sliding rod, the sliding rod penetrates through the first bottom plate and can slide up and down, the cross rod is fixedly arranged below the sliding rod, the upper end of the first rotary driving mechanism drives the connecting rod to do eccentric rotary motion, and the connecting rod drives the cross rod to do lifting motion through the sliding rod.

Further, the first rotary driving mechanism comprises a motor base, a motor and a rotary block, the motor base is installed on the first base plate, the motor is installed on the motor base, the rotary block is installed on an output shaft of the motor, the upper end of the connecting rod is eccentrically hinged to the rotary block, and the motor drives the rotary block to drive the upper end of the connecting rod to do eccentric rotary motion.

Further, get ear area device and include rotary driving mechanism two, open and shut actuating mechanism one, open and shut actuating mechanism two, front clamping jaw mechanism and back clamping jaw mechanism, open and shut actuating mechanism one and open and shut actuating mechanism two and all install under rotary driving mechanism two, front clamping jaw mechanism and back clamping jaw mechanism are installed respectively under open and shut actuating mechanism one and open and shut actuating mechanism two, rotary driving mechanism two drives open and shut actuating mechanism one and open and shut actuating mechanism two and drive front clamping jaw mechanism and back clamping jaw mechanism respectively and do rotary motion, the direction of rotation of front clamping jaw mechanism and back clamping jaw mechanism is opposite, open and shut actuating mechanism one and open and shut actuating mechanism two drive front clamping jaw mechanism and back clamping jaw mechanism respectively and do the motion of opening and shutting.

Furthermore, the ear band pulling device comprises an X axial driving mechanism, an ear band guiding mechanism, an ear band fixing mechanism and an ear band clamping mechanism, wherein the ear band guiding mechanism, the ear band fixing mechanism and the ear band clamping mechanism are sequentially arranged on the X axial driving mechanism from front to back, the X axial driving mechanism drives the ear band fixing mechanism and the ear band clamping mechanism to move in opposite directions or in a back direction along the X axial direction, and the ear band fixing mechanism and the ear band clamping mechanism both move in an opening and closing manner.

Further, the ear band shearing device comprises a third opening and closing driving mechanism and scissors, the third opening and closing driving mechanism comprises a first lifting driving component, a slide rail, a slide plate and a knife handle driving component, the slide rail is vertically arranged below the lifting driving component and comprises a convex strip seat and a convex strip which are of an integrated structure, the convex strip is arranged at the rear side of the convex strip seat, the sliding plate is connected with the lifting driving component in a driving way, the sliding plate is provided with a notch matched with the convex strip, the convex strip is in sliding fit with the notch, the scissors are hinged at the front lower part of the convex strip, the knife handle of the scissors is upward and is matched with the knife handle driving component, the knife handle driving component is arranged on the sliding plate, the first lifting driving assembly drives the sliding plate to drive the cutter handle driving assembly to do lifting motion, and the cutter handle driving assembly drives the cutter handles of the scissors to do opposite or back motion to achieve opening and closing motion of the scissors.

Furthermore, the ear belt inward folding device comprises ear belt inward folding guide mechanisms and bending hot-pressing shaping mechanisms, the ear belt inward folding guide mechanisms are symmetrically arranged on two sides of the conveying belt device along the Y-axis direction, and the bending hot-pressing shaping mechanisms are arranged right above the conveying belt device in a crossing mode and located between the fixing frame and the conveying tail end of the conveying belt device.

Furthermore, the hot pressing shaping mechanism of buckling includes portal frame two, second lifting drive device, inhale the mechanism of shaking, hot pressing head and supporting seat, portal frame two is installed on the rack, second lifting drive device installs on portal frame two, inhale the mechanism of shaking and set up under second lifting drive device along Y axial symmetry, the hot pressing head sets up under the mechanism of shaking along Y axial symmetry, the supporting seat is installed on the rack and sets up under the hot pressing head along Y axial symmetry, the mechanism of shaking that second lifting drive device drive is the symmetry and sets up drives the hot pressing head that is the symmetry and sets up and do the elevating movement.

The utility model has the advantages that:

the welding principle of the ear bands on the left side and the right side of the mask piece is the same, and the welding principle of the ear bands on one side of the mask piece is explained here:

the ear band placing device outputs the ear band into the heating device, the ear band is firstly guided in by the ear band pulling device, the ear band pulling device starts to clamp and fix the ear band and leave the rear end of the ear band, then the rear end of the ear band is clamped, then the ear band is pulled out for a specified length by moving along the front-back direction, finally the front part of the ear band is clamped and fixed, the ear band taking device clamps two positions on the ear band, and the ear band cutting device cuts the position of the ear band close to the front part to enable the ear band to have the front end and the rear end, and finally ear band feeding preparation work is finished;

the mask sheet production machine outputs the produced mask sheet to the front conveying start end of the conveying belt device, when the conveying belt device drives the mask sheet to move backwards to the ear welding belt device, the conveying belt device stops working, the ear taking device drives the two ends of the ear belt to move to the direction of the conveying belt device to the upper side of the two welding positions of the mask sheet respectively, the lifting driving device drives the ear taking device to drive the two ends of the ear belt to move downwards to the mask sheet, the ear welding belt device firstly presses the two ends of the ear belt and the mask sheet mutually, then the two ends of the ear belt are welded on the mask sheet in an ultrasonic welding mode, and finally reset is carried out, the ear belt welding work is finally completed, because of the ultrasonic welding relation, the ear welding belt device and the mask sheet which completes welding, namely the mask, have certain adhesion, and in the process that the ear welding belt device resets to drive the mask to lift, the mask lifting blocking device blocks the mask piece of the mask, so that the mask is separated from the ear band welding device, and the ear band welding work of the next mask piece is prevented from being influenced;

the conveying belt device continues to drive the mask piece to move backwards, in the process, the ear belt inward folding device drives the ear belt on the mask piece to fold towards the central position of the mask piece in a guiding mode to achieve ear belt inward folding, then the conveying belt device stops working, then the ear belt inward folding device conducts hot-pressing shaping on the bending position where the ear belt inward folding is achieved, the ear belt inward folding device resets, finally ear belt inward folding work is completed, at the moment, the ear belt keeps inward folding on the mask piece, follow-up mask bagging and packaging work can be facilitated, and finally the conveying belt device drives the mask piece to continue to move backwards to achieve mask blanking.

Compared with the prior art, the utility model discloses degree of automation is high, can replace artifical material loading work to gauze mask piece and ear area and to the unloading work to the gauze mask, and production efficiency is high, can improve gauze mask manufacturing enterprise's economic benefits.

Drawings

FIG. 1: a left-side view schematic diagram of a mask ear belt welding machine.

FIG. 2: a perspective view of a mask ear strap welding machine from front to back.

FIG. 3: a three-dimensional schematic diagram of a mask ascending blocking device of a mask ear belt welding machine.

FIG. 4: a three-dimensional schematic diagram of a fixing frame of a mask ear belt welding machine.

FIG. 5: an assembly three-dimensional schematic diagram of a lifting driving device I and an ear belt taking device of a mask ear belt welding machine.

FIG. 6: a schematic perspective view of a lug pulling device of a mask lug welding machine.

FIG. 7: a perspective schematic view of a ear-belt shearing device of a mask ear-belt welding machine.

FIG. 8: an exploded schematic view of a third opening and closing driving mechanism of a mask ear belt welding machine.

FIG. 9: a front view schematic of scissors of a mask ear strap welder.

FIG. 10: a perspective view of a welding ear belt device of a mask ear belt welding machine.

FIG. 11: a schematic diagram of an ear band inward folding device of a mask ear band welding machine.

FIG. 12: a left side schematic view of a right fold-in guide of a mask ear strap welder.

FIG. 13: a top view schematic of a right fold-in guide of a mask ear strap welder.

FIG. 14: a schematic perspective view of a hot-pressing head of a mask ear belt welding machine.

Detailed Description

The invention is further explained below with reference to the drawings:

referring to fig. 1 and 2, a mask ear belt welding machine includes a cabinet 10, a conveyor belt device 20, a mask rising blocking device 30, a fixing frame 40, a first lifting driving device 50, an ear belt taking device 60, an ear belt pulling device 70, an ear belt placing device 80, an ear belt shearing device 90, an ear belt welding device 100 and an ear belt inward folding device 110, wherein the mask rising blocking device 30 is used for blocking upward movement of a mask on the conveyor belt device 20, the conveyor belt device 20 is installed on the cabinet 10 and is located right below the fixing frame 40, the mask rising blocking device 30 and the ear belt inward folding device, the fixing frame 40 is installed on the cabinet 10, the first lifting driving device 50 is installed on the fixing frame 40, the ear belt taking device 60 is symmetrically arranged on the first lifting driving device 50 along a Y axis and is located between the ear belt pulling device 70 and the ear belt welding device 100, the ear belt pulling device 70 is symmetrically arranged on the cabinet 10 along the Y axis and is located right below the ear belt shearing device 90, the ear belt welding device 100 is positioned between the side of the conveyor belt device 20 and the ear belt taking device 60, the ear belt placing device 80, the ear belt shearing device 90 and the ear belt welding device 100 are symmetrically arranged on the fixing frame 40 along the Y-axis direction, and the ear belt inward folding device 110 is positioned between the conveying tail end of the conveyor belt device 20 and the fixing frame 40. The X axis is the left-right direction and the Y axis is the front-back direction.

Referring to fig. 3, the mask ascending blocking device 30 includes a first ascending blocking mechanism 301 for blocking the ascending of the side edge of the mask and a second ascending blocking mechanism 302 for blocking the ascending of the middle portion of the mask, the first ascending blocking mechanism 301 is symmetrically disposed on the fixing frame 40 along the Y-axis, and the second ascending blocking mechanism 302 is mounted on the cabinet 10.

Referring to fig. 3, the first rising-blocking mechanism 301 includes a boat-shaped sheet metal component 3011 and a connecting sheet metal component 3012, the boat-shaped sheet metal component 3011 is installed below the connecting sheet metal component 3012, and the connecting sheet metal component is installed on the fixing frame 40.

Referring to fig. 3, the second rising-blocking mechanism 302 includes an L-shaped sheet metal part 3021 and a third portal frame 3022, the third portal frame 3022 is installed on the cabinet 10 and straddles over the belt conveyor 20, and the L-shaped sheet metal part 3021 is installed on the third portal frame 3022 and is located over the belt conveyor 20.

Referring to fig. 4, the fixing frame 40 includes a first portal frame 401 and a cross frame 402, the first portal frame 401 is disposed over the conveyor belt device 20, the cross frame 402 is installed at the front side of the first portal frame 401, the ear belt placing device 80 and the ear belt welding device 100 are symmetrically disposed on the first portal frame 401 along the Y axis, and the ear belt cutting device 90 is symmetrically disposed on the cross frame 402 along the Y axis.

Referring to fig. 4, the cross frame 402 includes a cross strut 4021, a first strut fixing clip 4022 and a second strut fixing clip 4023, two ends of the cross strut 4021 are respectively connected to the fixing frame 40 through the first strut fixing clip 4022, the second strut fixing clip 4023 is symmetrically disposed on the cross strut 4021 along the Y-axis, and the ear-shearing band device 90 is mounted on the second strut fixing frame 40.

The position of the first strut fixing clamp 4022 in the vertical direction can be adjusted, the vertical position of the cross frame 402 can be adjusted through the first strut fixing clamp 4022, the vertical position of the ear band cutting device 90 can be adjusted, the position of the second strut fixing clamp 4023 in the left-right direction can be adjusted, the position of the scissors 902 device in the front-back direction can be adjusted through the second strut fixing clamp 4023, finally, the position of the ear band cutting device 90 can be adjusted to a proper position, and the ear band cutting device 90 can accurately cut off ear bands.

Referring to fig. 5, the first lifting driving device 50 includes a first bottom plate 501, a first rotary driving mechanism 502, a first connecting rod 503, a sliding rod 504 and a cross rod 505, the first rotary driving mechanism 502 is mounted on the first bottom plate 501, an upper end of the first connecting rod 503 is eccentrically hinged to the first rotary mechanism through the first hinge shaft, a lower end of the first connecting rod 503 is hinged to an upper end of the sliding rod through a second hinge shaft, the sliding rod 504 penetrates through the first bottom plate 501 to slide up and down, the cross rod 505 is fixedly disposed below the sliding rod 504, the first rotary driving mechanism 502 drives the upper end of the first connecting rod 503 to perform eccentric rotary motion, and the first connecting rod 503 drives the cross rod 505 to perform lifting motion through the first connecting rod 504.

First embodiment for preventing the slide bar 504 from rotating: the slide bar 504 is a polygonal bar.

Embodiment two, which prevents the slide bar 504 from rotating: two ends of the connecting rod 503 are connected to the fixing frame 40 through a guide rod assembly, the guide rod assembly includes a guide rod and a sliding seat mechanism, the lower end of the guide rod is fixedly connected to the cross rod 505, the guide rod is slidably sleeved in the sliding seat mechanism, and the sliding seat mechanism is mounted on the fixing frame 40.

Referring to fig. 5, the first rotary driving mechanism 502 includes a motor holder 5021, a motor 5022 and a rotary block 5023, the motor holder 5021 is installed on the first base plate 501, the motor 5022 is installed on the motor holder 5021, the rotary block 5023 is installed on an output shaft of the motor 5022, an upper end of the connecting rod 503 is eccentrically hinged to the rotary block 5023, and the motor 5022 drives the rotary block 5023 to drive the upper end of the connecting rod 503 to perform eccentric rotation.

Referring to fig. 5, the ear belt taking device 60 includes a second rotary driving mechanism 601, a first opening/closing driving mechanism 602, a second opening/closing driving mechanism 601, a front clamping jaw mechanism 603 and a back clamping jaw mechanism 604, wherein the first opening/closing driving mechanism 602 and the second opening/closing driving mechanism 601 are both installed under the second rotary driving mechanism 601, the front clamping jaw mechanism 603 and the back clamping jaw mechanism 604 are respectively installed under the first opening/closing driving mechanism 602 and the second opening/closing driving mechanism 601, the first rotary driving mechanism 602 and the second opening/closing driving mechanism 601 drive the front clamping jaw mechanism 603 and the back clamping jaw mechanism 604 to rotate, the directions of rotation of the front clamping jaw mechanism 603 and the back clamping jaw mechanism 604 are opposite, and the first opening/closing driving mechanism 602 and the second opening/closing driving mechanism 601 respectively drive the front clamping jaw mechanism 603 and the back clamping jaw mechanism 604 to open/close.

Referring to fig. 6, the ear band pulling device 70 includes an X-axis opening and closing driving mechanism 701, an ear band guiding mechanism 702, an ear band fixing mechanism 703 and an ear band clamping mechanism 704, the ear band guiding mechanism 702, the ear band fixing mechanism 703 and the ear band clamping mechanism 704 are sequentially disposed on the X-axis opening and closing driving mechanism 701 from front to back, the X-axis opening and closing driving mechanism 701 drives the ear band fixing mechanism 703 and the ear band clamping mechanism 704 to move in the X-axis direction in the opposite direction or in the back direction, and both the ear band fixing mechanism 703 and the ear band clamping mechanism 704 perform opening and closing movements.

The ear band guide mechanism 702 includes a base and a guide wheel mounted on the base.

The ear belt fixing mechanism 703 comprises a clamping seat, a first air cylinder and a movable chuck, wherein one end of the clamping seat in the Y-axis direction extends upwards to form a fixed chuck of an integrated structure, the first air cylinder is installed on the clamping seat, the output end of the first air cylinder is opposite to the fixed chuck, the movable chuck is installed at the output end of the first air cylinder, and the first air cylinder drives the movable chuck to move along the Y-axis direction.

The movable chuck is provided with a soil-shaped bulge at one end facing the fixed chuck, the fixed chuck is provided with a groove-11 which is matched with the soil-shaped bulge, the soil-shaped bulge is in sliding fit with the soil-shaped groove-11, and the ear belt passes through the space between the soil-shaped bulge and the soil-shaped groove-11.

The ear belt clamping mechanism 704 comprises a finger cylinder, a first claw and a second claw, a driving part of the finger cylinder faces the ear belt fixing mechanism 703, the first claw and the second claw are symmetrical pieces, the first claw and the second claw are symmetrically arranged on the finger cylinder, and the finger cylinder drives the first claw and the second claw to move in an opening and closing mode

Referring to fig. 7 and 8, the ear band shearing device 90 includes a third opening and closing driving mechanism 901 and scissors 902, the third opening and closing driving mechanism 901 includes a first lifting driving assembly 9011, a sliding rail 9012, a sliding plate 9013 and a handle driving assembly 9014, the sliding rail 9012 is vertically installed below the first lifting driving assembly 9011, the sliding rail 9012 includes a protruding strip 9012-2 seat 9012-1 and a protruding strip 9012-2 which are integrally formed, the protruding strip 9012-2 is arranged at the rear side of the protruding strip 9012-2 seat 9012-1, the sliding plate 9013 is connected below the first lifting driving assembly 9011 in a driving manner, the sliding plate 9013 is provided with a notch 9013-1 which is adapted to the protruding strip 9012-2, the protruding strip 9012-2 is in sliding fit with the notch 9013-1, the scissors 902 is hinged below the front handle of the protruding strip 9012-2, the handle of the scissors faces upward and is matched with the 902 driving assembly 9014, the, the first lifting driving assembly 9011 drives the sliding plate 9013 to drive the tool shank driving assembly 9014 to move up and down, and the tool shank driving assembly 9014 drives tool shanks of the scissors 902 to move in the opposite direction or in the opposite direction, so that the scissors 902 can move in an opening and closing mode.

Referring to fig. 8 and 9, the tool shank driving assembly 9014 includes a left tool shank dragging module 9014-1 and a right tool shank dragging module 9014-2 which are symmetrically arranged, the left tool shank dragging module 9014-1 includes an upper roller and a lower roller, the upper roller is located above the lower roller, and the left tool shank 9021 is located between the upper roller and the lower roller of the left tool shank dragging module 9014-1.

Referring to fig. 9, the handle of the scissors 902 includes a left handle 9021 and a right handle 9022, and the left handle 9021 and the right handle 9022 form an inverted-splayed structure.

The first lifting driving assembly 9011 comprises a second air cylinder and an air cylinder fixing plate, the second air cylinder is installed on the air cylinder fixing plate, a piston rod of the second air cylinder penetrates through the air cylinder fixing plate downwards, and the lower end of the piston rod is installed on the sliding plate 9013.

The knife handle driving assembly 9014 comprises a left knife handle dragging module 9014-1 and a right knife handle dragging module 9014-2 which are symmetrically arranged, the left knife handle dragging module 9014-1 comprises an upper roller and a lower roller, the upper roller is located above the lower roller, the upper roller and the lower roller are spaced, and the left knife handle 9021 is located between the upper roller and the lower roller of the left knife handle dragging module 9014-1.

Referring to fig. 8, the sliding device further includes a limiting piece 225, the limiting piece 225 is installed on the front side of the protruding strip 9012-2, and the sliding plate 9013 is attached to the position between the limiting piece 225 and the protruding strip 9012-2 and can slide between the seat 9012-1 and the protruding strip 9012-2.

The limiting piece 225 and the protruding strip 9012-2 seat 9012-1 limit the sliding plate 9013 to move in the front-back direction, and stability of the sliding plate 9013 in the up-and-down movement process is improved.

The operation process of the ear band shearing device 90 is as follows:

when the scissors 902 start to be in an open state, the ear belt penetrates through the edge of the scissors 902, and during work, the first air cylinder driving sliding plate 9013 drives the knife handle driving assembly 9014 to move downwards, and in the knife handle driving assembly 9014, the upper rollers of the left knife handle dragging module 9014-1 and the right knife handle dragging module 9014-2 respectively drive the left knife handle 9021 and the right knife handle 9022 to rotate backwards by taking the axis at the hinged position of the scissors 902 and the raised strip 9012-2 as a rotating shaft, so that the edges of the scissors 902 do combined motion and finally cut off the ear belt;

when the scissors 902 and the raised strips 9012-2 are hinged, the first air cylinder driving sliding plate 9013 drives the knife handle driving assembly 9014 to move upwards, in the knife handle driving assembly 9014, lower rollers of the left knife handle dragging module 9014-1 and the right knife handle dragging module 9014-2 respectively drive the left knife handle 9021 and the right knife handle 9022 to rotate oppositely by taking an axis at the hinged position of the scissors 902 and the raised strips 9012-2 as a rotating shaft, and finally the knife edge of the scissors 902 is opened.

Referring to fig. 10, the ear welding belt device 100 includes a double-head pressing mechanism 1001 and an ultrasonic wave generating mechanism 1002, the double-head pressing mechanism 1001 is mounted on the fixing frame 40, the double-head pressing mechanism 1001 is located right above the ultrasonic wave generating mechanism 1002, the ultrasonic wave generating mechanism 1002 is mounted on the cabinet 10, and the double-head pressing mechanism 1001 can press down on the ultrasonic wave generating mechanism 1002.

Referring to fig. 10, the dual-head pressing mechanism 1001 includes a second elevation driving assembly 1001-1 and a pressing rod 1001-2, the pressing rod 1001-2 is symmetrically disposed under the second elevation driving assembly 1001-1 along the X axis, and the second elevation driving assembly 1001-1 drives the symmetrically disposed pressing rod 1001-2 to perform an elevation motion.

Referring to fig. 11, the ear band folding device 110 includes an ear band folding guide mechanism 1101 and a bending hot-pressing shaping mechanism 1102, the ear band folding guide mechanism 1101 is symmetrically disposed on two sides of the conveyor belt device 20 along the Y-axis, and the bending hot-pressing shaping mechanism 1102 spans over the conveyor belt device 20 and is located between the fixing frame 40 and the conveying end of the conveyor belt device 20.

Referring to fig. 12 and 13, the ear belt inner folding guide mechanism 1101 comprises a support shaft 1101-1, a Y-axis transverse plate 1101-2, an arc plate 1101-3, an X-axis vertical plate 1101-4 and an inner folding guide rib 1101-5 which are all of an integral structure, wherein the left end of the Y-axis transverse plate 1101-2 is mounted on the support shaft 1101-1, the right end of the Y-axis transverse plate 1101-2 is connected with the front end of the X-axis vertical plate 1101-4 through the arc plate 1101-3, one end of the inner folding guide rib 1101-5 is connected with the rear end of the X-axis vertical plate 1101-4, and the inner folding guide rib 1101-5 is folded inwards from front to back.

Referring to fig. 11, the bending hot-pressing shaping mechanism 1102 includes a second portal frame 1102-1, a second lifting driving device 1102-2, a vibration absorbing mechanism 1102-3, a hot-pressing head 1102-4 and a supporting seat 1102-5, the second portal frame 1102-1 is installed on the cabinet 10, the second lifting driving device 1102-2 is installed on the second portal frame 1102-1, the vibration absorbing mechanisms 1102-3 are symmetrically arranged under the second lifting driving device 1102-2 along the Y-axis, the hot-pressing heads 1102-4 are symmetrically arranged under the vibration absorbing mechanisms 1102-3 along the Y-axis, the supporting seat 1102-5 is installed on the cabinet 10 and is symmetrically arranged right below the hot-pressing head 1102-4 along the Y-axis, the second lifting driving device 1102-2 drives the symmetrically arranged vibration absorption mechanisms 1102-3 to drive the symmetrically arranged hot pressing heads 1102-4 to move up and down.

Referring to fig. 11, the vibration absorbing mechanism 1102-3 includes PU rubber sheets 1102-31 and metal sheets 1102-32, and the metal sheets 1102-32 are installed under the PU rubber sheets 1102-31.

The PU composite material further comprises a fiber board, wherein the fiber board is arranged between the PU rubber boards 1102-31 and the metal boards 1102-32.

The hot-pressing head 1102-4 comprises a heating rod fixing seat 1102-41 and heating rods 1102-42, blind holes are respectively formed in the left part and the right part of the heating rod fixing seat 1102-41, the heating rods 1102-42 are inserted into the blind holes, the heating rods 1102-42 are electrically connected with a heating control device, and the heating control device is electrically connected with a power supply.

Referring to fig. 14, the heating rod holders 1102-41 include transverse plates 1102-411 and raised vertical plates 1102-412 of an integral structure, the transverse plates 1102-411 are installed below the shock absorbing mechanism 1102-3 and connected to the upper portions of the raised vertical plates 1102-412, and the blind holes are respectively opened at the left and right portions of the raised vertical plates 1102-412.

The supporting seat 1102-5 is a vertical plate, and a round corner is arranged at the front upper corner of the supporting seat 1102-5.

Referring to fig. 1 and 2, the mask taking-out device 120 is further included, and the mask taking-out device 120 is installed on the cabinet 10 and is abutted to the conveying end of the conveyor belt device 20.

The utility model discloses a working process:

the welding work of the ear bands on the left and right sides of the mask piece is the same, and the welding work of the ear bands on one side of the mask piece is explained as follows:

the ear belt output by the ear belt releasing device 80 passes through the ear belt fixing mechanism 703 backwards through the guidance of the ear belt guiding mechanism 702 to clamp and fix the ear belt, the rear end of the ear belt is reserved outside the ear belt fixing mechanism 703, the X-axis opening and closing driving mechanism 701 drives the ear belt fixing mechanism 703 and the ear belt clamping mechanism 704 to move in the front-back direction, when the rear end of the ear belt enters the clamping area of the ear belt clamping mechanism 704, the X-axis opening and closing driving mechanism 701 stops working, the ear belt clamping mechanism 704 clamps the rear end of the ear belt by combining movement, the ear belt fixing mechanism 703 opens to release the ear belt, the X-axis opening and closing driving mechanism 701 drives the ear belt fixing mechanism and the ear belt clamping mechanism 704 to move in the back-back direction along the X-axis direction to pull out the ear belt by a specified length, at this time, the ear belt fixing mechanism 703 clamps and fixes the ear belt again, the ear belt taking device 60 drives the front clamping jaw mechanism 604 and the rear clamping jaw mechanism 603 to respectively combine movement to clamp the ear belt 703 Two positions on the ear belt are clamped, the opening and closing driving mechanism III 901 drives the scissors 902 to do combined motion so as to cut off the part of the ear belt between the front clamping jaw mechanism 603 and the ear belt fixing mechanism 703, the ear belt clamped by the ear belt fixing mechanism 703 reserves the rear end, and finally ear belt feeding preparation work is finished;

the mask sheet production machine outputs the produced mask sheet to the conveying initial end of the front part of the conveying belt device 20, when the conveying belt device 20 drives the mask sheet to move backwards to the ear welding belt device 100, the conveying belt device 20 stops working, the ear taking device 60 drives the front clamping jaw mechanism 603 and the rear clamping jaw mechanism 604 to do rotary motion so as to drive the two ends of the ear belt to respectively move towards the direction of the conveying belt device 20 to the positions above the two welding positions of the mask sheet, the lifting driving device I50 drives the ear taking device 60 to drive the two ends of the ear belt to move downwards to the mask sheet, the double-head pressing mechanism 1001 moves downwards to press the two ends of the ear belt to the mask sheet, the two ends of the ear belt are welded to the mask sheet under the ultrasonic welding action of the ultrasonic generating mechanism 1002, and finally the double-head pressing mechanism 1001 resets to finish the ear belt welding work due to the ultrasonic welding relation, the double-end pressing mechanism 1001 is adhered to a mask piece, namely a mask, which is welded, to a certain extent, and in the process that the double-end pressing mechanism 1001 is reset to drive the mask to rise, the mask rising blocking device 30 blocks the mask piece of the mask, so that the mask is separated from the ear band welding device 100 finally, and the ear band welding work of the next mask piece is prevented from being influenced;

at this time, the ear belt is sleeved outside the arc-shaped plate 1101-3 of the ear belt inward folding guide mechanism 1101, in the process that the conveyor belt device 20 continues to drive the mask piece to move backwards, the ear belt is guided by the X-axis vertical plate 1101-4 and the inward folding guide rib 1101-5, finally, the ear belt on the mask piece is folded towards the center position of the mask piece to realize ear belt inward folding, when the mask piece enters between the hot pressing head 1102-4 and the supporting seat 1102-5, the conveyor belt device 20 stops working temporarily, the second lifting driving device 1102-2 drives the vibration absorption mechanism 1102-3 to press the inward folded bending position on the ear belt on the supporting seat 1102-5 through the hot pressing head 1102-4 to realize inward folding hot pressing shaping, the ear belt inward folding device 110 resets to finish ear belt inward folding work, the ear belt inward folding work is to ensure that the ear belt keeps inward folding on the mask piece, can make things convenient for follow-up gauze mask bagging-off packing work, conveyor means 20 drives this gauze mask piece at last and continues to the backward movement realization automatic discharge, and when this gauze mask piece moved to conveyor means 20's transport tail end on, gauze mask remove device 120 exported this gauze mask to specific position, finally accomplished a production cycle.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. A mask ear belt welding machine is characterized in that: the automatic ear picking device comprises a cabinet, a conveyor belt device, a mask ascending blocking device, a fixing frame, a first lifting driving device, an ear picking device, an ear pulling device, an ear placing device, an ear shearing device, a first welding device and an ear in-band folding device, wherein the mask ascending blocking device is used for blocking upward movement of a mask on the conveyor belt device, the conveyor belt device is installed on the cabinet and is positioned under the fixing frame, the first lifting driving device is installed on the fixing frame, the ear picking devices are symmetrically arranged on the first lifting driving device along the Y axial direction and are positioned between the ear pulling device and the ear welding device, the ear pulling devices are symmetrically arranged on the cabinet along the Y axial direction and are positioned under the ear shearing device, and the ear welding device is positioned between the side of the conveyor belt and the ear picking device, the ear band placing device, the ear band shearing device and the ear band welding device are symmetrically arranged on the fixing frame along the Y-axis direction, and the ear band inward folding device is positioned between the conveying tail end of the conveying belt device and the fixing frame.

2. The mask ear strap welder of claim 1, wherein: the fixing frame comprises a first portal frame and a cross frame, the first portal frame is arranged right above the conveying belt device in a spanning mode, the cross frame is installed on the front side of the first portal frame, the ear belt placing device and the ear belt welding device are symmetrically arranged on the first portal frame along the Y axial direction, and the ear belt cutting device is symmetrically arranged on the cross frame along the Y axial direction.

3. The mask ear strap welder of claim 1, wherein: the lifting driving device comprises a first base plate, a first rotary driving mechanism, a first connecting rod, a sliding rod and a transverse rod, wherein the first rotary driving mechanism is installed on the first base plate, the upper end of the first connecting rod is eccentrically hinged to a first rotating mechanism, the lower end of the connecting rod is hinged to the upper end of the sliding rod, the sliding rod penetrates the first base plate and can slide up and down, the transverse rod is fixedly arranged under the sliding rod, the upper end of the first rotary driving mechanism drives the connecting rod to do eccentric rotary motion, and the connecting rod drives the transverse rod to do lifting motion through the sliding rod.

4. The mask ear strap welder of claim 3, wherein: the first rotary driving mechanism comprises a motor base, a motor and a rotary block, the motor base is installed on the first base plate, the motor is installed on the motor base, the rotary block is installed on an output shaft of the motor, the upper end of the connecting rod is eccentrically hinged to the rotary block, and the motor drives the upper end of the connecting rod to do eccentric rotary motion.

5. The mask ear strap welder of claim 1, wherein: get ear area device and include rotary driving mechanism two, open and shut actuating mechanism one, open and shut actuating mechanism two, front clamping jaw mechanism and back clamping jaw mechanism, open and shut actuating mechanism one and open and shut actuating mechanism two and all install under rotary driving mechanism two, front clamping jaw mechanism and back clamping jaw mechanism are installed respectively under open and shut actuating mechanism one and open and shut actuating mechanism two, rotary driving mechanism two drives open and shut actuating mechanism one and open and shut actuating mechanism two and drive front clamping jaw mechanism and back clamping jaw mechanism respectively and do rotary motion, the direction of rotation of front clamping jaw mechanism and back clamping jaw mechanism is opposite, open and shut actuating mechanism one and open and shut actuating mechanism two and drive front clamping jaw mechanism and back clamping jaw mechanism respectively and do the motion of opening and shutting.

6. The mask ear strap welder of claim 1, wherein: the ear band pulling device comprises an X axial driving mechanism, an ear band guiding mechanism, an ear band fixing mechanism and an ear band clamping mechanism, wherein the ear band guiding mechanism, the ear band fixing mechanism and the ear band clamping mechanism are sequentially arranged on the X axial driving mechanism from front to back, the X axial driving mechanism drives the ear band fixing mechanism and the ear band clamping mechanism to move in opposite directions or in the opposite directions along the X axial direction, and the ear band fixing mechanism and the ear band clamping mechanism both move in an opening and closing manner.

7. The mask ear strap welder of claim 1, wherein: the ear band shearing device comprises a third opening and closing driving mechanism and scissors, the third opening and closing driving mechanism comprises a first lifting driving component, a slide rail, a slide plate and a knife handle driving component, the slide rail is vertically arranged below the lifting driving component and comprises a convex strip seat and a convex strip which are of an integrated structure, the convex strip is arranged at the rear side of the convex strip seat, the sliding plate is connected with the lifting driving component in a driving way, the sliding plate is provided with a notch matched with the convex strip, the convex strip is in sliding fit with the notch, the scissors are hinged at the front lower part of the convex strip, the knife handle of the scissors is upward and is matched with the knife handle driving component, the knife handle driving component is arranged on the sliding plate, the first lifting driving assembly drives the sliding plate to drive the cutter handle driving assembly to do lifting motion, and the cutter handle driving assembly drives the cutter handles of the scissors to do opposite or back motion to achieve opening and closing motion of the scissors.

8. The mask ear strap welder of claim 1, wherein: the ear belt inward folding device comprises ear belt inward folding guide mechanisms and bending hot-pressing shaping mechanisms, the ear belt inward folding guide mechanisms are symmetrically arranged on two sides of the conveying belt device along the Y-axis direction, and the bending hot-pressing shaping mechanisms are arranged right above the conveying belt device in a crossing mode and located between the fixing frame and the conveying tail end of the conveying belt device.

9. The mask ear strap welder of claim 8, wherein: the hot pressing shaping mechanism of buckling includes portal frame two, lift drive arrangement two, inhale the mechanism of shaking, hot pressing head and supporting seat, portal frame two is installed on the rack, lift drive arrangement two is installed on portal frame two, it sets up under lift drive arrangement two along Y axial symmetry to inhale the mechanism, the hot pressing head sets up under the mechanism of shaking along Y axial symmetry, the supporting seat is installed on the rack and sets up under the hot pressing head along Y axial symmetry, the mechanism of shaking that the drive of lift drive arrangement two is the symmetry and sets up drives the hot pressing head that is the symmetry and sets up and do the elevating movement.