CN214395497U - Ear belt machining robot and ear belt machining assembly line - Google Patents

Abstract

An ear belt processing robot and an ear belt processing assembly line are disclosed, wherein an ear belt guide post of the ear belt processing robot is arranged on an ear belt driving seat; the thread end clamp assembly is movably arranged on the ear belt guide post; the wire end fixer is provided with a wire end clamping interface with adjustable size; the wire head clamping interface and the wire head clamp assembly are used for clamping the ear belt; the wire end clamping interface and the wire end clamp assembly are respectively used for fixing an ear belt and are clamped by a first tangent clamp and a second tangent clamp, after the ear belt cutting assembly cuts off the ear belt positioned at the wire end clamping interface, the first tangent clamp and the second tangent clamp convey the ear belt to the welding assembly after angle adjustment; the ear belt processing assembly line comprises a conveying track and the ear belt processing robot. This ear area processing robot for tighten, cut off and weld on gauze mask with the ear area is automatic, provide full-automatic ear area processing function for gauze mask processing assembly line, improved the machining efficiency of gauze mask.

Description

Ear belt machining robot and ear belt machining assembly line

Technical Field

The utility model relates to an ear area processing machine people technical field especially relates to an ear area processing machine people and ear area flow direction of packaging line.

Background

The existing mask manufacturing process mainly adopts a mechanical device to realize full-automatic batch production; the mask mainly comprises a plurality of layers of filter cloth with a filtering function, a nose bridge strip for clamping the filter cloth on the nose bridge and a hanging lug for hanging on ears; in the prior art, the ear belts are welded on the surface of the mask cloth and hung at the left and right ears of a user, so that two ear belts are arranged on the mask surface; however, since the cutting, conveying and welding structures of the ear belt are complicated, the structures among the cutting portion, the conveying portion and the welding portion are not simple, and the processing and production efficiency of the left and right ears is low during mass production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ear area processing robot, its welding machines hand and biography material manipulator realize the output of ear area, cut off and the material loading.

The utility model also provides an ear area flow direction of packaging line, it has used foretell ear area processing robot.

To achieve the purpose, the utility model adopts the following technical proposal:

an earband processing robot comprising: a welding manipulator and a material conveying manipulator;

the biography material manipulator includes: the ear belt driving seat, the ear belt guide post, the thread end fixer and the thread end clamp assembly are arranged on the ear belt driving seat;

the ear belt guide post is arranged on the ear belt driving seat; the thread end clamp assembly is movably mounted on the ear belt guide post; the wire end fixer is provided with a wire end clamping interface with adjustable size; the wire head clamping interface and the wire head clamp assembly are used for clamping an ear belt;

the welding manipulator includes: the device comprises a device frame, a rotary driver, a first tangent clamp, a second tangent clamp, an ear band cutting assembly and a welding assembly; the ear band clamp is divided into: a first tangent clamp and a second tangent clamp;

the rotary driver and the ear band cutting assembly are mounted on the device frame; the output end of the rotation driver is respectively connected with the first tangent clamp and the second tangent clamp and is used for driving the first tangent clamp and the second tangent clamp to rotate;

the thread end clamping interface and the thread end clamp assembly are respectively used for fixing an ear belt, the first tangent clamp and the second tangent clamp are clamped, the ear belt cutting assembly is cut off and located at the thread end clamping interface, behind the ear belt, the first tangent clamp and the second tangent clamp are used for conveying the ear belt to the welding assembly after angle adjustment.

Preferably, the thread end holder includes: the device comprises a thread end fixing seat, a thread end pressure head and a pressure head driver;

the thread end fixing seat is provided with the thread end clamping interface; the wire end pressure head is movably arranged at the wire end clamping interface, one end of the wire end pressure head is connected with the output end of the pressure head driver, the pressure head driver drives the wire end pressure head to move in the wire end clamping interface in a resetting way, so that the caliber of the wire end clamping interface can be adjusted, and the wire end pressure head is used for clamping and loosening the mask ear band passing through the wire end clamping interface;

the thread end clamp assembly has a clamping function, and the clamping end of the thread end clamp assembly passes through the thread end clamping interface after moving and is used for clamping the mask ear band.

Preferably, the method further comprises the following steps: a main body drive assembly;

the output end of the main body driving assembly is connected with the thread end clamp assembly and used for driving the thread end clamp assembly to move along the ear belt guide post in a resettable mode.

Preferably, the main body driving assembly includes: a thread end transmission driver and a track driving component;

the track drive assembly includes: the thread end driving wheel, the thread end driven wheel and the thread end conveying belt;

the output end of the thread end transmission driver is connected with the thread end driving wheel and is used for driving the thread end driving wheel to rotate; the thread end driving wheel and the thread end driven wheel are respectively connected by the thread end conveying belt in a synchronous rotating mode, the thread end clamp assembly is fixed on the thread end driving wheel, and the thread end driving wheel and the thread end driven wheel drive the thread end clamp assembly to move when rotating.

Preferably, the thread end transfer driver includes: the device comprises a thread end transmission base, a thread end transmission shaft, a transmission motor, a transmission driving wheel, a transmission driven wheel and a transmission synchronous belt;

the thread end transmission shaft is rotatably arranged on the thread end transmission base, and the thread end driving wheel is synchronously and rotatably arranged on the thread end transmission shaft;

the transmission driven wheel is synchronously and rotatably arranged on the thread end transmission shaft; the output end of the conveying motor is connected with the conveying driving wheel and is used for driving the conveying driving wheel to rotate; the transmission synchronous belt respectively connects the transmission driving wheel and the transmission driven wheel in a synchronous rotation way.

Preferably, the ear band driving seat, the ear band guide post, the thread end fixer, the thread end clamp assembly and the track driving assembly form a manipulator unit;

the thread end driving wheels of the plurality of manipulator units are arranged on the same thread end transmission shaft.

Preferably, the ear band cutting assembly comprises: the cutting device comprises cutting scissors, a cutting base, a cutting lifting driver, a first cutting limiting part and a second cutting limiting part;

the cutting scissors are provided with a shearing part and an adjusting handle; the cutting lifting driver is arranged on the cutting base, and the output end of the cutting lifting driver is connected with the cutting scissors and used for driving the cutting scissors to lift;

the first cutting limiting part is arranged on the outer side of the cutting part; the second cutting limiting part is arranged between the adjusting handles on the two sides;

the adjusting handle is limited to move between the first cutting limiting part and the second cutting limiting part so as to adjust the opening and closing of the cutting part.

Preferably, the ear band cutting assembly comprises: cutting a moving block;

the cutting moving block is provided with the cutting scissors and is connected to the output end of the cutting lifting driver; the cutting moving block is provided with a cutting guide block; the cutting base is provided with a cutting guide groove; the cutting guide block is limited to move in the cutting guide groove;

the cutting guide block is a roller which can be rotatably arranged and is contacted with the inner wall of the cutting guide groove when moving in the cutting guide groove.

Preferably, the welding assembly comprises: a welding pressure head and a welding device;

the welding pressure head is connected with the device frame, is in liftable contact with the welding device and is used for welding the ear belt to the mask cloth at the welding device; after the ear belt clamp rotates, the clamping opening of the ear belt clamp is positioned below the welding pressure head.

An ear belt processing assembly line comprises a conveying track and the ear belt processing robot;

the ear belt processing robots are arranged on two sides of the conveying track; the conveying track is used for conveying the mask cloth, so that the mask cloth passes through the ear belt processing robot, the ear belt processing robot welds the ear belt to the mask cloth.

The utility model has the advantages that:

ear belt processing machine people for tighten, cut off and weld on gauze mask with the ear belt is automatic, provide full-automatic ear belt processing function for gauze mask processing assembly line, improved the machining efficiency of gauze mask.

Drawings

FIG. 1 is a schematic view of a lug belt processing line;

FIG. 2 is a schematic structural view of an ear band processing robot;

FIG. 3 is a schematic structural view of a material conveying manipulator;

FIG. 4 is a schematic structural view of a material conveying manipulator;

FIG. 5 is a schematic structural view of a welding robot;

FIG. 6 is a schematic view of the structure of the ear band cutting assembly;

fig. 7 is a schematic structural view of the welding robot.

Wherein:

the welding manipulator 1 and the material conveying manipulator 2; a main body drive assembly 3; a transfer rail 4; a manipulator unit 30;

the device comprises a device frame 11, a rotary driver 12, an ear band clamp 13, an ear band cutting assembly 14 and a welding assembly 15;

a welding ram 151, a welding device 152, a welding driver 153;

a cutting scissors 141, a cutting base 142, a cutting lifting driver 143, a first cutting limit piece 144, a second cutting limit piece 145, a limit support rod 146, and a cutting moving block 147;

a cutout 1411, an adjustment handle 1412, a cutting opening 1413, an adjustment opening 1414;

cutting guide blocks 1471; a cutting guide 1421;

a fixed clamp head 131, a movable clamp head 132, a clamping driver 133 and a cutting clamp port 134; a first wire cutting jig 13A, a second wire cutting jig 13B;

an ear belt driving seat 21, an ear belt guide column 22, a thread end fixer 23 and a thread end clamp assembly 24; the in-position sensing device 25;

a thread end fixing seat 231, a thread end pressure head 232 and a pressure head driver 233; a stub bar interface 2311 and a conveyor belt pass-through port 2312;

a thread end moving base 241, a thread end gripper 242, a conveyor belt clamping opening 243;

a light detector 251, a position stop 252;

a thread end transfer driver 31, a track driving assembly 32;

a thread end conveying base 311, a thread end conveying shaft 312, a conveying motor 313, a conveying driving wheel 314, a conveying driven wheel 315 and a conveying synchronous belt 316;

a thread end driving wheel 321, a thread end driven wheel 322 and a thread end transmission belt 323.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

An earband processing robot comprising: a welding manipulator 1 and a material conveying manipulator 2;

the material conveying manipulator 2 comprises: an ear belt driving seat 21, an ear belt guide post 22, a thread end fixer 23 and a thread end clamp assembly 24;

the ear belt guide post 22 is mounted on the ear belt driving seat 21; the thread end clamp assembly 24 is movably mounted to the ear band guide post 22; the thread end fixer 23 is provided with a thread end clamping interface 2311 with adjustable size; the stub clip interface 2311 and the stub clip assembly 24 are used for clamping an ear band;

the welding robot 1 includes: the device comprises a device frame 11, a rotary driver 12, a first tangent clamp 13A, a second tangent clamp 13B, an ear band cutting assembly 14 and a welding assembly 15; the ear band clamp 13 is divided into: a first tangent clamp 13A and a second tangent clamp 13B;

the rotary drive 12 and the ear band cutting assembly 14 are mounted to the device frame 11; the output end of the rotating driver 12 is respectively connected with the first tangent clamp 13A and the second tangent clamp 13B, and is used for driving the first tangent clamp 13A and the second tangent clamp 13B to rotate;

the tab buckle interface 2311 and the tab clamp assembly 24 are respectively used for fixing an ear belt and are clamped by the first cutting clamp 13A and the second cutting clamp 13B, after the ear belt at the tab buckle interface 2311 is cut off by the tab belt cutting assembly 14, the first cutting clamp 13A and the second cutting clamp 13B transmit the ear belt to the welding assembly 15 after angle adjustment.

Ear belt processing machine people for tighten, cut off and weld on gauze mask with the ear belt is automatic, provide full-automatic ear belt processing function for gauze mask processing assembly line, improved the machining efficiency of gauze mask.

Specifically, the thread end fixer 23 is arranged near the ear belt guide post 22; the thread end clamp assembly 24 is movably arranged on the ear band guide post 22 and can be driven to move by manual drive or a well-known mechanical structure; the ear belt can pass through the thread end clamping interface 2311, and when the thread end clamping interface 2311 is in an open state, the ear belt is in a free loose state; the thread end clamp assembly 24 moves to the thread end clamping interface 2311, clamps one end of the ear belt, moves in the direction away from the thread end clamping interface 2311, drives the ear belt to move for a specified distance, and enables the length between the end clamped by the thread end clamp assembly 24 and the thread end clamping interface 2311 to meet the processing length; at this time, the thread end card interface 2311 is intermittently adjusted, and the thread end card interface 2311 is closed; the two ends of the ear band are fixed, and at the moment, the ear band is cut out only by an ear band cutting assembly of the mask processing line, so that the effect of separating the ear band with the specified length can be realized; after the ear band is cut, the thread end clamp assembly 24 and the thread end holder 23 continue to perform the above-mentioned processing circularly. The ear band cutting assembly 14, the first wire cutting clamp 13A and the second wire cutting clamp 13B are distributed in sequence; after the ear strap is exported, first tangent line anchor clamps 13A and second tangent line anchor clamps 13B can be respectively with the both ends centre gripping of ear strap, only need adjust the angle of first tangent line anchor clamps 13A and second tangent line anchor clamps 13B through rotating driver 12 this moment, the angle modulation of first tangent line anchor clamps 13A and second tangent line anchor clamps 13B is located welding pressure head 151 below to the nip, the welding pressure head 151 that corresponds first tangent line anchor clamps 13A and second tangent line anchor clamps 13B department presses the both ends of this section ear strap to welding ware 152 respectively, weld the ear strap in the gauze mask under the ultrasonic wave effect, the function of welding in the gauze mask at ear strap both ends has been realized.

Aim at the gauze mask cloth that welding assembly 15 department passed through with the ear area, weld between ear area and the gauze mask cloth by welding assembly 15, realized the full-automatic equipment between ear area and the gauze mask cloth.

The rotary driver 12 is a device having a driving function, such as a motor, or a combination of a motor and a reducer. The ear band cutting assembly 14 can be replaced by known scissors, which are simply used to cut a length of ear band from a long ear band.

The stub clip interface 2311 may be replaced by a clip formed by a known clip; meanwhile, in order to keep the ear strap in a tightened state when the ear strap is cut, it is preferable that the thread end pressing head 232 is not completely pressed against the ear strap but in a certain loosened state although both ends of the ear strap are fixed when the thread end catching interface 2311 is in a closed state; at this time, the adjustable thread end clamp assembly 24 drives the ear belt to move a small distance, so that the ear belt is in a tightened state, and the cutting treatment of the cutting scissors 141 is facilitated.

Alternatively, when the thread end clamping opening is closed, but not completely pressing the ear belt, the ear belt is still in a certain tightening state, and the thread end clamp assembly 24 can drive the ear belt to move, so that when the ear belt extends out of the specified length through the thread end clamping opening 2311, the ear belt is always in the tightening state, and the thread end clamp assembly 24 does not need to be adjusted to move a small distance.

The pressure head driver 233 is a well-known mechanism having a driving function, and only needs to drive the thread head pressure head 232 to move in a resetting manner, such as an air cylinder, or a matching of a motor and a screw rod.

The thread end clamp assembly 24 comprises: a thread end moving base 241 and a thread end gripper 242;

the thread end moving base 241 is movably mounted on the ear band guide post 22; the thread end clamping device 242 has a clamping function, is mounted on the thread end moving seat 241, and passes through the thread end clamping interface 2311 after moving.

The thread end transfer belt 323 can be fixed to at least one of the thread end clamp 242 and the thread end moving seat 241 according to actual use conditions; the thread end clamp 242 may be formed of a known clamp having a clamping function, and has a structure for opening and closing the clamping opening.

Preferably, the thread end holder 23 includes: a thread end fixing seat 231, a thread end pressure head 232 and a pressure head driver 233;

the thread end fixing seat 231 is provided with the thread end clamping interface 2311; the thread end pressure head 232 is movably arranged at the thread end clamping interface 2311, one end of the thread end pressure head is connected with the output end of the pressure head driver 233, the pressure head driver 233 drives the thread end pressure head to move on the thread end clamping interface 2311 in a resetting manner, so that the caliber of the thread end clamping interface 2311 can be adjusted, and the thread end pressure head is used for clamping and loosening a mask ear belt passing through the thread end clamping interface 2311;

the thread end clamp assembly 24 has a clamping function, and a clamping end of the thread end clamp assembly passes through the thread end clamping interface 2311 after moving, and is used for clamping the mask ear band.

The ear belt can pass through the thread end clamping interface 2311, the thread end pressure head 232 does not extend out at the moment, and the ear belt is in a free loose state; the pressure head driver 233 intermittently adjusts to drive the wire head pressure head 232 to extend, reset and contract; when the thread end pressure head 232 extends out, the ear belt is pressed on the inner wall of the thread end clamping interface 2311, and one end of the ear belt is fixed; the ear band has both ends fixed, and the ear band only needs to be cut out by the ear band cutting assembly 14 of gauze mask processing assembly line this moment, can realize separating out the effect of appointed length ear band.

Preferably, the method further comprises the following steps: a main body drive assembly 3;

the output of the body drive assembly 3 is connected to the thread end clamp assembly 24 for driving the thread end clamp assembly 24 to move along the ear band guide post 22 in a resettable manner.

Preferably, the thread end clamp assembly 24 is mechanically driven; specifically, the main body driving assembly 3 drives the head clamp assembly 24 to move on the ear band guide post 22. The main body driving assembly 3 may be a well-known mechanism having a driving movement, such as an air cylinder; the output end of the cylinder is connected with the thread end clamp assembly 24, and the thread end clamp assembly 24 is driven to move along the ear band guide post 22 in a resetting way by the extension and contraction of the output end of the cylinder.

Or the main body driving assembly 3 includes: the motor, the screw rod and the nut with the internal thread structure; the screw rod is rotatably connected with the output end of the motor, and the screw cap is matched with the screw rod through a thread structure; the nut is connected to a thread end clamp assembly 24, and when the motor is started, the screw rotates, the nut moves on the screw and drives the thread end clamp assembly 24 to move along the ear band guide post 22 in a resettable manner.

Preferably, the main body driving assembly 3 includes: a thread head transfer driver 31 and a track driving assembly 32;

the track drive assembly 32 includes: a thread end driving wheel 321, a thread end driven wheel 322 and a thread end transmission belt 323;

the output end of the thread end transmission driver 31 is connected with the thread end driving wheel 321 and is used for driving the thread end driving wheel 321 to rotate; the thread end driving wheel 321 and the thread end driven wheel 322 are respectively connected with the thread end transmission belt 323 in a synchronous rotating mode, the thread end clamp assembly 24 is fixed on the thread end transmission belt 323, and the thread end clamp assembly 24 is driven to move when the thread end transmission belt rotates.

The thread end transmission driver 31 is a driver with driving rotation, and can be a motor, or the motor is matched with a speed reducer. When the thread end transmission driver 31 is a motor, the thread end transmission driver 31 drives the thread end driving wheel 321 to rotate, and under the driving action of the thread end transmission belt 323, the thread end driven wheel 322 rotates; as the thread end transfer belt 323 passes over the thread end clamp assembly 24, the thread end clamp assembly 24 is fixed to the thread end transfer belt 323; when the thread end conveyor belt 323 rotates, the thread end clamp assembly 24 is driven to move, and then the lug belt clamped by the thread end clamp assembly 24 moves for a specified length; under this structure, because the output state of motor is adjustable, more convenient the removal that resets of end of a thread anchor clamps subassembly 24.

Preferably, the thread end fixing seat 231 is mounted on the ear band guide post 22; the ear belt driving seat 21, the thread end fixer 23, the thread end clamp assembly 24 and the ear belt driving seat 21 are sequentially arranged on the ear belt guide post 22;

the thread end fixing seat 231 is provided with a conveying belt passing hole 2312; the thread end clamp assembly 24 is provided with a conveyor belt clamping opening 243; the thread end transfer belt 323 passes through the belt passage opening 2312 and the belt clamping opening 243 and is connected to the thread end gripper assembly 24 at the belt clamping opening 243.

The ear belt driving seats 21 are arranged at two ends of the ear belt guide column 22; the thread end fixer 23 is fixed on the ear belt guide post 22; the thread end clamp assembly 24 can movably move on the ear belt guide post 22; since the thread end holder 23 and the thread end gripper assembly 24 are fixed to the same ear guide post 22, the thread end gripper assembly 24 is driven to move at the conveyor clamping opening 243 after the thread end conveyor 323 has passed through the conveyor passage opening 2312. The thread leading driving wheel 321 and the thread leading driven wheel 322 may be respectively installed at the ear belt driving seats 21 at both ends of the ear belt guide post 22 or respectively installed on the work table.

Preferably, the thread end transfer driver 31 includes: a thread end conveying base 311, a thread end conveying shaft 312, a conveying motor 313, a conveying driving wheel 314, a conveying driven wheel 315 and a conveying synchronous belt 316;

the thread end transmission shaft 312 is rotatably mounted on the thread end transmission base 311, and the thread end driving wheel 321 is synchronously rotatably mounted on the thread end transmission shaft 312;

the transmission driven wheel 315 is synchronously and rotatably mounted on the thread end transmission shaft 312; the output end of the conveying motor 313 is connected with the conveying driving wheel 314 and is used for driving the conveying driving wheel 314 to rotate; the transfer timing belt 316 synchronously rotationally connects the transfer drive pulley 314 and the transfer driven pulley 315, respectively.

The output end of the transmission motor 313 rotates to drive the transmission driving wheel 314 to rotate, and under the drive of the transmission synchronous belt 316, the transmission driven wheel 315 rotates to drive the thread end transmission shaft 312 to rotate, so as to drive the thread end driving wheel 321 to rotate, further drive the thread end transmission belt 323 to displace, and realize the movement of the thread end clamp assembly 24.

The thread end driving wheel 321 is coaxially and rotatably mounted on the thread end conveying shaft 312, so that the thread end driving wheel 321 can be driven to rotate only by manually or mechanically driving the thread end conveying shaft 312 to rotate, and then the thread end conveying belt 323 is driven to move under the action of the thread end driven wheel 322, so that the thread end clamp assembly 24 is moved.

Preferably, the ear band driving seat 21, the ear band guide post 22, the thread end holder 23, the thread end clamp assembly 24 and the track driving assembly 32 form a manipulator unit 30;

the thread take-up pulleys 321 of the plurality of robot units 30 are mounted on the same thread take-up transfer shaft 312.

When the thread end driving wheels 321 of the manipulator units 30 are mounted on the same thread end transmission shaft 312, the thread end driving wheels 321 of the manipulator units 30 can synchronously rotate only by driving the thread end transmission shaft 312 to rotate by the single transmission motor 313, so that the thread end clamp assemblies 24 of different manipulator units 30 can be moved and driven. As shown in the figure, the robot units 30 are 2, and are respectively positioned at both sides of the port transfer robot; the material conveying manipulator is used for conveying the masks so that the masks without the ear belts are conveyed in sequence, and the ear belts are output to the masks by the manipulator; because normal gauze mask all has both sides ear area, consequently, 2 manipulator units 30 of this scheme can carry out the material loading respectively in the left and right sides to the gauze mask, have realized starting the function that single power source can convey both sides ear area, have saved the cost, have improved the conveying efficiency of ear area again.

Preferably, the method further comprises the following steps: the in-position sensing device 25; the in-position sensing device 25 includes: a light detector 251 and a position stop 252;

both the light detector 251 and the positioning baffle 252, one of which is mounted to the thread end holder 23 and the other of which is mounted to the thread end clamp assembly 24 so as to be synchronously movable; after the light detector 251 and the in-position shutter 252 are relatively moved, the in-position shutter 252 is moved between the emitting end and the detecting end of the light detector 251.

As shown, the light detector 251 has an emitting end and a detecting end, and the thread end clamp assembly 24 can keep moving when the light (such as infrared rays and the like) emitted from the emitting end is received by the detecting end; when the in-place baffle 252 is arranged between the transmitting end and the detecting end after the thread end clamp assembly 24 moves, the detecting end controls the main body driving assembly 3 to stop moving because the light transmission between the transmitting end and the detecting end is blocked by the in-place baffle 252, and the in-place indication is made for the thread end clamp assembly 24 in the moving process; when the thread end clamp assembly 24 finishes clamping the ear strap or finishes the ear strap and is output, the thread end clamp assembly 24 performs reset movement, and the in-position baffle 252 is separated from the position between the transmitting end and the detecting end.

Preferably, the ear band cutting assembly 14 comprises: a cutting scissors 141, a cutting base 142, a cutting lifting driver 143, a first cutting limit piece 144 and a second cutting limit piece 145;

the cutting scissors 141 are provided with a cutting part 1411 and an adjusting handle 1412; the cutting lifting driver 143 is mounted on the cutting base 142, and an output end of the cutting lifting driver is connected to the cutting scissors 141, so as to drive the cutting scissors 141 to lift;

the first cut stopper 144 is disposed outside the cutting portion 1411; the second cutting stoppers 145 are disposed between the adjusting handles 1412 on both sides;

the adjusting handle 1412 is limited to move between the first cutting limiting part 144 and the second cutting limiting part 145 to adjust the opening and closing of the cutting portion 1411.

The cutting scissors 141 of the present application are similar to known scissors in that a single cutting portion 1411 is connected to a single adjustment handle 1412 to form a single-sided knife, and when the two single-sided knives are rotatably connected to a point, the cutting ability is provided, and the cutting ends of the single-sided knives are adjusted to be close to and far away from each other by the adjustment handle 1412, so that the cutting function of the scissors is realized.

Specifically, when the processing robot is in use, when an ear belt passes through the ear belt cutting assembly 14, the output end of the cutting lifting driver 143 drives the cutting scissors 141 to lift, so as to control the opening and closing of the cutting part 1411; when the cutting scissors 141 are located at the highest point, the inner side of the adjusting handle 1412 abuts against the second cutting limiting part 145, the second cutting limiting part 145 is closest to the rotation point of the cutting parts 1411, and the cutting opening 1413 formed between the cutting parts 1411 is smallest; when the cutting scissors 141 descend, the adjusting handle 1412 can be separated from the second cutting limit-limiting piece 145, the rotation point of the cutting portion 1411 is far away from the second cutting limit-limiting piece 145, and the cutting opening 1413 is gradually opened; meanwhile, when the shearing part 1411 continues to descend, the shearing part 1411 abuts against the first cutting limit pieces 144 on the two sides and keeps opening outwards under the limit action of the shearing part 1411, so that the cutting opening 1413 is opened, and the adjusting opening 1414 formed between the adjusting handles 1412 is opened; when the adjustment knob 1412 abuts against the first cut stop 144, the cutting opening 1413 is maximized; and when the cutting elevating driver 143 drives the cutting portion 1411 to be restorably elevated and lowered to adjust the size of the cutting opening 1413, the ear band located at the cutting opening 1413 is cut.

Before, after or during the cutting process of the ear band, the ear band clamp 13 with the clamping function clamps the ear band to drive the ear band to carry out angle adjustment, so that other processing devices weld the ear band on the mask cloth, and further process and form the outlet mask product.

The rotary drive 12 is a known rotary device, such as a motor, or a motor in combination with a reducer. The cutting elevating driver 143 is a well-known device having a driving movement, such as an air cylinder, or a motor coupled with a screw.

Preferably, the ear band clamp 13 comprises: a fixed clamp head 131, a movable clamp head 132, and a clamp driver 133;

the clamping driver 133 is mounted on the fixed clamp head 131, and an output end thereof is connected to the movable clamp head 132, and is configured to drive the movable clamp head 132 to move, so that a size of the cutting clamp 134 formed between the fixed clamp head 131 and the movable clamp head 132 is adjustable.

The ear band clamp 13 can be replaced by other clamps, and only needs to clamp the ear band when in use. Preferably, the ear band clamp 13 using the present embodiment further comprises a clamping driver 133, wherein the output end of the clamping driver 133 drives the movable clamp head 132 to move, and the movable clamp head 132 moves closer to and farther away from the fixed clamp head 131, so as to control the size of the cutting clamp 134, so that the cutting clamp 134 is used for clamping and releasing the ear band.

The movable clamp head 132 is provided with a clamping guide hole; the ear band clamp 13 includes: a grip guide bar 135; one end of the clamping guide rod 135 is fixedly connected with the fixed clamp head 131, and the other end is movably limited in the clamping guide hole.

In order to make the movable clamp head 132 fit to the same position of the fixed clamp head 131 every movement, it is preferable that the movement of the movable clamp head 132 is guided by the clamp guide 135, and the movable clamp head 132 moves in the extending direction of the clamp guide 135, thereby improving the moving smoothness of the movable clamp head 132.

Preferably, the ear band cutting assembly 14 comprises: cutting the moving block 147;

the cutting moving block 147 is provided with the cutting scissors 141 and is connected to the output end of the cutting lifting driver 143; the cutting moving block 147 is provided with a cutting guide block 1471; the cutting base 142 is provided with a cutting guide groove 1421; the cutting guide block 1471 moves in the cutting guide groove 1421 in a limiting manner;

the cutting guide block 1471 is a roller rotatably disposed and contacts the inner wall of the cutting guide 1421 when moving in the cutting guide 1421.

When the cutting moving block 147 moves, the cutting guide block 1471 is driven to move; the cutting guide block 1471 is located in the cutting guide groove 1421, so that under the limiting action of the cutting guide groove 1421, the cutting guide block 1471 can move along the inner wall of the cutting guide groove 1421, thereby effectively ensuring that the cutting scissors 141 are kept stable in the moving process and providing a guiding action for the cutting scissors 141. As shown in the drawings, the cutting guide 1421 extends vertically, and the cutting scissors 141 can vertically move up and down along the cutting guide 1421 when moving up and down, and are not easily deviated. The cutting guide 1421 may have other shapes, such as an arc-shaped structure, and it is only necessary to form a height difference between two ends of the cutting guide 1421.

When the cutting guide block 1471 is rotatable, when the cutting guide block 1471 moves in the cutting guide 1421, it may contact the inner wall of the cutting guide 1421 through an automatic rotation action, so that the cutting guide block 1471 contacts the inner wall of the cutting guide 1421 in a rotation manner, thereby improving the smoothness of moving in the cutting guide 1421 and reducing the abrasion of the cutting guide 1421.

Preferably, the ear band cutting assembly 14 comprises: a limit support bar 146; the plurality of limiting support rods 146 are fixed to the cutting base 142 in a position-adjustable manner, and one of the first cutting limiting member 144 and the second cutting limiting member 145 is mounted on the limiting support rod 146.

When the limiting support rod 146 is movable, the first cutting limiting piece 144 and the second cutting limiting piece 145 connected with the limiting support rod can be movable, the cutting part 1411 and the adjusting handle 1412 can be limited at different positions, so that the maximum value and the minimum value of the cutting opening 1413 and the adjusting opening 1414 can be adjusted, the maximum value and the minimum value of the unfolding of the cutting part 1411 can be further controlled to be adjustable, the shearing force of the cutting scissors 141 can be adjusted, and the processing manipulator can be suitable for the cutting scissors 141 with different specifications.

Generally, the fixing of the limit support rod 146 on the cutting base 142 can be replaced by a known fixing method, and only the limit support rod needs to be movable on the cutting base 142. For example, the limiting support rod 146 is fixed at different height positions of the cutting base 142 by a clamp, so that the cutting scissors 141 abut against the first cutting limiting part 144 and the second cutting limiting part 145 in the lifting process to realize limiting.

The cutting base 142 is provided with a plurality of limiting channels 1422; the position-limiting support rod 146 is fixed on the position-limiting track 1422 in a position-adjustable manner.

The limit support bar 146 may be fixed in the limit way 1422, and for its fixing function of adjusting tightness, may be fixed in the limit way 1422 in a known manner. As shown in the figure, nuts are matched on the limiting support rod 146 with the external thread structure, the nuts are located on the front side and the rear side of the limiting channel 1422, and the position of the limiting support rod 146 can be fixed by adjusting the nuts on the two sides to press the limiting channel 1422, so that the first cutting limiting part 144 and the second cutting limiting part 145 are fixed; when the first cutting limiting part 144 and the second cutting limiting part 145 need to be moved, the position of the limiting support rod 146 in the limiting channel 1422 is adjusted by only loosening the nut, so that the position adjustment of the first cutting limiting part 144 and the second cutting limiting part 145 is realized.

The first cutting limit-limiting member 144 and/or the second cutting limit-limiting member 145 are rotatably disposed rollers. The first cutting limit-limiting part 144 and/or the second cutting limit-limiting part 145 are/is rotatably mounted on the limit support rod 146; when the cutting portion 1411 and the adjusting handle 1412 contact the roller, the roller rotates through the arc structure along with the lifting action of the cutting portion 1411 and the adjusting handle 1412 to drive the cutting portion 1411 and the adjusting handle 1412 to unfold and fold, so as to further reduce the abrasion of the first cutting limit-limiting member 144 and/or the second cutting limit-limiting member 145 on the cutting portion 1411 and the adjusting handle 1412, and prolong the service life. If the outer side of the cutting portion 1411 abuts against the arc structure, the cutting portion 1411 is driven to move downward by the rotation of the arc structure, so that the cutting openings 1413 are sequentially opened.

The processing mechanical arm is arranged on the robot frame; the ear band clamp 13 is divided into: a first tangent clamp 13A and a second tangent clamp 13B; the ear band cutting assembly 14, the first wire cutting clamp 13A and the second wire cutting clamp 13B are adjacently arranged in sequence.

The first tangent clamp 13A and the second tangent clamp 13B are respectively used for clamping the ear belts to tighten the ear belts, so that the ear belts can be conveniently cut by the ear belt cutting assembly 14 to separate a section of ear belts; at this time, the first tangent clamp 13A and the second tangent clamp 13B are only required to be driven by the rotary driver 12 to rotate and weld the first tangent clamp 13A and the second tangent clamp 13B on the mask cloth by clamping the ear band.

Preferably, the welding assembly 15 comprises: a weld ram 151 and a welder 152;

the welding ram 151 is connected to the device frame 11 and is in liftable contact with the welding device 152 for welding the ear band to the mask cloth at the welding device 152; after the ear band clamp 13 rotates, the clamping opening is located below the welding pressure head 151.

As shown, when the ear band clamp 13 is rotated, it can drive the ear band to turn to the lower part of the welding pressure head 151; at this time, the welding ram 151 is simply lowered, the welding ram 151 contacts the ear band, and the ear band can be welded to the mask cloth under the interaction of the welding ram 151 and the welding device 152; the welding assembly 15 here is preferably an ultrasonic welder.

The welding assembly 15 includes: a welding driver 153; the welding driver 153 is installed on the device frame 11, and an output end of the welding driver is connected to the welding ram 151 for driving the welding ram 151 to ascend and descend. The welding driver 153 is a well-known device having a lifting driving function, such as an air cylinder, or a mating assembly of a motor and a screw. The output end of the welding driver 153 drives the welding pressure head 151 to move up and down, so that the welding pressure head 151 presses the ear band to the mask cloth at the welding device 152.

An ear belt processing assembly line comprises a conveying track and the ear belt processing robot;

the ear belt processing robots are arranged on two sides of the conveying track; the conveying track is used for conveying the mask cloth, so that the mask cloth passes through the ear belt processing robot, the ear belt processing robot welds the ear belt to the mask cloth.

In the description of the present invention, it is to be understood that the terms "front", "back", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "side", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims (10)

1. An ear band processing robot, comprising: a welding manipulator and a material conveying manipulator;

the biography material manipulator includes: the ear belt driving seat, the ear belt guide post, the thread end fixer and the thread end clamp assembly are arranged on the ear belt driving seat;

the ear belt guide post is arranged on the ear belt driving seat; the thread end clamp assembly is movably mounted on the ear belt guide post; the wire end fixer is provided with a wire end clamping interface with adjustable size; the wire head clamping interface and the wire head clamp assembly are used for clamping an ear belt;

the welding manipulator includes: the device comprises a device frame, a rotary driver, a first tangent clamp, a second tangent clamp, an ear band cutting assembly and a welding assembly; the ear band clamp is divided into: a first tangent clamp and a second tangent clamp;

the rotary driver and the ear band cutting assembly are mounted on the device frame; the output end of the rotation driver is respectively connected with the first tangent clamp and the second tangent clamp and is used for driving the first tangent clamp and the second tangent clamp to rotate;

the thread end clamping interface and the thread end clamp assembly are respectively used for fixing an ear belt, the first tangent clamp and the second tangent clamp are clamped, the ear belt cutting assembly is cut off and located at the thread end clamping interface, behind the ear belt, the first tangent clamp and the second tangent clamp are used for conveying the ear belt to the welding assembly after angle adjustment.

2. The ear band processing robot according to claim 1, wherein said thread end holder comprises: the device comprises a thread end fixing seat, a thread end pressure head and a pressure head driver;

the thread end fixing seat is provided with the thread end clamping interface; the wire end pressure head is movably arranged at the wire end clamping interface, one end of the wire end pressure head is connected with the output end of the pressure head driver, the pressure head driver drives the wire end pressure head to move in the wire end clamping interface in a resetting way, so that the caliber of the wire end clamping interface can be adjusted, and the wire end pressure head is used for clamping and loosening the mask ear band passing through the wire end clamping interface;

the thread end clamp assembly has a clamping function, and the clamping end of the thread end clamp assembly passes through the thread end clamping interface after moving and is used for clamping the mask ear band.

3. The ear band processing robot according to claim 2, further comprising: a main body drive assembly;

the output end of the main body driving assembly is connected with the thread end clamp assembly and used for driving the thread end clamp assembly to move along the ear belt guide post in a resettable mode.

4. The ear band processing robot according to claim 3, wherein said main body driving assembly comprises: a thread end transmission driver and a track driving component;

the track drive assembly includes: the thread end driving wheel, the thread end driven wheel and the thread end conveying belt;

the output end of the thread end transmission driver is connected with the thread end driving wheel and is used for driving the thread end driving wheel to rotate; the thread end driving wheel and the thread end driven wheel are respectively connected by the thread end conveying belt in a synchronous rotating mode, the thread end clamp assembly is fixed on the thread end driving wheel, and the thread end driving wheel and the thread end driven wheel drive the thread end clamp assembly to move when rotating.

5. The ear band processing robot according to claim 4, wherein said thread end transfer driver comprises: the device comprises a thread end transmission base, a thread end transmission shaft, a transmission motor, a transmission driving wheel, a transmission driven wheel and a transmission synchronous belt;

the thread end transmission shaft is rotatably arranged on the thread end transmission base, and the thread end driving wheel is synchronously and rotatably arranged on the thread end transmission shaft;

the transmission driven wheel is synchronously and rotatably arranged on the thread end transmission shaft; the output end of the conveying motor is connected with the conveying driving wheel and is used for driving the conveying driving wheel to rotate; the transmission synchronous belt respectively connects the transmission driving wheel and the transmission driven wheel in a synchronous rotation way.

6. The ear band processing robot according to claim 5, wherein the ear band driving mount, the ear band guide post, the thread end holder, the thread end clamp assembly and the rail driving assembly form a manipulator unit;

the thread end driving wheels of the plurality of manipulator units are arranged on the same thread end transmission shaft.

7. The ear band processing robot according to claim 1, wherein said ear band cutting assembly comprises: the cutting device comprises cutting scissors, a cutting base, a cutting lifting driver, a first cutting limiting part and a second cutting limiting part;

the cutting scissors are provided with a shearing part and an adjusting handle; the cutting lifting driver is arranged on the cutting base, and the output end of the cutting lifting driver is connected with the cutting scissors and used for driving the cutting scissors to lift;

the first cutting limiting part is arranged on the outer side of the cutting part; the second cutting limiting part is arranged between the adjusting handles on the two sides;

the adjusting handle is limited to move between the first cutting limiting part and the second cutting limiting part so as to adjust the opening and closing of the cutting part.

8. The ear band processing robot according to claim 7, wherein said ear band cutting assembly comprises: cutting a moving block;

the cutting moving block is provided with the cutting scissors and is connected to the output end of the cutting lifting driver; the cutting moving block is provided with a cutting guide block; the cutting base is provided with a cutting guide groove; the cutting guide block is limited to move in the cutting guide groove;

the cutting guide block is a roller which can be rotatably arranged and is contacted with the inner wall of the cutting guide groove when moving in the cutting guide groove.

9. The ear band processing robot according to claim 1, wherein said welding assembly comprises: a welding pressure head and a welding device;

the welding pressure head is connected with the device frame, is in liftable contact with the welding device and is used for welding the ear belt to the mask cloth at the welding device; after the ear belt clamp rotates, the clamping opening of the ear belt clamp is positioned below the welding pressure head.

10. An ear band processing line, characterized by comprising a transfer track and an ear band processing robot according to any one of claims 1-9;

the ear belt processing robots are arranged on two sides of the conveying track; the conveying track is used for conveying the mask cloth, so that the mask cloth passes through the ear belt processing robot, the ear belt processing robot welds the ear belt to the mask cloth.

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