CN114054840A

CN114054840A - Device for cutting and spraying electric wheelchair and using method thereof

Info

Publication number: CN114054840A
Application number: CN202111418075.8A
Authority: CN
Inventors: 陈留平
Original assignee: Xuzhou Hengbeishu Medical Technology Co ltd
Current assignee: Xuzhou Hengbeishu Medical Technology Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-02-18
Anticipated expiration: 2041-11-25
Also published as: CN114054840B

Abstract

The utility model provides a device for cutting and spraying an electric wheelchair, which comprises a cutting device, a conveying device arranged on one side of an x axis of the cutting device, and a circular tube conveying device arranged on one side of a y axis of the conveying device, wherein a single circular tube can be fed at intervals; and the spraying device is arranged on the other side of the y axis of the circular tube conveying device. Because the frame of electric wheelchair generally is formed by welding round pipe one by one, and this device can realize full automation cutting spraying round pipe, saves labour's consumption.

Description

Device for cutting and spraying electric wheelchair and using method thereof

Technical Field

The utility model belongs to the technical field of wheelchairs, and particularly relates to a device for cutting and spraying an electric wheelchair and a using method thereof.

Background

The Chinese patent publication No. CN211460884U relates to the technical field of medical equipment and equipment, and comprises a frame, a back cushion and a seat cushion, wherein rear wheels and direction-changing front wheels are arranged below the frame; a right-angle fourth pipe body and a right-angle fifth pipe body are further arranged above the third pipe body, and the fourth pipe body and the fifth pipe body are connected to form a guardrail; the first pipe body, the second pipe body, the third pipe body, the fourth pipe body and the fifth pipe body are all of oblate pipe structures; and a folding dinner plate mechanism is also arranged on the fourth pipe body. The dining car frame has the beneficial effects that the main body structure of the frame is formed by the pipe body with the oblate pipe structure, so that the frame is stable and durable, and the folding dinner plate mechanism is further arranged, so that the dining car frame is convenient for a patient to use for dining.

The frame of the wheelchair is generally formed by welding round pipes, and comprises an electric wheelchair; however, in the prior art, a device for realizing full automation of the circular tube cutting and spraying process does not exist.

Disclosure of Invention

In view of the above problems in the prior art, the present invention provides a cutting and spraying device for an electric wheelchair and a method for using the same.

The utility model provides the following technical scheme:

a device for cutting and spraying an electric wheelchair comprises a cutting device, a conveying device arranged on one side of an x axis of the cutting device, a round tube conveying device arranged on one side of a y axis of the conveying device, and a feeding device, wherein a single round tube can be fed at intervals; and the spraying device is arranged on the other side of the y axis of the circular tube conveying device.

Specifically, the cutting device comprises a mounting seat; the first motor is arranged on the mounting seat through the bearing seat assembly, and the first motor is a stepping motor; the chain ring seat is arranged on the bearing seat component through a flat key; the two ends of the joint bearing connecting rod are provided with L-shaped steel balls for connection in a threaded manner, and the L-shaped steel ball at one end is provided with a connecting thread on the chain ring seat; the L-shaped steel balls at the other end are connected and arranged on a sliding block of the linear guide rail I through a mounting plate; a blade mounting seat is mounted on the linear guide rail I; the blade mounting seat is provided with a blade; the guard plate is positioned under the blade and is arranged on the circular tube arranging seat through the guard plate mounting seat; a round pipe limiting block is arranged on the round pipe placing seat; one end of the x axis of the circular tube placing seat is provided with a propelling device, and the other end of the x axis of the circular tube placing seat is provided with a conveying device.

Specifically, the propelling device comprises a propelling block arranged on a sliding block of the linear guide rail II and a first air cylinder arranged at one end of the sliding block of the linear guide rail II.

Specifically, the propulsion block comprises a cylinder; a circular truncated cone-shaped groove is arranged in the cylinder, and one end of the circular truncated cone-shaped groove is open while the other end is closed; a first through hole is formed in the axis position of the cylinder; a cylindrical pipe is welded on the inner wall of the closed end of the circular truncated cone-shaped groove in the cylinder; a sliding rail is arranged on the cylindrical tube, one end of the sliding rail is a closed end, and the other end of the sliding rail is an open end; the ball body is arranged in the slide rail and the circular truncated cone-shaped groove, a diameter of the through hole is equal to the diameter of the circular tube, the diameter of the ball body is larger than the shortest distance between the slide rail and the inner wall of the cylinder, and the width of the slide rail is smaller than the diameter of the ball body.

Specifically, the conveying device consists of a synchronous belt, a synchronous belt wheel and a synchronous belt idler wheel.

Specifically, the circular tube conveying device comprises a bottom plate; the partition plates are arranged at the two ends of the bottom plate; the fixing plate is arranged on the partition plate, and one end of the fixing plate, which is far away from the bottom plate, is in a sawtooth shape; a linear guide rail V is arranged on the bottom plate; a moving block is arranged on the linear guide rail V, and one surface of the moving block is an inclined surface; a cam bearing follower is arranged on a support frame made of aluminum profiles and is arranged on a moving block; guide shafts arranged at two ends of the support frame penetrate through flanges arranged on the bottom plate; a single-shaft robot is arranged on one side of the moving block; the two sides of the support frame are provided with moving plates, the same sawtooth-shaped ends are arranged on the same sides of the sawtooth-shaped positions of the moving plates and the fixed plates, the sawtooth-shaped ends of the moving plates and the sawtooth-shaped ends of the fixed plates are arranged in a staggered mode, when the support frame is located at the highest point, the sawtooth-shaped end of the moving plate is located at the upper end of the sawtooth-shaped end of the fixed plate, and when the support frame is located at the lowest point, the sawtooth-shaped end of the moving plate is located at the lower end of the sawtooth-shaped end of the fixed plate.

Specifically, the spraying device comprises a fixed seat; a support plate mounted on the fixing base; two ends of the support plate are arranged on the support plate through a fourth linear guide rail; a second through hole is formed in the supporting plate; a third through hole is formed in the mounting block and is positioned below the second through hole; the belt pulley is arranged in a through hole III of the mounting block through a crossed roller bearing, an outer bearing block and an inner bearing block; the ball screw penetrates through the through hole II, the through hole III and the belt pulley and is mounted on the motor II through the coupler, the motor II is mounted on one side of the belt pulley, a bearing is arranged between the ball screw and the belt pulley, and the ball screw is tightly pressed on the belt pulley through a locking nut; a second air cylinder is arranged at one end of the mounting block, and a second magnetic switch is arranged at the zero stroke of the second air cylinder; a linear guide rail III penetrates through the through hole II and the through hole III to be installed on the other side of the belt pulley, and a moving seat on the ball screw is installed on the linear guide rail III; the nozzle component mounting base is mounted on the moving base of the ball screw through a positioning pin; the nozzle component mounting base is provided with a nozzle component; the conveying mechanism is arranged on the supporting plate and is positioned right below the spray head assembly, and two conveying belts are arranged on the conveying mechanism; the limiting block is arranged between the two conveyor belts; the limiting block is installed on the third air cylinder, the third air cylinder is installed on the conveying mechanism through an air cylinder fixing plate, and the first magnetic switch is arranged at the two ends of the third air cylinder.

Specifically, the spraying device further comprises a rotating device.

Specifically, rotary device includes and installs the motor three on the installation piece through the motor mount pad, installs the hold-in range idler on the motor three, connects through the hold-in range between hold-in range idler and the belt pulley.

Based on the device, the utility model also provides a using method of the device for cutting and spraying the electric wheelchair, which comprises the following steps:

s1, manually inserting a round pipe to penetrate through the first through hole and the round pipe limiting block;

s2, starting a first motor, a first air cylinder, a conveying device, a single-shaft robot and a conveying mechanism through a control panel;

s3, the motor drives the chain ring seat to rotate, so that the mounting plate is driven to move up and down along the linear guide rail I, and the blade is driven to move up and down; meanwhile, the first cylinder pushes the pushing block to move along the second linear guide rail, the ball body can clamp the round pipe under the pushing of the first cylinder so as to drive the round pipe to move forwards, when the first cylinder retracts, the ball body rolls along the sliding rail so as to loosen the round pipe, and the round pipe is driven to continuously and intermittently advance under the back-and-forth movement of the first cylinder so that the lengths of the round pipes cut by the blade are the same;

s4, pushing the cut round tube into a conveying device under the propelling of the subsequent round tube, and driving the round tube to move forward by the conveying device;

s5, enabling the circular tubes to reach a circular tube conveying device, driving the moving block to move along the linear guide rail V by the single-shaft robot, enabling the cam bearing follower to roll along the inclined plane of the moving block and driving the moving plate to move up and down, enabling the circular tubes to be firstly clamped at sawtooth gaps of the moving plate, enabling the circular tubes to fall off the sawtooth gaps of the fixed plate along with the moving plate moving down, driving the moving plate to move up by the moving block, enabling the circular tubes to reach the inclined plane of the next sawtooth at the moment, and reciprocating in such a way that one circular tube moves to the front of the limiting plate;

s6, when the proximity sensor senses the round tube, a signal is fed back to the controller, the controller controls the single-shaft robot to be closed, the cylinder IV is started, the cylinder IV retracts to drive the limiting plate to descend, the round tube reaches the conveying mechanism, and a spraying program is started;

s7, starting a spraying program, which comprises the following two operation methods:

d1, the transmission mechanism drives the round tube to move forward, when the round tube reaches the upper part of the limiting block, the proximity switch senses the round tube, a signal is fed back to the controller, the controller controls to open the third air cylinder and the second motor, the third air cylinder pushes out the round tube, and when the round tube reaches the full stroke, the first magnetic switch feeds back the signal and closes the third air cylinder; meanwhile, the second motor drives the ball screw to rotate forwards so as to drive the spray head assembly to move downwards, then the spray head assembly and the second air cylinder are started to spray on the circular tube, and meanwhile, the second air cylinder drives the mounting block to move along the linear guide rail IV so as to fully spray the circular tube;

d2, the transmission mechanism drives the circular tube to move forwards, when the circular tube reaches the upper part of the limiting block, the proximity switch senses the circular tube, a signal is fed back to the controller, the controller controls to open the third air cylinder, the second motor and the third motor, the third motor drives the synchronous belt idler wheel to rotate, and therefore the belt pulley is driven to rotate, and the spray head assembly is driven to rotate right above the circular tube; meanwhile, the cylinder III pushes out the round pipe, and when the stroke is full, the magnetic switch I feeds back a signal to close the cylinder III; meanwhile, the second motor drives the ball screw to rotate forwards so as to drive the spray head assembly to move downwards, then the spray head assembly and the second air cylinder are started to spray on the circular tube, and meanwhile, the second air cylinder drives the mounting block to move along the linear guide rail IV so as to fully spray the circular tube;

s8, controlling the spraying device to recover, wherein the method specifically comprises the following two operation methods:

d1, controlling the spraying device to recover, feeding back a signal by the magnetic switch II when the air cylinder II reaches a zero stroke position, closing the air cylinder II and the spray head assembly, simultaneously starting the air cylinder III by the reversing motor II, and contracting the air cylinder III to enable the round pipe to be left on the conveying belt and be brought to the next coating process; meanwhile, the second motor drives the spray head assembly to return to the initial position;

d2, feeding back a signal by the magnetic switch II when the air cylinder II reaches a zero stroke position, closing the air cylinder II and the spray head assembly, simultaneously reversing the motor II and the motor III, starting the air cylinder III, and contracting the air cylinder III to enable the round pipe to be left on the conveying belt and be brought to the next brushing process; simultaneously, the second motor and the third motor drive the spray head assembly to return to the initial position;

and S9, switching off the air cylinder III and starting the single-shaft robot by a magnetic switch-feedback signal at the zero stroke of the air cylinder III, and repeating the operation.

The utility model has the beneficial effects that:

1. because the frame of the electric wheelchair is generally formed by welding round pipes, the device can realize full-automatic cutting and spraying of the round pipes, and labor consumption is saved;

2. the circular tube conveying device in the device can realize feeding of a single circular tube at intervals, and the accuracy of subsequent operation is ensured;

3. the rotating device added in the second embodiment of the utility model can facilitate the replacement of the spray head assembly and avoid the spray head assembly from being sprayed on the conveying mechanism due to improper operation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a front view of a first embodiment of the present invention;

FIG. 2 is a top view of a first embodiment of the present invention;

FIG. 3 is a partial front view of the cutting device of the present invention;

FIG. 4 is a schematic view of the internal structure of the propulsion block of the present invention;

FIG. 5 is a cross-sectional view taken at B-B of FIG. 2;

FIG. 6 is a cross-sectional view taken at A-A in FIG. 2;

FIG. 7 is an elevational view of the stop block of the present invention;

FIG. 8 is a cross-sectional view taken along line A-A of example two of the present invention.

Detailed Description

Example one

As shown in fig. 1 to 2, the utility model provides a device for cutting and spraying by an electric wheelchair, which comprises a cutting device 1, a conveying device 4 arranged at one side of an x axis of the cutting device 1, a round pipe conveying device 2 arranged at one side of a y axis of the conveying device 4, and a plurality of round pipes which can be fed at intervals; and the spraying device 3 is arranged on the other side of the y axis of the circular tube conveying device 2.

Referring to fig. 1, 2 and 3, the cutting device 1 includes a mounting base 101, a motor 115 is mounted on the mounting base 101 through a bearing block assembly 102, a chain ring base 104 is mounted on the bearing block assembly 102 through a flat key 103, an L-shaped steel ball connection 105 is mounted at two ends of a joint bearing connection rod 106 through threads, the L-shaped steel ball connection 105 at one end is mounted on the chain ring base 104 through threads, the L-shaped steel ball connection 105 at the other end is mounted on a slide block of a linear guide rail 108 through a mounting plate 107, and the first linear guide rail 108 is provided with a blade mounting seat 109, the blade mounting seat 109 is provided with a blade 110, a guard plate 112 which is positioned under the blade 110 and is arranged on a circular tube arranging seat 111 through a guard plate mounting seat 113, the protective plate is used for protecting the blade 110 and the circular tube placing seat 111, so that the blade 110 is prevented from being in direct contact with the circular tube placing seat 111, workers can conveniently replace the protective plate 112, and the quality of a cutting surface of a circular tube is guaranteed; a round pipe limiting block 114 is mounted on the round pipe mounting seat 111 through a screw and used for limiting the movement of the round pipe; one end of the x axis of the circular tube placing seat 111 is provided with a propelling device 116 for propelling the circular tube; the other end of the x axis of the circular tube placing seat 111 is provided with a conveying device 4, and the cut circular tube is pushed to the conveying device 4 so as to enter the next working procedure.

The first motor 115 is a stepping motor, and the rotating speed of the first motor 115 can be adjusted through a controller, so that the length of a single round pipe after cutting is changed, and different requirements of workers are met.

Referring to fig. 1, the propelling device 116 includes a propelling block 1161 mounted on a sliding block of the second linear guide rail 1162, and a first cylinder 1163 mounted at one end of the sliding block of the second linear guide rail 1162, wherein the first cylinder 1163 drives the propelling block 1161 to move back and forth by pushing the sliding block on the second linear guide rail 1162.

Please refer to fig. 4, the pushing block 1161 includes a cylinder 11611, a truncated cone-shaped groove 11612 is disposed in the cylinder 11611, one end of the truncated cone-shaped groove 11612 is open, the other end of the truncated cone-shaped groove 11612 is closed, a through hole 11613 is disposed at an axial center position of the cylinder 11611, a cylindrical tube 11615 is welded on an inner wall of the closed end of the truncated cone-shaped groove 11612 in the cylinder 11611, a slide rail 11614 is disposed on the cylindrical tube 11615, one end of the slide rail 11614 is closed, the other end of the slide rail 11614 is open, a sphere 11616 is disposed in the slide rail 11614 and the truncated cone-shaped groove 11612, the diameter of the through hole 11613 is equal to the diameter of the circular tube, the diameter of the sphere 11616 is greater than a shortest distance from the slide rail 11614 to the inner wall of the cylinder 11611, the width of the slide rail 11614 is smaller than the diameter of the sphere 16, so that when the circular tube 11613 is disposed in the through hole 11613, the sphere 1163 can clamp the circular tube, thereby driving the circular tube 11616 to move forward, and when the cylinder 1163 retracts, the ball 11616 rolls along the slide rail 11614 to loosen the round tube, and the round tube is intermittently fed by the reciprocating motion of the cylinder 1163.

The transmission device 4 consists of a synchronous belt, a synchronous belt wheel and a synchronous belt idler wheel, and the motor arranged on the synchronous belt wheel is started to drive the synchronous belt to run when the transmission device 4 is started.

Referring to fig. 5, the circular tube transporting device 2 includes a bottom plate 208, partition plates 201 installed at two ends of the bottom plate 208 by screws, a fixing plate 202 installed on the partition plates 201 by screws, one end of the fixing plate 202 far away from the bottom plate 208 is in a zigzag shape, a linear guide rail five 214 is installed on the bottom plate 208, a moving block 206 is installed on the linear guide rail five 214, a cam bearing follower 205 is installed on a supporting frame 204 made of an aluminum profile, the cam bearing follower 205 is arranged on the moving block 206, guide shafts 209 installed at two ends of the supporting frame 204 penetrate through flanges 210 installed on the bottom plate 208, one side of the moving block 206 is an inclined surface, and a single-shaft robot 207 is installed at one side of the moving block 206, so that the supporting frame 204 moves up and down along with the inclined surface of the moving block 206, moving plates 203 are installed at two sides of the supporting frame 204, the same zigzag end is installed at the same side of the positions of the moving plate 203 as the fixed plate 202, the sawtooth ends of the moving plate 203 and the sawtooth ends of the fixed plate 202 are arranged in a staggered mode, when the support frame 204 is located at the highest point, the sawtooth ends of the moving plate 203 are located at the upper end of the sawtooth ends of the fixed plate 202, and when the support frame 204 is located at the lowest point, the sawtooth ends of the moving plate 203 are located at the lower end of the sawtooth ends of the fixed plate 202; a fourth cylinder 215 is symmetrically arranged at one end of the bottom plate 208, and a limiting plate 213 is arranged on the fourth cylinder 215 and used for limiting the position of the circular tube; and a proximity sensor 211 mounted on the base plate 208 through a sensor mounting seat 212 and having the same end as the position-limiting plate 213.

Please refer to fig. 6 and 7, the spraying device 3 includes a fixing base 301, a supporting plate 315 installed on the fixing base 301, two ends of an installation block 318 are installed on the supporting plate 315 through a four linear guide rail 317 installed, a second through hole 316 is installed on the supporting plate 315, a third through hole 319 is installed on the installation block 318, the third through hole 319 is located below the second through hole 316, a pulley 309 is installed in the third through hole 319 of the installation block 318 through a cross roller bearing 312, an outer bearing pressing block 314 and an inner bearing pressing block 313, a ball screw 306 is installed on a second motor 303 through the second through hole 316, the third through hole 319 and the pulley 309 through a coupling 304, a bearing 311 is arranged between the ball screw 306 and the pulley 309, and the ball screw 306 is pressed on the pulley 309 through a lock nut 310; the second air cylinder 322 is installed at one end of the installation block 318, the second air cylinder 322 is provided with a second magnetic switch in a zero stroke mode, the second motor 303 is installed at one side of the belt pulley 309, the third linear guide rail 305 penetrates through the second through hole 316 and the third through hole 319 to be installed at the other side of the belt pulley 309, the moving seat on the ball screw 306 is installed on the third linear guide rail 305, the nozzle assembly installation seat 308 is installed on the moving seat of the ball screw 306 through the positioning pin 307, the nozzle assembly 302 is installed on the nozzle assembly installation seat 308, the conveying mechanism 320 is installed on the supporting plate 315 and located right below the nozzle assembly 302, the conveying mechanism 320 is provided with two conveying belts 321, the limiting block 324 is arranged between the two conveying belts 321, the limiting block 324 is installed on the third air cylinder 323, the third air cylinder 323 is installed on the conveying mechanism 320 through an air cylinder fixing plate 325, and the first magnetic switches are arranged at two ends of the third air cylinder 323.

When the transmission mechanism 320 is started, the motor in the transmission mechanism 320 is started, and the transmission belt 321 is driven to run.

Referring to fig. 7, a proximity switch 327 is mounted on the stopper 324.

The showerhead assembly 302 is controlled to open or close, i.e., the solenoid on the showerhead assembly 302 is controlled to open or close.

The first motor 115, the first cylinder 1163, the conveying device 4, the single-axis robot 207, the fourth cylinder 215, the proximity sensor 211, the second cylinder 322, the second magnetic switch, the second motor 303, the spray head assembly 302, the third cylinder 323, the first magnetic switch, the proximity switch 327 and the conveying mechanism 320 are externally connected and communicatively coupled with the control panel.

The control panel is internally provided with a PLC controller which can program a numerical control system, the PLC is used as a central control system, the touch screen is used for realizing the program input and the operation control of the whole machine, and the automation of the whole processing process is realized. The control system can be used as a system for connecting each execution element to move according to a logic track, and the execution elements are controlled to operate according to the required operation steps through programming.

Based on the device, the embodiment of the utility model further provides a using method of the device for cutting and spraying the electric wheelchair, which comprises the following steps:

step one, manually inserting a round tube to penetrate through the first through hole 11613 and the round tube limiting block 114;

step two, starting a first motor 115, a first cylinder 1163, a conveying device 4, a single-shaft robot 207 and a conveying mechanism 320 through a control panel;

step three, the first motor 115 drives the chain ring seat 104 to rotate, so as to drive the mounting plate 107 to move up and down along the first linear guide rail 108, and further drive the blade 110 to move up and down; meanwhile, the first cylinder 1163 pushes the pushing block 1161 to move along the second linear guide rail 1162, the ball 11616 can clamp the round pipe under the pushing of the first cylinder 1163, so that the round pipe is driven to move forwards, when the first cylinder 1163 retracts, the ball 11616 rolls along the sliding rail 11614, so that the round pipe is loosened, and under the back-and-forth movement of the first cylinder 1163, the round pipe is driven to continuously advance intermittently, so that the round pipes cut by the blade 110 are the same in length;

step four, the cut round tube enters the conveying device 4 under the propulsion of the subsequent round tube, and the conveying device 4 drives the round tube to move forwards;

step five, the circular tubes reach the circular tube conveying device 2, at the moment, the single-shaft robot 207 drives the moving block 206 to move along the five linear guide rails 214, so that the cam bearing follower 205 rolls along the inclined surface of the moving block 206 to drive the moving plate 203 to move up and down, the circular tubes are firstly clamped at the sawtooth gaps of the moving plate 203, the circular tubes fall at the sawtooth gaps of the fixed plate 202 along with the downward movement of the moving plate 203, then the moving block 206 drives the moving plate 203 to move up, at the moment, the circular tubes reach the inclined surface of the next sawtooth, the reciprocating is carried out, and the circular tubes move to the position in front of the limit plate 213 one by one;

step six, when the proximity sensor 211 senses the round tube, a signal is fed back to the controller, the controller controls to close the single-shaft robot 207, and starts the cylinder four 215, the cylinder four 215 retracts to drive the limit plate 213 to descend, the round tube reaches the conveying mechanism 320, and a spraying program is started;

step seven, the conveying mechanism 320 drives the circular tube to move forwards, when the circular tube reaches the upper part of the limiting block 324, the proximity switch 327 senses the circular tube, a signal is fed back to the controller, the controller controls to open the third air cylinder 323 and the second motor 303, the third air cylinder 323 pushes out the circular tube, and when the full stroke is reached, the first magnetic switch feeds back the signal, and the third air cylinder 323 is closed; meanwhile, the second motor 303 drives the ball screw 306 to rotate forwards so as to drive the spray head assembly 302 to move downwards, then the spray head assembly 302 and the second air cylinder 322 are started to spray on the circular tube, and meanwhile, the second air cylinder 322 drives the mounting block 318 to move along the fourth linear guide rail 317 so as to fully spray the circular tube;

step eight, controlling the spraying device 3 to recover, feeding back a signal by the magnetic switch II when the air cylinder II 322 reaches a zero stroke position, closing the air cylinder II 322 and the spray head assembly 302, simultaneously starting the air cylinder III 323 by the reversing motor II 303, and contracting the air cylinder III 323 to enable the round pipe to be left on the conveyor belt 321 and be brought to the next coating process; meanwhile, the second motor 303 drives the spray head assembly 302 to return to the initial position;

step nine, a magnetic switch at the zero stroke position of the air cylinder III 323 feeds back a signal, the air cylinder III 323 is closed, the single-shaft robot 207 is started, and the operation is repeated.

Example two

Example two the other devices and mounting positions are the same except that the spray coating device 3 is different from the first embodiment.

As shown in fig. 8, the spraying device 3 further comprises a rotating device 326.

The rotating device 326 comprises a motor third 3264 which is arranged on the mounting block 318 through a motor mounting seat 3263, a synchronous belt idler pulley 3262 is arranged on the motor third 3264, and the synchronous belt idler pulley 3262 is connected with the belt pulley 309 through a synchronous belt 3261.

The addition of the rotating device 326 in embodiment two can facilitate replacement of the showerhead assembly 302 and avoid improper operation of the showerhead assembly 302 to spray onto the transfer mechanism 320.

The control panel of the second embodiment is externally and communicatively coupled with a first motor 115, a first cylinder 1163, a transmission device 4, a single-axis robot 207, a fourth cylinder 215, a proximity sensor 211, a second cylinder 322, a second magnetic switch, a second motor 303, a spray head assembly 302, a third cylinder 323, a first magnetic switch, a proximity switch 327, a transmission mechanism 320, and a third motor 3264.

Based on the device, the second embodiment of the utility model also provides a use method of the device for cutting and spraying the electric wheelchair, which comprises the following steps:

step seven, the transmission mechanism 320 drives the circular tube to move forward, when the circular tube reaches the upper part of the limiting block 324, the proximity switch 327 senses the circular tube, a signal is fed back to the controller, the controller controls to open the cylinder III 323, the motor II 303 and the motor III 3264, the motor III 3264 drives the synchronous belt idler pulley 3262 to rotate, so that the belt pulley 309 is driven to rotate, and the spray head assembly 302 is driven to rotate right above the circular tube; simultaneously, the third cylinder 323 pushes out the round pipe, and a feedback signal is switched on and off magnetically when the full stroke is reached, so that the third cylinder 323 is closed; meanwhile, the second motor 303 drives the ball screw 306 to rotate forwards so as to drive the spray head assembly 302 to move downwards, then the spray head assembly 302 and the second air cylinder 322 are started to spray on the circular tube, and meanwhile, the second air cylinder 322 drives the mounting block 318 to move along the fourth linear guide rail 317 so as to fully spray the circular tube;

step eight, controlling the spraying device 3 to recover, feeding back a signal by the magnetic switch II when the air cylinder II 322 reaches a zero stroke position, closing the air cylinder II 322 and the spray head assembly 302, simultaneously reversing the motor II 303 and the motor III 3264, starting the air cylinder III 323, and contracting the air cylinder III 323 to enable the round pipe to be left on the conveyor belt 321 and be brought to the next coating process; simultaneously, the second motor 303 and the third motor 3264 drive the spray head assembly 302 to return to the initial position;

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The device for cutting and spraying the electric wheelchair comprises a cutting device (1), a conveying device (4) arranged on one side of an x axis of the cutting device (1), a round tube conveying device (2) arranged on one side of a y axis of the conveying device (4), and a feeding device, wherein a single round tube can be fed at intervals; and the spraying device (3) is arranged on the other side of the y axis of the circular tube conveying device (2).

2. Device for cutting and painting in an electric wheelchair according to claim 1, characterised in that the cutting device (1) comprises

A mounting seat (101);

the first motor (115) is installed on the installation seat (101) through the bearing seat assembly (102), and the first motor (115) is a stepping motor;

the chain ring seat (104) is arranged on the bearing seat assembly (102) through a flat key (103);

the joint bearing connecting rod (106) is provided with L-shaped steel ball connections (105) at two ends in a threaded manner, and the L-shaped steel ball connection (105) at one end is arranged on the chain ring seat (104) in a threaded manner;

the L-shaped steel ball connection (105) at the other end of the linear guide rail I (108) is arranged on a sliding block of the linear guide rail I (108) through an installation plate (107);

the blade mounting seat (109) is mounted on the linear guide rail I (108);

the blade (110) is mounted on the blade mounting seat (109);

the guard plate (112) is positioned under the blade (110) and is arranged on the guard plate (112) on the circular tube arranging seat (111) through a guard plate mounting seat (113);

the round pipe limiting block (114) is arranged on the round pipe placing seat (111);

the propelling device (116) is arranged at one end of the x axis of the circular tube placing seat (111), and the conveying device (4) is arranged at the other end of the x axis of the circular tube placing seat (111).

3. The device for cutting and spraying of the electric wheelchair as claimed in claim 2, wherein the propelling device (116) comprises a propelling block (1161) mounted on a slide block of the second linear guide rail (1162), and a first cylinder (1163) mounted at one end of the slide block of the second linear guide rail (1162).

4. Device for cutting and painting in an electric wheelchair as claimed in claim 3, characterised in that the thrust block (1161) comprises

A cylinder (11611);

the cylinder (11611) is internally provided with a truncated cone-shaped groove (11612), one end of the truncated cone-shaped groove (11612) is opened, and the other end of the truncated cone-shaped groove (11612) is closed;

a first through hole (11613), wherein the first through hole (11613) is formed in the axis position of the cylinder (11611);

the inner wall of the closed end of the truncated cone-shaped groove (11612) in the cylinder (11611) is welded with a cylindrical pipe (11615);

the sliding rail (11614) is arranged on the cylindrical pipe (11615), a sliding rail (11614) is arranged on the cylindrical pipe (11615), one end of the sliding rail (11614) is closed, and the other end of the sliding rail is opened;

the sphere (11616) is arranged in the sliding rail (11614) and the truncated cone-shaped groove (11612), the diameter of the through hole I (11613) is equal to that of the round pipe, the diameter of the sphere (11616) is larger than the shortest distance between the sliding rail (11614) and the inner wall of the cylinder (11611), and the width of the sliding rail (11614) is smaller than that of the sphere (11616).

5. The device for cutting and spraying of the electric wheelchair as claimed in claim 1, wherein the conveyor (4) consists of a timing belt, a timing pulley and a timing belt idler.

6. Device for cutting and painting in an electric wheelchair as claimed in claim 1, characterized in that the circular tube transport device (2) comprises

A base plate (208);

the partition plates (201) are arranged at two ends of the bottom plate (208);

the fixing plate (202) is arranged on the partition plate (201), and one end, far away from the bottom plate (208), of the fixing plate (202) is in a sawtooth shape;

a fifth linear guide rail (214), wherein the fifth linear guide rail (214) is arranged on the bottom plate (208);

the moving block (206) is mounted on the linear guide rail five (214), and one surface of the moving block (206) is an inclined surface;

the supporting frame (204) made of aluminum profiles is provided with a cam bearing follower (205), and the cam bearing follower (205) is arranged on a moving block (206);

the guide shafts (209) mounted at the two ends of the support frame (204) penetrate through flanges (210) mounted on the bottom plate (208);

a single-shaft robot (207), wherein the single-shaft robot (207) is installed on one side of the moving block (206);

the movable plate (203) is arranged on two sides of the support frame (204), the same sawtooth-shaped ends are arranged on the same sides of the sawtooth-shaped positions of the movable plate (203) and the fixed plate (202), the sawtooth-shaped ends of the movable plate (203) and the sawtooth-shaped ends of the fixed plate (202) are arranged in a staggered mode, when the support frame (204) is located at the highest point, the sawtooth-shaped end of the movable plate (203) is located at the upper end of the sawtooth-shaped end of the fixed plate (202), and when the support frame (204) is located at the lowest point, the sawtooth-shaped end of the movable plate (203) is located at the lower end of the sawtooth-shaped end of the fixed plate (202).

7. Device for cutting and painting in an electric wheelchair according to claim 1, characterised in that the painting device (3) comprises

A fixed seat (301);

a support plate (315), the support plate (315) is arranged on the fixed seat (301);

the two ends of the mounting block (318) are mounted on the support plate (315) through a four linear guide rail (317);

a second through hole (316), wherein the second through hole (316) is arranged on the support plate (315);

a third through hole (319), wherein the third through hole (319) is formed in the mounting block (318), and the third through hole (319) is positioned below the second through hole (316);

the belt pulley (309) is arranged in a third through hole (319) of the mounting block (318) through a crossed roller bearing (312), an outer bearing pressing block (314) and an inner bearing pressing block (313);

the ball screw (306) penetrates through the through hole II (316), the through hole III (319) and the belt pulley (309) and is mounted on the motor II (303) through the coupling (304), the motor II (303) is mounted on one side of the belt pulley (309), a bearing (311) is arranged between the ball screw (306) and the belt pulley (309), and the ball screw (306) is tightly pressed on the belt pulley (309) through the lock nut (310);

a second air cylinder (322) installed at one end of the installation block (318), wherein a second magnetic switch is arranged at the zero stroke of the second air cylinder (322);

a linear guide rail III (305) which passes through the through hole II (316) and the through hole III (319) and is installed on the other side of the belt pulley (309), and a moving seat on the ball screw (306) is installed on the linear guide rail III (305);

the spray head assembly mounting seat (308) is mounted on the moving seat of the ball screw (306) through a positioning pin (307);

the sprayer assembly (302), the sprayer assembly mounting seat (308) is provided with the sprayer assembly (302);

the conveying mechanism (320) is arranged on the supporting plate (315) and is positioned right below the spray head assembly (302), and two conveying belts (321) are arranged on the conveying mechanism (320);

a limiting block (324) arranged between the two conveyor belts (321);

the conveying mechanism is characterized by comprising a third air cylinder (323), a limiting block (324) is installed on the third air cylinder (323), the third air cylinder (323) is installed on the conveying mechanism (320) through an air cylinder fixing plate (325), and magnetic switches I are arranged at two ends of the third air cylinder (323).

8. Device for wheelchair cutting painting according to claim 7, characterised in that the painting device (3) further comprises a rotation device (326).

9. The device for cutting and spraying of the electric wheelchair as claimed in claim 8, wherein the rotating device (326) comprises a motor three (3264) mounted on the mounting block (318) through a motor mounting seat (3263), the motor three (3264) is provided with a synchronous belt idler pulley (3262), and the synchronous belt idler pulley (3262) and the belt pulley (309) are connected through a synchronous belt (3261).

10. Use of a device for cutting and painting in an electric wheelchair according to any one of claims 1-9, characterized in that it comprises the following steps:

s1, manually inserting a round tube to penetrate through the first through hole (11613) and the round tube limiting block (114);

s2, starting a first motor (115), a first air cylinder (1163), a conveying device (4), a single-shaft robot (207) and a conveying mechanism (320) through a control panel;

s3, driving the chain ring seat (104) to rotate by the motor I (115), and driving the mounting plate (107) to move up and down along the linear guide rail I (108), and driving the blade (110) to move up and down; meanwhile, the first cylinder (1163) pushes the pushing block (1161) to move along the second linear guide rail (1162), the ball body (11616) can clamp the round pipe under the pushing of the first cylinder (1163), so that the round pipe is driven to move forwards, when the first cylinder (1163) retracts, the ball body (11616) rolls along the sliding rail (11614), so that the round pipe is loosened, and under the back-and-forth movement of the first cylinder (1163), the round pipe is driven to continuously advance intermittently, so that the lengths of the round pipes cut by the blade (110) are the same;

s4, pushing the cut round tube into a conveying device (4) under the push of the subsequent round tube, and driving the round tube to move forwards by the conveying device (4);

s5, enabling the circular tubes to reach the circular tube conveying device (2), driving a moving block (206) to move along a linear guide rail five (214) by a single-shaft robot (207), so that a cam bearing follower (205) rolls along the inclined surface of the moving block (206) to drive the moving plate (203) to move up and down, firstly clamping the circular tubes at sawtooth gaps of the moving plate (203), dropping the circular tubes at the sawtooth gaps of a fixing plate (202) along with downward movement of the moving plate (203), then driving the moving plate (203) to move up by the moving block (206), enabling the circular tubes to reach the inclined surface of the next sawtooth at the moment, and reciprocating in such a way, wherein the circular tubes move to the front of a limiting plate (213) one by one;

s6, when the proximity sensor (211) senses the round tube, a signal is fed back to the controller, the controller controls to close the single-shaft robot (207), and starts the air cylinder IV (215), the air cylinder IV (215) retracts to drive the limit plate (213) to descend, the round tube reaches the conveying mechanism (320), and a spraying program is started;

d1, the conveying mechanism (320) drives the round pipe to move forwards, when the round pipe reaches the upper part of the limiting block (324), the proximity switch (327) senses the round pipe, a feedback signal is fed back to the controller, the controller controls to open the third air cylinder (323) and the second motor (303), the third air cylinder (323) pushes out the round pipe, when the round pipe reaches the full stroke, the first magnetic switch feeds back the signal, and the third air cylinder (323) is closed; meanwhile, the second motor (303) drives the ball screw (306) to rotate forwards, so that the spray head assembly (302) is driven to move downwards, then the spray head assembly (302) and the second air cylinder (322) are started to spray on the circular tube, and meanwhile, the second air cylinder (322) drives the mounting block (318) to move along the fourth linear guide rail (317), so that the circular tube is sprayed fully;

d2, the transmission mechanism (320) drives the circular tube to move forwards, when the circular tube reaches the upper part of the limiting block (324), the proximity switch (327) senses the circular tube, a signal is fed back to the controller, the controller controls to open a cylinder III (323), a motor II (303) and a motor III (3264), the motor III (3264) drives the synchronous belt idler pulley (3262) to rotate, so that the belt pulley (309) is driven to rotate, and the spray head assembly (302) is driven to rotate right above the circular tube; simultaneously, pushing out a round pipe by the third air cylinder (323), and closing the third air cylinder (323) by a feedback signal of the magnetic switch when the full stroke is reached; meanwhile, the second motor (303) drives the ball screw (306) to rotate forwards, so that the spray head assembly (302) is driven to move downwards, then the spray head assembly (302) and the second air cylinder (322) are started to spray on the circular tube, and meanwhile, the second air cylinder (322) drives the mounting block (318) to move along the fourth linear guide rail (317), so that the circular tube is sprayed fully;

s8, controlling the spraying device (3) to restore, wherein the method comprises the following two operation methods:

d1, controlling the spraying device (3) to restore to the original state, feeding back a signal by the magnetic switch II when the air cylinder II (322) reaches a zero stroke position, closing the air cylinder II (322) and the spray head assembly (302), simultaneously starting the air cylinder III (323) by reversing the motor II (303), and contracting the air cylinder III (323) to enable the round pipe to be left on the conveyor belt (321) and be brought to the next coating process; meanwhile, the second motor (303) drives the spray head assembly (302) to return to the initial position;

d2, feeding back a signal by a magnetic switch II when the air cylinder II (322) reaches a zero stroke position, closing the air cylinder II (322) and the spray head assembly (302), simultaneously reversing the motor II (303) and the motor III (3264), starting the air cylinder III (323), and contracting the air cylinder III (323) to enable the round pipe to be left on the conveyor belt (321) and be brought to the next brushing process; simultaneously, the second motor (303) and the third motor (3264) drive the spray head assembly (302) to return to the initial position;

s9, a magnetic switch at the zero stroke position of the air cylinder III (323) feeds back a signal, the air cylinder III (323) is closed, the single-shaft robot (207) is started, and the operation is repeated.