Automatic device and method for laser cleaning of reverser
Technical Field
The invention relates to the technical field of laser green cleaning, in particular to automatic equipment and method for laser cleaning of a commutator.
Background
The traditional cleaning industry has various cleaning modes, and most of the traditional cleaning industry uses chemical agents and mechanical methods for cleaning. Today, environmental protection regulations in China are stricter and requirements on environmental protection and safety awareness of people are increasingly strong, the types of chemicals which can be used in industrial production cleaning are smaller and smaller, and how to find cleaner cleaning modes without damaging is a problem that we have to consider. Laser cleaning, which has the characteristics of no grinding, no contact, no thermal effect, suitability for objects of various materials, and the like, is considered to be the most reliable and effective solution. Meanwhile, the laser green cleaning can solve the problem that the traditional cleaning mode cannot solve.
The commutator is one of important parts of an automobile, and has the functions of alternating the current direction in an armature winding to ensure that the electromagnetic torque direction is always unchanged, cleaning surface oil stains after the commutator is formed, removing mechanical impurities such as related burrs and the like, and enabling a commutator product to have good insulating performance, but the existing commutator mainly adopts a chemical cleaning mode to remove polymer remained on the surface, so that the environmental pollution is large, and the existing requirements are not met.
Disclosure of Invention
The invention aims to provide automatic equipment and method for laser cleaning of a commutator, which are used for solving the problem that the prior commutator provided in the background art mainly adopts a chemical cleaning mode to remove polymer remained on the surface and has great environmental pollution.
In order to achieve the above purpose, the automatic device for laser cleaning of the reverser comprises a base, wherein a feeding tray main body is arranged above one end of the base, shock absorbing supports are arranged below the feeding tray main body, four shock absorbing supports are arranged above the feeding tray main body, a top tray is arranged above the feeding tray main body, a returning hopper is arranged inside the top tray, a pressing cap is arranged at the middle position of the returning hopper, one end of the returning hopper is provided with a discharging end, a discharging guide rail is arranged on the discharging end, a guide rail support is arranged below the discharging guide rail, an electric control cabinet is arranged on the front end face of the guide rail support, a maintenance cabinet door is arranged on the front end face of the electric control cabinet, a cleaning table is arranged on one side of the electric control cabinet, an automatic feeding mechanism is arranged above one end of the cleaning table, a positioning and discharging mechanism is arranged on one side of the automatic feeding mechanism, a laser support is arranged above the other end of the cleaning table, and a laser cleaning machine is arranged on one side of the cleaning table.
Preferably, a movable frame is arranged in the feeding tray main body, an electromagnet is arranged below the movable frame, and spring pieces are arranged on two sides of the electromagnet.
Preferably, the automatic feeding mechanism comprises a fixed arm, a movable arm, a feeding head, a first cylinder, a second cylinder, a fixed plate, a guide rod, a connecting plate and a trough, wherein the trough is arranged at one end of the fixed arm, the fixed plate is arranged at the front end of the fixed arm, the guide rod is arranged between the fixed arm and the fixed plate, one end of the guide rod penetrates through and extends to the outside of the fixed plate, the movable arm is arranged on the guide rod, the movable arm is in sliding connection with the guide rod, the feeding head is arranged at one end of the movable arm, the first cylinder is arranged above the movable arm, the output end of the first cylinder is fixedly connected with the fixed plate, the fixed arm and the fixed plate are fixedly connected through the connecting plate, and the second cylinder is arranged at one side of the connecting plate.
Preferably, the positioning unloading mechanism comprises a linear bearing, a servo motor, a positioning rod and a tool disc, wherein the servo motor is arranged on one side of the linear bearing, the positioning rod is arranged at the output end of the servo motor, one end of the positioning rod penetrates through and extends to the outer part of the linear bearing and is in transmission connection with the tool disc, a station is arranged in the tool disc, and three stations are arranged.
Preferably, a feed port is formed in the upper surface of the cleaning table, and a slope mechanism is arranged in the cleaning table.
Preferably, a shock pad is arranged on the outer wall of the slope mechanism, and a discharging door is arranged on the front end face of the cleaning table.
Preferably, one side of the laser cleaning machine is provided with a water cooling device, a laser is installed on the output end of the laser cleaning machine, the laser is fixedly connected with the cleaning table through a laser bracket, a touch panel is arranged on the front end face of the laser cleaning machine, one side of the touch panel is provided with a scram switch, a key switch and a start button, and a self-belt bracket is arranged above the laser cleaning machine.
Preferably, the laser is a MRJ-FL-CD type laser.
Preferably, the cleaning method of the automatic device for cleaning the commutator by laser comprises the following steps of;
Pouring a plurality of commutators to be cleaned into a feeding disc, wherein an electromagnet in the feeding disc can generate suction force to enable the feeding disc to vibrate up and down, so that the commutators are sequentially introduced into a discharging guide rail;
Step two, entering the inside of a discharging guide rail, enabling the reverser arranged at the lowest end to drop into a trough of a fixed arm of an automatic feeding mechanism, starting the automatic feeding mechanism at the moment, driving the mechanism to move rightwards by a second cylinder until the center point of the trough is positioned at the uppermost station of a tooling disc, starting a first cylinder, enabling a movable arm to slide along a guide rod, pushing the reverser into the station by utilizing a feeding head at one end of the movable arm, finishing the feeding positioning work of the reverser, and returning the automatic feeding mechanism to wait for the next feeding after the feeding is finished;
starting a laser cleaning machine, and radiating a reverser in the laser cleaning machine by a laser right above a station to remove polymer on the surface of the reverser;
And fourthly, after the cleaning is finished, starting a servo motor to drive the tooling disc to rotate and switch to the next station, repeating the feeding step of the second step, continuously and automatically processing, and automatically dropping parts of the last station into a feeding port of a cleaning table below to finish the discharging work of the commutator while switching, wherein a slope mechanism is arranged in the cleaning table, and a shock pad is arranged on the outer wall of the slope mechanism, so that the discharging of the commutator is more stable.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention removes polymer on the surface of the commutator by arranging the laser cleaning machine, when in operation, the laser cleaning machine gathers light on the laser by utilizing the resonant cavity of the laser cleaning machine, so that the laser cleaning machine emits light beams and irradiates the commutator to be cleaned, after the polymer on the surface of the commutator absorbs the light beams with large energy, the polymer on the surface of the commutator can form rapid-gathering and expanding plasmas to generate shock waves, thereby the polymer on the surface of the commutator is changed into fragments and removed, and compared with the traditional chemical cleaning, the polymer on the surface of the commutator is environment-friendly and does not damage the surface of the commutator.
2. Through setting up feeding tray main part, automatic feeding mechanism, location shedding mechanism and laser cleaning machine, cooperation each other is used, can form the automatic cleaning process flow of a set of complete commutator, and clear away the polymer on commutator surface because of adopting laser cleaning's mode, compare with chemical cleaning, more green.
3. Through adopting automatic feeding mechanism and locating lever complex mode to fix the commutator, if need wash the commutator of different specifications, only need change the fixed arm that the silo size is the same with the commutator and the locating lever of corresponding size can accomplish, the universality is wide.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a laser cleaning machine according to the present invention;
FIG. 3 is a schematic top view of a feeding tray of the present invention;
FIG. 4 is a schematic view of the internal structure of the feeding tray main body of the present invention;
FIG. 5 is a schematic top view of the automatic feeding mechanism of the present invention;
FIG. 6 is a schematic side view of a positioning and unloading mechanism according to the present invention;
FIG. 7 is a schematic view showing the internal structure of the cleaning table according to the present invention;
In the figure, 1, a base; 2, a feeding disc main body, 201, a feeding back hopper, 202, a pressing cap, 203, a discharging end, 204, a top disc, 205, a movable frame, 206, an electromagnet, 207, a spring leaf, 3, a shock absorption bracket, 4, a discharging guide rail, 5, a guide rail bracket, 6, an electric control cabinet, 7, a maintenance cabinet door, 8, a cleaning table, 801, a slope mechanism, 802, a shock absorption pad, 803, a feeding port, 9, an automatic feeding mechanism, 10, a fixed arm, 11, a movable arm, 12, a feeding head, 13, a first cylinder, 14, a second cylinder, 15, a discharging door, 16, a positioning discharging mechanism, 161, a linear bearing, 162, a servo motor, 163, a positioning rod, 164, a tooling disc, 165, a station, 17, a laser cleaning machine, 171, a shock absorption anti-skid foot, 172, a touch panel, 173, an emergency switch, 174, a key switch, 175, a start button, 176, a self-belt bracket, 18, a water cooling device, 19, a laser, 20, a fixed plate, 21, a guide rod, 22, a connecting plate, 23, a trough, 24, a water cooling device, 25 and a water cooling device.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-7, an embodiment of the invention provides a diverter laser cleaning automation device, which comprises a base 1, wherein a feeding tray main body 2 is arranged above one end of the base 1, a damping support 3 is arranged below the feeding tray main body 2, four damping supports 3 are arranged above the feeding tray main body 2, a top tray 204 is arranged above the feeding tray main body 2, a returning hopper 201 is arranged inside the top tray 204, a press cap 202 is arranged at the middle position of the returning hopper 201, a discharging end 203 is arranged at one end of the returning hopper 201, a discharging guide rail 4 is arranged on the discharging end 203, a guide rail support 5 is arranged below the discharging guide rail 4, an electric control cabinet 6 is arranged on the front end face of the guide rail support 5, a maintenance cabinet door 7 is arranged on the front end face of the electric control cabinet 6, a cleaning table 8 is arranged on one side of the electric control cabinet 6, an automatic feeding mechanism 9 is arranged above one end of the cleaning table 8, a positioning and discharging mechanism 16 is arranged on one side of the automatic feeding mechanism 9, a laser support 24 is arranged above the other end of the cleaning table 8, and a laser cleaning machine 17 is arranged on one side of the cleaning table 8.
Further, a movable frame 205 is provided in the feed tray main body 2, an electromagnet 206 is mounted below the movable frame 205, and spring pieces 207 are provided on both sides of the electromagnet 206.
Further, the automatic feeding mechanism 9 includes a fixed arm 10, a movable arm 11, a feeding head 12, a first cylinder 13, a second cylinder 14, a fixed plate 20, a guide rod 21, a connecting plate 22 and a trough 23, one end of the fixed arm 10 is provided with the trough 23, the front end of the fixed arm 10 is provided with the fixed plate 20, the guide rod 21 is arranged between the fixed arm 10 and the fixed plate 20, one end of the guide rod 21 penetrates through and extends to the outside of the fixed plate 20, the movable arm 11 is mounted on the guide rod 21, the movable arm 11 is in sliding connection with the guide rod 21, the feeding head 12 is mounted at one end of the movable arm 11, the first cylinder 13 is mounted above the movable arm 11, the output end of the first cylinder 13 is fixedly connected with the fixed plate 20, the fixed arm 10 is fixedly connected with the fixed plate 20 through the connecting plate 22, and the second cylinder 14 is mounted on one side of the connecting plate 22.
Further, the positioning and unloading mechanism 16 comprises a linear bearing 161, a servo motor 162, a positioning rod 163 and a tooling disc 164, wherein the servo motor 162 is arranged on one side of the linear bearing 161, the positioning rod 163 is arranged on the output end of the servo motor 162, one end of the positioning rod 163 penetrates through and extends to the outer part of the linear bearing 161 and is in transmission connection with the tooling disc 164, a station 165 is arranged in the tooling disc 164, and three stations 165 are arranged.
Further, a feed port 803 is provided on the upper surface of the cleaning table 8, and a slope mechanism 801 is provided inside the cleaning table 8.
Further, a damper 802 is provided on the outer wall of the slope mechanism 801, and a discharge door 15 is mounted on the front end surface of the cleaning table 8.
Further, a water cooling device 18 is arranged on one side of the laser cleaning machine 17, a laser 19 is installed on the output end of the laser cleaning machine 17, the laser 19 is fixedly connected with the cleaning table 8 through a laser bracket 24, a touch panel 172 is arranged on the front end face of the laser cleaning machine 17, a scram switch 173, a key switch 174 and a start button 175 are arranged on one side of the touch panel 172, and a self-belt bracket 176 is arranged above the laser cleaning machine 17.
Further, the laser 19 is a type MRJ-FL-C500D laser 19.
A cleaning method of automatic device for cleaning commutator by laser comprises the following steps;
pouring a plurality of commutators to be cleaned into a feeding disc, wherein an electromagnet 206 in the feeding disc can generate suction force to enable the feeding disc to vibrate up and down, so that the commutators are sequentially introduced into a discharging guide rail 4;
Step two, entering the inside of a discharging guide rail 4, enabling a commutator arranged at the lowest end to drop into a trough 23 of a fixed arm 10 of an automatic feeding mechanism 9, starting the automatic feeding mechanism 9 at the moment, driving the mechanism to move to the right by a second cylinder 14 until the center point of the trough 23 is positioned at a station 165 at the highest part of a tooling disc 164, starting a first cylinder 13, enabling a movable arm 11 to slide along a guide rod 21, pushing the commutator into the station 165 by utilizing a feeding head 12 at one end of the movable arm, finishing feeding and positioning work of the commutator, and returning the automatic feeding mechanism 9 to wait for the next feeding after finishing feeding;
Starting a laser cleaning machine 17, and radiating a reverser inside the laser cleaning machine by a laser 19 right above a station 165 to remove polymer on the surface of the reverser;
Step four, after cleaning, the servo motor 162 is started to drive the tooling plate 164 to rotate and switch to the next station 165, the feeding step of the step two is repeated, and automatic machining can be continued, and at the same time of switching, the part of the last station 165 can automatically fall into the feeding port 803 of the cleaning table 8 below to finish the unloading work of the reverser, a slope mechanism 801 is arranged in the cleaning table 8, and a shock pad 802 is arranged on the outer wall of the slope mechanism 801, so that the shock absorption and buffering effects can be achieved, and the reverser can be unloaded more stably.
When the laser cleaning machine 17 operates, light is collected on the laser 19 by utilizing a resonant cavity of the laser cleaning machine, so that the laser cleaning machine emits light beams and irradiates a to-be-cleaned commutator, and after the polymer on the surface of the commutator absorbs the light beams with high energy, sharp-focusing and expanding plasmas are formed in the commutator to generate shock waves, so that the laser cleaning machine is changed into fragments and is removed, and the whole laser cleaning process is environment-friendly and does not pollute the environment.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.