A kind of laser reinforcing coating equipment
Technical field
The present invention relates to laser reinforcing engineering device technique fields, more specifically, more particularly to a kind of laser reinforcing coating dress
It is standby.
Background technique
Surface is made using the material of low cost as substrate in a kind of important technology of the coating produced by laser cladding as Laser Surface Treatment
High performance material can utilize Rare Metals Materials to the greatest extent, reduce manufacturing cost.It is wide with Laser Coating Technology
General, coating produced by laser cladding equipment is also constantly developed.
Application No. is 201180033905.3 Chinese invention patents disclose a kind of method for coating solid cladding and
Device coats sample using fixed one light beam of radiation emission, and single driving device driving workpiece is in the axis side X/Y
To movement.Application No. is 201410421936.1 Chinese invention patents to disclose a kind of side of the loop laser with shock peening hole wall
Method and device, using the hole wall of the laser beam Strengthening Hole class workpiece of laser output, and laser is fixed, workbench band
Start building part along hole axial movement.Application No. is 201510138715.8 Chinese invention patents to disclose the coating of microballoon omnidirectional moving
Device drives workpiece moving and rotate around axle center along certain level direction using two motors, to carry out uniformly to microballoon
Coating is strengthened.But above three invention is all by the way of travelling workpiece, and the freedom degree of workpiece only has 2, meanwhile,
The workpiece of laser reinforcing coating is both for the workpiece of simple shape, such as the hole wall of hole class workpiece strengthens or ball workpiece
Surface peening.It is difficult to realize carry out reinforcing coating to some workpiece with complex-curved feature.
In view of the above deficiencies, need to design and develop a kind of laser reinforcing coating equipment, to supply above-mentioned each disadvantage.
Summary of the invention
A kind of laser reinforcing coating equipment provided it is an object of the invention to solve the deficiencies in the prior art, can be right
Some workpiece with complex-curved feature carry out laser reinforcing coating.
In order to solve the above-mentioned technical problem, the specific technical solution that the present invention uses is as follows:
A kind of laser reinforcing coating equipment, including silent flatform, moving platform, the first branch, the second branch, the moving platform are set
It sets in the lower section through platform, the fixing end connection silent flatform of first branch and the second branch, the first branch and the second branch
Output end connect moving platform, first branch is provided with two, and the second branch is provided with one.
First branch includes first motor, first shaft coupling, the first lead screw, the first spring bearing, the first lead screw spiral shell
Female, the first fixed bracket, first movement bracket and first connecting rod;The first motor is bolted to connection in silent flatform
On, the output end of first motor connects the first lead screw by first shaft coupling;The first support bracket fastened top passes through bolt
It is fixedly connected on silent flatform;One end of first lead screw connects first shaft coupling, the other end connection first of the first lead screw
Spring bearing, first spring bearing are embedded in the first support bracket fastened lower end slot;The first movement pedestal upper end is logical
It crosses bolt to be fixedly connected with the first feed screw nut, the lower end of first movement bracket is fixed with connection frame;The connection frame passes through the
One connecting rod is connected on first movement bracket, and the lower end of connection frame passes through the upper end that mobile end connection connects first connecting rod;Institute
Stating mobile end connection includes fitting on mobile terminal, fitting under mobile terminal middleware and mobile terminal;Fitting on the mobile terminal
One end is fixedly connected with the lower end of connection frame, and the other end of fitting and mobile terminal middleware are hinged on mobile terminal;The mobile terminal
One end of lower fitting and mobile terminal middleware are hinged, and the upper end of the other end of fitting and first connecting rod passes through fastening spiral shell under mobile terminal
Nail is fixedly connected, and the hinged axis direction on the mobile terminal under fitting and mobile terminal between fitting and mobile terminal middleware is mutually hung down
Directly;The lower end of the first connecting rod connects moving platform by platform connector;The platform connector include fitting on platform,
Fitting under platform middleware and platform;One end of fitting connects the lower end of first connecting rod by fastening screw on the platform, puts down
The other end of fitting and platform middleware are hinged on platform;One end of fitting and mobile terminal middleware are hinged under the platform, platform
The other end of lower fitting is by fastening screw and the axis connection that is fixed on moving platform, fitting under fitting and platform on the platform
Hinged axis direction between platform middleware is mutually perpendicular to.
Second branch includes the second motor, second shaft coupling, the second lead screw, the second spring bearing, the second lead screw spiral shell
Female, the second fixed bracket, the second mobile bracket, rotating electric machine, third shaft coupling and second connecting rod;Second motor passes through spiral shell
Bolt is fixedly connected on silent flatform, and the output end of the second motor connects the second lead screw by second shaft coupling;Described second is fixed
It is bolted to connection on silent flatform at the top of bracket;One end connection second shaft coupling of second lead screw, second
The other end of thick stick connects the second spring bearing;Second spring bearing is embedded in the second support bracket fastened base channel;It is described
Second mobile bracket is bolted to connection with the second feed screw nut, and the rotating electric machine bracket is bolted to connection
On second mobile bracket;The rotating electric machine is fixed on the inside of rotating electric machine bracket, and the output end of rotating electric machine passes through the
Three shaft couplings connect second connecting rod;One end of the second connecting rod connects third shaft coupling, and the other end of second connecting rod passes through flat
Platform connector connects moving platform.
The bottom center of the moving platform has been bolted to connection laser head mounting rack, and laser head is mounted on laser head
In mounting rack, the underface of laser head is arranged in workpiece to be processed.
Further, the laser head mounting rack includes first laser fixed frame and second laser fixed frame;Described first
Laser fixed frame and second laser fixed frame are bolted to connection, and first laser fixed frame and second laser fixed frame are logical
Cross the bottom that bolt is fixed on moving platform;Between first laser fixed frame and second laser fixed frame face close to each other with swash
The semi-circular shape boss that shaven head matches, semi-circular shape boss composition on first laser fixed frame and second laser fixed frame
Round ring boss is embedded in laser head.
Control system of the invention, including PLC controller, four servo-drivers, three servo motors and four codings
Device;Four servo-drivers are respectively the first servo-driver, the second servo-driver, third servo-driver and the 4th servo
Driver;Three servo motors are respectively first motor, the second motor and rotating electric machine;Four encoders are respectively the first coding
Device, second encoder, third encoder and the 4th encoder;The output end of PLC controller respectively with the first servo-driver,
The input terminal of second servo-driver, third servo-driver and the 4th servo-driver is connected in parallel;First servo is driven
The output end of dynamic device and the input terminal of first motor connect;One end of first encoder is connect with first motor, and first compiles
The other end of code device is connect with the first servo-driver;The output end of second servo-driver and another first motor
Input terminal connection;One end of the second encoder is connect with first motor, and the other end of second encoder and the second servo are driven
Dynamic device connection;The output end of the third servo-driver is connect with the input terminal of the second motor;The one of the third encoder
End is connect with the second motor, and the other end of third encoder is connect with third servo-driver.4th servo-driver
The connection of the input terminal of output end and rotating electric machine;One end of 4th encoder is connect with rotating electric machine, the 4th encoder
The other end is connect with the 4th servo-driver.
The PLC controller can obtain corresponding first by algorithm operation according to the D coordinates value of input workpiece
The corner of motor, the second motor and rotating electric machine calculates corresponding umber of pulse and pulse frequency according to motor corner later;Institute
It states the first servo-driver, the second servo-driver, third servo-driver and the 4th servo-driver and receives PLC controller hair
Pulse signal out controls first motor, the second motor and rotating electric machine operation respectively;The corner of the encoder acquisition motor
And rotary speed information, and the information conveyance of acquisition to servo-driver, servo-driver passes through comparison initial information and feedback letter
Breath, so as to adjust the revolving speed and corner of corresponding motor, it is ensured that motor reaches the revolving speed and corner of setting.
The course of work of the invention is as follows: the first motor of two the first branches and the second motor of the second branch are motionless,
Rotating electric machine moves, and the laser head on moving platform rotates using the second branch as axle center;Rotating electric machine is motionless, and two first
Second motor of the first motor of branch and the second branch moves synchronously, and realizes laser head linear movement and sky on moving platform
Between two-freedom rotation.By first motor, the movement of the second motor and rotating electric machine, to realize laser head in space
Mobile and rotation.
Further, the output shaft of second motor and rotating electric machine is concentric, and first motor and the second motor are
Motor of the same race.
Further, described two first branches and second chain link silent flatform and moving platform, and two first
The tie point distribution in equilateral triangle of the upper and lower ends of branch and second branch and silent flatform and moving platform.
Further, there are two the first guide rails for the described first support bracket fastened internal two sides setting, and are sleeved on first and lead
The first sliding block on rail is bolted to connection in the two sides of the first feed screw nut.
Further, there are two the second guide rails for the described second support bracket fastened internal two sides setting, and are sleeved on second and lead
The second sliding block on rail is bolted to connection in the two sides of the second feed screw nut.
Further, the output end of two first motors is respectively arranged with the first encoder and second encoder, the second electricity
The output end of machine is provided with third encoder, and the output end of rotating electric machine is provided with the 4th encoder.
Compared with prior art, the beneficial effects of the present invention are: the present invention using four servo motors as power source,
Laser head on driving moving platform realizes that space multifreedom motion is ensured using PLC as control core using closed-loop control system
The spatial movement precision and stability of laser head can carry out surface laser reinforcing to the workpiece with spatial complex curved surface feature
Coating.The present invention using symmetrical structure design, movement flexibly, bearing capacity is strong, have it is simple and compact for structure, design rationally, add
Work and the good advantage of assembly technology.
Detailed description of the invention
Fig. 1 is a kind of overall structure figure of laser reinforcing coating equipment of the present invention.
Fig. 2 is a kind of top view of laser reinforcing coating equipment of the present invention.
Fig. 3 is the structural schematic diagram of the first branch of the invention.
Fig. 4 is the structural schematic diagram of the second branch of the invention.
Fig. 5 is the attachment structure schematic diagram of moving platform of the present invention.
Fig. 6 is the structural block diagram of control system of the present invention.
Fig. 7 is the flow chart of control system of the present invention.
In figure, fitting under 1- workpiece to be processed, 2- laser head, 3- platform, 4- platform middleware, fitting, 6- on 5- platform
Fitting under first connecting rod, the mobile terminal 7-, the mobile terminal 8- middleware, fitting, 10- first movement bracket, 11- first on the mobile terminal 9-
The fixed bracket of spring bearing, the first feed screw nut of 12-, 13- first, 14- first shaft coupling, 15- first motor, 16- silent flatform,
The fixed bracket of the second motor of 17-, the second guide rail of 18-, 19- second, the second feed screw nut of 20-, the mobile bracket of 21- second, 22- rotation
Rotating motor, 23- rotating electric machine bracket, 24- third shaft coupling, 25- second connecting rod, 26- moving platform, 27- first laser fixed frame,
28- second laser fixed frame, 29- second shaft coupling, the second lead screw of 30-, the second sliding block of 31-, the second spring bearing of 32-, 33-
One lead screw, the first sliding block of 34-, 35- connection frame, the first guide rail of 36-.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings:
As shown in Fig. 1 ~ 7, a kind of laser reinforcing coating equipment, including silent flatform 16, moving platform 26, the first branch, second
The lower section of silent flatform 16 is arranged in branch, the moving platform 26, and the fixing end connection of first branch and the second branch is quiet flat
The output end of platform 16, the first branch and the second branch connects moving platform 26, and first branch is provided with two, and the second branch is set
It is equipped with one.
First branch includes first motor 15, first shaft coupling 14, the first lead screw 33, the first spring bearing 11,
One feed screw nut 12, first fixes bracket 13, first movement bracket 10 and first connecting rod 6;The first motor 15 passes through bolt
It is fixedly connected on silent flatform 16, the output end of first motor 15 connects the first lead screw 33 by first shaft coupling 14;Described
The top of one fixed bracket 13 is bolted to connection on silent flatform 16;One end connection first of first lead screw 33
Axis device 14, the other end of the first lead screw 33 connect the first spring bearing 11, and it is fixed that first spring bearing 11 is embedded in first
In the lower end slot of bracket 13;10 upper end of first movement bracket is fixedly connected by bolt with the first feed screw nut 12, and first
The lower end of mobile bracket 10 is fixed with connection frame 35;The connection frame 35 is connected to first movement bracket 10 by first connecting rod 6
On, the lower end of connection frame 35 passes through the upper end that mobile end connection connects first connecting rod 6;The mobile end connection includes movement
Fitting 7 under fitting 9, mobile terminal middleware 8 and mobile terminal on end;On the mobile terminal under one end of fitting 9 and connection frame 35
End is fixedly connected, and the other end of fitting 9 and mobile terminal middleware 8 are hinged on mobile terminal;Under the mobile terminal one end of fitting 7 with
Mobile terminal middleware 8 is hinged, and the other end of fitting 7 is fixedly connected with the upper end of first connecting rod 6 by fastening screw under mobile terminal,
Hinged axis direction on the mobile terminal under fitting 9 and mobile terminal between fitting 7 and mobile terminal middleware 8 is mutually perpendicular to;It is described
The lower end of first connecting rod 6 connects moving platform 26 by platform connector;The platform connector includes fitting 5 on platform, puts down
Fitting 3 under platform middleware 4 and platform;One end of fitting 5 connects the lower end of first connecting rod 6 by fastening screw on the platform,
The other end of fitting 5 and platform middleware 4 are hinged on platform;One end of fitting 3 and mobile terminal middleware 8 are cut with scissors under the platform
It connects, the axis connection that the other end of fitting 3 passes through fastening screw and is fixed on moving platform under platform, 5 He of fitting on the platform
Hinged axis direction under platform between fitting 3 and platform middleware is mutually perpendicular to.
Second branch includes the second motor 17, second shaft coupling 29, the second lead screw 30, the second spring bearing 32, the
The mobile bracket 21 of the fixed bracket 19, second of two feed screw nuts 20, second, rotating electric machine 22, third shaft coupling 24 and second connecting rod
25;Second motor 17 is bolted to connection on silent flatform 16, and the output end of the second motor 17 passes through the second shaft coupling
Device 29 connects the second lead screw 30;The top of described second fixed bracket 19 is bolted to connection on silent flatform 16;It is described
One end of second lead screw 30 connects second shaft coupling 29, and the other end of the second lead screw 30 connects the second spring bearing 32;Described
Two spring bearings 32 are embedded in the base channel of the second fixed bracket 19;Described second mobile bracket 21 and the second feed screw nut 20
It is bolted to connection, the rotating electric machine bracket 23 is bolted to connection on the second mobile bracket 21;The rotation
Rotating motor 22 is fixed on the inside of rotating electric machine bracket 23, and the output end of rotating electric machine 22 passes through the connection of third shaft coupling 24 the
Two connecting rods 25;One end of the second connecting rod 25 connects third shaft coupling 24, and the other end of second connecting rod 25 is connected by platform
Part connects moving platform 26.
The bottom center of the moving platform 26 has been bolted to connection laser head mounting rack, and laser head 2 is mounted on sharp
In bare headed mounting rack, the underface of laser head 2 is arranged in workpiece to be processed 1.
The laser head mounting rack includes first laser fixed frame 27 and second laser fixed frame 28;The first laser is solid
Determine frame 27 and second laser fixed frame 28 is bolted to connection, first laser fixed frame 27 and second laser fixed frame 28 are equal
It is bolted on the bottom of moving platform 26;First laser fixed frame 27 and the face close to each other of second laser fixed frame 28 it
Between the semi-circular shape boss matched with laser head 2, the semicircle on first laser fixed frame 27 and second laser fixed frame 28
The round ring boss of annular convex platform composition is embedded in laser head 2.
The output shaft of second motor 17 and rotating electric machine 22 is concentric, and first motor 15 and the second motor 17 are same
Kind motor.
Described two first branches and second chain link silent flatform 16 and moving platform 26, and two the first branches and
The upper and lower ends of one the second branch and the tie point distribution in equilateral triangle of silent flatform 16 and moving platform 26.
There are two the first guide rails 36 for the inside two sides setting of described first fixed bracket 13, and are sleeved on the first guide rail 36
The first sliding block 34 be bolted to connection in the two sides of the first feed screw nut 12.
There are two the second guide rails 18 for the inside two sides setting of described second fixed bracket 19, and are sleeved on the second guide rail 18
The second sliding block 31 be bolted to connection in the two sides of the second feed screw nut 20.
The output end of two first motors 15 is respectively arranged with the first encoder and second encoder, the second motor 17 it is defeated
Outlet is provided with third encoder, and the output end of rotating electric machine is provided with the 4th encoder.
Control system of the invention, including PLC controller, four servo-drivers, three servo motors and four codings
Device;Four servo-drivers are respectively the first servo-driver, the second servo-driver, third servo-driver and the 4th servo
Driver;Three servo motors are respectively first motor, the second motor and rotating electric machine;Four encoders are respectively the first coding
Device, second encoder, third encoder and the 4th encoder;The output end of PLC controller respectively with the first servo-driver,
The input terminal of second servo-driver, third servo-driver and the 4th servo-driver is connected in parallel;First servo is driven
The output end of dynamic device and the input terminal of first motor connect;One end of first encoder is connect with first motor, and first compiles
The other end of code device is connect with the first servo-driver;The output end of second servo-driver and another first motor
Input terminal connection;One end of the second encoder is connect with first motor, and the other end of second encoder and the second servo are driven
Dynamic device connection;The output end of the third servo-driver is connect with the input terminal of the second motor;The one of the third encoder
End is connect with the second motor, and the other end of third encoder is connect with third servo-driver.4th servo-driver
The connection of the input terminal of output end and rotating electric machine;One end of 4th encoder is connect with rotating electric machine, the 4th encoder
The other end is connect with the 4th servo-driver.
The PLC controller can obtain corresponding first by algorithm operation according to the D coordinates value of input workpiece
The corner of motor, the second motor and rotating electric machine calculates corresponding umber of pulse and pulse frequency according to motor corner later;Institute
It states the first servo-driver, the second servo-driver, third servo-driver and the 4th servo-driver and receives PLC controller hair
Pulse signal out controls first motor, the second motor and rotating electric machine operation respectively;The corner of the encoder acquisition motor
And rotary speed information, and the information conveyance of acquisition to servo-driver, servo-driver passes through comparison initial information and feedback letter
Breath, so as to adjust the revolving speed and corner of corresponding motor, it is ensured that motor reaches the revolving speed and corner of setting.
The course of work of the invention is as follows: the second motor 17 of the first motors 15 of two the first branches and the second branch is not
Dynamic, rotating electric machine 22 moves, and the laser head 2 on moving platform 26 rotates using the second branch as axle center;Rotating electric machine 22 is not
Dynamic, the first motor 15 of two the first branches and the second motor 17 of the second branch move synchronously, and realize swashing on moving platform 26
2 linear movement of shaven head and the rotation of space two-freedom.Pass through first motor 15, the fortune of the second motor 17 and rotating electric machine 22
It is dynamic, to realize laser head 2 in the movement and rotation in space.
Above-described embodiment is presently preferred embodiments of the present invention, is not a limitation on the technical scheme of the present invention, as long as
Without the technical solution that creative work can be realized on the basis of the above embodiments, it is regarded as falling into the invention patent
Rights protection scope in.