CN109270893B - Seven-axis five-linkage material increasing and decreasing machining numerical control machine tool motion control system and method - Google Patents
Seven-axis five-linkage material increasing and decreasing machining numerical control machine tool motion control system and method Download PDFInfo
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- CN109270893B CN109270893B CN201811440452.6A CN201811440452A CN109270893B CN 109270893 B CN109270893 B CN 109270893B CN 201811440452 A CN201811440452 A CN 201811440452A CN 109270893 B CN109270893 B CN 109270893B
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- 239000000463 material Substances 0.000 title claims abstract description 74
- 230000003247 decreasing effect Effects 0.000 title claims abstract description 65
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- 238000010146 3D printing Methods 0.000 claims abstract description 71
- 238000012545 processing Methods 0.000 claims abstract description 46
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 26
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- 238000001816 cooling Methods 0.000 claims description 3
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/19—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/31—From computer integrated manufacturing till monitoring
- G05B2219/31104—Remote configuration of parameters of controlled devices
Abstract
The invention provides a seven-axis five-linkage material increasing and decreasing machining numerical control machine tool motion control system and method, and relates to the technical field of machining equipment control. The system comprises a material increasing and decreasing motion control cabinet, a hand wheel, a cloud platform, a PC (personal computer) placed in the material increasing and decreasing motion control cabinet, a five-axis motion control card, a 3D printing motion control card, a plurality of drivers and a power module; the hand wheel is fixed on the left side or the right side panel of the material increasing and decreasing motion control cabinet and is connected with the five-axis motion control card; one end of the driver is connected with a motor of the numerical control machine tool, and the other end of the driver is connected with a five-axis motion control card or a 3D printing motion control card; the cloud platform is connected with the PC; one end of the power module is connected with an alternating current power supply, and the other end of the power module is connected with the PC and the drivers. The seven-axis five-linkage material increasing and decreasing numerical control machine tool motion control system and method provided by the invention solve the problems that the numerical control machine tool motion control system in the prior art is overlarge in volume and the state of processing equipment is difficult to remotely monitor, access and modify.
Description
Technical Field
The invention relates to the technical field of control of machining equipment, in particular to a seven-axis five-linkage material increasing and decreasing machining numerical control machine tool motion control system and method.
Background
The numerical control technology is a basic stone for realizing the modernization of equipment, and along with the development of industrialization, the numerical control technology is increasingly applied to the industries of aerospace, ships, precise instruments and the like.
The intelligent and visual processing process is a development trend of the future mechanical processing industry, so that operators can be greatly reduced, and the processing process can be controlled more intuitively.
Jiang Zhou et al have designed a seven-axis five-linkage small-sized numerical control machine tool in the patent, but only introduce a method for realizing a mechanical structure, and do not relate to the design and manufacture of a specific control system.
In order to meet the needs of the development of the times, miniaturization of processing equipment, in particular miniaturization of an electric control system and a motion control system has become a trend. However, the existing material increasing and decreasing motion control system has huge volume and high manufacturing cost, and the electrical connection is too complex, so that miniaturization is difficult to achieve. There is a need in the art for a reliable, low cost motion control device for increasing or decreasing material.
Disclosure of Invention
The invention aims to solve the technical problem of providing a seven-axis five-linkage material increasing and decreasing machining numerical control machine tool motion control system and method for achieving motion control of a numerical control machine tool aiming at the defects of the prior art.
In order to solve the technical problems, the invention adopts the following technical scheme: on one hand, the invention provides a seven-axis five-linkage material increasing and decreasing machining numerical control machine tool motion control system, which comprises a PC (personal computer), a hand wheel, a material increasing and decreasing motion control cabinet, a five-axis motion control card, a 3D printing motion control card, a plurality of drivers, a power module and a cloud platform; the material increasing and decreasing motion control cabinet comprises an aluminum profile frame, an upper panel, a front panel, a left side panel and a right side panel; the upper panel, the front panel, the left side panel and the right side panel are all connected with the aluminum profile frame in a bolt connection, gluing or welding mode; the main case, the five-axis motion control card, the 3D printing motion control card, the driver and the power module of the PC are all fixed on a front panel in the material increasing and decreasing motion control cabinet in a bolt connection or gluing mode; the hand wheel is fixed on the left side or the right side panel of the material increasing and decreasing motion control cabinet in a hanging or magnet adsorption mode; meanwhile, the hand wheel is connected with the five-axis motion control card in a wired or wireless mode; one end of the driver is connected with a driving signal wire of a motor of the numerical control machine tool and an encoder signal wire through a signal wire, and the other end of the driver is connected with a five-axis motion control card or a 3D printing motion control card through a data wire; the driver controls the motor of the numerical control machine to rotate forward and backward, rotate speed, brake and acceleration by receiving the command of the five-axis motion control card or the 3D printing motion control card; the cloud platform is connected with a PC through a wireless network, the PC transmits processing data of the numerical control machine tool to the cloud platform, and a numerical control machine tool operator remotely accesses the PC through the cloud platform, so that remote processing control is realized; one end of the power supply module is connected with an alternating current power supply, and the other end of the power supply module is connected with the PC and the drivers to supply power for the PC and the drivers.
Preferably, the aluminum profile frame has a size larger than 260×540×700mm and smaller than 460×740×900mm, and is used for supporting and fixing the upper panel, the front panel and the left and right side panels; the aluminum profiles are fixedly connected through corner brackets or welding; universal wheels with braking structures are arranged at the bottoms of the aluminum profile frames; when the vehicle is required to be carried, the universal wheels can roll freely by loosening the brake button, so that the vehicle is convenient to carry; when the universal wheel is fixedly placed, the universal wheel is removed or a brake button is pressed down to lock the universal wheel; meanwhile, a round hole is formed in the upper panel, and a power on/off button of the PC is fixed on the round hole.
Preferably, a display, a keyboard and a mouse of the PC are all arranged on an upper panel of the material increasing and decreasing motion control cabinet, so that the operation of an operator is facilitated, and the PC is connected with a main cabinet arranged in the material increasing and decreasing motion control cabinet through a wiring hole formed in the upper panel; meanwhile, an Ethernet interface or a WiFi interface connected with the Internet or a local area network is arranged in the PC, so that a seven-axis five-linkage material increasing and decreasing machining process of the numerical control machine tool is realized; the PC also comprises one or more USB interfaces, and is connected with the five-axis motion control card and the 3D printing motion control card through the USB interfaces, and the PC sends motion control instructions to the two motion control cards; and a VGA or HDMI interface is also arranged on the PC, a video signal is sent to a display through the interface, and parameters such as a processing track of the numerical control machine tool, a numerical control program, forward rotation, reverse rotation, rotation speed, braking and acceleration of the motor are displayed on the display.
Preferably, the driver adopts a stepping motor driver, a servo motor driver or a brushless motor driver.
Preferably, the five-axis motion control card adopts a printed circuit board with plastic shell protection, and the circuit board comprises one or more microprocessors, a driver interface, a programmable I/O interface, a hand wheel interface, a USB interface and a power interface; the five-axis motion control card sends a driver control instruction to a motor of the numerical control machine tool through a driver interface so as to control the motion of 7 motion axes of the numerical control machine tool, and maximally supports a 5-axis linkage function, thereby realizing a seven-axis five-linkage function; the programmable I/O interface adopts a transistor, triode or relay structure to realize the isolation between the programmable I/O interface and an external circuit; the control of a relay, cooling liquid, cooling gas, a cooling fan, a tool setting instrument and a tool changer of the numerical control machine tool is realized through a programmable I/O interface; the hand wheel interface realizes the wired or wireless connection between the five-axis motion control card and the hand wheel; pulse signals sent by the hand wheel are sent to the five-axis motion control card through the hand wheel interface, so that the motion of each axis motor of the numerical control machine tool is controlled; the USB interface realizes the connection of the five-axis motion control card and the PC, and further realizes the communication between the PC and the five-axis motion control card; the power interface realizes that the five-axis motion control card is connected with a power supply, and realizes power supply.
Preferably, a certain distance is reserved between the 3D printing motion control card and other equipment, so that unsmooth heat dissipation is prevented; the 3D printing motion control card is a printed circuit board with plastic shell protection, and the circuit board comprises one or more microprocessors, a driver interface, a heating module interface, a USB interface and a power interface; the driver interface of the 3D printing motion control card realizes that the 3D printing motion control card sends a driver control instruction to a motor of the numerical control machine; through the interface, the 3D printing motion control card can control the motion of three motion axes of the machine tool, and a 3D printing process is realized; the 3D printing motion control card heating module interface enables the 3D printing motion control card to control heating of a hot bed and a spray head of the numerical control machine tool, so that 3D printing is realized; the 3D printing motion control card USB interface is used for realizing the connection between the 3D printing motion control card and the PC, and realizing the communication between the PC and the 3D printing motion control card; the 3D printing motion control card power interface realizes connection of the 3D printing motion control card and a power supply, and realizes power supply.
Preferably, a certain distance is reserved between the power module and other equipment, so that unsmooth heat dissipation is prevented; the power supply module inputs 220V alternating current which accords with national standards, and the frequency is 50Hz; the power module performs voltage stabilization or voltage reduction operation on an input power supply and outputs the voltage received by a PC and a plurality of drivers in the material increasing and decreasing motion control cabinet.
Preferably, the front panel of the material increasing and decreasing motion control cabinet further comprises a motor interface and a power interface which are embedded into the front panel through holes and grooves, and the motor interface and the power interface are fixed with the front panel in a bolt connection mode, so that the connection of an external motor, a power supply and the motion control cabinet is facilitated.
On the other hand, the invention also provides a seven-axis five-linkage material increasing and decreasing machining numerical control machine tool motion control method, which specifically comprises the following steps:
an operator completes the hardware connection of the seven-axis five-linkage material increasing and decreasing machining numerical control machine tool motion control system and electrifies the whole system through a power interface; after being electrified, the PC machine is started after receiving the signal by pressing a power-on/off button;
after the PC is started, displaying data sent by the five-axis motion control card and the 3D printing motion control card through the USB data line on a display, and monitoring the machining process of the numerical control machine tool through the display by an operator; meanwhile, the PC sends the processing data of the numerical control machine tool to the cloud platform, and an operator remotely accesses the PC through the cloud platform, so that remote processing control is realized;
an operator sends control signals to the five-axis motion control card and the 3D printing motion control card through an operation hand wheel, so that the motion of each motion axis of the numerical control machine tool for increasing and decreasing materials is controlled, and motion data of each axis is sent to a display through a PC and displayed on a screen;
an operator selects a road track code of a part needing material increasing and decreasing processing through operating a keyboard and a mouse of the PC, and reads the road track code into the PC; the PC sends the processing track data to the five-axis motion control card and the 3D printing motion control card, so that the processing process of increasing and decreasing materials is realized; after the five-axis motion control card and the 3D printing motion control card obtain the processing data sent from the PC, the processing data are converted into pulse signals and sent to each driver, and each driver controls the motion of the corresponding numerical control machine motor, so that the motion of the X1 axis, the Y1 axis, the Z axis, the B axis, the C axis, the X2 axis and the Y2 axis of the numerical control machine is controlled, and the seven-axis processing process is realized.
The beneficial effects of adopting above-mentioned technical scheme to produce lie in: the seven-axis five-linkage material increasing and decreasing machining numerical control machine tool motion control system and the method solve the problems that in the prior art, the volume of the numerical control machine tool motion control system is overlarge, the state of machining equipment is difficult to remotely monitor, access and modify, and a PC (personal computer) and a motion control card are miniaturized by manufacturing a special motion control card, so that the system volume is reduced; according to the invention, the cloud platform is used for carrying out remote monitoring and control on the processing state, so that the remote processing is realized. The numerical control machine tool motion control system combines the traditional single five-axis material reduction processing and the advanced material addition processing technology, realizes the motion control functions of material addition processing and material reduction processing on one device, reduces the system volume, reduces the system cost and has wide market prospect; meanwhile, the internet cloud visualization technology is introduced into the traditional mechanical machining motion control field, so that the machining process can be remotely accessed, modified and monitored, an operator can conveniently control the machining process, and the function of remote machining is realized.
Drawings
FIG. 1 is a block diagram of a seven-axis five-linkage numerical control machine tool motion control system for machining increased or decreased materials, which is provided by the embodiment of the invention;
fig. 2 is a schematic structural diagram of a seven-axis five-linkage material increasing and decreasing machining numerical control machine tool motion control system according to an embodiment of the present invention, wherein (a) is a perspective view, (b) is a front view, (c) is a left view, (d) is a top view (e) is a rear view (f) is a right view;
fig. 3 is a schematic structural diagram of an increase-decrease material motion control cabinet of a seven-axis five-linkage increase-decrease material processing numerical control machine tool motion control system according to an embodiment of the present invention, where (a) is a perspective view, and (b) is a front view;
fig. 4 is a front view of a front panel of a numerical control machine tool motion control system for seven-axis five-linkage material increasing and decreasing machining provided by the embodiment of the invention.
In the figure, 1, a display; 2. a keyboard; 3. a mouse; 4. a hand wheel; 5. a material adding and reducing motion control cabinet; 501. an aluminum profile frame; 502. an upper panel; 503. a front panel; 504. a left side panel; 505. a right side panel; 50201. a power on/off button; 50202. a wiring hole; 503. a front panel; 50301. a PC; 50302. five-axis motion control card; 50303. 3D prints the motion control card; a driver 50304; a power supply 50305; a power interface 50306; 50307. a motor interface; 5030201, five axis motion control card driver interface; 5030202, programmable I/O interface; 5030203, hand wheel; 5030204, five-axis motion control card USB interface; 5030205, five-axis motion control card power interface; 5030301,3D print motion control card driver interface; 5030302, heating module interface; 5030303, 3D print motion control card USB interface; 5030304, 3D print motion control card power interface.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
In this embodiment, taking a certain numerically-controlled machine tool as an example, the seven-axis five-linkage material increasing and decreasing machining numerically-controlled machine tool motion control system and method of the invention are used for controlling the motion of the numerically-controlled machine tool.
A seven-axis five-linkage material increasing and decreasing machining numerical control machine tool motion control system, as shown in figures 1 and 2, comprises a PC (personal computer), a hand wheel 4, a material increasing and decreasing motion control cabinet 5, a five-axis motion control card 50302, a 3D printing motion control card 50303, seven drivers 50304, a power module 50305 and a cloud platform; the material increasing and decreasing motion control cabinet is shown in fig. 3, and comprises an aluminum profile frame 501, an upper panel 502, a front panel 503, a left side panel 504 and a right side panel 505; the upper panel 502, the front panel 503, the left side panel 504 and the right side panel 505 are all connected with the aluminum profile frame 501 by a bolt connection, an adhesive or a welding mode; the main box 50301, the five-axis motion control card 50302, the 3D printing motion control card 50303, the seven drivers 50304 and the power module 50305 of the PC are all fixed on the front panel 502 in the material increasing and decreasing motion control cabinet 5 by bolting or gluing, as shown in fig. 4; the hand wheel 4 is fixed on the left side panel 504 or the right side panel 505 of the material increasing and decreasing motion control cabinet 5 in a hanging or magnet adsorption mode; meanwhile, the hand wheel 4 is connected with the five-axis motion control card 50302 in a wired or wireless mode; one end of the driver 50304 is connected with a driving signal line of a motor of the numerical control machine tool and an encoder signal line through a signal line, and the other end of the driver 50304 is connected with the five-axis motion control card 50302 or the 3D printing motion control card 50303 through a data line; the driver 50304 adopts a stepping motor driver, a servo motor driver or a brushless motor driver, and controls the motor forward rotation, reverse rotation, rotation speed, braking and acceleration of the numerical control machine by receiving the instruction of the five-axis motion control card 50302 or the 3D printing motion control card 50303; the cloud platform is connected with the PC through a wireless network, the PC sends processing data of the numerical control machine tool to the cloud, and a numerical control machine tool operator remotely accesses the PC through the cloud platform, so that remote processing control is realized; one end of the power module 50305 is connected with an alternating current power supply, and the other end of the power module is connected with a PC and a plurality of drivers 50304 to supply power to the PC and the drivers. A certain distance is reserved between the power module 50305 and other equipment, heat dissipation is prevented from being unsmooth, 220V alternating current meeting the national standard is input, and the frequency is 50Hz; the power module 50305 performs voltage stabilizing or voltage reducing operation on the input power, and outputs the voltage received by the PC and the plurality of drivers 50304 inside the material increasing/decreasing motion control cabinet 5.
The front panel 503 of the material increasing and decreasing motion control cabinet 5 further comprises a motor interface 50307 and a power interface 50306 which are embedded into the front panel through holes and grooves, and is fixed with the front panel 503 in a bolt connection mode, so that an external motor, a power supply and the material increasing and decreasing motion control cabinet 5 are conveniently connected.
The aluminum profile frame 501 has a size greater than 260×540×700mm and less than 460×740×900mm, and is made of aluminum profiles, and has functions of supporting, mounting and fixing the upper panel 502, the front panel 503, the left side panel 504 and the right side panel 505; the aluminum profiles are fixedly connected through corner brackets or welding; universal wheels with braking structures are arranged at the bottoms of the aluminum profile frames 501; when the vehicle is required to be carried, the universal wheels can roll freely by loosening the brake button, so that the vehicle is convenient to carry; when the universal wheel is fixedly placed, the universal wheel is removed or a brake button is pressed down to lock the universal wheel; meanwhile, the upper panel 502 is also provided with a circular hole, and a power on/off button of the PC is fixed on the circular hole.
The display 1, the keyboard 2 and the mouse 3 of the PC are all arranged on the upper panel 502 of the material increasing and decreasing motion control cabinet 5, so that the operation of an operator is convenient, and the PC is connected with a mainframe box arranged in the material increasing and decreasing motion control cabinet 5 through a wiring hole formed in the upper panel 502; meanwhile, an Ethernet interface or a WiFi interface connected with the Internet or a local area network is arranged in the PC, so that a seven-axis five-linkage material increasing and decreasing machining process of the numerical control machine tool is realized; the PC also comprises one or more USB interfaces, and is connected with the five-axis motion control card 50302 and the 3D printing motion control card 50303 through the USB interfaces, and the PC sends motion control instructions to the two motion control cards; and a VGA or HDMI interface is also arranged on the PC, a video signal is sent to the display 1 through the interface, and parameters such as a processing track of the numerical control machine tool, a numerical control program, forward rotation, reverse rotation, rotation speed, braking and acceleration of the motor are displayed on the display 1.
The five-axis motion control card 50302 adopts a printed circuit board with plastic shell protection, and the circuit board comprises one or more microprocessors, a driver interface 5030201, a programmable I/O interface 5030202, a hand wheel interface 5030203, a USB interface 5030204 and a power interface 5030205; the five-axis motion control card 50302 sends a driver control instruction to a motor of the numerical control machine tool through a driver interface 5030201, so that the motion of 7 motion axes of the numerical control machine tool is controlled, and a 5-axis linkage function is supported at maximum, so that a seven-axis five-linkage function is realized; the programmable I/O interface 5030202 adopts a transistor, triode or relay structure to realize isolation between the programmable I/O interface 5030202 and an external circuit; the control of a relay, cooling liquid, cooling gas, a cooling fan, a tool setting gauge and a tool changer of the numerical control machine tool is realized through a programmable I/O interface 5030202; the hand wheel interface 5030203 realizes the wired or wireless connection between the five-axis motion control card 50302 and the hand wheel 4; pulse signals sent by the hand wheel 4 are sent to the five-axis motion control card through a hand wheel interface 5030203, so that the motion of each axis motor of the numerical control machine tool is controlled; the USB interface 5030204 realizes the connection between the five-axis motion control card 50302 and the PC, so as to realize the communication between the PC and the five-axis motion control card 50302; the power interface 5030205 connects the five-axis motion control card 50302 with the power module 50305 to supply power.
A certain distance is reserved between the 3D printing motion control card 50303 and other equipment, so that unsmooth heat dissipation is prevented; the 3D printing motion control card is a printed circuit board with plastic shell protection, and the circuit board comprises one or more microprocessors, a driver interface 5030301, a heating module interface 5030302, a USB interface 5030303 and a power interface 5030304; the driver interface 5030301 of the 3D printing motion control card 50303 realizes that the 3D printing motion control card 50303 sends a driver control instruction to a motor of the numerical control machine; the printing motion control card 50303 can control the motion of three motion axes of a machine tool through the interface 5030301,3D, so that a 3D printing process is realized; the 3D printing motion control card heating module interface 5030302 enables the 3D printing motion control card 50303 to control the heating of a hot bed and a spray head of the numerical control machine tool, so as to realize 3D printing; the 3D printing motion control card USB interface 5030303 is configured to connect the 3D printing motion control card 50303 with a PC, so as to implement communication between the PC and the 3D printing motion control card 50303; the 3D printing motion control card power interface 5030304 realizes connection of the 3D printing motion control card 50303 and the power module 50305, and realizes power supply.
In the embodiment, the specific hardware of the seven-axis five-linkage increase-decrease material processing numerical control machine tool motion control system is installed as follows:
the display 1 is connected with an alternating current power supply through a power line, and is connected with a main cabinet 50301 of a PC in the material increasing and decreasing motion control cabinet 5 through an HDMI or VGA line.
The keyboard 2 and the mouse 3 are connected with a main cabinet 50301 of a PC in the material movement control cabinet 5 in a wired mode, such as a USB wire or a wireless mode.
The hand wheel 4 is connected with a main cabinet 50301 of a PC in the material increasing and decreasing motion control cabinet 5 in a wired or wireless mode;
in the material increasing and decreasing motion control cabinet 5: the upper panel 502 is installed above the aluminum profile frame 501 and fastened by bolts; the front panel 503 is mounted in front of the aluminum profile frame 501 and fastened by bolts; the left side panel 504 is mounted on the left side of the aluminum profile frame 501 and fastened by bolts; the right panel 505 is mounted on the right side of the aluminum profile frame 501 and fastened by bolts;
the aluminum profile frame 501 is formed by connecting and fixing a plurality of aluminum profiles by using corner brackets and bolts; universal wheels are arranged on the aluminum profile at the bottom of the aluminum profile frame 501, so that the whole seven-axis five-linkage numerical control machine tool motion control system for machining the increased or decreased profile is convenient to carry and move;
the upper panel 502 is provided with a switch button hole of the PC, so that the switch button 50201 of the PC can be conveniently installed. The on-off button 50201 of the PC is connected with the main cabinet 50301 of the PC through a signal wire; the upper panel 502 is also provided with a wiring hole 50202 which is convenient for the arrangement of a display power line, a VGA or HDMI line, a keyboard line and a mouse line;
the front panel 503 is tightly fixed with a main case 50301, a five-axis motion control card 50302, a 3D printing motion control card 50303, a driver 50304, a power module 50305, a power interface 50306 and a motor interface 50307 of the PC by means of bolting or gluing;
hooks are arranged on the left side panel 504 and the right side panel 505, so that the hand wheel 4 can be conveniently fixed.
The method for controlling the seven-axis five-linkage material increasing and decreasing machining numerical control machine tool motion control system comprises the following steps:
an operator completes the hardware connection of the seven-axis five-linkage material increasing and decreasing machining numerical control machine tool motion control system and electrifies the whole system through a power interface 50306; after being electrified, the on-off button 50201 is pressed, and the main machine box 50301 of the PC machine is started after receiving a signal;
after the PC is started, data sent by the five-axis motion control card 50302 and the 3D printing motion control card 50303 through the USB data line are displayed on the display 1, and an operator monitors the machining process of the numerical control machine tool through the display 1; meanwhile, the PC sends the processing data of the numerical control machine tool to the cloud platform, and an operator remotely accesses the PC through the cloud platform, so that remote processing control is realized;
an operator sends control signals to the five-axis motion control card 50302 and the 3D printing motion control card 50303 through the operation hand wheel 4, so that the motion of each motion axis of the material increasing and decreasing numerical control machine tool is controlled, and motion data of each axis is sent to the display 1 through the PC and displayed on a screen;
an operator selects a road track code of a part needing material increasing and decreasing processing through operating a keyboard 2 and a mouse 3 of the PC, and reads the road track code into the PC; the PC sends the processing track data to the five-axis motion control card 50302 and the 3D printing motion control card 50303, so that the processing process of increasing and decreasing materials is realized; after the five-axis motion control card 50302 and the 3D printing motion control card 50303 obtain the processing data sent from the PC, the processing data are converted into pulse signals and sent to each driver 50304, and each driver 50304 controls the motion of the corresponding numerical control machine motor, so as to control the motion of the X1 axis, the Y1 axis, the Z axis, the B axis, the C axis, the X2 axis and the Y2 axis of the numerical control machine, and realize a seven-axis processing process.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions, which are defined by the scope of the appended claims.
Claims (2)
1. A seven-axis five-linkage numerical control machine tool motion control system for machining materials is characterized in that: the device comprises a PC, a hand wheel, a material increasing and decreasing motion control cabinet, a five-axis motion control card, a 3D printing motion control card, a plurality of drivers, a power module and a cloud platform; the material increasing and decreasing motion control cabinet comprises an aluminum profile frame, an upper panel, a front panel, a left side panel and a right side panel; the upper panel, the front panel, the left side panel and the right side panel are all connected with the aluminum profile frame in a bolt connection, gluing or welding mode; the main case, the five-axis motion control card, the 3D printing motion control card, the driver and the power module of the PC are all fixed on a front panel in the material increasing and decreasing motion control cabinet in a bolt connection or gluing mode; the hand wheel is fixed on the left side or the right side panel of the material increasing and decreasing motion control cabinet in a hanging or magnet adsorption mode; meanwhile, the hand wheel is connected with the five-axis motion control card in a wired or wireless mode; one end of the driver is connected with a driving signal wire of a motor of the numerical control machine tool and an encoder signal wire through a signal wire, and the other end of the driver is connected with a five-axis motion control card or a 3D printing motion control card through a data wire; the driver controls the motor of the numerical control machine to rotate forward and backward, rotate speed, brake and acceleration by receiving the command of the five-axis motion control card or the 3D printing motion control card; the cloud platform is connected with a PC through a wireless network, the PC transmits processing data of the numerical control machine tool to the cloud platform, and a numerical control machine tool operator remotely accesses the PC through the cloud platform, so that remote processing control is realized; one end of the power supply module is connected with an alternating current power supply, and the other end of the power supply module is connected with the PC and the drivers to supply power for the PC and the drivers;
the five-axis motion control card adopts a printed circuit board with plastic shell protection, and the circuit board comprises one or more microprocessors, a driver interface, a programmable I/O interface, a hand wheel interface, a USB interface and a power interface; the five-axis motion control card sends a driver control instruction to a motor of the numerical control machine tool through a driver interface so as to control the motion of 7 motion axes of the numerical control machine tool, and maximally supports a 5-axis linkage function, thereby realizing a seven-axis five-linkage function; the programmable I/O interface adopts a transistor, triode or relay structure to realize the isolation between the programmable I/O interface and an external circuit; the control of a relay, cooling liquid, cooling gas, a cooling fan, a tool setting instrument and a tool changer of the numerical control machine tool is realized through a programmable I/O interface; the hand wheel interface realizes the wired or wireless connection between the five-axis motion control card and the hand wheel; pulse signals sent by the hand wheel are sent to the five-axis motion control card through the hand wheel interface, so that the motion of each axis motor of the numerical control machine tool is controlled; the USB interface realizes the connection of the five-axis motion control card and the PC, and further realizes the communication between the PC and the five-axis motion control card; the power interface realizes that the five-axis motion control card is connected with a power supply to realize power supply;
a certain distance is reserved between the 3D printing motion control card and other equipment, so that unsmooth heat dissipation is prevented; the 3D printing motion control card is a printed circuit board with plastic shell protection, and the circuit board comprises one or more microprocessors, a driver interface, a heating module interface, a USB interface and a power interface; the driver interface of the 3D printing motion control card realizes that the 3D printing motion control card sends a driver control instruction to a motor of the numerical control machine; through the interface, the 3D printing motion control card can control the motion of three motion axes of the machine tool, and a 3D printing process is realized; the 3D printing motion control card heating module interface enables the 3D printing motion control card to control heating of a hot bed and a spray head of the numerical control machine tool, so that 3D printing is realized; the 3D printing motion control card USB interface is used for realizing the connection between the 3D printing motion control card and the PC, and realizing the communication between the PC and the 3D printing motion control card; the 3D printing motion control card power interface realizes the connection of the 3D printing motion control card and a power supply, and realizes the power supply;
the aluminum profile frame has the size of more than 260 multiplied by 540 multiplied by 700mm and less than 460 multiplied by 740 multiplied by 900mm, and the aluminum profile frame has the functions of supporting, mounting and fixing the upper panel, the front panel and the left and right side panels; the aluminum profiles are fixedly connected through corner brackets or welding; universal wheels with braking structures are arranged at the bottoms of the aluminum profile frames; when the vehicle is required to be carried, the universal wheels can roll freely by loosening the brake button, so that the vehicle is convenient to carry; when the universal wheel is fixedly placed, the universal wheel is removed or a brake button is pressed down to lock the universal wheel; meanwhile, the upper panel is also provided with a circular hole, and a power on/off button of the PC is fixed on the circular hole;
the display, the keyboard and the mouse of the PC are all arranged on the upper panel of the material increasing and decreasing motion control cabinet, so that the operation of an operator is convenient, and the PC is connected with a mainframe box arranged in the material increasing and decreasing motion control cabinet through a wiring hole formed in the upper panel; meanwhile, an Ethernet interface or a WiFi interface connected with the Internet or a local area network is arranged in the PC, so that a seven-axis five-linkage material increasing and decreasing machining process of the numerical control machine tool is realized; the PC also comprises one or more USB interfaces, and is connected with the five-axis motion control card and the 3D printing motion control card through the USB interfaces, and the PC sends motion control instructions to the two motion control cards; the PC is also provided with a VGA or HDMI interface, video signals are sent to the display through the interface, and parameters such as a processing track of the numerical control machine tool, a numerical control program, forward rotation, reverse rotation, rotation speed, braking and acceleration of the motor are displayed on the display;
the driver adopts a stepping motor driver, a servo motor driver or a brushless motor driver;
a certain distance is reserved between the power module and other equipment, so that unsmooth heat dissipation is prevented; the power supply module inputs 220V alternating current which accords with national standards, and the frequency is 50Hz; the power supply module performs voltage stabilization or voltage reduction operation on an input power supply and outputs the voltage received by a PC (personal computer) and a plurality of drivers in the material increasing and decreasing motion control cabinet;
the front panel of the material increasing and decreasing motion control cabinet further comprises a motor interface and a power interface which are embedded into the front panel through holes and grooves, and the motor interface and the power interface are fixed with the front panel in a bolt connection mode, so that the connection of an external motor, a power supply and the motion control cabinet is facilitated.
2. The method for controlling the seven-axis five-linkage material increasing and decreasing machining numerical control machine tool motion control system according to the invention claim 1 is characterized in that: the method comprises the following steps:
an operator completes the hardware connection of the seven-axis five-linkage material increasing and decreasing machining numerical control machine tool motion control system and electrifies the whole system through a power interface; after being electrified, the PC machine is started after receiving the signal by pressing a power-on/off button;
after the PC is started, displaying data sent by the five-axis motion control card and the 3D printing motion control card through the USB data line on a display, and monitoring the machining process of the numerical control machine tool through the display by an operator; meanwhile, the PC sends the processing data of the numerical control machine tool to the cloud platform, and an operator remotely accesses the PC through the cloud platform, so that remote processing control is realized;
an operator sends control signals to the five-axis motion control card and the 3D printing motion control card through an operation hand wheel, so that the motion of each motion axis of the numerical control machine tool for increasing and decreasing materials is controlled, and motion data of each axis is sent to a display through a PC and displayed on a screen;
an operator selects a road track code of a part needing material increasing and decreasing processing through operating a keyboard and a mouse of the PC, and reads the road track code into the PC; the PC sends the processing track data to the five-axis motion control card and the 3D printing motion control card, so that the processing process of increasing and decreasing materials is realized; after the five-axis motion control card and the 3D printing motion control card obtain the processing data sent from the PC, the processing data are converted into pulse signals and sent to each driver, and each driver controls the motion of the corresponding numerical control machine motor, so that the motion of the X1 axis, the Y1 axis, the Z axis, the B axis, the C axis, the X2 axis and the Y2 axis of the numerical control machine is controlled, and the seven-axis processing process is realized.
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