To the degree that usage, the servo motor is fundamentally answerable for the feed of the machine mechanical gathering, making the workpiece move to the instrument or the device move to the workpiece, basically to get a handle on made by cutting, with higher necessities for power and control precision; while the shaft motor is generally committed for driving the center of the machine contraption, driving the workpiece or the instrument head to turn, with higher prerequisites for dependable power brand name result to meet the good power yield limit at various rates. In that capacity, while organizing, these two engines will make alloted limit streamlining as per their application necessities autonomously.
Parts of spindle motor
Good result power: CNC machine contraption pivot load nature is like “reliable power”, that is where the machine device center point speed is high, the result force is essentially nothing; shaft speed is low, the result force is gigantic, to guarantee that the shaft can have adequate drive power under various working circumstances. That is, the necessities of the shaft drive contraption (center engine) to have “steady power” properties of the result turn;
Speed range: to guarantee that the CNC machine instruments for some contraptions, dealing with materials; adjust to a broad assortment of machining processes, the necessities of the shaft engine have a specific speed range. Regardless, the prerequisites of the shaft than the feed are lower.
Speed precision: the general need of static separation is under 5%, higher basics for under 1%;
Rapid: shaft drive is on occasion utilized in the orchestrating limit, which expects that it comparably has a specific level of speed.
center engine yield
Predictable power yield curve of the hub motor
Components of servo motor
The mechanical qualities of the servo engine necessities: the servo motor should have a little speed drop, in a specific speed reach can keep a dependable power result, and static strength.
The need to accomplish quick control reaction: pervasively in the shape managing, particularly the bend of the dealing with article for fast managing, the servo engine speed, and power control reaction time has exceptionally outrageous necessities.
The genuine engine has a wide combination of speed rules: used to meet the CNC spindle contraptions changed as per a large number instruments, dealing with workpiece materials, and can adjust to a broad assortment of machining processes.
With over-inconvenience force result and predictable power yield limit: machine contraption feed (servo engine) the chance of the mechanical weight is by and large to defeat the smashing of the table and cutting opposition, so the head “dependable power” nature, yet besides to acquire a couple of short encounters force over-inconvenience limit. Like the standard servo engine open, the over-inconvenience limit can appear at different times or essentially more.
Consistent power yield ascribes of servo motor
Differentiation between shaft motor and servo motor
Qualification of standard
The shaft motor is a precision nonconcurrent engine considering the way that CNC machine instruments have high necessities for improvement control, need to have serious areas of strength for exceptional, epic speed range and cautious position control exactness, so it needs a wonderful servo engine. The standard is equivalent to the overall squirrel tie engine, the best separation between the arranged servo engine and the nonconcurrent engine is that the arrangement of the rotor is extraordinary. Formed engines have staggered posts on the rotor, and in this way require relating region parts to recognize the rotor position. While supplanting these region parts moreover should be redone.
Separation of working reach
The servo engine works in the steady power region between the least speed and surveyed speed, while the shaft engine works in the anticipated power locale between the evaluated speed and the main speed considering the way that to accomplish an immense speed range, the surveyed speed of the center engine is generally remarkably low.
Contrast being used
The engine is utilized to separate the speed of the speed generator, the Entrance part likewise secluded on the structure of the engine to perceive the general spot of the rotor, while the shaft engine is utilized to perceive the engine speed with a position encoder, the engine encoder notwithstanding the traditional A, B, and R-stage sine cosine signal, there are two C-stage and D-stage sine cosine sign to perceive the spot of the engine rotor. In end in like manner checkout CNC spindle motor.