Linear reciprocating device and its positioning control method
OwnerPeng Jin, Feng Cheninventors
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Abstract
A linear reciprocating device and a location controlling method utilizing the device are provided. The linear reciprocating device comprises a machine base, a linear guide (2) fixedly mounted on the machine base, a linear reciprocating load (4) matching with the linear guide (2) and a motor (8) driving the load (4), and also comprises: a position detection device detecting the original position of the load (4), a displacement detection device detecting a relative displacement value of the load (4) in a positioning region, a controller coupled with the position detection device, the displacement detection device and the motor (8). The device and the location controlling method achieve higher positioning precision with lower cost.
Claims10
A linear reciprocating device comprising a base, a linear guide (2) fixedly mounted on the base, a load (4) matching the linear guide for linear reciprocating movement, and a motor (8) driving said load (4), characterized in that said linear reciprocating device further includes:
- a limit detection device for detecting an origin position of the load;
- a displacement detection device for detecting a relative displacement value of the load in a positioning region;
- and
- a controller coupled with said limit detection device, said displacement detection device and said motor (8).
A positioning control method for a linear reciprocating device, said linear reciprocating device includes a base, a linear guide (2) fixedly mounted on said base, a load (4) matching said linear guide for linear reciprocating movement, and a motor (8) driving said load (4), characterized in that said linear reciprocating device further includes:
- a limit detection device for detecting an origin position of said load;
- a displacement detection device for detecting a relative displacement value of said load in a positioning region;
- and a controller coupled with said limit detection device, said displacement detection device and said motor (8), the method includes:
- said controller controls the motion of said motor (8) according to position detection result of said limit detection device and displacement detection result of said displacement detection device.
Dependencies are inferred from the claim text.