METHOD FOR DETERMINING ERRORS IN A ROTATION POSITION DETERMINATION SYSTEM
1 Assignment
0 Petitions
Accused Products
Abstract
A method for determining one or more errors of a rotational position establishment system is provided. More particularly, a rotary apparatus having first and second parts that rotate relative to one another about a rotation axis of the rotary apparatus is used to determine one or more rotation errors. A rotation position determination system is used to determine rotation position errors from the rotation positions of the rotary apparatus or a change in the rotation position of the rotary apparatus, and from rotation positions of a reference rotary apparatus or a change in the rotation position of the reference rotary apparatus.
-
Citations
72 Claims
-
1-34. -34. (canceled)
-
35. A method for establishing one or more errors of a rotational position establishment system that measures rotational positions of parts of a rotational device for at least one of a coordinate measuring machine or establishing a hysteresis effect in such a rotational position establishment system, the rotational device including a first part and a second part rotatable relative to one another about a rotational axis of the rotational device, the method comprising the steps of:
-
establishing a first rotational position of the rotational device with first and second parts rotatable relative to one another, wherein a first rotational position of the first part is established relative to the second part of the rotational device; establishing a first rotational position of a reference rotational device, which is a rotary table including a third part and a fourth part rotatable relative to one another, wherein the third part, in relation to the rotational axis, is coupled in a conjointly rotating manner to the second part of the rotational device, and the fourth part is rotatable relative to the third part about a rotational axis of the reference rotational device, wherein a first rotational position of the third part is established relative to the fourth part; varying the rotational position of the rotational device to a second rotational position of the rotational device and establishing the second rotational position of the rotational device using the rotational position establishment system; varying the rotational position of the reference rotational device to a second rotational position of the reference rotational device and establishing the second rotational position of the reference rotational device; establishing a resultant rotational position of the first part and of the fourth part relative to one another, which resultant rotational position has been changed as a result of varying the rotational positions in the varying steps; and establishing the rotational position error of the rotational position establishment system from the changed resultant rotational position of the first part and of the fourth part relative to one another. - View Dependent Claims (36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51)
-
-
52. An arrangement for establishing one or more errors of a rotational position establishment system that measures rotational positions of parts of a rotational device for a coordinate measuring machine, the arrangement comprising:
-
a rotational device including a first part and a second part rotatable relative to one another about a rotational axis of the rotational device; a rotational position establishment system, a reference rotational device, which includes a rotary table, including a third part and a fourth part rotatable relative to one another about a rotational axis of the reference rotational device, said third part being coupled in a conjointly rotating manner, in relation to the rotational axis of the rotational device, to the second part of the rotational device; a rotational position establishment apparatus for establishing a resultant rotational position of the first part and of the fourth part relative to one another in relation to the rotational axis of the rotational device; an error establishment apparatus for establishing the error of the rotational position establishment system, wherein the error establishment apparatus is configured to establish the rotational position error of the rotational position establishment system from the changed resultant rotational position of the first part and of the fourth part relative to one another. - View Dependent Claims (53, 54)
-
-
55. An arrangement for establishing one or more errors of a rotational position establishment system that measures rotational positions of parts of a rotational device for a coordinate measuring machine, the arrangement comprising:
-
a rotational device including a first part and a second part rotatable relative to one another about a rotational axis of the rotational device; a rotational position establishment system, a reference rotational device, which includes a rotary table, including a third part and a fourth part rotatable relative to one another about a rotational axis of the reference rotational device, said third part being coupled in a conjointly rotating manner, in relation to the rotational axis of the rotational device, to the second part of the rotational device; a rotational position establishment apparatus for establishing a resultant rotational position of the first part and of the fourth part relative to one another in relation to the rotational axis of the rotational device; an error establishment apparatus for establishing the error of the rotational position establishment system, wherein the error establishment apparatus is configured to establish the rotational position error of the rotational position establishment system from the rotational positions of the rotational device or the change in the rotational position of the rotational device, and from the rotational positions of the reference rotational device or the change in the rotational position of the reference rotational device. - View Dependent Claims (56)
-
-
57. A method for establishing one or more errors of a rotational position establishment system that measures rotational positions of parts of a rotational device for at least one of a coordinate measuring machine or establishing a hysteresis effect in such a rotational position establishment system, the rotational device including a first part and a second part rotatable relative to one another about a rotational axis of the rotational device, the method comprising the steps of:
-
establishing a first rotational position of the rotational device with first and second parts rotatable relative to one another, wherein a first rotational position of the first part is established relative to the second part of the rotational device; establishing a first rotational position of a reference rotational device, which is a rotary table including a third part and a fourth part rotatable relative to one another, wherein the third part, in relation to the rotational axis, is coupled in a conjointly rotating manner to the second part of the rotational device, and the fourth part is rotatable relative to the third part about a rotational axis of the reference rotational device, wherein a first rotational position of the third part is established relative to the fourth part; varying the rotational position of the rotational device to a second rotational position of the rotational device and varying the rotational position of the reference rotational device to a second rotational position of the reference rotational device such that the resultant rotational position of the first part and of the fourth part has not been changed; establishing the second rotational position of the rotational device; establishing the second rotational position of the reference rotational device; and establishing the rotational position error of the rotational position establishment system from the rotational positions of the rotational device or the change in the rotational position of the rotational device, and from the rotational positions of the reference rotational device or the change in the rotational position of the reference rotational device. - View Dependent Claims (58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72)
-
Specification