Installing device and robot

1. An installing device comprising:

a connection member disposed at a base end portion of a hollow robot arm which extends in an extension direction and which has a hollow extending in the extension direction, a linear object passing through the hollow and having an end which projects from the base end portion of the hollow robot arm and which is connected to the connection member; and

a linear motion support supporting the connection member slidably with respect to the hollow arm in the extension direction,

wherein the hollow robot arm has a leading end portion opposite to the base end portion in the extension direction, the leading end portion being rotatable about a rotation axis which extends in the extension direction, and

wherein the connection member comprises a rotatable support supporting the linear object rotatably about an axis parallel to the rotation axis.

2. The installing device according to claim 1 , wherein the linear object comprises a hose that is expandable and contractable in a length direction of the hose according to a pressure of a fluid provided in the hose.

3. The installing device according to claim 2 ,

wherein a second linear object is provided, and

wherein the connection member comprises a connection port connectable to the linear object and an additional connection port connectable to the second linear object, a distance between the connection port and the rotation axis being equal to a distance between the additional connection port and the rotation axis.

4. The installing device according to claim 3 , further comprising:

an intermediate member disposed at a leading end portion of the hollow arm, the leading end portion being opposite to the base end portion in the extension direction,

wherein the linear object is connectable to a base end portion of the intermediate member, and

wherein a second linear object extending toward an end effector of the hollow arm is connectable to a leading end portion of the intermediate member.

5. The installing device according to claim 4 , wherein the second linear object is passable through an open arm that is turnable relative to the hollow arm and that is open on at least one surface of the open arm in a radial direction perpendicular to an extension direction in which the open arm extends.

6. The installing device according to claim 2 , further comprising:

an intermediate member disposed at a leading end portion of the hollow arm, the leading end portion being opposite to the base end portion in the extension direction,

wherein the linear object is connectable to a base end portion of the intermediate member, and

wherein a second linear object extending toward an end effector of the hollow arm is connectable to a leading end portion of the intermediate member.

7. The installing device according to claim 6 , wherein the second linear object is passable through an open arm that is turnable relative to the hollow arm and that is open on at least one surface of the open arm in a radial direction perpendicular to an extension direction in which the open arm extends.

8. The installing device according to claim 2 , further comprising:

an intermediate member disposed at a leading end portion of the hollow arm, the leading end portion being opposite to the base end portion in the extension direction,

wherein the linear object is connectable to a base end portion of the intermediate member, and

wherein a second linear object extending toward an end effector of the hollow arm is connectable to a leading end portion of the intermediate member.

9. The installing device according to claim 8 , wherein the second linear object is passable through an open arm that is turnable relative to the hollow arm and that is open on at least one surface of the open arm in a radial direction perpendicular to an extension direction in which the open arm extends.

10. The installing device according to claim 1 ,

wherein a second linear object is provided, and

wherein the connection member comprises a connection port connectable to the linear object and an additional connection port connectable to the second linear object, a distance between the connection port and the rotation axis being equal to a distance between the additional connection port and the rotation axis.

11. The installing device according to claim 10 , further comprising:

an intermediate member disposed at a leading end portion of the hollow arm, the leading end portion being opposite to the base end portion in the extension direction,

wherein the linear object is connectable to a base end portion of the intermediate member, and

wherein a second linear object extending toward an end effector of the hollow arm is connectable to a leading end portion of the intermediate member.

12. The installing device according to claim 11 , wherein the second linear object is passable through an open arm that is turnable relative to the hollow arm and that is open on at least one surface of the open arm in a radial direction perpendicular to an extension direction in which the open arm extends.

13. The installing device according to claim 1 , further comprising:

an intermediate member disposed at a leading end portion of the hollow arm, the leading end portion being opposite to the base end portion in the extension direction,

wherein the linear object is connectable to a base end portion of the intermediate member, and

wherein a second linear object extending toward an end effector of the hollow arm is connectable to a leading end portion of the intermediate member.

14. The installing device according to claim 13 , wherein the second linear object is passable through an open arm that is turnable relative to the hollow arm and that is open on at least one surface of the open arm in a radial direction perpendicular to an extension direction in which the open arm extends.

15. The installing device according to claim 1 , further comprising:

an intermediate member disposed at a leading end portion of the hollow arm, the leading end portion being opposite to the base end portion in the extension direction,

wherein the linear object is connectable to a base end portion of the intermediate member, and

wherein a second linear object extending toward an end effector of the hollow arm is connectable to a leading end portion of the intermediate member.

16. The installing device according to claim 15 , wherein the second linear object is passable through an open arm that is turnable relative to the hollow arm and that is open on at least one surface of the open arm in a radial direction perpendicular to an extension direction in which the open arm extends.

17. A robot comprising:

a base rotatable about a base axis of the base perpendicular to a ground surface;

a first arm supported by the base and turnable about a first axis perpendicular to the base axis;

a second hollow arm supported by a leading end portion of the first arm at a base end portion of the second arm and turnable about a second axis parallel to the first axis;

a third hollow arm supported at a base end portion of the third arm by a leading end portion of the second arm opposite to the base end portion of the second arm and rotatable about a third axis perpendicular to the second axis;

a fourth arm supported at a base end portion of the fourth arm by a leading end portion of the third arm opposite to the base end portion of the third arm and turnable about a fourth axis orthogonal to the third axis; and

an installing device comprising:

a connection member disposed at the base end portion of the second hollow arm which extends in an extension direction and which has a hollow extending in the extension direction and a rotatable support rotatable about the third axis, a linear object passing through the hollow and having an end which projects from the base end portion of the second hollow arm and which is connected to the rotatable support of the connection member to the; and

a linear motion support supporting the connection member slidably with respect to the second hollow arm in the extension direction.