Polishing mechanism and manipulator using the polishing mechanism

1. A manipulator configured for polishing one or more workpiece, comprising:

an arm;

a polishing mechanism mounted on the arm, the polishing mechanism comprising:

a support base;

a pair of magnetic valves mounted in the support base;

a first polishing assembly; and

a second polishing assembly, wherein the first polishing assembly and the second polishing assembly are separately mounted on the support base, the second polishing assembly is perpendicular to the first polishing assembly, the first and the second polishing assemblies are connected to the pair of magnetic valves respectively, and controlled by the pair of magnetic valves respectively to polish the one or more workpiece.

2. The manipulator of claim 1 , wherein the first polishing assembly comprises a driving member, an eccentric subassembly and a disc sander, the driving member is mounted on the support base, the disc sander is connected to the driving member eccentrically via the eccentric subassembly.

3. The manipulator of claim 2 , wherein the driving member comprises a driving shaft and an outlet nose, the eccentric subassembly comprises an eccentric connecting member and a bearing, the eccentric connecting member is fixed to the driving shaft and defines a mounting groove thereon eccentrically, the bearing is received and fixed in the mounting groove, the disc sander is connected to the bearing via the eccentric connecting member.

4. The manipulator of claim 3 , wherein the eccentric connecting member comprises an eccentric portion and a connecting portion, the mounting groove is eccentrically defined on the eccentric portion, the connecting portion is coaxially connected to the eccentric portion and coaxially defines a connecting hole thereon, the connecting hole communicates with the mounting groove, the driving shaft of the driving member is fixedly received in the connecting hole of the connecting portion.

5. The manipulator of claim 4 , wherein the first polishing assembly further comprises a dust-proofing member, the dust-proofing member comprises a vacuum suction portion and an evacuating portion extends outwardly from a side of the vacuum suction portion, the eccentric connecting member is partially received in the vacuum suction portion of the dust-proofing member, the driving shaft extends through the dust-proofing member and connects with the eccentric connecting member.

6. The manipulator of claim 3 , wherein the eccentric subassembly further comprises a fixing member and a connecting member, the fixing member is connected to the bearing and defines a through hole thereon, the connecting member comprises a main portion and a fixing portion connected to an end of the main portion, the fixing portion is fixedly received in the through hole of the fixing member, the disc sander is fixed on the main portion.

7. The manipulator of claim 3 , further comprising an adjusting assembly mounted on the support base opposite to the second polishing assembly, wherein the adjusting assembly comprises a first adjusting member, a second adjusting member, a plurality of guiding rods located between the first adjusting member and the second adjusting member, and a plurality of elastic members sleeved on the plurality of guiding rods respectively, the first adjusting member is mounted on the support base, the second adjusting member is connected to the arm, the second adjusting member is guided by the plurality of guiding rods and capable of moving relative to the first adjusting member, the plurality of elastic members are elastically resisted between the first and the second adjusting members.

8. The manipulator of claim 7 , wherein the first adjusting member comprises a first connecting portion and a second connecting portion parallel to the first connecting portion, the second adjusting member comprises a first mounting portion and a second mounting portion parallel to the first mounting portion, the first mounting portion is received between the first connecting portion and the second connecting portion, and abuts against the second connecting portion.

9. The manipulator of claim 8 , wherein each guiding rod is fixed to the first connecting portion by an end thereof, the opposite end of the guiding rod slidably extends through the second connecting portion, the first mounting portion and the second mounting portion, the plurality of elastic members are sleeved on the plurality of guiding rods respectively and are elastically resisted between the second mounting portion and the second connecting portion.

10. The manipulator of claim 1 , further comprising a shielding cover, wherein the shielding cover comprising a main body and a cover plate, the main body defines a receiving chamber thereon, the support base is received in the receiving chamber, the first and the second polishing assemblies are partially received in the receiving chamber, the cover plate is assembled to the main body to seal the receiving chamber.

11. The manipulator of claim 1 , wherein the support base comprises a pair of first side walls, a second side wall and a third side wall, the pair of first side walls are spaced from and parallel to each other, the second side wall and the third side wall are spaced from and parallel to each other, the pair of the first side walls, the second wall and the third wall cooperatively substantially form a rectangular shaped structure, the first polishing assembly is mounted on one first side wall, the second polishing assembly is mounted on the third sidewall, and the adjusting assembly is mounted on the second side wall.

12. A polishing mechanism for polishing one or more workpiece, comprises:

a support base;

a pair of magnetic valves mounted in the support base;

a first polishing assembly; and

a second polishing assembly, wherein the first polishing assembly and the second polishing assembly are separately mounted on the support base, the second polishing assembly is perpendicular to the first polishing assembly, the first and the second polishing assemblies are connected to the pair of magnetic valves respectively, and controlled by the pair of magnetic valves respectively to polish one or more workpiece.

13. The polishing mechanism of claim 12 , wherein the first polishing assembly comprises a driving member, an eccentric subassembly and a disc sander, the driving member is mounted on the support base, the disc sander is connected to the driving member eccentrically via the eccentric subassembly.

14. The polishing mechanism of claim 13 , wherein the driving member comprises a driving shaft and an outlet nose, the eccentric subassembly comprises an eccentric connecting member and a bearing, the eccentric connecting member is fixed to the driving shaft and eccentrically defines a mounting groove thereon, the bearing is fixedly received in the mounting groove, the disc sander is connected to the bearing.

15. The polishing mechanism of claim 14 , wherein the eccentric connecting member comprises an eccentric portion and a connecting portion, the mounting groove is eccentrically defined on the eccentric portion, the connecting portion is coaxially connected to the eccentric portion and coaxially defines a connecting hole thereon, the connecting hole communicates with the mounting groove, the driving shaft of the driving member is fixedly received in the connecting hole of the connecting portion.

16. The polishing mechanism of claim 15 , wherein the first polishing assembly further comprises a dust-proofing member, the dust-proofing member comprises a vacuum suction portion and an evacuating portion extends outwardly from a side of the vacuum suction portion, the eccentric connecting member is partially received in the vacuum suction portion of the dust-proofing member, the driving shaft extends through the dust-proofing member and connects with the eccentric connecting member.

17. The polishing mechanism of claim 14 , wherein the eccentric subassembly further comprises a fixing member and a connecting member, the fixing member is connected to the bearing and defines a through hole thereon, the connecting member comprises a main portion and a fixing portion connected to an end of the main portion, the fixing portion is fixedly received in the through hole of the fixing member, the disc sander is fixed on the main portion.

18. The polishing mechanism claim 14 , further comprising an adjusting assembly mounted on the support base opposite to the second polishing assembly, wherein the adjusting assembly comprises a first adjusting member, a second adjusting member, a plurality of guiding rods located between the first adjusting member and the second adjusting member, and a plurality of elastic members sleeved on the plurality of guiding rods respectively, the first adjusting member is mounted on the support base, the second adjusting member is connected to the arm, the second adjusting member is guided by the plurality of guiding rods and capable of moving relative to the first adjusting member, the plurality of elastic members are elastically resisted between the first and the second adjusting members.

19. The polishing mechanism of claim 18 , wherein the first adjusting member comprises a first connecting portion and a second connecting portion parallel to the first connecting portion, the second adjusting member comprises a first mounting portion and a second mounting portion parallel to the first mounting portion, the first mounting portion is received between the first connecting portion and the second connecting portion, and abuts against the second connecting portion.

20. The polishing mechanism of claim 19 , wherein each of the plurality of guiding rods is fixed to the first connecting portion by an end thereof, the opposite end of the guiding rod slidably extends through the second connecting portion, the first mounting portion and the second mounting portion, the plurality of elastic members are sleeved on the plurality of guiding rods respectively and resisted between the second mounting portion and the second connecting portion.