| 摘要 |
PROBLEM TO BE SOLVED: To provide a torque motor which is easy to assemble and disassemble. SOLUTION: This torque motor is provided with a base 12 supporting an armature 22 and having a plurality of through holes 14, 16, 18, 20, a lower pole piece 38 constituted of divided sections on the base 12 and having a plurality of through holes 44, 46, 48, 50, two shims 26, 28 having paired slots 30, 32, 34, 36 sandwiched between the lower pole piece 38 and the base 12, an upper pole piece 68 having a plurality of through holes 70, 72, 74, 76, two permanent magnets 52, 54 disposed between magnetic poles and having paired grooves 56, 58, 60, 62 respectively, and two electromagnetic coils 64, 66. A plurality of through holes 14 to 20, 44 to 50, and 70 to 76, the slots 30 to 36, and the grooves 56 to 62 are all aligned, through which a bolt 84 pierces to be screwed into a prescribed one of the first through holes for integrated connection. |
