Claims
- 1. A winding apparatus for winding a wire around an object which has a through hole by passing the wire through the through hole, comprising:
- a base;
- holding means, arranged on the base, for holding the object;
- wire supply means for supplying a predetermined length of the wire through the through hole by passing the wire from one end of the through hole of the object held by the holding means;
- wire suction means for drawing the wire supplied from one end of the through hole to the other end thereof;
- first means for moving said wire suction means between a first position located at one end side of the through hole and a second position located at the other end side of the through hole and for moving said wire suction means between a front position adjacent to the object held by the holding means and a rear position separated from the object;
- wire feeding means for clamping an end portion of the wire at a side of the suction means and feeding the wire through said through hole;
- second means for moving the wire feeding means between a front position adjacent to the object and a rear position separated from the object and pivoting said wire feeding means about an axis perpendicular to an axis of the through hole; and
- drive means for
- causing the supply means to supply the wire from one end of the through hole therethrough and causing said first moving means to move the suction means to the first position and the front position thereof so as to draw by suction the wire supplied thereto, the through hole being disposed between the supply means and the suction means,
- causing said first moving means to move the suction means to the second position so as to wind the wire around the object,
- causing said second moving means to move the wire feeding means to the rear position thereof and thereafter driving the feeding means to clamp the end of the wire which is located at the side of the suction means,
- causing the second moving means to pivot the feeding means to face the end of the wire to the object and causing the second moving means to move the feeding means to the front position thereof, and causing the first moving means to move the suction means to the first position and the front position thereof,
- driving the feeding means to feed the wire through the through hole from said one end thereof, and driving the suction means to draw the wire supplied thereto and wind the wire around the object, and thereafter continuously driving the suction means and feeding means in the above sequential order.
- 2. An apparatus according to claim 1, wherein said holding means includes a column extending upright on the base, a holding portion formed on the column so as to mount the object, and fixing means for fixing the object in the holding portion.
- 3. An apparatus according to claim 2, wherein said holding means includes press means for preventing the wire wound around the object from being loosened.
- 4. An apparatus according to claim 3, wherein said press means includes a pair of rod-like press members each having one end pivotally supported by the column, and an elastic member, mounted at the other end of each of the press members, for pressing the wire wound around the object in such a manner that the elastic members are brought into contact with the object when the press members are pivoted, the drive means including a first drive source for pivoting the press members.
- 5. An apparatus according to claim 2, wherein said wire supply means includes a supply reel on which the wire is wound, a feed mechanism for feeding the wire from the supply reel to the object, and adjusting means for adjusting a length of the wire to be fed from the supply reel.
- 6. An apparatus according to claim 5, wherein said supply reel is supported on the column, the feed mechanism has a main body arranged on the column to be movable toward or away from the object, and the drive means includes a second drive source for rotating the supply reel and a third drive source for moving the main body.
- 7. An apparatus according to claim 6, wherein said feed mechanism includes a driving roller rotatably mounted in the main body, a driven roller arranged in the main body to be parallel to the driving roller and movable toward or away from the driving roller, the driven roller clamping the wire together with the driving roller, a first guide hole formed in the main body to guide the wire fed from the supply reel to a position between the driving and driven rollers, and a second guide hole formed in the main body to guide the wire passing between the driving and driven rollers toward the through hole in the object, the drive means including a fourth drive source for rotating the driving roller to feed the wire.
- 8. An apparatus according to claim 7, wherein said wire supply means includes a cutting mechanism, mounted on the main body in the vicinity of the second guide hole, for cutting the wire in the vicinity of the second guide hole after a predetermined length of the wire is fed, and the drive means includes a fifth drive source for driving the cutting mechanism.
- 9. An apparatus according to claim 8, wherein said first and second guide holes are formed coaxially with each other and have axes parallel to the axis of the through hole of the object held by the holding means.
- 10. An apparatus according to claim 6, wherein said adjusting means includes a case which is mounted on the column and houses therein a portion of the wire which is located between the supply reel and the feed mechanism, a weight movable within the case in accordance with the length of the wire to be fed from the supply reel, and a sensor, arranged inside the case, for detecting movement of the weight and driving the second drive source.
- 11. An apparatus according to claim 6, wherein said wire supply means includes a fixing mechanism, supported by the main body, for fixing at one side of the object the end of the wire which is located at the side of the wire supply means, the wire being supplied from the supply means through the through hole of the object.
- 12. An apparatus according to claim 1, which further comprises a guide mechanism, mounted on the base, for guiding the wire feeding means and the wire suction means, the guide mechanism including a pair of guide rods disposed on the base in the vicinity of the holding means to extend at both sides of the holding means to be parallel with the axis of the through hole of the object held by the holding means, and a movable member for supporting the feeding means and the wire suction means and mounted on the guide rods to be movable by said first moving means along the guide rods.
- 13. An apparatus according to claim 12, wherein said second moving means includes a screw shaft extending from one end to the other end of each of the guide rods therealong and engaging with the movable member, and a sixth drive source, coupled to one end of the screw shaft, for rotating the screw shaft so as to move the movable member between a front position adjacent to the object held by the holding means and a rear position separated from the object.
- 14. An apparatus according to claim 13, wherein said wire feeding means includes a main body arranged on the movable member to be pivotal about an axis perpendicular to the guide rods; a clamping mechanism, disposed on the movable member, for clamping the wire suspended between the object on the holding means and the wire suction means, the main body being mounted on the movable member to be movable by said second moving means between a first position where the clamping means is separated from the wire and a second position where the clamping means can clamp the wire; and a feed mechanism for feeding the wire clamped by the clamping mean to the object.
- 15. An apparatus according to claim 14, wherein said clamping means includes a distal end portion extending from the main body toward the wire suspended between the object and the wire suction means; and a clamper, mounted on the main body to be movable toward or away from the distal end portion along a direction perpendicular to the guide rails, for clamping the wire with the distal end portion, and the feed mechanism includes a driving roller disposed inside the distal end portion and extending along the direction perpendicualr to the guide rails, and a driven roller disposed in the clamper to be parallel to the driving roller so as to clamp the wire with the driving roller.
- 16. An apparatus according to claim 15, wherein said wire feeding means includes a cutting mechanism, arranged on the main body, for cutting a portion of the wire clamped by the clamping means, the portion being located at the side of the wire suction means.
- 17. An apparatus according to claim 16, wherein said second moving means includes a seventh drive source for rotating the main body; an eighth drive source for moving the main body between the first and second positions; a ninth drive source for driving the clamper; a tenth drive source for rotating the driving roller to feed the wire clamped between the driving and driven rollers; and an eleventh drive source for driving the cutting mechanism.
- 18. An apparatus according to claim 13, wherein said guide mechanism includes a cylinder mounted on the movable member to be pivotal about an axis perpendicular to the guide rods; a pair of second guide rods radially extending from the cylinder to be parallel with each other; and a mounting arm movably mounted along the second guide rods.
- 19. An apparatus according to claim 18, wherein said second moving means includes a twelfth drive source for rotating the cylinder to pivot the wire suction means between the first and second positions thereof; and a thirteenth drive source for driving the mounting arm to move the wire suction means between the front and rear positions thereof.
- 20. An apparatus according to claim 19, wherein said wire suction means includes a pipe mounted on the mounting arm to extend parallel to the second guide rods and having a suction port formed at one end of the pipe which is located at the side of the object, the pipe being positioned coaxially with the through hole of the object in the first and second positions of the wire suction means; and a suction source connected to the other end of the pipe.
- 21. An apparatus according to claim 20, wherein said wire suction means includes a tapered sleeve fixed at an end portion of the pipe at a side of the suction port; a movable member mounted on the pipe to be movable between the sleeve and the mounting arm along the pipe; a pair of leaf springs extending along the pipe from the movable member to a position of the end of the pipe at the side of the suction port; elastic members mounted on inner surfaces of extended end portions of the pair of leaf springs so as to elastically clamp the wire drawn in the pipe; and a biasing member, arranged between the movable member and the mounting arm, for biasing the movable member toward the sleeve.
- 22. An apparatus according to claim 21, wherein said wire suction means includes an abutment portion mounted on the holding means, the movable member has a locking piece which extends in a direction perpendicular to the pipe and which abuts against the abutment portion to stop the movable member when the mounting arm is moved toward the holding means along the second guide rods, so that the sleeve separates the leaf springs to extend in front of the elastic members.
- 23. An apparatus according to claim 1, which further comprises blow means for blowing air to the wire during operation so as to prevent the wire from being entangled.
- 24. An apparatus according to claim 23, wherein said blow means includes a pair of blow pipes disposed on the base along the axis of the through hole of the object held by the holding means; and a number of nozzles, formed in the blow pipes along an axial direction thereof to be spaced apart from each other, for blowing air toward the wire located between the holding means and the wire suction means.
Priority Claims (9)
Number |
Date |
Country |
Kind |
58-135176 |
Jul 1983 |
JPX |
|
58-152436 |
Aug 1983 |
JPX |
|
58-170598 |
Sep 1983 |
JPX |
|
58-194032 |
Oct 1983 |
JPX |
|
58-199484 |
Oct 1983 |
JPX |
|
58-203836 |
Oct 1983 |
JPX |
|
59-91224 |
May 1984 |
JPX |
|
59-91225 |
May 1984 |
JPX |
|
59-91226 |
May 1984 |
JPX |
|
Parent Case Info
This is a division of application Ser. No. 633,888, filed July 24, 1984, and now U.S. Pat. No. 4,568,032.
US Referenced Citations (11)
Foreign Referenced Citations (4)
Number |
Date |
Country |
55-153308 |
Nov 1980 |
JPX |
56-85811 |
Jul 1981 |
JPX |
56-148812 |
Nov 1981 |
JPX |
57-111011 |
Jul 1982 |
JPX |
Divisions (1)
|
Number |
Date |
Country |
Parent |
633888 |
Jul 1984 |
|