Electronic component transferring device and method, and electronic component mounting system and method
First Claim
1. An electronic component transferring device for transferring electronic components, comprising:
- a plurality of rotary members all of which are rotatable about a common axis independently of each other such that each one of said rotary members does not take, at any timing, a same angular phase as an angular phase being taken by any other rotary member of said rotary members;
a rotary motion generating device for generating rotary motions of said rotary members about said common axis over a full 360°
angular range such that each of said rotary members is stopped at each of at least one predetermined stop position during one full rotation thereof over said full 360°
angular range and such that said rotary members sequentially reach said each stop position at a predetermined time interval; and
a plurality of component holder heads which are carried by said rotary members, respectively, and which hold the respective electronic components,said rotary motion generating device comprisinga drive source,a plurality of cam followers corresponding to said plurality of rotary members, respectively,at least one rotary cam each of which is rotated by said drive source to sequentially engage, and move, said plurality of cam followers and thereby rotate said rotary members about said common axis, said each rotary cam including at least one rotating portion which engages and moves the cam follower corresponding to said each rotary member and thereby rotates said each rotary member, and at least one stopping portion which engages the cam follower corresponding to said each rotary member and thereby stops said each rotary member at said each stop position.
1 Assignment
0 Petitions
Accused Products
Abstract
An electronic component transferring device for transferring electronic components, including a plurality of rotary members rotatable about a common axis independently of each other, a rotary motion generating device for generating rotary motions of the rotary members about the common axis over a full 360° angular range such that each rotary member is stopped at each predetermined stop position during one full rotation thereof and such that the rotary members are stopped at each stop position at different times, and a plurality of component holder heads which are carried by the rotary members, respectively, and which hold the respective electronic components. The apparatus may be suitably used in an electronic component mounting system. Also disclosed are a method of transferring the electronic components and a method of mounting the electronic components.
-
Citations
52 Claims
-
1. An electronic component transferring device for transferring electronic components, comprising:
-
a plurality of rotary members all of which are rotatable about a common axis independently of each other such that each one of said rotary members does not take, at any timing, a same angular phase as an angular phase being taken by any other rotary member of said rotary members; a rotary motion generating device for generating rotary motions of said rotary members about said common axis over a full 360°
angular range such that each of said rotary members is stopped at each of at least one predetermined stop position during one full rotation thereof over said full 360°
angular range and such that said rotary members sequentially reach said each stop position at a predetermined time interval; anda plurality of component holder heads which are carried by said rotary members, respectively, and which hold the respective electronic components, said rotary motion generating device comprising a drive source, a plurality of cam followers corresponding to said plurality of rotary members, respectively, at least one rotary cam each of which is rotated by said drive source to sequentially engage, and move, said plurality of cam followers and thereby rotate said rotary members about said common axis, said each rotary cam including at least one rotating portion which engages and moves the cam follower corresponding to said each rotary member and thereby rotates said each rotary member, and at least one stopping portion which engages the cam follower corresponding to said each rotary member and thereby stops said each rotary member at said each stop position. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30)
-
-
31. An electronic component mounting system comprising:
-
an electronic component transferring device comprising; a plurality of rotary members all of which are rotatable about a common axis independently of each other such that each one of said rotary members does not take, at any timing, a same angular phase as an angular phase being taken by any other rotary member of said rotary members, a rotary motion generating device for generating rotary motions of said rotary members about said common axis over 360°
angular range such that each of said rotary members is stopped at each of at least two predetermined stop positions during one full rotation thereof over said full 360°
angular range and such that said rotary members sequentially reach said each stop position at a predetermined time interval, anda plurality of component holder heads which are carried by said rotary members, respectively, and which hold the respective electronic components, said rotary motion generating device comprising a drive source, a plurality of cam followers corresponding to said plurality of rotary members, respectively, at least one rotary cam each of which is rotated by said drive source to sequentially engage, and move, said plurality of cam followers and thereby rotate said rotary members about said common axis, said each rotary cam including at least one rotating portion which engages and moves the cam follower corresponding to said each rotary member and thereby rotates said each rotary member, and at least one stopping portion which engages the cam follower corresponding to said each rotary member and thereby stops said each rotary member at said each stop position; an electronic component supply device disposed at one of said at least two stop positions, for supplying said component holder heads with said electronic components; and a workpiece supporting and positioning device disposed at another of said at least two stop positions, for supporting and positioning a workpiece on which said electronic components are mounted by said component holder heads. - View Dependent Claims (32, 33, 34)
-
-
35. A method of transferring electronic components, comprising:
-
holding said electronic components on respective component holder heads which are carried by a plurality of rotary members, respectively; and rotating at least one rotary cam to sequentially engage, and move, a plurality of cam followers corresponding to said plurality of rotary members, respectively, and thereby rotate said rotary members about a common axis over a full 360°
angular range such that each one of said rotary members does not take, at any timing, a same angular phase as an angular phase being taken by any other rotary member of said rotary members, such that each of said rotary members is stopped at each of at least one predetermined stop position during one full rotation thereof over said full 360°
angular range and such that said rotary members sequentially reach said each stop position at a predetermined time interval, each of said at least one rotary cam including at least one rotating portion which engages and moves the cam follower corresponding to said each rotary member and thereby rotates said each rotary member, and at least one stopping portion which engages the cam follower corresponding to said each rotary member and thereby stops said each rotary member at said each stop position. - View Dependent Claims (36, 37, 38, 39, 40, 41, 42, 43, 44)
-
-
45. A method of mounting electronic components on a workpiece, comprising:
-
supplying said electronic components to respective component holder heads carried by a plurality of rotary members, respectively, at a component supply position; holding said electronic components on said component holder heads, respectively; rotating at least one rotary cam to sequentially engage, and move, a plurality of cam followers corresponding to said plurality of rotary members, respectively, and thereby rotate said rotary members about a common axis over a full 360°
angular range such that each one of said rotary members does not take, at any timing, a same angular phase as an angular phase being taken by any other rotary member of said rotary members, such that each of said rotary members is stopped at each of at least two predetermined stop positions during one full rotation thereof over said full 360°
angular range and such that said rotary members sequentially reach said each stop position at a predetermined time interval, and such that at least one of said component holder heads and at least one of said electronic components which is held by said at least one of the component holder heads are in the process of rotation about said common axis while another of said component holder heads and the electronic component held thereby are stopped at one of said at least two predetermined stop positions, said at least two predetermined stop positions including said component supply position and a component mounting position at which said electronic components are mounted by said component holder heads, each of said at least one rotary cam including at least one rotating portion which engages and moves the cam follower corresponding to said each rotary member and thereby rotates said each rotary member, and at least one stopping portion which engages the cam follower corresponding to said each rotary member and thereby stops said each rotary member at said each stop position;supporting and positioning said workpiece such that said electronic components are mounted by said component holder heads; and mounting said electronic components on said workpiece at said component mounting position. - View Dependent Claims (46, 47, 48)
-
-
49. An electronic component transferring device for transferring electronic components, comprising:
-
a support shaft; a plurality of rotary members which are directly supported by said support shaft such that all of said rotary members are rotatable about said support shaft independently of each other such that each one of said rotary members does not take, at any timing, a same angular phase as an angular phase being taken by any other rotary member of said rotary members; a rotary motion generating device for generating rotary motions of said rotary members about said support shaft over 360°
angular range such that each of said rotary members is stopped at each of at least one predetermined stop position during one full rotation thereof over said full 360°
angular range and such that said rotary members sequentially reach said each stop position at a predetermined time interval; anda plurality of component holder heads which are carried by said rotary members, respectively, and which hold the respective electronic components. - View Dependent Claims (50)
-
-
51. An electronic component mounting system comprising:
-
an electronic component transferring device comprising; a support shaft, a plurality of rotary members which are directly supported by said support shaft such that all of said rotary members are rotatable about said support shaft independently of each other such that each one of said rotary members does not take, at any timing, a same angular phase as an angular phase being taken by any other rotary member of said rotary members, a rotary motion generating device for generating rotary motions of said rotary members about said support shaft over 360°
angular range such that each of said rotary members is stopped at each of at least two predetermined stop positions during one full rotation thereof over said full 360°
angular range and such that said rotary members sequentially reach said each stop position at a predetermined time interval, anda plurality of component holder heads which are carried by said rotary members, respectively, and which hold the respective electronic components; an electronic component supply device disposed at one of said at least two stop positions, for supplying said component holder heads with said electronic components; and a workpiece supporting and positioning device disposed at another of said at least two stop positions, for supporting and positioning a workpiece on which said electronic components are mounted by said component holder heads. - View Dependent Claims (52)
-
Specification