Component mounting apparatus

Claim 2

A component mounting apparatus for automatically mounting on a workpiece in succession a plurality of components each having at least a pair of leads extending in generally radial or parallel relation from the body of the component, which comprises in combination a plurality of magazines each for accommodating therein a stack of component substrates each carrying said components with the leads secured between a sheet member and an adhesive tape placed on said sheet member, means for ejecting each one of said component substrates from a selected one of said magazines, means for separating each one of said components in succession from their common component substrate thus ejected from said selected magazine, means for transporting the component that has been separated from its component substrate, and means for mounting the component thus transported on said workpiece with the pair of leads guided into the corresponding holes of a predetermined pair formed in said workpiece.

Claim 3

An apparatus as claimed in claim 1, wherein said ejecting means comprises an ejector having a plurality of a pair of spaced nail members, each pair of which is arranged to eject the lowermost member of the stacked component substrates accommodated in each one of the magazines, and a drawing mechanism comprising a pair of spaced and constantly driven rollers, the number of said pair of said constantly driven rollers corresponding to that of the magazines provided, and pinch rollers respectively engageable with said constantly driven rollers of one pair for intermittently drawing the ejected component substrate on to the separating means.

Claim 4

An apparatus as claimed in claim 2, wherein said ejector comprises a pair of parallely spaced and axially slidable rods each formed with a plurality of grooves corresponding to the magazines, clutch blocks of each pair of the number corresponding to the number of said magazines, each of said clutch blocks having a pin member engageable in the corresponding one of said grooves and connected with the corresponding one of the nail members, and detent devices each for one clutch block for retaining the clutch block in a predetermined position when said clutch block is not operated.

Claim 5

A component mounting apparatus for automatically mounting on a workpiece in succession a plurality of components each having at least a pair of leads extending in generally radial or parallel relation from the body of the component, which comprises in combination means for supplying the components one after another in any attitude, means for correcting the attitude of each one of said components to a predetermined attitude, means for mounting the components in succession on said workpiece with the pair of leads guided into the corresponding holes of a predetermined pair formed in said workpiece, and a passage means for transporting the components one after another from the supply means to the mounting means, said correcting means disposed on said passage means and comprising a rotor rotatable about its own axis and having a passage connected with said passage means and an inverter bar slidably and rotatably carried by saId rotor in alignment with said axis of said rotor and having one end formed with an engagement engageable with the tips of said leads of each one of the components whereby, during movement of said inverter bar from the projected position to the retracted position, said tips of said leads are engaged in said engagement of said inverter bar for bringing said component to said predetermined attitude.

Claim 6

A component mounting apparatus for automatically mounting on a workpiece in succession a plurality of components each having at least a pair of leads extending in generally radial or parallel relation from the body of the component, which comprises in combination means for supplying the components one after another in any attitude, means for correcting the attitude of each one of said components to a predetermined attitude, means for mounting the components in succession on said workpiece with the pair of leads guided into the corresponding holes of a predetermined pair formed in said workpiece, and a passage means for transporting the components one after another from the supply means to the mounting means, said correcting means disposed on said passage means and comprising a rotor rotatable about its own axis and having a passage connected with said passage means and an inverter bar slidably and rotatably carried by saId rotor in alignment with said axis of said rotor and having one end formed with an engagement engageable with the tips of said leads of each one of the components whereby, during movement of said inverter bar from the projected position to the retracted position, said tips of said leads are engaged in said engagement of said inverter bar for bringing said component to said predetermined attitude.

Claim 7

A component mounting apparatus for automatically mouting on a workpiece in succession a plurality of components each having at least a pair of leads extending in generally radial or parallel relation from the body of the component, which comprises in combination means for supplying the components one after another in any attitude, means for correcting the attitude of each one of said components to a predetermined attitude, means for mounting the components in succession on said workpiece with the pair of leads guided into the corresponding holes of a predetermined pair formed in said workpiece and a passage means for transporting the components one after another from the supply means to the mounting means, said correcting means disposed on said passage means and comprising a rotor rotatable about its own axis and having a substantially circular groove, open ends of which are located in the proximity of each other, and a retainer formed in an outer wall defining the groove for engagement with the tips of the component leads for reversing the original attitude of said component received in said groove upon rotation of said rotor.

Claim 8

A component mounting apparatus for automatically mouting on a workpiece in succession a plurality of components each having at least a pair of leads extending in generally radial or parallel relation from the body of the component, which comprises in combination means for supplying the components one after another in any attitude, means for correcting the attitude of each one of said components to a predetermined attitude, means for mounting the components in succession on said workpiece with the pair of leads guided into the corresponding holes of a predetermined pair formed in said workpiece and a passage means for transporting the components one after another from the supply means to the mounting means, said correcting means disposed on said passage means and comprising a rotor rotatable about its own axis and having a substantially circular groove, open ends of which are located in the proximity of each other, and a retainer formed in an outer wall defining the groove for engagement with the tips of the component leads for reversing the original attitude of said component received in said groove upon rotation of said rotor.

Claim 9

An apparatus as claimed in claim 5, wherein said retainer formed in the outer wall defining said groove comprises a cavity and a block pivotally supported within said cavity and normally biased about its pivot so as to form a clearance between said block and a portion of the surrounding edge defining said cavity for receiving therein the tips of the components leads, said clearance being adapted to be closed with said tips of said component leads sandwiched firmly therebetween as said rotor is rotated about its own axis.

Claim 10

A component mounting apparatus for automatically mounting on a workpiece in succession a plurality of components each having at least a pair of leads extending in generally radial or parallel relation from the body of the component, which comprises in combination means for supplying the components one after another in any attitude, means for correcting the attitude of each one of said components to a predetermined attitude, means for mounting the components in succession on said workpiece with the pair of leads guided into the corresponding holes of a predetermined pair formed in said workpiece, and a passage means for transporting the components one after another from the supply means to the mounting means, said correcting means disposed on said passage means and comprising a pair of spaced plates forming a space therebetween, a substantially L-shaped rotatable member formed with a receiving plate oriented toward the passage means and a substantially U-shaped rotatable member positioned below said L-shaped rotatable member, both of said members being operatively accommodated within said space, whereby, only when the component is fed to said L-shaped member with the leads downwardly oriented while the body of said components is upwardly oriented so as to straddle over said receiving plate, rotation of said L-shaped member causes the original attitude of said component to be brought to said predetermined attitude.

Claim 11

A component mounting apparatus for automatically mounting on a workpiece in succession a plurality of components each having at least a pair of leads extending in generally radial or parallel relation from the body of the component, which comprises in combination means for supplying the components one after another in any attitude, means for correcting the attitude of each one of said components to a predetermined attitude, means for mounting the components in succession on said workpiece with the pair of leads guided into the corresponding holes of a predetermined pair formed in said workpiece, and a passage means for transporting the components one after another from the supply means to the mounting means, said correcting means disposed on said passage means and comprising a pair of spaced plates forming a space therebetween, a substantially L-shaped rotatable member formed with a receiving plate oriented toward the passage means and a substantially U-shaped rotatable member positioned below said L-shaped rotatable member, both of said members being operatively accommodated within said space, whereby, only when the component is fed to said L-shaped member with the leads downwardly oriented while the body of said components is upwardly oriented so as to straddle over said receiving plate, rotation of said L-shaped member causes the original attitude of said component to be brought to said predetermined attitude.

Claim 12

A component mounting apparatus for automatically mounting on a workpiece in succession a plurality of components each having at least a pair of leads extending in generally radial or parallel relation from the body of the component, which comprises in combination means for supplying the components one after another in any attitude, means for correcting the attitude of each one of said components to a predetermined attitude, a retainer unit movable between a first position in which it receives the cOmponent fed from the correcting means and a second position in which the component received by said retainer unit can be brought in position to be picked by a mounting means and capable of hammering said component received thereby to shape the leads of said component to a predetermined shape during its movement from said first position to second position, said mounting means for mounting the components in succession on said workpiece with the pair of leads guided into the corresponding holes of a predetermined pair formed in said workpiece, and a passage means for transporting the components one after another from the supply means to the mounting means, said correcting means disposed on said passage means.

Claim 13

A component mounting apparatus for automatically mounting on a workpiece in succession a plurality of components each having at least a pair of leads extending in generally radial or parallel relation from the body of the component, which comprises in combination means for supplying the components one after another in any attitude, means for correcting the attitude of each one of said components to a predetermined attitude, a retainer unit movable between a first position in which it receives the cOmponent fed from the correcting means and a second position in which the component received by said retainer unit can be brought in position to be picked by a mounting means and capable of hammering said component received thereby to shape the leads of said component to a predetermined shape during its movement from said first position to second position, said mounting means for mounting the components in succession on said workpiece with the pair of leads guided into the corresponding holes of a predetermined pair formed in said workpiece, and a passage means for transporting the components one after another from the supply means to the mounting means, said correcting means disposed on said passage means.

Claim 14

A component mounting apparatus for automatically mounting on a workpiece in succession a plurality of components each having at least a pair of leads extending in generally radial or parallel relation from the body of the component, which comrpises in combination means for supplying the components one after another in any attitude, means for correcting the attitude of each one of said components to a predetermined attitude, a retainer unit, means for mounting the components in succession on said workpiece with the pair of leads guided into the corresponding holes of a predetermined pair formed in said workpiece, and a passage means for transporting the components one after another from the supply means to the mounting means, said correcting means disposed on said passage means and said retainer unit comprising a drive source, means slidable by said drive source between a retracted position and a projected position and carrying thereon a pivotable saddle-like member in position to receive the component fed from said correcting means when said slidable means is in the retracted position and a hammering member for hammering said component on said saddle-like member to shape the leads of said component to a predetermined shape during movement of said slidable means for said retracted position to said projected position, said mounting means being capable of picking up the component on the saddle-like member on said slidable means when said slidable means is in the projected position prior to mounting of said component on said workpiece.

Claim 15

A component mounting apparatus for automatically mounting on a workpiece in succession a plurality of components each having at least a pair of leads extending in generally radial or parallel relation from the body of the component, which comrpises in combination means for supplying the components one after another in any attitude, means for correcting the attitude of each one of said components to a predetermined attitude, a retainer unit, means for mounting the components in succession on said workpiece with the pair of leads guided into the corresponding holes of a predetermined pair formed in said workpiece, and a passage means for transporting the components one after another from the supply means to the mounting means, said correcting means disposed on said passage means and said retainer unit comprising a drive source, means slidable by said drive source between a retracted position and a projected position and carrying thereon a pivotable saddle-like member in position to receive the component fed from said correcting means when said slidable means is in the retracted position and a hammering member for hammering said component on said saddle-like member to shape the leads of said component to a predetermined shape during movement of said slidable means for said retracted position to said projected position, said mounting means being capable of picking up the component on the saddle-like member on said slidable means when said slidable means is in the projected position prior to mounting of said component on said workpiece.

Claim 16

A component mounting apparatus for automatically mounting on a workpiece in succession a plurality of components each having at least a pair of leads extending in generally radial or parallel relation from the body of the component, which comprises in combination means for supplying the components one after another in any attitude, means for correcting the attitude of each one of said components to a predetermined attitude, a retainer unit movable between a first position in which it receives the component fed from the correcting means and a second position in which the component received by said retainer unit can be brought in position to be picked up by a mounting means and capable of hammering said component received thereby to shape the leads of said component to a predetermined shape during its movement from said first position to second position, said mounting means for mounting the components in succession on said workpiece with the pair of leads guided into the corresponding holes of a predetermined pair formed in said workpiece, and a passage means for transporting the components one after another from the supply means to the mounting means, said correcting means disposed on said passage means, said mounting means comprising means vertically movable and rotatable about its own axis for selectively nipping and releasing the body of the component that has been picked up thereby, means for guiding the component leads through the holes of the workpiece as said nipping and releasing means downwardly moves and means rotatable to position either in the X orientation or in the Y orientation said guiding means independently of or together with said nipping and releasing means whereby the mounting of the component on the workpiece can Be carried out after the component leads have been aligned with the respective holes of said workpiece.

Claim 17

A component mounting apparatus for automatically mounting on a workpiece in succession a plurality of components each having at least a pair of leads extending in generally radial or parallel relation from the body of the component, which comprises in combination means for supplying the components one after another in any attitude, means for correcting the attitude of each one of said components to a predetermined attitude, a retainer unit movable between a first position in which it receives the component fed from the correcting means and a second position in which the component received by said retainer unit can be brought in position to be picked up by a mounting means and capable of hammering said component received thereby to shape the leads of said component to a predetermined shape during its movement from said first position to second position, said mounting means for mounting the components in succession on said workpiece with the pair of leads guided into the corresponding holes of a predetermined pair formed in said workpiece, and a passage means for transporting the components one after another from the supply means to the mounting means, said correcting means disposed on said passage means, said mounting means comprising means vertically movable and rotatable about its own axis for selectively nipping and releasing the body of the component that has been picked up thereby, means for guiding the component leads through the holes of the workpiece as said nipping and releasing means downwardly moves and means rotatable to position either in the X orientation or in the Y orientation said guiding means independently of or together with said nipping and releasing means whereby the mounting of the component on the workpiece can Be carried out after the component leads have been aligned with the respective holes of said workpiece.

Claim 18

An apparatus as claimed in claim 10, wherein said selectively nipping and releasing means comprises a pair of nippers, a cylinder means and a link mechanism connecting between said cylinder means and said nippers for operating said nippers so as to selectively close to cause said nippers to pick up the component and open to release said component that has been picked up.

Claim 19

An apparatus as claimed in claim 10, wherein said rotatable positioning means comprises a torque motor for rotating an outer hollow shaft carrying said guiding means, means for defining the angle of rotation of said torque motor and means for adjusting the angle of rotation of said torque motor.

Claim 20

An apparatus as claimed in claim 10, wherein said guiding means comprises at least a pair of guide members each having a guide groove along which the corresponding one of said component leads is guided as said selectively nipping and releasing means is downwardly moved, said guide members being pivotally supported so that the opening of said guide members can be varied and a pair of adjustment screws adapted to restrict the opening of said guide mem-bers to a predetermined value.

Claim 21

A component mounting apparatus as claimed in claim 10, further comprising means for clinching portions of the component leads projecting beyond the workpiece thereby to permit said component to be rigidly held in said workpiece, which includes a pair of normally opened anvil members, means rotatable to position said anvil members in conformity with said selectively nipping and releasing means, a cylinder means hydraulically operable so as to vertically move said anvil members between a position in which said anvil members are moved away from said workpiece and another position in which said anvil members are moved close to said workpiece for clinching said portion of said component leads, and means for closing said anvil members, when said anvil members are in said another position, to effect the clinching operation.