WO2012066862A1 - 往復移動装置 - Google Patents
往復移動装置 Download PDFInfo
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- WO2012066862A1 WO2012066862A1 PCT/JP2011/072857 JP2011072857W WO2012066862A1 WO 2012066862 A1 WO2012066862 A1 WO 2012066862A1 JP 2011072857 W JP2011072857 W JP 2011072857W WO 2012066862 A1 WO2012066862 A1 WO 2012066862A1
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- power transmission
- transmission unit
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
- H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L13/00—Electric propulsion for monorail vehicles, suspension vehicles or rack railways; Magnetic suspension or levitation for vehicles
- B60L13/03—Electric propulsion by linear motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/005—Current collectors for power supply lines of electrically-propelled vehicles without mechanical contact between the collector and the power supply line
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60M—POWER SUPPLY LINES, AND DEVICES ALONG RAILS, FOR ELECTRICALLY- PROPELLED VEHICLES
- B60M7/00—Power lines or rails specially adapted for electrically-propelled vehicles of special types, e.g. suspension tramway, ropeway, underground railway
- B60M7/003—Power lines or rails specially adapted for electrically-propelled vehicles of special types, e.g. suspension tramway, ropeway, underground railway for vehicles using stored power (e.g. charging stations)
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/005—Guide rails or tracks for a linear bearing, i.e. adapted for movement of a carriage or bearing body there along
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/008—Systems with a plurality of bearings, e.g. four carriages supporting a slide on two parallel rails
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- H05K13/04—Mounting of components, e.g. of leadless components
- H05K13/0404—Pick-and-place heads or apparatus, e.g. with jaws
- H05K13/0406—Drive mechanisms for pick-and-place heads, e.g. details relating to power transmission, motors or vibration damping
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/40—The network being an on-board power network, i.e. within a vehicle
Definitions
- the present invention relates to a reciprocating device that receives power transmitted by non-contact power feeding and reciprocates a moving body along a trajectory using the power.
- Patent Document 1 discloses a reciprocating device (traveling vehicle system) that receives power transmitted by non-contact power feeding, and a moving body (traveling vehicle) reciprocates along a track (traveling rail) by the power. It is disclosed.
- this reciprocating device electric power is contactlessly fed from a pair of power supply lines (power transmission units) arranged along a track to a power reception unit (power pickup) provided on the mobile unit, so that the mobile unit enters the track. It is configured to reciprocate along.
- Patent Document 2 discloses a wireless power transmission device that receives power transmitted by non-contact power feeding due to a resonance phenomenon and charges the power to a battery of a moving body (electric vehicle). This wireless power transmission device is configured to improve the power transmission efficiency by matching the resonance frequency of the resonance coil with the frequency of AC power.
- JP 2010-13009 A (paragraph number 0006, FIG. 5) Japanese Patent Laying-Open No. 2010-68657 (paragraph number 0007, FIG. 1)
- the present invention has been made in view of the above circumstances, and an object thereof is a reciprocating device that receives power transmitted by non-contact power feeding with a simple configuration and reciprocates a moving body along a track by the power. Is to provide.
- the invention according to claim 1 is directed to a track, a moving body that can be reciprocated on the track, a moving means that moves the moving body, and drive control of the moving means.
- Movement control means power control means for controlling power output for movement of the moving body, a first power transmission unit connected to the power control means and provided at one end of the track, and the power control And a second power transmission unit provided on the other end side of the track, and a power reception unit connected to the movement control unit and provided on the moving body, from the power control unit to the first Electric power supplied to at least one of the first power transmission unit and the second power transmission unit is transmitted to and received by the power receiving unit in a contactless manner, and the received power is supplied to the movement control unit to drive-control the movement unit.
- the invention according to claim 2 is the power receiving unit according to claim 1, wherein the power receiving unit receives the power transmitted from the first power transmitting unit, and the power transmitted from the second power transmitting unit. And a second power receiving unit capable of receiving power.
- the first power receiving unit is provided in the moving body so as to face the first power transmitting unit, and the second power receiving unit is connected to the second power transmitting unit. It is provided in the said moving body so that it may oppose.
- the power transmission / reception is performed by magnetic field resonance or electric field resonance.
- the power transmission / reception is performed by electromagnetic induction.
- the movable body moves a component mounting head of a component mounting machine that mounts components on a substrate to be transported and positioned, and the component mounting head moves. It is at least one of slides that are mounted and move the component mounting head, and the track is a rail that guides the movement of at least one of the component mounting head and the slide.
- the power control means includes a distance between the first power transmission unit and the power reception unit, and a relationship between the second power transmission unit and the power reception unit. Even if the distance changes, control is performed so that the sum of the power of the power transmitted from the first power transmission unit and received and the power transmitted from the second power transmission unit and received is constant.
- the invention according to claim 8 is the invention according to claim 7, wherein the power control means is configured such that when the distance between one of the first power transmission unit and the second power transmission unit and the power reception unit is a predetermined value or less, The power supply to the other of the first power transmission unit and the second power transmission unit is cut off.
- the first power transmission unit and the second power transmission unit are provided on one end side and the other end side of the track so as to sandwich the power reception unit provided on the movable body movable along the track. Yes. Therefore, when the moving body moves to one end side or the other end side of the track and the power receiving unit is separated from the second power transmitting unit on the other end side or the first power transmitting unit on the one end side, the power receiving unit Electric power can be received with high efficiency in a non-contact manner from the first power transmission unit or the second power transmission unit on the other end side, and the movable body can be reciprocated between both ends of the track with a simple configuration.
- the first power receiving unit includes two first power receiving units and the second power receiving unit, the first power receiving unit receives power transmitted from the first power transmitting unit, and the second power receiving unit The power transmitted from the second power transmission unit is received. Therefore, it is possible to move the mobile body with power saving by controlling the power ratio transmitted from the first power transmission unit and the second power transmission unit in accordance with the movement of the mobile body between both ends of the track.
- the first power receiving unit and the second power receiving unit are provided so as to face the first power transmitting unit and the second power transmitting unit, respectively, the first power transmitting unit and the second power transmitting unit Can be efficiently received by the first power receiving unit and the second power receiving unit, respectively.
- the moving body since the moving body is moved by non-contact power feeding by magnetic field resonance or electric field resonance, power can be transmitted and received with high efficiency even if the distance between the power transmitting and receiving units is relatively long. it can.
- the configuration is simpler than that by non-contact power feeding by magnetic field resonance or electric field resonance, and the cost can be reduced.
- the reciprocating device since the reciprocating device is applied to the component mounting head, the slide and the rail of the component mounting machine, it is used for supplying power to the moving means such as the component mounting head which has been conventionally required.
- Cables and cable bearers are not required.
- the cable may be disconnected when the component mounting head or the like moves at high speed, and energy loss occurs due to the load of the cable bear due to its own weight or bending stress.
- the moving body no matter where the moving body is located between both ends of the track, the power transmitted from the first power transmission unit and the power received from the second power transmission unit are received. Since the power sum with the power is controlled to be constant, the moving body can be stably reciprocated between both ends of the track.
- the power is cut off from the power supply to the first power transmission unit and the second power transmission unit. Since the sum can be controlled to be constant, it is possible to save energy without supplying extra power.
- FIG. 1 It is a schematic structure figure showing one embodiment of a reciprocating device concerning the present invention. It is a figure which shows the internal structure of the power transmission / reception part of the reciprocating device of FIG. It is a figure which shows the electric power change received by the power receiving part when the moving body of the reciprocating device of FIG. 1 reciprocates on a track
- the reciprocating device includes a track 1, a moving body 2 provided so as to be able to reciprocate on the track 1, moving means 3 that moves the moving body 2, and driving the moving means 3.
- a movement control means 4 for controlling and a power control means 5 for controlling output of power for movement of the moving body 2 are provided. Furthermore, it is connected to the power control means 5 and is connected to the first power transmission unit 6 provided on one end side (the left end side in the figure) of the track 1 and the power control means 5 and is connected to the other end side (the right end side in the figure side) of the track 1.
- a second power receiving unit 9 provided in the moving body 2 so as to face the second power transmitting unit 7, receive power transmitted by non-contact power feeding, and move the moving body 2 to the track 1 by the power. Is a device that reciprocates along the line.
- the track 1 is formed in a straight bar shape, and both ends are fixedly supported by a fixed wall (not shown).
- the moving body 2 is formed in a box shape and is slidably disposed along the track 1.
- the moving means 3 includes a ball screw 31, a ball nut 32, a gear mechanism 33, and a motor 34.
- the ball screw 31 is processed to have substantially the same length as the length of the track 1, is disposed in parallel with the track 1, and both ends are fixedly supported by the support portion 31a.
- the ball nut 32 is screwed into the ball screw 31 and is rotatably supported in the movable body 2.
- the gear mechanism 33 is rotatably supported in the moving body 2 by rotationally connecting the rotating shaft of the motor 34 and the ball nut 32 so that the ball nut 32 can be rotated by driving the motor 34 fixed to the moving body 2. ing.
- the movement control means 4 is configured to be wired with the first power receiving unit 8 and the second power receiving unit 9 so that the power from the first power receiving unit 8 and the second power receiving unit 9 can be input and wired with the motor 34.
- the forward / reverse rotation speed of the motor 34 is controllable.
- the power control means 5 is configured so that the power supplied to the first power transmission unit 6 and the second power transmission unit 7 can be output controlled by, for example, current, wired with the first power transmission unit 6 and the second power transmission unit 7. .
- the first power transmission unit 6 is fixed to a fixed wall (not shown) on one end side of the track 1 and wired to the power control means 5.
- the first power receiving unit 8 is fixed to the moving body 2 so as to face the first power transmitting unit 6 and wired with the movement control means 4.
- the second power transmission unit 7 is fixed to a fixed wall (not shown) on the other end side of the track 1 and wired to the power control means 5.
- the second power receiving unit 9 is fixed to the moving body 2 so as to face the second power transmitting unit 7 and wired with the movement control means 4.
- the first power receiving unit 8 and the second power receiving unit 9 are fixed to the moving body 2 by bonding the surfaces opposite to the power receiving surfaces while electrically and magnetically blocking each other.
- the first power transmission unit 6 and the first power reception unit 8, and the second power transmission unit 7 and the second power reception unit 9 can be contactlessly fed by, for example, magnetic field resonance, electric field resonance, or electromagnetic induction.
- the first power transmission unit 6 and the first power reception unit in order to efficiently receive the power transmitted from the first power transmission unit 6 and the second power transmission unit 8 at the first power reception unit 7 and the second power reception unit 9, the first power transmission unit 6 and the first power reception unit.
- the second power transmission unit 7 and the second power receiving unit 9 are arranged to face each other while the part 8 is opposed to each other, non-contact power feeding is possible even without the opposite arrangement. Thereby, the freedom degree of the layout of a power transmission / reception part can be raised.
- the electric power transmitted from the 1st power transmission part 6 and the 2nd power transmission part 7 might each be received by two power receiving parts called the 1st power receiving part 8 and the 2nd power receiving part 9, by one power receiving part You may comprise so that the electric power transmitted from the 1st power transmission part 6 and the 2nd power transmission part 7 may each be received. Thereby, cost reduction can be achieved.
- the first power transmission unit 6 and the first power reception unit 8, and the second power transmission unit 7 and the second power reception unit 9 have the same configuration, and the configuration will be described with reference to FIG.
- the first power transmission unit 6 (second power transmission unit 7) is provided with a primary coil 61 (71) and a primary antenna 62 (72) arranged close to the primary coil 61 (71).
- the first power receiving unit 8 (second power receiving unit 9) is provided with a secondary coil 81 (91) and a secondary antenna 82 (92) disposed in proximity to the secondary coil 81 (91).
- the primary coil 61 (71) is wired with the power control means 5, and the secondary coil 81 (91) is wired with the movement control means 4.
- the primary antenna 62 (72) and the secondary antenna 82 (92) are adjusted to resonate at the same resonance frequency.
- the power control means 5 includes the distance between the first power transmission unit 6 and the first power reception unit 8, and the second power transmission unit 7 and the second power reception unit. Even if the distance to 9 changes, the power of the power transmitted from the first power transmission unit 6 and received by the first power reception unit 8 and the power transmitted from the second power transmission unit 7 and received by the second power reception unit 9 Control may be performed so that the sum is constant.
- the constant power W is supplied to the first power transmission unit 6 and the second power transmission unit 7.
- the power W1 transmitted from the first power transmission unit 6 and received by the first power reception unit 8 gradually decreases as the first power transmission unit 6 and the first power reception unit 8 are separated from each other.
- the electric power W2 that is transmitted from and received by the second power receiving unit 9 gradually increases as the second power transmitting unit 7 and the second power receiving unit 9 approach each other.
- the change in the power W1 received by the first power receiving unit 8 and the change in the power W2 received by the second power receiving unit 9 are symmetrical with respect to the central position PC of the track 1. Therefore, the electric power Wc / 2 received by the first power receiving unit 8 when the moving body 2 (the bonding surface between the first power receiving unit 8 and the second power receiving unit 9) is located at the center position PC of the track 1 and the second The power Wc that is the sum of the power Wc / 2 received by the power receiving unit 9 is set as a constant control power controlled by the power control means 5. Thereby, the movement control means 4 can stably reciprocate the moving body 2 along the track 1.
- the moving body 2 (bonding surface between the first power receiving unit 8 and the second power receiving unit 9) is along the track 1 from the left end position PL toward the right end position PR.
- the power control means 5 cuts off the power supplied to the second power transmitting unit 7 until the power W1 received by the first power receiving unit 8 reaches the position P1 where the power W1 is Wc after starting the movement, and the first power receiving unit 8 Control is performed to supply electric power to the first power transmission unit 6 so that the electric power W1 received by the electric power W1 becomes Wc.
- the power control means 5 turns on the power supplied to the second power transmission unit 7 and the power W2 received by the second power reception unit 9 is Control is performed to supply power to the second power transmission unit 9 so that the difference between the control power Wc and the power W1 received by the first power reception unit 8 is obtained. At this time, control is performed to supply power to the first power receiving unit 8 so that the power W1 received by the first power receiving unit 8 is the difference between the control power Wc and the power W2 received by the second power receiving unit 9. You may do it.
- the power control means 5 receives the power W1 received by the first power receiving unit 8.
- Control is performed to supply power to the first power transmission unit 6 so as to be the difference between the control power Wc and the power W2 received by the second power reception unit 9.
- control is performed to supply power to the second power receiving unit 9 so that the power W2 received by the second power receiving unit 9 is the difference between the control power Wc and the power W1 received by the first power receiving unit 8. You may do it.
- the power control means 5 cuts off the power supplied to the first power transmission unit 6, and the power W2 received by the second power reception unit 9 is Wc.
- the control which supplies electric power to the 2nd power transmission part 7 is performed.
- the power control unit 5 is when the moving body 2 moves to the left end position PL from the position P1.
- the connection to the first power transmission unit 6 is performed.
- a predetermined value that is, when the moving body 2 moves to the right end position PR from the position P2
- the connection to the first power transmission unit 6 is performed.
- the first power transmission unit 6 and the second power transmission unit 6 and the second power transmission unit 6 are sandwiched between the first power reception unit 8 and the second power reception unit 9 provided in the movable body 2 movable along the track 1. Since the power transmission unit 7 is provided on one end side and the other end side of the track 1, the moving body 2 moves to one end side or the other end side of the track 1, and the second power receiving unit 9 or the first power receiving unit 8 is the other end. When separated from the second power transmitting unit 7 on the side or the first power transmitting unit 6 on the one end side, the first power receiving unit 8 or the second power receiving unit 9 approaches the first power transmitting unit 6 on the one end side or the second power transmitting unit 6 on the other end side. 2 Electric power can be received from the power transmission unit 7 with high efficiency, and the moving body 2 can be reciprocated between both ends of the track 1 with a simple configuration.
- first power receiving units 8 and 9 are provided as power receiving units, the first power receiving unit 8 receives power transmitted from the first power transmitting unit 6, and the second power receiving unit 9 performs second power transmission. Since the power transmitted from the unit 7 is received, the ratio of the power transmitted from the first power transmission unit 6 and the second power transmission unit 7 is controlled in accordance with the movement of the moving body 2 between both ends of the track 1. Thus, the moving body 2 can be moved with power saving. Moreover, since the 1st power receiving part 8 and the 2nd power receiving part 9 are provided so that the 1st power transmission part 6 and the 2nd power transmission part 7 may each be opposed, power transmission from the 1st power transmission part 6 and the 2nd power transmission part 7 is carried out.
- the power to be received can be efficiently received by the first power receiving unit 8 and the second power receiving unit 9, respectively. Moreover, since the moving body 2 moves by non-contact power feeding by magnetic field resonance or electric field resonance, power can be transmitted and received with high efficiency even if the distance between the power transmitting and receiving units is relatively long. Moreover, when moving the mobile body 2 by non-contact electric power feeding by electromagnetic induction, it becomes a simple structure compared with the non-contact electric power feeding by magnetic field resonance or electric field resonance, and can aim at cost reduction.
- the reciprocating device of this embodiment can be applied to a component mounting device of a component mounter that mounts components on a substrate to be transported and positioned.
- the substrate transport direction is referred to as the X-axis direction
- the direction perpendicular to the X-axis direction in the horizontal plane is referred to as the Y-axis direction
- the direction perpendicular to the X-axis direction and the Y-axis direction is referred to as the Z-axis. It is called a direction.
- the component mounting machine 100 includes a component supply device 20 using a feeder 21, a component mounting device 40, and a control device 70, and a plurality of units (two units are shown in FIG. 4) in series in the X-axis direction.
- a double conveyor type substrate transfer device 10 is provided, which is arranged in parallel and has two transfer devices 11 and 12 arranged side by side.
- the component mounting device 40 is composed of an XY robot, and the XY robot is mounted on the base 41 and is disposed above the substrate transfer device 10 and the component supply device 20. Yes.
- the XY robot extends in the Y-axis direction along guide rails 42 (corresponding to “tracks” and “rails” of the present invention) whose both ends are fixedly supported by the fixed walls 41a and 41b so as to extend in the Y-axis direction.
- a movable Y-axis slide 43 (corresponding to “moving body” and “slide” of the present invention) is provided.
- the top plate 43a of the Y-axis slide 43 is disposed so as to be slidable along the guide rail 42, and the Y-axis slide 43 is moved by a moving device 44 (corresponding to the “moving means” of the present invention). It is moved along the guide rail 42 in the Y-axis direction.
- the moving device 44 includes a ball screw 51, a ball nut 52, a gear mechanism 53, and a Y-axis servo motor 54.
- the ball screw 51 is processed to have substantially the same length as the guide rail 42, and is disposed in parallel with the guide rail 42, and both ends thereof are fixedly supported by the support portion 51a.
- the ball nut 52 is rotatably supported by a housing 43b screwed to the ball screw 51 and fixed on the top plate 43a of the Y-axis slide 43.
- the gear mechanism 53 rotationally connects the rotation axis of the Y-axis servo motor 54 and the ball nut 52 so that the ball nut 52 can be rotated by driving the Y-axis servo motor 54 fixed to the housing 43b, and rotates to the housing 43b. It is supported as possible.
- a movement control device 55 (corresponding to the “movement control means” of the present invention) that drives and controls the movement device 44 is disposed in the housing 43b.
- the moving device 44 is configured to be driven and controlled via the movement control device 55 by non-contact power feeding.
- the first power transmitting unit 56, the second power transmitting unit 57, the first power receiving unit 58, and the second power receiving unit are configured.
- 59 and a power control device 60 (corresponding to “power control means” of the present invention) built in the control device 70 are disposed.
- the first power transmission unit 56 is fixed to the fixed wall 41 a on which one end side (the left end side in FIG. 5) of the guide rail 42 is fixedly supported, and is wired with the power control device 60.
- the first power receiving unit 58 is fixed to the lower surface of the top plate 43 a of the Y-axis slide 43 so as to face the first power transmitting unit 56 and wired with the movement control device 55.
- the second power transmission unit 57 is fixed to the fixed wall 41 b that is fixedly supported on the other end side (the right end side in FIG. 5) of the guide rail 42 and wired to the power control device 60.
- the second power receiving unit 59 is fixed to the lower surface of the top plate 43 a of the Y-axis slide 43 and is wired with the movement control device 55 so as to face the second power transmitting unit 57.
- the X-axis slide 45 which is a part of the component mounting head 48, is guided by the Y-axis slide 43 so as to be movable in the X-axis direction orthogonal to the Y-axis direction.
- An X-axis servo motor 46 is installed on the Y-axis slide 43, and an unillustrated ball screw rotatably connected to the output shaft of the X-axis servo motor 46 and rotatably supported on the Y-axis slide 43 is attached to the X-axis slide 45.
- the X-axis slide 45 is moved in the X-axis direction by screwing with the fixed ball nut.
- the X-axis slide 45 constitutes a part of a component mounting head 48 (corresponding to the “moving body” of the present invention) holding a suction nozzle 47 that can move in the Z-axis direction for sucking components.
- a substrate recognition camera 49 is provided on the X-axis slide 45.
- the reciprocating device of the component mounting head 48 is driven by a servo motor supplied with power by a conventional cable bear.
- the reciprocating device according to this embodiment is not applied.
- the reciprocating device according to the present embodiment may be applied to the reciprocating device that moves the component mounting head 48 that can move in the X-axis direction in the same manner as when applied to the Y-axis slide 43.
- the first power transmission unit 56, the second power transmission unit 57, the first power reception unit 58, and the second power reception unit 59 have the configuration illustrated in FIG. 2, and the power control device 60 performs the control described with reference to FIG. Is executed so that the power sum is constant even if the distance between the first power transmission unit 56 and the first power reception unit 58 and the distance between the second power transmission unit 57 and the second power reception unit 59 are changed. be able to. Therefore, the movement control device 55 can stably reciprocate the Y-axis slide 43 and the component mounting head 48 along the guide rail 42.
- the component mounting apparatus 40 eliminates the need for a power supply cable, cable bearer, or the like for a moving device such as a component mounting head, which is necessary for a conventional component mounting apparatus.
- the cable may be disconnected when the component mounting head or the like moves at high speed, and energy loss occurs due to the weight of the cable bear or the load of bending stress.
- the mounting apparatus 40 since a cable and a cable bear become unnecessary, these problems can be eliminated.
- conventional component mounting devices if the movement speed of the component mounting head, etc. is increased, the cable bear will flutter and the positioning accuracy of the component mounting head will decrease or an operation error will occur.
- the component mounting apparatus 40 of the present embodiment since the cable bear is not required, it is possible to increase the speed of the component mounting head 48 and the like as compared with the related art. Moreover, since a cable, a cable bearer, etc. become unnecessary, space saving of the component mounting machine 100 can be achieved.
- the track 1 is not particularly limited as long as the movable body 2 capable of reciprocating along 1 and the Y-axis slide 43 (component mounting head 48) capable of reciprocating along the guide rail 42 are movable.
- a linear motor thus, the movable body 2 and the Y-axis slide 43 (component mounting head 48) may be reciprocated.
- the reciprocating device can be applied to, for example, a printing device or an inspection device of a substrate manufacturing apparatus. It can also be applied to machine tools and the like.
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- Microelectronics & Electronic Packaging (AREA)
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- Electromagnetism (AREA)
- Physics & Mathematics (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
- Supply And Installment Of Electrical Components (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
Claims (8)
- 軌道と、
該軌道に往復移動可能に設けられた移動体と、
該移動体を移動する移動手段と、
該移動手段を駆動制御する移動制御手段と、
前記移動体の移動のための電力を出力制御する電力制御手段と、
前記電力制御手段に接続され、前記軌道の一端側に設けられた第1送電部と、
前記電力制御手段に接続され、前記軌道の他端側に設けられた第2送電部と、
前記移動制御手段に接続され、前記移動体に設けられた受電部と、を備え、
前記電力制御手段から前記第1送電部および前記第2送電部の少なくとも一方に供給される電力を前記受電部に非接触で送電して受電させ、受電した電力を前記移動制御手段に供給して前記移動手段を駆動制御することにより前記移動体を前記軌道に沿って往復移動させる往復移動装置。 - 請求項1において、
前記受電部は、前記第1送電部から送電される前記電力を受電可能な第1受電部と、前記第2送電部から送電される前記電力を受電可能な第2受電部と、により構成されている往復移動装置。 - 請求項2において、
前記第1受電部は、前記第1送電部に対向するように前記移動体に設けられ、前記第2受電部は、前記第2送電部に対向するように前記移動体に設けられている往復移動装置。 - 請求項1から3の何れか一項において、
前記電力の送受電は、磁界共鳴もしくは電界共鳴で行われる往復移動装置。 - 請求項1から3の何れか一項において、
前記電力の送受電は、電磁誘導で行われる往復移動装置。 - 請求項1から5の何れか一項において、
前記移動体は、搬送位置決めされる基板上に部品を装着する部品実装機の部品装着ヘッドおよび該部品装着ヘッドが移動可能に装架され該部品装着ヘッドを移動するスライドの少なくとも一方であり、前記軌道は、前記部品装着ヘッドおよび前記スライドの少なくとも一方の移動を案内するレールである往復移動装置。 - 請求項1から6の何れか一項において、
前記電力制御手段は、前記第1送電部と前記受電部との距離および前記第2送電部と前記受電部との距離が変化しても、前記第1送電部から送電されて受電する電力と前記第2送電部から送電されて受電する電力との電力和が一定となるように制御する往復移動装置。 - 請求項7において、
前記電力制御手段は、前記第1送電部および前記第2送電部の一方と前記受電部との距離が所定値以下となったとき、前記第1送電部および前記第2送電部の他方への電力供給を切る往復移動装置。
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US9120383B2 (en) | 2015-09-01 |
JP2014239643A (ja) | 2014-12-18 |
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CN103201134A (zh) | 2013-07-10 |
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