WO2013190613A1 - 部品実装機 - Google Patents

部品実装機 Download PDF

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Publication number
WO2013190613A1
WO2013190613A1 PCT/JP2012/065484 JP2012065484W WO2013190613A1 WO 2013190613 A1 WO2013190613 A1 WO 2013190613A1 JP 2012065484 W JP2012065484 W JP 2012065484W WO 2013190613 A1 WO2013190613 A1 WO 2013190613A1
Authority
WO
WIPO (PCT)
Prior art keywords
cooling
frame
stator
cooling space
pair
Prior art date
Application number
PCT/JP2012/065484
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
裕彦 久保
Original Assignee
ヤマハ発動機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ヤマハ発動機株式会社 filed Critical ヤマハ発動機株式会社
Priority to PCT/JP2012/065484 priority Critical patent/WO2013190613A1/ja
Priority to CN201280074030.6A priority patent/CN104380855B/zh
Priority to JP2014521104A priority patent/JP5872036B2/ja
Priority to KR1020147032877A priority patent/KR101554194B1/ko
Publication of WO2013190613A1 publication Critical patent/WO2013190613A1/ja

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Classifications

    • 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
    • H05K13/0061—Tools for holding the circuit boards during processing; handling transport of printed circuit boards
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02—Linear motors; Sectional motors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02—Linear motors; Sectional motors
    • H02K41/03—Synchronous motors; Motors moving step by step; Reluctance motors
    • H02K41/031—Synchronous motors; Motors moving step by step; Reluctance motors of the permanent magnet type
    • 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

Definitions

  • the present invention relates to a component mounter equipped with a linear motor.
  • the component mounter includes a head unit that conveys components from a component supply unit that supplies components onto a substrate.
  • the head unit is supported by an X direction frame, and the X direction frame is supported at two points by a pair of Y direction frames.
  • the X direction frame is movable in the Y direction by a linear motor.
  • the linear motor includes a stator having a permanent magnet and a mover having a coil.
  • the X direction frame is changed to a Y direction frame by energizing the coil and moving the mover relative to the stator. Can be moved.
  • a substantially portal-shaped accommodation portion that opens inward is provided.
  • a stator is fixed to each of the upper and lower surfaces in the housing portion.
  • the coil when a coil is energized, the coil generates heat, and this heat is transmitted to the Y-direction frame via the stator, and the entire Y-direction frame is thermally expanded by heating. Therefore, an upper air passage is provided between the upper surface of the upper stator and the upper surface in the accommodating portion to cool the Y-direction frame, and the lower side is provided between the lower surface of the lower stator and the lower surface in the accommodating portion. Air passages are provided, and air is circulated in these air passages.
  • the side wall of the mover is arranged close to the side wall in the housing portion, and heat transmitted from the side wall of the mover to the side wall in the housing portion cannot be directly cooled.
  • the cooling efficiency of the frame is low.
  • the present invention has been completed based on the above situation, and an object thereof is to increase the cooling efficiency of the Y-direction frame. (Means for solving the problem)
  • the present invention is a component mounting machine in which the head unit is provided so as to be movable in the X direction and the Y direction, and is provided so as to extend in the X direction and support the head unit so as to be movable in the X direction;
  • a linear motor that has a stator and a mover, moves in the X direction frame in the Y direction, and extends in the Y direction, and has a hollow structure in which a cooling space for circulating the cooling medium is formed.
  • the stator mounting surface to which the stator is fixed is disposed on the outer surface surrounding the cooling space, and the Y direction frame that movably supports the X direction frame, and the cooling medium is supplied to the cooling space by supplying the cooling medium.
  • a cooling medium supply unit that circulates in the cooling space.
  • the cooling medium supply unit such as a fan is used to cool room temperature air or cooling gas.
  • the Y-direction frame can be cooled. That is, since the Y-direction frame has a hollow structure and the stator mounting surface is disposed on the outer surface surrounding the cooling space, the heat transmitted from the stator can be directly cooled by circulating the cooling medium in the cooling space. . Therefore, the cooling efficiency of the Y direction frame can be increased, and deformation of the Y direction frame due to thermal expansion can be suppressed.
  • the wall portion on which the stator mounting surface is arranged may be provided with a cooling recess that allows the cooling medium to flow and communicate with the cooling space. According to such a configuration, the cooling medium flowing in the cooling space also flows in the cooling recess, whereby the wall portion on which the stator mounting surface is arranged in the Y direction frame can be efficiently cooled.
  • the protrusion which makes the form which protrudes in a cooling space is provided in the inner surface which comprises cooling space in a Y direction flame
  • a stator may be arranged in opposing portions facing each other in the pair of Y direction frames. According to such a configuration, it is not necessary to dispose the stator on both sides of the mover, and the stator can be disposed on only one side of the mover. If the Y-direction frame is provided with a recess in the upper surface opening that accommodates the mover and the stators arranged on the left and right sides of the mover, the pair of attachment surfaces to which the pair of stators are attached can be cooled by the cooling medium.
  • the structure of the cooling space needs to be complicated. In that respect, when the stator is disposed only on one side of the mover, the structure of the cooling space (the structure of the Y direction frame) can be simplified because only one stator mounting surface is required.
  • the cooling efficiency of the Y direction frame can be increased.
  • FIG. 1 is a perspective view of a mounting machine body in the embodiment.
  • FIG. 2 is a front view of the mounting machine body.
  • FIG. 3 is a cross-sectional view of the internal structure of the Y-direction frame as viewed from the front.
  • FIG. 4 is a cross-sectional view of the internal structure of the Y-direction frame as viewed from above.
  • FIG. 5 is an enlarged cross-sectional view of the main part showing the Y-direction frame of FIG. 4 in an enlarged manner.
  • FIG. 6 is a side view of the Y direction frame as viewed from the inside of the mounting machine body.
  • FIG. 7 is a cross-sectional view of the internal structure of the Y-direction frame as viewed from the side.
  • FIG. 1 is a perspective view showing a mounter body 10 that constitutes a main part of the component mounter in the present embodiment.
  • the component mounting machine includes a base (not shown), a mounting machine main body 10 mounted and fixed on the base, a case (not shown) covering the mounting machine main body 10, and a detachable attachment to the mounting machine main body 10.
  • a batch exchanging carriage (not shown) that can be attached is provided.
  • the mounting machine body 10 includes a base portion 20 fixed to the upper surface of the base, a pair of Y-direction frames 30 ⁇ / b> L and 30 ⁇ / b> R rising upward from the base portion 20, and a pair of Y A pair of X direction frames 50F and 50R spanned between the direction frames 30L and 30R, a pair of head units 60F and 60R provided on the pair of X direction frames 50F and 50R, and the like are provided.
  • the X direction frames 50F and 50R are provided to extend in the left-right direction (X direction) on the base portion 20, and the front X direction frame is 50F and the rear X direction frame is 50R.
  • the Y direction frames 30L and 30R are provided to extend in the front-rear direction (Y direction) on the base unit 20, and the left Y direction frame is 30L and the right Y direction frame is 30R.
  • the right Y-direction frame 30R includes a pair of front and rear support wall portions 31R and 31R, and a frame portion 32R bridged between the support wall portions 31R and 31R.
  • the left Y-direction frame 30L includes a pair of front and rear support wall portions 31L and 31L, and a frame portion 32L spanned between the support wall portions 31L and 31L. Since the pair of left and right Y-direction frames 30L and 30R have the same configuration, the configuration of the right-side Y-direction frame 30R will be described below as a representative, and the “right-side Y-direction frame 30R” will be omitted. This is simply referred to as “Y direction frame 30R”.
  • the frame portion 32R of the Y direction frame 30R has a rectangular tube shape with a substantially rectangular cross section, and has a hollow structure in which a cooling space 33R is formed. Further, the cross section of the frame portion 32R has a vertically long shape that is longer in the vertical direction than in the horizontal direction.
  • a pair of upper and lower Y-direction rails 34U and 34L are laid on the frame portion 32R.
  • the upper Y-direction rail 34U is provided on the upper surface of the frame portion 32R so as to extend in the front-rear direction from the front end to the rear end thereof, and the lower Y-direction rail 34L is the lower end on the inner surface of the frame portion 32R. It is arranged in the part and is provided in a form extending in the front-rear direction from the front end to the rear end.
  • the upper part of the inner side surface of the frame part 32R above the lower Y-direction rail 34L is a stator attachment surface 43R.
  • An iron support plate 37R having good thermal conductivity is attached and fixed to the stator attachment surface 43R, and a plurality of stators 36R are attached and fixed side by side in the front-rear direction to the support plate 37R.
  • the stator 36R is made of a permanent magnet, and a plurality of stators 36R are arranged at an equal pitch from the front end to the rear end of the frame portion 32R. These stators 36R are collectively attached to the support plate 37R, and are fixed to the Y-direction frame 30R by attaching the support plate 37R to the stator attachment surface 43R of the frame portion 32R.
  • the pair of frame portions 32L and 32R are arranged in parallel.
  • the pair of wall portions 42L and 42R in which the pair of stator attachment surfaces 43L and 43R are disposed in the pair of frame portions 32L and 32R are arranged to face each other.
  • the wall 42R is formed with a cooling hole 38R penetrating in the thickness direction. Since the cooling hole 38R communicates with the cooling space 33R, normal temperature air flowing through the cooling space 33R can also flow through the cooling hole 38R.
  • cooling fins 39R having a form protruding into the cooling space 33R are provided on the inner surface constituting the cooling space 33R in the frame portion 32R.
  • the cooling fins 39R are formed in a columnar shape extending in the left-right direction between a wall portion where the stator mounting surface 43R is formed in the frame portion 32R and a wall portion arranged opposite thereto.
  • a pair of front and rear openings 40F and 40R that allow the cooling space 33R to face the outside are provided at both front and rear ends of the frame portion 32R.
  • a pair of front and rear fans 41F and 41R are provided in these openings 40F and 40R.
  • the front fan 41F sends room temperature air into the cooling space 33R from the opening 40F, and the rear fan 41R discharges the air warmed in the cooling space 33R from the opening 40R to the outside of the cooling space 33R. Is.
  • a pair of upper and lower X-direction rails 51U and 51L are laid on the X-direction frame 50F.
  • the head unit 60F is movable in the left-right direction by a pair of upper and lower X-direction rails 51U, 51L.
  • the head unit 60F includes a plurality of suction nozzles, and although not described in detail, each suction nozzle can be moved up and down by a drive system using a linear motor, and can pick up components and place them on a substrate. It is said that.
  • the mover 45R is fixed to the end of the X direction frame 50F so as to face the stator 36R of the frame portion 32R in the left-right direction.
  • a plurality of coils are disposed inside the mover 45R, and these coils can be energized.
  • the mover 45R and each stator 36R constitute a linear motor.
  • a pair of upper and lower Y-direction sliders 52U and 52L are attached to positions facing the both Y-direction rails 34U and 34L in the X-direction frame 50F.
  • the Y-direction sliders 52U and 52L and the Y-direction rails 34U and 34L constitute a linear guide. As the Y-direction sliders 52U and 52L are fitted into the Y-direction rails 34U and 34L, the X-direction frame 50F is guided to be movable in the front-rear direction.
  • a servo motor 53 is attached and fixed above the Y direction frame 30R at the end of the X direction frame 50F.
  • the servo motor 53 is connected to a ball screw attached to the X-direction frame 50F via a belt so that the head unit 60F can be moved in the left-right direction by rotating the ball screw. It has become. Therefore, the head unit 60F can be moved to desired positions in the front-rear direction and the left-right direction by the servo motor 53 and the linear motor.
  • This embodiment is configured as described above, and its operation and effects will be described next.
  • the mover 45R By energizing the coils constituting the mover 45R, the mover 45R is moved relative to the stator 36R, and the X direction frame 50F is moved in the Y direction with respect to the pair of Y direction frames 30L and 30R.
  • the coil generates heat when energized, cooling is performed by circulating normal temperature air as a cooling medium in the cooling space 33R.
  • the room-temperature air is sent into the cooling space 33R by the front fan 41F, and heat exchange is performed by contacting the support plate 37R through the cooling holes 38R or contacting the cooling fins 39R, so that the frame portion 32R Cool down.
  • the warmed air is discharged to the outside of the cooling space 33R by the rear fan 41R.
  • the heat transmitted from the mover 45R to the Y-direction frame 30R via the stator 36R is directly cooled by the air flowing through the cooling space 33R, and the Y-direction frame 30R is thermally expanded and deformed. Can be suppressed.
  • stator attachment surfaces 43L and 43R to which the stators 36L and 36R are attached and fixed are arranged facing each other in the left-right direction, the stator attachment surfaces 43L and 43R are disposed only on one side of each of the movers 45L and 45R. 43R may be provided, and the cross-sectional shapes of the frame portions 32L and 32R can be simplified. Furthermore, since the magnetic attractive force generated between the stators 36L, 36R and the movers 45L, 45R is offset, the rigidity required for the Y direction frames 30L, 30R can be reduced. Therefore, the Y-direction frames 30L and 30R can be downsized, and the mounting machine body 10 can be downsized.
  • the present invention is not limited to the embodiments described with reference to the above description and drawings.
  • the following embodiments are also included in the technical scope of the present invention.
  • the cooling gas may be circulated according to the present invention.
  • a pipe for supplying a cooling gas is installed in the cooling spaces 33L and 33R, and the cooling gas is blown from the pipes toward the cooling holes 38L and 38R. , 33R may be discharged to the outside.
  • each frame portion A stator may be attached and fixed to the upper surface of the.
  • the number and shape of the cooling recesses are not questioned, and the number and shape of the protrusions are not questioned.
  • the stators 36L and 36R may be directly attached and fixed to the stator attachment surfaces 43L and 43R without interposing the support plates 37L and 37R.
  • Mounting machine body (component mounting machine) 30L, 30R ... Y direction frame 33L, 33R ... Cooling space 36L, 36R ... Stator 38L, 38R ... Cooling hole (cooling recess) 39L, 39R ... Cooling fins (protrusions) 41F, 41R ... Fan (cooling medium supply unit) 43L, 43R ... Stator mounting surface 45L, 45R ... Movable element 50F, 50R ... X direction frame 60F, 60R ... Head unit

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Linear Motors (AREA)
  • Supply And Installment Of Electrical Components (AREA)
  • Motor Or Generator Cooling System (AREA)
PCT/JP2012/065484 2012-06-18 2012-06-18 部品実装機 WO2013190613A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PCT/JP2012/065484 WO2013190613A1 (ja) 2012-06-18 2012-06-18 部品実装機
CN201280074030.6A CN104380855B (zh) 2012-06-18 2012-06-18 元件安装机
JP2014521104A JP5872036B2 (ja) 2012-06-18 2012-06-18 部品実装機
KR1020147032877A KR101554194B1 (ko) 2012-06-18 2012-06-18 부품 실장기

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2012/065484 WO2013190613A1 (ja) 2012-06-18 2012-06-18 部品実装機

Publications (1)

Publication Number Publication Date
WO2013190613A1 true WO2013190613A1 (ja) 2013-12-27

Family

ID=49768244

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2012/065484 WO2013190613A1 (ja) 2012-06-18 2012-06-18 部品実装機

Country Status (4)

Country Link
JP (1) JP5872036B2 (ko)
KR (1) KR101554194B1 (ko)
CN (1) CN104380855B (ko)
WO (1) WO2013190613A1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7351645B2 (ja) 2019-06-07 2023-09-27 ヤマハ発動機株式会社 部品実装機

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6917848B2 (ja) * 2017-09-26 2021-08-11 株式会社Ｓｃｒｅｅｎホールディングス ステージ駆動装置および描画装置
JP7188850B2 (ja) * 2018-08-01 2022-12-13 Thk株式会社 アクチュエータ

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002299896A (ja) * 2001-03-30 2002-10-11 Sanyo Electric Co Ltd 電子部品装着装置
WO2006040913A1 (ja) * 2004-10-14 2006-04-20 Fuji Machine Mfg. Co., Ltd. リニアモータ冷却装置
JP2008198685A (ja) * 2007-02-09 2008-08-28 Matsushita Electric Ind Co Ltd 直動装置および電子部品実装装置
JP2011103316A (ja) * 2009-11-10 2011-05-26 Panasonic Corp 部品実装機
JP2011258806A (ja) * 2010-06-10 2011-12-22 Panasonic Corp ヘッド位置決め装置、部品実装装置、ヘッド位置決め装置におけるｘビームの冷却方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2068428A1 (en) * 2001-08-29 2009-06-10 Yamazaki Mazak Kabushiki Kaisha Air cooled linear motor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002299896A (ja) * 2001-03-30 2002-10-11 Sanyo Electric Co Ltd 電子部品装着装置
WO2006040913A1 (ja) * 2004-10-14 2006-04-20 Fuji Machine Mfg. Co., Ltd. リニアモータ冷却装置
JP2008198685A (ja) * 2007-02-09 2008-08-28 Matsushita Electric Ind Co Ltd 直動装置および電子部品実装装置
JP2011103316A (ja) * 2009-11-10 2011-05-26 Panasonic Corp 部品実装機
JP2011258806A (ja) * 2010-06-10 2011-12-22 Panasonic Corp ヘッド位置決め装置、部品実装装置、ヘッド位置決め装置におけるｘビームの冷却方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7351645B2 (ja) 2019-06-07 2023-09-27 ヤマハ発動機株式会社 部品実装機

Also Published As

Publication number Publication date
KR20150004396A (ko) 2015-01-12
KR101554194B1 (ko) 2015-09-18
CN104380855B (zh) 2016-10-26
JP5872036B2 (ja) 2016-03-01
CN104380855A (zh) 2015-02-25
JPWO2013190613A1 (ja) 2016-02-08

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