CN106405776A - Lens unit manufacturing device and manufacturing method of lens unit - Google Patents

Lens unit manufacturing device and manufacturing method of lens unit Download PDF

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Publication number
CN106405776A
CN106405776A CN201610596660.XA CN201610596660A CN106405776A CN 106405776 A CN106405776 A CN 106405776A CN 201610596660 A CN201610596660 A CN 201610596660A CN 106405776 A CN106405776 A CN 106405776A
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CN
China
Prior art keywords
lens
ring
configuration section
retainer
configuration
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Granted
Application number
CN201610596660.XA
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Chinese (zh)
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CN106405776B (en
Inventor
上崎晃博
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Nidec Instruments Corp
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Sankyo Seiki Manufacturing Co Ltd
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Publication of CN106405776A publication Critical patent/CN106405776A/en
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Publication of CN106405776B publication Critical patent/CN106405776B/en
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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/026Mountings, adjusting means, or light-tight connections, for optical elements for lenses using retaining rings or springs

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • Structure And Mechanism Of Cameras (AREA)
  • Automatic Assembly (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)

Abstract

The invention provides a lens unit manufacturing device and a manufacturing method of lens unit. A lens unit where a lens is installed by use of an O-shaped ring can be effectively manufactured. In the lens unit manufacturing device (100), a lens configuration part (10), an O-shaped ring configuration part (20) and a keeping rack configuration part (30) are arranged on one size Z1 towards the first direction Z. A lens keeping mechanism (40) and an O-shaped ring pressing mechanism (50) are arranged on the other side Z2 towards the first direction Z. As long as one side of the lens configuration part (10), one side of the O-shaped ring configuration part (20) and one side of the keeping rack configuration part are all allowed to move relative to the lens keeping mechanism (40) and the O-shaped ring pressing mechanism (50) along a second direction crossed with the first direction Z, a lens transition working procedure, an O-shaped ring diameter expansion working procedure, an O-shaped ring installation working procedure and a lens installation working procedure can be successively performed.

Description

Lens unit manufacture device and the manufacture method of lens unit
Technical field
The present invention relates to a kind of lens being provided with O-ring are installed on lens unit manufacture device and the lens of retainer The manufacture method of unit.
Background technology
In lens unit, lens are installed on the retainer of the so-called tubular being referred to as lens barrel.Propose have one kind manufacturing institute When stating lens unit, by adsorption head, the lens being configured at pallet are carried out keep and be installed on the manufacture device (ginseng of retainer According to patent documentation 1).
Prior art literature
Patent documentation
Patent documentation 1:Japanese Unexamined Patent Publication 2015-57304 publication
In lens unit, in order to prevent the foreign bodies such as dust or water from entering in retainer, sometimes lens and retainer it Between arrange O-ring, but manufacture described lens when, there is a problem of corresponding to the manufacture device described in patent documentation 1.
Content of the invention
In view of problem above, the problem of the present invention is that providing one kind can efficiently manufacture is provided with by O-ring The lens unit manufacture device of the lens unit of mirror and the manufacture method of lens unit.
In order to solve above-mentioned problem, lens unit manufacture device involved in the present invention has:Lens configuration portion, described Lens configuration portion configures lens towards the side of first direction;O-ring configuration section, described O-ring configuration section located at along with described First direction intersect direction away from described lens configuration portion position, in described O-ring configuration section towards described first direction Side configuration be installed on the O-ring of described lens;Retainer configuration section, described retainer configuration section is located at edge and described first Direction intersect direction away from described lens configuration portion and described O-ring configuration section position, in described retainer configuration section The retainer installed for described lens towards the side configuration of described first direction;Lens retaining features, described lens keep machine Structure keeps towards the opposite side of described first direction to lens;And drive mechanism, described drive mechanism makes described lens The side of configuration section, described O-ring configuration section and described retainer configuration section is with respect to described lens retaining features edge and institute State the direction integratedly relative movement of first direction intersection, and carry out lens handing-over operation, O-ring installation procedure and lens peace Dress operation, wherein, in described lens handing-over operation, makes described lens configuration portion and described lens retaining features described first Opposite on direction, described lens retaining features receive described lens from described lens configuration portion, in described O-ring installation procedure In, make described O-ring configuration section and described lens retaining features opposite in said first direction, protect being held in described lens Described O-ring installed by the described lens holding mechanism, in described lens installation procedure, make described retainer configuration section with described Mirror maintaining body is opposite in said first direction, and the described lens being provided with described O-ring are installed on described retainer.
And, the manufacture method setting of lens unit involved in the present invention:Lens configuration portion, in described lens configuration portion Configure lens towards the side of first direction;O-ring configuration section, described O-ring configuration section is handed over located at along with described first direction The direction of fork, away from the position in described lens configuration portion, configures towards the side of described first direction in described O-ring configuration section It is installed on the O-ring of described lens;Retainer configuration section, described retainer configuration section is intersected with described first direction located at edge Direction away from the position in described lens configuration portion and described O-ring configuration section, in described retainer configuration section towards described The retainer that the side configuration in one direction is installed for described lens;And lens retaining features, described lens retaining features direction The opposite side of described first direction keeps to lens, makes described lens configuration portion, described O-ring configuration section and described guarantor The side holding frame configuration section is moved along integratedly relative with the direction that described first direction intersects with respect to described lens retaining features Dynamic, carry out following operation:Lens join operation, in described lens handing-over operation, make described lens configuration portion and described lens Maintaining body is opposite in said first direction, and described lens retaining features receive described lens from described lens configuration portion;O shape Circle installation procedure, in described O-ring installation procedure, makes described O-ring configuration section and described lens retaining features described the Opposite on one direction, in the described lens being held in described lens retaining features, described O-ring is installed;And lens erector Sequence, in described lens installation procedure, makes described retainer configuration section with described lens retaining features in said first direction In opposite directions, the described lens being provided with described O-ring are installed on described retainer.
In the present invention, lens configuration portion, O-ring configuration section and retainer configuration are set towards the side of first direction Portion, arranges lens retaining features towards the opposite side of first direction.Therefore, by make lens configuration portion, O-ring configuration section and The direction integratedly relative movement that the side of retainer configuration section is intersected with first direction with respect to lens retaining features edge, can Carry out lens handing-over operation between lens retaining features and lens configuration portion for the lens successively, be held in lens retaining features Lens at install O-ring O-ring installation procedure and by the lens being provided with O-ring be installed on retainer lens install Operation.By O-ring, lensed lens unit is installed therefore, it is possible to efficiently manufacture.And, due to using the lens sharing Maintaining body carries out O-ring installation procedure and lens installation procedure, therefore, it is possible to simplify the structure of lens unit manufacture device. And, due to make the side in lens configuration portion, O-ring configuration section and retainer configuration section with respect to lens retaining features along with The direction integratedly relative movement that first direction intersects, therefore, it is possible to simplify the knot of the drive system of lens unit manufacture device Structure.
In the present invention, it is preferred to described lens configuration portion, described O-ring configuration section and described retainer configuration section with Linearly arrange successively in the second direction that described first direction intersects, described drive mechanism makes described lens configuration portion, institute State O-ring configuration section and the side of described retainer configuration section with respect to described lens retaining features along described second direction is in Linear integratedly relative movement, and carry out described lens handing-over operation, described O-ring installation procedure and the installation of described lens Operation.According to described structure, due to making the side in lens configuration portion, O-ring configuration section and retainer configuration section with respect to saturating The integratedly relative movement in a second direction of mirror maintaining body, therefore, it is possible to simplify the structure of lens unit manufacture device.
In the present invention, it is preferred to be positioned against described first along described second direction away from described lens retaining features The opposite side in direction is configured with O-ring pressing mechanism, and described O-ring pressing mechanism is to the described O shape being installed on the first maintaining part Circle is pressed, so that described O-ring moves and enlarged-diameter towards the second maintaining part, wherein, described first maintaining part setting In described O-ring configuration section, described second maintaining part is arranged at described O-ring configuration with the external diameter more than described first maintaining part Portion, described drive mechanism makes the side in described lens configuration portion, described O-ring configuration section and described retainer configuration section relatively In described lens retaining features and described O-ring pressing mechanism along the integratedly relative movement of described second direction, and carry out institute State lens handing-over operation, O-ring enlarged-diameter operation, described O-ring installation procedure and described lens installation procedure, wherein, In described O-ring enlarged-diameter operation, make described O-ring configuration section and described O-ring pressing mechanism opposite and make described O shape The enlarged-diameter of circle.According to described structure, when O-ring is installed on lens, can efficiently expand the diameter of O-ring.
In the present invention, it is preferred to described lens retaining features and described O-ring pressing mechanism are in this second direction Distance in this second direction is equal with described lens configuration portion and described O-ring configuration section for distance, protects in described lens Hold mechanism opposite with described lens configuration portion when, described O-ring pressing mechanism is opposite with described O-ring configuration section.According to described Structure, can efficiently carry out lens handing-over operation and O-ring enlarged-diameter operation.
In the present invention, it is preferred to along the direction that intersects with described first direction away from described lens retaining features position It is configured with O-ring pressing mechanism towards the opposite side of described first direction, described O-ring pressing mechanism is to being installed on the first holding The described O-ring in portion is pressed, so that described O-ring moves and enlarged-diameter towards the second maintaining part, described first holding Portion is arranged at described O-ring configuration section, and wherein, described second maintaining part is arranged at institute with the external diameter more than described first maintaining part State O-ring configuration section, described drive mechanism makes described lens configuration portion, described O-ring configuration section and the configuration of described retainer The side in portion is with respect to described lens retaining features and described O-ring pressing mechanism along the direction intersecting with described first direction Integratedly relative movement, and carry out described lens handing-over operation, O-ring enlarged-diameter operation, described O-ring installation procedure and Described lens installation procedure, wherein, in described O-ring enlarged-diameter operation, makes described O-ring configuration section and described O-ring Pressing mechanism makes the enlarged-diameter of described O-ring in opposite directions.According to described structure, when O-ring is installed on lens, Neng Gougao Effect ground expands the diameter of O-ring.
In the present invention, it is preferred to described drive mechanism makes described lens configuration portion, described O-ring configuration section and described guarantor The side holding frame configuration section is integratedly moved along the direction being intersected with described first direction, is provided with described lens retaining features Executor, described executor makes described lens retaining features towards the side of described first direction and another side shifting.According to Described structure, can simplify the structure of the drive system of lens unit manufacture device.
In the present invention, it is provided with lens configuration portion, O-ring configuration section and retainer and joins towards the side of first direction Put portion, and the opposite side towards first direction is provided with lens retaining features.Therefore, by making lens configuration portion, O-ring configuration The side of portion and retainer configuration section is moved along integratedly relative with the direction that first direction intersects with respect to lens retaining features Dynamic, lens handing-over operation between lens retaining features and lens configuration portion for the lens can be carried out successively, be held in lens The O-ring installation procedure of O-ring is installed at the lens of maintaining body and the lens being provided with O-ring are installed on retainer Lens installation procedure.By O-ring, lensed lens unit is installed therefore, it is possible to efficiently manufacture.And, due to using altogether With lens retaining features carry out O-ring installation procedure and lens installation procedure, therefore, it is possible to simplify lens unit manufacture dress The structure put.And, the side due to making lens configuration portion, O-ring configuration section and retainer configuration section is protected with respect to lens Hold mechanism along the direction integratedly relative movement intersecting with first direction, therefore, it is possible to simplify the driving of lens unit manufacture device The structure of system.
Brief description
Fig. 1 is the explanatory diagram of an embodiment of the lens unit illustrating to apply the present invention.
Fig. 2 is the solid lens unit manufacture device applying the present invention observed from the side of first direction Figure.
Fig. 3 is the XZ sectional view of the major part of lens unit manufacture device applying the present invention.
Fig. 4 is the lens retaining features from the opposite side of first direction to the lens unit manufacture device applying the present invention And the axonometric chart that O-ring pressing mechanism is observed.
Fig. 5 is the XZ sectional view of the state that the lens retaining features shown in Fig. 4 are kept to lens.
Fig. 6 is to the lens configuration portion of the lens unit manufacture device applying the present invention, O shape from the side of first direction Enclose the exploded perspective view that configuration section and retainer configuration section are observed.
Fig. 7 is the explanatory diagram of the O-ring configuration section of the lens unit manufacture device applying the present invention.
Fig. 8 is the O-ring that carries out of O-ring erecting device of the lens unit manufacture device being shown with applying the present invention The explanatory diagram of installation method.
Fig. 9 be the lens unit manufacture device being shown with applying the present invention lens mounting devices carry out lens peace The explanatory diagram of dress method.
Symbol description
1 lens
The large-diameter portion of 1a lens
The minor diameter part of 1b lens
The attached portion of 1e lens
5 retainers
5a opening
6 O-ring
7 films
10 lens configuration portions
20 O-ring configuration sections
21 first components
22 second components
23 third members
26 first springs
27 second springs
28 the 3rd springs
30 retainer configuration sections
32 retainer keepers
33 seal members
40 lens retaining features
41 adsorption heads
42 guide portion
48th, 58 executor
50 O-ring pressing mechanisms
51 press heads
60 drive mechanisms
100 lens unit manufacture devices
100a O-ring erecting device
100b lens mounting devices
1000 lens units
211 first maintaining parts
221 second maintaining parts
X second direction
Z first direction
The side of Z1 first direction
The opposite side of Z2 first direction
Specific embodiment
Referring to the drawings, it is installed on the saturating of retainer to apply the present invention to manufacture the first lens (workpiece) by O-ring Illustrate centered on the situation of manufacture method of the lens unit manufacture device of mirror unit and lens unit.In addition, with In lower explanation, cross one another three directions are set to X-direction, Y-direction and Z-direction to illustrate.Here, Z-direction phase When the first direction in the present invention, X-direction is equivalent to the second direction in the present invention, and Y-direction is equivalent in the present invention Three directions.In the present embodiment, Z-direction (first direction) is equivalent to above-below direction, X-direction (second direction) and Y-direction (third direction) is equivalent to horizontal direction.And, side (upside) the mark Z1 to Z-direction (first direction), to Z-direction (the One direction) opposite side (downside) mark Z2, X1 is marked to the side of X-direction (second direction), to X-direction (second direction) Opposite side marks X2 to illustrate.
(structure of lens unit)
Fig. 1 is the explanatory diagram of an embodiment of the lens unit illustrating to apply the present invention.Lens unit shown in Fig. 1 1000 are configured with lens 1 (first lens), lens 2 (second lens), aperture 4 from object side L1 towards image side L2 along optical axis L And lens 3 (the 3rd lens), lens 1, lens 2, aperture 4 and lens 3 are installed on the inner side of the retainer 5 of tubular.
The external diameter being configured at the lens 1 of position depending on object side L1 most is bigger than the external diameter of lens 2,3, and lens 1 have object The large-diameter portion 1a of the side L1 and minor diameter part 1b projecting towards image side L2 from large-diameter portion 1a.Therefore, in large-diameter portion 1a and minor diameter part 1b Between be formed with stage portion 1c towards image side L2.It is formed with the lens face 101 of convex in the face of the object side L1 of large-diameter portion 1a, It is formed with concave lens face 102 in the face of the image side L2 of minor diameter part 1b.In lens 1, the image side L2's from large-diameter portion 1a Face to the image side L2 of minor diameter part 1b face be continuously formed so-called be referred to as ink light-proofness film 7, to suppress veiling glare Occur.And, the peripheral end of the lens face 101 of lens 1 becomes chamfered section 101a.
Lens 2 are formed with the lens face 201 of convex in the face of object side L1, are formed with concave lens in the face of image side L2 Face 202.Lens 3 are formed with the lens face 301 of convex in the face of object side L1, are formed with the lens face of convex in the face of image side L2 302.The external diameter of lens 2 is equal with the external diameter of lens 3.
Corresponding to described structure, retainer 5 has:In object side L1, lens 1 are held in the large-diameter portion of the tubular of inner side 5b:And from large-diameter portion 5b towards the minor diameter part 5c of the prominent tubular of image side L2.Therefore, between large-diameter portion 5b and minor diameter part 5c It is formed with stage portion 5d towards object side L1.And, large-diameter portion 5b is located at the Part I of inner side by the large-diameter portion 1a of lens 1 The Part II 5g that the minor diameter part 1b of 5f and lens 1 is located at inner side is constituted, and the internal diameter of Part II 5g is than in Part I 5f Footpath is little.Therefore, be formed with stage portion 5h towards object side L1 between Part I 5f and Part II 5g, lens 1 big Footpath portion 1a is abutted with described stage portion 5h from object side L1.
Have in the end of the image side L2 of minor diameter part 5c and be radially oriented the prominent protuberance 5e in inner side, in minor diameter part 5c Side, is configured with lens 2, aperture 4 and lens 3 from object side L1 towards image side L2 between lens 1 and protuberance 5e successively.And And, the end of the object side L1 of large-diameter portion 5b is passed through the methods such as riveting and lens 1 is kept.Week in lens 2 and lens 3 To a part be formed with straight line portion 2d, 3d (D-shaped notch), in straight line portion 2d, 3d, in lens 2 and minor diameter part 5c Inner peripheral surface between and the inner peripheral surface of lens 3 and minor diameter part 5c between vacate gap.
The minor diameter part 1b of lens 1 becomes attached portion 1e being provided with O-ring 6 in outer circumferential side, O-ring 6 with optical axis L side To on (installation directions of lens 1) orthogonal direction with the outer peripheral face of attached portion 1e with the large-diameter portion 5b of retainer 5 Between side face, the state of elastic deformation is contacted with the inner peripheral surface of the large-diameter portion 5b of the outer peripheral face of attached portion 1e and retainer 5. In this condition, the opening 5a of the object side L1 of retainer 5 is closed by lens 1, using lens 1 and O-ring 6 prevent dust or The foreign bodies such as water enter the inside of retainer 5 from object side L1.
(overall structure of lens unit manufacture device 100)
Fig. 2 is from the side Z1 of first direction Z, the lens unit manufacture device 100 applying the present invention to be observed Axonometric chart.Fig. 3 is the XZ sectional view of the major part of lens unit manufacture device 100 applying the present invention.
In Fig. 1, Fig. 2 and Fig. 3, the lens unit manufacture device 100 of present embodiment is to be installed on O-ring 6 After attached portion 1e of lens 1, lens 1 are installed on the device of retainer 5.Therefore, lens unit manufacture device 100 has Have:Lens configuration portion 10;O-ring configuration section 20, this O-ring configuration section 20 located at along the direction that intersects with first direction Z away from The position in lens configuration portion 10;And retainer configuration section 30, this retainer configuration section 30 intersects located at along with first direction Z Direction is away from the position in lens configuration portion 10 and O-ring configuration section 20.In lens configuration portion 10, the one of Z in a first direction The end of side Z1 is configured with lens 1 towards the side Z1 of first direction Z, in O-ring configuration section 20, the one of Z in a first direction The end of side Z1 is configured with O-ring 6 towards the side Z1 of first direction Z, in retainer configuration section 30, Z in a first direction The end of side Z1 is configured with retainer 5 towards the side Z1 of first direction Z.In the present embodiment, lens configuration portion 10, O Shape circle configuration section 20 and retainer configuration section 30 are linearly joined towards opposite side X2 successively from the side X1 of second direction X Put.
Lens unit manufacture device 100 has:Lens retaining features 40, this lens retaining features 40 is protected to lens 1 Hold;And O-ring pressing mechanism 50, this O-ring pressing mechanism 50 located at along the direction that intersects with first direction Z away from lens guarantor Hold the position of mechanism 40.The end of the lens retaining features 40 opposite side Z2 of Z in a first direction has adsorption head 41, described absorption 41 make attached portion 1e of lens 1 lens 1 are kept towards the opposite side Z2 of first direction Z.O-ring pressing mechanism The opposite side Z2 that the end of 50 opposite side Z2 of Z in a first direction has towards first direction Z presses the press head 51 of O-ring 6. As described below, described press head 51 will be installed on the O-ring 6 of the first maintaining part 211 of O-ring configuration section 20 towards The opposite side Z2 pressing of one direction Z, and mobile more than second maintaining part 221 of the first maintaining part 211 towards external diameter, so that O The enlarged-diameter of shape circle 6.In the present embodiment, lens retaining features 40 and O-ring pressing mechanism 50 are from second direction X Side X1 configures successively towards opposite side X2.
Lens unit manufacture device 100 has drive mechanism 60, and described drive mechanism 60 makes lens configuration portion 10, O-ring The side of configuration section 20 and retainer configuration section 30 is with respect to lens retaining features 40 and O-ring pressing mechanism 50 along with The direction integratedly relative movement that one direction Z intersects.In the present embodiment, drive mechanism 60 makes lens configuration portion 10, O-ring The side of configuration section 20 and retainer configuration section 30 is with respect to lens retaining features 40 and O-ring pressing mechanism 50 along The linearly integratedly relative movement of two direction X.
More specifically, first, lens unit manufacture device 100 has:Substrate 71, this substrate 71 Z in a first direction Opposite side Z2 extends along second direction X;Multiple pillars 72, this multiple pillar 72 is from substrate 71 towards the side of first direction Z Z1 extends;And fixed plate 73, this fixed plate 73 is fixed on the end of the side Z1 of the first direction Z of pillar 72.In fixed plate It is fixed with executor 48 and executor 58 on 73, wherein, adsorption head 41 direction to lens retaining features 40 for the above-mentioned executor 58 The side Z1 of first direction Z and opposite side Z2 is driven, the press head 51 to O-ring pressing mechanism 50 for the above-mentioned executor 58 It is driven towards the side Z1 and opposite side Z2 of first direction Z.Therefore, lens retaining features 40 and O-ring pressing machine Structure 50 will not move along second direction X and third direction Y.
Lens configuration portion 10, O-ring configuration section 20 and retainer configuration section 30 are installed in shared support plate 64, supporting Plate 64 is supported on the guide rail 66 in substrate 71 by slider bar 69.Drive mechanism 60 has:The driving sources such as motor 61;From driving source The rotary shaft 67 of 61 extensions;And constituting the nut 68 of rotary shaft 67 and screw mechanism, nut 68 is connected with support plate 64.Cause This, drive mechanism 60 makes the side of O-ring configuration section 20 and retainer configuration section 30 with respect to lens retaining features 40 and O X integratedly moves shape circle pressing mechanism 50 in a second direction.
Here, lens retaining features 40 and O-ring pressing mechanism 50 distance in second direction X and lens configuration portion 10 Equal with distance in second direction X for the O-ring configuration section 20.More specifically, the adsorption head 41 of lens retaining features 40 and O Distance in second direction X for the press head 51 of shape circle pressing mechanism 50 and lens configuration portion 10 and O-ring configuration section 20 are the Distance on two direction X is equal.
(effect in lens unit manufacture device 100 entirety and effect)
With reference to Fig. 1, Fig. 2 and Fig. 3 action (manufacture of lens unit 1000 to lens unit manufacture device 100 entirety Method) illustrate.
In the lens unit manufacture device 100 of the present invention, lens configuration portion 10, O-ring is made to join using drive mechanism 60 Put the side of portion 20 and retainer configuration section 30 with respect to lens retaining features 40 and O-ring pressing mechanism 50 along with first The second direction X integratedly relative movement that direction Z intersects, and carry out the lens handing-over operation of following explanation, O-ring enlarged-diameter Operation, O-ring installation procedure and lens installation procedure.
More specifically, first, in the state of shown in Fig. 2 and Fig. 3, make attached portion 1e towards first direction Z's Lens 1 are configured at lens configuration portion 10 by opposite side Z2.And, O-ring 6 is installed on the first guarantor of O-ring configuration section 20 Hold the outer circumferential side in portion 211.And, to make large-diameter portion 5b towards will be provided with inner side in the way of the side Z1 of first direction Z The retainer 5 of mirror 2, aperture 4 and lens 3 is configured at retainer configuration section 30.
Then, join in operation and O-ring enlarged-diameter operation in lens, make lens configuration portion using drive mechanism 60 10th, X moves in a second direction for the side of O-ring configuration section 20 and retainer configuration section 30 so that lens configuration portion 10 with thoroughly The adsorption head 41 of mirror maintaining body 40 is opposite on Z in a first direction.As a result, O-ring configuration section 20 and O-ring pressing mechanism 50 press head 51 is opposite on Z in a first direction.
Then, in lens handing-over operation, using executor 48, adsorption head 41 is entered towards the opposite side Z2 of first direction Z Row cutting, after the lens 1 being configured at lens configuration portion 10 being adsorbed using adsorption head 41, using executor 48 to suction The attached 41 side Z1 towards first direction Z is driven.
Meanwhile, in O-ring enlarged-diameter operation, another towards first direction Z to press head 51 using executor 58 Side Z2 is driven, with the O-ring 6 of the outer circumferential side to the first maintaining part 211 being installed on O-ring configuration section 20 towards first party Pressed to the opposite side Z2 of Z, so that the periphery sidesway of the second maintaining part 221 towards O-ring configuration section 20 for the O-ring 6 Dynamic.As a result, the enlarged-diameter of O-ring 6.
Then, in O-ring installation procedure, using drive mechanism 60 make lens configuration portion 10, O-ring configuration section 20 and The side of retainer configuration section 30 is moved towards the side X1 of second direction X, so that O-ring configuration section 20 and lens retaining features 40 adsorption head 41 is opposite on Z in a first direction.Then, another towards first direction Z to adsorption head 41 using executor 48 Side Z2 is driven, so that being installed on the O-ring 6 of the outer circumferential side of the second maintaining part 221 of O-ring configuration section 20 towards first party Move to the side Z1 of Z, so that the periphery side shifting of attached portion 1e towards lens 1 for the O-ring 6.Then, using executor The 48 pairs of adsorption heads 41 are driven towards the side Z1 of first direction Z.
Then, in lens installation procedure, using drive mechanism 60 make lens configuration portion 10, O-ring configuration section 20 and The side of retainer configuration section 30 is moved towards the side X1 of second direction X, so that retainer configuration section 30 keeps machine with lens The adsorption head 41 of structure 40 is opposite on Z in a first direction.Then, another towards first direction Z to adsorption head 41 using executor 48 Side Z2 is driven, and lens 1 is installed on the inner side of the large-diameter portion 5b of retainer 5.As a result, in lens 1 by O shape Circle 6 is installed on the state of the inner side of retainer 5.Then, after discharging lens 1 from adsorption head 41, using executor 48 to suction The attached 41 side Z1 towards first direction Z is driven.
Then, reclaim, from retainer configuration section 30, the retainer 5 being provided with lens 1 by O-ring 6.Then, again so that Lens 1 are installed on lens configuration portion 10 by the mode of the opposite side Z2 towards first direction Z for attached portion 1e.And, again by O Shape circle 6 is installed on the outer circumferential side of the first maintaining part 211 of O-ring configuration section 20.And, again so that large-diameter portion 5b is towards first The retainer 5 being provided with lens 2, aperture 4 and lens 3 in inner side is configured at retainer and joins by the mode of the side Z1 of direction Z Put portion 30.Then, above-mentioned operation is repeated, obtains the retainer 5 being provided with lens 1 by O-ring 6.
So, in the present embodiment, the side Z1 of first direction Z is provided with lens configuration portion 10, O-ring configuration Portion 20 and retainer configuration section 30, and the opposite side Z2 towards first direction Z is provided with lens retaining features 40 and O-ring Pressing mechanism 50.Therefore, as long as making the side in lens configuration portion 10, O-ring configuration section 20 and retainer configuration section 30 relatively In lens retaining features 40 and O-ring pressing mechanism 50 along the direction intersecting with first direction Z integratedly relative movement, just can Enough lens that carry out successively join operation, O-ring enlarged-diameter operation, O-ring installation procedure and lens installation procedure.Therefore, The lens unit 1000 that lens 1 are installed on retainer 5 by O-ring 6 can efficiently be manufactured.And, shared due to utilization Lens retaining features 40 carry out O-ring installation procedure and lens installation procedure, therefore, it is possible to simplify lens unit manufacture device 100 structure.And, due to make lens configuration portion 10, O-ring configuration section 20 and retainer configuration section 30 side integratedly Relative movement, therefore, it is possible to simplify the structure of the drive system of lens unit manufacture device 100.
And, due to be linearly provided with successively in second direction X lens configuration portion 10, O-ring configuration section 20 with And retainer configuration section 30, therefore drive mechanism 60 can be by making lens configuration portion 10, O-ring configuration section 20 and retainer Configuration section 30, along the linearly integratedly relative movement of second direction X, to carry out lens handing-over operation, O-ring installation procedure And lens installation procedure.Therefore, distinguish solely with making lens configuration portion 10, O-ring configuration section 20 and retainer configuration section 30 On the spot compare along the situation of second direction X movement, the structure of lens unit manufacture device 100 can be simplified.
And, due to being provided with O-ring pressing mechanism 50, therefore, it is possible to easily carry out the expansion of O-ring 6.Here, due to Lens retaining features 40 and O-ring pressing mechanism 50 distance in second direction X and lens configuration portion 10 and O-ring configuration section 20 distances in second direction X are equal, if therefore making the adsorption head 41 in lens configuration portion 10 and lens retaining features 40 the Opposite on one direction Z, then the press head 51 of O-ring configuration section 20 and O-ring pressing mechanism 50 automatic phase on Z in a first direction To.Therefore, it is possible to efficiently carry out lens handing-over operation and O-ring enlarged-diameter operation.
And, in the present embodiment, because drive mechanism 60 makes lens configuration portion 10, O-ring configuration section 20 and protects The side holding frame configuration section 30 is integratedly moved, and therefore need not make lens retaining features 40 and O-ring pressing mechanism 50 along X Direction is moved.And, due to being provided with to adsorption head 41 execution that Z is driven along a first direction in lens retaining features 40 Device 48, and it is provided with to press head 51 executor 58 that Z is driven along a first direction in O-ring pressing mechanism 50, therefore The executor 58 of first direction Z need not be set in lens configuration portion 10, O-ring configuration section 20 and retainer configuration section 30.Cause This, can simplify the structure of the drive system of lens unit manufacture device 100.
(detailed construction of lens retaining features 40)
Fig. 4 is from the opposite side Z2 of first direction Z, the lens of the lens unit manufacture device 100 applying the present invention to be protected Hold the axonometric chart that mechanism 40 and O-ring pressing mechanism 50 are observed.Fig. 5 is the lens retaining features 40 shown in Fig. 4 to saturating The XZ sectional view of the state that mirror 1 is kept.
As shown in Figure 3 and 4, lens retaining features 40 have:Executor 48, and this executor 48 is fixed on fixed plate 73;And the adsorption head 41 of cylindrical shape, this adsorption head 41 is connected with the output shaft 481 of executor 48 by the housing 45 of tubular. In the present embodiment, executor 48 be air cylinder device, to adsorption head 41 towards first direction Z side Z1 and opposite side Z2 It is driven.Housing 45 is connected with pipe arrangement 49 by joint 491, and described pipe arrangement 49 is connected with vacuum suction device (not shown).
Here, the end of the opposite side Z2 of the first direction Z of adsorption head 41 becomes the abutting part 410 abutting with lens 1.? In present embodiment, as shown in figure 5, the inner surface in the end of the opposite side Z2 of the first direction Z of adsorption head 41 is taper Face 411, the terminal part of taper surface 411 is abutting part 410.Therefore, the width dimensions of the abutting part 410 of adsorption head 41 compare adsorption head 41 thickness (wall thickness) is narrow.Therefore, the abutting part 410 of adsorption head 41 only with the large-diameter portion 1a of the lens 1 shown in Fig. 1 in periphery The chamfered section 101a contact of end, is not contacted with the live part of lens 1.
Around adsorption head 41, in the lens retaining features 40 of present embodiment, it is provided with the guide portion of cylindrical shape 42.As shown in figure 4, be formed with the peristome 422 of the elongated hole-shape that Z extends in the first direction in the side of guide portion 42, will guide The peristome 422 described in axle 421 insertion of adsorption head 41 is fixed in portion 42.Therefore, in executor 48 to adsorption head 41 along first When direction Z is driven, guide portion 42 moves also along first direction Z.And, guide portion 42 because from weight with respect to absorption 41 move towards the opposite side Z2 of first direction Z, until axle 421 is located at the end of the side Z1 of first direction Z of peristome 422 Till portion.In this condition, adsorption head 41 is in the inside of guide portion 42 shape shunk back of side Z1 towards first direction Z State, first direction Z's leaned in the end that the abutting part 410 of adsorption head 41 is located at the opposite side Z2 of the first direction Z than guide portion 42 The position of side Z1.
On the other hand, in miscellaneous part from the opposite side of the opposite side Z2 of first direction Z and the first direction Z of guide portion 42 When the end 420 of Z2 abuts, as shown in figure 5, guide portion 42 moves towards the side Z1 of first direction Z with respect to adsorption head 41, The abutting part 410 of adsorption head 41 is roughly the same with the position on the end 420 of guide portion 42 in a first direction Z.
(detailed construction of O-ring pressing mechanism 50)
As shown in Figure 3 and 4, O-ring pressing mechanism 50 has:Executor 58, and this executor 58 is fixed on fixed plate 73;The connection member 53 of tubular, this connection member 53 is connected with the output shaft 581 of executor 58;And press head 51, this pressing The adjusting screw 52 of 51 inner sides passing through connection member 53 is supported on connection member 53.Therefore, press head 51 can utilize Adjusting screw 52 adjusts the position of the first direction Z with respect to connection member 53.In the present embodiment, executor 58 is cylinder Device, it is driven towards the side Z1 and opposite side Z2 of first direction Z to press head 51.
The end of the opposite side Z2 of the first direction Z in press head 51 is made up of the multiple plate-like portions 515 circumferentially arranging. Therefore, it is formed with plate-like portion 515 and space part 516 the end of press head 51 is circumferentially alternating.And, in plate-like portion 515 Radial outside is formed with taper surface.Therefore, the external diameter direction first of the end of opposite side Z2 of the first direction Z in press head 51 The opposite side Z2 of direction Z continuously diminishes.
(detailed construction in lens configuration portion 10)
Fig. 6 is the lens configuration from the side Z1 of first direction Z to the lens unit manufacture device 100 applying the present invention The exploded perspective view that portion 10, O-ring configuration section 20 and retainer configuration section 30 are observed.
As shown in Fig. 3 and Fig. 6, lens configuration portion 10 has:Cylindric fixed component 11, this fixed component 11 direction The side Z1 opening of first direction Z;Movable member 12, this movable member 12 is configured at the inner side of fixed component 11 with coaxial; And helical spring 13, this helical spring 13 is configured between the inner bottom part of fixed component 11 and the bottom of movable member 12.Gu Determine part 11 and be fixed on support plate 64.Movable member 12 is flexiblely supported on fixed component 11 using helical spring 13 band, and Can be in the Z movement along a first direction of the inner side of fixed component 11.The end of the side Z1 of the first direction Z of movable member 12 becomes For the carrier 120 of lens 1, carrier 120 is in the shape of the shape formation of the image side L2 according to lens 1.Therefore, carrier 120 so that the state of the side Z1 facing to first direction Z of object side L1 accepts lens 1.
In such lens configuration portion 10 constituting, carrier 120 is opposite with adsorption head 41, to join operation in lens When, the central axis L10 in lens configuration portion 10 becomes coaxial with the central axis L40 of the adsorption head 41 of lens retaining features 40. In this condition, if adsorption head 41, towards the opposite side Z2 movement of first direction Z, carries out lens 1 from court of lens configuration portion 10 Handing-over to adsorption head 41.Now, the inner peripheral surface of the end of opposite side Z2 of the first direction Z of guide portion 42 and lens 1 is outer Peripheral contact, to carry out aliging of adsorption head 41 and lens 1.
(structure of O-ring configuration section 20)
Fig. 7 is the explanatory diagram of the O-ring configuration section 20 of the lens unit manufacture device 100 applying the present invention, Fig. 7 (a) For the XZ sectional view of O-ring configuration section 20, Fig. 7 (b) is to using O-ring pressing mechanism 50 court from the side Z1 of first direction Z Press the axonometric chart that the state of O-ring 6 is observed to the opposite side Z2 of first direction Z, Fig. 7 (c) is to be shown in towards first The opposite side Z2 of direction Z presses the XZ sectional view of the state after O-ring 6.
As shown in Fig. 4, Fig. 6 and Fig. 7, O-ring configuration section 20 has:The first component 21 extending along a first direction; Configure the second component 22 of first component 21 in inner side;And the third member 23 of second component 22 is configured in inner side.Second Part 22 and third member 23 are that it is towards first direction with the cylinder-like part with the end configuring with first component 21 coaxial The side Z1 opening of Z.Third member 23 is fixed on support plate 64.The external diameter of first component 21 than second component 22 internal diameter somewhat Little, can be using second component 22 as guide portion Z movement along a first direction.The external diameter of second component 22 is than third member 23 Internal diameter is somewhat little, can be using third member 23 as guide portion Z movement along a first direction.In the present embodiment, second Part 22 and third member 23 are metallic article, and first component 21 is resin.
It is formed with, in the side of third member 23, the peristome 237 that Z extends in the first direction, be fixed on second component 22 The pin 25 of bottom 229 is located at peristome 237.Therefore, second component 22 is prevented to revolve around axis L20 in the inner side of third member 23 Turn, and limit movable range in a first direction on Z for the second component 22.And, it is formed with the inner side of third member 23 Backstopping assembly 231, when second component 22 retreats towards the opposite side Z2 of first direction Z, described backstopping assembly 231 and second Part 22 abuts, to limit the movable range of the opposite side Z2 towards first direction Z for the second component 22.
It is formed with the peristome that Z extends in the first direction in the side of the side of second component 22 and third member 23 226th, 236, the pin 24 of insertion first component 21 is located at peristome 226,236.Therefore, prevent first component 21 in second component 22 inner side rotates around axis L20, and limits movable range in a first direction on Z for the first component 21.
The end of the first direction Z of first component 21 become outer circumferential side to the cylindrical shape that O-ring 6 is kept first Maintaining part 211, in the present embodiment, the external diameter of the first maintaining part 211 and be installed on lens 1 attached portion 1e before O The internal diameter of shape circle 6 is equal, or less than the internal diameter of the O-ring 6 before attached portion 1e being installed on lens 1.Therefore, it is possible to hold Easily O-ring 6 is installed on the outer circumferential side of the first maintaining part 211.As shown in Fig. 7 (b), the one of the first direction Z of first component 21 The end of side Z1 is formed with, at circumferential multiple positions, the seam 215 being available for that the plate-like portion 515 of press head 51 enters.
The end of the side Z1 of the first direction Z of second component 22 becomes cylinder O-ring 6 being kept in outer circumferential side Second maintaining part 221 of shape.The external diameter of the second maintaining part 221 is than the O-ring 6 after attached portion 1e being installed on lens 1 Internal diameter (external diameter of attached portion 1e) is big.And, as shown in Fig. 7 (b), the end of the first direction Z of second component 22 is in circumference Multiple positions be formed be available for press head 51 plate-like portion 515 enter seam 225.And, the first direction Z of third member 23 Side Z1 the end ejection part that to become internal diameter less than the external diameter of the O-ring 6 in the state of being held in the second maintaining part 221 230.
In such O-ring configuration section 20 constituting, configure oriented first between first component 21 and second component 22 First spring 26 of part 21 to apply active force, described active force makes the first maintaining part 211 of first component 21 from second component 22 terminal part 220 (end of the side Z1 of first direction Z) projects.In the present embodiment, the first spring 26 is to be configured at Helical spring between the bottom 219 of first component 21 and the bottom 229 of second component 22.
It is configured with second spring 27 between second component 22 and third member 23, described second spring 27 is by second component 22 side (side Z1 of the first direction Z) forces being located towards lens 1.In the present embodiment, second spring 27 is configuration Helical spring between the bottom 229 and the bottom 239 of third member 23 of second component 22.
It is configured with the 3rd spring 28 between first component 21 and second component 22, described 3rd spring 28 produces first Part 21 make when retreating towards the side (opposite side Z2 of first direction Z) contrary with lens 1 second component 22 towards with lens 1 The active force that contrary side (the opposite side Z2 of first direction Z) retreats.In the present embodiment, in the first direction Z extend Axle 29 can be supported on the bottom 229 of second component 22 along axis L20 direction in the way of mobile.First direction Z in axle 29 The end of side Z1 be formed with flange part 291, the 3rd spring 28 is the bottom being configured at flange part 291 and second component 22 Helical spring between 229.Therefore, when first component 21 is abutted towards the opposite side Z2 retrogressing of first direction Z with axle 29, 3rd spring 28 makes the opposite side Z2 movement towards first direction Z for the second component 22, so that second spring 27 is compressed.
Further, since be formed with axle 29 to be intended to abut with the bottom 229 of second component 22 from the opposite side Z2 of first direction Z Large-diameter portion 292, even if the therefore the 3rd spring 28 by flange part 291 by axle 29 towards first direction Z side Z1 exert a force, Axle 29 can be stoped to move to the side Z1 of first direction Z.Therefore, as long as first component 21 is another not towards first direction Z Side Z2 retreats, and first component 21 would not be abutted with axle 29, and the therefore the 3rd spring 28 will not be by first component 21 towards first party Side Z1 force to Z.
The spring pressure of such the first spring 26 constituting is being set to Pa, is being set to the spring pressure of second spring 27 Pb, when the spring pressure of the 3rd spring 28 is set to Pc,
Spring pressure Pa, Pb, Pc are satisfied by following conditional.
Pa < Pb < Pc
Pa+Pb < Pc
(effect of O-ring erecting device 100a, effect)
Fig. 8 is that the O-ring erecting device 100a of the lens unit manufacture device 100 being shown with applying the present invention is carried out O-ring installation method explanatory diagram.
In the lens unit manufacture device 100 of present embodiment, by O-ring configuration section 20, O-ring pressing mechanism 50 with And lens retaining features 40 constitute O-ring erecting device 100a.In described O-ring erecting device 100a, in order to by O-ring 6 It is installed on attached portion 1e of lens 1, first, such as shown in Fig. 7 (a), peace around the first maintaining part 211 of first component 21 Dress O-ring 6 (the first operation).
Then, in O-ring enlarged-diameter operation (the second operation), with central axis L20 and O of O-ring configuration section 20 The central axis L50 of the press head 51 of shape circle pressing mechanism 50 becomes coaxial mode, make O-ring configuration section 20 and O-ring by Press mechanism 50 is opposite on Z in a first direction.In this condition, if press head 51 towards first direction Z opposite side Z2 move, As shown in Fig. 7 (b), Fig. 7 (c), the plate-like portion 515 of press head 51 enters the seam 215 of first component 21 and second component 22 In seam 225, press head 51 presses O-ring 6 towards the opposite side Z2 of first direction Z.As a result, O-ring 6 is from first component 21 The second maintaining part 221 towards second component 22 for first maintaining part 211 periphery side shifting.As a result, O-ring 6 is straight Footpath expands.
Then, in O-ring installation procedure, such as shown in Fig. 8 (a), with the central axis L20 of O-ring configuration section 20 and thoroughly The central axis L40 of the adsorption head 41 of mirror maintaining body 40 becomes coaxial mode, keeps with lens making O-ring configuration section 20 After mechanism 40 is opposite on Z in a first direction, adsorption head 41 is made to move towards the opposite side Z2 of first direction Z.As a result, such as Shown in Fig. 8 (b), the terminal part (end of the opposite side Z2 of first direction Z) of attached portion 1e of lens 1 is towards first direction Z Opposite side Z2 press first component 21 terminal part (end of the side Z1 of first direction Z).As a result, first component 21 Shrink back towards the inner side of second component 22.Now, the first spring 26 is compressed.
Then, the bottom 219 of first component 21 is abutted with axle 29, and axle 29 is pressed to the opposite side Z2 of first direction Z.Its As a result, second component 22 is pressed to the 3rd spring 28 and is retreated to the opposite side Z2 of first direction Z.Now, second spring 27 are compressed.Then, as shown in Fig. 8 (c), if second component 22 retreats, until abutting with the backstopping assembly 231 of third member 23 Till, then the terminal part (end of the side Z1 of first direction Z) of third member 23 presses O towards the side Z1 of first direction Z Shape circle 6, O-ring 6 is installed on the outer circumferential side (the 3rd operation) of attached portion 1e.
Then, as shown in Fig. 8 (d), if the 3rd spring 28 is compressed and is made adsorption head 41 further towards first direction Z's Opposite side Z2 moves, then O-ring 6 is pressed into and the by the terminal part (end of the side Z1 of first direction Z) of second component 22 The stage portion 1c contact of the side (root side of attached portion 1e) of the side Z1 of one direction Z.As a result, O-ring 6 is installed on The assigned position (the 4th operation) of attached portion 1e.Another to first direction Z alternatively, it is also possible to be set as carrying out multiple adsorption head 41 The movement of side Z2 is with the structure of the many pressing O-ring 6 of opposite side Z2 to first direction Z.
Afterwards, adsorption head 41 is to keep the side Z1 movement of the state of lens 1 towards first direction Z.As a result, second Part 22 returns to the position shown in Fig. 7 (a) by the active force of the 3rd spring 28.And, first component 21 passes through the first bullet The active force of spring 26 returns to the position shown in Fig. 7 (a).
So, in the present embodiment, if press the end of first component 21 using the terminal part of attached portion 1e of lens 1 End, so that first component 21 and second component 22 retreat towards the side contrary with lens 1, then O-ring 6 is by third member 23 terminal part pressing and move from the second maintaining part 221 of second component 22 towards attached portion 1e of lens 1.Here, by Big in the external diameter than attached portion 1e for the external diameter of the second maintaining part 221, therefore make the first guarantor from first component 21 for the O-ring 6 Hold portion 211 towards second component 22 the second maintaining part 221 is mobile and during enlarged-diameter, even if being distorted, described distortion Can be alleviated when being installed on attached portion 1e.And if, after O-ring 6 is installed on attached portion 1e of lens 1, utilizing The attached portion of lens 1 presses the terminal part of first component 21 further so that first component 21 retreats further, then second The terminal part of part 22 presses O-ring 6 towards the root side of attached portion 1e.Therefore, even if O-ring 6 is being installed on lens 1 After attached portion 1e, O-ring 6 be intended to, to the terminal part of attached portion 1e, position skew occurs in the case of it is also possible to by O-ring 6 predetermined portion being installed on attached portion 1e.Further, it is possible to by the relative movement of axis direction of O-ring 6 or lens 1 The relative movement of axis direction realizing above-mentioned operation, therefore, it is possible to simplify the structure of drive mechanism etc..
Especially in the present embodiment, due to attached portion 1e external diameter from root side towards end side identical or contracting Little, thus while easily there is position skew towards the terminal part of attached portion 1e in O-ring 6, but according to present embodiment, energy The position enough suppressing described O-ring 6 offsets.
And, in the present embodiment, due to the spring pressure Pb of the spring pressure Pa of the first spring 26, second spring 27 And the 3rd the spring pressure Pc of spring 28 meet above-mentioned condition, therefore only by the attached portion 1e pressing using lens 1 The terminal part of first component 21 is it becomes possible to press O-ring 6 etc. from the root of trend attached portion 1e.
And although the part that the terminal part with first component 21 in attached portion 1e abuts is provided with film 7, but It is because first component 21 is resin, be therefore difficult, in the part with the end abutment of first component 21, film 7 occurs Come off.
And, in the present embodiment, due to being provided with O-ring pressing mechanism 50, therefore, it is possible to easily make O-ring 6 from First maintaining part 211 of first component 21 realizes the expansion of diameter towards the second maintaining part 221 movement of second component 22.
(detailed construction of retainer configuration section 30)
As shown in Fig. 3 and Fig. 6, retainer configuration section 30 has:The fixed component 31 of tubular, this fixed component 31 is fixing In support plate 64;And retainer keeper 32, this retainer keeper 32 is solid in the way of closing the opening of fixed component 31 End due to the side Z1 of the first direction Z of fixed component 31.Side Z1 in the first direction Z of retainer keeper 32 End face is formed with circumferential grooves 322, is configured with circular seal member 33 in circumferential grooves 322.Retainer keeper 32 is in cylinder with the end Shape, the external diameter of the internal diameter of the hollow bulb 321 of the retainer keeper 32 minor diameter part 5c than retainer 5 is slightly larger.Therefore, if keeping The end configuration retainer 5 of the side Z1 of the first direction Z of frame keeper 32, then the face of image side L2 of large-diameter portion 5b and sealing Part 33 abuts, and the hollow bulb 321 of retainer keeper 32 is in air-tight state.
The pipe 39 of vacuum suction device (not shown) is connected with the hollow bulb 321 of retainer keeper 32 by joint 391, Vacuum suction device can carry out vacuum attraction to the inside of hollow bulb 321.
(effect of lens mounting devices 100b, effect)
Fig. 9 is that the lens mounting devices 100b of the lens unit manufacture device 100 being shown with applying the present invention is carried out Lens mounting methods explanatory diagram.
In the lens unit manufacture device 100 of present embodiment, by retainer configuration section 30 and lens retaining features 40 composition lens mounting devices 100b.In described lens mounting devices 100b, in order to the lens 1 being provided with O-ring 6 are installed In retainer 5, first, such as shown in Fig. 8 (a), retainer 5 is installed on the retainer keeper 32 of retainer configuration section 30.? In this moment, in the inner side of retainer 5, lens 2, aperture 4 and lens 3 are installed.
Then, in lens installation procedure, with the central axis L30 of retainer configuration section 30 and lens retaining features 40 The central axis L40 of adsorption head 41 becomes coaxial mode, makes retainer configuration section 30 and lens retaining features 40 in first party Opposite on Z.Now, adsorption head 41 carries out vacuum attraction as indicated by arrow a 1, lens 1 are entered vacuum adsorbed. And, as indicated by arrow a 2, carry out vacuum attraction using in the hollow bulb 321 to retainer keeper 32 for the vacuum suction device, And by hollow bulb 321, vacuum attraction is carried out to the inner side of retainer 5.
Then, as shown in Fig. 9 (b), make the opposite side Z2 movement towards first direction Z for the adsorption head 41, lens 1 are installed Inner side in the large-diameter portion 5b of retainer 5.Now, the end 420 of the opposite side Z2 of the first direction Z of the inner peripheral surface of guide portion 42 Abut with the end 5i of the side Z1 of the first direction Z of the large-diameter portion 5b of retainer 5.Here, the end 420 of guide portion 42 along The shape of end 5i of retainer 5 and formed.Therefore, the end 420 of guide portion 42 and the end 5i of retainer 5 are positioned.Cause This, when retainer 5 is held in the hollow bulb 321 of retainer keeper 32, even if the central axis of retainer 5 is from holding sometimes The central axis L30 of frame configuration section 30 deviates the central axis L40 it is also possible to the central axis of retainer 5 and adsorption head 41 The mode becoming coaxial is adjusted.Therefore, carry out aliging of lens 1 and retainer 5.
Then, in the hollow bulb 321 by retainer keeper 32, the inner side of retainer 5 is carried out with the phase of vacuum attraction Between, adsorption head 41 stops vacuum attraction, adsorption head 41 discharges lens 1.And, discharge lens 1 in lens retaining features 40 Afterwards, the hollow bulb 321 by retainer keeper 32 is carried out to the inner side of retainer 5 period of vacuum attraction, and lens keep Mechanism 40 makes the opposite side Z2 movement towards first direction Z for the adsorption head 41, presses applanation lenses 1 with the inner side towards retainer 5.Carry out The repeatedly pressing of described lens 1.
So, in the present embodiment, using lens retaining features 40 from the side contrary with O-ring 6 to being provided with O The lens 1 of shape circle 6 carry out keeping and be installed on lens 1 in the way of closing opening by O-ring 6 retainer 5 of tubular When, vacuum attraction is carried out to the inner side of retainer 5, the inner side after lens retaining features 40 discharge lens 1, to retainer 5 Carry out vacuum attraction.Therefore, even if reliably lens 1 cannot being pressed into the feelings in retainer 5 using lens retaining features 40 It is also possible to introduce lens 1 in retainer 5 using to the captivation carrying out in retainer 5 during vacuum attraction under condition, therefore, it is possible to Lens 1 are installed on the assigned position of retainer 5.
And, when lens 1 are installed on retainer 5, if in the space being surrounded by lens 1, retainer 5 and O-ring 6 Interior air is compressed it is likely that leading to O-ring 6 and lens 1 to occur position inclined with respect to retainer 5 because of this air pressure Move, but in the present embodiment, due to carrying out vacuum attraction in retainer 5, be therefore not susceptible to the skew of described position.
Even and if, adsorption head 41 is after release lens 1, also right by hollow bulb 321 in retainer keeper 32 The inner side of retainer 5 carries out vacuum attraction.And, lens retaining features 40 are after release lens 1, by retainer keeper 32 hollow bulb 321 carries out the period of vacuum attraction to the inner side of retainer 5, carries out opposite side Z2's towards first direction Z Mobile, applanation lenses 1 are pressed with the inner side towards retainer 5.Therefore, it is possible to lens 1 are installed on the assigned position of retainer 5.
And, lens retaining features 40 have the guiding of the tubular that can move in the axial direction around adsorption head 41 Portion 42, when adsorption head 41 enters vacuum adsorbed to lens 1, guide portion 42 carries out the positioning of adsorption head 41 and lens 1, by thoroughly When mirror 1 is installed in retainer 5, guide portion 42 carries out the positioning of lens 1 and retainer 5.Therefore, it is possible to lens 1 are held in Accurately position, therefore, it is possible to reliably carry out O-ring 6 to the installation of lens 1 or lens 1 to the installation of retainer 5.
And, due to being provided with the seal member 33 of the ring-type abutting with retainer 5 in retainer keeper 32, therefore can Enough by retainer keeper 32 to reliably carrying out vacuum attraction in retainer 5.
[other embodiment]
In the above-described embodiment, in O-ring erecting device 100a, O-ring 6 is installed on lens 1, but this enforcement The O-ring erecting device 100a of mode can be used for O-ring 6 is installed on the situation of the workpiece in addition to lens 1.
In the above-described embodiment, in lens mounting devices 100b, lens 1 are installed on retainer 5, but this enforcement The structure of the lens mounting devices 100b of mode can also adopt into the work that the workpiece in addition to lens 1 is installed on retainer Part erecting device.
In the above-described embodiment, the side Z1 of first direction Z is set to upside, the opposite side Z2 of first direction Z is set For downside, but the side Z1 of first direction Z can also be set to downside, the opposite side Z2 of first direction Z is set to upside.And And, in the above-described embodiment, first direction Z is above-below direction, but first direction Z can also be set to horizontal direction.
In the above-described embodiment, lens configuration portion 10, O-ring configuration section are linearly configured with second direction X 20 and retainer configuration section 30, but can also be using the layout linearly not configured.And, in above-mentioned embodiment In, make a side shifting of lens configuration portion 10, O-ring configuration section 20 and retainer configuration section 30, but lens can also be made Maintaining body 40 and a side shifting of O-ring pressing mechanism 50.

Claims (12)

1. a kind of lens unit manufacture device is it is characterised in that have:
Lens configuration portion, configures lens in described lens configuration portion towards the side of first direction;
O-ring configuration section, described O-ring configuration section located at along the direction that intersects with described first direction away from described lens configuration The position in portion, configures, towards the side of described first direction, the O-ring being installed on described lens in described O-ring configuration section;
Retainer configuration section, described retainer configuration section located at along the direction that intersects with described first direction away from described lens Put portion and the position of described O-ring configuration section, supply towards the side configuration of described first direction in described retainer configuration section The retainer that described lens are installed;
Lens retaining features, described lens retaining features keep towards the opposite side of described first direction to lens;And
Drive mechanism, described drive mechanism makes described lens configuration portion, described O-ring configuration section and described retainer configuration section Side with respect to described lens retaining features along the direction integratedly relative movement that intersects with described first direction, and carry out Mirror handing-over operation, O-ring installation procedure and lens installation procedure, wherein, in described lens handing-over operation, make described lens Configuration section and described lens retaining features are opposite in said first direction, and described lens retaining features are from described lens configuration portion Receive described lens, in described O-ring installation procedure, make described O-ring configuration section and described lens retaining features described Opposite on first direction, in the described lens being held in described lens retaining features, described O-ring is installed, installs in described lens In operation, make described retainer configuration section and described lens retaining features opposite in said first direction, described O will be installed The described lens of shape circle are installed on described retainer.
2. lens unit manufacture device according to claim 1 it is characterised in that
Described lens configuration portion, described O-ring configuration section and described retainer configuration section are being intersected with described first direction Linearly arrange successively in second direction,
Described drive mechanism makes the side phase in described lens configuration portion, described O-ring configuration section and described retainer configuration section For described lens retaining features along the linearly integratedly relative movement of described second direction, and carry out described lens handing-over work Sequence, described O-ring installation procedure and described lens installation procedure.
3. lens unit manufacture device according to claim 2 it is characterised in that
It is being configured with O along described second direction away from the opposite side being positioned against described first direction of described lens retaining features Shape circle pressing mechanism, described O-ring pressing mechanism presses to the described O-ring being installed on the first maintaining part, so that described O Shape circle moves and enlarged-diameter towards the second maintaining part, and wherein, described first maintaining part is arranged at described O-ring configuration section, institute State the second maintaining part and described O-ring configuration section be arranged at the external diameter more than described first maintaining part,
Described drive mechanism makes the side phase in described lens configuration portion, described O-ring configuration section and described retainer configuration section Described lens retaining features and described O-ring pressing mechanism are integratedly moved relatively along described second direction is linearly Dynamic, and carry out described lens handing-over operation, O-ring enlarged-diameter operation, described O-ring installation procedure and the installation of described lens Operation, wherein, in described O-ring enlarged-diameter operation, makes described O-ring configuration section opposite with described O-ring pressing mechanism And make the enlarged-diameter of described O-ring.
4. lens unit manufacture device according to claim 3 it is characterised in that
Described lens retaining features and described O-ring pressing mechanism distance in this second direction and described lens configuration portion It is equal with described O-ring configuration section distance in this second direction,
When described lens retaining features are opposite with described lens configuration portion, described O-ring pressing mechanism is configured with described O-ring Portion is opposite.
5. lens unit manufacture device according to claim 1 it is characterised in that
Along the direction that intersects with described first direction away from described lens retaining features the described first direction that is positioned against Opposite side is configured with O-ring pressing mechanism, and described O-ring pressing mechanism is carried out to the described O-ring being installed on the first maintaining part Pressing, so that described O-ring moves and enlarged-diameter towards the second maintaining part, wherein, described first maintaining part is arranged at described O Shape circle configuration section, described second maintaining part is arranged at described O-ring configuration section with the external diameter more than described first maintaining part,
Described drive mechanism makes the side phase in described lens configuration portion, described O-ring configuration section and described retainer configuration section Integratedly relative along the direction intersecting with described first direction for described lens retaining features and described O-ring pressing mechanism Mobile, and carry out described lens handing-over operation, O-ring enlarged-diameter operation, described O-ring installation procedure and described lens peace Dress operation, wherein, in described O-ring enlarged-diameter operation, makes described O-ring configuration section and described O-ring pressing mechanism phase To and make the enlarged-diameter of described O-ring.
6. lens unit manufacture device according to any one of claim 1 to 5 it is characterised in that
Described drive mechanism makes the side edge in described lens configuration portion, described O-ring configuration section and described retainer configuration section The direction being intersected with described first direction is integratedly moved,
Described lens retaining features are provided with executor, described executor makes described lens retaining features towards described first party To side and another side shifting.
7. a kind of manufacture method of lens unit is it is characterised in that arrange:
Lens configuration portion, configures lens in described lens configuration portion towards the side of first direction;
O-ring configuration section, described O-ring configuration section located at along the direction that intersects with described first direction away from described lens configuration The position in portion, configures, towards the side of described first direction, the O-ring being installed on described lens in described O-ring configuration section;
Retainer configuration section, described retainer configuration section located at along the direction that intersects with described first direction away from described lens Put portion and the position of described O-ring configuration section, and configure towards the side of described first direction in described retainer configuration section The retainer installed for described lens;And
Lens retaining features, described lens retaining features keep towards the opposite side of described first direction to lens,
The side making described lens configuration portion, described O-ring configuration section and described retainer configuration section is with respect to described lens The direction integratedly relative movement that maintaining body edge is intersected with described first direction,
Carry out following operation:
Lens join operation, in described lens handing-over operation, make described lens configuration portion and described lens retaining features in institute State opposite on first direction, described lens retaining features receive described lens from described lens configuration portion;
O-ring installation procedure, in described O-ring installation procedure, makes described O-ring configuration section and described lens retaining features exist Opposite on described first direction, in the described lens being held in described lens retaining features, described O-ring is installed;And
Lens installation procedure, in described lens installation procedure, makes described retainer configuration section and described lens retaining features exist Opposite on described first direction, the described lens being provided with described O-ring are installed on described retainer.
8. lens unit according to claim 7 manufacture method it is characterised in that
Described lens configuration portion, described O-ring configuration section and described retainer configuration section are being intersected with described first direction Linearly arrange successively in second direction,
The side making described lens configuration portion, described O-ring configuration section and described retainer configuration section is with respect to described lens Maintaining body is along the linearly integratedly relative movement of described second direction, and carries out described lens handing-over operation, described O-ring Installation procedure and described lens installation procedure.
9. lens unit according to claim 8 manufacture method it is characterised in that
Configuring O shape along described second direction away from the opposite side being positioned against described first direction of described lens retaining features Circle pressing mechanism, described O-ring pressing mechanism presses to the described O-ring being installed on the first maintaining part, so that described O shape Circle moves and enlarged-diameter towards the second maintaining part, and wherein, described first maintaining part is arranged at described O-ring configuration section, described Second maintaining part is arranged at described O-ring configuration section with the external diameter more than described first maintaining part,
The side making described lens configuration portion, described O-ring configuration section and described retainer configuration section is with respect to described lens Maintaining body and described O-ring pressing mechanism are along the linearly integratedly relative movement of described second direction, and carry out described Lens handing-over operation, O-ring enlarged-diameter operation, described O-ring installation procedure and described lens installation procedure, wherein, In described O-ring enlarged-diameter operation, make described O-ring configuration section and described O-ring pressing mechanism opposite and make described O-ring Enlarged-diameter.
10. lens unit according to claim 9 manufacture method it is characterised in that
Described lens retaining features and described O-ring pressing mechanism distance in this second direction and described lens configuration portion It is equal with described O-ring configuration section distance in this second direction,
When described lens retaining features are opposite with described lens configuration portion, described O-ring pressing mechanism is configured with described O-ring Portion is opposite.
The manufacture method of 11. lens units according to claim 7 it is characterised in that
Along the direction that intersects with described first direction away from described lens retaining features the described first direction that is positioned against Opposite side configure O-ring pressing mechanism, described O-ring pressing mechanism the described O-ring being installed on the first maintaining part is carried out by Pressure, so that described O-ring moves and enlarged-diameter towards the second maintaining part, wherein, described first maintaining part is arranged at described O shape Circle configuration section, described second maintaining part is arranged at described O-ring configuration section with the external diameter more than described first maintaining part,
The side making described lens configuration portion, described O-ring configuration section and described retainer configuration section is with respect to described lens Maintaining body and described O-ring pressing mechanism are along the direction integratedly relative movement intersecting with described first direction, and carry out Described lens handing-over operation, O-ring enlarged-diameter operation, described O-ring installation procedure and described lens installation procedure, its In, in described O-ring enlarged-diameter operation, make described O-ring configuration section and described O-ring pressing mechanism opposite and make described The enlarged-diameter of O-ring.
The manufacture method of 12. lens units according to any one of claim 7 to 11 it is characterised in that
Make the side edge in described lens configuration portion, described O-ring configuration section and described retainer configuration section and described first party Integratedly move to the direction intersecting,
Make described lens retaining features using executor towards the side of described first direction and another side shifting.
CN201610596660.XA 2015-07-28 2016-07-27 The manufacturing method of lens unit manufacturing device and lens unit Expired - Fee Related CN106405776B (en)

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