CN102645720A - Zoom lens module - Google Patents
Zoom lens module Download PDFInfo
- Publication number
- CN102645720A CN102645720A CN2011100867323A CN201110086732A CN102645720A CN 102645720 A CN102645720 A CN 102645720A CN 2011100867323 A CN2011100867323 A CN 2011100867323A CN 201110086732 A CN201110086732 A CN 201110086732A CN 102645720 A CN102645720 A CN 102645720A
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- crowd
- camera lens
- holder
- zoom
- lens module
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- 238000003756 stirring Methods 0.000 claims description 9
- 238000009987 spinning Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- Lens Barrels (AREA)
Abstract
The invention provides a zoom lens module, which comprises a fixed seat with a bearing surface, a transmission cam, a first lens group with a zoom rod piece and a second lens group. The zoom rod is positioned behind the bearing surface. When the zooming rod is moved, the first lens group and the second lens group can be driven to move relative to the fixed seat, so as to achieve the purpose of zooming.
Description
Technical field
The present invention is relevant for a kind of zoom lens module, and is particularly to the zoom lens module of a kind of zoom rod member after camera lens breasting face.
Background technology
The zoom rod member of traditional zoom camera lens all is that design is before camera lens breasting face; Mostly the form with pole provides the user to do zoom operation, and the user can stir the zoom rod member, and driving cam is rotatablely moved; And make plural mirror cell interlock through driving cylinder, to reach the purpose of zoom.
Fig. 1 a is the three-dimensional exploded view of traditional zoom camera lens module.Fig. 1 b is the three-dimensional combination figure of traditional zoom camera lens module.Fig. 1 c is the sectional view of traditional zoom camera lens module.
Shown in Fig. 1 a-1c, zoom lens module 1 possesses holder 10, driving cam 12, the first camera lens crowd 14, the second camera lens crowd 16, focusing crowd 18.Explanation for ease is defined as directions X with the central axis direction of zoom lens module 1, will be defined as the Y direction around the direction of central shaft rotation.
The first camera lens crowd 14 possesses the interface of locking 141, can be attached to and locks on the interface 141 driving first straight-line groove 101 that cylinder 15 passes first curved grooves 121 and the holder 10 of driving cam 12 during assembling.There is eyeglass 143 the first camera lens crowd, 14 inside more clamping, and eyeglass 143 and the first camera lens crowd, 14 volume inside form the mirror cell.
The second camera lens crowd 16 possesses the interface of locking 161, the 3rd curved grooves 162, can be attached to and locks on the interface 161 driving second straight-line groove 102 that cylinder 17 passes second curved grooves 122 and the holder 10 of driving cam 12 during assembling.There is eyeglass 163 the second camera lens crowd, 16 inside more clamping, and eyeglass 163 and the second camera lens crowd, 16 volume inside form the mirror cell.
Focusing crowd 18 has the interface of locking 181, can be attached to and locks on the interface 181 through driving the 3rd curved grooves 162 that cylinder 17 passes the second camera lens crowd 16, makes the focusing crowd 18 can be with respect to the second camera lens crowd 16 motion of spinning.In addition; In other traditional zoom camera lens; Focusing crowd 18 also can be spun on through screw thread with the second camera lens crowd 16, and not necessarily will use the 3rd curved grooves 162 and lock interface 181, as long as focusing crowd 18 can the relative second camera lens crowd 16 move forward and backward.
Can be shown in Fig. 1 b with the focus lens module 1 after said fixing seat 10, driving cam 12, the first camera lens crowd 14, the second camera lens crowd 16, focusing crowd 18 combinations.The drive cylinder 15 that locks a position on the interface 141 that is attached to the first camera lens crowd 14 this moment can be positioned at the a1 ' position of first curved grooves 121 of driving cam 12, is positioned at the a2 ' position of first straight-line groove 101 on the holder 10 simultaneously.The drive cylinder 17 that locks b position on the interface 161 that is attached to the second camera lens crowd 16 can be positioned at the b1 ' position of second curved grooves 122 of driving cam 12, is positioned at the b2 ' position of second straight-line groove 102 on the holder 10 simultaneously.
When stirring zoom rod member 123, the user make driving cam 12 when the Y direction is rotated; The drive cylinder that locks a position on the interface 141 15 that is attached to the first camera lens crowd 14 can be by the a1 ' position of first curved grooves 121 of driving cam 12 toward a1 " position moves; simultaneously by the a2 ' position of first straight-line groove 101 on the holder 10 toward a2 " position moves, by this first camera lens crowd 14 can be along directions X toward holder 10 near.On the other hand; The drive cylinder that locks b position on the interface 161 17 that is attached to the second camera lens crowd 16 can be by the b1 ' position of second curved grooves 122 of driving cam 12 toward b1 " position moves; simultaneously by the b2 ' position of second straight-line groove 102 on the holder 10 toward b2 " position moves, by this second camera lens crowd 16 can be along-directions X toward holder 10 near.
Use above-mentioned traditional zoom lens module 1, the user stirs zoom rod member 123 on the driving cam 12 can make the first camera lens crowd 14 and the second camera lens crowd 16 go up and move at directions X (or-directions X) with respect to holder 10.Two mirror cells of interlock (just adjusting the distance of eyeglass 143 and 163) simultaneously by this reach the purpose of zoom.
Yet because of the zoom rod member of client's ray machine is produced on after the camera lens breasting face, but different in the design before the camera lens breasting face with the zoom rod member of traditional zoom camera lens, therefore above-mentioned traditional zoom camera lens is not suitable for this client's ray machine.
Summary of the invention
The technical matters that the present invention will solve is, to the above-mentioned defective of prior art, provides a kind of zoom rod member to be produced on after the camera lens breasting face, and the zoom lens module that equally plural mirror cell is relatively moved simultaneously during the camera lens zoom.
The technical solution adopted for the present invention to solve the technical problems is, a kind of zoom lens module is provided, and comprises holder, comprises body and at least one first curved grooves, and this first curved grooves is located on this body; Driving cam comprises at least the first straight-line groove; The first camera lens crowd is provided with the zoom rod member; And first drive cylinder; Pass this driving cam this first straight-line groove and this holder this first curved grooves and be attached to this first camera lens crowd; Make when this first camera lens faciation is spinned motion to this holder that this driving cam can be with respect to this holder original place rotation.
In zoom lens module according to the present invention, this holder more comprises at least one second curved grooves, and this second curved grooves is located on this body, and is different with the groove bearing of trend of this first curved grooves.And this driving cam more comprises at least one second straight-line groove.This zoom lens module more comprises the second camera lens crowd; And second drive cylinder; Pass this driving cam this second straight-line groove and this holder this second curved grooves and be attached to this second camera lens crowd; When making this driving cam with respect to the rotation of this holder original place, this second camera lens crowd can be with respect to the motion of spinning of this holder.
More comprise the focusing crowd according to zoom lens module of the present invention, the crowd is being installed on this second camera lens crowd with respect to the mode of this second camera lens crowd helical motion in this focusing.
In zoom lens module according to the present invention; This second camera lens crowd and this first camera lens crowd be clipped lens respectively; Make this second camera lens crowd and this first camera lens crowd form mirror cell with this eyeglass of clamping respectively, two these mirror cells are moved relative to this holder by stirring this zoom rod member.
In zoom lens module according to the present invention, when towards the shooting direction of this zoom lens module, it is the first camera lens crowd, holder, driving cam, the second camera lens crowd in regular turn that each member of this zoom lens module is arranged.
In zoom lens module according to the present invention; The internal face of this driving cam has projection; This body surface of this holder has annular recess; This projection snaps in this groove, makes this driving cam because this projection only can move and this holder original place rotation relatively along this groove.
In zoom lens module according to the present invention; This driving cam more comprises at least one annular ditch groove; Utilize the drive cylinder to pass this annular ditch groove of this driving cam and be attached to this holder, make this driving cam because this drive cylinder only can move and this holder original place rotation relatively along this annular ditch groove.
In zoom lens module according to the present invention, this zoom rod member is to be fixed in this first camera lens crowd with the mode that locks.
In zoom lens module according to the present invention, this zoom rod member is directly to be processed to form in this first camera lens crowd.
In zoom lens module according to the present invention, this holder more possesses breasting face, with this zoom lens module is fixed in peripheral unit.
Zoom lens module according to the present invention is the projection lens module that is used for projection arrangement.
As stated, the present invention designs a kind of zoom rod member effectively and is produced on after the camera lens breasting face, and the zoom lens module that equally plural mirror cell is relatively moved simultaneously during the camera lens zoom.Moreover use zoom lens module of the present invention, also having to influence the production of camera lens originally and the advantage of assembling.
For make above-mentioned and other purpose of the present invention, feature and advantage can be more obviously understandable, hereinafter is special lifts a concrete preferred embodiment, and cooperates appended graphic the to elaborate.
Description of drawings
Fig. 1 a is the three-dimensional exploded view of traditional zoom camera lens module.
Fig. 1 b is the three-dimensional combination figure of traditional zoom camera lens module.
Fig. 1 c is the sectional view of traditional zoom camera lens module.
Fig. 2 a is the three-dimensional exploded view according to zoom lens module of the present invention.
Fig. 2 b is the three-dimensional combination figure according to zoom lens module of the present invention.
Fig. 2 c is the sectional view according to zoom lens module of the present invention.
Fig. 3 is the stereographic map according to driving cam in the zoom lens module of the embodiment of the invention and holder.
Embodiment
Fig. 2 a is the three-dimensional exploded view according to zoom lens module of the present invention.Fig. 2 b is the three-dimensional combination figure according to zoom lens module of the present invention.Fig. 2 c is the sectional view according to zoom lens module of the present invention.
Shown in Fig. 2 a-2c, zoom lens module 2 possesses holder 20, driving cam 22, the first camera lens crowd 24, the second camera lens crowd 26, focusing crowd 28.Explanation equally for ease is defined as directions X with the central axis direction of zoom lens module 2, will be defined as the Y direction around the direction of central shaft rotation.
The first camera lens crowd 24 possesses interface of locking 241 and zoom rod member 242.Can be attached to and lock on the interface 241 driving first curved grooves 201 that cylinder 25 passes first straight-line groove 221 and the holder 20 of driving cam 22 during assembling.Zoom rod member 242 is a stem structure, can be fixed in the first camera lens crowd 24 by the mode that locks or directly be made on the first camera lens crowd 24, and the user can stir this zoom rod member 242 makes the first camera lens crowd 24 with respect to holder 20 motion of spinning.There is an eyeglass 243 the first camera lens crowd, 24 inside more clamping, and eyeglass 243 and the first camera lens crowd, 24 volume inside form the mirror cell.
The second camera lens crowd 26 possesses the interface of locking 261, the 3rd curved grooves 262, can be attached to and locks on the interface 261 driving second curved grooves 202 that cylinder 27 passes second straight-line groove 222 and the holder 20 of driving cam 22 during assembling.There is eyeglass 263 the second camera lens crowd, 26 inside more clamping, and eyeglass 263 and the second camera lens crowd, 26 volume inside form the mirror cell.
Focusing crowd 28 has the interface of locking 281, can be attached to and locks on the interface 281 through driving the 3rd curved grooves 262 that cylinder 27 passes the second camera lens crowd 26, makes the focusing crowd 28 can be with respect to the second camera lens crowd 26 motion of spinning.In addition, in the middle of other embodiment, focusing crowd 28 also can be spun on through screw thread with the second camera lens crowd 26, and not necessarily will use the 3rd curved grooves 262 and lock interface 281, as long as focusing crowd 28 can the relative second camera lens crowd 26 move forward and backward.
Can be shown in Fig. 2 b with the focus lens module 2 after said fixing seat 20, driving cam 22, the first camera lens crowd 24, the second camera lens crowd 26, focusing crowd 28 combinations.The drive cylinder 25 that locks a position on the interface 241 that is attached to the first camera lens crowd 24 this moment can be positioned at the a1 ' position of first straight-line groove 221 of driving cam 22, is positioned at the a2 ' position of first curved grooves 201 on the holder 20 simultaneously.The drive cylinder 27 that locks b position on the interface 261 that is attached to the second camera lens crowd 26 can be positioned at the b1 ' position of second straight-line groove 222 of driving cam 22, is positioned at the b2 ' position of first curved grooves 201 on the holder 20 simultaneously.
When stirring zoom rod member 242, the user make the first camera lens crowd to carry out helical motion (the first camera lens crowd 24 whole toward holders 20 near) along the rotation of-Y direction and towards the mode that directions X advances; The drive cylinder that locks a position on the interface 241 25 that is attached to the first camera lens crowd 24 can be by the a1 ' position of first straight-line groove 221 of driving cam 22 toward a1 " position moves, simultaneously by the a2 ' position of first curved grooves 201 on the holder 20 toward a2 " position moves.Drive cylinder 25 moving first curved grooves 201 of holder 20 in this moment, making that driving cam 22 is compelled rotates with respect to holder 20 along-Y direction.Because the rotation of driving cam 22; The drive cylinder that locks b position on the interface 261 27 that is attached to the second camera lens crowd 26 can be by the b1 ' position of second straight-line groove 222 of driving cam 22 toward b1 " position moves; simultaneously by the b2 ' position of second curved grooves 202 on the holder 20 toward b2 " position moves; The second camera lens crowd 26 can carry out helical motion with the mode of advancing along-Y direction rotation and court-directions X by this, make the second camera lens crowd, 26 whole past holders 20 near.
Use zoom lens module 2 of the present invention, the user stirs zoom rod member 242 on the first camera lens crowd 24 can make the first camera lens crowd 24 and the second camera lens crowd 26 go up and move at directions X (or-directions X) with respect to holder 20.Two mirror cells of interlock (just adjusting the distance of eyeglass 243 and 263) simultaneously by this reach the purpose of zoom.
Fig. 3 is the stereographic map according to driving cam in the zoom lens module of the embodiment of the invention and holder.Make and drive cylinder 25,27 slip in first curved grooves 201 of first straight-line groove 221, second straight-line groove 222 and the holder 20 of driving cam 22, second curved grooves 202 simultaneously smoothly; Driving cam 22 must be only can relative fixed seat 20 along Y direction (or-Y direction) original place rotation, and moving of directions X (or-directions X) can not be arranged.Therefore the internal face of driving cam 22 can have projection 223, and the outside wall surface of holder 20 has the annular recess 204 that extends along the Y direction.During assembling, projection 223 is got in the annular recess 204 through the breach on the holder 20 205, and rotation driving cam 22 is sticked in the annular recess 204 projection 223.Thus, driving cam 22 just can only the original place rotation with respect to holder 20.
Except the design of above-mentioned projection and annular recess; At least one annular ditch groove that extends along the Y direction also can be set on driving cam; And the correspondence position on holder body processing locks interface, makes the assembling back drive cylinder and passes this annular ditch groove and be attached to this and lock the interface.Only can move because of driving cylinder, so can reach the effect that driving cam can only the original place rotation with respect to holder equally along the Y direction.
According to the foregoing description, the present invention designs a kind of zoom rod member effectively and is produced on after the camera lens breasting face, and the zoom lens module that equally plural mirror cell is relatively moved simultaneously during the camera lens zoom.Moreover use zoom lens module of the present invention, also having to influence the production of camera lens originally and the advantage of assembling.
Zoom lens module of the present invention mainly is the usefulness as the projector lens that is used for projection arrangement, yet zoom lens module of the present invention also can be applied to the camera lens module in other field.Though therefore specified preferred embodiment, above embodiment is merely example of the present invention but not is defined in this, the actual scope of the present invention will be defined by claim.
Claims (11)
1. a zoom lens module is characterized in that, comprising:
Holder comprises body and at least one first curved grooves, and this first curved grooves is located on this body;
Driving cam comprises at least one first straight-line groove;
The first camera lens crowd is provided with the zoom rod member; And
First drives cylinder; Pass this driving cam this first straight-line groove and this holder this first curved grooves and be attached to this first camera lens crowd; Make when this first camera lens faciation is spinned motion to this holder that this driving cam can be with respect to this holder original place rotation.
2. zoom lens module as claimed in claim 1 is characterized in that, this holder more comprises at least one second curved grooves; This second curved grooves is located on this body; Different with the groove bearing of trend of this first curved grooves, and this driving cam more comprises at least one second straight-line groove
This zoom lens module more comprises:
The second camera lens crowd; And
Second drives cylinder; Pass this driving cam this second straight-line groove and this holder this second curved grooves and be attached to this second camera lens crowd; When making this driving cam with respect to the rotation of this holder original place, this second camera lens crowd can be with respect to the motion of spinning of this holder.
3. zoom lens module as claimed in claim 2 is characterized in that, more comprises the focusing crowd, and the crowd is can be installed on this second camera lens crowd with respect to the mode that this second camera lens crowd moves forward and backward in this focusing.
4. zoom lens module as claimed in claim 2; It is characterized in that; This second camera lens crowd and this first camera lens crowd be at least one eyeglass of clamping respectively; Make this second camera lens crowd and this first camera lens crowd form mirror cell with this eyeglass of clamping respectively, two these mirror cells are moved relative to this holder by stirring this zoom rod member.
5. zoom lens module as claimed in claim 2 is characterized in that, when towards the shooting direction of this zoom lens module, it is this first camera lens crowd, this holder, this driving cam, this second camera lens crowd in regular turn that each member of this zoom lens module is arranged.
6. according to claim 1 or claim 2 zoom lens module; It is characterized in that; The internal face of this driving cam has projection; This body surface of this holder has annular recess, and this projection snaps in this groove, makes this driving cam because this projection only can move and this holder original place rotation relatively along this groove.
7. according to claim 1 or claim 2 zoom lens module; It is characterized in that; This driving cam more comprises at least one annular ditch groove; Utilize the drive cylinder to pass this annular ditch groove of this driving cam and be attached to this holder, make this driving cam because this drive cylinder only can move and this holder original place rotation relatively along this annular ditch groove.
8. according to claim 1 or claim 2 zoom lens module is characterized in that this zoom rod member is fixed in this first camera lens crowd with the mode that locks.
9. according to claim 1 or claim 2 zoom lens module is characterized in that this zoom rod member directly is processed to form in this first camera lens crowd.
10. according to claim 1 or claim 2 zoom lens module is characterized in that this holder more possesses breasting face, with this zoom lens module is fixed in peripheral unit.
11. zoom lens module according to claim 1 or claim 2 is characterized in that, this zoom lens module is used for the projection lens module of projection arrangement.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW100105199 | 2011-02-17 | ||
| TW100105199A TWI420142B (en) | 2011-02-17 | 2011-02-17 | Zoom lens module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102645720A true CN102645720A (en) | 2012-08-22 |
Family
ID=46658648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100867323A Pending CN102645720A (en) | 2011-02-17 | 2011-04-07 | Zoom lens module |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102645720A (en) |
| TW (1) | TWI420142B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114114658A (en) * | 2021-12-02 | 2022-03-01 | 湖北华中光电科技有限公司 | Zoom, focusing and visibility adjustment integrated lens and using method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07294797A (en) * | 1994-04-27 | 1995-11-10 | Canon Inc | Lens barrel |
| US6519096B2 (en) * | 2001-03-22 | 2003-02-11 | Pentax Corporation | Lens barrel |
| JP3903121B2 (en) * | 1996-05-08 | 2007-04-11 | 富士フイルム株式会社 | Zoom lens |
| CN201199279Y (en) * | 2007-12-21 | 2009-02-25 | 李佑城 | Manual optical magnification-changing zooming mobile phone long-focus photographic lens die set |
| CN101382637A (en) * | 2007-09-04 | 2009-03-11 | 索尼株式会社 | Lens barrel and imaging device |
| JP4267129B2 (en) * | 1999-05-24 | 2009-05-27 | 日東光学株式会社 | camera |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI301927B (en) * | 2005-12-16 | 2008-10-11 | Largan Precision Co Ltd | Focusing structure for whole groups |
| TW200730990A (en) * | 2006-02-07 | 2007-08-16 | Asia Optical Co Inc | Adjustable lens device |
| TWM306338U (en) * | 2006-07-17 | 2007-02-11 | Protech Optronics Co Ltd | Focusing device for camera lens |
| TWM366085U (en) * | 2009-01-15 | 2009-10-01 | Asia Optical Co Inc | Lens barrel |
-
2011
- 2011-02-17 TW TW100105199A patent/TWI420142B/en not_active IP Right Cessation
- 2011-04-07 CN CN2011100867323A patent/CN102645720A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07294797A (en) * | 1994-04-27 | 1995-11-10 | Canon Inc | Lens barrel |
| JP3903121B2 (en) * | 1996-05-08 | 2007-04-11 | 富士フイルム株式会社 | Zoom lens |
| JP4267129B2 (en) * | 1999-05-24 | 2009-05-27 | 日東光学株式会社 | camera |
| US6519096B2 (en) * | 2001-03-22 | 2003-02-11 | Pentax Corporation | Lens barrel |
| CN101382637A (en) * | 2007-09-04 | 2009-03-11 | 索尼株式会社 | Lens barrel and imaging device |
| CN201199279Y (en) * | 2007-12-21 | 2009-02-25 | 李佑城 | Manual optical magnification-changing zooming mobile phone long-focus photographic lens die set |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114114658A (en) * | 2021-12-02 | 2022-03-01 | 湖北华中光电科技有限公司 | Zoom, focusing and visibility adjustment integrated lens and using method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI420142B (en) | 2013-12-21 |
| TW201235697A (en) | 2012-09-01 |
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| C10 | Entry into substantive examination | ||
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Effective date of abandoning: 20160803 |
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