CN109269768A - A kind of attachment device - Google Patents

A kind of attachment device Download PDF

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Publication number
CN109269768A
CN109269768A CN201811188215.5A CN201811188215A CN109269768A CN 109269768 A CN109269768 A CN 109269768A CN 201811188215 A CN201811188215 A CN 201811188215A CN 109269768 A CN109269768 A CN 109269768A
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CN
China
Prior art keywords
sliding block
holding part
gear drive
spill spin
worm gear
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201811188215.5A
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Chinese (zh)
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CN109269768B (en
Inventor
车鑫
侯伟洪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Nedplusar Display Technology Co Ltd
De Jia Intelligent Optoelectronics (zhenjiang) Co Ltd
Original Assignee
Beijing Nedplusar Display Technology Co Ltd
De Jia Intelligent Optoelectronics (zhenjiang) Co Ltd
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Application filed by Beijing Nedplusar Display Technology Co Ltd, De Jia Intelligent Optoelectronics (zhenjiang) Co Ltd filed Critical Beijing Nedplusar Display Technology Co Ltd
Priority to CN201811188215.5A priority Critical patent/CN109269768B/en
Publication of CN109269768A publication Critical patent/CN109269768A/en
Application granted granted Critical
Publication of CN109269768B publication Critical patent/CN109269768B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00Testing of optical apparatus; Testing structures by optical methods not otherwise provided for

Abstract

The present invention provides a kind of attachment devices, comprising: worm screw portion, worm gear drive portion, sliding block, mounting bracket and holding part;Worm screw portion engages with worm gear drive portion, is fixed on holding part, for driving worm gear drive portion to rotate;Worm gear drive portion is located in holding part, rotates and connects with sliding block, is rotated according to the rotation in worm screw portion;Sliding block is located in holding part, according to the rotation in worm gear drive portion, does relatively reciprocating motion, the tested object being further driven to thereon does relatively reciprocating motion, holding part, is fixedly connected for accommodating worm gear drive portion and sliding block, and with mounting bracket and worm screw portion;Mounting bracket when test, is installed on test equipment.It can assist completing diopter and the astigmatism test of the optical mirror slip of progressive additional, adjustable focal length etc. using attachment device of the present invention.

Description

A kind of attachment device
Technical field
The invention belongs to testing fields, are applicable to the test of optical mirror slip, are related to a kind of progress diopter and astigmatism Attachment device when test between eyeglass and optical tester.
Background technique
Optical mirror slip have very strong customized property, for such as progressive additional optical correction eyeglass, be visual exercise Made of variable focus lens, be virtual reality (virtual reality, VR) and augmented reality (augmented Reality, AR) concept personal user is applicable in and diopter and astigmatism need to be carried out according to the diopter of user and be adjusted Nearly eye display device etc. need each point in the scope of application because directly acting on human eye, all have very high essence Degree copes with the diopter of eyeglass before factory and astigmatism measures, to ensure to reach the precision of design.However, in view of The structure of above-mentioned all kinds of eyeglasses is usually complicated face type, and does not have unified shape, and the tester on current market can not Directly measure the diopter and astigmatism of its eyeglass.The diopter and astigmatism problem for how measuring near-eye display device, are to work as Preceding urgent problem to be solved.
Summary of the invention
In view of this, being filled the main purpose of the present invention is to provide a kind of attachment device using connection of the present invention Set and be mounted on corresponding optics or tester, make the determinand being fixed thereon --- eyeglass does relatively reciprocating motion, and passes through light Learn the diopter and astigmatism of tester testing lens.
A kind of attachment device according to the present invention, comprising: worm screw portion, worm gear drive portion, sliding block, mounting bracket and accommodating Portion;Worm screw portion engages with worm gear drive portion, is fixed on holding part, for driving worm gear drive portion to rotate;Worm gear drive portion, In holding part, rotates and connect with sliding block, rotated according to the rotation in worm screw portion;Sliding block is located in holding part, according to whirlpool The rotation for taking turns driving section, does relatively reciprocating motion, the measured object eyeglass being further driven to thereon does relatively reciprocating motion;Hold Portion is set, is fixedly connected for accommodating worm gear drive portion and sliding block, and with mounting bracket and worm screw portion;Mounting bracket, when test, peace Loaded on test equipment.
Further, the worm screw portion, including worm screw, screw-driven and screw-driven Container;Wherein,
Worm screw is located at outside screw-driven holding part;Screw-driven, centre are screw thread, are engaged with worm gear drive portion, both ends For circular protrusion, the circular protrusion engages with the port of screw-driven holding part;Screw-driven Container, port are circle Shape opening.
Further, the worm gear drive portion, including gear and spill spin block;Gear and spill spin block is coaxial but the not coaxial heart; Gear is engaged with the screw thread in worm screw portion;And it is connected with spill spin block;Spill spin block, including the first spill spin block and the second spill spin block are straight The inside groove size of diameter and sliding block is adapted.
Further, the sliding block includes the first sliding block and the second sliding block, and top is U-type groove, the rotation with worm gear drive portion Switch block part fastens, and lower part is cross bar, for the fixed eyeglass as measured object;The cross bar phase of first sliding block and the second sliding block To partially forming jagged binding face.
Further, mounting bracket, including upper surface and two support portions extended downwardly by upper surface both ends, with accommodating The connected support portion in portion, extends interconnecting piece to holding part direction.
Further, the holding part, including shell and sliding rail;The shell is used for mounting bracket and worm screw portion, The bayonet being adapted with sliding rail is arranged at the lower part of its front and rear surfaces;Sliding rail, including the first sliding rail and the second sliding rail, pass through the bayonet Engage with shell;It is bonded with sliding block, and is adapted with the concave groove in its outside or concave slot correspondingly, sliding block, outside have recessed Type groove or concave slot.
Further, which further comprises: gag lever post;The gag lever post, for independently and in same horizontal line Two parts, it is corresponding with the centre of the first sliding block and the second sliding block, and fit with the cross bar of sliding block.
Further, the distance between described gag lever post is 28mm~36mm.
Further, the worm gear drive portion further comprises third spill spin block;The third spill spin block is located at the first rotation The centre of switch block and the second spill spin block, and its axle center is on the rotary shaft, is directly no more than the distance of rotary shaft to cross bar.
Further, the distance of first spill spin block and the second spill spin block axle center in the vertical direction be 8.20mm~ 8.25mm, it is preferred that be 8.25mm.
Using attachment device of the present invention, measured object such as eyeglass are fixed on sliding block by tabletting, and via snail Bar portion, worm gear drive portion band movable slider do relatively reciprocating motion, and realize doing relatively reciprocating motion for eyeglass, attachment device is fixed on survey Trying, which can be realized on instrument, tests eyeglass in the diopter and astigmatism of different relative positions, to come according to different needs Determine the diopter and astigmatism of eyeglass.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that attachment device is free of holding part;
Fig. 2 is the structural schematic diagram that attachment device includes holding part;
Fig. 3 is the bottom view of attachment device;
Fig. 4 is the structural schematic diagram in worm screw portion;
Fig. 5 A is the structural schematic diagram in worm gear drive portion and sliding block;
Fig. 5 B is the structural schematic diagram of first/second sliding block;
Fig. 6 is the structural schematic diagram of mounting bracket;
Fig. 7 is the structural schematic diagram of holding part.
Specific embodiment
Below by specific embodiment and attached drawing, the present invention is described in detail.
A kind of attachment device, as shown in Figure 1, Figure 2, Figure 3 shows, comprising: worm screw portion 101, worm gear drive portion 102, sliding block 103, Mounting bracket 104 and holding part 105;Wherein, Fig. 1 is the attachment device structural schematic diagram for not including holding part 105, and Fig. 2 is Attachment device structural schematic diagram comprising holding part 105, Fig. 3 are attachment device bottom views, wherein to include part holding part 105 For example.
Worm screw portion 101, as Figure 1-Figure 4, it engages, be fixed on holding part 105 with worm gear drive portion 102, is used for Worm gear drive portion 102 is driven to rotate;Specifically include worm screw 1011, screw-driven 1012 and screw-driven holding part 1013, worm screw 1011 are located at the outside of screw-driven holding part 1013, and screw-driven 1012 fastens with screw-driven holding part 1013, is located at In screw-driven holding part 1031.Specifically, 1012 middle section of screw-driven is screw thread, both ends are circular protrusion, institute It states circular protrusion to engage with the circular open ends at 1013 both ends of screw-driven holding part, screw-driven holding part 1013 is installed It is fixed on holding part 105;
Worm gear drive portion 102 is located in holding part 105, is connected with worm screw portion 1O1, sliding block 103, rotates and connects with sliding block 103 It connects;It is rotated via the rotation in worm screw portion 101, is further driven to sliding block 103 and does relatively reciprocating motion.Specifically as shown in figure 5, including tooth Wheel 1021 and columned spill spin block, wherein spill spin block includes the first spill spin block 1022 and the second spill spin block 1023.Spill spin block The inside groove of diameter and sliding block 103 matches, and the screw thread in gear 1021 and worm screw portion 101 is intermeshed, gear 1021 and the first rotation Switch block 1022 and the coaxial not coaxial heart of the second spill spin block 1023 are connected by common axis of rotation, and the rotary shaft passes through The axle center of the first spill spin block 1022 and the second spill spin block 1023, the first spill spin block 1022 and the second rotation are deviateed in the axle center of gear The distance of the axle center of block 1023 in y-direction is 8.20mm~8.25mm, it is preferred that is 8.25mm;The gear 1021, first Spill spin block 1022 and the second spill spin block 1023 can be glued, can also be integrally formed.The rotation of worm screw portion 101 drives screw thread, into one Step drives worm gear drive portion 102;
Sliding block 103 is connected with worm gear drive portion 102, is located in holding part 105, according to the rotation in worm gear drive portion 102, Relative motion is carried out, so that the measured object being fixed thereon is done relatively reciprocating motion, the measured object can be eyeglass.Specifically, such as Shown in Fig. 5 A, 5B, it is divided into the first sliding block 1031 and the second sliding block 1032, upper part is U-type groove, the rotation with worm gear drive portion 102 The engaging of switch block part, lower part are cross bar, and cross bar is for fixing measured object, the cross bar phase of the first sliding block 1031 and the second sliding block 1032 To partially forming jagged binding face;Worm gear drive portion 102 rotates, and drives the first sliding block 1031 and the second sliding block 1032 opposite Movement, to drive measured object relative motion fixed thereon.It is described to be fixed as that measured object being fixed on cross bar by tabletting, Measured object can be fixed on cross bar by the tabletting by screw or other machinery mode;
Mounting bracket 104 is connected with holding part 105, and when test is mountable to test or more.Specifically, as shown in fig. 6, Including upper surface and two support portions extended downwardly by the both ends of upper surface, wherein the support portion being connected with holding part 105 to Interconnecting piece is extended in 105 direction of holding part, and the interconnecting piece can pass through the mechanical systems such as screw or nut and 105 phase of holding part Even, so that mounting bracket 104 is fixed on holding part 105.
Holding part 105, for accommodating worm gear drive portion 102 and sliding block 103;Specifically, as shown in fig. 7, comprises opening up and down The shell 1051 and sliding rail 1052 of mouth;Circular hole on shell 1051 is for connecting the rotary shaft in worm gear drive portion 102;With installation branch The interconnecting piece of frame 104 is connected, and is used for mounting bracket;It is connected with the screw thread holding part 1013 in worm screw portion 101, for fixing snail Bar portion 101, connected can be glued may be to be integrally formed or be mechanically connected;It is horizontal that sliding rail 1052 is located at sliding block 103 The outside of bar, is mounted on sliding block in holding part.
Further, sliding rail 1052 includes the first sliding rail and the second sliding rail, and the first sliding rail and the second sliding rail are located at shell 1051 lower part is engaged with shell 1051 by the lower part bayonet of the front and rear surfaces of shell 1051, can pass through bayonet and shell 1051 it is glued can also be integrally formed with shell 1051, and the first sliding rail and the second sliding rail and the outside of 103 cross bar of sliding block is recessed Type groove or concave slot are adapted, to make sliding block 103 is stable to be placed in holding part 105;
It is slided correspondingly, the outside of sliding block 103, the first sliding block 1031 and the second sliding block 1032 has with the first sliding rail and second Rail adaptable concave groove or concave slot.
As shown in Figures 1 to 4, the attachment device further comprises gag lever post 106;
Gag lever post 106 divides for independent two parts, is individually fixed in the front and rear surfaces of 105 shell of holding part and towards accommodating Inside portion 105, independent two parts are in same horizontal line, simultaneously corresponding to the centre of the first sliding block 1031 and the second sliding block 1032 It fitting with the cross bar of sliding block 103, being upwarped when for preventing the first sliding block 1031 and the second 1032 opposite sliding of sliding block;The limit The distance between position bar 106 preferably 28mm-36mm;
Correspondingly, the width of the U row slot of the sliding block 103 is less than the width of cross bar;
Worm gear drive portion 102 further comprises third spill spin block 1024, is located at the first spill spin block 1022 and the second spill spin block 1023 centre, and its axle center is on the rotary shaft, the diameter of third spill spin block 1024 is no more than cross bar to worm gear drive portion 102 and revolves The distance of shaft is easily installed being fixedly connected between bracket and holding part.
Attachment device of the invention is illustrated so that measured object is eyeglass as an example, attachment device of the invention is mounted on On tester, manual rotary worm portion 101 drives the screw thread in worm screw portion 101, drives the gear being engaged with by screw thread 1021, so that worm gear drive portion 102 be driven to rotate, worm gear drive portion 102 by spill spin block with 103 relative motion of movable slider, from And make to be fixed on the eyeglass relative motion as measured object on sliding block 103, eyeglass different relative positions diopter and Astigmatism is different, is realized by tester and is measured the diopter and astigmatism of eyeglass.
Although attachment device of the invention is shown in a manner of measuring optical mirror slip, it will be appreciated by those skilled in the art that , attachment device of the invention could be applicable to other scenes that need to be carried out when continuity variability is adjusted to tested object, Therefore, the foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.

Claims (10)

1. a kind of attachment device, comprising: worm screw portion, worm gear drive portion, sliding block, mounting bracket and holding part;It is characterized by:
Worm screw portion engages with worm gear drive portion, is fixed on holding part, for driving worm gear drive portion to rotate;
Worm gear drive portion is located in holding part, rotates and connects with sliding block, is rotated according to the rotation in worm screw portion;
Sliding block is located in holding part, according to the rotation in worm gear drive portion, does relatively reciprocating motion, be further driven to thereon Measured object does relatively reciprocating motion;
Holding part is fixedly connected for accommodating worm gear drive portion and sliding block, and with mounting bracket and worm screw portion;
Mounting bracket when test, is installed on test equipment.
2. attachment device according to claim 1, which is characterized in that
The worm screw portion, including worm screw, screw-driven and screw-driven Container;Wherein, worm screw is located at screw-driven holding part It is external;
Screw-driven, centre are screw thread, are engaged with worm gear drive portion, and both ends are circular protrusion, the circular protrusion and spiral shell Line is driven the port engaging of holding part;
Screw-driven Container, port are circular open.
3. attachment device according to claim 2, which is characterized in that
The worm gear drive portion, including gear and spill spin block;Gear and spill spin block is coaxial but the not coaxial heart;
Gear is engaged with the screw thread in worm screw portion;And it is connected with spill spin block;
The inside groove size of spill spin block, including the first spill spin block and the second spill spin block, diameter and sliding block is adapted.
4. attachment device according to claim 3, which is characterized in that
The sliding block includes the first sliding block and the second sliding block, and top is U-type groove, is mutually blocked with the spill spin block part in worm gear drive portion It closes, lower part is cross bar, for the fixed eyeglass as measured object;
The cross bar opposite segments of first sliding block and the second sliding block form jagged binding face.
5. attachment device according to claim 4, which is characterized in that
Mounting bracket, including upper surface and two support portions extended downwardly by upper surface both ends, the support being connected with holding part Interconnecting piece extends to holding part direction in portion.
6. attachment device according to claim 5, which is characterized in that
The holding part, including shell and sliding rail;
The shell is used for mounting bracket and worm screw portion, and the bayonet being adapted with sliding rail is arranged at the lower part of front and rear surfaces;
Sliding rail, including the first sliding rail and the second sliding rail are engaged by the bayonet with shell;It is bonded with sliding block, and outer with it Side shape is adapted.
7. attachment device according to any one of claims 1 to 6, which is characterized in that the attachment device further comprises: limit Bar;
The gag lever post, be it is independent and in two parts of same horizontal line, it is corresponding with the centre of the first sliding block and the second sliding block, And it fits with the cross bar of sliding block.
8. attachment device according to claim 7, which is characterized in that the distance between described gag lever post be 28mm~ 36mm。
9. device according to claim 3, which is characterized in that the worm gear drive portion further comprises third spill spin block;
The third spill spin block is located at the centre of the first spill spin block and the second spill spin block, and its axle center is on the rotary shaft, directly No more than the distance of rotary shaft to cross bar.
10. according to claim 1 or device described in 9, which is characterized in that first spill spin block and the second spill spin block axle center exist Distance on vertical direction is 8.20mm~8.25mm, it is preferred that is 8.25mm.
CN201811188215.5A 2018-10-11 2018-10-11 Connecting device Active CN109269768B (en)

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Application Number Priority Date Filing Date Title
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CN109269768B CN109269768B (en) 2020-12-04

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103217273A (en) * 2013-03-25 2013-07-24 上海理工大学 Multifocal lens diopter detection system and detection method thereof
CN203305043U (en) * 2013-06-09 2013-11-27 无锡立达纺织机械器材有限公司 Flat clothing honing device
CN204016251U (en) * 2014-05-19 2014-12-17 青岛市市立医院 A kind of diopter Simple testing table
CN205286875U (en) * 2015-12-31 2016-06-08 江苏鹰视菲诺智能科技有限公司 Electron zoom glass's drive control system
CN205912540U (en) * 2016-08-28 2017-02-01 郭政 Tree pruner
CN206777498U (en) * 2016-12-14 2017-12-22 江苏鹰视菲诺智能科技有限公司 Eyesight treatment mirror with adjustable focal length lens group
CN108204889A (en) * 2017-12-27 2018-06-26 大连鉴影光学科技有限公司 A kind of novel glasses optical parameter global detection method and device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103217273A (en) * 2013-03-25 2013-07-24 上海理工大学 Multifocal lens diopter detection system and detection method thereof
CN203305043U (en) * 2013-06-09 2013-11-27 无锡立达纺织机械器材有限公司 Flat clothing honing device
CN204016251U (en) * 2014-05-19 2014-12-17 青岛市市立医院 A kind of diopter Simple testing table
CN205286875U (en) * 2015-12-31 2016-06-08 江苏鹰视菲诺智能科技有限公司 Electron zoom glass's drive control system
CN205912540U (en) * 2016-08-28 2017-02-01 郭政 Tree pruner
CN206777498U (en) * 2016-12-14 2017-12-22 江苏鹰视菲诺智能科技有限公司 Eyesight treatment mirror with adjustable focal length lens group
CN108204889A (en) * 2017-12-27 2018-06-26 大连鉴影光学科技有限公司 A kind of novel glasses optical parameter global detection method and device

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