CN210927783U - Automatic focusing device convenient to operate - Google Patents
Automatic focusing device convenient to operate Download PDFInfo
- Publication number
- CN210927783U CN210927783U CN202020180155.9U CN202020180155U CN210927783U CN 210927783 U CN210927783 U CN 210927783U CN 202020180155 U CN202020180155 U CN 202020180155U CN 210927783 U CN210927783 U CN 210927783U
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- bolted
- lens
- supporting box
- mirror
- operate
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- 230000007246 mechanism Effects 0.000 claims description 6
- 239000000565 sealant Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 241000282414 Homo sapiens Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model provides an automatic focusing device convenient to operation, including the microscope base, the front of microscope base and the equal vertical bolt in the back have a supporting box, and the positive bottom bolt of supporting box has the controller, and center department integrated into one piece on microscope base top right side has the mirror post, and the left top of mirror post transversely is provided with the reflector, and the top of mirror post is provided with the linking arm, and the one end bolt that the mirror post was kept away from to the linking arm has the lens cone, and the positive top of linking arm is from last to rotating in proper order down and is connected with thick accurate burnt spiral and thin accurate burnt spiral. The utility model discloses a step motor provides the drive source, through leading to groove, spout, action wheel, belt, following driving wheel, lead screw, thread bush, slider and the structure cooperation of connecting piece, can highly carry out accurate regulation to objective table and object, then convenient to use person carries out accurate focusing operation to the object, improves the speed of object focusing operation, also strengthens the observation definition of object simultaneously.
Description
Technical Field
The utility model relates to a microscope field especially relates to an automatic focusing device convenient to operation.
Background
The microscope is an optical instrument formed by one lens or a combination of a plurality of lenses, is a mark of human beings entering the atomic era, and is mainly used for magnifying micro objects to be seen by naked eyes of human beings, and is a microscope spectroscopic microscope and an electron microscope.
When the user uses microscope to carry out microscopic observation to the object, in order to carry out clear observation to the object, need the user to carry out the focusing operation to microscope, need use focusing device, however current focusing device carries out accurate focusing operation to the object at the operation in-process, and the user of being not convenient for highly adjusts the objective table for manual mostly, the microscopic focusing rate of greatly reduced object, and can not carry out quick accurate focus to the object and observe.
Therefore, it is necessary to provide an easy-to-operate auto-focusing apparatus to solve the above-mentioned technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic focusing device convenient to operation has solved current focusing device in operation process, and the person of not being convenient for carries out the problem of accurate focusing operation to the object.
For solving the technical problem, the utility model provides a pair of automatic focusing device convenient to operation, including the microscope base, the front of microscope base and the equal vertical bolt in the back have a supporting box, the positive bottom bolt of supporting box has the controller, center department integrated into one piece on microscope base top right side has the mirror post, the left top of mirror post transversely is provided with the reflector, the top of mirror post is provided with the linking arm, the one end bolt that the mirror post was kept away from to the linking arm has the lens cone, the positive top of linking arm is from last to rotating in proper order down and being connected with thick accurate burnt spiral and thin accurate burnt spiral, the top of lens cone is inlayed and is equipped with the eyepiece, the bottom of lens cone is rotated and is connected with the converter, the bottom of converter is inlayed and is equipped with objective lens group, the inner chamber of microscope base and supporting box all is provided with adjustment.
Preferably, adjustment mechanism includes logical groove, spout, step motor, action wheel, belt, follows driving wheel, lead screw, thread bush, slider and connecting piece, the vertical logical groove of having seted up of center department of one side in opposite directions of supporting box, the vertical spout of having seted up in the outside of supporting box inner chamber, the center department bolt of microscope base inner chamber bottom has step motor, step motor's output shaft has the action wheel from last to bolt in proper order down, the one end that the output shaft was kept away from to the action wheel is connected with from the driving wheel through the belt rotation, the vertical bolt of inner chamber from the driving wheel has the lead screw, the top threaded connection of lead screw has the thread bush, the outside bolt of thread bush has the slider with spout sliding fit, the opposite side bolt of thread bush has the connecting piece.
Preferably, one side of the connecting piece opposite to the connecting piece penetrates through the through groove and is bolted with the object carrying table, and the bottom of the object carrying table is bolted with the light shield.
Preferably, one side of the mirror column opposite to the connecting arm is in threaded connection with an adjusting knob, and anti-skid grains are arranged on the surfaces of the adjusting knob, the thick focusing screw and the thin focusing screw.
Preferably, the top and the bottom of the through groove inner cavity are bolted with anti-collision springs, and the opposite ends of the anti-collision springs are bolted with anti-collision heads which are positioned outside the connecting piece.
Preferably, the bottom of the microscope base is bonded with an anti-skid pad through a strong sealant, and the thickness of the anti-skid pad is at least two centimeters.
Compared with the prior art, the utility model provides a pair of automatic focusing device convenient to operation has following beneficial effect:
the utility model provides an automatic focusing device which is convenient to operate,
1. the utility model discloses a step motor provides the drive source, through leading to groove, spout, action wheel, belt, following driving wheel, lead screw, thread bush, slider and the structure cooperation of connecting piece, can highly carry out accurate regulation to objective table and object, then convenient to use person carries out accurate focusing operation to the object, improves the speed of object focusing operation, also strengthens the observation definition of object simultaneously.
2. The utility model discloses a dimmer, can adjust the power of irradiation light, also change the luminance in the field of vision simultaneously, the observation effect of reinforcing object, through adjust knob, convenient to use person carries out manual regulation to the angle between mirror post and the linking arm, convenient to use person operates the object focus, through anti-skidding line, increase user's hand and adjust knob, the frictional force between thick accurate burnt spiral and the thin accurate burnt spiral, strengthen adjust knob, thick accurate burnt spiral and the thin accurate rotation effect of burnt spiral, through anticollision spring and anticollision head, can highly carry out elastic buffer to the connecting piece, prevent connecting piece and logical groove collision, through the slipmat, strengthen the coefficient of friction of mirror seat, prevent that the displacement from appearing when the mirror seat from stewing.
Drawings
Fig. 1 is a schematic structural diagram of an easy-to-operate automatic focusing apparatus according to a preferred embodiment of the present invention.
Fig. 2 is a front view of the structure shown in fig. 1.
Fig. 3 is a left side sectional view of the structure of the mirror base and the support box shown in fig. 1.
Reference numbers in the figures: 1. a lens base; 2. a support box; 3. a controller; 4. a mirror column; 5. a reflective mirror; 6. a connecting arm; 7. a lens barrel; 8. coarse quasi-focal spiral; 9. fine quasi-focal helices; 10. an eyepiece; 11. a converter; 12. an objective lens group; 13. an adjustment mechanism; 131. a through groove; 132. a chute; 133. a stepping motor; 134. a driving wheel; 135. a belt; 136. a driven wheel; 137. a screw rod; 138. a threaded sleeve; 139. a slider; 1310. a connecting member; 14. an object stage; 15. a light chopper; 16. and adjusting a knob.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Referring to fig. 1, 2 and 3, wherein fig. 1 is a schematic structural view of a preferred embodiment of an easy-to-operate auto-focusing device provided in the present invention, fig. 2 is a front view of the structure shown in fig. 1, fig. 3 is a left side sectional view of the structure of the lens holder and the supporting box shown in fig. 1, an easy-to-operate auto-focusing device includes a lens holder 1, a supporting box 2 is vertically bolted on the front and back of the lens holder 1, a controller 3 is bolted on the bottom of the front of the supporting box 2, a lens column 4 is integrally formed at the center of the right side of the top of the lens holder 1, a reflective mirror 5 is transversely disposed at the top of the left side of the lens column 4, a connecting arm 6 is disposed at the top of the lens column 4, one end of the connecting arm 6 far away from the lens column 4 is bolted with a lens barrel 7, a coarse quasi-focus spiral 8 and a fine quasi-focus spiral 9 are sequentially rotatably connected from top to bottom of the front of, the bottom of the lens cone 7 is rotatably connected with a converter 11, an objective lens group 12 is embedded at the bottom of the converter 11, and the inner cavities of the lens base 1 and the support box 2 are both provided with an adjusting mechanism 13.
The adjusting mechanism 13 comprises a through groove 131, a chute 132, a stepping motor 133, a driving wheel 134, a belt 135, a driven wheel 136, a screw 137, a threaded sleeve 138, a sliding block 139 and a connecting piece 1310, the through groove 131 is vertically arranged at the center of one opposite side of the supporting box 2, the chute 132 is vertically arranged at the outer side of the inner cavity of the supporting box 2, the stepping motor 133 is bolted at the center of the bottom of the inner cavity of the mirror base 1, the driving wheel 134 is sequentially bolted at the output shaft of the stepping motor 133 from top to bottom, one end of the driving wheel 134 far away from the output shaft is rotatably connected with the driven wheel 136 through the belt 135, the screw 137 is vertically bolted at the inner cavity of the driven wheel 136, the threaded sleeve 138 is in threaded connection at the top of the screw 137, the sliding block 139 in sliding fit with the chute 132 is bolted at the outer side of the threaded sleeve 138, the connecting piece 1310 is bolted at one opposite side of the threaded, the rate of object focusing operations is increased.
The opposite side of the connecting piece 1310 penetrates through the through groove 131 and is bolted with the object carrying table 14, and the bottom of the object carrying table 14 is bolted with the light shield 15, so that the intensity of the irradiation light can be adjusted, the brightness of the visual field can be changed, and the observation effect of the object can be enhanced.
All bolted connection has anticollision spring to the top and the bottom of logical groove 131 inner chamber, and the one end bolted connection that anticollision spring is in opposite directions has anticollision head, and anticollision head is located the outside of connecting piece 1310, can carry out elastic buffer to the height of connecting piece 1310, prevents connecting piece 1310 and logical groove 131 from bumping.
The bottom of the microscope base 1 is bonded with an anti-slip pad through strong sealant, the thickness of the anti-slip pad is at least two centimeters, the friction coefficient of the microscope base 1 is enhanced, and the displacement is prevented when the microscope base 1 is kept still.
The utility model provides a pair of automatic focusing device's convenient to operation theory of operation as follows:
when using, when the user focuses on the object of placing on objective table 14, need adjust the height of objective table 14, make things convenient for objective lens group 12 to focus on the object and observe, at first the user presses controller 3 button to open step motor 133, then step motor 133 drives two action wheels 134 and carries out linear corotation, two action wheels 134 drive through two belts 135 and carry out linear rotation at the uniform velocity from driving wheel 136 and lead screw 137, slider 139 slides in spout 132, strengthen the stability that thread bush 138 goes up and down then, lead screw 137 drives thread bush 138 and connecting piece 1310 and upwards adjusts, connecting piece 1310 drives objective table 14 and carries out linear rising at the uniform velocity, thereby drive the object and rise, then the user focuses on the object through eyepiece 10 and objective lens group 12 and observes.
Compared with the prior art, the utility model provides a pair of automatic focusing device convenient to operation has following beneficial effect:
the utility model discloses a step motor 133 provides the drive source, and through the structure cooperation that leads to groove 131, spout 132, action wheel 134, belt 135, follow driving wheel 136, lead screw 137, thread bush 138, slider 139 and connecting piece 1310 after that, can highly carry out accurate regulation to objective table 14 and object, then the person of facilitating the use carries out accurate focus operation to the object, improves the speed of object focus operation, also strengthens the observation definition of object simultaneously.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. An easy-to-operate autofocus device comprising a lens holder (1), characterized in that: the front and the back of the microscope base (1) are vertically bolted with a supporting box (2), the bottom of the front of the supporting box (2) is bolted with a controller (3), a mirror column (4) is integrally formed at the center of the right side of the top of the mirror base (1), a reflective mirror (5) is transversely arranged at the top of the left side of the mirror column (4), the top of the mirror column (4) is provided with a connecting arm (6), one end of the connecting arm (6) far away from the mirror column (4) is bolted with a lens cone (7), the top of the front surface of the connecting arm (6) is sequentially and rotatably connected with a coarse focusing screw (8) and a fine focusing screw (9) from top to bottom, the top of the lens cone (7) is embedded with an ocular (10), the bottom of the lens cone (7) is rotationally connected with a converter (11), an objective lens group (12) is embedded at the bottom of the converter (11), and adjusting mechanisms (13) are arranged in inner cavities of the lens base (1) and the supporting box (2).
2. The easy-to-operate automatic focusing device of claim 1, wherein the adjusting mechanism (13) comprises a through slot (131), a sliding slot (132), a stepping motor (133), a driving wheel (134), a belt (135), a driven wheel (136), a screw rod (137), a threaded sleeve (138), a sliding block (139) and a connecting piece (1310), the through slot (131) is vertically arranged at the center of one side of the supporting box (2) opposite to each other, the sliding slot (132) is vertically arranged at the outer side of the inner cavity of the supporting box (2), the stepping motor (133) is bolted at the center of the bottom of the inner cavity of the lens holder (1), the driving wheel (134) is sequentially bolted at the output shaft of the stepping motor (133) from top to bottom, one end of the driving wheel (134) far away from the output shaft is rotatably connected with the driven wheel (136) through the belt (135), the screw rod (137) is vertically bolted at the inner cavity, the top of the screw rod (137) is in threaded connection with a threaded sleeve (138), the outer side of the threaded sleeve (138) is in bolted connection with a sliding block (139) in sliding fit with the sliding groove (132), and one opposite side of the threaded sleeve (138) is in bolted connection with a connecting piece (1310).
3. The easy-to-operate autofocus device according to claim 2, wherein the side of the connecting member (1310) facing each other extends through the through-slot (131) and is bolted to the stage (14), and the shutter (15) is bolted to the bottom of the stage (14).
4. The easy-to-operate automatic focusing device of claim 1, characterized in that the side of the lens column (4) opposite to the connecting arm (6) is connected with an adjusting knob (16) in a threaded manner, and the surfaces of the adjusting knob (16), the coarse focusing screw (8) and the fine focusing screw (9) are provided with anti-skid threads.
5. The easy-to-operate autofocus device of claim 2, wherein the top and bottom of the cavity of through slot (131) are bolted with anti-collision springs, and the ends of the anti-collision springs facing each other are bolted with anti-collision heads, and the anti-collision heads are located outside of connector (1310).
6. Easy-to-operate autofocus-device according to claim 1, characterized in that the bottom of the lens-holder (1) is glued by means of a strong sealant with a non-slip mat, the thickness of which is at least two centimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020180155.9U CN210927783U (en) | 2020-02-18 | 2020-02-18 | Automatic focusing device convenient to operate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020180155.9U CN210927783U (en) | 2020-02-18 | 2020-02-18 | Automatic focusing device convenient to operate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210927783U true CN210927783U (en) | 2020-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020180155.9U Expired - Fee Related CN210927783U (en) | 2020-02-18 | 2020-02-18 | Automatic focusing device convenient to operate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210927783U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112462508A (en) * | 2020-12-10 | 2021-03-09 | 江苏汇成光电有限公司 | Novel electric adjusting and limiting device for carrying platform |
-
2020
- 2020-02-18 CN CN202020180155.9U patent/CN210927783U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112462508A (en) * | 2020-12-10 | 2021-03-09 | 江苏汇成光电有限公司 | Novel electric adjusting and limiting device for carrying platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200703 |