CN207268808U - Novel microscope focusing structure - Google Patents
Novel microscope focusing structure Download PDFInfo
- Publication number
- CN207268808U CN207268808U CN201721388865.5U CN201721388865U CN207268808U CN 207268808 U CN207268808 U CN 207268808U CN 201721388865 U CN201721388865 U CN 201721388865U CN 207268808 U CN207268808 U CN 207268808U
- Authority
- CN
- China
- Prior art keywords
- slide plate
- rack
- column
- storage tank
- gear shaft
- 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.)
- Active
Links
Landscapes
- Microscoopes, Condenser (AREA)
Abstract
The utility model discloses a kind of novel microscope focusing structure, including column (1), slide plate (2), gear shaft (3) and rack (4), column (1) is equipped with storage tank (1.1), slide plate (2) is slidably fitted in storage tank (1.1), rack (4) is connected on the rear end face of slide plate (2), gear shaft (3) is rotatable to be laterally threaded through on column (1), gear part (3.1) on gear shaft (3) is engaged with teeth portion (4.1) transmission on rack (4), and the both ends of gear shaft (3) are connected to focusing handwheel (5a, 5b), storage tank (1.1) is equipped with elastic deformation groove (1.1.1), and arc pressuring plate (6) is equipped between the two side of storage tank (1.1), clamping device (7) is additionally provided with column (1).Novel microscope focusing structure disclosed in the utility model, the convenient gap for adjusting slide plate and being slidably matched with column, adjusts precision height, simple in structure.
Description
Technical field
It the utility model is related in the precision instrument technical field of optical observation, photography, it is specifically a kind of new aobvious
Micro mirror focusing structure.
Background technology
Stereomicroscope is a kind of light microscope using visible ray as light source, and small articles can be amplified and be formed just by it
Vertical image, is widely used in the detection, assembling and repairing of electronics industry and tiny precision component, is also used for biology dissection and pearl
Treasured is examined.For can clear view object, be equipped with focusing structure in stereomicroscope, connect by lifting handwheel to adjust microscope
The lifting of head, achievees the purpose that accurately to focus.
Being slidably matched between the focusing structure middle slide plate and column of existing stereomicroscope must be accurate, if fit clearance
Too big or uneven, oscilaltion of such slide plate on column, which is slided, can then have some setbacks, or even the phenomenon that can be shifted.It is existing
Have in technology, in the structure being slidably matched at this, sliding slot is generally set on slide plate, guide rail is set on column, and in guide rail
The outside portion coordinated with guide groove is adjusted with a screw, this structure not only processes, installs inconvenience, and to slide plate with standing
The tightness being slidably matched between column adjusts also inaccurate.
Utility model content
Technical problem to be solved in the utility model is：A kind of novel microscope focusing structure is provided, can conveniently be adjusted
The gap that whole slide plate is slidably matched with column, and precision height is adjusted, simple in structure, processing cost is low.
Technical solution adopted in the utility model is：A kind of novel microscope focusing structure, including column, cunning are provided
Plate, gear shaft and rack, the column are equipped with storage tank, and the slide plate is fitted in storage tank and can be vertical along column
Direction oscilaltion, the rack are connected on the rear end face of slide plate, and the gear shaft is laterally threaded through on column and can be around certainly
Body axial-rotation, the gear part on the gear shaft engage with the teeth portion transmission on rack, and the both ends of the gear shaft are distinguished
It is connected with focusing handwheel, elastic deformation groove, and storage tank is equipped with along the length direction of column on the two side of the storage tank
Two side between close to the position of elastic deformation groove be equipped with arc pressuring plate, the column is equipped with for promoting storage tank
Two sides elastic deformation, to adjust clamping device elastic when slide plate slides in storage tank.
The utility model has the following advantages compared with prior art：
In the utility model, column is inherently using the material with elastic deformation ability, and on column first
Elastic deformation groove is equipped with positioned at storage tank two side position, which is set along the whole length direction of column,
So when the two sides of the gripping means grips storage tank, due to being designed with elastic deformation groove on the side wall of storage tank both ends, this
Structure facilitates the deformation of storage tank aperture position, because in the utility model, guide groove is directly arranged in the storage tank two on column
On side wall, so cooperation of the guide rail in the guide groove of column that the elastic deformation of storage tank two side can change on slide plate is elastic
Degree, this adjusting process is very convenient, and during the adjusting of this regulative mode, storage tank two sides position is elastic at the same time on column
Deformation, so for fit clearance between guide rail and guide groove being adjusted at the same time from both sides, adjusts precision higher；
In addition, since this elastic deformation's groove exists, so can be carried out when clamping by boundary of this elastic deformation groove location
Elastic deformation, will not cause whole column two sides to be clamped deformation, and this it is practical between the two sides of storage tank
One piece of arc pressuring plate is set close to this elastic deformation groove location, certain supporting role is played, further avoids
During gripping means grips, excessive deformation occurs for the two sides of storage tank on column.
As an improvement, the clamping device includes multiple screws, multiple screws are set along column vertical direction and horizontal stroke
Pass through storage tank to wearing.Directly using multiple screws as clamping device in the utility model, simple in structure, cost is low, and
It can promote its elastic deformation when screw is tightened between the storage tank two side of column, it is sliding on column to reach adjustment slide plate
Dynamic tightness, it is very convenient.
Improve again, guide groove is symmetrically equipped with along vertical direction on the left and right sides wall of the storage tank, the slide plate
Both sides are equipped with guide rail, and the guide rail is located in guide groove and is formed and be slidably matched.The straight forming on the both ends side wall of storage tank
There is guide groove, be equipped with guide rail the two sides of slide plate are corresponding, slidable connection, structure are completed in the cooperation passed through to guide rail and guide groove
Simply, smooth-going is slided；In the prior art, also there is this fit form, but be usually to be equipped with to lead on slide plate in the prior art
Groove, sets guide rail on column, and guide rail needs to be fixed on column again after individually processing, if fixed position is inaccurate also
It can influence being slidably matched for later stage guide rail and guide groove, it may occur that the situation of interim card, this mode add multiple tracks production work
Sequence, corresponding processing cost also increase many, and the structure of the utility model is easy to process, and cost is low.
As preference, the guide rail is an integral molding structure with slide plate.Guide rail uses with slide plate and is integrally formed mode
So that part is easy to process, cost is low, beneficial to mass production.
As an improvement, the slide plate is equipped with the mounting portion for being used for being connected with microscope miscellaneous part, the installation
Portion is equipped with locating slot and mounting hole, and nut is fixed with the mounting hole.This mounting portion be mainly used for the focusing structure with
The connection of microscope miscellaneous part, simple in structure, installation and dismounting are all very convenient, as long as being pre-loaded with the component installed with it
Location division and trip bolt, so when mounted, first pass through default location division loading locating slot on installing component and positioned,
Then fastened by the connection of screw and nut.
As an improvement, being equipped with elastic portion at left and right sides of the rack, the elastic portion externally protrudes out in rack away from tooth
One side end face of portion, when rack is connected with slide plate, gap is formed between the front end face of the rack and the rear end face of slide plate.Rack
Two sides add elastic portion structure design, rack is had certain front and rear deformability, eliminate rack and pinion very well
The fit clearance of the gear part of axis, ensures that the engagement of rack and pinion portion will not skid, improves focusing accuracy.
Improve again, the elastic portion includes multiple along the spaced elastic piece of rack length direction, the bullet
Property on piece is equipped with elastic deformation foot, and each elastic deformation foot externally protrudes out in rack away from one side end face of teeth portion.Using multiple elastic pieces
The elastic deformation ability before and after rack can be strengthened as elastic portion, while the intensity of rack will not be reduced again, preferably disappeared very well
Except rack and pinion portion fit clearance, both are made engaged transmission more to stablize.
Further, two focusing handwheels are respectively to fix focusing handwheel and adjustable focusing handwheel, the gear shaft
One end be connected with fixed focusing handwheel, the other end is then connected with adjustable focusing handwheel, at the left and right lateral wall of the column
It is equipped with anti-attrition packing ring and butterfly spring in counterbore successively from inside to outside, and the anti-attrition packing ring and butterfly spring are set in gear
Two lining rings are also arranged with axis, on the gear shaft, one of lining ring is located at the butterfly of fixed focusing handwheel and corresponding side
Between shape spring, another lining ring is between adjustable focusing handwheel and the butterfly spring of corresponding side.Wherein left side is using fixation
They, i.e., be fixed by focusing handwheel after the focusing handwheel in left side is screwed with gear shaft to be connected, and makes both times can be with
The space being rotated further；And right side uses adjustable focusing handwheel, i.e., the focusing handwheel on the right side of this is screwed with gear shaft be connected after, two
It can also continue to screw adjustment between person, this structure is mainly used for adjusting the deformability of butterfly spring, allows user rotating
There is suitable frictional resistance during two focusing handwheels, make operator's feel more comfortable.
Brief description of the drawings
Fig. 1 is the structure diagram of the novel microscope focusing structure of the utility model.
Fig. 2 is the explosive view of the novel microscope focusing structure of the utility model.
Fig. 3 is the front view of the novel microscope focusing structure of the utility model.
Fig. 4 is the A-A sectional views in Fig. 3.
Fig. 5 is the B-B sectional views in Fig. 3.
Fig. 6 is the structure diagram of the rack of the utility model.
Fig. 7 is the right view in Fig. 6.
Wherein, 1, column, 1.1, storage tank, 1.1.1, elastic deformation groove, 1.1.2, guide groove, 1.2, counterbore, 2, slide plate,
2.1st, guide rail, 2.2, mounting portion, 2.2.1, locating slot.2.2.2, mounting hole, 3, gear shaft, 3.1, gear part, 4, rack, 4.1,
Teeth portion, 4.2, elastic portion, 4.2.1, elastic piece, 4.2.2, elastic deformation foot, 4.2.2.1, connecting hole, 5a, fixed focusing handwheel,
5b, adjustable focusing handwheel, 7, clamping device, 71, screw, 8, nut, 9, anti-attrition packing ring, 10, butterfly spring, 11, lining ring, 12,
Attachment screw, 13, inserts
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
As shown in Fig. 1~7, the utility model provides a kind of novel microscope focusing structure, including column 1, slide plate 2,
Gear shaft 3 and rack 4, in the present embodiment, 1 material of column adds 45% glass fibre using nylon66 fiber, not only with very high
Intensity and toughness, and there is good wearability；Rack uses POM engineering plastics materials, and same tool has good wearability.
Column 1 is equipped with storage tank 1.1, and slide plate 2 is fitted in storage tank 1.1 and can be risen up and down along 1 vertical direction of column
Drop, specifically, guide groove 1.1.2, the present embodiment is symmetrically equipped with the left and right sides wall of storage tank 1.1 along vertical direction
In, which is V-groove, naturally it is also possible to is the other structures such as U-type groove, T-slot；The both sides of slide plate 2 are equipped with guide rail 2.1, lead
Rail 2.1 is located in guide groove 1.1.2 and is formed and be slidably matched, and in the present embodiment, guide rail 2.1 is an integral molding structure with slide plate 2, and
And all be using POM engineering plastics manufacture, there is good wear-resisting property.
Rack 4 is connected on the rear end face of slide plate 2, since slide plate 2 is integrated injection molding processing, on slide plate 2 directly
Be molded by the threaded hole of connection, since easy mold release is not of high cost, it is necessary to do rotating mould at screw thread, if slide plate 2 be molded after into
Row hole processing is also very troublesome, and difficulty of processing is also big, is unfavorable for mass production, so the present embodiment is used in slide plate 2
The mode of upper installation inserts 13 solves connectivity problem, and the inserts 13 that a metal is installed on slide plate 2 is used to fasten with rack 4
Connection.
Gear shaft 3 is laterally threaded through on column 1 and can be around the travelling gear 3.1 and tooth on itself axial-rotation, gear shaft 3
The transmission engagement of teeth portion 4.1 on bar 4, and the both ends of gear shaft 3 are connected to fixed focusing handwheel 5a and adjustable focusing handwheel
5b, is equipped with elastic deformation groove 1.1.1, and storage tank 1.1 on the two side of storage tank 1.1 along the whole length direction of column 1
Two side between close to the position of elastic deformation groove 1.1.1 be equipped with arc pressuring plate 6, column 1 is equipped with for promoting to house
1.1 two sides elastic deformation of groove, to adjust clamping device 7 elastic when slide plate 2 slides in storage tank 1.1, when the clamping fills
When putting the two sides of 7 clamping storage tanks 1.1, due to being designed with elastic deformation groove 1.1.1 on 1.1 both ends side wall of storage tank, this knot
Structure facilitates the deformation of 1.1 aperture position of storage tank, since this elastic deformation's groove 1.1.1 exists, so can be with this bullet when clamping
Property deformation groove 1.1.1 positions carry out elastic deformation for boundary, whole 1 two sides of column will not be caused to be clamped deformation, and
One piece of arc pressuring plate 6 is set close to this elastic deformation groove 1.1.1 positions between the two sides of storage tank 1.1 in practical,
Certain supporting role is played, is further avoided when clamping device 7 clamps, the two sides of storage tank 1.1 on column 1
Generation transition deformation.
In the present embodiment, clamping device 7 includes multiple screws 7.1, in order to cost-effective, raising standardization level, and this spiral shell
Nail can directly select hexagon socket cap head screw, and multiple screws 7.1, which set along 1 vertical direction of column and laterally wear, to be passed through
Storage tank 1.1, is directly used as clamping device using multiple screws 7.1, and simple in structure, cost is low, and when screw 7.1 is in column 1
1.1 two side of storage tank between can promote its elastic deformation when tightening, reach adjustment slide plate 2 slided on column 1 it is elastic
Degree, it is very convenient.
The mounting portion 12 for being connected with microscope miscellaneous part is additionally provided with slide plate 1, mounting portion 12 is equipped with locating slot
1.2.1 with mounting hole 1.2.2, and nut 8 is fixed with mounting hole 1.2.2.
The left and right sides of rack 4 is equipped with elastic portion 4.2, and elastic portion 4.2 externally protrudes out in rack 4 away from 4.1 1 side of teeth portion
Face, when rack 4 is connected with slide plate 2, gap is formed between the front end face of rack 4 and the rear end face of slide plate 2.
As shown in figs. 6-7, elastic portion 4.2 includes multiple along the spaced elastic piece 4.2.1 of 4 length direction of rack,
Elastic piece 4.2.1 is equipped with elastic deformation foot 4.2.2, and each elastic deformation foot 4.2.2 externally protrudes out in rack 4 away from teeth portion 4.1 1
Side end face, in the present embodiment, at least one elastic deformation foot 4.2.2 is equipped with elastic deformation foot 4.2.2 of the rack 4 per side
Connecting hole 4.2.2.1, and fixation is connected with slide plate 2 by attachment screw 12.
The elastic deformation ability before and after rack 4 can be strengthened as elastic portion 42 using multiple elastic piece 4.2.1, while again not
The intensity of rack 4 can be reduced, preferably eliminates rack 4 and 3.1 fit clearance of gear part very well, makes both engaged transmissions more
Stablize.
As shown in Fig. 2, in the present embodiment, two focusing handwheels are respectively fixed focusing handwheel 5a and adjustable focusing hand
5b is taken turns, one end of gear shaft 3 is connected with fixed focusing handwheel 5a, and the other end is then connected with adjustable focusing handwheel 5b, a left side for column 1
It is equipped with anti-attrition packing ring 9 and butterfly spring 10, and anti-attrition packing ring 9 and butterfly in counterbore 1.2 at right outside sidewall successively from inside to outside
Spring 10 is set on gear shaft 3, and in order to adjust stabilization, two lining rings 11 are also arranged with gear shaft 3, one of lining
For circle 11 between fixed focusing handwheel 5a and the butterfly spring 10 of corresponding side, another lining ring 11 is located at adjustable focusing handwheel 5b
Between the butterfly spring 10 of corresponding side.
The utility model preferred embodiment is described above, but is not to be construed as limiting the scope of the invention.
The utility model is not only limited to above example, its concrete structure is allowed to vary, all in the utility model demand for independence
The various change made in protection domain is within the protection scope of the present utility model.
Claims (8)
1. a kind of novel microscope focusing structure, including column (1), slide plate (2), gear shaft (3) and rack (4), described is vertical
Column (1) is equipped with storage tank (1.1), and the slide plate (2) is fitted in storage tank (1.1) and can be along column (1) vertical direction
Oscilaltion, the rack (4) are connected on the rear end face of slide plate (2), and the gear shaft (3) is laterally threaded through on column (1)
And it can be nibbled around the gear part (3.1) on itself axial-rotation, the gear shaft (3) and teeth portion (4.1) transmission on rack (4)
Close, and the both ends of the gear shaft (3) are connected to focusing handwheel (5a, 5b), it is characterised in that：The storage tank (1.1)
Two side on along column (1) length direction be equipped with elastic deformation groove (1.1.1), and between the two side of storage tank (1.1)
Arc pressuring plate (6) is equipped with close to the position of elastic deformation groove (1.1.1), the column (1), which is equipped with, to be used to promote to house
Groove (1.1) two sides elastic deformation, to adjust clamping device (7) elastic when slide plate (2) slides in storage tank (1.1).
2. novel microscope focusing structure according to claim 1, it is characterised in that：The clamping device (7) includes
Multiple screws (7.1), multiple screws (7.1) set along column (1) vertical direction and laterally wear by storage tank (1.1).
3. novel microscope focusing structure according to claim 1, it is characterised in that：The left and right of the storage tank (1.1)
Guide groove (1.1.2) is symmetrically equipped with along vertical direction on two side, the both sides of the slide plate (2) are equipped with guide rail (2.1), described
Guide rail (2.1) be located in guide groove (1.1.2) and formed and be slidably matched.
4. novel microscope focusing structure according to claim 3, it is characterised in that：The guide rail (2.1) and slide plate
(2) it is an integral molding structure.
5. novel microscope focusing structure according to claim 1, it is characterised in that：The slide plate (2), which is equipped with, to be used
In the mounting portion (2.2) being connected with microscope miscellaneous part, the mounting portion (2.2) is equipped with locating slot (2.2.1) and peace
Fill hole (2.2.2), nut (8) is fixed with the mounting hole (2.2.2).
6. novel microscope focusing structure according to claim 1, it is characterised in that：The left and right sides of the rack (4)
Elastic portion (4.2) is equipped with, the elastic portion (4.2) externally protrudes out in rack (4) away from (4.1) one side end face of teeth portion, works as rack
(4) when being connected with slide plate (2), gap is formed between the front end face of the rack (4) and the rear end face of slide plate (2).
7. novel microscope focusing structure according to claim 6, it is characterised in that：The elastic portion (4.2) includes
It is multiple to be equipped with elasticity along the spaced elastic piece of rack (4) length direction (4.2.1), the elastic piece (4.2.1)
Foot (4.2.2) is deformed, and each elastic deformation foot (4.2.2) externally protrudes out in rack (4) away from (4.1) one side end face of teeth portion.
8. the novel microscope focusing structure according to any one claim in claim 1-7, it is characterised in that：Two
A focusing handwheel is respectively fixed focusing handwheel (5a) and adjustable focusing handwheel (5b), one end of the gear shaft (3) and
Fixed focusing handwheel (5a) connection, the other end is then connected with adjustable focusing handwheel (5b), at the left and right lateral wall of the column (1)
Counterbore (1.2) in be equipped with anti-attrition packing ring (9) and butterfly spring (10) successively from inside to outside, and the anti-attrition packing ring (9) and
Butterfly spring (10) is set on gear shaft (3), and two lining rings (11) are also arranged with the gear shaft (3), one of them
Lining ring (11) is located between fixed focusing handwheel (5a) and the butterfly spring (10) of corresponding side, another lining ring (11) is positioned at adjustable
Between focusing handwheel (5b) and the butterfly spring (10) of corresponding side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721388865.5U CN207268808U (en) | 2017-10-26 | 2017-10-26 | Novel microscope focusing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721388865.5U CN207268808U (en) | 2017-10-26 | 2017-10-26 | Novel microscope focusing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207268808U true CN207268808U (en) | 2018-04-24 |
Family
ID=61955264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721388865.5U Active CN207268808U (en) | 2017-10-26 | 2017-10-26 | Novel microscope focusing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207268808U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109855051A (en) * | 2018-12-27 | 2019-06-07 | 赛尔富电子有限公司 | One kind can spirally adjust zoom lamps and lanterns |
| CN113253413A (en) * | 2021-06-25 | 2021-08-13 | 南通环球光学仪器有限公司 | Optical instrument and method for quickly adjusting optical alignment to avoid focusing dislocation |
-
2017
- 2017-10-26 CN CN201721388865.5U patent/CN207268808U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109855051A (en) * | 2018-12-27 | 2019-06-07 | 赛尔富电子有限公司 | One kind can spirally adjust zoom lamps and lanterns |
| CN113253413A (en) * | 2021-06-25 | 2021-08-13 | 南通环球光学仪器有限公司 | Optical instrument and method for quickly adjusting optical alignment to avoid focusing dislocation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207268808U (en) | Novel microscope focusing structure | |
| US5235764A (en) | Butt for rifles with cheekpiece with adjustable position | |
| US9127912B2 (en) | Rifle scope | |
| US8166662B2 (en) | Archery sight | |
| CN207178463U (en) | A kind of calibration structure of high-precision guide rail linearity | |
| CN109513960A (en) | A kind of swelling device of processing thin-walled cylinder shape part | |
| WO2016126536A1 (en) | Micro-pointer system for archery sights | |
| DK3073944T3 (en) | DEVICE FOR MANAGING A BIOPSIN Needle | |
| CN205715196U (en) | Fine adjustment nut assembly | |
| AU2012343954A1 (en) | Positioning device for positioning the saddle of a bicycle | |
| CN211466070U (en) | Adjustable elastic support tool | |
| CN205449444U (en) | Endoscope fixture for endoscope detection system | |
| CN201575026U (en) | Self-tapping screw thread insert for operating loupe | |
| CN116009231B (en) | Calibrating device for laser optical sighting telescope | |
| CN210108178U (en) | Universal adjustable dial gauge | |
| CN220404071U (en) | Guider with scales | |
| US12037082B2 (en) | Internal bolt bicycle chain tensioner | |
| CN104616961B (en) | Ion gun three-dimensional linkage mechanism | |
| CN217058547U (en) | Depth vernier caliper | |
| CN221840288U (en) | Folding vernier caliper | |
| CN211945715U (en) | Spinning machine yarn guide | |
| CN208805172U (en) | A kind of rear-viewing mirror in vehicle seat setting angle measuring tool | |
| CN211346520U (en) | Observation sniping sighting telescope | |
| CN219742934U (en) | High-accuracy self-locking bracket | |
| CN219416550U (en) | Calibrating device for tension measuring instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |