CN117572620B - Device and method for adjusting objective table of comparison microscope - Google Patents
Device and method for adjusting objective table of comparison microscope Download PDFInfo
- Publication number
- CN117572620B CN117572620B CN202410066449.1A CN202410066449A CN117572620B CN 117572620 B CN117572620 B CN 117572620B CN 202410066449 A CN202410066449 A CN 202410066449A CN 117572620 B CN117572620 B CN 117572620B
- Authority
- CN
- China
- Prior art keywords
- groove
- seat
- objective table
- slide
- hinge
- 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
- 238000000034 method Methods 0.000 title claims abstract description 29
- 229910000639 Spring steel Inorganic materials 0.000 claims abstract description 21
- 239000003921 oil Substances 0.000 claims description 33
- 238000001179 sorption measurement Methods 0.000 claims description 27
- 238000003825 pressing Methods 0.000 claims description 20
- 230000008569 process Effects 0.000 claims description 15
- 239000011521 glass Substances 0.000 claims description 12
- 230000035939 shock Effects 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 10
- 239000010720 hydraulic oil Substances 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 230000033001 locomotion Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 2
- 230000009471 action Effects 0.000 description 10
- 230000001105 regulatory effect Effects 0.000 description 6
- 244000309464 bull Species 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
- G02B21/24—Base structure
- G02B21/26—Stages; Adjusting means therefor
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
- G02B21/34—Microscope slides, e.g. mounting specimens on microscope slides
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Microscoopes, Condenser (AREA)
Abstract
The invention relates to the technical field of microscope objective tables and discloses an adjusting device and an adjusting method of an alignment microscope objective table. According to the adjusting device and the adjusting method for the microscope stage of the comparison, the drawing rod is pushed or pulled out, the long rack is driven to linearly move in the linear sliding seat, the high-precision large gear meshed with the upper end is enabled to slowly rotate, one group of small teeth on the long rack moves one grid each time, the small teeth are contacted with the spring steel sheet of the damper on the path, the spring steel sheet is bent, resistance in adjustment is obtained, acting force is transmitted to an operator, then the small teeth are separated from the spring steel sheet, and the resistance instantaneously disappears, so that the operator can accurately control the operation force.
Description
Technical Field
The invention relates to the technical field of microscope objective tables, in particular to an adjusting device and an adjusting method for a comparison microscope objective table.
Background
The microscope is an optical instrument formed by combining a lens or a plurality of lenses, is mainly used for amplifying tiny objects into instruments which can be seen by naked eyes of people, is also a necessary instrument for subjects such as biology, physics, chemistry, materials and the like, and is composed of ocular lens, objective lens, reflector, objective table, mirror arm, lens cone and the like, wherein the objective table is a platform for placing an observation sample and has an adjusting function.
The prior microscope objective table adjusting structure has a plurality of technical defects, the condition that the first observation sample is inclined and uneven can cause unclear captured images or other reasons, so that the objective table is required to be subjected to inclination adjustment, and the prior microscope objective table is lack of a mechanized inclination adjusting mechanism, so that the adjustment process is complicated and the precision is poor; secondly, when the objective table is subjected to inclination adjustment, the objective table has the conditions of mechanical vibration and shaking, so that the sample in the observation field of view is easy to shake, and the aim of observation while adjustment cannot be achieved; the slide on the microscope stage at present is pressed through two sets of preformings and holds fixedly, and the preforming is the metal material on the one hand, causes the damage to the slide easily, and on the other hand the fixed effect of preforming is not good, and the slide slides easily under the circumstances that needs to carry out the slope objective table, and two sets of preformings are located the slide upper end and lead to the slide to use the size needs to be bigger.
In summary, considering that the existing facilities cannot meet the working and use requirements, we propose an adjusting device and an adjusting method for the microscope stage.
Disclosure of Invention
The invention mainly aims to provide an adjusting device and an adjusting method for an objective table of a comparison microscope, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
The utility model provides a contrast microscope objective table adjusting device, includes the base, the limiting groove has been seted up to up end intermediate position department of base, the limiting groove confession bull stick passes, the bottom of bull stick is located the base and connects fixedly through first bearing frame, the upper half of bull stick is provided with lead screw portion, the lifting ring seat is cup jointed in the lead screw portion outside.
As a preferred embodiment of the alignment microscope stage adjustment device of the present invention, wherein: the lifting ring seat is internally provided with a screw-nut sleeve acting on the screw rod part, the outer side of the lifting ring seat is riveted with the bottom of the middle seat through a plurality of groups of connecting arms, and the number of the connecting arms is preferably 3-6 groups.
As a preferred embodiment of the alignment microscope stage adjustment device of the present invention, wherein: an objective table is movably arranged above the middle seat, and the middle seat and the objective table are connected together through two groups of front shock absorption connectors and rear shock absorption connectors.
As a preferred embodiment of the alignment microscope stage adjustment device of the present invention, wherein: the utility model discloses a slide glass, including objective table, including the up end, the up end intermediate position department of objective table has seted up the constant head tank, the slide has been placed in the constant head tank, four sets of interior storage tanks have evenly been seted up to the bottom of constant head tank, every group all be provided with annular gasbag pad in the interior storage tank, annular gasbag pad contacts with the bottom surface of slide, the quantity of annular gasbag pad is 4 groups.
As a preferred embodiment of the alignment microscope stage adjustment device of the present invention, wherein: the front shock-absorbing connector and the rear shock-absorbing connector comprise an oil cylinder, an oil pressing rod, a hinge groove, a crank and a hinge seat, the oil cylinder is fixed in the middle seat, the oil pressing rod is movably arranged in the oil cylinder, the lower end of the oil pressing rod is provided with a piston, the hinge groove is formed in the upper end of the oil pressing rod, the crank is rotationally arranged in the hinge groove, the hinge seat is arranged at the upper end of the crank, the hinge seat is fixed at the bottom of the objective table, and the bottoms of the oil cylinders of the front shock-absorbing connector and the rear shock-absorbing connector are connected through the oil pressing pipe.
As a preferred embodiment of the alignment microscope stage adjustment device of the present invention, wherein: the inside intermediate position department level of intermediate seat is provided with the cross axle, cup jointed high accuracy gear wheel on the cross axle, the both ends of cross axle are fixed through the inner wall of second bearing frame and intermediate seat, the top rotation of high accuracy gear wheel is provided with half round platform, the latter half of semicircle platform is provided with the connection tooth portion, the connection tooth portion meshes with high accuracy gear wheel mutually, the up end intermediate position department of half round platform installs horizontal support through connecting bearing, connecting bearing cup joints in the horizontal pole portion outside of horizontal support, the vertical portion of horizontal support is fixed with the up end of intermediate seat.
As a preferred embodiment of the alignment microscope stage adjustment device of the present invention, wherein: the lower extreme meshing of high accuracy gear wheel is provided with a plurality of groups of high accuracy pinion, the quantity of high accuracy pinion is 2-3 groups preferably, a plurality of groups of high accuracy pinion all cup joints on the regulating spindle, the one end of regulating spindle is fixed through the inner wall of third bearing frame and intermediate seat, regulating handwheel is installed to the other end of regulating spindle through intermediate seat outer wall, transition bearing has been cup jointed in the position of regulating spindle and intermediate seat outer wall contact.
As a preferred embodiment of the alignment microscope stage adjustment device of the present invention, wherein: the bottom of annular gasbag pad is connected through the bottom of first film and interior receipts groove, the inside of annular gasbag pad and pass first film and be provided with the trachea, tracheal other end stretches into the inside of centre gripping gasbag strip, the bar groove has all been seted up to four cell wall positions of constant head tank, centre gripping gasbag strip tip utilizes second film and bar inslot to be fixed.
As a preferred embodiment of the alignment microscope stage adjustment device of the present invention, wherein: the bottom of constant head tank and be located the intermediate position of annular gasbag pad and offered vacuum adsorption chamber, the quantity of vacuum adsorption chamber is 4 groups, vacuum adsorption chamber effect is in the bottom surface of slide, the bottom intermediate position department in vacuum adsorption chamber installs the vacuum pump, the breather valve is installed to the bottom of vacuum adsorption chamber and be located one side of vacuum pump, the inside of objective table has outwards offered the air current passageway.
As a preferred embodiment of the alignment microscope stage adjustment device of the present invention, wherein: the plane groove of putting has been offered to up end and the both sides symmetry that is located the constant head tank of objective table, the intermediate position activity in groove is put to the plane is provided with the articulated lever, the upper end of articulated lever is provided with presses the rubber strip, the articulated lever lower extreme is provided with the articulated shaft, the articulated shaft both ends are located the plane and put the axle inslot in groove, the articulated lever rotates around the axle groove, the torsional spring has been cup jointed on the articulated shaft, the quantity of torsional spring is 2 groups.
As a preferred embodiment of the alignment microscope stage adjustment device of the present invention, wherein: the lower extreme meshing of high accuracy gear wheel is provided with long rack, long rack is located inside the straight slide, the one end welding of long rack has the pull rod, the pull rod passes the front and back terminal surface of intermediate seat, the handle is installed to the tip of pull rod, the attenuator is installed to the top of the other end of long rack.
As a preferred embodiment of the alignment microscope stage adjustment device of the present invention, wherein: the damper comprises a fixed plate, a mounting groove, a supporting portion and a spring steel sheet, wherein the fixed plate is riveted in the middle seat, the mounting groove is formed in the fixed plate, the supporting portion is installed through the mounting groove in a clamping mode, the spring steel sheet is welded at the lower end of the supporting portion, and the spring steel sheet stretches into a rack area of the long rack downwards.
As a preferred embodiment of the alignment microscope stage adjustment device of the present invention, wherein: four groups of guide cylinders are symmetrically arranged at the upper end of the base, guide rods are movably arranged in the guide cylinders, the number of the guide rods is 4, and the upper ends of the guide rods are welded at the bottom of the middle base.
As a preferred embodiment of the alignment microscope stage adjustment device of the present invention, wherein: the microscope adjusting support is arranged on the outer side of the rear end of the base, and the mounting sleeve is arranged at the upper end of the microscope adjusting support.
As a preferred embodiment of the alignment microscope stage adjustment device of the present invention, wherein: the upper end of the rotating rod is provided with a baffle.
As a preferred embodiment of the alignment microscope stage adjustment device of the present invention, wherein: the slide is higher than the upper end face of the positioning groove.
As a preferred embodiment of the alignment microscope stage adjustment device of the present invention, wherein: the clamping air bag strips are distributed in the middle area of the four groove walls of the positioning groove in 4 groups.
An alignment microscope stage adjustment method comprising the steps of:
S1: the slide is placed in the positioning groove, the finger is used for slightly pressing the rubber strip to enable the slide to slightly descend, the annular air bag pad is extruded, and the four groups of clamping air bag strips are simultaneously contacted with the side face of the slide, so that the slide is centrally positioned and clamped and fixed.
S2: starting a vacuum pump, pumping out the gas in the vacuum adsorption cavity, firmly adsorbing the glass slide by the vacuum adsorption cavity through pressure difference, ensuring the position to be fixed, loosening the hinge shaft by hand, and driving the pressing rubber strip to automatically return to the plane placing groove.
S3: when a sample is observed, the adjusting hand wheel is rotated, the adjusting shaft drives the high-precision pinion to rotate, the semicircular table drives the objective table to incline slowly to adjust the angle in the observation field of view through transmission, and the linkage work of the front shock-absorbing connector and the rear shock-absorbing connector in the angle adjusting process uniformly converts the mechanical energy of vibration or shaking in the objective table tilting process into the kinetic energy of hydraulic oil motion.
The invention provides an adjusting device and an adjusting method of an objective table of a comparison microscope through improvement, and compared with the prior art, the adjusting device has the following remarkable improvements and advantages:
When observing the sample, through rotating adjusting handwheel, make the regulating spindle drive high accuracy pinion rotation to make high accuracy gear wheel speed reduction rotate through the meshing, when high accuracy gear wheel rotates, further make the semicircle platform drive the objective table and incline slowly through meshing connection tooth portion, reach the purpose of adjustment objective table observation angle, the regulation mode is simple, and the precision is higher.
The front shock-absorbing connector and the rear shock-absorbing connector are designed, the two groups of pressure oil rods move downwards through the crank rotation action, hydraulic oil in the oil cylinder is extruded into the pressure oil pipe by utilizing the piston and is fed into the other group of oil cylinder, the hydraulic oil in the other group of oil cylinder is increased, the pressure action is formed to cause the other group of pressure oil rods to move upwards, the stage is matched to incline forwards or backwards to form balance adjustment, the linkage work of the front shock-absorbing connector and the rear shock-absorbing connector is adopted in the process, the vibration or shaking mechanical energy in the tilting movement process of the stage is uniformly converted into the kinetic energy of the hydraulic oil movement, the shock absorption and support stabilization effects are realized, and the defect of gear transmission is overcome.
The hinge shaft is pulled out by hand from the plane placing groove, two groups of pressing rubber strips are simultaneously moved to two edge positions of a slide under the rotating condition, the slide is slightly lowered by slightly pressing by fingers, the four groups of annular air bag pads are extruded in the lowering process, gas in the annular air bag pads enters the clamping air bag strips through air pipes, the clamping air bag strips are expanded and uniformly extend out of the groove and are contacted with the edge of the slide, the four groups of clamping air bag strips are simultaneously contacted, the slide is centrally positioned and clamped and fixed, the slide positioning accuracy is ensured, then a vacuum pump is immediately started, the vacuum adsorption cavity firmly adsorbs the slide under the condition that the slide is pressed and the annular air bag pads are kept tight, the position is ensured to be fixed, the fixing effect of the slide is improved, the hinge shaft is loosened by hands, the pressing rubber strips are driven to automatically return to the plane placing groove, and the occupied space and the damage to the slide are avoided.
The damper is designed, the drawing rod is pushed or pulled out, the long rack is driven to linearly move in the linear sliding seat, the high-precision large gear meshed with the upper end is enabled to slowly rotate, when a plurality of groups of small teeth on the long rack move one grid each time, one group of small teeth can contact with the spring steel sheet of the damper on the path, the spring steel sheet is bent, resistance during adjustment is obtained, acting force is transmitted to an operator, then the small teeth are separated from the spring steel sheet, and the resistance instantaneously disappears, so that the operator can accurately control the operation force, the adjustment degree of each tooth is fine, and the adjustment efficiency is improved.
Drawings
FIG. 1 is a schematic diagram showing the overall structure of an adjustment device and an adjustment method for an objective table of an alignment microscope according to the present invention;
FIG. 2 is a schematic view of the bottom structure of the intermediate housing and stage of the present invention;
FIG. 3 is a schematic diagram of a high precision large gear drive of the present invention;
FIG. 4 is a schematic illustration of the connection of the front and rear shock absorbing connectors of the present invention;
FIG. 5 is a schematic view of the upper surface structure of the object stage of the present invention;
FIG. 6 is a schematic illustration of the attachment of the annular airbag cushion of the present invention;
FIG. 7 is a schematic view of the bottom structure of the vacuum adsorption chamber of the present invention;
FIG. 8 is a schematic view showing a specific structure of a hinge rod according to the present invention;
FIG. 9 is a schematic diagram of a transmission structure in a second embodiment of the present invention;
Fig. 10 is a schematic view showing a specific structure of the damper of the present invention.
In the figure: 1. a base; 2. a limit groove; 3. a rotating rod; 4. a screw rod part; 5. a lifting ring seat; 6. a connecting arm; 7. a front shock absorbing connector; 8. a rear shock absorbing connector; 81. an oil cylinder; 82. a pressure oil rod; 83. a hinge groove; 84. a crank; 85. a hinge base; 9. a damper; 91. a fixing plate; 92. a mounting groove; 93. a support part; 94. a spring steel sheet; 10. a middle seat; 11. high-precision large gears; 12. a horizontal axis; 13. a second bearing seat; 14. a half round platform; 15. a connecting tooth part; 16. connecting a bearing; 17. a transverse bracket; 18. a semicircular groove; 19. oil pressing pipe; 20. an adjusting shaft; 21. a third bearing seat; 22. a transition bearing; 23. an adjusting hand wheel; 24. a high precision pinion gear; 30. an objective table; 31. a positioning groove; 32. an inner storage groove; 33. an annular airbag cushion; 34. a first backsheet; 35. an air pipe; 36. a second backsheet; 37. clamping the air bag strip; 38. a bar-shaped groove; 40. a vacuum adsorption chamber; 41. a vacuum pump; 42. a respiratory valve; 43. a planar placement groove; 44. a hinge rod; 45. pressing the rubber strip; 46. a hinge shaft; 47. a torsion spring; 50. a long rack; 51. a linear slide; 52. a pull rod; 60. a guide cylinder; 61. a guide rod; 62. a microscope adjusting bracket; 63. a mounting sleeve; 64. a baffle.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1-8, the embodiment provides a device and a method for adjusting a microscope stage in comparison, the device comprises a base 1, a microscope adjusting bracket 62 is arranged at the outer side of the rear end of the base 1 and used for adjusting a microscope lens, a mounting sleeve 63 is arranged at the upper end part of the microscope adjusting bracket 62 and used for mounting, a limiting groove 2 is formed in the middle position of the upper end surface of the base 1 and used for limiting, a rotating rod 3 passes through the limiting groove 2, the bottom of the rotating rod 3 is located in the base 1 and is fixedly connected through a first bearing seat, a screw rod part 4 is arranged at the upper half part of the rotating rod 3, and a lifting ring seat 5 is sleeved at the outer side of the screw rod part 4.
Wherein, the upper end of bull stick 3 is provided with separation blade 64, plays the effect that stops spacingly, as shown in fig. 2.
Wherein, the inside of the lifting ring seat 5 is provided with a screw nut sleeve acting on the screw rod part 4, the screw nut sleeve comprises a screw nut, and the outer side of the lifting ring seat 5 is riveted with the bottom of the middle seat 10 through a plurality of groups of connecting arms 6, as shown in fig. 2.
Further, an objective table 30 is movably disposed above the middle seat 10, and the middle seat 10 and the objective table 30 are connected together through two sets of front shock-absorbing connectors 7 and rear shock-absorbing connectors 8, as shown in fig. 2.
Specifically, the front shock-absorbing connector 7 and the rear shock-absorbing connector 8 each include an oil cylinder 81, an oil lever 82, a hinge groove 83, a crank 84, and a hinge seat 85, as shown in fig. 4.
In this embodiment, the hydro-cylinder 81 is fixed in the inside of middle seat 10, upward activity is provided with the pressure oil pole 82 in the hydro-cylinder 81, the lower extreme of pressure oil pole 82 is provided with the piston, hinge groove 83 has been seted up to the upper end of pressure oil pole 82, the hinge groove 83 internal rotation is provided with crank 84, hinge seat 85 is installed to the upper end of crank 84, crank 84 internal rotation appears the dead angle when avoiding the slope, hinge seat 85 is fixed in the bottom of objective table 30, utilize pressure oil pipe 19 to connect between the hydro-cylinder 81 bottom of preceding shock-absorbing connector 7 and back shock-absorbing connector 8, all be provided with equivalent hydraulic oil in two sets of hydro-cylinders 81, have shock attenuation cushioning effect.
Further, a transverse shaft 12 is horizontally disposed at an inner middle position of the middle seat 10, and a high-precision large gear 11 is sleeved on the transverse shaft 12, as shown in fig. 3.
Wherein, both ends of the cross shaft 12 are fixed with the inner wall of the middle seat 10 through the second bearing 13, the upper part of the high-precision big gear 11 is rotatably provided with a half round table 14, the lower half part of the half round table 14 is provided with a connecting tooth part 15, the connecting tooth part 15 is meshed with the high-precision big gear 11, and the lower ends of the semicircular table 14 and the objective table 30 are fixed, as shown in fig. 3.
The middle position of the upper end surface of the half round table 14 is provided with a transverse bracket 17 through a connecting bearing 16, the connecting bearing 16 is sleeved outside a cross rod part of the transverse bracket 17, a vertical part of the transverse bracket 17 is fixed with the upper end surface of the middle seat 10, a semicircular groove 18 for allowing the cross rod part of the transverse bracket 17 to rotate is formed in the lower end surface of the objective table 30, and the half round table 14 slightly rotates around the transverse bracket 17, as shown in fig. 2 and 3.
Further, the lower end of the high-precision large gear 11 is provided with a plurality of groups of high-precision small gears 24 in a meshed manner, and the high-precision small gears are all precise gears special for optical instruments.
Specifically, a plurality of groups of high-precision pinions 24 are all sleeved on the adjusting shaft 20, one end of the adjusting shaft 20 is fixed with the inner wall of the middle seat 10 through the third bearing seat 21, the connecting and fixing functions are achieved, the other end of the adjusting shaft 20 penetrates through the outer wall of the middle seat 10 to be provided with an adjusting hand wheel 23, anti-skidding patterns are arranged on the adjusting hand wheel 23, and a transition bearing 22 is sleeved at the contact position of the adjusting shaft 20 and the outer wall of the middle seat 10, so that the connecting and fixing functions are achieved, as shown in fig. 3.
Further, a positioning groove 31 is formed in the middle position of the upper end surface of the objective table 30, a slide is placed in the positioning groove 31, the slide is higher than the upper end surface of the positioning groove 31, four sets of inner accommodating grooves 32 are uniformly formed in the bottom of the positioning groove 31, annular air bag pads 33 (the annular air bag pads 33 extend upwards from the inner accommodating grooves 32 in a natural state) are arranged in each set of inner accommodating grooves 32, and the annular air bag pads 33 are in contact with the bottom surface of the slide, as shown in fig. 5.
Wherein, the bottom of the annular airbag cushion 33 is connected with the bottom of the inner receiving groove 32 through the first bottom sheet 34, which plays a role of fixation, and the inside of the annular airbag cushion 33 is provided with an air pipe 35 passing through the first bottom sheet 34, as shown in fig. 6 and 7.
Wherein, the other end of the air pipe 35 stretches into the clamping airbag strip 37, the four groove walls of the positioning groove 31 are provided with strip grooves 38, the end parts of the clamping airbag strip 37 are fixed by the second bottom plate 36 and the inner sides of the strip grooves 38, the clamping airbag strip 37 is distributed in the middle area of the four groove walls of the positioning groove 31 (the clamping airbag strip 37 does not stretch out of the strip grooves 38 under the natural condition), the clamping airbag strip 37 is soft, and the side surface contact of the slide is not damaged, as shown in fig. 6 and 7.
Further, a vacuum adsorption chamber 40 is provided at the bottom of the positioning groove 31 and at the middle position of the annular air bag cushion 33, as shown in fig. 6 and 7.
Specifically, the vacuum adsorption cavity 40 acts on the bottom surface of the glass slide, the vacuum pump 41 is installed at the middle position of the bottom of the vacuum adsorption cavity 40 and is used for sucking air in the vacuum adsorption cavity 40, the adsorption force of the vacuum adsorption cavity 40 to the glass slide is large enough to avoid resetting of the annular air bag pad 33, the breather valve 42 is installed at the bottom of the vacuum adsorption cavity 40 and located at one side of the vacuum pump 41, air is introduced into the vacuum adsorption cavity 40 after the breather valve 42 is opened, the adsorption is lost, an air flow channel is outwards formed in the object stage 30, and the effect of allowing air to circulate is achieved, as shown in fig. 7.
Further, plane placing grooves 43 are symmetrically formed on the upper end surface of the objective table 30 and located on both sides of the positioning groove 31, and serve to accommodate a hinge rod 44 and a pressing rubber strip 45, as shown in fig. 5.
In this embodiment, a hinge rod 44 is movably disposed at the middle position of the plane placement groove 43, a pressing rubber strip 45 is disposed at the upper end of the hinge rod 44 (the pressing rubber strip 45 is made of soft materials and has no damage to the slide), and a hinge shaft 46 is disposed at the lower end of the hinge rod 44, as shown in fig. 8.
In this embodiment, two ends of the hinge shaft 46 are located in the shaft groove of the plane placement groove 43, the hinge rod 44 rotates around the shaft groove, the hinge shaft 46 is sleeved with the torsion spring 47, and the other end of the torsion spring 47 is fixed inside the shaft groove, as shown in fig. 8.
Further, four groups of guide cylinders 60 are symmetrically arranged at the upper end of the base 1, guide rods 61 are movably arranged in the guide cylinders 60, the limiting guide function is achieved, the adjusting stability is improved, and the upper ends of the guide rods 61 are welded at the bottom of the middle base 10, as shown in fig. 1 and 2.
Further, the lower extreme of bull stick 3 is connected with the gear reducer through the shaft coupling, and the gear reducer links with the lead screw motor, and the lead screw motor is located inside the base 1.
When the slide glass with a sample is used, firstly, the slide glass with the sample is placed into the positioning groove 31, then the hinge shaft 46 is pulled out by hand from the plane placing groove 43, under the rotating condition, two groups of pressing rubber strips 45 are simultaneously moved to two edge positions of the slide glass respectively, the slide glass is slightly lowered by slightly pressing with fingers, the four groups of annular air bag cushions 33 are extruded (the upper half parts of the annular air bag cushions 33 are pressed into the inner accommodating groove 32) in the lowering process, the air in the annular air bag cushions 33 enters the clamping air bag strips 37 through the air pipes 35, the clamping air bag strips 37 are promoted to expand, under the limitation of the strip grooves 38, the clamping air bag strips 37 uniformly extend out of the groove and are contacted with the edges of the slide glass, the four groups of clamping air bag strips 37 are simultaneously contacted, so that the slide glass is centrally positioned and clamped and fixed, then the vacuum pump 41 is immediately started, the air in the vacuum adsorption cavity 40 is firmly adsorbed by the pressure difference (the upper end faces of the slide glass and the annular air bag cushions 33 are tightly contacted to improve the sealing property of the vacuum adsorption cavity 40), the position is fixed, the hinge shaft 46 is ensured, the hinge shaft 46 is loosened, and the hinge shaft 45 is automatically driven to not to occupy the plane placing groove 43 under the action of the spring 45.
During adjustment, the screw rod motor is started firstly, the lifting ring seat 5 in the area of the screw rod part 4 is driven to rotate through the gear set to enable the lifting ring seat 5 in the area of the screw rod part 4 to conduct linear motion under the action of the screw rod nut sleeve, the middle seat 10 and the objective table 30 are driven to lift, a proper observation height is found, then the adjusting shaft 20 is driven to rotate by rotating the adjusting hand wheel 23 when a sample is observed, so that the high-precision pinion 24 is driven to rotate in a decelerating manner through meshing, the objective table 30 is driven to incline slowly by the semi-circular table 14 through the meshing connection tooth part 15 when the high-precision pinion 11 rotates, the aim of adjusting the observation angle of the objective table 30 is achieved, in the process of adjusting the angle, the objective table 30 inclines forwards or backwards, two groups of pressure oil rods 82 move downwards through the rotating action of the crank 84, hydraulic oil in the oil 81 is extruded into the pressure oil pipe 19 by the piston, the other groups of the oil cylinders 81 are promoted to increase, the pressure action is formed to cause the other groups of the hydraulic oil rods 82 to move upwards, the objective table 30 inclines forwards or backwards in a matching manner, balance adjustment is formed, in the process, the vibration of the objective table 30 can be converted into uniform mechanical vibration by the action of the working vibration of the front vibration damper connector 7 and the rear vibration damper 8 in the process.
Example 2
Based on the first embodiment, when the hand wheel is used for adjustment, the force and the scale of the rotation of the operator cannot be effectively mastered (the operator needs to look at the sample in the field of view, and therefore cannot look at the hand wheel directly), the stage 30 is too much or too little, which results in slower adjustment process and lower efficiency, and in order to solve the above problems, we have the following design as shown in fig. 9-10.
Specifically, the lower end of the high-precision large gear 11 is meshed with a long rack 50, the long rack 50 is located inside the linear sliding seat 51 and plays a role in limiting movement, one end of the long rack 50 is welded with a drawing rod 52, and the drawing rod 52 penetrates through one end face of the middle seat 10, as shown in fig. 9.
Further, a handle is attached to the end of the draw bar 52, and a damper 9 is attached above the other end of the long rack 50, as shown in fig. 9.
Specifically, the damper 9 includes a fixing plate 91, a mounting groove 92, a support 93, and a spring steel sheet 94, as shown in fig. 10.
In this embodiment, the fixing plate 91 is riveted in the middle seat 10, the mounting groove 92 is formed in the fixing plate 91, the supporting portion 93 is installed by clamping through the mounting groove 92 (the mounting groove 92 can be in a clamping shape), the spring steel sheet 94 is welded at the lower end of the supporting portion 93, the spring steel sheet 94 extends downwards into the rack area of the long rack 50, a plurality of groups of small teeth are contained in the rack area, and the spring steel sheet 94 has the capability of resetting after deformation and can be repeatedly used.
When the device is used, the pulling rod 52 is pushed or pulled out by holding the handle, the long rack 50 is driven to linearly move in the linear sliding seat 51, the high-precision large gear 11 meshed with the upper end is slowly rotated, one group of small teeth on the long rack 50 can contact the spring steel sheet 94 of the damper 9 on the path each time when the small teeth move one grid, the spring steel sheet 94 is bent, resistance (acting force transmitted to an operator) during adjustment is obtained, then the small teeth are separated from the spring steel sheet 94, the resistance instantaneously disappears, the spring steel sheet 94 is restored to deform and waits for contacting the next group of adjacent small teeth, so that the operator can accurately control the operation force and fine adjustment degree of each tooth, and the object stage 30 is accurately adjusted.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a contrast microscope objective table adjusting device, includes base (1), its characterized in that: the lifting device is characterized in that a limiting groove (2) is formed in the middle position of the upper end face of the base (1), the limiting groove (2) is used for allowing a rotating rod (3) to pass through, the bottom of the rotating rod (3) is located in the base (1) and is fixedly connected through a first bearing seat, a screw rod part (4) is arranged at the upper half part of the rotating rod (3), a lifting ring seat (5) is sleeved on the outer side of the screw rod part (4), a screw rod nut sleeve acting on the screw rod part (4) is arranged in the lifting ring seat (5), and the outer side of the lifting ring seat (5) is riveted with the bottom of the middle seat (10) through a plurality of groups of connecting arms (6);
An objective table (30) is movably arranged above the middle seat (10), the middle seat (10) and the objective table (30) are connected together through two groups of front shock absorption connectors (7) and rear shock absorption connectors (8), a positioning groove (31) is formed in the middle position of the upper end face of the objective table (30), a slide is placed in the positioning groove (31), four groups of inner storage grooves (32) are uniformly formed in the bottom of the positioning groove (31), annular air bag gaskets (33) are arranged in each group of inner storage grooves (32), and the annular air bag gaskets (33) are in contact with the bottom surface of the slide;
A transverse shaft (12) is horizontally arranged at the middle position inside the middle seat (10), a high-precision large gear (11) is sleeved on the transverse shaft (12), two ends of the transverse shaft (12) are fixed with the inner wall of the middle seat (10) through a second bearing seat (13), a half round table (14) is rotatably arranged above the high-precision large gear (11), a connecting tooth part (15) is arranged at the lower half part of the half round table (14), the connecting tooth part (15) is meshed with the high-precision large gear (11), a transverse bracket (17) is arranged at the middle position of the upper end surface of the semicircular table (14) through a connecting bearing (16), the connecting bearing (16) is sleeved on the outer side of the transverse rod part of the transverse bracket (17), and the vertical part of the transverse bracket (17) is fixed with the upper end surface of the middle seat (10);
The lower end of the high-precision large gear (11) is provided with a long rack (50) in a meshed mode, the long rack (50) is located inside the linear sliding seat (51), one end of the long rack (50) is welded with a drawing rod (52), the drawing rod (52) penetrates through one end face of the middle seat (10), a handle is mounted at the end of the drawing rod (52), and a damper (9) is mounted above the other end of the long rack (50);
The damper (9) comprises a fixed plate (91), a mounting groove (92), a supporting part (93) and a spring steel sheet (94), wherein the fixed plate (91) is riveted in the middle seat (10), the mounting groove (92) is formed in the fixed plate (91), the supporting part (93) is clamped and mounted through the mounting groove (92), the spring steel sheet (94) is welded at the lower end of the supporting part (93), and the spring steel sheet (94) downwards stretches into a rack area of the long rack (50);
The bottom of the annular air bag cushion (33) is connected with the bottom of the inner accommodating groove (32) through a first bottom plate (34), an air pipe (35) is arranged in the annular air bag cushion (33) and penetrates through the first bottom plate (34), the other end of the air pipe (35) stretches into the clamping air bag strip (37), the four groove wall positions of the positioning groove (31) are respectively provided with a strip groove (38), and the end part of the clamping air bag strip (37) is fixed on the inner side of the strip groove (38) through a second bottom plate (36);
The vacuum adsorption chamber (40) has been seted up to the bottom of constant head tank (31) and the intermediate position that is located annular gasbag pad (33), vacuum adsorption chamber (40) are used in the bottom surface of slide, vacuum pump (41) are installed to the bottom intermediate position department in vacuum adsorption chamber (40), breather valve (42) are installed in the bottom of vacuum adsorption chamber (40) and the one side that is located vacuum pump (41), airflow channel has been outwards seted up to the inside of objective table (30).
2. An alignment microscope stage adjustment device according to claim 1, wherein: front shock-absorbing connector (7) and back shock-absorbing connector (8) all include hydro-cylinder (81), pressure oil pole (82), hinge groove (83), crank (84) and articulated seat (85), the inside at intermediate seat (10) is fixed to hydro-cylinder (81), upward activity is provided with pressure oil pole (82) in hydro-cylinder (81), the lower extreme of pressure oil pole (82) is provided with the piston, hinge groove (83) have been seted up to the upper end of pressure oil pole (82), hinge groove (83) rotation is provided with crank (84), articulated seat (85) are installed to the upper end of crank (84), articulated seat (85) are fixed in the bottom of objective table (30), utilize pressure oil pipe (19) to connect between the hydro-cylinder (81) bottom of front shock-absorbing connector (7) and back shock-absorbing connector (8).
3. An alignment microscope stage adjustment device according to claim 2, wherein: the plane placing groove (43) is symmetrically formed in the upper end face of the objective table (30) and located on two sides of the positioning groove (31), a hinge rod (44) is movably arranged in the middle of the plane placing groove (43), a pressing rubber strip (45) is arranged at the upper end of the hinge rod (44), a hinge shaft (46) is arranged at the lower end of the hinge rod (44), two ends of the hinge shaft (46) are located in the shaft groove of the plane placing groove (43), the hinge rod (44) rotates around the shaft groove, a torsion spring (47) is sleeved on the hinge shaft (46), and the other end of the torsion spring (47) is fixed inside the shaft groove.
4. A method of adjusting an alignment microscope stage, applied to an alignment microscope stage adjustment device according to claim 3, comprising the steps of:
s1: placing the slide into a positioning groove (31), slightly pressing the rubber strip by using a finger to slightly descend the slide, extruding the annular air bag pad (33), and simultaneously enabling four groups of clamping air bag strips (37) to contact the side surface of the slide to center and clamp and fix the slide;
S2: starting a vacuum pump (41), pumping out the gas in the vacuum adsorption cavity (40), firmly adsorbing the glass slide by the vacuum adsorption cavity (40) through pressure difference, ensuring the position to be fixed, loosening the hinge shaft (46) by hand, and driving the pressing rubber strip (45) to automatically return to the plane placing groove (43);
S3: when a sample is observed, the adjusting hand wheel (23) is rotated, the adjusting shaft (20) drives the high-precision pinion (24) to rotate, the semicircular table (14) drives the objective table (30) to incline to adjust the angle in the observation field of view through transmission, and the linkage work of the front shock absorption connector (7) and the rear shock absorption connector (8) in the angle adjusting process uniformly converts mechanical energy generated by vibration in the inclination movement process of the objective table (30) into kinetic energy of hydraulic oil movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410066449.1A CN117572620B (en) | 2024-01-17 | 2024-01-17 | Device and method for adjusting objective table of comparison microscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410066449.1A CN117572620B (en) | 2024-01-17 | 2024-01-17 | Device and method for adjusting objective table of comparison microscope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117572620A CN117572620A (en) | 2024-02-20 |
| CN117572620B true CN117572620B (en) | 2024-04-16 |
Family
ID=89895986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410066449.1A Active CN117572620B (en) | 2024-01-17 | 2024-01-17 | Device and method for adjusting objective table of comparison microscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117572620B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104539230A (en) * | 2014-12-26 | 2015-04-22 | 金海新源电气江苏有限公司 | Photovoltaic solar energy rotation support |
| CN105690854A (en) * | 2014-11-27 | 2016-06-22 | 宁波博信机械制造有限公司 | High-precision punch ball-head die height adjusting device |
| CN206409568U (en) * | 2017-01-22 | 2017-08-15 | 郜文军 | A kind of mine electromechanical equipment damping device |
| CN208818925U (en) * | 2018-10-26 | 2019-05-03 | 广州欧瑞光学仪器有限公司 | A kind of microscope convenient for adjusting angle |
| CN211627335U (en) * | 2019-12-27 | 2020-10-02 | 武汉启程嘉辉科技有限公司 | Fixing device for microscope slide |
| CN216206448U (en) * | 2021-09-09 | 2022-04-05 | 涌淳半导体(无锡)有限公司 | Objective table of thermal wave analyzer |
| CN219162471U (en) * | 2023-02-28 | 2023-06-09 | 郑州华沃生物科技有限公司 | Microscope adjustment mechanism for single cell detection |
| CN219737882U (en) * | 2023-05-19 | 2023-09-22 | 云南旭佐生物科技有限公司 | Microscope condenser for organoid research |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010061166B3 (en) * | 2010-12-10 | 2012-05-31 | Leica Microsystems Cms Gmbh | Device and method for the adjusted attachment of a microscope stage to a microscope stand |
| DE112015005875B4 (en) * | 2015-01-30 | 2021-03-18 | Hitachi High-Tech Corporation | MASK POSITION ADJUSTMENT PROCEDURE FOR ION MILLING, ELECTRON MICROSCOPE FOR ADJUSTING THE MASK POSITION, MASK ADJUSTMENT MOUNTED ON A SAMPLE STAGE AND SAMPLE MASK COMPONENTS OF AN ION MILLING DEVICE |
-
2024
- 2024-01-17 CN CN202410066449.1A patent/CN117572620B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105690854A (en) * | 2014-11-27 | 2016-06-22 | 宁波博信机械制造有限公司 | High-precision punch ball-head die height adjusting device |
| CN104539230A (en) * | 2014-12-26 | 2015-04-22 | 金海新源电气江苏有限公司 | Photovoltaic solar energy rotation support |
| CN206409568U (en) * | 2017-01-22 | 2017-08-15 | 郜文军 | A kind of mine electromechanical equipment damping device |
| CN208818925U (en) * | 2018-10-26 | 2019-05-03 | 广州欧瑞光学仪器有限公司 | A kind of microscope convenient for adjusting angle |
| CN211627335U (en) * | 2019-12-27 | 2020-10-02 | 武汉启程嘉辉科技有限公司 | Fixing device for microscope slide |
| CN216206448U (en) * | 2021-09-09 | 2022-04-05 | 涌淳半导体(无锡)有限公司 | Objective table of thermal wave analyzer |
| CN219162471U (en) * | 2023-02-28 | 2023-06-09 | 郑州华沃生物科技有限公司 | Microscope adjustment mechanism for single cell detection |
| CN219737882U (en) * | 2023-05-19 | 2023-09-22 | 云南旭佐生物科技有限公司 | Microscope condenser for organoid research |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117572620A (en) | 2024-02-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112775777B (en) | Aluminum alloy metalwork burnishing and polishing device | |
| CN117572620B (en) | Device and method for adjusting objective table of comparison microscope | |
| CN114770255A (en) | Bearing surface treatment equipment and method thereof | |
| CN110040428A (en) | Ultrasonic test equipment | |
| CN216327057U (en) | Bearing ring inner wall machining device with cleaning function | |
| CN116067736A (en) | Smear and tabletting integrated device for medical examination | |
| CN217620061U (en) | Adjustable laser scanning processing equipment based on microchannel | |
| CN219016694U (en) | Multifunctional biological experiment microscope | |
| CN214916301U (en) | Superclean bench is used in microbial detection | |
| CN219484731U (en) | Automatic welding positioner | |
| CN216081977U (en) | Dedicated inspection refraction lamp of optics diaphragm | |
| CN213276114U (en) | Material analysis microscope convenient to centre gripping | |
| CN219597418U (en) | Rotary operation table device for wiping side wall of mirror product | |
| CN216117285U (en) | Surface defect rapid detection device of mobile phone glass cover plate | |
| CN217253825U (en) | Automatic filter element and tank body assembling device | |
| CN219830969U (en) | Quality detection device of precision bearing steel ball | |
| CN213210583U (en) | Adjustable objective table for digital holographic microscope | |
| CN215878019U (en) | Imbibition laboratory bench for chemical analysis | |
| CN221185893U (en) | Topography car windshield corner of polycarbonate board material tubulation of polishing | |
| CN219928859U (en) | Discharging mechanism for furniture plate edge bonding machine | |
| CN117644642B (en) | Full-automatic FPC bender | |
| CN218411932U (en) | Quick blood smear ware | |
| CN213633313U (en) | Online liquid chromatograph of water quality analysis with buffer gear | |
| CN112694267B (en) | Automatic hollow glass assembling device convenient for production of small and medium-sized factories | |
| CN219788156U (en) | Brake pipe clip assembly equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |