CN1157421A

CN1157421A - Vertical microscope

Info

Publication number: CN1157421A
Application number: CN 96114191
Authority: CN
Inventors: 棚木洋二
Original assignee: ORINPESU OPTICS INDUSTRY Co Ltd
Current assignee: ORINPESU OPTICS INDUSTRY Co Ltd
Priority date: 1995-12-27
Filing date: 1996-12-27
Publication date: 1997-08-20
Anticipated expiration: 2016-12-27
Also published as: CN1073708C; JPH09179036A; CN1170182C; CN1349122A

Abstract

The present invention provides the erect type microscope which can secure a work space nearby a sample without the need to detach a revolver or operate a focusing mechanism. The revolver fitted with plural objects is fixed to a turning arm. The end part of the turning arm and the end part of an arm base part are connected by a shaft which penetrates the both and the turning arm is variable in angle to the arm base part. The projection part on one side of the recessed end part of the arm base part has a through pin hole formed and a pin is fitted movably in the pin hole. On the flank of the center projection part of the projection end part of the turning arm, a hole is formed which is aligned with the pin hole when the turning arm rotates at a specific angle to the arm base part. This hole has the same diameter with the pin hole and can receive the pin.

Description

Vertical microscope

The present invention relates to vertical microscope in the operation originally of the enterprising rower of objective table.

As everyone knows, vertical microscope is to have Nosepiece that a plurality of object lens can be installed, generally can be classified according to the movable link that is used for focusing.Fig. 5 represents that the objective table according to this classification moves up and down the vertical microscope of type, and Fig. 6 represents that object lens (Nosepiece) move up and down the vertical microscope of type.Fig. 7 represents that arm moves up and down the vertical microscope of type.Disclose among flat 4-184312 number " microscope that has focusing " Fig. 9-Figure 12 speciallyying permit out hope, record and be used for the microscopical various type of focusing.Specially permit out hope and announce in clear 57-53925 number " small controller ", record microcontroller is installed on microscope.

As shown in Figure 5, objective table moves up and down the vertical microscope of type, is fixing the Nosepiece 12 that a plurality of object lens 16 can be installed at the downside of arm 30.At the top of Nosepiece 12 formation wedge tenon, at the downside formation tongue-and-groove of arm 30,, Nosepiece 12 is installed on the arm 30 by dovetail is inserted in the tongue-and-groove.Fixing as the lens barrel 18 of observing lens barrel at the upside of arm 30, eyepiece 20 is being installed on the eyepiece stalk of lens barrel 18.On the objective table arm 6 that the revolution with focusing handle 24 moves up and down in linkage, fixing objective table 22.Focusing action is by making 24 revolutions of focusing handle, thereby objective table 22 is moved up and down carry out.

Shown in Fig. 6 (A), object lens move up and down the vertical microscope of type, are fixing Nosepiece 12 with the object lens that move up and down that link of revolution of focusing handle 24 on arm 34, and objective table 22 is fixed on the body.Focusing action is by making 24 revolutions of focusing handle, carries out thereby object lens are moved up and down with arm 34.

As shown in Figure 7, arm move up and down type vertical microscope, with the body arm 38 that moves up and down that links of revolution of focusing handle 24 on fixing Nosepiece 12, objective table 22 is fixed on the body.

In above-mentioned any vertical microscope, when under microscopic examination, carrying out the electronics Physiological Experiment, all shown in Fig. 6 (B), sample control members 36 such as manipulator are set on objective table 22.

Above-mentioned vertical microscope is when the working space that will guarantee on the objective table, and moving up and down on the type vertical microscope at objective table shown in Figure 5 is by objective table 22 is descended, thereby makes object lens 16 leave objective table 22; Thereby moving up and down on the type vertical microscope at object lens shown in Figure 6 is to make object lens 16 leave objective table 22 by object lens are risen with arm 34.Thereby moving up and down on the type vertical microscope at arm shown in Figure 7 is to make object lens 16 leave objective table 22 by body arm 38 is risen.

But,, thereby all can not obtain sufficient working space because the stroke that the object lens of these vertical microscopes move is all very short.The reason of setting the shift motion of object lens shortly is for the position that makes eyespot is in only position, also the deterioration of the optical property that causes for fear of the prolongation with optical system.

Therefore, objective table moves up and down type vertical microscope or object lens to move up and down the type vertical microscope is by Nosepiece 12 being stretched out to the front with arm 34 from arm 30 or object lens, perhaps unloading it down guarantee on the objective table working space fully.Nosepiece 12 when stretch out the front, Nosepiece 12 can disturb operations.Under the occasion that Nosepiece 12 is unloaded fully, behind the sample EO, must install Nosepiece 12, unloading and installing of this Nosepiece 12 causes unnecessary trouble to the operation meeting, and the Nosepiece 12 that unloads also must be managed.

Perhaps, use method for distinguishing, object lens are not installed on the position of Nosepiece 12 at least, rotate, make the position that object lens are not installed on the Nosepiece be configured in the top of sample, guarantee working space thus by the finger plate 14 that makes Nosepiece 12.Under this occasion, in the time of near sample control member 36 being configured in sample, the danger that has object lens 16 and sample control member 36 to interfere.The operator must the marginal not meaning operate with interference, the limit of object lens for this reason.

The present invention makes for the problem that solves above-mentioned prior art existence, its objective is provides a kind of vertical microscope, it need not unload Nosepiece, need not operate adjusting mechanism, just can guarantee near the working space the sample, thus the operator spirit need not be nervous especially when carrying out the sample operation.

In order to achieve the above object, by the following technical solutions of the present invention:

Vertical microscope, it has the body arm that keeps object lens at least and observe lens barrel; With put the objective table that sample is used; And, it is characterized in that in order to transfer letter burnt and adjust the focus adjusting mechanism at the interval between object lens and objective table:

It also is provided with swivel arm on the base portion that can be arranged on above-mentioned body arm rotationally, that keep above-mentioned object lens and observation lens barrel; With make above-mentioned swivel arm revert to the return mechanism of initial position, making above-mentioned swivel arm, can it be revert on the initial position by above-mentioned return mechanism along after the objective table departure direction is avoided.

Vertical microscope, it has: the body arm that keeps observing lens barrel at least; Mirror post portion object lens arm that can be provided with up or down, that keep object lens along this body arm; Put the fixedly objective table that sample is used; And make for focusing above-mentioned object lens with arm move up and down, to adjust the focus adjusting mechanism at the interval between object lens and objective table, it is characterized in that:

It also is provided with the 1st swivel arm on the base portion that can be arranged on above-mentioned body arm rotationally, that keep above-mentioned observation lens barrel;

Can be arranged on above-mentioned object lens the 2nd swivel arms on the base portion of arm, that keep above-mentioned object lens rotationally;

With make above-mentioned each swivel arm revert to the return mechanism of initial position respectively;

Making above-mentioned each swivel arm, can make it revert to initial position by above-mentioned return mechanism along after the objective table departure direction is avoided.

Described vertical microscope is characterized in that:

Described return mechanism comprises:

The rotatable axle that freely linking part of the base portion of the linking part of the base portion of body arm and swivel arm is connected;

Move the pin on the through hole on the connecting portion that is disposed at the base portion that is located at the body arm freely; And

The hole of be located on the connecting portion of base portion of swivel arm, matching with above-mentioned pin.

Described vertical microscope is characterized in that comprising:

The rotatable connection shaft that freely connecting portion of the base portion of the connecting portion of the base portion of body arm and swivel arm is connected;

Move the pin on the through hole on the connecting portion that is disposed at the base portion that is located at swivel arm freely; And

The hole of be located on the connecting portion of base portion of body arm, matching with above-mentioned pin.

And the vertical microscope of the present invention of making, it has the body arm that keeps object lens at least and observe lens barrel; With put the objective table that sample is used; And adjust the focus adjusting mechanism at the interval between object lens and objective table for focusing, it is characterized in that: it also be provided with on the base portion that can be arranged on above-mentioned body arm rotationally, keep above-mentioned object lens and observe the swivel arm of lens barrel; With make above-mentioned swivel arm revert to the return mechanism of initial position, making above-mentioned swivel arm, can it be revert on the initial position by above-mentioned return mechanism along after the objective table departure direction is avoided.

Vertical microscope of the present invention, it has the body arm that keeps observing lens barrel at least; Mirror post portion object lens arm that can be provided with up or down, that keep object lens along this body arm; With put the fixedly objective table that sample is used; And make for focusing above-mentioned object lens with arm move up and down, to adjust the focus adjusting mechanism at the interval between object lens and objective table, it is characterized in that: it also is provided with the 1st swivel arm on the base portion that can be arranged on above-mentioned body arm rotationally, that keep above-mentioned observation lens barrel; With can be arranged on above-mentioned object lens rotationally with the 2nd swivel arms on the base portion of arm, that keep above-mentioned object lens; With make above-mentioned each swivel arm revert to the return mechanism of initial position respectively, making above-mentioned each swivel arm, can make it revert to initial position by above-mentioned return mechanism along after the objective table departure direction is avoided.

The present invention has positive effect:

Vertical microscope of the present invention needn't unload Nosepiece, needn't operate focus adjusting mechanism, just can guarantee the sufficient room that near the operation of sample is used.

Following with reference to accompanying drawing, embodiments of the invention are done specifying:

Fig. 1 (A) is object lens that the objective table of expression the present invention the 1st embodiment moves up and down the vertical microscope of the type side views when not avoiding;

Fig. 1 (B) is the sectional drawing that the 1B-1B along Fig. 1 (A) obtains;

Fig. 1 (C) is the oblique view of expression arm;

Fig. 2 (A) is object lens that the objective table of expression the present invention the 1st embodiment moves up and down the type vertical microscope side views when avoiding;

Fig. 2 (B) is the sectional drawing that the 2B-2B along Fig. 1 (A) obtains;

Fig. 3 (A) is object lens that the object lens of expression the present invention the 2nd embodiment move up and down the type vertical microscope side views when not avoiding;

Fig. 3 (B) is the side views of expression object lens when avoiding;

Fig. 4 (A) is object lens that the arm of expression the present invention the 3rd embodiment moves up and down the type vertical microscope side views when not avoiding;

Fig. 4 (B) is the side views of expression object lens when avoiding;

Fig. 5 represents that it is the side view of a microscopical example that existing objective table moves up and down type vertical;

Fig. 6 (A) is the side view that the existing object lens of expression move up and down an example of type vertical microscope;

Fig. 6 (B) is the front elevation of the vertical microscope of 6 (A);

Fig. 7 is the side view that the existing arm of expression moves up and down an example of type vertical microscope.

The variation of the rotating mechanism of Fig. 8 presentation graphs 2 (B).

Fig. 9 is illustrated in the example of using circular tenon between arm base portion 520 and the transfer arm 500.

Figure 10 represents the formation scheme of installation of female bulb 520a and male bulb 500a.

Below, with reference to accompanying drawing embodiments of the invention are described.

(first embodiment)

Illustrate that with Fig. 1 and Fig. 2 the objective table of the 1st embodiment moves up and down the type vertical microscope.

Shown in figure (A), on the finger plate 14 of Nosepiece 12, be screwed a plurality of object lens 16.Dovetail is formed at the top at Nosepiece 12, by being inserted in the tongue-and-groove that swivel arm 50 downsides form, Nosepiece 12 is fixed on the swivel arm 50.At the upside of swivel arm 50, fixing as the lens barrel 18 of observing lens barrel by circular tenon, setting-in eyepiece 20 on the eyepiece stalk of lens barrel 18.Loading is fixed on the objective table arm 26 as 22, and objective table arm 26 is to link, move along the vertical direction along with the rotation of focusing handle 24.

Shown in Fig. 1 (B) and Fig. 1 (C), the end of swivel arm 50 forms the outstanding convex of central authorities, the end of arm base portion 52 forms two side-prominent concavities, the end of the end of swivel arm 50 and arm base portion 52 almost do not have with gap setting-in in conjunction with, connected by the axle 54 that connects both, forming swivel arm 50 is transformable with respect to 52 angle of arm base portion.Axle 45 has the big end 54a of bore in the hole that diameter passes through than it, under the state that this end 54a and arm base portion 52 join, is fixed on the swivel arm 50 by dog screw 56.Swivel arm 50 is collided by the end face 52a of the downside teat of the both sides of the end faces of both sides 50a of swivel arm 50 ends and arm base portion 52 ends with respect to the posture of arm base portion 52 and is decided.

In addition, on side-prominent of the concavity end of arm base portion 52, form the pin-and-hole 58 that connects this teat, and sell 60 at 58 li of this pin-and-holes ground setting-in of advance and retreat.Also shown in Fig. 2 (B), on the side of the central teat of the convex end of swivel arm 50, form hole 62, rotate predetermined angle with respect to arm base portion 52 and when forming the posture of Fig. 2 (A), hole 62 is aimed at pin-and-hole 58 at swivel arm 50, the diameter in this hole 62 is identical with pin-and-hole 58, can bear pin 60.

Usually, posture shown in 50 one-tenth Fig. 1 of swivel arm (A), in order to ensure the working space on the objective table,, be fulcrum ground, make swivel arm 50 begin rotation from the posture of Fig. 1 (A) with axle 54 while use finger pad 60, the front side of swivel arm 50 is boosted towards the top.When the posture shown in swivel arm 50 rotations and formation Fig. 2 (A), because pin-and-hole 58 alignment of the hole 62 of swivel arm 50 ends and the end of arm base portion 52, the pin 60 of pressing with finger just is inserted into 62 li in hole shown in Fig. 2 (B), the result just is maintained in the posture shown in Fig. 2 (A) to swivel arm 50, guarantees the working space of objective table top.

For swivel arm 50 is returned to original posture, as long as the front side of swivel arm 50 is mentioned a little, pin 60 62 is extracted from the hole, swivel arm 50 is landed at leisure, the position that the downside teat 52a up to the both sides of the both sides of swivel arm 50 ends end face 50a and arm base portion 52 ends collides.Thus, swivel arm 50 just returns into object lens 16 and is positioned at original posture on the observation optical axis.

The vertical microscope of present embodiment, carrying out under the occasions such as electric Physiological Experiment, even in the both sides of objective table, near sample the sample control member is set, also need not unload Nosepiece 12 from swivel arm 50, objective table is moved up and down, just can near sample, guarantee the sufficient space that operation is used.

Angle of inclination when swivel arm 50 is avoided is to decide by the position of selecting pin-and-hole 58 and hole 62, can freely select as requested.

(the 2nd embodiment)

Below, illustrate that with reference to Fig. 3 the object lens of the 2nd embodiment move up and down the type vertical microscope.Among the figure, all use identical label to represent with equal member to those members that in the 1st embodiment, illustrated.

Objective table 22 is fixed on the body, at swivel arm 50 lens barrel 18 is installed, and swivel arm 50 is the structures that illustrated by the 1st embodiment, and variable-angle ground is being connected with arm base portion 52.

Nosepiece 12 is installed in object lens with on the swivel arm 70, and object lens are being connected with arm base portion 72 with object lens with swivel arm 70, and rapid in linkage above-below direction moves object lens along with 24 rotations of focusing handle with arm base portion 72.Object lens with swivel arm 70 and object lens with being connected of arm base portion 72 structurally be with the 1st embodiment in the swivel arm 50 that described in detail identical with being connected of arm base portion 52.That is, object lens are with axle 74 to be fulcrum with respect to object lens with arm base portion 72 with swivel arm 70, variable-angle, make object lens become the upwards surplus posture of square neck, and can this posture be fixed with pin 80 with swivel arm 70.

Usually, swivel arm 50 and object lens are in the posture shown in Fig. 3 (A) with swivel arm 70.When the working space that will guarantee on the objective table, boost on the front side direction with swivel arm 50, fixing with pin 60; Then, boosting on the front side direction of object lens with swivel arm 70, fix with pin 80.Thus, just swivel arm 50 and object lens are fixed into the posture shown in Fig. 3 (B) with swivel arm 70, just can guarantee the working space on the objective table.

In the time will reverting to original posture to swivel arm 50 and object lens with swivel arm 70, extract earlier pin 80, with object lens with swivel arm 70 landing after, pin 60 extract, with swivel arm 50 landing.Thus, just swivel arm 50 is returned into the initial posture shown in Fig. 3 (A) with object lens with swivel arm 70.

The vertical microscope of present embodiment is the same with the 1st embodiment, to carry out under the occasions such as electric Physiological Experiment, even in the objective table both sides, near sample the sample control member is set, even Nosepiece 12 is not unloaded, inoperation focusing handle 24 also can fully be guaranteed the space that near the operation of sample is used.

Here, the angle of inclination when swivel arm 50 and object lens are avoided with swivel arm 70 equates that substantially this angle of inclination can be determined according to the size of the working space that will guarantee.

(the 3rd embodiment)

Below, illustrate that with reference to Fig. 4 the arm of the 3rd embodiment moves up and down the type vertical microscope.Among the figure, the member that had illustrated in the 1st embodiment all uses identical label to represent with equal member.

Nosepiece 12 is installed on the swivel arm 90, and swivel arm 90 is being connected with body arm 92, and body arm 92 is to move along the vertical direction in linkage along with the rotation of focusing handle 24.Swivel arm 90 be similar to being connected of the swivel arm 50 that in the 1st embodiment, illustrated and arm base portion 52 being connected of body arm 92.That is, swivel arm 90 is with respect to body arm 92, is fulcrum, changeable angle with axle 94, after making swivel arm 90 become upward inclination attitude, can fix with pin 100.

Usually, swivel arm 90 is in the posture shown in Fig. 4 (A).When the working space that will guarantee on the objective table,, be fixed with pin 100 boosting on the front side direction of swivel arm 90.Thus, just can be fixed into the posture shown in Fig. 4 (B) to swivel arm 90, just can guarantee the working space on the objective table.

In the time will reverting to original posture to swivel arm 90, pin 100 can be extracted, swivel arm 90 landing.Just swivel arm 90 is returned into the posture shown in Fig. 4 (A) thus.

The vertical microscope of present embodiment is the same with the 1st embodiment, in the time will carrying out electric Physiological Experiment, even in the objective table both sides, near sample the sample control member is set, even do not unload, do not make body arm 92 to move up and down from the arm 90 of vertical microscope, also can guarantee the sufficient room that near the operation the sample is used to Nosepiece 12.

Angle of inclination when here, swivel arm 90 is avoided can be determined according to the size of the working space that will guarantee.

Though the above embodiments are can keep the vertical microscope of the Nosepiece of a plurality of object lens to illustrate as an example having, the invention that the style that adapts to vertical microscope of the present invention is not limited to have Nosepiece also is applicable to the vertical microscope that an object lens formula only is installed.

In addition, though be having as the eyepiece of eyepiece stalk with the cylindrical shell microscope as an example at embodiment, the present invention is not limited to this pattern, for example also in having installation aperture that the CCD camera uses is installed.

The variation of the rotating mechanism of Fig. 8 presentation graphs 2 (B),

In the both sides of arm base portion 52, be provided with the inspecting hole 521 and the block bearing 54b that enter for bearing 54b tight, by the head 54a ' of axle 54a with give loading and adjust bolt 54c, bearing 54b is added that direction of principal axis gives loading.

Because by 2 bearing 54b bolster 54a,,, can obtain slick and sly rotation by using bearing 54b so slow-roll stabilization simultaneously.

And, bearing 54b by give loading can reduce rotate unstable, the recurrence precision in the time of also can improving the original attitude that revert on the observation optical axis.

Because, the pin 60 of relevant Fig. 2 (B) stop and cancel system is identical, then omit its explanation.

1st, the variation of the 3rd embodiment.

Fig. 9 is the example that uses circular tenon between arm base portion 520 and transfer arm 500.

On arm base portion 520, be provided with the female side tenon 520a of portion, have jut h (, on transfer arm 500, to be provided with the male side tenon tenon 500a of portion on it with reference to Fig. 9 (B).On arm base portion 520, fastening Screw T shown in Fig. 9 (C) and male side tenon portion are born against mutually fixingly,, transfer arm 500 can be moved to the top of sample from arm base portion 520 by loose fully.

Thus, can guarantee the working space of sample top.

The explanation of circle tenon mechanism,

Circular tenon mechanism is made of the gynetype tenon 520a of portion shown in the cone shape male side tenon 500a of portion and Fig. 9 (B), (C), and the female tenon side tenon 520a of portion is formed by recess and 2 lug bosses.In 2 lug bosses, corresponding male side tenon coniform is split into female tenon inclined-plane, by by fastening Screw, bears against the cone shape of tenon shape ball on female ball inclined-plane, can be realized the location of 3 dimensions by a screw.

The fixing means of circular tenon,

By pushing the tenon inclined-plane when the location that connects face and parallel surface with by screw, introduce when connecing face by circular tenon.

Among Figure 10, form the female tenon 520a of portion, the tenon 500a of portion is installed below swivel arm 500 in the upper vertical of arm base portion 520.Be entrenched in the female tenon portion by the 500a of tenon portion, swivel arm 500 loading and unloading can be equipped on the arm base portion freely, in the time will artificial buret being housed, swivel arm 500 is moved upward, remove from the arm base portion with swivel arm 500.

Claims

1, vertical microscope, it has the body arm that keeps object lens at least and observe lens barrel; With put the objective table that sample is used; And, it is characterized in that in order to transfer letter burnt and adjust the focus adjusting mechanism at the interval between object lens and objective table:

2, vertical microscope, it has: the body arm that keeps observing lens barrel at least; Mirror post portion object lens arm that can be provided with up or down, that keep object lens along this body arm; Put the fixedly objective table that sample is used; And make for focusing above-mentioned object lens with arm move up and down, to adjust the focus adjusting mechanism at the interval between object lens and objective table, it is characterized in that:

3, vertical microscope as claimed in claim 1 or 2 is characterized in that:

Described return mechanism comprises:

4, vertical microscope as claimed in claim 1 or 2 is characterized in that comprising: