CN209690614U - A kind of microscope carrier of double fixed pulley horizontal shift structures - Google Patents

Abstract

The utility model belongs to a kind of novel item holder of microscope technology field more particularly to use in microscope.A kind of microscope carrier of double fixed pulley horizontal shift structures, objective table is by objective table reference seat, objective table supporting guide frame, load fixing card and the two-way fixed pulley propeller being fixed on objective table form, the corner location of objective table reference seat is provided with fixed pulley mounting hole, two groups of pulley blocks are fixed in mounting hole, crawler belt is set on the outside of every a pair of pulley blocks, and control the rotation of above-mentioned pulley blocks respectively by combination handwheel, crawler belt is driven by pulley blocks again to realize that band dynamic object stage reference seat moves in a straight line, in order to guarantee the precision of stage movement, orthogonal two edges of objective table are provided with sliding rail, to realize the accurate movement of microscope carrier reference seat.Utility model can provide a kind of simple novel microscope objective table of structure, can be suitable for the crowd of right-hand man's difference use habit simultaneously.

Description

A kind of microscope carrier of double fixed pulley horizontal shift structures

Technical field

The utility model belongs to a kind of novel item holder of microscope technology field more particularly to use in microscope.

Background technique

Microscope carrier is also dressing table, and in the below or above of object lens, to place the sample for needing to observe, shape has There is a light hole in side, two kinds of circle, center, sample propeller are housed on objective table, has spring clip on the left of propeller, to clamp mark This, has propeller regulating wheel under objective table, and sample can be made to make left and right, move in the front-back direction.The design of objective table will have super Strong durability and the observation convenient for sample, i.e., microscopical operation are more stable, more durable.Traditional microscope carrier Propeller realize horizontal position adjustment using gear & rack structure, since stroke is larger so that rack gear usually exposes Except objective table geometry, this will lead to user and is usually scratched by rack gear, and a large amount of lubricating oil and broken are attached on rack gear Bits, particularly with young user, there are biggish security risks.It is mobile that the driving form of rack-and-pinion certainly exists rack gear To greatest extent, when reaching maximum displacement, gear cannot be continued to rotate, since gear rotation is by company fixed on gear Bar connect handwheel realize, if therefore reach the limit of continue to rotation handwheel be easy to cause mechanism to damage, in addition use gear, tooth The objective table propeller of fit structure, cost of manufacture that structure is complicated is high, while also having higher technical requirements to assembly.Separately External existing microscope carrier in use, adjustment handwheel is usually all disposed within fixed position, that is, be only applicable to practise It is used to make right-handed crowd, for the people of left hand use habit, using then very inconvenient.Above-mentioned problem long-term existence and aobvious In micro mirror industry, but always without there is very effective technical solution.

Summary of the invention

The purpose of the utility model is to provide a kind of simple novel microscope objective table of structure, the objective table by using The characteristics of double fixed pulley structure cooperation sliding rails and slide block structure, have structure simple, low manufacture cost, while this structure is aobvious The installation site of handwheel can be adjusted flexibly in micro mirror, can be suitable for the crowd of right-hand man's difference use habit simultaneously.

The utility model uses technical solution are as follows: a kind of microscope carrier of double fixed pulley horizontal shift structures, it is special Sign is: the objective table is by objective table reference seat, objective table supporting guide frame, load fixing card and is fixed on objective table Two-way fixed pulley propeller composition, the objective table reference seat be square plate shape structure, the quadrangle of objective table reference seat Position is provided with fixed pulley mounting hole, and the edge positioned at objective table reference seat rear portion is fixed rack, fixed rack end positions By screw it is fixed with an other parallel sliding track, is provided between fixed rack and parallel sliding track and is matched with above-mentioned sliding rail Sliding block installs fixed load fixing card on sliding block, and there are gaps between load fixing card and objective table reference seat upper surface, above-mentioned solid Determine sliding rail and parallel sliding track and sliding block collectively forms the X-axis of microscope carrier, objective table reference seat lower section is fixed, and there are two rollings The side of pearl track module, the ball slide rail module is fixed in objective table reference seat, and other side is separately fixed at load On object platform supporting guide frame, the Y-axis of the ball slide rail module and objective table supporting guide frame composition microscope carrier, institute The two-way fixed pulley propeller stated is made of two fixed pulley groups and combination adjustment handwheel, and two fixed pulley groups installation is solid It is scheduled in the fixed pulley mounting hole of microscope reference seat, two fixed pulley crossover locations are equipped with the driving wheel in two groups of fixed pulleys And connected with adjustment handwheel is combined, combination adjustment handwheel is made of inner shaft lever and the quill being sleeved on inner shaft lever, above-mentioned Inner shaft lever and quill are separately connected an adjustment handwheel, and the fixed pulley group is by two fixed pulleys and is sleeved on two fixed cunnings Crawler belt on wheel forms, and installs a fixed pulley in two groups of fixed pulley groups on above-mentioned inner shaft lever and quill respectively, described Two groups of fixed pulley groups in crawler belt on be respectively fixed with crawler belt binding clasp, the X on one of crawler belt binding clasp and objective table Sliding block on axis is connected and fixed, another crawler belt binding clasp is connected and fixed with objective table.

The fixed pulley fixation hole of the objective table reference seat corner location is provided with pulley fixed pedestal on fixation hole, Sequence is used to install two groups of fixed pulley groups using wherein three fixation holes and fixed pedestal, and is located in the middle fixation hole and fixation Pedestal is used to install the driving wheel of two pulley blocks.

Two side position of objective table reference seat is respectively arranged with scale mounting groove, is provided with Y-axis graduated scale, should Graduated scale side is provided with the tuning drive gear of L-type, which is mounted on microscope guide rail supporting frame, and tuning drive gear position It is moved in scale mounting groove.

It is provided with Decorative Cover above the fixed rack and parallel sliding track and sliding block, by being arranged under objective table reference seat The threaded hole in portion is fixed in objective table reference seat, is provided with graduated scale in the Decorative Cover, finger corresponding with the graduated scale Needle is arranged in load fixing card.

Fixed rack and parallel sliding track are the dovetail slideway that section is trapezium structure, are then provided on sliding block and above-mentioned swallow The corresponding swallowtail-shaped slide of tail shape guide rail.

Rectangular transmitted light through-hole is provided in the middle part of the objective table reference seat.

Transmitted light through-hole two sides in the objective table reference seat facilitate setting strip limit hole, the objective table Cylindrical spacing head is provided on supporting guide frame, the end of spacing head is inserted into limit hole.

One end of the objective table supporting guide frame is fixed on microscope body frame.

The utility model by using above-mentioned technical solution, so that the utility model is obtained following positive technology effect Fruit and advantage: the utility model is mentioned by using the structure of novel objective table reference seat and double fixed pulley objective table propellers A kind of novel microscope objective table of high-precision low cost is supplied；The utility model makes loading by using integral structure first Stage fiducial seat, is integrally formed by compression molding process, and assembly precision is high, and low in cost, secondary operation is few, is having it With the processing cost of relative moderate while degree of precision, it is suitble to make in the different desired microscopes such as teaching and research With；Different from previous rack-and-pinion objective table reference seat, which provides not only the fixed spiral shell of guide rail of X-direction and Y-direction The sliding rail of X-direction side is directly designed in loading due to the form that Platform Designing X-direction form is sliding block sliding rail in hole On stage fiducial seat, it is ensured that the precision of sliding block installation also saves the cost of guide rail simultaneously；Objective table reference seat is used in quadrangle position The structure of four fixed pulley mounting holes is installed, and is only needed during installing and using using three fixed pulley mounting holes, this Sample can easily adjust the position of microscope adjustment handwheel in left or right side by artificial adjustment, and this left and right is completely right Claim structure, hand wheel component can be installed on to any side in left and right, is flexibly adapted to for the different use habit of user right-hand man； Using the structure in objective table two sides setting scale mounting groove, so that Y direction tuning drive gear is constituted embedded design, guarantee filling With tuning drive gear backpointer part without departing from objective table profile, the risk of damage is reduced.By using a series of above-mentioned technologies It improves, objective table reference seat provided by the utility model can be widely used in tradition and digit microscope, significantly In the case where reducing production cost, it can also realize that right-hand man is flexibly adapted to, the practical function such as embedded pointer.

By using fixed pulley group structure, transmission system is formed using two fixed pulleys and transmission crawler belt, one of them is fixed For pulley as driving wheel, another is driven wheel, using transmission crawler belt relative motion the characteristics of, will be connected on propeller Guide rail slide block is fixed on the certain point of crawler belt, drives crawler belt by rotation, drives propeller to transport using guide rail slide block to realize Dynamic, the structure of this drive mechanism is simple, and cost of manufacture is far below gear & rack structure, while assembly precision requirement is very low；Separately The damping force size that propeller is adjusted flexibly is realized by adjusting the elasticity of crawler belt outside；And fixed pulley structure by driving wheel with Stiction transmission between crawler belt, when guide rail slide block reaches displacement limits, stiction can be overcome by continuing to rotate driving wheel Continue to move, it is kinetic force of friction between driving wheel and crawler belt that belt is opposing stationary at this time, not will cause mechanism damage.But people Hand can experience resistance increase, be as displaced the prompt reached the limit of, kill two birds with one stone.Human engineering considers, it is complete to be designed as left and right Full symmetrical configuration allows driving wheel to be installed on any side of objective table or so, can satisfy the different family of strong hand Use habit.

In short, the utility model is by using a series of above-mentioned technological improvements, by using integrally-built objective table Reference seat is used cooperatively double fixed pulley propeller structures of brand new, significantly reduces the production and processing cost of objective table, together When so that it is had both high-precision and durable advantage again, fixed pulley simple by structure and cheap cost of manufacture adds crawler belt Structure controls the movement of objective table, reduces the operation and maintenance cost in later period.

Detailed description of the invention

Fig. 1 is the structure chart of the utility model overall structure depression angle；

Fig. 2 is the decomposition diagram of the utility model Fig. 1；

Fig. 3 is the structural schematic diagram that angle is looked up in the utility model integral joint；

Fig. 4 is the decomposition diagram of the utility model Fig. 2；

Fig. 5 is the structural schematic diagram of the utility model objective table reference seat；

Fig. 6 is the installation diagram of the utility model objective table reference seat and objective table supporting guide frame part.

Specific embodiment

The utility model will be further described with reference to the accompanying drawings and examples.The utility model is primarily directed to existing Some microscope carriers, using structure is complicated caused by gear & rack structure and cost of manufacture is high, when use, there are a Dingan County The technological improvement that the problems such as full hidden danger is made.A kind of microscope carrier of double fixed pulley horizontal shift structures, such as Fig. 1 and Fig. 3 Shown, major technique is improved to the objective table and is fixed by objective table reference seat 12, objective table supporting guide frame 15, load Card 10 and the two-way fixed pulley propeller being fixed on objective table composition, as shown in Figure 2 and Figure 4, objective table supporting guide frame 15 It is directly fixed with microscope stand, as the supporting point of entire objective table, is provided with rolling on objective table supporting guide frame 15 Pearl track module 4 is fixed by objective table reference seat 12, and objective table reference seat 12 can be enterprising in objective table supporting guide frame 15 The sliding of row Y direction, load fixing card 10 are then fixed on the slide rail 11 at 12 rear portion of objective table reference seat, pass through sliding block 13 drive load fixing cards 10 do the movement of X-direction, and load fixing card 10 is by stirring sample load come real in actual use The movement of existing X-direction.As shown in figure 5, the objective table reference seat 12 is square plate shape structure, objective table reference seat 12 Corner location be provided with fixed pulley mounting hole, generally wherein three continuous mounting holes are promoted for installing two groups of fixed pulleys Device, the edge positioned at 12 rear portion of objective table reference seat is fixed rack 3, and 3 end positions of fixed rack are fixed with separately by screw An outer parallel sliding track 11 thus constitutes a pair of double sided slider bar structure being parallel to each other.Fixed rack 3 and parallel sliding track 11 it Between be provided with the sliding block 13 matched with above-mentioned a pair of of sliding rail, the load fixing card 10 of fixed load, load are installed on sliding block 13 There are gap, above-mentioned fixed rack and parallel sliding track 11 and sliding block 13 are common between 12 upper surface of fixing card 10 and objective table reference seat The X-axis mobile mechanism for constituting microscope carrier, in actual use, by handwheel 20 with movable slider 13 mobile, load fixing card 10 movements for driving sample load to carry out X-direction.It is fixed below objective table reference seat 12 there are two ball slide rail module 4, The side of the ball slide rail module 4 is fixed in objective table reference seat 12, and other side is separately fixed at objective table support On guide rail bracket 15, since objective table supporting guide frame 15 is fixed with microscope stand ontology, the ball slide rail module 4 The Y-axis of microscope carrier is constituted with objective table supporting guide frame 15, therefore passes through the movement of ball slide rail module 4, so that it may Objective table is realized in the movement of Y direction, the two-way fixed pulley propeller is by two fixed pulley groups and combination adjustment handwheel 19 and 20 are constituted, and two fixed pulley groups are fixed in the fixed pulley mounting hole of microscope reference seat 12, and two fixed Driving wheel that pulley blocks crossover location is equipped in two groups of fixed pulleys is simultaneously connected with adjustment handwheel 19 and 20 is combined, combination adjustment hand Wheel 20 is made of inner shaft lever and the quill 18 being sleeved on inner shaft lever 16, and above-mentioned inner shaft lever 16 and quill 18 are separately connected One adjustment handwheel 19 and 20, that is, be fixedly connected with the driving wheel of the fixed pulley propeller of X-axis or Y-axis.Described determines Pulley blocks are made of two fixed pulleys 2 and 7 and the crawler belt 14 and 21 being sleeved on two fixed pulleys, above-mentioned inner shaft lever 16 and set A fixed pulley 2 or 7 in two groups of fixed pulley groups is installed respectively on pipe axis 18, crawler belt 14 in two groups of fixed pulley groups or Crawler belt binding clasp is respectively fixed on 21, one of crawler belt binding clasp 5 connect solid with the sliding block 13 in the X-axis on objective table Fixed, another crawler belt binding clasp 5 is connected and fixed with objective table.By two groups of fixed pulley propellers of above structure, pass through rotation Turn corresponding adjustment handwheel 19 and 20, crawler belt 14 or 21 can be driven to realize sample load in X by adjusting handwheel 19 or 20 The movement of axis or Y direction.In actual use, the objective table course of work of the utility model are as follows: first by sample Load is placed in load fixing card 10, when needing to adjust position of the load in X-direction, then adjusts corresponding adjustment handwheel 20, it at this moment adjusts handwheel 20 and the active fixed pulley 2 in fixed pulley propeller is driven to rotate, and the crawler belt being sleeved in fixed pulley group 14 synchronizing movings drive sliding block 13 movement fixed by crawler belt binding clasp with crawler belt 14, since sliding block 13 is to be fixed on one To between parallel sliding rail, therefore the at this moment movement of sliding block 13 is that accurate horizontal linear is mobile, due to load fixing card 10 It is to be fixedly connected with sliding block 13, therefore load fixing card 10 then drives sample load to do accurate horizontal linear movement, passes through Above-mentioned process then completes sample load in the movement of X-direction.When objective table need to do Y direction it is mobile when, then revolve Turn another adjustment handwheel 19, same adjustment handwheel 19 drives the driving wheel 7 in another fixed pulley propeller, and synchronous Crawler belt 21 is driven to rotate, since the crawler belt binding clasp 5 on crawler belt 21 is fixed as one with objective table reference seat 12, objective table Reference seat 12 also starts to move, due to being to be connected between objective table and objective table supporting guide frame 15 by a pair of of ball slide rail 4 Fixed, at this moment under the limitation of a pair of of ball slide rail 4, objective table reference seat 12 then does the horizontal linear of accurate Y direction Movement.

As shown in fig. 6, the fixed pulley fixation hole of 12 corner location of objective table reference seat, cunning is fixed on fixation hole Fixed pedestal 17 is taken turns, sequentially using wherein three fixation holes and fixed pedestal 17 for installing two groups of fixed pulley groups, and is located at Between fixation hole and fixed pedestal 17 be used to that the driving wheels of two pulley blocks to be installed.Due in the utility model using combination The adjustment handwheel of structure, therefore the active fixed pulley of two groups of fixed pulley propellers is then mounted on the same fixed pedestal 17 and just may be used To realize, in four 17 installation sites of fixed pedestal of such 12 corner location of objective table reference seat, it is only necessary to solid using three Determining pedestal 1717 can be completed installation, and combination adjustment handwheel and two active fixed pulleys are fixed on the same fixed pedestal 1717 In.In this way in the installation site of 12 4 jiaos of objective table reference seat of fixed pedestal 17, if positive two groups of the installation of installation is slided surely Propeller (as used mounting hole 1-3) is taken turns, then adapts to the crowd of right hand use habit, if instead inversely two groups of fixed pulleys of installation Propeller (as used mounting hole 4-2), then be adapted to left hand and use crowd.

As shown in figure 4, in order to improve the aesthetics of the stability of fixed pulley propeller installation and platform entirety, it is described Two pulley blocks are mounted on the lower surface of microscope reference seat 12.In this way since fixed pulley propeller is installing 14 He of crawler belt After 21, crawler belt has certain pulling force, and this mounting structure can be such that the stress of installation more balances, push away two groups of fixed pulleys It is run into device more steady.

As shown in Fig. 2, described 12 liang of side positions of objective table reference seat are respectively arranged with scale mounting groove, it is provided with Y-axis graduated scale 1,1 side of graduated scale are provided with the tuning drive gear 6 of L-type, which is mounted on microscope guide supporting On frame 15, and tuning drive gear 6 is located in scale mounting groove and moves.Due to the specific structure in the utility model, that is, load Fixing card 10 can be moved in X-direction, therefore when movement travel is larger, then can cover the graduated scale 1 of Y-axis, and Using the structure of above-mentioned left and right double scale ruler, no matter load fixing card 10 is mobile in this way, all can at least guarantee a scale Ruler 1 can be carried out apart from reading.

Since microscope belongs to precision instrument, in order to protect sliding rail and improve objective table appearance, described fixed sliding It is provided with Decorative Cover 9 above rail 3 and parallel sliding track 11 and sliding block 13, by the threaded hole that 12 lower part of objective table reference seat is arranged in It is fixed in objective table reference seat 12, which can will be consolidated with effective protection fixed rack 3 therein and parallel sliding track 11 The lower section of objective table is arranged in the screw for determining Decorative Cover 9, then can see screw to avoid 9 top of Decorative Cover, reach and further mention The purpose of high aesthetic effect.It is provided with graduated scale 8 in the Decorative Cover 9, pointer corresponding with the graduated scale 8 is arranged in load In fixing card 10.It is the moving distance that load fixing card 10 can be read by above-mentioned graduated scale 8 when actual use.

It is the swallow-tail form that section is trapezium structure in fixed rack and parallel sliding track 11 to improve the using effect of sliding rail Guide rail is then provided with swallowtail-shaped slide corresponding with above-mentioned dovetail slideway on sliding block 13.The cunning of this trapezoidal oat tail groove structure Rail can voluntarily limit two freedom degrees, therefore can simplify guide rail structure while improving guide precision.

In order to make objective table in the utility model that there is more extensive adaptability, in the objective table reference seat 12 Portion is provided with rectangular transmitted light through-hole 22.It can use this transmitted light through-hole 22 in this way and use light to sample in lower section Load is illuminated.

Due to using ball slide rail knot between objective table reference seat 12 in the utility model and objective table supporting guide frame 15 Structure, 22 two sides of transmitted light through-hole in the objective table reference seat 12 facilitate setting strip limit hole 23, the loading Cylindrical spacing head 24 is provided on platform supporting guide frame 15, the end of spacing head 24 is inserted into limit hole 23.By above-mentioned Cooperation between spacing head 24 and limit hole 23 can achieve the effect of limitation objective table Y-axis sliding distance, avoid spherical guide As being more than to be damaged caused by effective sliding stroke.

One end of the objective table supporting guide frame 15 is fixed on microscope body frame in the present invention.One As situation be to be fixed on microscope stand ontology, as the brace foundation of entire objective table.

Described above is only the preferred embodiment of the utility model, and above-mentioned specific embodiment is not to the utility model Limitation.In the technical idea scope of the utility model, various modifications and modification, the ordinary skill of all this fields can occur Retouching, modification or the equivalent replacement that personnel are made as described above belong to the range that the utility model is protected.

Claims (8)

1. a kind of microscope carrier of double fixed pulley horizontal shift structures, it is characterised in that: the objective table is by objective table Reference seat, objective table supporting guide frame, load fixing card and the two-way fixed pulley propeller composition being fixed on objective table, it is described Objective table reference seat be square plate shape structure, the corner location of objective table reference seat is provided with fixed pulley mounting hole, is located at The edge at objective table reference seat rear portion is fixed rack, and fixed rack end positions are fixed with other one by screw and slide in parallel Rail is provided with the sliding block matched with above-mentioned sliding rail between fixed rack and parallel sliding track, fixed load is installed on sliding block and is fixed Card, there are gap, above-mentioned fixed rack and parallel sliding track and sliding block are common between load fixing card and objective table reference seat upper surface The X-axis of microscope carrier is constituted, objective table reference seat lower section is fixed, and there are two ball slide rail module, the ball slide rail moulds The side of block is fixed in objective table reference seat, and other side is separately fixed on objective table supporting guide frame, the ball Track module and objective table supporting guide frame constitute the Y-axis of microscope carrier, and the two-way fixed pulley propeller is by two Fixed pulley group and combination adjustment handwheel are constituted, and two fixed pulley groups are fixed on the fixed pulley peace of microscope reference seat It fills in hole, the driving wheel that two fixed pulley crossover locations are equipped in two groups of fixed pulleys simultaneously connects, combination with adjustment handwheel is combined Adjustment handwheel is made of inner shaft lever and the quill being sleeved on inner shaft lever, and above-mentioned inner shaft lever and quill are separately connected one Handwheel is adjusted, the fixed pulley group is made of two fixed pulleys and the crawler belt being sleeved on two fixed pulleys, above-mentioned inner shaft A fixed pulley in two groups of fixed pulley groups is installed respectively on bar and quill, is divided on the crawler belt in two groups of fixed pulley groups It is not fixed with crawler belt binding clasp, one of crawler belt binding clasp is connected and fixed with the sliding block in the X-axis on objective table, another Crawler belt binding clasp is connected and fixed with objective table.

2. a kind of microscope carrier of double fixed pulley horizontal shift structures according to claim 1, it is characterised in that: institute The fixed pulley fixation hole for the objective table reference seat corner location stated is provided with pulley fixed pedestal on fixation hole, sequentially uses it In three fixation holes and fixed pedestal for installing two groups of fixed pulley groups, and be located in the middle fixation hole and fixed pedestal for pacifying Fill the driving wheel of two pulley blocks.

3. a kind of microscope carrier of double fixed pulley horizontal shift structures according to claim 1, it is characterised in that: institute Two side position of objective table reference seat stated is respectively arranged with scale mounting groove, is provided with Y-axis graduated scale, the graduated scale side It is provided with the tuning drive gear of L-type, which is mounted on microscope guide rail supporting frame, and tuning drive gear is located at scale installation It is moved in slot.

4. a kind of microscope carrier of double fixed pulley horizontal shift structures according to claim 1, it is characterised in that: institute It states and is provided with Decorative Cover above fixed rack and parallel sliding track and sliding block, by the threaded hole that objective table reference seat lower part is arranged in It is fixed in objective table reference seat, is provided with graduated scale in the Decorative Cover, pointer setting corresponding with the graduated scale is filling In piece fixing card.

5. a kind of microscope carrier of double fixed pulley horizontal shift structures according to claim 1, it is characterised in that: Gu Determine sliding rail and parallel sliding track is the dovetail slideway that section is trapezium structure, is then provided on sliding block and above-mentioned dovetail slideway pair The swallowtail-shaped slide answered.

6. a kind of microscope carrier of double fixed pulley horizontal shift structures according to claim 1, it is characterised in that: institute Rectangular transmitted light through-hole is provided in the middle part of the objective table reference seat stated.

7. a kind of microscope carrier of double fixed pulley horizontal shift structures according to claim 1, it is characterised in that: institute Transmitted light through-hole two sides in the objective table reference seat stated facilitate setting strip limit hole, the objective table supporting guide frame On be provided with cylindrical spacing head, in the end insertion limit hole of spacing head.

8. a kind of microscope carrier of double fixed pulley horizontal shift structures according to claim 1, it is characterised in that: institute The one end for the objective table supporting guide frame stated is fixed on microscope body frame.