阅读说明：本技术 一种用于显微镜的载物台调节装置 (Stage adjusting device for microscope ) 是由 吴曼乔 商学谦 张鹏宇 张志龙 郭灵犀 孙宝亮 潘红九 马鸣 李萌萌 杨晨 许宝 于 2019-08-30 设计创作，主要内容包括：本申请实施例涉及显微镜技术领域,具体地,涉及一种用于显微镜的载物台调节装置。该载物台调节装置包括载物台支撑导轨架、载物台基准座、载物台基准平板、直线电机、旋转电机、旋转台以及旋转台支架；载物台基准座能够移动地安装于载物台支撑导轨架；载物台基准平板能够移动地安装于载物台基准座；旋转台支架固定安装于载物台基准平板；旋转台能够旋转地安装于旋转台支架；直线电机与载物台基准座和载物台基准平板均传动连接；旋转电机与旋转台传动连接；旋转台设置有输出轴。该载物台调节装置通过直线电机进行位置调节能够提高调节精度。(The embodiment of the application relates to the technical field of microscopes, in particular to an object stage adjusting device for a microscope. The objective table adjusting device comprises an objective table supporting guide rail frame, an objective table reference seat, an objective table reference flat plate, a linear motor, a rotating table and a rotating table support; the object stage reference seat is movably arranged on the object stage support guide rail frame; the object stage reference flat plate is movably arranged on the object stage reference seat; the rotating platform bracket is fixedly arranged on the objective table reference flat plate; the rotating platform can be rotatably arranged on the rotating platform bracket; the linear motor is in transmission connection with the objective table reference seat and the objective table reference flat plate; the rotating motor is in transmission connection with the rotating platform; the rotating platform is provided with an output shaft. The adjusting device of the objective table can improve the adjusting precision by adjusting the position through the linear motor.)

1. an object stage adjusting device for a microscope is characterized by comprising an object stage supporting guide rail frame, an object stage reference seat, an object stage reference flat plate, a linear motor, a rotating table and a rotating table bracket; wherein:

The object stage reference seat is movably arranged on the top of the object stage support guide rail frame along the horizontal direction;

the object stage reference flat plate is movably arranged at the top of the object stage reference seat along the horizontal direction;

The rotating platform bracket is fixedly arranged on the top surface of the object stage reference flat plate;

The rotating table is rotatably mounted on the rotating table bracket around the axis line of the rotating table;

The linear motor is in transmission connection with the objective table reference seat and the objective table reference flat plate and is used for driving the objective table reference seat and the objective table reference flat plate to move;

the rotating motor is in transmission connection with the rotating platform and is used for driving the rotating platform to rotate;

The rotating table is provided with an output shaft extending in the horizontal direction.

2. The stage adjustment apparatus of claim 1, wherein the linear motor comprises an X-direction linear motor and a Y-direction linear motor;

the X-direction linear motor is fixedly arranged on the object stage reference seat and used for driving the object stage reference flat plate to move along a first direction;

The Y-direction linear motor is fixedly arranged on the object stage support guide rail frame and used for driving the object stage reference seat to move along a second direction, and the second direction is perpendicular to the first direction.

3. the object table adjustment device of claim 2, wherein the first direction is a transverse direction and the second direction is a longitudinal direction.

4. The stage adjustment device of claim 3, wherein the rotation motor is fixedly mounted to the stage reference plate or the rotation table support.

5. the object table adjustment device of claim 2, wherein the top of the object table support rail frame is provided with a raised slide rail;

The bottom of the object stage reference seat is provided with a sliding groove in sliding fit with the sliding rail.

6. The stage adjustment device of claim 5, wherein a guide rail is provided on top of the stage reference base;

and the bottom of the objective table reference flat plate is provided with a guide groove which is in sliding fit with the guide rail.

7. the stage adjustment device of claim 6, wherein the rail extends in the first direction; the slide rail extends along the second direction.

8. The object table adjusting device according to any one of claims 1-7, further comprising a coupling fixedly mounted on an end of the output shaft and configured to be in transmission connection with a driving shaft of the clamping assembly.

9. The stage adjustment apparatus of claim 8, further comprising a stage fixedly mounted to a top surface of the stage reference plate, the stage configured to fixedly mount the clamping assembly.

10. the stage adjustment device of claim 9, wherein the turntable is provided with a scale in a circumferential direction.

Technical Field

the application relates to the technical field of microscopes, in particular to an object stage adjusting device for a microscope.

background

The stage of the microscope is used to place the specimen to be observed. In the using process, the position of the objective table needs to be adjusted when a sample is clamped, so that the sample enters an optimal observation angle or each angle and position of the sample are conveniently observed and scanned; when the scanning imaging device works, scanning imaging of small incremental movement and rotation of the object stage is required, the object stage is required to have a quick adjusting function, and the object stage adjusting device is required to have durability, stability and high precision.

the existing adjusting device for the objective table is propelled by a gear rack, the comfort of use is influenced by attached lubricating oil on the gear rack, and the gear rack can be abraded and scratched after being used for multiple times, so that the adjusting precision is influenced.

Disclosure of Invention

The embodiment of the application provides an objective table adjusting device for a microscope, and the objective table adjusting device can improve the adjusting precision by adjusting the position through a linear motor.

The embodiment of the application provides an object stage adjusting device which comprises an object stage supporting guide rail frame, an object stage reference seat, an object stage reference flat plate, a linear motor, a rotating table and a rotating table support; wherein:

the object stage reference seat is movably arranged on the top of the object stage support guide rail frame along the horizontal direction;

The object stage reference flat plate is movably arranged at the top of the object stage reference seat along the horizontal direction;

The rotating platform bracket is fixedly arranged on the top surface of the object stage reference flat plate;

The rotating table is rotatably mounted on the rotating table bracket around the axis line of the rotating table;

The linear motor is in transmission connection with the objective table reference seat and the objective table reference flat plate and is used for driving the objective table reference seat and the objective table reference flat plate to move;

The rotating motor is in transmission connection with the rotating platform and is used for driving the rotating platform to rotate;

the rotating table is provided with an output shaft extending in the horizontal direction.

preferably, the linear motor comprises an X-direction linear motor and a Y-direction linear motor;

The X-direction linear motor is fixedly arranged on the object stage reference seat and used for driving the object stage reference flat plate to move along a first direction;

The Y-direction linear motor is fixedly arranged on the object stage support guide rail frame and used for driving the object stage reference seat to move along a second direction, and the second direction is perpendicular to the first direction.

Preferably, the first direction is a transverse direction and the second direction is a longitudinal direction.

Preferably, the rotating motor is fixedly mounted to the stage reference plate or the rotating table support.

Preferably, a raised sliding rail is arranged at the top of the object stage supporting guide rail frame;

The bottom of the object stage reference seat is provided with a sliding groove in sliding fit with the sliding rail.

Preferably, a guide rail is arranged at the top of the object stage reference seat;

and the bottom of the objective table reference flat plate is provided with a guide groove which is in sliding fit with the guide rail.

Preferably, the guide rail extends in the first direction; the slide rail extends along the second direction.

Preferably, the clamping device further comprises a coupler, wherein the coupler is fixedly installed at the end part of the output shaft and is used for being in transmission connection with a driving rotating shaft of the clamping assembly.

Preferably, the device further comprises an object stage fixedly arranged on the top surface of the object stage reference flat plate, and the object stage is used for fixedly arranging the clamping assembly.

preferably, the rotating table is provided with scales in the circumferential direction.

The objective table adjusting device provided by the embodiment of the application has the following beneficial effects:

Above-mentioned objective table adjusting device is when being used for the microscope, can be with the centre gripping subassembly fixed mounting of centre gripping sample on the output shaft of revolving stage, the observation angle of sample is adjusted in the rotation through the output shaft, and simultaneously, can also move in order to adjust the position of sample on the horizontal direction through linear electric motor drive objective table reference plate and objective table reference seat on the horizontal direction, make objective table adjusting device have a plurality of degrees of freedom, thereby realize observation and the scanning to the multi-angle of sample through rotating electrical machines and linear electric motor, make the sample get into best observation angle or make the sample obtain omnidirectional observation and scanning. Because the objective table adjusting device adopts the linear motor and the rotary motor as power sources of the microscope objective table, the transmission path and the transmission structure are simple, the transmission and the number of parts are reduced, the accumulated error is small, the adjustment is flexible and the adjustment precision is high; therefore, the object stage adjusting device can improve the adjusting precision by adjusting the position through the linear motor.

drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic structural diagram of an object stage adjustment device according to an embodiment of the present disclosure.

reference numerals:

1-the object stage supports the guide rail frame; 2-stage reference base; 3-stage reference plate; 4-a rotating electrical machine; 5-rotating the platform; 6-rotating table support; 7-a coupler; an 8-X direction linear motor; a 9-Y direction linear motor; 10-an object stage; 11-a slide rail; 12-a chute; 13-a through hole; a-a first direction; b-a second direction; c-direction of rotation.

Detailed Description

In order to make the technical solutions and advantages of the embodiments of the present application more apparent, the following further detailed description of the exemplary embodiments of the present application with reference to the accompanying drawings makes it clear that the described embodiments are only a part of the embodiments of the present application, and are not exhaustive of all embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

the object stage adjusting device in the embodiment of the application is used for a microscope, is mainly used for loading samples, and carries out position adjustment and angle adjustment on the loaded samples, so that the samples enter the optimal observation position and angle, and meanwhile, the object stage adjusting device is convenient for an operator to adjust the position and angle of the samples, so that the operator can observe and scan the sample information at the specific position.

As shown in the structure of fig. 1, the present application provides an object stage adjusting device, which includes an object stage support rail frame 1, an object stage reference seat 2, an object stage reference flat plate 3, a linear motor, a rotary motor 4, a rotary table 5, and a rotary table support 6; wherein:

The object stage reference seat 2 is movably arranged on the top of the object stage support guide rail frame 1 along the horizontal direction; as shown in the structure of fig. 1, an object stage supporting guide rail frame 1 is arranged at the bottom of the object stage adjusting device, the object stage supporting guide rail frame 1 is used as the base of the object stage adjusting device and can be installed on a workbench for placing a microscope, and an object stage reference seat 2 is installed at the top of the object stage supporting guide rail frame 1; the objective table reference seat 2 is driven by a Y-direction linear motor 9 to reciprocate along a second direction B relative to the objective table support guide rail frame 1; in a specific mounting structure, a primary coil of the Y-direction linear motor 9 can be fixedly connected to the stage support rail frame 1, and a secondary coil of the Y-direction linear motor 9 can be fixedly connected to the stage reference base 2;

The objective table reference flat plate 3 is movably arranged on the top of the objective table reference seat 2 along the horizontal direction; as shown in the structure of fig. 1, a stage reference plate 3 is mounted on the top of the stage reference base 2, and the stage reference plate 3 is used for mounting a stage 10, a clamping assembly (not shown in the figure) for clamping a sample, a rotating table bracket 6 and a rotating table 5; the object stage reference flat plate 3 can realize reciprocating motion along a first direction A relative to the object stage reference seat 2 by the driving of an X-direction linear motor 8; in a specific mounting structure, a primary coil of the X-direction linear motor 8 can be fixedly connected to the objective table reference seat 2, and a secondary coil of the X-direction linear motor 8 can be fixedly connected to the objective table reference flat plate 3; the first direction a and the second direction B are directions indicated by arrows in fig. 1, the first direction a may be a transverse direction, and the second direction B may be a longitudinal direction;

the rotating platform bracket 6 is fixedly arranged on the top surface of the objective table reference flat plate 3; as shown in fig. 1, the turntable support 6 is fixedly mounted on one end of the stage reference plate 3, and the turntable support 6 is used for supporting the turntable 5;

the rotary table 5 is rotatably mounted on the rotary table holder 6 around the axis thereof; as shown in the structure of fig. 1, an output shaft is arranged on a surface of the rotating platform 5, which is away from the rotating platform bracket 6, and the rotation of the output shaft can drive the clamping assembly to rotate, so as to realize the angle adjustment of the sample;

the linear motor is in transmission connection with the objective table reference seat 2 and the objective table reference flat plate 3 and is used for driving the objective table reference seat 2 and the objective table reference flat plate 3 to move; as shown in the structure of fig. 1, the linear motor may include an X-direction linear motor 8 and a Y-direction linear motor 9; the X-direction linear motor 8 is fixedly arranged on the objective table reference seat 2 and used for driving the objective table reference flat plate 3 to move along the first direction A; the Y-direction linear motor 9 is fixedly arranged on the objective table support guide rail frame 1 and used for driving the objective table reference seat 2 to move along a second direction B, and the second direction B is perpendicular to the first direction A;

the rotating motor 4 is in transmission connection with the rotating platform 5 and is used for driving the rotating platform 5 to rotate; as shown in the structure of fig. 1, the rotating motor 4 is installed at one side of the rotating platform bracket 6, the rotating motor 4 can be directly and fixedly installed on the rotating platform bracket 6, or can be directly installed on the objective table reference flat plate 3, and the rotating platform 5 is driven to rotate through the transmission connection with the rotating platform 5;

The rotary table 5 is provided with an output shaft extending in a horizontal direction, and as shown in the structure of fig. 1, the rotary table 5 is provided with an output shaft extending from one side surface of the rotary table bracket 6, the output shaft extends in the horizontal direction, and the extending direction of the axis line of the output shaft is the same as the first direction a.

above-mentioned objective table adjusting device is when being used for the microscope, can be with the centre gripping subassembly fixed mounting of centre gripping sample on the output shaft of revolving stage 5, the observation angle of sample is adjusted in the rotation through the output shaft, simultaneously, can also move in order to adjust the position of sample on the horizontal direction through linear electric motor drive objective table benchmark flat board 3 and objective table benchmark seat 2 on the horizontal direction, thereby realize observation and the scanning to the multi-angle of sample through rotating electrical machines 4 and linear electric motor, make the sample get into the best observation angle or make the sample obtain omnidirectional observation and scanning.

because the objective table adjusting device adopts the linear motor and the rotating motor 4 as power sources of the microscope objective table 10, the transmission path and the transmission structure are simple, the number of transmission mechanisms and parts is reduced, the accumulated error is small, the adjustment is flexible, and the adjustment precision is high; meanwhile, the objective table reference flat plate 3 provides a unified reference for the horizontal movement and rotation of the sample, which is beneficial to further reducing the accumulated error, therefore, the objective table adjusting device can improve the adjusting precision by adjusting the position through the linear motor.

in order to further improve the adjustment precision, a convex slide rail 11 is arranged at the top of the object stage supporting guide rail frame 1; the slide rail 11 extends in a second direction B; the bottom of the object stage reference seat 2 is provided with a sliding chute 12 which is in sliding fit with the sliding rail 11. As shown in the structure of fig. 1, a convex slide rail 11 is arranged at the top of the object stage support guide rail frame 1, the cross section of the slide rail 11 is rectangular, and the cross section of the slide rail 11 can also be trapezoidal, triangular, dovetail-shaped or the like; the bottom of the object stage reference seat 2 is provided with a sliding groove 12 in sliding fit with the sliding rail 11, the shape of the sliding groove 12 is matched with the shape of the sliding rail 11, and the sliding of the object stage reference seat 2 along the second direction B is guided through the matching of the sliding rail 11 and the sliding groove 12, so that the adjusting precision of the object stage reference seat 2 moving along the object stage support guide rail frame 1 is improved.

Similarly, the top of the object stage reference seat 2 is provided with a guide rail; the guide rail extends in a first direction a; the bottom of the object stage reference flat plate 3 is provided with a guide groove which is matched with the guide rail in a sliding way. As shown in the structure of fig. 1, an object stage reference flat plate 3 is arranged on the top of the object stage reference seat 2, a guide rail extending along the first direction a is arranged on the top of the object stage reference seat 2, the cross section of the guide rail can be rectangular, triangular, trapezoidal, dovetail-shaped, T-shaped and the like, a guide groove matched with the shape of the guide rail is arranged at the bottom of the object stage reference flat plate 3, and the object stage reference flat plate 3 is guided to move along the first direction a through the sliding fit of the guide rail and the guide groove, so that the adjusting precision of the object stage reference flat plate 3 moving along the object stage reference seat 2 is improved.

In order to facilitate the rotational connection between the rotating platform 5 and the clamping assembly, the stage adjusting device further includes a coupling 7, and the coupling 7 is fixedly mounted on an end portion of an output shaft of the rotating platform 5 and is used for driving a driving rotating shaft (not shown) connected with the clamping assembly.

Owing to be provided with shaft coupling 7 on the output shaft of revolving stage 5 for on the output shaft of revolving stage 5 can be conveniently, installed fast to the drive pivot of centre gripping subassembly, and make the drive pivot of centre gripping subassembly coaxial with the output shaft, the observation angle that can the direct control sample through rotating electrical machines 4, and then make things convenient for microscope user's observation, improve microscopical work efficiency.

in order to facilitate installation of the clamping assembly for clamping the sample, as shown in the structure of fig. 1, the stage adjusting device further includes a stage 10 fixedly installed on the top surface of the stage reference plate 3, and the stage 10 is used for fixedly installing the clamping assembly. As shown in the structure of figure 1, the objective table 10 is arranged at two ends of the objective table reference plate 3 opposite to the rotating table 5, the objective table 10 can be used for directly placing samples and also can be used for fixedly installing clamping components for clamping samples, the height of the samples can be adjusted through the objective table 10, in addition, the objective table 10 with different structures can be replaced to deal with the clamping components with different structures, the defect that only a specific clamping component can be used due to the single installation and fixing mode of the objective table reference plate 3 is avoided, and therefore the application range and the use efficiency of the objective table adjusting device can be improved.

as shown in the structure of fig. 1, the rotation table 5 is provided with scales in the circumferential direction for controlling the rotation angle of the sample. Through setting up at 5 circumference scales of revolving stage, at the in-process that drives the sample rotation through rotating electrical machines 4 control revolving stage 5, can accurate control rotation angle to adjust the sample to best observation position and angle, thereby improve regulation efficiency.

As shown in the structure of fig. 1, a through hole 13 for transmitting light is further disposed on the stage 10, the through hole 13 may be a rectangular hole as shown in the structure of fig. 1, or may also be a light-transmitting through hole 13 in any shape, such as a circular hole, a square hole, and the like, and the specific location of the through hole 13 on the stage 10 and the size parameters of the through hole 13 may be set according to actual needs, and the shape and size of the through hole 13 illustrated in fig. 1 are not limited.

While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.