CN213814129U

CN213814129U - Slide glass clamping device

Info

Publication number: CN213814129U
Application number: CN202023094832.4U
Authority: CN
Inventors: 谢晓鸿; 谢时灵; 黄京鹏
Original assignee: Shandong Stars Bioindustry Co ltd; Shandong Shidasi Medical Technology Co ltd
Current assignee: Shandong Stars Bioindustry Co ltd; Shandong Shidasi Medical Technology Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-07-27
Anticipated expiration: 2030-12-21

Abstract

The utility model provides a clamping device of slide glass, includes power device, limit switch, first clamp and clamp seat, the clamp seat includes two mutual disposition's clamping jaw, power device fixes on clamp seat upper portion through the fixing base that sets up at the power device head, the power device head stretches out downwards threaded lead screw, first clamp is connected to threaded lead screw below, first clamp sets up between two clamping jaws, can follow vertical direction motion under power device's effect, the head of first clamp is provided with first tong head, first tong head stretches out the clamp seat, the clamp seat is provided with the second tong head in the below of first tong head, the afterbody top of first clamp is provided with limit switch, the limit switch minimum is less than clamp seat up end. The utility model discloses it is small, simple structure has shortened clamping device's work flow, has saved the inside valuable space of machine is examined to the mirror.

Description

Slide glass clamping device

Technical Field

The utility model relates to an optical microscope technical field, concretely relates to slide glass clamping device.

Background

An optical microscope is an optical instrument consisting of a lens or a combination of several lenses. The microscope uses the magnifying imaging principle of a convex lens to magnify a tiny object sample which can not be resolved by human eyes to a size which can be resolved by the human eyes. With the development of the technology, the structure of the optical microscope is reduced and put into a microscopic examination system, the image of the microscope can be directly displayed on a screen, and an analysis result can be automatically generated according to the observed image.

The microscopic examination system on the market at present needs to manually move the observed slide glass, is time-consuming and labor-consuming, and is very easy to pollute the observed sample. In the prior art, a glass slide clamping device of an microscopic examination system is large in size in order to realize automation, the work flow of conveying a glass slide by the clamping device is long, precious space in a microscopic examination machine is occupied, and microscopic examination analysis efficiency is low.

SUMMERY OF THE UTILITY MODEL

For the slide glass clamping device who solves among the above-mentioned microscopic examination system occupy the microscopic examination machine inner space big, transport the longer problem of slide glass's workflow, the utility model provides a modified slide glass clamping device, it is small, simple structure has shortened clamping device's workflow, has saved the inside valuable space of microscopic examination machine.

The technical scheme of the utility model as follows:

a clamping device of a glass slide, which comprises a power device, a limit switch, a first clamp and a clamp seat, the clamp seat comprises two clamping jaws which are oppositely arranged, the power device comprises a motor and a gear box, the gear box is arranged at the head of the motor, the power device is fixed at the upper part of the clamp seat through a fixed seat arranged at the head of the gear box, the head of the gear box extends downwards to form a threaded screw rod, a first clamp is connected below the threaded screw rod, the first clamp is arranged between the two clamping jaws and can move along the vertical direction under the action of the power device, the head part of the first clamp is provided with a first clamp head which extends out of the clamp seat, the clamp seat is provided with a second clamp head below the first clamp head, a limit switch is arranged above the tail of the first clamp, and the lowest point of the limit switch is lower than the upper end face of the clamp seat. And in the process of moving the first clamp upwards, the limit switch can control the moving distance of the first clamp.

Further, the limit switch may use a travel switch with a mechanical trigger head, or a proximity switch that does not require mechanical direct contact with a moving part.

Furthermore, a limiting block is arranged on the back of the first clamp, and the top of the limiting block is lower than the upper end face of the clamp seat. When the limit switch is prevented from failing, the limit block can limit the upward moving distance of the first clamp.

Furthermore, the top of the limiting block is a plane, and the projection of the fixing seat in the vertical direction intersects with the limiting block. The limiting block and the lower bottom surface of the fixing seat can be attached together to apply force conveniently.

Preferably, the area that the fixing base projects onto the stopper accounts for more than 1/2 of stopper top surface area, makes the stopper fully contact with the fixing base bottom surface, improves the life of stopper and fixing base.

According to the slide glass clamping device, the wiring board is arranged at the tail part of the motor and connected with the control device, and the fixing seat is arranged at the head part of the motor. The motor is connected with the control device and is directly controlled by a program arranged in the control device, and the reliability is high.

Further, the distance from the lowest point of the limit switch to the first clamp is smaller than the distance from the top of the limit block to the fixed seat.

According to the slide glass clamping device, the first clamp back is provided with the limiting block, and the height of the limiting block is lower than the height from the first clamp back to the upper surface of the clamp seat. The design of the limiting block can prevent the clamping device from damaging other parts inside the microscopic examination machine when the limiting switch fails.

Further, the area of the first clamping head is 3/5-4/5 of the area of the slide clamping part. The first clamp head is designed to reduce the volume as much as possible on the premise of effectively clamping the glass slide, so that the internal space of the microscopic examination machine is saved.

Further, the first clamp head and the second clamp head are the same in shape and size.

The beneficial effects of the utility model reside in that:

the utility model discloses slide glass clamping device is small, simple structure. The power device is fixed on the clamp seat through the fixed seat, and is convenient and simple to detach and convenient to maintain. The first clamp head is designed to reduce the volume as much as possible on the premise of effectively clamping the glass slide, so that the internal space of the microscopic examination machine is saved.

Drawings

The aspects and advantages of the present application will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention.

In the drawings:

FIG. 1 is a perspective view of the slide retaining device of this embodiment;

FIG. 2 is a schematic perspective view of the clamping device of the power removing apparatus of the present embodiment;

FIG. 3 is a plan view of the power unit of the present embodiment;

FIG. 4 is a front view of the power unit of the present embodiment;

FIG. 5 is a perspective view of the first clamp of the present embodiment;

FIG. 6 is a perspective view of the clamp base of the present embodiment;

the components represented by the reference numerals in the figures are:

1. the power device, 11, fixing base, 12, first connecting hole, 13, wiring board, 14, screw lead screw, 15, gearbox, 16, motor, 2, limit switch, 21, trigger head, 3, first clamp, 31, stopper, 32, first clamp head, 4, clamp seat, 41, second clamp head, 42, second connecting hole, 43, clamping jaw.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. It should be noted that these embodiments are provided so that this disclosure can be more completely understood and fully conveyed to those skilled in the art, and the present disclosure may be implemented in various forms without being limited to the embodiments set forth herein.

Examples

Referring to fig. 1, the slide glass clamping device comprises a power device 1, a limit switch 2, a first clamp 3 and a clamp seat 4, wherein the clamp seat 4 comprises two clamping jaws 43 which are oppositely arranged, the power device 1 comprises a motor 16 and a gearbox 15, the gearbox 15 is arranged at the head of the motor 16, and the power device 1 is fixed at the upper part of the clamp seat 4 through a fixing seat 11 arranged at the head of the gearbox 15. Preferably, the motor 16 is a micro stepping motor, which has high sensitivity and small volume. The head of the gearbox 15 extends downwards to form a threaded screw rod 14, a first clamp 3 is connected to the lower portion of the threaded screw rod 14, the first clamp 3 is arranged between two clamping jaws 43 and can move in the vertical direction under the action of the power device 1, a first clamp head 32 is arranged at the head of the first clamp 3, the first clamp head 32 extends out of a clamp seat 4, a second clamp head 41 is arranged below the first clamp head 32 on the clamp seat 4, a limit switch 2 is arranged above the tail of the first clamp 3, and the lowest point of the limit switch 2 is lower than the upper end face of the clamp seat 4. The limit switch 2 can control the moving distance of the first clamp 3 during the upward movement of the first clamp 3.

Referring to fig. 2, the first and

second clamp heads

32 and 41 are identical in shape and size.

Further, the first clamping head 32 and the second clamping head 41 have the area 3/5-4/5 of the area of the clamping part of the slide glass. Preferably, the head of the clamping head is an inclined surface. The design of the clamp head reduces the volume as much as possible on the premise of effectively clamping the glass slide, and saves the internal space of the microscopic examination machine.

Referring to fig. 2, the limit switch 2 in the present embodiment adopts a mechanical trigger type limit switch 2 with a trigger head, and the reliability is higher. The limit switch 2 is arranged above the tail part of the first clamp 3, and the trigger head 21 is arranged below the limit switch 2.

Further, the distance from the trigger head 21 to the first clamp 3 is less than the distance from the top of the stopper 31 to the fixing base 11. When the clamping device is to release the slide glass, the micro stepping motor drives the first clamp 3 to move upwards, and when the tail of the first clamp 3 touches the trigger head 21, the limit switch 2 sends a signal to the control device, and the control device stops the micro stepping motor.

Referring to fig. 5, a stopper 31 is arranged at the back of the first clamp 3, and the top of the stopper 31 is lower than the upper end surface of the clamp seat 4. In order to prevent the limit switch 2 from being out of work, the limit block 31 can also limit the upward moving distance of the first clamp 3.

Further, stopper 31 top is the plane, fixing base along the projection of vertical direction and stopper 31 have the intersection. So that the stopper 31 can be conveniently attached to the lower bottom surface of the fixing seat 11 to apply force.

Furthermore, the area of the fixing seat 11 projected onto the limiting block 31 accounts for more than 1/2 of the surface area of the top of the limiting block 31, so that the limiting block 31 can fully contact with the bottom surface of the fixing seat 11, and the service lives of the limiting block 31 and the fixing seat 11 are prolonged.

Referring to fig. 2-4, the micro stepping motor is provided with a wiring board 13 at the tail for connecting with a control device, a fixing base 11 at the head, and a first connecting hole 12 at each side of the fixing base 11. The micro stepping motor is connected with the control device and is directly controlled by a built-in program of the control device, and the reliability is high.

Referring to fig. 6, a second connection hole 42 is formed at each of both sides of the upper portion of the caliper seat 4, and the power unit is fixed to the upper portion of the caliper seat 4 by a connection member passing through the second connection hole 42 and the first connection hole 12. The power device is fixed on the clamp seat 4 through the fixed seat 11, and is convenient to maintain in the future.

The working principle of the clamping device is that the control device sends a signal to move the clamping device, so that the clamping part of the glass slide is positioned between the first clamping head 32 and the second clamping head 41, the control device sends a signal, the miniature stepping motor is electrified and rotated to drive the first clamp 3 to move downwards, and when the first clamping head 32 and the second clamping head 41 clamp the clamping part of the glass slide, the control device controls the miniature stepping motor to stop rotating, so that the clamping work of the glass slide is completed.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A clamping device for a glass slide is characterized by comprising a power device, a limit switch, a first clamp and a clamp seat, the clamp seat comprises two clamping jaws which are oppositely arranged, the power device comprises a motor and a gear box, the gear box is arranged at the head of the motor, the power device is fixed at the upper part of the clamp seat through a fixed seat arranged at the head of the gear box, the head of the gear box extends downwards to form a threaded screw rod, a first clamp is connected below the threaded screw rod, the first clamp is arranged between the two clamping jaws and can move along the vertical direction under the action of the power device, the head part of the first clamp is provided with a first clamp head which extends out of the clamp seat, the clamp seat is provided with a second clamp head below the first clamp head, a limit switch is arranged above the tail of the first clamp, and the lowest point of the limit switch is lower than the upper end face of the clamp seat.

2. The slide glass clamping device as claimed in claim 1, wherein the first clamp back is provided with a limiting block, and the top of the limiting block is lower than the upper end face of the clamp seat.

3. A slide holding device as claimed in claim 2, wherein the top of the stopper is flat.

4. The slide clamping device of claim 3, wherein the projection of the fixing base in the vertical direction intersects with the limiting block.

5. The slide holding device as claimed in claim 4, wherein the area of the fixing base projected onto the stopper is greater than 1/2 of the surface area of the top of the stopper.

6. A slide holding apparatus as claimed in any one of claims 2 to 5, wherein the distance from the lowest point of the limit switch to the first jaw is less than the distance from the top of the limit switch to the retaining base.

7. A slide holding apparatus as claimed in claim 6, wherein the first clamping head has an area 3/5-4/5 of the area of the slide holding portion.

8. A slide holding apparatus as claimed in claim 7, wherein the first and second clamping heads are of the same shape and size.

9. The slide glass holding apparatus as claimed in claim 1, wherein the motor has a terminal plate at a rear portion thereof for connection to the control unit and a holder at a head portion thereof.