Adsorption rubbing mechanism

Abstract

The utility model belongs to the technical field of cell slide preparation and dyeing devices, and particularly relates to an adsorption rubbing mechanism which comprises a rack, a rotary clamping unit, a separation unit and an adsorption unit, and the rotary clamping unit comprises a first driving wheel, a first driven wheel, a first motor and a clamp which are driven through a first belt; the separation unit comprises a second driving and driven wheel driven by a second belt, a sliding block and a separation shifting fork which are connected with the second belt through a shifting fork belt fixing plate, and an adsorption unit comprises a third motor, a threaded rod, a movable bracket, a buffer tank, a mounting bracket and an adsorption head. The device can be automatically aligned with the adsorption unit and the film cup, automatic adsorption rubbing is achieved, and the rubbing efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model belongs to cell sectioning and staining device technical field, concretely relates to a kind of adsorption transfer mechanism. BACKGROUND

[0002] In the process of extracting the cell liquid to be tested for sectioning and staining, the cells need to be adsorbed and transferred to separate the liquid from the cells, and then transferred to the slide. The existing adsorption transfer mechanism has limited automation, and often requires manual separation and transfer of cells, which may cause the adsorption device to fail to accurately align the cell-containing membrane cup, resulting in position deviation, cell overlap, and poor subsequent staining effect. SUMMARY

[0003] The utility model aims to solve the problem of insufficient automation and unstable adsorption effect of the adsorption transfer mechanism described in the background. A new adsorption transfer mechanism is proposed, which can automatically complete cell adsorption and transfer, realize automatic homing, and repeat the adsorption and transfer steps, greatly improving efficiency.

[0004] To achieve the above-mentioned purpose, an adsorption transfer mechanism is adopted, which comprises:

[0005] A rack is provided with a slide rail.

[0006] A rotary clamping unit comprises a first motor, a first driving wheel, a first driven wheel, a clip and a first belt. The first motor is fixed on the rack, the output end of the first motor is fixedly connected with the first driving wheel, the first driven wheel is rotatably connected with the rack, and the first driving wheel and the first driven wheel are driven by the first belt.

[0007] A separation unit comprises a second motor, a second driving wheel, a second driven wheel, a separation yoke, a yoke belt fixing plate, a sliding block and a second belt. The output end of the second motor is fixedly connected with the second driving wheel, the second driven wheel is rotatably connected with the rack, the second driving wheel and the second driven wheel are driven by the second belt, one end of the yoke belt fixing plate is connected with the second belt, the other end of the yoke belt fixing plate is connected with the sliding block, the sliding block is in sliding fit with the slide rail, and one side of the sliding block is fixedly connected with the separation yoke.

[0008] The adsorption unit comprises a third motor, a threaded rod, a moving support, a buffer tank, a mounting support and an adsorption head, the mounting support is fixedly connected with the rack, one end of the threaded rod is fixedly connected with the output end of the third motor, the other end of the threaded rod is rotatably connected with the mounting support, the moving support is slidably connected with the threaded rod, the buffer tank is fixedly connected with the moving support, and the top of the buffer tank is connected with the adsorption head.

[0009] In the above technical scheme, the adsorption and transfer mechanism is used in cooperation with the double-layer membrane cup, the clamp can clamp the membrane cup containing the cell dispersion liquid, the membrane cup can be rotated by 180 degrees to make the opening of the membrane cup face downward, the adsorption unit can make the buffer tank and the adsorption head move upward to be connected with the opening of the membrane cup through the screw structure, the liquid of the cell dispersion liquid is extracted, and the cells are attached to the membrane of the membrane cup, the buffer tank and the adsorption head are controlled to move downward to separate the double-layer membrane cup, the separation fork in the separation unit can be controlled to move leftward and rightward, and the cells are transferred to the glass slide through cooperation with the glass slide gripper.

[0010] Further, the bottom of the buffer tank is provided with a liquid discharge pipe.

[0011] In the above technical scheme, the liquid in the buffer tank can be discharged through the liquid discharge pipe.

[0012] Further, one side of the adsorption head is provided with an air extraction hole, and the air extraction hole is communicated with the buffer tank.

[0013] In the above technical scheme, the air extraction hole is connected with the external air extraction device, so that negative pressure is formed in the buffer tank, the liquid in the cell dispersion liquid is sucked into the buffer tank, and the cells are separated from the liquid.

[0014] Further, the buffer tank is provided with a connecting ring, the connecting ring connects the buffer tank and the moving support, and the connecting ring is connected with the adsorption head through a plurality of springs.

[0015] In the above technical scheme, the buffer tank and the adsorption head are fixedly connected, when the moving support moves upward, the adsorption head can be tightly pressed against the opening of the membrane cup to form a seal through the springs, and the elastic buffering effect is achieved.

[0016] Further, the first driving wheel is provided with a rotation zero position baffle, and the adsorption and transfer mechanism further comprises a first photoelectric sensor, and the emitting end of the first photoelectric sensor is oppositely arranged with the rotation zero position baffle.

[0017] In the above technical scheme, the first photoelectric sensor can sense the number of rotations of the first driving wheel through the rotation of the first driving wheel, so as to indirectly obtain the rotation angle of the clamp, thereby achieving the auxiliary homing function of the clamp and realizing the automatic rotation and return of the rotating clamping unit.

[0018] Further, the adsorption and blotting mechanism further comprises a second photoelectric sensor, and the emitting end of the second photoelectric sensor is arranged opposite to the separating fork.

[0019] In the above technical solution, the second photoelectric sensor senses the moving position of the separating fork, so as to accurately control the moving distance of the separating fork, and realize the automatic control and return of the separating unit.

[0020] Further, the adsorption and blotting mechanism further comprises a third photoelectric sensor, and the third photoelectric sensor is arranged opposite to the moving support.

[0021] In the above technical solution, the third photoelectric sensor senses the moving position of the moving support, so as to sense the moving position of the adsorption head and the buffer tank, and realize the automatic control and return of the adsorption unit.

[0022] Further, the adsorption head is located directly below the clamp.

[0023] In the above technical solution, the adsorption head can be connected with the film cup clamped by the clamp.

[0024] The utility model discloses the advantages are in:

[0025] 1, the utility model discloses a first photoelectric sensor, second photoelectric sensor and third photoelectric sensor real -time sensing the rotation or moving position of each component, thereby the rotation angle or moving distance of each component is automatically controlled, and realizes automatic homing, and the degree of automation is high, and can realize continuous sample detection.

[0026] 2, the utility model discloses an adsorption unit, and the adsorption head is connected with the film cup and draws liquid, and the alignment precision is high, and the adsorption force is stable, and makes the cell even adhere to the film of the film cup. DRAWINGS

[0027] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will be briefly introduced the drawing used in the embodiment or prior art description, and obviously, the drawing in the following description is only the embodiment of the utility model, and for the ordinary skilled person in the art, under the premise of not paying the creative labor, still can obtain other drawings according to the provided drawing.

[0028] Figure 1 It is the structural schematic diagram of the adsorption and blotting mechanism of the utility model;

[0029] Figure 2 It is the front view of the adsorption and blotting mechanism of the utility model;

[0030] Figure 3 It is the rear view of the adsorption and blotting mechanism of the utility model;

[0031] Figure 4 It is the sectional view of the adsorption and enlarging mechanism of the utility model.

[0032] Illustration: 1, rack, 2, rotating clamping unit, 3, separation unit, 4, adsorption unit, 5, first photoelectric sensor, 6, second photoelectric sensor, 7, third photoelectric sensor, 101, slide rail, 201, first motor, 202, first driving wheel, 203, first driven wheel, 204, clip, 205, first belt, 206, rotating zero block, 301, second motor, 302, second driving wheel, 303, second driven wheel, 304, separation yoke, 305, yoke belt fixing plate, 306, sliding block, 307, second belt, 401, third motor, 402, threaded rod, 403, moving support, 404, buffer tank, 405, mounting support, 406, adsorption head, 407, drainage pipe, 408, air extraction hole, 409, connecting ring, 410, spring. DETAILED DESCRIPTION

[0033] In order to make the person skilled in the art better understand the utility model scheme, the technical scheme in the utility model embodiment will be described clearly and completely in the following with reference to the drawings in the utility model embodiment. Obviously, the described embodiment is only a part of the embodiment of the utility model but not all the embodiments. Based on the embodiment of the utility model, any other embodiment obtained by the person skilled in the art without creative labor belongs to the protection scope of the utility model.

[0034] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or position relationship based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation to the utility model.

[0035] As Figures 1-4 shown, an adsorption and enlarging mechanism, the adsorption and enlarging mechanism is composed of rack 1, rotating clamping unit 2, separation unit 3 and adsorption unit 4, wherein the front side of the rack is equipped with a slide rail 101.

[0036] The rotating clamping unit is composed of a first motor 201, a first driving wheel 202, a first driven wheel 203, a clamp 204 and a first belt 205, wherein the first motor is fixed to the front side of the frame, the output end of the first motor is fixedly connected with the first driving wheel located at the rear side of the frame, the first driven wheel is rotatably connected with the frame, and the first driving wheel and the first driven wheel are driven by the first belt.

[0037] The separating unit is composed of a second motor 301, a second driving wheel 302, a second driven wheel 303, a separating fork 304, a fork belt fixing plate 305, a sliding block 306 and a second belt 307, wherein the second motor is fixed to the right side of the frame, the output end of the second motor is fixedly connected with the second driving wheel, the second driven wheel is rotatably connected with the frame, the second driving wheel and the second driven wheel are driven by the second belt, one end of the fork belt fixing plate is connected with the second belt, the other end of the fork belt fixing plate is connected with the sliding block, the sliding block is slidingly matched with the sliding rail, and the front side of the sliding block is fixedly connected with the separating fork.

[0038] The adsorbing unit is composed of a third motor 401, a threaded rod 402, a moving bracket 403, a buffer tank 404, a mounting bracket 405 and an adsorbing head 406, wherein the mounting bracket is fixedly connected with the frame, one end of the threaded rod is fixedly connected with the output end of the third motor, the other end of the threaded rod is rotatably connected with the mounting bracket, the moving bracket is slidingly connected with the threaded rod, the buffer tank is fixedly connected with the moving bracket, the top of the buffer tank is clamped with the adsorbing head, and the connection part is sealed.

[0039] In an embodiment, the bottom of the buffer tank is provided with a liquid discharge pipe 407.

[0040] In an embodiment, one side of the adsorbing head is provided with an air extraction hole 408 which is communicated with the buffer tank.

[0041] In an embodiment, the periphery of the buffer tank is provided with a connecting ring 409 which connects the buffer tank with the moving bracket, and the connecting ring is connected with the adsorbing head through four symmetrically arranged springs 410.

[0042] In an embodiment, the first driving wheel is provided with a rotation zero position baffle 206, and the adsorbing and printing mechanism further comprises a first photoelectric sensor 5, and the emitting end of the first photoelectric sensor is oppositely arranged with the rotation zero position baffle.

[0043] In an embodiment, the adsorbing and printing mechanism further comprises a second photoelectric sensor 6, and the emitting end of the second photoelectric sensor is oppositely arranged with the separating fork.

[0044] In an embodiment, the adsorbing and printing mechanism further comprises a third photoelectric sensor 7, and the third photoelectric sensor is oppositely arranged with the moving bracket.

[0045] In one embodiment, the adsorption head is located directly below the clamp, and when the clamp clamps the membrane cup, the membrane cup can be closely connected with the adsorption head.

[0046] The working process of the utility model is as follows:

[0047] 1, the double-layer membrane cup is clamped on the clamp, the first motor is started to drive the first driving wheel to rotate, the first driving wheel drives the first driven wheel to rotate, the first driven wheel drives the clamp to rotate clockwise by 180 degrees, at this time, the double-layer membrane cup is inverted;

[0048] 2, the third motor is started, the third motor drives the threaded rod to rotate, the threaded rod drives the moving support to move upwards, the moving support drives the buffer tank and the adsorption head to move upwards, until the adsorption head is connected with the double-layer membrane cup, the external air extractor is connected with the air hole to extract air, the buffer tank becomes negative pressure, the liquid in the double-layer membrane cup penetrates into the buffer tank through the membrane, and the cells are attached to the membrane of the membrane cup;

[0049] 3, the third motor is started, the third motor drives the threaded rod to rotate, the threaded rod drives the moving support to move downwards, the moving support drives the buffer tank and the adsorption head to move downwards, so that the double-layer membrane cup is separated, and the adsorption head carries the lower membrane cup (the cells are attached to the lower membrane cup);

[0050] 4, the second motor is started, the second motor drives the second driving wheel to rotate, the second belt continuously moves to drive the fork belt fixing plate to move left, the fork belt fixing plate drives the sliding block to move left, and the sliding block drives the separation fork to move left, at this time, the external glass gripper carries the glass to the separation fork, and the glass is fixed on the separation fork;

[0051] 5, the third motor is started, the third motor drives the threaded rod to rotate, the threaded rod drives the moving support to move upwards, the moving support drives the buffer tank and the adsorption head to move upwards, the adsorption head carries the lower membrane cup and is attached to the glass, so that the cells are printed on the glass;

[0052] 6, the external glass gripper carries away the glass, the separation fork moves right, the adsorption head moves upwards to buckle the lower membrane cup to the upper membrane cup, the separation fork moves left again to clamp the lower membrane cup, the adsorption head moves downwards and is separated from the lower membrane cup to return to the original position, after separation, the separation fork moves right to return to the original position, and the clamp rotates counterclockwise to return to the original position.

[0053] Finally, it should be pointed out that the embodiment is only used to illustrate the utility model and does not limit the scope of the utility model. In addition, it should be understood that after reading the content taught by the utility model, those skilled in the art can make various changes or modifications to the utility model, and these equivalent forms also fall within the scope defined by the claims attached to the present application.

Claims

1. An adsorption-printing mechanism, characterized in that: The adsorption and imprinting mechanism includes: A frame (1) is provided with a slide rail (101); The rotary clamping unit (2) includes a first motor (201), a first driving wheel (202), a first driven wheel (203), a clamp (204), and a first belt (205). The first motor is fixed on the frame, and the output end of the first motor is fixedly connected to the first driving wheel. The first driven wheel is rotatably connected to the frame. The first driving wheel and the first driven wheel are driven by the first belt. The separation unit (3) includes a second motor (301), a second drive wheel (302), a second driven wheel (303), a separation fork (304), a fork belt fixing plate (305), a slider (306), and a second belt (307). The output end of the second motor is fixedly connected to the second drive wheel, the second driven wheel is rotatably connected to the frame, the second drive wheel and the second driven wheel are driven by the second belt, one end of the fork belt fixing plate is connected to the second belt, the other end of the fork belt fixing plate is connected to the slider, the slider is slidably engaged with the slide rail, and one side of the slider is fixedly connected to the separation fork. The adsorption unit (4) includes a third motor (401), a threaded rod (402), a movable bracket (403), a buffer tank (404), a mounting bracket (405), and an adsorption head (406). The mounting bracket is fixedly connected to the frame. One end of the threaded rod is fixedly connected to the output end of the third motor, and the other end of the threaded rod is rotatably connected to the mounting bracket. The movable bracket is slidably connected to the threaded rod. The buffer tank is fixedly connected to the movable bracket, and the top of the buffer tank is connected to the adsorption head.

2. The adsorption and printing mechanism according to claim 1, characterized in that: The bottom of the buffer tank is equipped with a drain pipe (407).

3. The adsorption and printing mechanism according to claim 1, characterized in that: The adsorption head is provided with an air extraction hole (408) on one side, and the air extraction hole is connected to the buffer tank.

4. The adsorption and printing mechanism according to claim 1, characterized in that: The buffer tank is provided with a connecting ring (409) on its periphery. The connecting ring connects the buffer tank and the movable support. The connecting ring is connected to the adsorption head by several springs (410).

5. The adsorption and printing mechanism according to claim 1, characterized in that: The first drive wheel is provided with a rotation zero-position baffle (206), and the adsorption and printing mechanism also includes a first photoelectric sensor (5), the emitting end of the first photoelectric sensor being arranged opposite to the rotation zero-position baffle.

6. The adsorption and printing mechanism according to claim 1, characterized in that: The adsorption and imprinting mechanism also includes a second photoelectric sensor (6), the emitting end of which is arranged opposite to the separation fork.

7. The adsorption and printing mechanism according to claim 1, characterized in that: The adsorption and printing mechanism also includes a third photoelectric sensor (7), which is arranged opposite to the movable support.

8. The adsorption and printing mechanism according to claim 1, characterized in that: The suction head is located directly below the clamp.

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