Ultralow-temperature biological automatic clamp

Abstract

The utility model discloses an ultra-low temperature biological automatic clamp, which comprises a motor support, a power motor, a transmission assembly and a clamping assembly, the power motor is fixedly installed on the motor support, the transmission assembly is rotatably installed on the motor support, and the clamping assembly is installed on the transmission assembly; the clamping assembly comprises a dovetail moving part and triangular clamping jaws, the dovetail moving part is connected to the transmission assembly in a threaded and sleeving mode, and the triangular clamping jaws are fixedly installed at the two ends of the dovetail moving part. The clamping device has the function of automatically and accurately clamping ultralow-temperature organisms, and in the process of clamping a cylindrical biological sample, the clamping claws extending out of the triangular clamping claws can automatically correct the position of the cylindrical biological sample and accurately place the cylindrical biological sample to a designated position, so that biological materials are accurately grabbed.

Description

TECHNICAL FIELD

[0001] The utility model relates to biological fixture technical field especially relates to a kind of super low temperature biological automatic fixture. BACKGROUND

[0002] Biological automatic fixture, unlike the fixture in the traditional industrial manufacturing field, is mainly an automated clamping device used in the related fields of biological experiments, biological engineering, biomedical equipment or biological sample processing, etc. This kind of fixture is usually designed to be more precise, gentle and clean, with the purpose of stable and accurate grabbing, fixing or conveying biological materials such as cells, tissues, organs or biochips without damaging the biological samples.

[0003] The existing biological automatic fixture has poor precision in clamping under super low temperature environment, which affects the clamped biological samples. Biological samples such as cells, tissues, organs or biochips are usually very small and sensitive, and low clamping precision can easily cause physical damage to the samples, such as cell membrane rupture and tissue structure damage, thereby affecting the effectiveness and biological significance of the experimental results. The decrease in clamping precision can cause the experimental steps to be unable to be accurately performed, thereby causing experimental failure or significant increase in data error, which seriously affects the reliability of the experimental results.

[0004] Therefore, how to provide a super low temperature biological automatic fixture is a problem that needs to be solved by those skilled in the art. SUMMARY

[0005] One object of the utility model is to provide a super low temperature biological automatic fixture. The utility model has the function of super low temperature biological automatic precise clamping, and during the process of clamping the cylindrical biological sample, the clamping jaw extended by the triangular clamping jaw can automatically correct the position of the cylindrical biological sample and accurately place it to the specified position, achieving accurate grabbing of biological materials.

[0006] According to the super low temperature biological automatic fixture of the utility model embodiment, the motor support, the power motor, the transmission assembly and the clamping assembly are included, wherein the power motor is fixedly installed on the motor support, the transmission assembly is rotatably installed on the motor support, and the clamping assembly is installed on the transmission assembly.

[0007] The clamping assembly includes dovetail moving parts and triangular clamping jaws, the dovetail moving parts are threadedly sleeved on the transmission assembly, and the triangular clamping jaws are fixedly installed at both ends of the dovetail moving parts.

[0008] Further, the motor support is fixedly provided with a connecting plate at both ends of the side facing the dovetail moving parts, and the motor support is fixedly provided with a sleeve at the side facing the dovetail moving parts.

[0009] Further, the transmission assembly comprises a shaft sleeve and a first transmission gear, one end of the shaft sleeve is fixedly installed on the rotating shaft end of the power motor, and the first transmission gear is fixedly installed on the other end of the shaft sleeve.

[0010] Further, the transmission assembly further comprises a needle bearing, a transmission rod and a second transmission gear, the outer ring of the needle bearing is inserted into the shaft sleeve, one end of the transmission rod is inserted into the needle bearing, and the second transmission gear is fixedly installed on the transmission rod.

[0011] Further, the transmission assembly further comprises a threaded rod, one end of the threaded rod is fixedly installed on the other end of the transmission rod, and one end of the threaded rod is threadedly inserted into the dovetail moving piece.

[0012] Further, the bottom of the dovetail moving piece is fixedly provided with a sliding plate.

[0013] Further, the clamping assembly comprises a positioning locking piece and a mounting plate, the positioning locking piece is fixedly installed on the mounting plate, and the triangular clamping jaw is fixedly installed at two ends of the positioning locking piece.

[0014] Further, the clamping assembly further comprises a pin shaft, the pin shaft is inserted into the axial connection position of the dovetail moving piece and the triangular clamping jaw, and the pin shaft is inserted into the axial connection position of the positioning locking piece and the triangular clamping jaw.

[0015] The beneficial effects of the present application are as follows:

[0016] The present application has the functions of automatic precise clamping of ultra-low temperature biological samples, and the clamping jaw extended from the triangular clamping jaw can automatically correct the position of the cylindrical biological sample during the process of clamping the cylindrical biological sample, and accurately place the cylindrical biological sample to the specified position, so that the biological material can be accurately grabbed. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation on the present application. In the drawings:

[0018] Fig. 1 FIG. 1 is a first perspective view of an overall structure of an automatic clamp for ultra-low temperature biological samples according to the present application;

[0019] Fig. 2 FIG. 2 is a second perspective view of an overall structure of an automatic clamp for ultra-low temperature biological samples according to the present application;

[0020] Fig. 3 FIG. 3 is a structural schematic view of a needle bearing of an automatic clamp for ultra-low temperature biological samples according to the present application.

[0021] In the figure: 1, motor support; 1.1, connecting plate; 1.2, sleeve; 2, power motor; 3, transmission assembly; 3.1, shaft sleeve; 3.2, first transmission gear; 3.3, needle bearing; 3.4, transmission rod; 3.5, second transmission gear; 3.6, threaded rod; 4, clamping assembly; 4.1, dovetail moving piece; 4.1.1, sliding plate; 4.2, triangular clamping jaw; 4.3, positioning locking piece; 4.4, mounting plate; 4.5, pin shaft. DETAILED DESCRIPTION

[0022] The utility model will be explained in further detail now in combination with the drawings. These drawings are all simplified schematic diagrams, and only illustrate the basic structure of the utility model in a schematic manner, so they only show the relevant components of the utility model.

[0023] The biological automatic clamp is different from the clamp in the traditional industrial manufacturing field, and is mainly an automatic clamping device used in the fields of biological experiments, biological engineering, biomedical equipment or biological sample processing, etc. The clamp is usually designed to be more precise, gentle and clean, with the purpose of stably, accurately grabbing, fixing or conveying biological materials such as cells, tissues, organs or biochips without damaging the biological samples.

[0024] Please refer to Figs. 1 to 3 The utility model provides a kind of ultra-low temperature biological automatic clamp, motor support 1, power motor 2, transmission assembly 3 and clamping assembly 4, wherein, power motor 2 is fixedly installed on motor support 1, power motor 2 provides power, transmission assembly 3 is rotatably installed on motor support 1, clamping assembly 4 is installed on transmission assembly 3;Two ends of the side of motor support 1 towards dovetail moving piece 4.1 are fixedly provided with connecting plate 1.1, mounting hole is opened on the outer surface of connecting plate 1.1, to facilitate installation on equipment, sleeve 1.2 is fixedly provided on the side of motor support 1 towards dovetail moving piece 4.1, sleeve 1.2 is convenient for supporting needle bearing 3.3, transmission rod 3.4 and second transmission gear 3.5, to facilitate the rotation of second transmission gear 3.5.

[0025] Specifically, the clamping assembly 4 comprises dovetail moving pieces 4.1 and triangular clamping jaws 4.2, the dovetail moving pieces 4.1 are threadedly sleeved on the transmission assembly 3, the triangular clamping jaws 4.2 are fixedly installed at two ends of the dovetail moving pieces 4.1; the bottom of the dovetail moving pieces 4.1 is fixedly provided with a sliding plate 4.1.1, the sliding plate 4.1.1 is clamped on the external device, the sliding plate 4.1.1 slides on the external device, the rotation of the dovetail moving pieces 4.1 in the radial direction of the threaded rod 3.6 is limited, so that the dovetail moving pieces 4.1 move along the length direction of the threaded rod 3.6; the clamping assembly 4 comprises positioning locking pieces 4.3 and mounting plates 4.4, wherein the positioning locking pieces 4.3 are fixedly installed on the mounting plates 4.4, the mounting plates 4.4 are installed on the external device, the triangular clamping jaws 4.2 are fixedly installed at two ends of the positioning locking pieces 4.3; the clamping assembly 4 further comprises pin shafts 4.5, the pin shafts 4.5 are inserted at the axial connection positions of the dovetail moving pieces 4.1 and the triangular clamping jaws 4.2, the pin shafts 4.5 are inserted at the axial connection positions of the positioning locking pieces 4.3 and the triangular clamping jaws 4.2, the triangular clamping jaws 4.2 are fixed on the dovetail moving pieces 4.1 or the positioning locking pieces 4.3, when the cylindrical biological sample is clamped, the clamping jaws extended from the triangular clamping jaws 4.2 can automatically correct the position of the biological sample.

[0026] More specifically, the transmission assembly 3 comprises a shaft sleeve 3.1 and a first transmission gear 3.2, one end of the shaft sleeve 3.1 is fixedly installed on the rotating shaft end of the power motor 2, the first transmission gear 3.2 is fixedly installed on the other end of the shaft sleeve 3.1; the transmission assembly 3 further comprises a needle bearing 3.3, a transmission rod 3.4 and a second transmission gear 3.5, wherein the outer ring of the needle bearing 3.3 is inserted in the shaft sleeve 3.1, one end of the transmission rod 3.4 is inserted in the needle bearing 3.3, the second transmission gear 3.5 is fixedly installed on the transmission rod 3.4, the first transmission gear 3.2 is engaged with the second transmission gear 3.5; the transmission assembly 3 further comprises a threaded rod 3.6, one end of the threaded rod 3.6 is fixedly installed on the other end of the transmission rod 3.4, one end of the threaded rod 3.6 is threadedly inserted in the dovetail moving piece 4.1, the threaded rod 3.6 is threadedly connected with the dovetail moving piece 4.1.

[0027] Further, the power motor 2 is started, the rotation of the power motor 2 drives the rotation of the shaft sleeve 3.1, the rotation of the shaft sleeve 3.1 drives the rotation of the first transmission gear 3.2, the first transmission gear 3.2 is engaged with the second transmission gear 3.5, the first transmission gear 3.2 drives the rotation of the second transmission gear 3.5, the second transmission gear 3.5 has the needle bearing 3.3 and the transmission rod 3.4 sleeved in the sleeve 1.2, the second transmission gear 3.5 can automatically rotate, the rotation of the second transmission gear 3.5 drives the rotation of the transmission rod 3.4, the rotation of the transmission rod 3.4 drives the rotation of the threaded rod 3.6, the rotation of the threaded rod 3.6 drives the screwing in or screwing out of the dovetail moving piece 4.1.

[0028] The slide plate 4.1.1 of the dovetail moving piece 4.1 is clamped on the external device, the slide plate 4.1.1 slides on the external device, the rotation of the dovetail moving piece 4.1 in the radial direction of the threaded rod 3.6 is limited, and the dovetail moving piece 4.1 moves along the length direction of the threaded rod 3.6.

[0029] The displaced dovetail moving piece 4.1 is close to the positioning locking piece 4.3, the triangular clamping jaw 4.2 of the dovetail moving piece 4.1 is close to the cylindrical biological sample, since the triangular clamping jaw 4.2 can be fixed at both ends of the dovetail moving piece 4.1, the triangular clamping jaw 4.2 is fixed on the dovetail moving piece 4.1 or the positioning locking piece 4.3 during the displacement process, and the clamping jaw extended from the triangular clamping jaw 4.2 can automatically correct the position of the cylindrical biological sample when the cylindrical biological sample is clamped.

[0030] Until the triangular clamping jaw 4.2 of the dovetail moving piece 4.1 and the triangular clamping jaw 4.2 of the positioning locking piece 4.3 hold the cylindrical biological sample.

[0031] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. An automated cryogenic biological gripper, characterized in that, It includes a motor bracket (1), a power motor (2), a transmission assembly (3), and a clamping assembly (4), wherein the power motor (2) is fixedly mounted on the motor bracket (1), the transmission assembly (3) is rotatably mounted on the motor bracket (1), and the clamping assembly (4) is mounted on the transmission assembly (3); The clamping assembly (4) includes a dovetail moving part (4.1) and a triangular claw (4.2). The dovetail moving part (4.1) is threaded onto the transmission assembly (3), and the triangular claw (4.2) is fixedly installed at both ends of the dovetail moving part (4.1).

2. The cryogenic biological automated gripper according to claim 1, characterized in that, Both ends of the motor bracket (1) facing the dovetail moving part (4.1) are fixedly provided with connecting plates (1.1), and a sleeve (1.2) is fixedly provided on the side of the motor bracket (1) facing the dovetail moving part (4.1).

3. The cryogenic biological automated gripper according to claim 1, characterized in that, The transmission assembly (3) includes a bushing (3.1) and a first transmission gear (3.2). One end of the bushing (3.1) is fixedly mounted on the shaft end of the power motor (2), and the first transmission gear (3.2) is fixedly mounted on the other end of the bushing (3.1).

4. The cryogenic biological automated gripper according to claim 3, characterized in that, The transmission assembly (3) further includes a needle roller bearing (3.3), a transmission rod (3.4), and a second transmission gear (3.5). The outer ring of the needle roller bearing (3.3) is inserted into the bushing (3.1), one end of the transmission rod (3.4) is inserted into the needle roller bearing (3.3), and the second transmission gear (3.5) is fixedly mounted on the transmission rod (3.4).

5. The cryogenic biological automated gripper according to claim 4, characterized in that, The transmission assembly (3) further includes a threaded rod (3.6), one end of which is fixedly mounted on the other end of the transmission rod (3.4), and one end of which is threadedly inserted into the dovetail moving part (4.1).

6. The cryogenic biological automated gripper according to claim 1, characterized in that, The bottom of the dovetail movable part (4.1) is fixedly provided with a sliding plate (4.1.1).

7. The cryogenic biological automated gripper according to claim 1, characterized in that, The clamping assembly (4) includes a positioning locking member (4.3) and a mounting plate (4.4), wherein the positioning locking member (4.3) is fixedly mounted on the mounting plate (4.4), and the triangular claws (4.2) are fixedly mounted on both ends of the positioning locking member (4.3).

8. The cryogenic biological automated gripper according to claim 7, characterized in that, The clamping assembly (4) further includes a pin (4.5), which is inserted into the connection between the dovetail moving part (4.1) and the triangular claw (4.2) shaft, and is also inserted into the connection between the positioning locking part (4.3) and the triangular claw (4.2) shaft.

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