Sample cartridge gripping mechanism

Abstract

This invention discloses a sample cartridge gripping mechanism, which includes a gripping mechanism comprising a drive assembly, a rotational assembly, a gripping claw assembly, and a support assembly, wherein the drive assembly is connected to the rotational assembly, the rotational assembly is connected to the gripping claw assembly, and the support assembly supports the drive assembly, the rotational assembly, and the gripping claw assembly. The beneficial effects of this invention are as follows: The drive assembly can drive the rotational assembly to rotate, the rotational assembly can drive the gripping claw assembly to grip a sample cartridge, the support assembly supports the drive assembly, the rotational assembly, and the gripping claw assembly, and the rotational assembly cooperates with the gripping claw assembly to improve the degree of freedom of opening and closing of the gripping claw, enabling the gripping of sample cartridges of various sizes and improving operational efficiency.

Claims

1. A sample cartridge gripping mechanism, comprising a gripping mechanism, The gripping mechanism includes a drive assembly, a rotation assembly, a gripping claw assembly, and a support assembly. The drive assembly is connected to the rotation assembly, the rotation assembly is connected to the gripping claw assembly, and the support assembly supports the drive assembly, the rotation assembly and the gripping claw assembly. A sample cartridge gripping mechanism characterized in that the drive assembly drives the rotation assembly to rotate, and the rotation assembly drives the gripping claw assembly to grip and grasp the target sample cartridge.

2. The sample cartridge gripping mechanism according to claim 1, characterized in that the rotating assembly includes a rotating member and a rotating column, the rotating column being connected to the rotating member, and a first slide groove and a second slide groove being formed in the rotating member.

3. The rotating member includes a rotating plate and a side wing plate, The sample cartridge gripping mechanism according to claim 2, characterized in that the side wing plate is connected to the rotating plate, the side wing plate is provided with a first slide groove and a second slide groove, and an angle is formed between the first slide groove and the second slide groove.

4. The sample cartridge gripping mechanism according to claim 3, characterized in that two sets of the side wing plate, the first slide groove, and the second slide groove are provided so as to rotate 180° around the rotating plate.

5. The clamping claw assembly includes a first slide pushing member, a second slide pushing member, and a clamping claw member. The sample cartridge gripping mechanism according to claim 2, characterized in that the first slide pushing member and the second slide pushing member are each connected to the gripping claw member, the first slide pushing member is connected by sliding into the first slide groove, and the second slide pushing member is connected by sliding into the second slide groove.

6. The sample cartridge gripping mechanism according to claim 5, characterized in that two sets of the first slide pushing member and the second slide pushing member are provided symmetrically.

7. The first slide pushing member includes a first rolling ring, a first rolling ring link, a first slide block, and a first guide rail. The sample cartridge gripping mechanism according to claim 6, characterized in that a first rolling ring is provided in the first slide groove, both ends of the first rolling ring link are connected to the first rolling ring and the first slide block, respectively, and the first slide block slides to connect to the first guide rail.

8. The aforementioned second slide pushing member includes a second rolling ring, a second rolling ring link, a second slide block, and a second guide rail. The sample cartridge gripping mechanism according to claim 7, characterized in that a second rolling ring is provided in the second slide groove, both ends of the second rolling ring link are connected to the second rolling ring and the second slide block, respectively, and the second slide block slides to connect to the second guide rail.

9. The sample cartridge gripping mechanism according to claim 8, characterized in that the first guide rail and the second guide rail are provided symmetrically and the angle between them is 90°.

10. The sample cartridge gripping mechanism according to claim 7, characterized in that the gripping claw member includes a gripping claw, the upper end of the gripping claw is connected to the first slide block, a gripping bottom plate is provided at the bottom end of the gripping claw, and a gripping side plate is provided above the gripping bottom plate.

11. The drive assembly includes a drive member, a worm, and a worm wheel. The sample cartridge gripping mechanism according to claim 2, characterized in that the drive member is connected to the worm, the worm is connected to the worm wheel, and the worm wheel is connected to the rotating column.

12. The support assembly includes an upper support frame, a guide rail support plate, a first guide rail, and a second guide rail. The sample cartridge gripping mechanism according to claim 11, characterized in that the lower end of the upper support frame is connected to the guide rail support plate, the upper support frame supports the drive member and the worm, the upper end of the guide rail support plate is connected to the rotating member, and the upper end of the guide rail support plate is connected to the first guide rail and the second guide rail.

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