CN-224209972-U - Culture dish clamping device for planktonic bacteria sampling robot

CN224209972UCN 224209972 UCN224209972 UCN 224209972UCN-224209972-U

Abstract

The application provides a culture dish clamping device for a plankton sampling robot, which belongs to the technical field of clean room sampling and comprises a main body part and two clamping jaws, wherein the two clamping jaws are arranged at one end of the main body part, the two clamping jaws have the freedom degrees of approaching to or separating from each other, each clamping jaw is provided with a center clamping part and end clamping parts positioned at two ends of the center clamping part, when the center clamping part clamps the peripheral wall of a culture dish, the end clamping parts are in contact with the peripheral wall of the culture dish and provide a pressing force for the peripheral wall of the culture dish, as the two clamping jaws approach the culture dish, the center clamping part can clamp the culture dish finally, after the center clamping part clamps the culture dish, the end clamping parts can clamp the culture dish from different positions, and the condition that the culture dish slides between the two clamping jaws is further reduced.

Inventors

SONG YONGHUI
LIU HUAN
SU YUENA
ZHAO LINGLING
ZHANG JING

Assignees

麦克微尔(天津)科技有限公司

Dates

Publication Date: 20260508
Application Date: 20250521

Claims (10)

1. A culture dish clamping device for plankton sampling robot, its characterized in that includes: A main body portion; The clamping jaw comprises a main body part, two clamping jaws, a central clamping part, end clamping parts and a clamping rod, wherein the two clamping jaws are arranged at one end of the main body part and have the freedom degrees of approaching or separating from each other; Wherein, when the central clamping member clamps the peripheral wall of the culture dish, the end clamping member contacts with other positions of the peripheral wall of the culture dish and provides a propping force to the peripheral wall of the culture dish.
2. A culture dish clamping device for a plankton sampling robot according to claim 1, wherein the clamping jaw is provided with a sliding groove at the position of the end clamping part, the end clamping part is in sliding fit with the sliding groove, an elastic part is arranged in the sliding groove, and two ends of the elastic part are respectively connected with the end clamping part and the clamping jaw.
3. A culture dish holding device for a planktonic bacteria sampling robot according to claim 2 wherein the length of the end holding member outside the holding jaw is greater than the length of the central holding member; The end clamping parts are contacted with the culture dish when the culture dish is clamped, and the end clamping parts provide a propping force for the culture dish when the central clamping parts clamp the culture dish.
4. A culture dish holding device for a planktonic bacteria sampling robot as claimed in claim 1, wherein said end holding members are provided in a plurality at each end of said central holding member.
5. A culture dish clamping device for a planktonic bacteria sampling robot as claimed in claim 1, wherein the central clamping part is of a strip-shaped structure and has elasticity, and wherein the surface of the central clamping part, which is contacted with the culture dish, can be deformed into an arc surface matched with the culture dish when the culture dish is clamped by the central clamping part.
6. The culture dish clamping device for a plankton sampling robot according to claim 1, wherein two parallel slide ways are arranged at one end of the main body part along the length direction of the clamping jaw, and the slide ways are in one-to-one correspondence with the clamping jaw; The clamping jaw is provided with a sliding part which is in sliding fit with the corresponding slideway, and the main body part is provided with a driving mechanism for driving the two sliding parts to slide.
7. A culture dish holding device for a planktonic bacteria sampling robot according to claim 6, wherein said sliding member is fixed relative to said main body portion in an axial direction thereof, and said driving mechanism comprises: The gear is rotatably arranged on the main body part, the gear is positioned at the middle position of the two slide ways, and the two opposite parts of the gear are respectively positioned in the slide ways; The two racks are respectively arranged in the corresponding slide ways in a sliding way, are meshed with the gears, and are connected with the corresponding sliding parts; The output shaft of the driving motor is connected with the gear, so that the gear drives the two racks to be close to or far from each other.
8. A culture dish holding device for a planktonic bacteria sampling robot as claimed in claim 7, wherein said slide is a T-shaped slot and said rack is a T-shaped structure.
9. A culture dish holding device for a planktonic bacteria sampling robot as claimed in claim 7, wherein said rack has a threaded hole and said slide member has a through hole aligned with said threaded hole, said slide member being bolted to said rack when said through hole of said slide member is aligned with said threaded hole of said rack.
10. A culture dish holding device for a planktonic bacteria sampling robot according to claim 1, wherein the end holding member has elasticity.

Description

Culture dish clamping device for planktonic bacteria sampling robot Technical Field The application belongs to the technical field of clean room sampling, and particularly relates to a culture dish clamping device for a plankton sampling robot. Background The sampling process of the plankton sampling robot in the prior art comprises the steps of clamping one of the culture dishes in the material taking cylinder through the mechanical arm, placing the culture dish on the sampling head for sampling, and placing the sampled culture dish into the other material taking cylinder through the mechanical arm after the sampling is finished. The manipulator in the prior art is respectively contacted with the two sides of the culture dish through the two clamping jaws and applies clamping force to clamp the culture dish, but the two clamping jaws are tangential to the culture dish, so that the manipulator in the prior art is easy to cause the sliding condition of the culture dish in the process of clamping the culture dish. Disclosure of utility model The embodiment of the application provides a culture dish clamping device for a planktonic bacteria sampling robot, which aims to solve the problem that a manipulator in the prior art easily slides a culture dish in the process of clamping the culture dish. In order to achieve the above purpose, the application adopts the following technical scheme: provided is a culture dish holding device for a planktonic bacteria sampling robot, comprising: A main body portion; The clamping jaw comprises a main body part, two clamping jaws, a central clamping part, end clamping parts and a clamping rod, wherein the two clamping jaws are arranged at one end of the main body part and have the freedom degrees of approaching or separating from each other; Wherein, when the central clamping member clamps the peripheral wall of the culture dish, the end clamping member contacts with other positions of the peripheral wall of the culture dish and provides a propping force to the peripheral wall of the culture dish. In one possible implementation manner, the clamping jaw is provided with a sliding groove at the position of the end clamping part, the end clamping part is in sliding fit with the sliding groove, an elastic part is arranged in the sliding groove, and two ends of the elastic part are respectively connected with the end clamping part and the clamping jaw. In one possible implementation, the length of the end gripping member outside the jaw is greater than the length of the central gripping member; The end clamping parts are contacted with the culture dish when the culture dish is clamped, and the end clamping parts provide a propping force for the culture dish when the central clamping parts clamp the culture dish. In one possible implementation, the end clamping members are several at each end of the central clamping member. In one possible implementation, the central clamping part is in a strip-shaped structure and has elasticity, wherein when the central clamping part clamps the culture dish, the surface of the central clamping part, which is contacted with the culture dish, can be deformed into an arc surface matched with the culture dish. In one possible implementation manner, the main body part is provided with two sliding ways which are arranged in parallel with each other along the length direction at one end of the clamping jaw, and the sliding ways are in one-to-one correspondence with the clamping jaw; The clamping jaw is provided with a sliding part which is in sliding fit with the corresponding slideway, and the main body part is provided with a driving mechanism for driving the two sliding parts to slide. In one possible implementation, the sliding member is fixed relative to the main body portion along an axial direction of the main body portion, and the driving mechanism includes: The gear is rotatably arranged on the main body part, the gear is positioned at the middle position of the two slide ways, and the two opposite parts of the gear are respectively positioned in the slide ways; The two racks are respectively arranged in the corresponding slide ways in a sliding way, are meshed with the gears, and are connected with the corresponding sliding parts; The output shaft of the driving motor is connected with the gear, so that the gear drives the two racks to be close to or far from each other. In one possible implementation, the slide is a T-shaped slot and the rack is a T-shaped structure. In one possible implementation, the rack has a threaded hole and the slide member has a through hole aligned with the threaded hole, and the slide member is bolted to the rack when the through hole in the slide member is aligned with the threaded hole in the rack. In one possible implementation, the end gripping member has elasticity. Compared with the prior art, the culture dish clamping device for the plankton sampling robot has the advantages that in the process of clamping th