CN213446155U - Cover opening mechanism for liquid transfer system - Google Patents
Cover opening mechanism for liquid transfer system Download PDFInfo
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- CN213446155U CN213446155U CN202021826946.0U CN202021826946U CN213446155U CN 213446155 U CN213446155 U CN 213446155U CN 202021826946 U CN202021826946 U CN 202021826946U CN 213446155 U CN213446155 U CN 213446155U
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Abstract
The utility model discloses a cover opening mechanism for a liquid transfer system, which comprises a bottle cover clamping mechanism and a bottle body clamping and rotating mechanism; the bottle cap clamping mechanism comprises a three-dimensional manipulator, the tail end of the three-dimensional manipulator is respectively connected with a liquid transfer device and a first electric clamping jaw, and the first electric clamping jaw is used for clamping a bottle cap of a sample bottle; the bottle body clamping and rotating mechanism comprises a bottom plate, a first motor, a tray and a second electric clamping jaw, wherein the first motor and the tray are both arranged on the bottom plate, and the tray is driven by the first motor to rotate along the central axis of the tray; the second electric clamping jaw is arranged on the tray and used for clamping the bottle body of the sample bottle. The utility model discloses a mechanism of uncapping for moving liquid system can accomplish the automation of taking the sample bottle of screw cap bottle lid and uncap and close the lid action, reduces the whole human intervention operation that moves the liquid in-process, has avoided the long-time pollution and the reagent loss that causes of uncapping of sample bottle.
Description
Technical Field
The utility model relates to an experimental facilities technical field, concretely relates to mechanism of uncapping for move liquid system.
Background
Under a plurality of application occasions such as disease detection, food safety detection, forensic detection, gene detection and the like and a plurality of discipline fields such as biochemical medicine and the like, the full-automatic or semi-automatic liquid transfer equipment or system is used for quantitatively moving the target liquid from the sample tube to the reaction tube, thereby reducing the workload of workers or experimenters and saving the detection and research and development time.
Most of the existing full-automatic or semi-automatic pipetting equipment or system suck liquid from a non-cover pore plate and move the liquid to a target position, and most of the existing full-automatic or semi-automatic pipetting equipment or system adopts a mode of manually opening a cover to facilitate subsequent pipetting for a sample tube or a centrifuge tube with a screw cover, so that full automation cannot be realized. Both the manual uncapping in advance and the adoption of uncapped pore plates can cause the storage container to be opened for a long time, and can cause the liquid to be exposed in the air, thereby causing pollution and waste.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a mechanism of uncapping that can realize moving liquid in-process full automatization ground uncap and close lid.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a cover opening mechanism for a liquid transfer system, which comprises a bottle cover clamping mechanism and a bottle body clamping and rotating mechanism; the bottle cap clamping mechanism comprises a three-dimensional manipulator, the tail end of the three-dimensional manipulator is respectively connected with a liquid transfer device and a first electric clamping jaw, and the first electric clamping jaw is used for clamping a bottle cap; the bottle body clamping and rotating mechanism comprises a bottom plate, a first motor, a tray and a second electric clamping jaw, wherein the first motor and the tray are both arranged on the bottom plate, and the tray is driven by the first motor to rotate along the central axis of the tray; the second electric clamping jaw is arranged on the tray and used for clamping the bottle body.
Further, the first motor drives the tray to rotate along the central shaft of the tray through a synchronous belt.
Furthermore, the second electric clamping jaw comprises a second motor, a mounting bracket, a screw rod and a pair of clamping jaws, the mounting bracket and the second motor are both fixedly mounted on the tray, the screw rod is connected to the mounting bracket in a penetrating manner, and the second motor is used for driving the screw rod to rotate; the pair of clamping jaws are respectively fixed on the screw rod nuts at the two ends of the screw rod.
Further, the second motor drives the screw rod to rotate through the belt pulley and the synchronous belt.
Furthermore, each clamping jaw comprises a clamping arm fixed on the screw rod nut, and a pair of clamping plates arranged up and down are fixed on the clamping arm.
And the photoelectric sensor is used for detecting the position of the sample bottle and whether the bottle cap is separated from the bottle body.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses a mechanism of uncapping for moving liquid system can accomplish the automation of taking the sample bottle of screw cap bottle lid and uncap and close the lid action, reduces the whole human intervention operation that moves the liquid in-process, has avoided the long-time pollution and the reagent loss that causes of uncapping of sample bottle.
Drawings
Fig. 1 is a schematic structural diagram of a cap opening mechanism for a pipetting system according to an embodiment of the present invention;
FIG. 2 is a schematic illustration of the positioning of the uncapping mechanism of FIG. 1 during pipetting;
the reference numbers in the figures illustrate: 1. a manipulator; 2. a pipettor; 3. a first motorized jaw; 4. a base plate; 5. a first motor; 6. a tray; 7. a second motor; 8. mounting a bracket; 9. a screw rod; 10. clamping arms; 11. a splint; 12. a photosensor;
A. a working area; B. a sample storage area; C. a TIP header region; D. a liquid transfer zone; E. a waste product tank.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As described in the background art, most of the existing fully-automatic or semi-automatic pipetting devices or systems draw liquid from a non-covered well plate and move the liquid to a target position, and for sample tubes or centrifuge tubes with screw caps, manual opening of the caps is mostly adopted to facilitate subsequent pipetting, and full automation cannot be achieved. Both the manual uncapping in advance and the adoption of uncapped pore plates can cause the storage container to be opened for a long time, and can cause the liquid to be exposed in the air, thereby causing pollution and waste.
In order to solve the problem, the utility model provides a mechanism of uncapping for liquid transfer system, press from both sides the mechanism and the rotary mechanism is got to body clamp including the bottle lid clamp.
Referring to fig. 1, the bottle cap clamping mechanism includes a manipulator 1 capable of moving three-dimensionally, and a pipette 2 and a first electric gripper 3 are respectively connected to a distal end of the three-dimensional manipulator 1, wherein the first electric gripper 3 is configured to clamp a bottle cap of a sample bottle.
The body presss from both sides and gets rotary mechanism and is located the workspace, and it includes bottom plate 4, first motor 5, tray 6 and the electronic clamping jaw of second, and wherein first motor 5 installs on bottom plate 4, and tray 6 is a circular slab, and it rotatably connects on bottom plate 4, and first motor 5 passes through the hold-in range and drives tray 6 along its central axis rotation.
The second electric clamping jaw is arranged on the tray 6 and used for clamping the bottle body of the sample bottle. In this embodiment, the second electric clamping jaw includes a second motor 7, a mounting bracket 8, a screw rod 9 and a pair of clamping jaws, wherein the mounting bracket 8 and the second motor 7 are both fixedly mounted on the tray 6, and the screw rod 9 is connected to the mounting bracket 8 in a penetrating manner and is located above the second motor 7. The belt pulleys are mounted on the main shaft of the second motor 7 and the screw rod 9, and the synchronous belt is sleeved on the belt pulleys, so that the second motor 7 can drive the screw rod 9 to rotate.
The pair of clamping jaws are respectively fixed on the screw rod nuts at two ends of the screw rod 9, and when the second motor 7 drives the screw rod 9 to rotate, the screw rod nuts on the screw rod 9 are opposite, so that the pair of clamping jaws are driven to be close to or far away from each other, and the sample bottle body is clamped. In this embodiment, the clamping jaw includes the arm lock 10 that is fixed in on the screw-nut, and all has a pair of splint 11 that sets up from top to bottom on every arm lock 10 to can press from both sides the body of the bottle better.
The utility model discloses a mechanism of uncapping still includes a photoelectric sensor 12, and this photoelectric sensor 12 is used for detecting whether the position and the bottle lid of sample bottle break away from the body.
Fig. 2 is the utility model discloses a mechanism of uncapping moves position schematic diagram in the liquid flow, including workspace A, sample storage area B, mechanism 1, TIP head zone C, move liquid district D and waste product groove E. The specific working process is as follows:
A. firstly, the manipulator 1 moves to a sample storage area, the first electric clamping jaw 3 is descended after being aligned to a target sample bottle, the bottle cap of the sample bottle is clamped, and the sample bottle is clamped out of the sample storage area;
B. then, the manipulator 1 moves to a working area, so that the sample bottle is positioned right above the second electric clamping jaw and begins to descend; when a sample bottle descends to a position detected by the photoelectric sensor 12, the photoelectric sensor 12 feeds back a signal, the manipulator 1 reduces the descending speed, when the sample bottle descends to a set position, the manipulator 1 stops descending, the second motor 7 controls the second electric clamping jaws to mutually approach and clamp the sample bottle body through belt transmission, the current signal of the motor is fed back to detect the clamping force at the moment, and when the clamping force reaches a preset value, the second motor 7 stops working and keeps self-locking to keep the sample bottle body in a clamped state;
C. then, the first motor 5 controls the tray 6 to rotate clockwise through belt transmission, so that the bottle body of the sample bottle and the bottle cap rotate relatively, the manipulator 1 ascends to drive the bottle cap of the sample bottle to be separated from the bottle body along the screw, the bottle cap is fixed on the first electric clamping jaw 3, and the bottle body is still clamped by the second electric clamping jaw;
D. after the bottle cap is completely separated from the bottle body, the photoelectric sensor 12 detects signal change, the tray 6 rotates back to the initial angle, the first motor 5 stops, the manipulator 1 moves to the TIP head storage area, the pipettor 2 is aligned to the target TIP head, descends to enable the pipettor 2 to clamp the TIP head, and then ascends;
E. the mechanical arm 1 moves to a working area again, so that the center of the TIP head is aligned with the center of the sample bottle, descends and sucks liquid, and then ascends;
F. then, the manipulator 1 moves to a liquid transfer area, the center of the TIP head is aligned to a target position, and the TIP head descends, spits out liquid and ascends;
G. then, the manipulator 1 moves to a waste groove, and the TIP head is separated from the liquid transfer device 2 and falls into the waste groove;
H. the manipulator 1 moves to a working area again, so that the bottle cap clamped by the first electric clamping jaw 3 is aligned to the bottle body clamped by the second electric clamping jaw, the manipulator 1 descends, the first motor 5 rotates reversely to drive the tray 6 to rotate reversely, so that the bottle cap is screwed with the bottle body along the screw mouth, when the photoelectric sensor 12 detects that the bottle cap rotates and descends to a preset position, the first motor 5 stops rotating, and the second motor 7 works reversely to drive the second electric clamping jaw to be far away from the bottle body of the sample bottle and return to the initial position;
I. and finally, the mechanical arm 1 ascends, the first electric clamping jaw 3 drives the sample bottle to ascend by clamping the bottle cap, the photoelectric sensor 12 detects that the sample bottle ascends and breaks away from the working area, the mechanical arm 1 moves to the initial position of the sample bottle in the sample storage area and descends, the first electric clamping jaw 3 is loosened, the sample bottle is put back to the initial position, and the work is finished.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (6)
1. The uncovering mechanism for the liquid transfer system is characterized by comprising a bottle cap clamping mechanism and a bottle body clamping and rotating mechanism; the bottle cap clamping mechanism comprises a three-dimensional manipulator, the tail end of the three-dimensional manipulator is respectively connected with a liquid transfer device and a first electric clamping jaw, and the first electric clamping jaw is used for clamping a bottle cap of a sample bottle; the bottle body clamping and rotating mechanism comprises a bottom plate, a first motor, a tray and a second electric clamping jaw, wherein the first motor and the tray are both arranged on the bottom plate, and the tray is driven by the first motor to rotate along the central axis of the tray; the second electric clamping jaw is arranged on the tray and used for clamping the bottle body of the sample bottle.
2. The cap-opening mechanism for a pipetting system as recited in claim 1 wherein the first motor rotates the tray along its central axis by a timing belt.
3. The uncovering mechanism for the pipetting system as recited in claim 1, wherein the second electric clamping jaw comprises a second motor, a mounting bracket, a screw rod and a pair of clamping jaws, the mounting bracket and the second motor are both fixedly mounted on the tray, the screw rod is connected to the mounting bracket in a penetrating manner, and the second motor is used for driving the screw rod to rotate; the pair of clamping jaws are respectively fixed on the screw rod nuts at the two ends of the screw rod.
4. The decapping mechanism for a pipetting system as recited in claim 3, wherein the second motor drives the screw rod to rotate through a belt pulley and a synchronous belt.
5. The cap opening mechanism for a pipetting system as recited in claim 3 wherein each of the gripping jaws includes a gripping arm fixed to the feed screw nut, and a pair of clamping plates arranged one above the other are fixed to the gripping arm.
6. The decapping mechanism for a pipetting system as recited in claim 1, further comprising a photoelectric sensor for detecting the position of the sample bottle and whether the cap is detached from the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021826946.0U CN213446155U (en) | 2020-08-27 | 2020-08-27 | Cover opening mechanism for liquid transfer system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021826946.0U CN213446155U (en) | 2020-08-27 | 2020-08-27 | Cover opening mechanism for liquid transfer system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213446155U true CN213446155U (en) | 2021-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021826946.0U Active CN213446155U (en) | 2020-08-27 | 2020-08-27 | Cover opening mechanism for liquid transfer system |
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| CN (1) | CN213446155U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114180508A (en) * | 2021-12-03 | 2022-03-15 | 无锡理奇智能装备有限公司 | Full-automatic suction machine and suction method for barreled solution |
| CN114368717A (en) * | 2021-12-20 | 2022-04-19 | 苏州镁伽科技有限公司 | Cap opening and closing device, pipetting apparatus, and cap closing method |
| CN114940476A (en) * | 2022-06-17 | 2022-08-26 | 启思半导体(杭州)有限责任公司 | Nucleic acid detection transfer mechanism and nucleic acid detection sealing device |
-
2020
- 2020-08-27 CN CN202021826946.0U patent/CN213446155U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114180508A (en) * | 2021-12-03 | 2022-03-15 | 无锡理奇智能装备有限公司 | Full-automatic suction machine and suction method for barreled solution |
| CN114368717A (en) * | 2021-12-20 | 2022-04-19 | 苏州镁伽科技有限公司 | Cap opening and closing device, pipetting apparatus, and cap closing method |
| CN114940476A (en) * | 2022-06-17 | 2022-08-26 | 启思半导体(杭州)有限责任公司 | Nucleic acid detection transfer mechanism and nucleic acid detection sealing device |
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