CN208786679U - A kind of centrifuge rotor positioning device - Google Patents
A kind of centrifuge rotor positioning device Download PDFInfo
- Publication number
- CN208786679U CN208786679U CN201821383489.5U CN201821383489U CN208786679U CN 208786679 U CN208786679 U CN 208786679U CN 201821383489 U CN201821383489 U CN 201821383489U CN 208786679 U CN208786679 U CN 208786679U
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- stepper motor
- electromagnetic clutch
- centrifuge rotor
- controller
- centrifuge
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Abstract
The utility model discloses a kind of centrifuge rotor positioning devices, including the bracket being fixed on centrifugation electric machine casing, electromagnetic clutch, stepper motor, the stepper motor driver being electrically connected with stepper motor, controller and power supply, stepper motor is fixedly mounted on bracket, it is connected between the stepper motor output shaft and centrifuge rotor by the electromagnetic clutch, a round positioning plate is also fixedly installed on the centrifuge rotor, one detection switch for detection positioning plate position is installed on the bracket, the stepper motor driver, electromagnetic clutch, optoelectronic switch is electrically connected with the controller respectively.The utility model is by being provided with electromagnetic clutch and stepper motor, after the completion of centrifuge rotary process, the rotor that controller can control stepper motor driving centrifuge is continued to rotate facilitates manipulator to carry out test tube, trial jar, the pick-and-place for hanging the components such as cup to the position of setting.
Description
Technical field
The utility model relates to centrifuge technique field, especially a kind of centrifuge rotor positioning device.
Background technique
Centrifuge is the powerful centrifugal force generated using rotary head high speed rotation, the sinking speed of particle in accelerating liquid,
The instrument that the substance of sedimentation coefficients different in sample and buoyant density is separated, is widely used in life science, medicine, change
The fields such as, environmental protection.Core component of the rotary head of centrifuge as centrifuge, different analysis samples and different realities
It tests, need replacing different test tubes, trial jar, hang cup etc..And existing centrifuge is after the completion of centrifugal process, the position that rotor stops
It sets usually unfixed, it has not been convenient to which manipulator is picked and placed, and human assistance is needed to carry out, very inconvenient.
Summary of the invention
The purpose of the utility model is to overcome the deficiencies of above-mentioned prior art, provide a kind of centrifuge rotor positioning dress
It sets, can be accurately positioned after centrifuge completes rotary process, it is convenient to carry out test tube with manipulator cooperation, trial jar, hang cup
Pick-and-place.
To achieve the goals above, the technical solution adopted in the utility model is: a kind of centrifuge rotor positioning device,
Be characterized in that: including be fixed on centrifugation electric machine casing bracket, electromagnetic clutch, stepper motor, be electrically connected with stepper motor
Stepper motor driver, controller and power supply, the stepper motor is fixedly mounted on bracket, the master of the electromagnetic clutch
Dynamic part and secondary part are fixedly connected with stepper motor output shaft and centrifuge rotor end respectively, in the electromagnetic clutch
Secondary part on be also fixedly installed with a round positioning plate, portion is equipped with one for detection positioning plate position on the bracket
Detection switch, the stepper motor driver, electromagnetic clutch, optoelectronic switch are electrically connected with the controller respectively.
Further, a speed reducer is additionally provided between the active part of the electromagnetic clutch and the stepper motor.
Further, a positioning gap is offered on the round positioning plate, the detection switch is optoelectronic switch.Tool
Body, the optoelectronic switch is correlation photoswitc.
Further, the controller is programmable controller or singlechip controller.
The beneficial effects of the utility model are: being centrifuged work in centrifuge by being provided with electromagnetic clutch and stepper motor
After the completion of sequence, the rotor that controller can control stepper motor driving centrifuge is continued to rotate to the position of setting, facilitates machinery
Hand carries out test tube, trial jar, the pick-and-place for hanging the components such as cup.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawing.
Fig. 1 is the structural schematic diagram using the centrifuge of the utility model.
Fig. 2 is the top view of rotor block in Fig. 1.
Fig. 3 is the enlarged diagram of part A in Fig. 1.
Fig. 4 is the schematic diagram that optoelectronic switch optical path is blocked by positioning plate.
Fig. 5 is the schematic diagram that optoelectronic switch optical path passes through locating notch.
Fig. 6 is another structural schematic diagram using the centrifuge of the utility model.
In figure: 1. trial jars, 2. hang cup, 3. rotor blocks, 4. casings, 5. centrifugation motors, 6. optoelectronic switches, 7. positioning plates, and 8.
Electromagnetic clutch driven part point, 9. electromagnetic clutch active parts, 10. speed reducers, 11. brackets, 12. stepper motors, 13. steps
Into motor driver, 14. programmable devices, 15. power supplys, 16. locating notches.
Specific embodiment
As shown in Figs 1-4, a kind of centrifuge rotor positioning device of the utility model, including bracket 11, electromagnetic clutch, step
Into motor 12, the stepper motor driver being electrically connected with stepper motor 13, controller 14 and power supply 15, the fixed peace of stepper motor 12
Mounted in 11 lower part of bracket.The electromagnetic clutch is arranged in the top of bracket 11, wherein electromagnetic clutch is by electromagnetic clutch
Secondary part 8 and electromagnetic clutch active part 9 are constituted；Electromagnetic clutch driven part point 8 and the rotor tip of centrifuge are fixed
Connection, electromagnetic clutch active part 9 are fixedly connected with 12 output shaft of stepper motor.
It is also fixedly installed with a round positioning plate 7 on electromagnetic clutch driven part point 8, is installed on 11 top of bracket
There is a detection switch 6 for detection positioning plate position.The stepper motor driver 13, electromagnetic clutch 14, detection switch 6
It is electrically connected respectively with controller 14.Power supply 15 is so electrical component is powered.
Preferably, a positioning gap 16 is offered on round positioning plate 7, the detection switch 6 is optoelectronic switch.Specifically
, the optoelectronic switch is correlation photoswitc.Certainly, detection switch 6 can also be switched with magnetic detection, be positioned in circle
It is provided with positioning magnetic patch on plate 7, can also reach identical function.
In addition, as shown in figure 5, in order to increase torque, and reduce the revolving speed that stepper motor 12 passes out；The electromagnetism from
A speed reducer 10 is additionally provided between clutch active part 9 and the stepper motor 12.The input shaft of speed reducer 10, output shaft difference
It is connected with stepper motor 12 and electromagnetic clutch active part 9.
In the present embodiment, the controller is programmable controller, specifically can be used model FX3U-16MT/ES-A's
Mitsubishi PLC.The clutch for the model ME10S2AA that the electromagnetic clutch is produced using thousand Mount Tai, Taiwan.The stepper motor drives
The driver for the model DM542 that dynamic device is produced using thunder match science and technology.Certainly, controller, electromagnetic clutch and stepper motor drive
Dynamic device can also be using the production of other manufacturers, as long as being able to achieve identical function.
When practical application the utility model, by bracket 11 be fixed on the shell of centrifugation motor 5, and make electromagnetic clutch
Secondary part 8 is fixedly connected with the rotor of centrifuge, and electromagnetic clutch active part 9 is fixedly connected with speed reducer output shaft.
Below to have the course of work that the utility model is illustrated in 4 centrifuges for hanging cup on rotor block 3: from
After the completion of heart process, when centrifugation motor shuts down, activation system.The active part 9 of the control electromagnetic clutch of controller 14
It is attracted with secondary part 8, stepper motor driver 13 controls stepper motor 12 and acts, and will be moved by speed reducer and electromagnetic clutch
Power is transferred on centrifugation rotor, drives rotor rotation, is lacked when rotating to positioning of the optoelectronic switch optical path on positioning plate 7
When mouth 16, the optical path connection of optoelectronic switch is determined as that No.1 hangs cup 2 in place, and system controls stepper motor 12 and stalls, and remembers
Record shaft positioning " 0 degree ".Manipulator can carry out loading or unloading operation at this time, after the completion of manipulator operation, system drive again from
Electrocardio machine rotor rotates " 90 degree ", i.e., No. two are hung cup in place, repeats rotation-manipulator operation-rotation operation, Zhi Daoji
Tool hand completes 4 all operationss for hanging cup, and system cut-off stops.
The utility model, which does not limit, to be applied on 4 centrifuges for hanging cup, when 4 are hung glass, is rotated by 90 ° every time；When 6
It is a when hanging glass, 60 degree of rotation every time；So analogize, specific angle setting can hang glass quantity according to centrifuge and be configured.
The above content is only to illustrate the technical solution of the utility model, and those skilled in the art are practical new to this
The simple modification or equivalent replacement that the technical solution of type carries out, all without departing from the essence and model of technical solutions of the utility model
It encloses.
Claims (5)
1. a kind of centrifuge rotor positioning device, it is characterised in that: including be fixed on centrifugation electric machine casing on bracket, electromagnetism from
Clutch, stepper motor, the stepper motor driver being electrically connected with stepper motor, controller and power supply, the stepper motor are fixed
It is rack-mount, the active part and secondary part of the electromagnetic clutch respectively with stepper motor output shaft and centrifugal basket
Sub- end is fixedly connected, and a round positioning plate is also fixedly installed on the secondary part of the electromagnetic clutch, in the branch
Frame top is equipped with a detection switch for detection positioning plate position, the stepper motor driver, electromagnetic clutch, photoelectricity
Switch is electrically connected with the controller respectively.
2. centrifuge rotor positioning device according to claim 1, it is characterised in that: the initiative part of the electromagnetic clutch
Divide and is additionally provided with a speed reducer between the stepper motor.
3. centrifuge rotor positioning device according to claim 1, it is characterised in that: opened up on the round positioning plate
There is a positioning gap, the detection switch is optoelectronic switch.
4. centrifuge rotor positioning device according to claim 3, it is characterised in that: the optoelectronic switch is correlation light
Establish light by cable.
5. centrifuge rotor positioning device according to claim 1, it is characterised in that: the controller is PLC technology
Device or singlechip controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821383489.5U CN208786679U (en) | 2018-08-27 | 2018-08-27 | A kind of centrifuge rotor positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821383489.5U CN208786679U (en) | 2018-08-27 | 2018-08-27 | A kind of centrifuge rotor positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208786679U true CN208786679U (en) | 2019-04-26 |
Family
ID=66207036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821383489.5U Active CN208786679U (en) | 2018-08-27 | 2018-08-27 | A kind of centrifuge rotor positioning device |
Country Status (1)
| Country | Link |
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| CN (1) | CN208786679U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112245982A (en) * | 2020-09-22 | 2021-01-22 | 长沙湘智离心机仪器有限公司 | Separation device convenient to location is snatched |
| CN112337657A (en) * | 2020-10-24 | 2021-02-09 | 上海汇像信息技术有限公司 | Positioning centrifuge and positioning control method thereof |
| CN114377863A (en) * | 2021-12-08 | 2022-04-22 | 江苏集萃微纳自动化系统与装备技术研究所有限公司 | Centrifuge control method |
| CN115301421A (en) * | 2022-10-10 | 2022-11-08 | 苏州星亿机械有限公司 | Filtering centrifuge |
-
2018
- 2018-08-27 CN CN201821383489.5U patent/CN208786679U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112245982A (en) * | 2020-09-22 | 2021-01-22 | 长沙湘智离心机仪器有限公司 | Separation device convenient to location is snatched |
| CN112245982B (en) * | 2020-09-22 | 2022-05-03 | 长沙湘智离心机仪器有限公司 | Separation device convenient to location is snatched |
| CN112337657A (en) * | 2020-10-24 | 2021-02-09 | 上海汇像信息技术有限公司 | Positioning centrifuge and positioning control method thereof |
| CN112337657B (en) * | 2020-10-24 | 2023-10-13 | 上海汇像信息技术有限公司 | Positioning centrifugal machine and positioning control method thereof |
| CN114377863A (en) * | 2021-12-08 | 2022-04-22 | 江苏集萃微纳自动化系统与装备技术研究所有限公司 | Centrifuge control method |
| CN115301421A (en) * | 2022-10-10 | 2022-11-08 | 苏州星亿机械有限公司 | Filtering centrifuge |
| CN115301421B (en) * | 2022-10-10 | 2022-12-30 | 苏州星亿机械有限公司 | Filtering centrifuge |
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