CN209386954U - One kind is with closed loop detection and pinpoint turntable new structure - Google Patents
One kind is with closed loop detection and pinpoint turntable new structure Download PDFInfo
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- CN209386954U CN209386954U CN201822187193.2U CN201822187193U CN209386954U CN 209386954 U CN209386954 U CN 209386954U CN 201822187193 U CN201822187193 U CN 201822187193U CN 209386954 U CN209386954 U CN 209386954U
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Abstract
The utility model discloses one kind with closed loop detection and pinpoint turntable new structure, including substrate, one end of the substrate is equipped with stepper motor, and the output end of stepper motor is equipped with synchronous pulley, the side of the substrate is equipped with indexing motor, and the output end of indexing motor is equipped with indexing positioning pin, the middle position of the substrate top is rotatably connected to indexing positioning disk, and indexes and be provided with floating bearing at the top of positioning disk.The stepper motor of the utility model setting by synchronous belt by driving floating bearing to be rotated, floating bearing drives turntable mould group to be rotated, indexing motor drives indexing positioning pin to match with the card slot indexed in positioning disk, so that turntable turned position precision is higher, when rotating again, repeatable accuracy is more accurate simultaneously, to improve the accuracy of device measurement, and avoid reducing the production cost of the device using servo motor integration mould group.
Description
Technical field
The utility model relates to medical instrument fields, and specially one kind is detected with closed loop and pinpoint turntable is novel
Structure.
Background technique
At present in medical instrument field, as the increased demand of flux is detected for instrument in market, many companies all exist
The medical detecting Instrument of design and exploitation high throughput is standby, and to adapt to and meet the needs in market, and it is most important to improve detection flux
A kind of means be just designed to the detecting instrument in multiple channels, and in the design of multi-channel detection instrument, it is most common just
It is the sense channel layout pattern using a kind of rotating disc type, it can realize the planning in most channels in minimum spatial dimension,
Such design: compact-sized, control is clear, and it is convenient to realize.
But the layout pattern of rotating disc type, need ensuring reliable transmission, effectively and it is low it is hot-tempered on the basis of, it is necessary to ensure that
The positioning accuracy of position, the repeatable accuracy of position and the holding precision of position, usually there is several ways:
1) floating bearing is used, passes through gear or synchronous belt control rotation, the position precision of turntable using stepper motor
It is realized by the control of stepper motor itself；
2) floating bearing is used, controls the rotation of turntable, while using stepper motor+encoder to control the position of turntable
Set precision；
3) rotation of turntable is controlled, while using floating bearing+servo motor integration mould group to guarantee turning for turntable
Dynamic position precision etc.；
With upper type one, rotation is controlled only by stepper motor, the reliability for ensuring to rotate of having no idea, Yi Jizhuan
The accuracy of dynamic position, price economy；The second way can ensure to rotate position well using stepper motor+encoder
Set, also can feedback motor rotation well precision, but the operating position of final control element is unable to get it is accurate anti-
Feedback, price can be slightly expensive；The third mode may be implemented closed-loop control, and can overcome the shortcomings of first two mode, position well
Precision is set, repeatable accuracy can be protected, but price is more expensive.
Utility model content
The purpose of this utility model is to provide one kind with closed loop detection and pinpoint turntable new structure, with solution
Certainly the problems mentioned above in the background art.
To achieve the above object, the utility model provides the following technical solutions: one kind is detected and is accurately positioned with closed loop
Turntable new structure, including substrate, one end of the substrate is equipped with stepper motor, and the output end of stepper motor is equipped with
Synchronous pulley, the side of the substrate is equipped with indexing motor, and the output end of indexing motor is equipped with indexing positioning pin, described
The middle position of substrate top is rotatably connected to indexing positioning disk, and indexes and be provided with floating bearing at the top of positioning disk, institute
It states and is fixed with turntable mould group at the top of floating bearing, and magnetic induction plate is installed at the top of turntable mould group, the turntable mould group top
The middle position in portion is equipped with annulus magnetic stripe.
Preferably, the bottom of the indexing positioning disk is provided with optoelectronic switch, is provided at the top of the substrate and photoelectricity
Switch the stroke baffle matched.
Preferably, the synchronous pulley is sequentially connected by synchronous belt and floating bearing.
Preferably, the cross section of the indexing positioning pin is in " ten " font, be provided on the outside of the indexing positioning disk and
The card slot that indexing positioning pin matches.
Preferably, the magnetic induction plate and the non-contact cooperation of annulus magnetic stripe, and data are read by induction.
Preferably, the material of the substrate is aluminium alloy.
Compared with prior art, the utility model has the beneficial effects that the stepper motor of the utility model setting passes through together
Step band drives floating bearing to be rotated, and floating bearing drives turntable mould group to be rotated, and indexing motor drives indexing positioning pin
It is matched with the card slot in indexing positioning disk, so that turntable turned position precision is higher, while passing through magnetic induction plate 5 and circle
The untouchable cooperation of ring magnetic stripe 6 incudes reading position data, to obtain accurate turned position feedback, the weight when rotating again
Multiple precision is more accurate, to improve the accuracy of device measurement, and avoids subtracting using servo motor integration mould group
The small production cost of the device, so that the use scope of the device greatly improves.
Detailed description of the invention
Fig. 1 is the appearance diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model；
Fig. 3 is the front view of the utility model.
In figure: 1, stepper motor；2, substrate；3, synchronous belt；4, turntable mould group；5, magnetic induction plate；6, annulus magnetic stripe；7, it returns
Shaft is held；8, synchronous pulley；9, indexing motor；10, positioning pin is indexed；11, positioning disk is indexed；12, stroke baffle；13, photoelectricity
Switch.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, a kind of embodiment provided by the utility model: one kind having closed loop detection and pinpoint turn
Disk new structure, one end including substrate 2 is equipped with stepper motor 1, and the output end of stepper motor 1 is equipped with synchronous pulley 8,
The side of substrate 2 is equipped with indexing motor 9, and the output end of indexing motor 9 is equipped with indexing positioning pin 10,2 top of substrate
Middle position is rotatably connected to indexing positioning disk 11, and the top for indexing positioning disk 11 is provided with floating bearing 7, floating bearing
7 top is fixed with turntable mould group 4, and the top of turntable mould group 4 is equipped with magnetic induction plate 5, the interposition at 4 top of turntable mould group
The place of setting is equipped with annulus magnetic stripe 6.
The stepper motor 1 of the utility model setting drives floating bearing 7 to be rotated by synchronous belt 3,7 band of floating bearing
Turn disk mould group 4 is rotated, and is incuded reading position data by magnetic induction plate 5 and the untouchable cooperation of annulus magnetic stripe 6, is obtained
Accurate turned position, then the drive of indexing motor 9 indexing positioning pin 10 matches with the card slot indexed in positioning disk 11 and merges locking,
So that turntable turned position keeps degree of precision.
Please focus on refering to Fig. 3, the bottom for indexing positioning disk 11 is provided with optoelectronic switch 13(model GL-25), substrate 2
Top is provided with the stroke baffle 12 matched with optoelectronic switch 13.
This kind with closed loop detect and pinpoint turntable new structure and control by setting stroke baffle 12 and
Optoelectronic switch 13 cooperates in time, completes the timely operation of the device and stops, and then improves precision.
Please emphatically refering to fig. 1, synchronous pulley 8 is sequentially connected by synchronous belt and floating bearing 7, magnetic induction plate 5 and annulus
The untouchable cooperation of magnetic stripe 6, and data are read by induction.
This kind is detected with closed loop and synchronous belt 3 of the pinpoint turntable new structure with control by setting, so that
Synchronous pulley 8 is able to drive floating bearing 7 and is rotated, complete the overall operation of the device under the action of stepper motor 1,
The annulus magnetic stripe 6 of setting and the non-contact cooperation of magnetic induction plate 5 incude, and carry out the reading and preservation of data.
Please be emphatically referring to Fig.2, the cross section of indexing positioning pin 10 be in " ten " font, the outside of indexing positioning disk 11 is provided with
The card slot matched with indexing positioning pin 10, the material of substrate 2 are aluminium alloy.
This kind is detected with closed loop and pinpoint turntable new structure and the material of control setting are high-quality aluminium alloy,
It can be improved the hardness of substrate 2, to improve the service life of the device, the card slot of setting is matched with indexing positioning pin 10,
Also improve the position precision of indexing positioning disk 11.
Working principle: first powering on the device, under the drive of stepper motor 1, by synchronous pulley 8 with it is synchronous
Band 3 drives floating bearing 7 to do rotary work, to drive turntable mould group 4 to be rotated, when stroke baffle 12 interdicts optoelectronic switch
When 13, stepper motor 1 stops operating, and indexing positioning pin 10 can be under the promotion of indexing motor 9, in insertion indexing 11 card slot of positioning disk
Locking, at this point, initialization is completed, magnetic induction plate 5 can read 6 data of annulus magnetic stripe simultaneously and save as the data in home position,
When the closed-loop system receives rotation command, indexing positioning pin 10 first is exited out of indexing positioning disk 11 card slot, turntable mould
4 unlock of group, then turntable mould group 4 starts turning under the drive of stepper motor 1, and after rotateing in place, magnetic induction plate 5 can read annulus
Data on magnetic stripe 6, the data can be compared with the instruction received, and confirmation rotate in place, and stepper motor 1 can stop operating, so
Indexing positioning pin 10 can be under the promotion of indexing motor 9 afterwards, and locking in insertion indexing 11 card slot of positioning disk, turntable mould group 4 has rotated
At.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. one kind is with closed loop detection and pinpoint turntable new structure, including substrate (2), it is characterised in that: the base
One end of plate (2) is equipped with stepper motor (1), and the output end of stepper motor (1) is equipped with synchronous pulley (8), the substrate
(2) side is equipped with indexing motor (9), and the output end of indexing motor (9) is equipped with indexing positioning pin (10), the substrate
(2) middle position at the top of is rotatably connected to indexing positioning disk (11), and indexes and be provided with revolution at the top of positioning disk (11)
Bearing (7) is fixed with turntable mould group (4) at the top of the floating bearing (7), and is equipped with magnetic strength at the top of turntable mould group (4)
It answers plate (5), the middle position at the top of the turntable mould group (4) is equipped with annulus magnetic stripe (6).
2. according to claim 1 a kind of with closed loop detection and pinpoint turntable new structure, it is characterised in that:
The bottom of indexing positioning disk (11) is provided with optoelectronic switch (13), is provided at the top of the substrate (2) and optoelectronic switch
(13) the stroke baffle (12) matched.
3. according to claim 1 a kind of with closed loop detection and pinpoint turntable new structure, it is characterised in that:
The synchronous pulley (8) is sequentially connected by synchronous belt and floating bearing (7).
4. according to claim 1 a kind of with closed loop detection and pinpoint turntable new structure, it is characterised in that:
The cross section of indexing positioning pin (10) is in " ten " font, is provided on the outside of the indexing positioning disk (11) and positions with indexing
The card slot that pin (10) matches.
5. according to claim 1 a kind of with closed loop detection and pinpoint turntable new structure, it is characterised in that:
The magnetic induction plate (5) and annulus magnetic stripe (6) non-contact cooperation, and data are read by induction.
6. according to claim 1 a kind of with closed loop detection and pinpoint turntable new structure, it is characterised in that:
The material of the substrate (2) is aluminium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822187193.2U CN209386954U (en) | 2018-12-25 | 2018-12-25 | One kind is with closed loop detection and pinpoint turntable new structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822187193.2U CN209386954U (en) | 2018-12-25 | 2018-12-25 | One kind is with closed loop detection and pinpoint turntable new structure |
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| CN209386954U true CN209386954U (en) | 2019-09-13 |
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| CN201822187193.2U Active CN209386954U (en) | 2018-12-25 | 2018-12-25 | One kind is with closed loop detection and pinpoint turntable new structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110803472A (en) * | 2019-11-15 | 2020-02-18 | 广东智源机器人科技有限公司 | Rotary type track switching device and track system |
| CN111854656A (en) * | 2020-06-22 | 2020-10-30 | 深圳市铭特科技有限公司 | Accurate positioning method and system based on heavy-load turntable |
| CN112945146A (en) * | 2021-01-30 | 2021-06-11 | 河南新开源石化管道有限公司 | Detection device for detecting elbow curvature |
| CN116000037A (en) * | 2023-03-27 | 2023-04-25 | 矿冶科技集团有限公司 | Erlenmeyer flask wiper mechanism and belt cleaning device |
-
2018
- 2018-12-25 CN CN201822187193.2U patent/CN209386954U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110803472A (en) * | 2019-11-15 | 2020-02-18 | 广东智源机器人科技有限公司 | Rotary type track switching device and track system |
| CN111854656A (en) * | 2020-06-22 | 2020-10-30 | 深圳市铭特科技有限公司 | Accurate positioning method and system based on heavy-load turntable |
| CN111854656B (en) * | 2020-06-22 | 2021-08-20 | 深圳市铭特科技有限公司 | Accurate positioning method and system based on heavy-load turntable |
| CN112945146A (en) * | 2021-01-30 | 2021-06-11 | 河南新开源石化管道有限公司 | Detection device for detecting elbow curvature |
| CN116000037A (en) * | 2023-03-27 | 2023-04-25 | 矿冶科技集团有限公司 | Erlenmeyer flask wiper mechanism and belt cleaning device |
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