CN101986232A - Full circular motion limiting method and equipment - Google Patents
Full circular motion limiting method and equipment Download PDFInfo
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- CN101986232A CN101986232A CN 201010283463 CN201010283463A CN101986232A CN 101986232 A CN101986232 A CN 101986232A CN 201010283463 CN201010283463 CN 201010283463 CN 201010283463 A CN201010283463 A CN 201010283463A CN 101986232 A CN101986232 A CN 101986232A
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- sliding bar
- feeler lever
- limit
- clockwise
- spacing
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Abstract
The invention discloses a full circular motion limiting method and full circular motion limiting equipment. A rotating feeler lever is fixed on the outer side of a rotating body; on an immobilized body, a sliding bar is arranged in parallel to the tangent line of the external circle of the rotating body, and springs are sleeved on two sides of the sliding bar; a stop block is vertically arranged on the sliding bar, the top of the stop block is positioned between the external circle of the rotating body and the rotating track of the rotating feeler lever, and two ends of the sliding bar are provided with trigger switches for generating limit signals; a shaft rotates to drive the rotating feeler lever to rotate; when the shaft rotates clockwise to reach a limit position soon, the rotating feeler lever touches the stop block; the shaft continuously rotates to pull the sliding bar to move to one side, the compressed springs touch the contact switches to generate clockwise limit signals; when the shaft is released from clockwise limit, the sliding bar is rebounded to the center, and the clockwise limit signals disappear; and the anticlockwise rotating process is opposite. The method and the device have the advantages of implementation of limit of full circular motion, no time sequence relationship due to direct corresponding between the limit signals and the limit directions, reliable performance, simple processing logic and low cost.
Description
Technical field
The invention belongs to electromechanical integration instrument and equipment field, be specifically related to a kind of spacing method and equipment thereof that is used for wholecircle Zhou Yundong (360 degree).
Background technology
A lot of Mechatronic Systems are formed (for example turntable) by a plurality of rotation axiss, the rotatable certain angle of each rotation axis, for preventing to rotate the scope that exceeds permission, general both sides in slewing area, the installation and measuring element is (as travel switch, contact-making switch, optoelectronic switch etc.), when turning to the scope both sides, detecting element is triggered, produce an electric signal (being called limit signal), after electronic control system detects this limit signal, stop the rotation of former direction, but still can move along the reverse direction of this direction, so just can guarantee to rotate always not exceed restricted portion, guarantee the safety of system.
Spend when the angle of rotating is not more than 360, above-mentioned way is without any problem.But a lot of rotation systems require slewing area to reach 360 degree, i.e. wholecircle Zhou Yundong.At this moment, limit switch is installed simply,, is also promptly taken a part of angle, will inevitably cause slewing area, can not satisfy the requirement of wholecircle Zhou Yundong less than 360 degree because of positive and negative two limit switches need take up room if be still.
Summary of the invention
At the above-mentioned deficiency of prior art, the present invention will provide limit method and the equipment thereof of a kind of new wholecircle Zhou Yundong, utilize this method and equipment thereof, can make slewing area between positive and negative two limit switches greater than 360 degree, realize wholecircle Zhou Yundong.
The scheme of finishing the foregoing invention task is:
The limit method of a kind of wholecircle Zhou Yundong is characterized in that, adopts following equipment: be fixed with the rotation feeler lever in the outside of rotor; On kinetoplast not, with the tangent line of rotor cylindrical sliding bar is installed abreast, the two ends of this sliding bar respectively are with spring; Simultaneously, vertically be provided with block on this sliding bar, the top of this block, be between the circumference of rotor cylindrical and rotation feeler lever outer end rotary motion trace, the place, two ends of described sliding bar, be provided with touch switch (as travel switch, contact-making switch, optoelectronic switch etc.), be used to produce the limit signal (see figure 1); The step of this limit method is as follows:
⑴. when axle rotated, the rotation feeler lever that drives on the rotor rotated;
⑵. when axle clockwise rotates when being about to arrive spacing position, rotate feeler lever and run into block on the sliding bar; Axle is rotated further, and stirs sliding bar to a side shifting, compresses this side spring and meets the contact-making switch of this side, produces clockwise limit signal;
⑶. after the axle disengaging was spacing clockwise, the elastic force of spring made the sliding bar resilience to central authorities, clockwise limit signal disappearance (see figure 2);
⑷. when rotating counterclockwise when being about to arrive spacing position, rotate feeler lever and run into block on the sliding bar from other direction; Axle is rotated further, and stirs sliding bar and moves to opposite side, compresses this side spring and meets the contact-making switch of other side, produces counterclockwise limit signal;
⑸. after the axle disengaging was spacing clockwise, the elastic force of spring made the sliding bar resilience to central authorities, counterclockwise limit signal disappearance (see figure 3);
Because the spring at sliding bar two ends has certain collapsing length, also there is certain distance between one end of sliding bar and the contact-making switch, after so the rotation feeler lever is run into the block of sliding bar, after changeing the several years again, one end of sliding bar just can be run into contact-making switch, therefore the scope of the rotation of axle can be greater than 360 degree, select for use different length sliding bar and with the spring of its coupling, can regulate slewing area on a small quantity.For example, can between 360 ~ 370 degree, adjust.
The scheme of finishing the 2nd invention task of the application is the employed equipment of the limit method of above-mentioned wholecircle Zhou Yundong: it is characterized in that, be fixed with the rotation feeler lever in the outside of rotor; On kinetoplast not, with the tangent line of rotor cylindrical sliding bar is installed abreast, the two ends of this sliding bar respectively are with spring; Simultaneously, vertically be provided with block on this sliding bar, the top of this block, be between the circumference of rotor cylindrical and rotation feeler lever outer end rotary motion trace, the place, two ends of described sliding bar is provided with touch switch (as travel switch, contact-making switch, optoelectronic switch etc.), is used to produce limit signal.
The prioritization scheme of this equipment is that the block on the described sliding bar is arranged on the mid point of sliding bar.
Advantage of the present invention is: realized the spacing of wholecircle Zhou Yundong, limit signal is directly corresponding with spacing direction, does not have sequential relationship, and dependable performance, processing logic are simple, with low cost.
Description of drawings
Fig. 1 is rotation axis and spacing equipment synoptic diagram;
Counterclockwise synoptic diagram when spacing for taking place in Fig. 2;
Clockwise synoptic diagram when spacing for taking place in Fig. 3.
Embodiment
Embodiment 1: it is spacing that " bidimensional antenna measurement turntable " azimuth axis moves, and slewing area 360 degree are to guarantee to provide the aerial signal directional diagram in wholecircle week.In the appropriate location, the outside of azimuth axis rotating part, one " rotation feeler lever " is installed, it rotates with the rotation of azimuth axis; Referring to Fig. 1:
On the motionless position of azimuth axis (rotating shaft) 4 (fixing base 10, holder 7), one cover stop means is installed, profile is a rectangular parallelepiped, its two ends are touch switch 1,5(such as travel switch, contact-making switch, optoelectronic switch etc.), be used to produce limit signal, central authorities are slidably " sliding bars " 8 along major axis, one " block " stretches out in the central authorities of " sliding bar " 8, and a compression spring 9 is respectively overlapped in the both sides of " sliding bar ".
Treatment scheme is as follows:
⑴ when .. azimuth axis 4 rotated, " the rotation feeler lever " 2 that drives on the rotor rotated; ⑵. when clockwise rotating when being about to arrive spacing position, " rotation feeler lever " 2 run into " block " of " sliding bar " 8 central authorities earlier, axle is rotated further, then Zuo Ce spring 9 is run into the B end face 3 of holder, spring 9 is compressed and shortens, " sliding bar " 8 then continuation slides left, when " sliding bar " 8 left ends are run into the contact-making switch 1 on the left side, produces clockwise limit signal; ⑶ after the axle disengaging is spacing clockwise, and the elastic force of spring 9 makes " sliding bar 8 " resilience to central authorities, and limit signal disappears clockwise;
Referring to Fig. 2: after changeing for one week counterclockwise, the another mistake hour hands change 4 degree, and spacing situation counterclockwise takes place.
⑷. when rotating counterclockwise when being about to arrive spacing position, " rotation feeler lever " 2 run into " block " of " sliding bar " 8 central authorities earlier, axle is rotated further, then the spring 9 on right side is run into the A end face 6 of holder, spring 9 is compressed and shortens, " sliding bar " 8 then continuation slides to the right, when " sliding bar " 8 right-hand members are run into the contact-making switch 5 on the right, produce counterclockwise limit signal, ⑸. after the axle disengaging is spacing counterclockwise, the elastic force of spring 9 makes " sliding bar " 8 resiliences to central authorities, and limit signal disappears counterclockwise; (seeing Fig. 3: after clockwise one week, change 4 degree more clockwise, spacing situation clockwise takes place).
Because spring has certain collapsing length, after " rotation feeler lever " runs into " block " of " sliding bar " central authorities, change the several years " sliding bar " again and just can run into contact-making switch, therefore the scope of the rotation of axle can be greater than 360 degree, " sliding bar " of selection appropriate length reaches the spring with its coupling, after making " rotation feeler lever " run into " block " of " sliding bar " central authorities, azimuth axis changes 4 degree " sliding bar " again and just runs into contact-making switch, the whole slewing area of azimuth axis is 368 degree like this, guarantees that range of movement is greater than wholecircle week (360 degree).
Claims (8)
1. the limit method of a wholecircle Zhou Yundong is characterized in that, adopts following equipment: be fixed with the rotation feeler lever in the outside of rotor; On kinetoplast not, with the tangent line of rotor cylindrical sliding bar is installed abreast, the two ends of this sliding bar respectively are with spring; Simultaneously, vertically be provided with block on this sliding bar, the top of this block is between the circumference of rotor cylindrical and rotation feeler lever outer end rotary motion trace, and the place, two ends of described sliding bar is provided with touch switch, is used to produce limit signal; The step of this limit method is as follows:
⑴. when axle rotated, the rotation feeler lever that drives on the rotor rotated;
⑵. when axle clockwise rotates when being about to arrive spacing position, rotate feeler lever and run into block on the sliding bar; Axle is rotated further, and stirs sliding bar to a side shifting, compresses this side spring and meets the contact-making switch of this side, produces clockwise limit signal;
⑶. after the axle disengaging was spacing clockwise, the elastic force of spring made the sliding bar resilience to central authorities, and limit signal disappears clockwise;
⑷. when rotating counterclockwise when being about to arrive spacing position, rotate feeler lever and run into block on the sliding bar from other direction; Axle is rotated further, and stirs sliding bar and moves to opposite side, compresses this side spring and meets the contact-making switch of other side, produces counterclockwise limit signal;
⑸. after the axle disengaging was spacing clockwise, the elastic force of spring made the sliding bar resilience to central authorities, and limit signal disappears counterclockwise.
2. the limit method of wholecircle Zhou Yundong according to claim 1 is characterized in that, described touch switch is selected from: travel switch, contact-making switch or optoelectronic switch.
3. the limit method of wholecircle Zhou Yundong according to claim 1 is characterized in that, adopts the spacing scope of following method adjusting to rotating: the length that changes described sliding bar.
4. the limit method of wholecircle Zhou Yundong according to claim 1 is characterized in that, adopts the spacing scope of following method adjusting to rotating: the length or the elasticity that change described sliding bar two ends spring.
5. according to the limit method of the described wholecircle Zhou Yundong of one of claim 1 ~ 4, it is characterized in that the block on the described sliding bar is arranged on the mid point of sliding bar.
6. the employed equipment of limit method of the described wholecircle Zhou Yundong of claim 1: it is characterized in that, be fixed with the rotation feeler lever in the outside of rotor; On kinetoplast not, with the tangent line of rotor cylindrical sliding bar is installed abreast, the two ends of this sliding bar respectively are with spring; Simultaneously, vertically be provided with block on this sliding bar, the top of this block is between the circumference of rotor cylindrical and rotation feeler lever outer end rotary motion trace, and the place, two ends of described sliding bar is provided with touch switch, is used to produce limit signal.
7. the spacing equipment of wholecircle Zhou Yundong according to claim 6 is characterized in that, described touch switch is selected from: travel switch, contact-making switch or optoelectronic switch.
8. according to the spacing equipment of claim 6 or 7 described wholecircle Zhou Yundong, it is characterized in that the block on the described sliding bar is arranged on the mid point of sliding bar.
The limit method of wholecircle Zhou Yundong and equipment thereof: be fixed with the rotation feeler lever in the outside of rotor; On kinetoplast not, with the tangent line of rotor cylindrical sliding bar is installed abreast, the sliding bar both sides respectively are with spring; Vertically be provided with block on the sliding bar, the top of block is in the rotor cylindrical and rotates between the feeler lever rotary motion trace, and the sliding bar two ends are provided with touch switch and produce limit signal; Axle rotates to drive and rotates the feeler lever rotation; When axle clockwise rotates when being about to arrive spacing position, rotate feeler lever and run into block; Be rotated further and stir sliding bar to a side shifting, compression spring is run into contact-making switch and is produced clockwise limit signal; When axle break away from clockwise spacing after the sliding bar resilience to central authorities, clockwise limit signal disappears; It is opposite to rotate counterclockwise process.Advantage of the present invention is: realized the spacing of wholecircle Zhou Yundong, limit signal is directly corresponding with spacing direction, does not have sequential relationship, and dependable performance, processing logic are simple, with low cost.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102834635A CN101986232B (en) | 2010-09-16 | 2010-09-16 | Full circular motion limiting method and equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102834635A CN101986232B (en) | 2010-09-16 | 2010-09-16 | Full circular motion limiting method and equipment |
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| CN101986232A true CN101986232A (en) | 2011-03-16 |
| CN101986232B CN101986232B (en) | 2012-01-11 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494604A (en) * | 2011-11-25 | 2012-06-13 | 李瑜芳 | Detection instrument for characteristic of angular transducer |
| CN102573367A (en) * | 2012-02-11 | 2012-07-11 | 李波 | 360-Degree rotating limiting belt mechanism for forest fire prevention spherical table |
| CN105202326A (en) * | 2015-09-15 | 2015-12-30 | 哈尔滨工业大学 | Rotation range limiting device of air-bearing turning table movement simulation system |
| CN106680166A (en) * | 2017-01-17 | 2017-05-17 | 江苏天泽环保科技有限公司 | Dust online monitoring system |
| CN110777515A (en) * | 2019-09-30 | 2020-02-11 | 杭州金宇电子有限公司 | Detergent dispenser |
| CN112128225A (en) * | 2020-08-12 | 2020-12-25 | 九江精密测试技术研究所 | Positive and negative 180-degree limiting integrated limiting shaft system |
| CN112178093A (en) * | 2020-09-09 | 2021-01-05 | 中油国家油气钻井装备工程技术研究中心有限公司 | 380-degree rotation limiting device and limiting method |
| CN114939792A (en) * | 2022-07-25 | 2022-08-26 | 沈阳机床(集团)有限责任公司 | Five-axis head C-axis rotation angle limiting method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2438816A1 (en) * | 1978-10-12 | 1980-05-09 | Allegre Georges | Rifle ammunition loading thruster - has fixed frame with rod sliding in bore controlled by pivoting stirrup |
| US5418890A (en) * | 1991-06-25 | 1995-05-23 | Canon Kabushiki Kaisha | Arm origin calibrating method for an articulated robot |
| CN101592284A (en) * | 2009-06-26 | 2009-12-02 | 中国兵器工业第二〇五研究所 | Mechanical elastic large-angle slewing limit mechanism |
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2010
- 2010-09-16 CN CN2010102834635A patent/CN101986232B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2438816A1 (en) * | 1978-10-12 | 1980-05-09 | Allegre Georges | Rifle ammunition loading thruster - has fixed frame with rod sliding in bore controlled by pivoting stirrup |
| US5418890A (en) * | 1991-06-25 | 1995-05-23 | Canon Kabushiki Kaisha | Arm origin calibrating method for an articulated robot |
| CN101592284A (en) * | 2009-06-26 | 2009-12-02 | 中国兵器工业第二〇五研究所 | Mechanical elastic large-angle slewing limit mechanism |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494604A (en) * | 2011-11-25 | 2012-06-13 | 李瑜芳 | Detection instrument for characteristic of angular transducer |
| CN102573367A (en) * | 2012-02-11 | 2012-07-11 | 李波 | 360-Degree rotating limiting belt mechanism for forest fire prevention spherical table |
| CN105202326A (en) * | 2015-09-15 | 2015-12-30 | 哈尔滨工业大学 | Rotation range limiting device of air-bearing turning table movement simulation system |
| CN106680166A (en) * | 2017-01-17 | 2017-05-17 | 江苏天泽环保科技有限公司 | Dust online monitoring system |
| CN110777515A (en) * | 2019-09-30 | 2020-02-11 | 杭州金宇电子有限公司 | Detergent dispenser |
| CN112128225A (en) * | 2020-08-12 | 2020-12-25 | 九江精密测试技术研究所 | Positive and negative 180-degree limiting integrated limiting shaft system |
| CN112178093A (en) * | 2020-09-09 | 2021-01-05 | 中油国家油气钻井装备工程技术研究中心有限公司 | 380-degree rotation limiting device and limiting method |
| CN114939792A (en) * | 2022-07-25 | 2022-08-26 | 沈阳机床(集团)有限责任公司 | Five-axis head C-axis rotation angle limiting method |
| CN114939792B (en) * | 2022-07-25 | 2022-11-01 | 沈阳机床(集团)有限责任公司 | Five-axis head C-axis rotation angle limiting method |
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|---|---|
| CN101986232B (en) | 2012-01-11 |
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Address after: 210042 Huayuan Road, Nanjing, Jiangsu Province, No. 6-10 Patentee after: Chinese Academy of Sciences, Nanjing Astronomical Instrument Co., Ltd. Address before: 210042 Huayuan Road, Nanjing, Jiangsu Province, No. 6-10 Patentee before: CAS Nanjing Astronomical Instruments Co., Ltd. |
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Effective date of registration: 20210125 Address after: No.23, Huashan Road, Gaochun County Development Zone, Gaochun District, Nanjing City, Jiangsu Province, 210008 Patentee after: CAS NANJING NAIRC PHOTOELECTRIC INSTRUMENT Co.,Ltd. Address before: No.6-10 Huayuan Road, Nanjing, Jiangsu 210042 Patentee before: CAS NANJING ASTRONOMICAL INSTRUMENTS Co.,Ltd. |