CN205540210U - Automatically controlled stop device - Google Patents
Automatically controlled stop device Download PDFInfo
- Publication number
- CN205540210U CN205540210U CN201620281200.3U CN201620281200U CN205540210U CN 205540210 U CN205540210 U CN 205540210U CN 201620281200 U CN201620281200 U CN 201620281200U CN 205540210 U CN205540210 U CN 205540210U
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- CN
- China
- Prior art keywords
- sensor
- rotary shaft
- control unit
- automatically controlled
- base plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- 230000001960 triggered effect Effects 0.000 claims abstract description 22
- 230000006698 induction Effects 0.000 claims abstract description 6
- 230000003287 optical effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000000452 restraining effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
The utility model relates to an automatically controlled stop device for rotation axis limit control is provided with fixed bolster and tow chain on the rotation axis, the fixed bolster can drive the tow chain around axis of rotation, the rotation axis setting on the bottom plate, including first sensor, third sensor, induction element and the control unit, induction element sets up on the bottom plate, and a sensor settings is in rotation axis one side towards the bottom plate, the first sensor with state the induction element setting on same circumference, the 3rd sensor settings is on the bottom plate, and the 3rd sensor settings is on the inner circle orbit of tow chain, the control unit is used for controlling the rotation of rotation axis, and the control unit connects first sensor and third sensor, the first sensor sends sensing signal for the control unit when being triggered by induction element, and the third sensor sends sensing signal for the control unit when being triggered by the tow chain. Above -mentioned automatically controlled stop device, it is automatically controlled spacing through the realization of the logical combination between the sensor, ensure automatically controlled spacing stability and reliability.
Description
Technical field
This utility model relates to field of electric control, particularly relates to electronic limit device.
Background technology
When Numerical control cutting, for the purpose of safety, some safety detection values, such as equipment are often set
Rotate or movement spacing, and back to zero is arranged.
Conventional limit and zero resetting device, it is common that by the state of sensor is directly read, the most tactile
Send out certain sensor, then returned limit signal, or trigger certain sensor, with regard to scope back to zero signal.
But such method does not often ensure that safety, if especially sensor fault or damage time, be difficult to
Find in time, thus equipment is caused damage, thus reliability is more weak.
Utility model content
Based on this, it is necessary to for the problem of electronic limit reliability, it is provided that a kind of automatically controlled stopping means.
A kind of automatically controlled stopping means, for the spacing control of rotary shaft, described rotary shaft is provided with fixed support,
Described fixed support connects drag chain, and described fixed support can drive described drag chain to rotate around described rotary shaft,
Described rotary shaft is arranged on base plate, including first sensor, the 3rd sensor, sensing unit and control list
Unit, described sensing unit is arranged on described base plate, described first sensor be arranged on described rotary shaft towards
The side of described base plate, described first sensor and state sensing unit and be arranged on same circumference；Described 3rd
Sensor is arranged on described base plate, and described 3rd sensor is arranged on the inner ring track of described drag chain；Institute
State control unit for controlling the rotation of described rotary shaft, described control unit connect described first sensor and
Described 3rd sensor；Induced signal is sent to described by described first sensor when sensing unit triggers
Control unit, it is single that induced signal is sent to described control by described 3rd sensor when being triggered by described drag chain
Unit；When described control unit control rotary shaft rotates counterclockwise, if receiving the sense of described 3rd sensor
Induction signal also receives the induced signal of described first sensor, and the most described control unit generates limit signal,
Control described rotary shaft to stop operating.
Wherein in an embodiment, also include the second sensor and the 4th sensor, described and sensor
Be arranged on the described rotary shaft side towards described base plate, described the and sensor and state sensing unit and be arranged on
On same circumference；Described 4th sensor is arranged on described base plate, and described 4th sensor is arranged on described
On the outer ring track of drag chain；Described control unit connects described second sensor and described 4th sensor；Institute
State the second sensor and when sensing unit triggers, induced signal is sent to described control unit, the described 4th
Induced signal is sent to described control unit by sensor when being triggered by described drag chain；Described control unit control
When rotary shaft processed turns clockwise, if receiving the induced signal of described 4th sensor and receiving described
The induced signal of the second sensor, then generate limit signal, controls described rotary shaft and stops operating.
Wherein in an embodiment, described sensing unit is arranged on the back to zero position on described base plate.
Wherein in an embodiment, the angle of described first sensor and described second sensor is first pre-
If angle, described first predetermined angle is less than 10 degree.
Wherein in an embodiment, described first predetermined angle is less than 5 degree.
Wherein in an embodiment, described first sensor and described 3rd sensor are optical sensor.
Wherein in an embodiment, described second sensor and described 4th sensor are optical sensor.
Above-mentioned automatically controlled stopping means, realizes automatically controlled spacing, it is ensured that automatically controlled by the logical combination between sensor
Spacing stability and reliability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the automatically controlled stopping means of an embodiment；
Fig. 2 is the operating diagram that the rotary shaft of the automatically controlled stopping means of embodiment illustrated in fig. 1 turns clockwise；
Fig. 3 is the operating diagram that the rotary shaft of the automatically controlled stopping means of embodiment illustrated in fig. 1 rotates counterclockwise.
Detailed description of the invention
Understandable for enabling above-mentioned purpose of the present utility model, feature and advantage to become apparent from, below in conjunction with attached
Detailed description of the invention of the present utility model is described in detail by figure.
Refer to Fig. 1, be the structural representation of the automatically controlled stopping means of an embodiment.As it can be seen, this is automatically controlled
Stopping means, for the spacing control of rotary shaft.Fixed support 111, fixed support it is provided with in rotary shaft 110
Connecting on 11 has drag chain 120, fixed support 111 that drag chain 120 can be driven to rotate around rotary shaft 111.This rotation
Rotating shaft 110 is arranged on base plate 130, it is possible to opposed bottom 130 rotates.This automatically controlled stopping means includes
One to the 4th sensors A1～A4It is arranged on base plate 130 with sensing unit C, this sensing unit C, first
Sensors A1With the second sensors A2It is arranged on the rotary shaft 111 side towards base plate 130, wherein first passes
Sensor A1With the second sensors A2Angle be the first predetermined angle w.First sensor A1, second sensing
Device A2And sensing unit C is arranged on same circumference, when i.e. rotary shaft rotates, first sensor A1With
Second sensors A2This sensing unit C can be passed through, thus be triggered.3rd sensors A3With the 4th sensing
Device A4It is arranged on base plate 130, wherein the 3rd sensors A3It is arranged on the inner ring track of drag chain 120, i.e.
When rotary shaft rotates, the inner ring of drag chain 120 can be through the 3rd sensors A3, thus trigger the 3rd sensor
A3.4th sensors A4It is arranged on the outer ring track of drag chain 120, when i.e. rotary shaft rotates, drag chain 120
Outer ring can be through the 4th sensors A4, thus trigger the 4th sensors A4.Preferably, this first to
Four sensors A1～A4For optical sensor such that it is able to facilitate sensed position information.Preferably, this sensing list
The back to zero position that unit C is arranged on base plate 130 such that it is able to realize the detection of rotary shaft back to zero.
Automatically controlled stopping means can also include control unit, and this control unit is for controlling turning of rotary shaft 110
Dynamic, control unit connects first to fourth sensors A1～A4, first sensor A1With the second sensors A2
When sensing unit C triggers, induced signal is sent to control unit, the 3rd sensors A3With the 4th sensing
Device A4When being triggered by drag chain 120, induced signal is sent to control unit.This control unit is according to receiving
Induced signal, carry out logical combination, output judges signal.To judge whether to arrive at restraining position, or
Person's the most back to zero.And when there being sensor failure, it is possible to output error alarm signal.And control rotation
Rotating shaft 110 is rotated further or stops operating.So can be by the logical groups between first to fourth sensor
Conjunction realizes automatically controlled spacing and automatically controlled back to zero, it is ensured that the automatically controlled spacing and stability of back to zero and reliability.
In the present embodiment, this first predetermined angle w is less than 10 degree such that it is able to guarantee the accurate of back to zero
Property, and give certain redundancy.Preferably, this first predetermined angle w is less than 5 degree.
Rotary shaft incorporated by reference to the automatically controlled stopping means that Fig. 2 and Fig. 3, Fig. 2 are embodiment illustrated in fig. 1 is clockwise
The operating diagram rotated.Fig. 3 is the rotary shaft dextrorotation of the automatically controlled stopping means of embodiment illustrated in fig. 1
The operating diagram turned.When control unit control rotary shaft turns clockwise, if the 4th sensors A4With
Two sensors A2All be triggered, then control unit produces limit signal, controls rotary shaft and stops operating.That is,
When rotary shaft turns clockwise, the outer ring of drag chain has covered the 4th sensors A4, and the second sensors A2
Pass through sensing unit C, then, represent that rotary shaft has arrived at restraining position when turning clockwise, from
And control unit controls rotary shaft and stops operating.
When control unit control rotary shaft rotates counterclockwise, if the 3rd sensors A3With first sensor A1
All be triggered, then control unit produces limit signal, controls rotary shaft and stops operating.That is, the rotary shaft inverse time
When pin rotates, the inner ring of drag chain has covered the 3rd sensors A3, and first sensor A1Pass through sense
Answer unit C, then, represent that rotary shaft has arrived at restraining position when rotating counterclockwise, thus control unit
Control rotary shaft to stop operating.
Preferably, when rotary shaft turns clockwise, if the 4th sensors A4After triggering, preset second
In angle, the second sensors A2Be not triggered, then control unit generates error signal.This second predetermined angle
During for turning clockwise, fixed support is through the 4th sensors A4After, to the second sensors A2Single through sensing
The anglec of rotation of rotary shaft during unit C.That is, when rotary shaft turns clockwise, the outer ring of drag chain has covered
4th sensors A4But, after rotating the second predetermined angle, the second sensors A2Sensing should be passed through
Unit C, but the second sensors A2It is not triggered, then it may determine that this second sensors A2Send out
Give birth to fault and lost efficacy, thus control unit sends the alarm that reports an error, prompting changing sensor.
Preferably, when rotary shaft rotates counterclockwise, if first sensor A1After triggering, preset the 3rd
In angle, the 3rd non-A of sensor3Be triggered, then control unit generates error signal.3rd predetermined angle
When rotating counterclockwise for rotary shaft, first sensor A1After sensing unit C, to fixed support through
Three sensors A3Time the anglec of rotation of rotary shaft.That is, when rotary shaft rotates counterclockwise, first sensor
A1Pass through sensing unit C, but after rotating the 3rd predetermined angle, the inner ring of drag chain should cover
Cover the 3rd sensors A3But, the 3rd sensors A3It is not triggered, then it may determine that the 3rd sensor
A3Have occurred and that fault lost efficacy, thus control unit sends the alarm that reports an error, prompting changing sensor.
It is understood that the difference of the relative position arranged according to first to fourth sensor, it is also possible to sentence
Whether disconnected 4th sensor or first sensor break down.
Additionally, when rotary shaft rotates counterclockwise, if first sensor A1After being triggered, preset first
In angle w, the second sensors A2It is triggered, then returns back to zero signal.That is, when rotary shaft rotates counterclockwise,
First sensor A1Pass through the sensing unit C being positioned at back to zero position, then through the first preset angle preset
After degree w, if the second sensors A2Also pass through the sensing unit C being positioned at back to zero position, then it is confirmed that should
Rotary shaft has arrived at back to zero position.
Or, when rotary shaft turns clockwise, if the second sensors A2After being triggered, preset first
In angle w, this first sensor A1Be triggered, then control unit generates back to zero signal.That is, rotary shaft is suitable
When hour hands rotate, the second sensors A2Pass through the sensing unit C being positioned at back to zero position, then through presetting
The first predetermined angle w after, if first sensor A1Also pass through the sensing unit C being positioned at back to zero position,
Then it is confirmed that this rotary shaft has arrived at back to zero position.This first predetermined angle w can be according to actual needs
It is adjusted, it is preferable that this first predetermined angle w is less than 10 degree.
Preferably, when rotary shaft rotates counterclockwise, if at first sensor A1After being triggered, first
In predetermined angle w, the second sensors A2Be not triggered, then control unit generates error signal, i.e. can sentence
This second sensors A disconnected2There occurs fault or inefficacy.And, when rotary shaft turns clockwise, if
In the second sensors A2After being triggered, in the first predetermined angle w, first sensor A1It is not triggered,
Then return error signal, i.e. may determine that this first sensor A1There occurs fault or inefficacy.
Such automatically controlled stopping means, by first to fourth sensors A1～A4Various Different Logic combination,
Control unit carries out logical combination according to the feedback signal received, and can judge and control rotation more accurately
The duty of rotating shaft, it is achieved spacing and back to zero, improves reliability and the safety of detection, and when sensing
When device breaks down, additionally it is possible to judge whether sensor lost efficacy in time, feeding back error signal, prompting changing passes
Sensor such that it is able to ensure the safety of equipment further.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, the most right
The all possible combination of each technical characteristic in above-described embodiment is all described, but, if these skills
There is not contradiction in the combination of art feature, is all considered to be the scope that this specification is recorded.
Embodiment described above only have expressed several embodiments of the present utility model, its describe more concrete and
In detail, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that, it is right
For those of ordinary skill in the art, without departing from the concept of the premise utility, it is also possible to do
Going out some deformation and improvement, these broadly fall into protection domain of the present utility model.Therefore, this utility model is special
The protection domain of profit should be as the criterion with claims.
Claims (7)
1. an automatically controlled stopping means, for the spacing control of rotary shaft, described rotary shaft is provided with fixing
Frame, described fixed support connects drag chain, and described fixed support can drive described drag chain to turn around described rotary shaft
Dynamic, described rotary shaft is arranged on base plate, it is characterised in that include first sensor, the 3rd sensor,
Sensing unit and control unit, described sensing unit is arranged on described base plate, and described first sensor is arranged
In described rotary shaft towards the side of described base plate, described first sensor and state sensing unit and be arranged on same
On circumference；Described 3rd sensor is arranged on described base plate, and described 3rd sensor is arranged on described drag chain
Inner ring track on；Described control unit is for controlling the rotation of described rotary shaft, and described control unit connects
Described first sensor and described 3rd sensor；Described first sensor will sense when sensing unit triggers
Induction signal is sent to described control unit, described 3rd sensor when being triggered by described drag chain by induced signal
It is sent to described control unit；When described control unit control rotary shaft rotates counterclockwise, if receiving institute
Stating the induced signal of the 3rd sensor and receive the induced signal of described first sensor, the most described control is single
Unit generates limit signal, controls described rotary shaft and stops operating.
Automatically controlled stopping means the most according to claim 1, it is characterised in that also include the second sensor
With the 4th sensor, described and sensor is arranged on the described rotary shaft side towards described base plate, described
The and sensor and state sensing unit and be arranged on same circumference；Described 4th sensor is arranged on described base plate
On, described 4th sensor is arranged on the outer ring track of described drag chain；Described control unit connects described the
Two sensors and described 4th sensor；Described second sensor when sensing unit triggers by induced signal
Being sent to described control unit, induced signal is sent to by described 4th sensor when being triggered by described drag chain
Described control unit；When described control unit control rotary shaft turns clockwise, if receiving the described 4th
The induced signal of sensor also receives the induced signal of described second sensor, then generate limit signal, control
Make described rotary shaft to stop operating.
Automatically controlled stopping means the most according to claim 2, it is characterised in that described sensing unit is arranged
Back to zero position on described base plate.
Automatically controlled stopping means the most according to claim 3, it is characterised in that described first sensor and
The angle of described second sensor is the first predetermined angle, and described first predetermined angle is less than 10 degree.
Automatically controlled stopping means the most according to claim 4, it is characterised in that described first predetermined angle
Less than 5 degree.
6. according to the automatically controlled stopping means described in claim 1 to 5 any one, it is characterised in that described
First sensor and described 3rd sensor are optical sensor.
7. according to the automatically controlled stopping means described in claim 2 to 5 any one, it is characterised in that described
Second sensor and described 4th sensor are optical sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620281200.3U CN205540210U (en) | 2016-04-06 | 2016-04-06 | Automatically controlled stop device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620281200.3U CN205540210U (en) | 2016-04-06 | 2016-04-06 | Automatically controlled stop device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205540210U true CN205540210U (en) | 2016-08-31 |
Family
ID=57140835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620281200.3U Withdrawn - After Issue CN205540210U (en) | 2016-04-06 | 2016-04-06 | Automatically controlled stop device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205540210U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107272573A (en) * | 2016-04-06 | 2017-10-20 | 上海气焊机厂有限公司 | Automatically controlled stopping means and automatically controlled limit method and automatically controlled back to zero method |
-
2016
- 2016-04-06 CN CN201620281200.3U patent/CN205540210U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107272573A (en) * | 2016-04-06 | 2017-10-20 | 上海气焊机厂有限公司 | Automatically controlled stopping means and automatically controlled limit method and automatically controlled back to zero method |
| CN107272573B (en) * | 2016-04-06 | 2024-01-05 | 上海气焊机厂有限公司 | Electric control limiting device, electric control limiting method and electric control zeroing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160831 Effective date of abandoning: 20240105 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20160831 Effective date of abandoning: 20240105 |