CN104793633B - A kind of rotary stopper automatic detection device and its operating method - Google Patents
A kind of rotary stopper automatic detection device and its operating method Download PDFInfo
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- CN104793633B CN104793633B CN201510176884.0A CN201510176884A CN104793633B CN 104793633 B CN104793633 B CN 104793633B CN 201510176884 A CN201510176884 A CN 201510176884A CN 104793633 B CN104793633 B CN 104793633B
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Abstract
The present invention relates to a kind of electronic and rotary stopper automatic detection device of manual dual-mode.Including：Rotor, electronic stopper, and mechanical stop.Axis is fixed with rotor；First electronic limit catch；Second electronic limit catch；Mechanical position limitation block；First middle position catch；Second middle position catch.Electronic stopper includes：Pcb board, the first forked type sensor, the second forked type sensor.Rotary stopper automatic detection device design science of the present invention, it is simple in construction, it is readily produced, cost is low；Spacing when can be manually rotated by the realization of mechanical position limitation block, mechanical position limitation block is blocked by mechanical restriction device, the maximum angle that control physics can turn；Realized by electronic limit catch spacing when step motor control rotor rotates.The present invention also provides a kind of operating method of rotary stopper automatic detection device.
Description
Technical field
The present invention relates to rotary stopper detection means, more particularly to a kind of electronic and rotary stopper of manual dual-mode from
Motion detection device and its operating method.
Background technology
The spacing of rotating mechanism is commonly used in electronic camera, electronic display in field, and limiter mainly divides at present
For two classes：It is spacing mechanically to adjust the regulation of spacing and electronic type.In order to realize to the Automated condtrol of rotating machinery, it is necessary to using
Rotation detection device detects the rotation status of live spindle in real time, and the parameters of live spindle are transferred into control system
System.
Prior art, as rotation detector, utilizes the anglec of rotation of magnetic detection rotary part typically using magnetic encoder
Degree.This detector includes having rhythmic relief members, such as gear, generally requires and accurately processes.
The content of the invention
The present invention devises a kind of rotary stopper automatic detection device, its object is to provide it is a kind of both by motor driven and
Rotation while and can control the rotary stopper automatic detection device of the rotating shaft of rotation manually.Electronic drive is being carried out by stepper motor
The angle of rotation can be accurately determined in the case of dynamic based on reference position, but relative to reference position after rotating manually
Angulation change need automatic calibration reference position after just can determine that the anglec of rotation.
To achieve these goals, present invention employs following scheme：
A kind of rotary stopper automatic detection device, including：Rotor；With the relatively-stationary electronic stopper of the rotor-position；
With the relatively-stationary mechanical stop in position of the rotor and the electronic stopper.Rotor is characterised by, including：Axis；Gu
The first electronic limit catch being scheduled on axis；It is fixed on coaxial with the first electronic limit catch on axis and has in the axial direction
Second electronic limit catch of deviation；Be fixed on axis with the first electronic limit catch, the second electronic limit catch is coaxial and
Mechanical position limitation block devious in the axial direction；The first middle position catch being fixed on axis；It is fixed in second on axis
Position catch.
Further, the first middle position catch and the first electronic limit catch are on square with the axis same plane；Second
Middle position catch and the second electronic limit catch are on square with the axis same plane；In above-mentioned first middle position catch and above-mentioned second
Position catch is on same vertical curve.
Further, the mechanical position limitation block and mechanical stop are on square with the axis same plane, and mechanical position limitation
Block was located in two relative positions of axle with mechanical stop；Mechanical position limitation block is smaller than machinery with mechanical stop
The thickness of positive stop.
Further, the electronic stopper includes：Pcb board；With the first electronic limit catch square with the axis same flat
The first forked type sensor on face；Sensed with second forked type of the second electronic limit catch on square with the axis same plane
Device；
Further, the first forked type sensor, the second forked type sensor are on same vertical curve.
Further, the first electronic limit catch, the width of the second electronic limit catch and above-mentioned electronic stopper
Spacing is equipped with, and the first electronic limit catch, by the first forked type sensor, blocks the first forked type sensing in rotary course
Device light source, and the second electronic limit catch in rotary course by the second forked type sensor, block the second forked type sensor light
Source, the first middle position catch, by the first forked type sensor, block the first forked type sensor light source in rotary course, and in second
Position catch, by the second forked type sensor, blocks the second forked type sensor light source in rotary course.
Further, the width of the first middle position catch and the second middle position catch can block forked type sensor light source for minimum
Width.
Further, the first electronic limit catch, the width of the second electronic limit catch need to ensure in mechanical position limitation block
When physical impacts occur with mechanical stop, the first electronic limit catch blocks the first forked type biography by the first forked type sensor
Sensor light source, or the second electronic limit catch block the second forked type sensor light source by the second forked type sensor.
Further, the central angle at the edge of the edge of above-mentioned mechanical position limitation block and mechanical stop, is from centre position
The maximum angle rotated manually.
Further, the central angle at the edge of the edge of above-mentioned first middle position catch and the first electronic limit catch, it is and above-mentioned
The central angle at the edge of the edge of the second middle position catch and the second electronic limit catch is equal, is rotated automatically from centre position
Maximum angle.
Further, the maximum angle rotated manually from centre position, more than the maximum angle from centre position electric rotary,
Ensure when electric rotary is to maximum angle, mechanical position limitation block not with mechanical stop physical impacts.
The present invention also provides a kind of method operated to above-mentioned rotary stopper automatic detection device, it is characterised in that：
When the rotor is turned manually rear first pass stepper motor drive progress electric rotary, the rotor briefly returns to
Centre position, then rotor rotational angle is calculated by stepper motor.
Further, when the first electronic limit catch is by the first forked type sensor, and the first forked type sensor light source is blocked
When, prevent to rotor described in first direction motorized motions, but allow to the second direction motorized motions institute opposite with first direction
State rotor；
When the second electronic limit catch is by the second forked type sensor, and blocks the second forked type sensor light source, prevent
To with rotor described in the second direction motorized motions, but allow to rotor described in the first direction motorized motions.
Further when the rotor calibrates centre position automatically, rotor described in first motorized motions turns towards predetermined direction
It is dynamic, if the rotor turns to the position that the first forked type sensor and the second forked type sensor are blocked simultaneously, stop turning
Current location is simultaneously recorded as centre position by the rotation of son；
If the rotor turns to the first forked type sensor or the second forked type sensor is blocked and another forked type biography
During the state that sensor is not blocked, the rotor is rotated round about until the first forked type sensor and the second forked type sensor
The position blocked simultaneously, stop the rotation of rotor and current location is recorded as centre position.
The rotary stopper automatic detection device has the advantages that：
(1) rotary stopper automatic detection device design science of the present invention, it is simple in construction, it is readily produced, cost is low.
(2) spacing when can be manually rotated by the realization of mechanical position limitation block, mechanical position limitation block is blocked by mechanical restriction device, control
The maximum angle that physics processed can turn；
(3) realized by electronic limit catch spacing when step motor control rotor rotates.
Brief description of the drawings
Object of the present invention, feature and advantage and other purposes, feature and advantage can be from represented by accompanying drawings
The detailed description of the preferred embodiment of the present invention becomes definitely.
Fig. 1 is the dimensional structure diagram of rotary stopper automatic detection device of the present invention.
Fig. 2 is the dimensional structure diagram of the rotor of rotary stopper automatic detection device of the present invention.
Fig. 3 is the dimensional structure diagram of the electronic stopper of rotary stopper automatic detection device of the present invention.
Fig. 4 A are that rotary stopper automatic detection device of the present invention detects rotation to profile during centre position.
Fig. 4 B are that rotary stopper automatic detection device of the present invention detects rotation to top view during centre position.
Fig. 4 C and Fig. 4 D are that rotary stopper automatic detection device of the present invention detects rotation to profile during centre position
Angle explanation.
Fig. 5 is that rotary stopper automatic detection device electronic stopper 2 of the present invention detects that electronics revolves axis in one direction
Go to the maximum angle of the direction.
Fig. 6 is that rotary stopper automatic detection device mechanical stop 3 of the present invention detects axis machinery rotation in one direction
Go to the maximum angle of the direction.
Fig. 7 is that rotary stopper automatic detection device electronic stopper 2 of the present invention detects axis electronics to another way
Rotate to the maximum angle of the direction.
Fig. 8 is that rotary stopper automatic detection device mechanical stop 3 of the present invention detects that axis is mechanical to another way
Rotate to the maximum angle of the direction.
Embodiment
Below, embodiments of the present invention are described with reference to.In figures in the following, identical part is marked identical
Reference marks.In order to be readily appreciated that, these accompanying drawings suitably change engineer's scale.
Fig. 1 is the dimensional structure diagram of rotary stopper automatic detection device of the present invention.Including：Rotor 1；With the rotor 1
The relatively-stationary electronic stopper 2 in position；With the relatively-stationary mechanical stop in position of the rotor 1 and the electronic stopper 2
3。
Fig. 2 is the dimensional structure diagram of the rotor 1 of rotary stopper automatic detection device of the present invention.Including：The spy of rotor 1
Sign is, including：Axis 11；The first electronic limit catch 12 being fixed on axis 11；Be fixed on axis 11 with first
Electronic limit catch 12 is coaxial and the second electronic limit catch 13 devious in the axial direction；It is fixed on axis 11 and the first electricity
The spacing catch 12 of son, 13 mechanical position limitation block 14 coaxial and devious in the axial direction of the second electronic limit catch；In being fixed on
The first middle position catch 15 on axle 11；The second middle position catch 16 being fixed on axis 11.
Above-mentioned first middle position catch 15 and the first electronic limit catch 12 are on square with the axis same plane P1；Above-mentioned
Two middle position catch 16 and the second electronic limit catch 13 are on square with the axis same plane P2；The above-mentioned He of first middle position catch 15
Above-mentioned second middle position catch 16 is on the same vertical curve parallel with axle.
Above-mentioned mechanical position limitation block 14 and mechanical stop 3 are on square with the axis same plane P3, and mechanical position limitation is kept off
Block 14 was located in two relative positions of axle with mechanical stop 3；Mechanical position limitation block 14 is smaller than with mechanical stop 3
The radial thickness of mechanical position limitation block 14.
Multiple screw hole 11a are designed with axis 11, for being driven the top rotating object of axis 11, such as electronic curtain.
Axis 11 both can drive top object to rotate by step motor control rotation, can also manually adjust drive top
Object rotates.
Fig. 3 is the dimensional structure diagram of the electronic stopper 2 of rotary stopper automatic detection device of the present invention.Including：PCB
Plate 21；With first forked type sensor 22 of the first electronic limit catch 12 on square with the axis same plane P1；With the second electricity
Second forked type sensor 23 of the spacing catch 13 of son on square with the axis same plane P2；Wherein described first forked type sensor
22nd, the second forked type sensor 23 is on same vertical curve.The sensor can from top to bottom launch light source, and top is transmitting
Point, lower section are receiving points；Or vice versa.The sensor has two states：One state is that light source is not blocked, shape
State is 0；Another state is that light source is blocked, state 1.Two sensor combinations have 4 states：0/0,0/1,1/0,1/1.
Above-mentioned first electronic limit catch 12, the second electronic limit catch 13 width and above-mentioned electronic stopper 2 between
Away from being equipped with, the first electronic limit catch 12, by the first forked type sensor 22, blocks the first forked type biography in rotary course
The light source of sensor 22, and the second electronic limit catch 13 in rotary course by the second forked type sensor 23, block the second forked type
The light source of sensor 23, the first middle position catch 15, by the first forked type sensor 22, block the first forked type sensing in rotary course
The light source of device 22, and the second middle position catch 16 in rotary course by the second forked type sensor 23, block the second forked type sensor
23 light sources.
The width of above-mentioned first middle position catch 15 and the second middle position catch 16 is that minimum can block forked type sensor light source
Width.The central angle that can ignore in angle calculation shared by the width of the first middle position catch 15 and the second middle position catch 16 is big
It is small.
Above-mentioned first electronic limit catch 12, the width of the second electronic limit catch 13 need to ensure in mechanical position limitation block
14 with mechanical stop 3 occur physical impacts when, the first electronic limit catch 12 blocks first by the first forked type sensor 22
The light source of forked type sensor 22, or the second electronic limit catch 13 block the second forked type sensing by the second forked type sensor 23
The light source of device 23.
Fig. 4 A are that rotary stopper automatic detection device of the present invention detects rotation to profile during centre position.Fig. 4 B are
Rotary stopper automatic detection device of the present invention detects rotation to top view during centre position.When axis 11 is rotated to interposition
When putting, the first middle position catch 15 and the second middle position catch 16 go to the first forked type sensor 22 and the second forked type sensor respectively
23, the light source of two sensors is blocked, and two sensor group conjunction states are 1/1, and the identification of pcb board 21 judges that location mid-shaft is
Centre position.Because the first middle position catch 15 and the second middle position catch 16 are on same vertical curve, the first middle position in a top view
The middle position catch 16 of catch 15 and second overlaps.
When needing the rotor 1 to calibrate centre position automatically, rotor 1 described in first motorized motions turns towards predetermined direction
It is dynamic, can if the rotor turns to the position that the first forked type sensor 22 and the second forked type sensor 23 are blocked simultaneously
To judge that they are while blocked by the first middle position catch 15 and the second middle position catch 16, the rotation at this moment stopping rotor simultaneously
Current location is recorded as centre position；
If the rotor 1 turns to the first forked type sensor 22 or the second forked type sensor 23 is blocked and another fork
During the state that type sensor is not blocked, this shows that rotor 1 has been pivoted into the maximum rotation angle of motorized motions, at this moment stops
The rotation of motorized motions rotor, and round about rotor 1 described in motorized motions until the first forked type sensor 22 and second
The position that forked type sensor 23 is blocked simultaneously, stop the rotation of rotor and current location is recorded as centre position.
Fig. 4 C and Fig. 4 D are that rotary stopper automatic detection device of the present invention detects rotation to profile during centre position
Angle explanation.The edge 14a of above-mentioned mechanical position limitation block 14 and the edge 3a of mechanical stop 3 central angle alpha 1, it is and above-mentioned
The edge 14b of mechanical position limitation block 14 is equal with the edge 3b of mechanical stop 3 central angle alpha 2, and α 1 and α 2 are from interposition
Put the maximum angle rotated manually.The edge 15a of the above-mentioned first middle position catch 15 and edge 12a of the first electronic limit catch 12
Central angle β 1, with the edge 16b of above-mentioned second middle position catch 16 and the edge 13b of the second electronic limit catch 13 central angle
β 2 is equal, and β 1 and β 2 are the maximum angles from centre position electric drive electric rotary.
Fig. 5 is that rotary stopper automatic detection device electronic stopper 2 of the present invention detects that electronics revolves axis in one direction
Go to the maximum angle of the direction.When step motor control axis 11 rotates to a certain angle in one direction, the second electronics
Spacing catch 13 is rotated to the second forked type sensor 23, and the light source of the second forked type sensor 23 has just started to be limited by the second electronics
Position catch 13 blocks；The first electronic limit catch 12 is not reached also at the first forked type sensor 22 simultaneously, the first forked type sensor
22 light source is not blocked by the first electronic limit catch 12, and the assembled state of sensor is 0/1, during the identification of pcb board 21 judges
Axle position is set to the maximum angle β 2 of the direction of rotation, and stops operating, and prevents its continuation from electrically rotating in this direction, but
It it can be rotated in the opposite direction with Electronic Control.Now, mechanical position limitation block 14 is not reached at mechanical stop 3 also, that is,
Say, also without the maximum angle for reaching machinery rotation.In one embodiment, the angle is 140 degree.Because the first forked type senses
The forked type sensor 23 of device 22 and second is on same vertical curve, and the first forked type sensor 22 and the second forked type sense in a top view
Device 23 overlaps.
Fig. 6 is that rotary stopper automatic detection device mechanical stop 3 of the present invention detects axis machinery rotation in one direction
Go to the maximum angle of the direction.When regulation axis 11 rotates to a certain angle in one direction manually, mechanical position limitation block
14 reach at mechanical stop 3, and mechanical position limitation block 14 is blocked by mechanical stop 3, and axis 11 rotates relative to centre position
The maximum angle α 2 that can turn to physics, that is to say, that reach the maximum angle of machinery rotation.In one embodiment, the angle
For 150 degree.
Fig. 7 is that rotary stopper automatic detection device electronic stopper 2 of the present invention detects axis electronics to another way
Rotate to the maximum angle of the direction.When step motor control axis 11 rotates to a certain angle to another way, first
Electronic limit catch 12 has just been rotated to the first forked type sensor 22, and the light source of the first forked type sensor 22 is just by the first electricity
The spacing catch 12 of son blocks；The second electronic limit catch 13 is not reached also at the second forked type sensor 23 simultaneously, and the second forked type passes
The light source of sensor 23 is not blocked by the second electronic limit catch 13, and the assembled state of sensor is 1/0, and the identification of pcb board 21 is sentenced
Disconnected location mid-shaft is the maximum angle β 1 of the direction of rotation, and stops continuing to rotate to this direction, but can be with Electronic Control
It rotates in the opposite direction.Now, mechanical position limitation block 14 is not reached at mechanical stop 3 also, that is to say, that is not reached also
The maximum angle of machinery rotation.In one embodiment, the angle is 140 degree.
Fig. 8 is that rotary stopper automatic detection device mechanical stop 3 of the present invention detects that axis is mechanical to another way
Rotate to the maximum angle of the direction.When regulation axis 11 rotates to a certain angle to another way manually, mechanical position limitation
Block 14 is reached at mechanical stop 3, and mechanical position limitation block 14 is blocked by mechanical stop 3, and axis 11, which is rotated to physics, to be turned
Maximum angle, that is to say, that reach machinery rotation maximum angle α 1.In one embodiment, the angle is 150 degree.
Shown in Fig. 6 and Fig. 8, the maximum angle α 1 and α 2 rotated manually from centre position is electronic more than from centre position
The maximum angle β 1 and β 2 of rotation, ensure when electric rotary is to maximum angle, mechanical position limitation block 14 does not have and mechanical position limitation
The physical impacts of device 3.The present invention can be avoided in the dynamic maximum angle allowed of electric rotary turn in one's hands, that is, is avoided in machinery
Positive stop 14 and the damage that after the physical impacts of mechanical stop 3, stepper motor dallies.
In one embodiment, during 1 electric rotary of rotor, can be changed to rotate manually at any time.
In one embodiment, rotor 1 is turned manually to maximum angle, uses electric rotary instead.Now the first electronics
The width of the spacing electronic limit catch 13 of catch 12 or second still can block the first forked type sensor 22 or the second forked type sensing
The light source of device 23, the assembled state of sensor may determine that the position of rotor 1, and first pass stepper motor, which drives, carries out electric rotating
When dynamic, rotor 1 briefly returns to centre position, then calculates the rotational angle of rotor 1 by stepper motor.
In one embodiment, rotor 1 is turned manually, but not to maximum angle when, use electric rotary instead.Now
The assembled state of sensor has no idea to judge the position of rotor 1.When first pass stepper motor drives progress electric rotary, turn
Son 1 first turns to electric rotary angle maximum in this direction in one direction, returns centre position, continues through stepping electricity
Machine calculates the rotational angle of rotor 1.
Automatic calibration so can be rapidly carried out when manual rotation destroys the positioning datum of stepper motor and recovers electronic
The direction positioning of driving, this advantage of the invention, which can apply to such as monitoring device, so needs the machinery knot of rotational positioning
On structure.
Exemplary description is carried out to the present invention above in conjunction with accompanying drawing, but practitioner can not depart from the present invention certainly
Scope carry out above-mentioned change and a variety of other change, omitted, be additional.
Claims (13)
1. a kind of rotary stopper automatic detection device, including：
Rotor (1) and the relatively-stationary electronic stopper in rotor (1) position (2) and the rotor (1) and the electronic stopper
(2) the relatively-stationary mechanical stop in position (3)；
Rotor (1) is characterised by, including：Axis (11)；The first electronic limit catch (12) being fixed on axis (11)；Gu
The the second electronic limit catch coaxial with the first electronic limit catch (12) and devious in the axial direction being scheduled on axis (11)
(13)；It is fixed on axis (11) with the first electronic limit catch (12), the second electronic limit catch (13) is coaxial and in axial direction
Upper mechanical position limitation block (14) devious；The first middle position catch (15) being fixed on axis (11)；It is fixed on axis (11)
On the second middle position catch (16)；Wherein
When the rotor (1) is turned manually rear first pass stepper motor drive progress electric rotary, the rotor (1) is first returned
Rotor (1) rotational angle is calculated to centre position, then by stepper motor.
2. rotary stopper automatic detection device according to claim 1, it is characterised in that：
The first middle position catch (15) and the first electronic limit catch (12) are in square with the axis the first plane (P1)；
The second middle position catch (16) and the second electronic limit catch (13) are in square with the axis the second plane (P2)；
The first middle position catch (15) and the second middle position catch (16) are on the same vertical curve parallel with axle.
3. rotary stopper automatic detection device according to claim 1, it is characterised in that：
The mechanical position limitation block (14) and mechanical stop (3) are in the 3rd square with the axis plane (P3), and mechanical position limitation
The position of block (14) and mechanical stop (3) is symmetrical on the axle center of axis (11)；Mechanical position limitation block (14) limits with machinery
Position device (3) is smaller than the radial thickness of mechanical position limitation block (14).
4. rotary stopper automatic detection device according to claim 2, it is characterised in that：
The electronic stopper (2) includes：
Pcb board (21)；
The first forked type sensor (22) in square with the axis the first plane (P1)；
The second forked type sensor (23) in square with the axis the second plane (P2).
5. rotary stopper automatic detection device according to claim 4, it is characterised in that：
The first forked type sensor (22), the second forked type sensor (23) are on the same vertical curve parallel to axis.
6. rotary stopper automatic detection device according to claim 4, it is characterised in that：
The first electronic limit catch (12), the width of the second electronic limit catch (13), and the first middle position catch (15),
The width of second middle position catch (16) and the spacing of the electronic stopper (2) are equipped with, the first electronic limit catch (12)
By the first forked type sensor (22) in rotary course, first forked type sensor (22) light source is blocked；And second electronic limit
Catch (13), by the second forked type sensor (23), blocks second forked type sensor (23) light source in rotary course；In first
Position catch (15), by the first forked type sensor (22), blocks first forked type sensor (22) light source in rotary course；And the
Two middle position catch (16), by the second forked type sensor (23), block second forked type sensor (23) light source in rotary course.
7. rotary stopper automatic detection device according to claim 6, it is characterised in that：
The width of the first middle position catch (15) and the second middle position catch (16) is that minimum can block forked type sensor light source
Width.
8. rotary stopper automatic detection device according to claim 6, it is characterised in that：
The first electronic limit catch (12), the width of the second electronic limit catch (13) are arranged to work as mechanical position limitation block
(14) when physical impacts occur with mechanical stop (3), the first electronic limit catch (12) is logical from the first forked type sensor (22)
Cross, block first forked type sensor (22) light source, or the second electronic limit catch (13) leads to from the second forked type sensor (23)
Cross, block second forked type sensor (23) light source.
9. rotary stopper automatic detection device according to claim 6, it is characterised in that：
When the first middle position catch (15) and the second middle position catch (16) rotate to the first forked type sensor (22)
During with the second forked type sensor (23) position, the rotor (1) is in an intermediate position, at this moment the mechanical position limitation block (14)
First edge (14a) and mechanical stop (3) the central angle alpha 1 that is formed of first edge (3a), with the mechanical position limitation block
(14) second edge (14b) is equal with the central angle alpha 2 that the second edge (3b) of mechanical stop (3) is formed, and α 1 and α 2 are
The maximum angle rotated manually from centre position.
10. rotary stopper automatic detection device according to claim 1 or 2, it is characterised in that：
The first edge (12a) of the first edge (15a) of the first middle position catch (15) and the first electronic limit catch (12)
The central angle β 1 of formation, with the second edge (16b) of the second middle position catch (16) and the second electronic limit catch (13)
The formation central angle β 2 of second edge (13b) is equal, and β 1 and β 2 are the maximum angles from centre position electric rotary.
11. rotary stopper automatic detection device according to claim 6, it is characterised in that：
When the first middle position catch (15) and the second middle position catch (16) rotate to the first forked type sensor (22)
During with the second forked type sensor (23) position, the rotor (1) is in an intermediate position, at this moment the mechanical position limitation block (14)
First edge (14a) and mechanical stop (3) the central angle alpha 1 that is formed of first edge (3a) and the mechanical position limitation keep off
The central angle alpha 2 that the second edge (14b) of block (14) and the second edge (3b) of mechanical stop (3) are formed is all higher than described the
The center of circle that the first edge (15a) of one middle position catch (15) and the first edge (12a) of the first electronic limit catch (12) are formed
The second edge of the second edge (16b) and the second electronic limit catch (13) of angle beta 1 and the second middle position catch (16)
The formation central angle β 2 of (13b), ensure when electric rotary is to maximum angle, mechanical position limitation block (14) does not have and mechanical position limitation
Device (3) physical impacts.
12. the method that the rotary stopper automatic detection device described in any one in a kind of 6-9 to claim is operated,
It is characterized in that：
When the first electronic limit catch (12) is by the first forked type sensor (22), and block first forked type sensor (22) light source
When, prevent to rotor described in first direction motorized motions, but allow to the second direction motorized motions institute opposite with first direction
State rotor；
When the second electronic limit catch (13) is by the second forked type sensor (23), and block second forked type sensor (23) light source
When, prevent to rotor described in the second direction motorized motions, but allow to described in the first direction motorized motions turn
Son.
13. the method operated according to claim 12, it is characterised in that：
When the rotor (1) calibration centre position automatically, rotor described in first motorized motions rotates towards predetermined direction, if institute
When stating rotor and turning to the position that the first forked type sensor (22) and the second forked type sensor (23) are blocked simultaneously, stop rotor
Rotation and current location is recorded as centre position；
If the rotor turns to the first forked type sensor (22) or the second forked type sensor (23) is blocked and another fork
During the state that type sensor is not blocked, the rotor is rotated round about until the first forked type sensor (22) and second are pitched
The position that type sensor (23) is blocked simultaneously, stop the rotation of rotor and current location is recorded as centre position.
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| CN201510176884.0A CN104793633B (en) | 2015-04-14 | 2015-04-14 | A kind of rotary stopper automatic detection device and its operating method |
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| CN201510176884.0A CN104793633B (en) | 2015-04-14 | 2015-04-14 | A kind of rotary stopper automatic detection device and its operating method |
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| CN104793633A (en) | 2015-07-22 |
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