CN102930880B - Player compartment door position detection method and control system thereof - Google Patents
Player compartment door position detection method and control system thereof Download PDFInfo
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- CN102930880B CN102930880B CN201210439892.6A CN201210439892A CN102930880B CN 102930880 B CN102930880 B CN 102930880B CN 201210439892 A CN201210439892 A CN 201210439892A CN 102930880 B CN102930880 B CN 102930880B
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Abstract
The present invention discloses a kind of player compartment door position detection method and system, and its method comprises: test door value at the inverse electromotive force of the enterprising motor that delivers from godown of multiple diverse locations of setting in the process of entry/exit storehouse; When player works, detect the value of the current inverse electromotive force of turnover storehouse motor; According to the value of this current inverse electromotive force, and the value of the inverse electromotive force tested on multiple diverse locations of setting is in advance to judge current door position.The present invention does not need to adopt tradition to judge switch, and only need to detect from motor control line the position that its inverse electromotive force can judge door, thus control the work of motor, its implementation procedure is simple, and can shorten software development cycle, reduces system cost.<!--1-->
Description
Technical field
The present invention relates to technical field of information storage, particularly relate to a kind of method and control system thereof of being carried out the detection of player door position by inverse electromotive force.
Background technology
At present, in the player of band movement, be by judging that switch and detecting and controlling system detect the position of door mostly, thus control the running of motor according to the position of door, its workflow as shown in Figure 1.But the system software of this judgement door position and line complexity, cost is high.
Summary of the invention
The player compartment door position detection method that fundamental purpose of the present invention is to provide a kind of and is easy to realize, cost is low and control system thereof.
In order to achieve the above object, the present invention proposes a kind of player compartment door position detection method, comprises the following steps:
When player works, detect the value of the current inverse electromotive force of turnover storehouse motor;
According to the value of described current inverse electromotive force, and the value of the inverse electromotive force tested on multiple diverse locations of setting is in advance to judge current door position.
Preferably, described when player works, also comprise before detecting the step of the value of the current inverse electromotive force of described turnover storehouse motor:
Test door value at the inverse electromotive force of the enterprising motor that delivers from godown of multiple diverse locations of setting in the process of entry/exit storehouse.
Preferably, described test door comprises in the step of the value of the inverse electromotive force of the enterprising motor that delivers from godown of multiple diverse locations of setting in warehouse entry process:
In the motor reversion of player startup control system turnover storehouse, make player door warehouse entry;
Test out the value of door at the inverse electromotive force of the enterprising motor that delivers from godown of multiple diverse locations of setting;
When door warehouse entry puts in place, control described warehouse entry motor brake, and to record state corresponding to current inverse electromotive force be that warehouse entry puts in place state.
Preferably, multiple diverse locations of described setting at least comprise: door is positioned at the position that the position of 1/8,1/4,3/8,1/2 of door stroke and door warehouse entry put in place.
Preferably, the described value according to current inverse electromotive force, and the value of the inverse electromotive force on multiple diverse locations of setting tested is to judge that the step of current door position comprises:
The value of the inverse electromotive force at the enterprising motor that delivers from godown of the multiple diverse locations set of the value of current inverse electromotive force and described test is compared;
Determine that the setting door position corresponding with the value of described current inverse electromotive force is current door position.
Preferably, the method also comprises step:
The running of storehouse motor is passed in and out according to current door position control.
The present invention also proposes a kind of player door position detection control system, comprising:
Detection module, for when player works, detects the value of the current inverse electromotive force of turnover storehouse motor;
Judge module, for the value according to described current inverse electromotive force, and the value of the inverse electromotive force tested on multiple diverse locations of setting is in advance to judge current door position.
Preferably, this system also comprises:
Test module, for testing door value at the inverse electromotive force of the enterprising motor that delivers from godown of multiple diverse locations of setting in the process of entry/exit storehouse.
Preferably, described test module also reverses at player startup control system turnover storehouse motor for detecting and controlling system, makes player door warehouse entry; Test out the value of door at the inverse electromotive force of the enterprising motor that delivers from godown of multiple diverse locations of setting; When door warehouse entry puts in place, control described warehouse entry motor brake, and to record state corresponding to current inverse electromotive force be that warehouse entry puts in place state.
Preferably, multiple diverse locations of described setting at least comprise: door is positioned at the position that the position of 1/8,1/4,3/8,1/2 of door stroke and door warehouse entry put in place.
Preferably, described judge module also compares for the value of the inverse electromotive force at the enterprising motor that delivers from godown of the multiple diverse locations set by the value of current inverse electromotive force and described test; Determine that the setting door position corresponding with the value of described current inverse electromotive force is current door position.
Preferably, this system also comprises:
Control module, for passing in and out the running of storehouse motor according to current door position control.
A kind of player compartment door position detection method that the present invention proposes and control system thereof, when player works, the value of the inverse electromotive force tested on multiple diverse locations of setting by the inverse electromotive force detecting turnover storehouse motor carries out contrasting the position judging door, compared to existing technology, the present invention does not need employing to judge switch, only need to detect from motor control line the position that its inverse electromotive force can judge door, thus control the work of motor, its implementation procedure is simple, can software development cycle be shortened, reduce system cost.
Accompanying drawing explanation
Fig. 1 is existing player door position testing process schematic diagram;
Fig. 2 is the schematic flow sheet of player compartment door position detection method first embodiment of the present invention;
Fig. 3 is the schematic flow sheet of player compartment door position detection method second embodiment of the present invention;
Fig. 4 a is the system chart that player compartment door position detection method second embodiment of the present invention relates to;
Fig. 4 b is the inverse electromotive force schematic diagram that in player compartment door position detection method second embodiment of the present invention, door passes in and out storehouse motor when diverse location;
Fig. 4 c is that the signal transmission in player compartment door position detection method second embodiment of the present invention between detecting and controlling system and turnover storehouse motor controls schematic diagram; Fig. 5 is the structural representation of player door position detection control system first embodiment of the present invention;
Fig. 6 is the structural representation of player door position detection control system second embodiment of the present invention;
Fig. 7 is the structural representation of player door position detection control system the 3rd embodiment of the present invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Below with reference to drawings and Examples, the technical scheme realizing goal of the invention is elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Please refer to Fig. 2, Fig. 2 is the schematic flow sheet of player compartment door position detection method first embodiment of the present invention.
As shown in Figure 2, a kind of player compartment door position detection method that the present embodiment proposes, comprising:
Step S102, when player works, detects the value of the current inverse electromotive force of turnover storehouse motor;
Step S103, according to the value of described current inverse electromotive force, and the value of the inverse electromotive force tested on multiple diverse locations of setting is in advance to judge current door position.
The present embodiment is provided with detecting and controlling system in player, when player normally works, under different states may be in, in order to detect the position of player door under different states, detecting and controlling system judges the position of door by the value detecting the current inverse electromotive force of turnover storehouse motor.
Wherein, the generation principle passing in and out the inverse electromotive force of storehouse motor is as follows:
In player, when turnover storehouse motor rotates forward, door is driven to deliver from godown; Otherwise, during the motor reversion of turnover storehouse, drive door warehouse entry.
Deliver from godown for door, first, detecting and controlling system controls turnover storehouse motor and rotates forward, and door delivers from godown, and hinders because door is subject to friction force, coil (being equivalent to inductance) in the motor of turnover storehouse is when being subject to External Force Acting, produce inverse electromotive force, under different frictional resistance, inverse electromotive force is different, suffered by door, resistance is larger, then the inverse electromotive force in coil is larger; When door delivers from godown, the friction force suffered by it is descending to be arrived greatly again, and therefore, the inverse electromotive force in coil is also descending to be arrived greatly again, and namely door present position is different, and the value of the inverse electromotive force of turnover storehouse motor is also different.In like manner, for the situation of door warehouse entry, door the enterprising motor that delivers from godown of diverse location the value of inverse electromotive force deliver from godown with door time corresponding consistent, be all arrive large variation tendency again along with door friction is descending generally, the value of inverse electromotive force also descending arrives again large.
Particularly, in the present embodiment, after detecting and controlling system detects the value of the inverse electromotive force that turnover storehouse motor is current, the value of the value of current inverse electromotive force with the inverse electromotive force at the enterprising motor that delivers from godown of the multiple diverse locations set tested before is compared.
For door warehouse entry, the present embodiment is tested door in advance and to be put in place etc. at 1/8,1/4,3/8,1/2 stroke and door warehouse entry the value of the inverse electromotive force on diverse location, as the reference judging door position, wherein, when stroke refers to door warehouse entry, the distance of movement when door puts in place from initial position to door warehouse entry, this distance equals the length of door, and each ratio such as above-mentioned 1/8,1/4,3/8 and 1/2 refers to that door non-warehouse entry part accounts for the ratio of whole door length.
If the value of current inverse electromotive force with test before in the value of the inverse electromotive force of door when certain position set identical, then can determine that this setting door position corresponding with the value of current inverse electromotive force is current door position with this.
After judging door position, detecting and controlling system according to the needs of client, can control by motor control signal the running passing in and out storehouse motor, such as controls turnover storehouse motor forward or reverse.
This enforcement directly can go to by the inverse electromotive force detected on motor control signal the position judging door, can remove traditional judgement switch, thereby simplify system syndeton, and can shorten software development cycle, reduce system cost.
Please refer to Fig. 3, Fig. 3 is the schematic flow sheet of player compartment door position detection method second embodiment of the present invention.
As shown in Figure 3, a kind of player compartment door position detection method that the present embodiment proposes, on the basis of above-described embodiment, before the value of current inverse electromotive force detecting turnover storehouse motor, also comprise test door in the process of entry/exit storehouse in the step of the value of the inverse electromotive force of the enterprising motor that delivers from godown of multiple diverse locations of setting.Particularly, the method comprises:
Step S101, tests door value at the inverse electromotive force of the enterprising motor that delivers from godown of multiple diverse locations of setting in the process of entry/exit storehouse;
Wherein, the generation principle passing in and out the inverse electromotive force of storehouse motor please refer to above-described embodiment.When test door passes in and out the value of the inverse electromotive force of storehouse motor under the diverse location set, pass in and out the value of the inverse electromotive force of storehouse motor when only can test door warehouse entry or deliver from godown as a reference, the present embodiment illustrates with door warehouse entry.
The present embodiment goes to judge door position by inverse electromotive force, and as shown in fig. 4 a, Fig. 4 a is that the present embodiment removes to judge the method system block diagram of door position by inverse electromotive force.
When player starts, detecting and controlling system controls the motor reversion of turnover storehouse, now, door warehouse entry, when door in different travel position as 1/8,1/4,3/8,1/2 stroke time, the value of the inverse electromotive force of turnover storehouse motor is different, shown in Fig. 4 b, Fig. 4 b is the inverse electromotive force schematic diagram that in the present embodiment, door passes in and out storehouse motor when diverse location, it illustrates door under diverse location, the inverse electromotive force of turnover storehouse motor and the relation of duration.In fig. 4b, transverse axis represents the time that door passes in and out storehouse motor inverse electromotive force when certain position continues, and the longitudinal axis represents that door passes in and out the inverse electromotive force of storehouse motor when certain position.
Therefore, the present embodiment tests out door and to put in place at 1/8,1/4,3/8,1/2 stroke and door the value of the inverse electromotive force on diverse locations such as (representing position with S, not shown), as the reference of follow-up judgement door position.
When door warehouse entry puts (namely door warehouse entry is to S position) in place, detecting and controlling system determines after it puts in place, motor brake is controlled at once by motor control signal, and to remember current state be that warehouse entry puts in place state, reference Fig. 4 c, Fig. 4 c are that the signal transmission between the present embodiment detecting and controlling system and turnover storehouse motor controls schematic diagram.
Step S102, when player works, detects the value of the current inverse electromotive force of described turnover storehouse motor;
Step S103, according to the value of the current inverse electromotive force of described turnover storehouse motor, and the value of the inverse electromotive force on multiple diverse locations of setting of described test judges current door position.
Above-mentioned steps S102 to step S103 is identical with above-mentioned first embodiment process, when player normally works, under being in different states, in order to detect the position of player door under different states, detecting and controlling system judges the position of door by the value detecting the current inverse electromotive force of turnover storehouse motor.
Particularly, after detecting and controlling system detects the value of the inverse electromotive force that turnover storehouse motor is current, the value of the value of current inverse electromotive force with the inverse electromotive force on the multiple diverse locations set tested before is compared, if the value of current inverse electromotive force with test before in the value of the inverse electromotive force of door when certain position set identical, then can determine that this setting door position corresponding with the value of current inverse electromotive force is current door position with this.
After judging door position, detecting and controlling system according to the needs of client, can control by motor control signal the running passing in and out storehouse motor.Such as, door is needed to deliver from godown in the player course of work, detecting and controlling system controls turnover storehouse motor and rotates forward, door is delivered from godown, when door move to deliver from godown the outermost end position put in place time, according to the value of the inverse electromotive force detected, detecting and controlling system is judged that door has delivered from godown and is put in place, then send motor control signal to turnover storehouse motor, makes turnover storehouse motor stop rotating forward; In like manner, when needs door warehouse entry, detecting and controlling system controls the motor reversion of turnover storehouse, make door warehouse entry, when door moves to the innermost end position that warehouse entry puts in place, detecting and controlling system according to the value of the inverse electromotive force detected judge door warehouse entry put in place, then send motor control signal to turnover storehouse motor, make turnover storehouse motor stop reversion.
And in prior art, be after door position being detected, controlled the action passing in and out storehouse motor, its physical construction more complicated by toggle switch, and cost is high.
This enforcement directly can go to by the inverse electromotive force detected on motor control signal the position judging door, can remove traditional judgement switch, thereby simplify system syndeton, and can shorten software development cycle, reduce system cost.
As shown in Figure 5, Fig. 5 is a kind of player door position detection control system that first embodiment of the invention proposes, and comprising: detection module 302 and judge module 303; Wherein:
Detection module 302, for when player works, detects the value of the current inverse electromotive force of turnover storehouse motor;
Judge module 303, for the value according to current inverse electromotive force, and the value of the inverse electromotive force tested on multiple diverse locations of setting is in advance to judge current door position.
The present embodiment is provided with detecting and controlling system in player, when player normally works, under different states may be in, in order to detect the position of player door under different states, detecting and controlling system judges the position of door by the value detecting the current inverse electromotive force of turnover storehouse motor.
Wherein, the generation principle passing in and out the inverse electromotive force of storehouse motor is as follows:
In player, when turnover storehouse motor rotates forward, door is driven to deliver from godown; Otherwise, during the motor reversion of turnover storehouse, drive door warehouse entry.
Deliver from godown for door, first, detecting and controlling system controls turnover storehouse motor and rotates forward, and door delivers from godown, and hinders because door is subject to friction force, coil (being equivalent to inductance) in the motor of turnover storehouse is when being subject to External Force Acting, produce inverse electromotive force, under different frictional resistance, inverse electromotive force is different, suffered by door, resistance is larger, then the inverse electromotive force in coil is larger; When door delivers from godown, the friction force suffered by it is descending to be arrived greatly again, and therefore, the inverse electromotive force in coil is also descending to be arrived greatly again, and namely door present position is different, and the value of the inverse electromotive force of turnover storehouse motor is also different.In like manner, for the situation of door warehouse entry, door the enterprising motor that delivers from godown of diverse location the value of inverse electromotive force deliver from godown with door time corresponding consistent, be all arrive large variation tendency again along with door friction is descending generally, the value of inverse electromotive force also descending arrives again large.
Particularly, in the present embodiment, after detection module in detecting and controlling system 302 detects the value of the inverse electromotive force that turnover storehouse motor is current, the value of the value of current inverse electromotive force with the inverse electromotive force at the enterprising motor that delivers from godown of the multiple diverse locations set tested before compares by judge module 303.
For door warehouse entry, the present embodiment is tested door in advance and to be put in place etc. at 1/8,1/4,3/8,1/2 stroke and door warehouse entry the value of the inverse electromotive force on diverse location, as the reference judging door position, wherein, when stroke refers to door warehouse entry, the distance of movement when door puts in place from initial position to door warehouse entry, this distance equals the length of door, and each ratio such as above-mentioned 1/8,1/4,3/8 and 1/2 refers to that door non-warehouse entry part accounts for the ratio of whole door length.
If the value of current inverse electromotive force with test before in the value of the inverse electromotive force of door when certain position set identical, then can determine that this setting door position corresponding with the value of current inverse electromotive force is current door position with this.
After judging door position, detecting and controlling system according to the needs of client, can control by motor control signal the running passing in and out storehouse motor, such as controls turnover storehouse motor forward or reverse.
This enforcement directly can go to by the inverse electromotive force detected on motor control signal the position judging door, can remove traditional judgement switch, thereby simplify system syndeton, and can shorten software development cycle, reduce system cost.
As shown in Figure 6, Fig. 6 is a kind of player door position detection control system that second embodiment of the invention proposes, and compares above-mentioned first embodiment and adds test module 301; This system comprises: test module 301, detection module 302 and judge module 303, wherein:
Test module 301, for test door enter deliver from godown in process in the value of the inverse electromotive force of the enterprising motor that delivers from godown of multiple diverse locations of setting;
Detection module 302, for when player works, detects the value of the current inverse electromotive force of described turnover storehouse motor;
Judge module 303, for entering the value of current inverse electromotive force described in basis, and the value of the inverse electromotive force of the enterprising motor that delivers from godown of multiple diverse locations in setting of described test is to judge current door position.
Wherein, the generation principle passing in and out the inverse electromotive force of storehouse motor please refer to above-described embodiment.When test door passes in and out the value of the inverse electromotive force of storehouse motor under the diverse location set, pass in and out the value of the inverse electromotive force of storehouse motor when only can test door warehouse entry or deliver from godown as a reference, the present embodiment illustrates with door warehouse entry.
Particularly, the present embodiment goes to judge door position by inverse electromotive force, and as shown in fig. 4 a, Fig. 4 a is that the present embodiment goes overall system diagram when judging door position by inverse electromotive force.
When player starts, the test module 301 of detecting and controlling system controls the motor reversion of turnover storehouse, now, door warehouse entry, when door in different travel position as 1/8,1/4,3/8,1/2 stroke time, the value of the inverse electromotive force of turnover storehouse motor is different, shown in Fig. 4 b, Fig. 4 b is the inverse electromotive force schematic diagram that in the present embodiment, door passes in and out storehouse motor when diverse location, it illustrates door under diverse location, the inverse electromotive force of turnover storehouse motor and the relation of duration.In fig. 4b, transverse axis represents the time that door passes in and out storehouse motor inverse electromotive force when certain position continues, and the longitudinal axis represents that door passes in and out the inverse electromotive force of storehouse motor when certain position.
Therefore, the present embodiment test module 301 tests out door and to put in place at 1/8,1/4,3/8,1/2 stroke and door the value of the inverse electromotive force on diverse locations such as (representing position with S), as the reference of follow-up judgement door position.
When door warehouse entry puts (namely door warehouse entry is to S position) in place, detecting and controlling system determines after it puts in place, motor brake is controlled at once by motor control signal, and to remember current state be that warehouse entry puts in place state, reference Fig. 4 c, Fig. 4 c are that the signal transmission between the present embodiment detecting and controlling system and turnover storehouse motor controls schematic diagram.
When player normally works, under being in different states, in order to detect the position of player door under different states, detecting and controlling system judges the position of door by the value detecting the current inverse electromotive force of turnover storehouse motor.
Particularly, after detection module 302 detects the value of the inverse electromotive force that turnover storehouse motor is current, the value of the value of current inverse electromotive force with the inverse electromotive force on the multiple diverse locations set tested before compares by judge module 303, if the value of current inverse electromotive force with test before in the value of the inverse electromotive force of door when certain position set identical, then can determine that this setting door position corresponding with the value of current inverse electromotive force is current door position with this.
After judging door position, detecting and controlling system according to the needs of client, can control by motor control signal the running passing in and out storehouse motor.Such as, door is needed to deliver from godown in the player course of work, detecting and controlling system controls turnover storehouse motor and rotates forward, door is delivered from godown, when door move to deliver from godown the outermost end position put in place time, according to the value of the inverse electromotive force detected, detecting and controlling system is judged that door has delivered from godown and is put in place, then send motor control signal to turnover storehouse motor, makes turnover storehouse motor stop rotating forward; In like manner, when needs door warehouse entry, detecting and controlling system controls the motor reversion of turnover storehouse, make door warehouse entry, when door moves to the innermost end position that warehouse entry puts in place, detecting and controlling system according to the value of the inverse electromotive force detected judge door warehouse entry put in place, then send motor control signal to turnover storehouse motor, make turnover storehouse motor stop reversion.
And in prior art, be after door position being detected, controlled the action passing in and out storehouse motor, its physical construction more complicated by toggle switch, and cost is high.
This enforcement directly can go to by the inverse electromotive force detected on motor control signal the position judging door, can remove traditional judgement switch, thereby simplify system syndeton, and can shorten software development cycle, reduce system cost.
As shown in Figure 7, Fig. 7 is a kind of player door position detection control system that third embodiment of the invention proposes, and on the basis of above-mentioned first embodiment, also comprises:
Control module 304, for passing in and out the running of storehouse motor according to current door position control.
The difference of the present embodiment and above-mentioned first embodiment is, the present embodiment detecting and controlling system, after judging door position, also controls turnover storehouse motor according to door position.
Particularly, after judging door position, detecting and controlling system according to the needs of client, can control by motor control signal the running passing in and out storehouse motor.Such as, door is needed to deliver from godown in the player course of work, detecting and controlling system controls turnover storehouse motor and rotates forward, door is delivered from godown, when door move to deliver from godown the outermost end position put in place time, according to the value of the inverse electromotive force detected, detecting and controlling system is judged that door has delivered from godown and is put in place, then send motor control signal to turnover storehouse motor, makes turnover storehouse motor stop rotating forward; In like manner, when needs door warehouse entry, detecting and controlling system controls the motor reversion of turnover storehouse, make door warehouse entry, when door moves to the innermost end position that warehouse entry puts in place, detecting and controlling system according to the value of the inverse electromotive force detected judge door warehouse entry put in place, then send motor control signal to turnover storehouse motor, make turnover storehouse motor stop reversion.
And in prior art, be after door position being detected, controlled the action passing in and out storehouse motor, its physical construction more complicated by toggle switch, and cost is high.
The present embodiment player compartment door position detection method and control system thereof, at player startup control system turnover storehouse motor running, test door value at the inverse electromotive force of the enterprising motor that delivers from godown of multiple diverse locations of setting in the process of entry/exit storehouse, afterwards, when player works, the position of door is judged by the inverse electromotive force detecting turnover storehouse motor, compared to existing technology, the present invention does not need employing to judge switch, only need to detect from motor control line the position that its inverse electromotive force can judge door, thus control the work of motor, its systematic realizing program is simple, software development cycle can be shortened, reduce system cost.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize instructions of the present invention and accompanying drawing content to do equivalent structure or flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a player compartment door position detection method, is characterized in that, comprises the following steps:
Test door value at the inverse electromotive force of the enterprising motor that delivers from godown of multiple diverse locations of setting in the process of entry/exit storehouse;
When player works, detect the value of the current inverse electromotive force of turnover storehouse motor;
According to the value of described current inverse electromotive force, and the value of the inverse electromotive force tested on multiple diverse locations of setting is in advance to judge current door position.
2. method according to claim 1, is characterized in that, described test door comprises in the step of the value of the inverse electromotive force of the enterprising motor that delivers from godown of multiple diverse locations of setting in warehouse entry process:
In the motor reversion of player startup control system turnover storehouse, make player door warehouse entry;
Test out the value of door at the inverse electromotive force of the enterprising motor that delivers from godown of multiple diverse locations of setting;
When door warehouse entry puts in place, control described warehouse entry motor brake, and to record state corresponding to current inverse electromotive force be that warehouse entry puts in place state.
3. method according to claim 2, is characterized in that, multiple diverse locations of described setting at least comprise: door is positioned at the position that the position of 1/8,1/4,3/8,1/2 of door stroke and door warehouse entry put in place.
4. method according to claim 2, is characterized in that, the described value according to current inverse electromotive force, and the value of the inverse electromotive force on multiple diverse locations of setting tested is to judge that the step of current door position comprises:
The value of the inverse electromotive force at the enterprising motor that delivers from godown of the multiple diverse locations set of the value of current inverse electromotive force and described test is compared;
Determine that the setting door position corresponding with the value of described current inverse electromotive force is current door position.
5. the method according to any one of claim 1-4, is characterized in that, also comprises step:
The running of storehouse motor is passed in and out according to current door position control.
6. a player door position detection control system, is characterized in that, comprising:
Test module, for testing door value at the inverse electromotive force of the enterprising motor that delivers from godown of multiple diverse locations of setting in the process of entry/exit storehouse;
Detection module, for when player works, detects the value of the current inverse electromotive force of turnover storehouse motor;
Judge module, for the value according to described current inverse electromotive force, and the value of the inverse electromotive force tested on multiple diverse locations of setting is in advance to judge current door position.
7. system according to claim 6, is characterized in that, described test module also reverses at player startup control system turnover storehouse motor for detecting and controlling system, makes player door warehouse entry; Test out the value of door at the inverse electromotive force of the enterprising motor that delivers from godown of multiple diverse locations of setting; When door warehouse entry puts in place, control described warehouse entry motor brake, and to record state corresponding to current inverse electromotive force be that warehouse entry puts in place state.
8. system according to claim 6, is characterized in that, multiple diverse locations of described setting at least comprise: door is positioned at the position that the position of 1/8,1/4,3/8,1/2 of door stroke and door warehouse entry put in place.
9. system according to claim 7, is characterized in that, described judge module also compares for the value of the inverse electromotive force at the enterprising motor that delivers from godown of the multiple diverse locations set by the value of current inverse electromotive force and described test; Determine that the setting door position corresponding with the value of described current inverse electromotive force is current door position.
10. the system according to any one of claim 6-9, is characterized in that, also comprises:
Control module, for passing in and out the running of storehouse motor according to current door position control.
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| CN201210439892.6A CN102930880B (en) | 2012-11-06 | 2012-11-06 | Player compartment door position detection method and control system thereof |
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| CN201210439892.6A CN102930880B (en) | 2012-11-06 | 2012-11-06 | Player compartment door position detection method and control system thereof |
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| CN202363106U (en) * | 2011-04-26 | 2012-08-01 | 深圳市实益达科技股份有限公司 | Pallet type optical disc player |
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| CN102208196B (en) * | 2010-03-31 | 2014-01-22 | 谷林电器(深圳)有限公司 | Optical disk centering device of optical disk player |
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2012
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101887332A (en) * | 2009-05-12 | 2010-11-17 | 联阳半导体股份有限公司 | Positioning method and positioning device for touch panel |
| CN202363106U (en) * | 2011-04-26 | 2012-08-01 | 深圳市实益达科技股份有限公司 | Pallet type optical disc player |
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