CN106292422A - Multiple column up-down control system based on CAN - Google Patents
Multiple column up-down control system based on CAN Download PDFInfo
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- CN106292422A CN106292422A CN201610644587.9A CN201610644587A CN106292422A CN 106292422 A CN106292422 A CN 106292422A CN 201610644587 A CN201610644587 A CN 201610644587A CN 106292422 A CN106292422 A CN 106292422A
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- controller
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0421—Multiprocessor system
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B9/00—Tables with tops of variable height
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Safety Devices In Control Systems (AREA)
Abstract
The present invention relates to a kind of multiple column up-down control systems based on CAN, input the operator of control information including user, control the first controller of first group of column up-down and control the second controller of second group of column up-down.First controller is i.e. that controller A, second controller are controller B in the present embodiment.First group of column or second group of column are 1 to 4, and the first controller is connected with second controller by CAN.Both of the aforesaid controller only needs to be attached by CAN, therefore 2 controllers can be installed separately, so for Large Electric same table, Large Electric conference table, the cabling of column motor lines just can be with nearby principle, thus shortened the length of motor lines, and reduce the difficulty of wiring, provide cost savings, make wiring the most attractive in appearance.
Description
[technical field]
The present invention relates to intelligence tables and chairs field, particularly relate to multiple column up-down control system based on CAN.
[background technology]
Large Electric same table in the market, Large Electric conference table, need the column more than 4 to be just provided that foot
Enough strength and fulcrum maintain synchronization lifting, but, due to the restriction of single controller power, and in single controller
The restriction of SCM PWM port, general single controller can not meet the same table system synchronized more than 4 columns.If it is simple
Single individually goes to control a number of column up-down by 2 or multiple controller, due to individuality between controller and column
Difference, it is impossible to realize the synchronization lifting of all columns, the when that in lifting process, certain control system occurring abnormal, other is
System also cannot stop lifting action in time, thus can cause bending or the damage of whole electric elevatable table physical property.
[summary of the invention]
For solving foregoing problems, the present invention proposes a kind of multiple column up-down control systems based on CAN, is used for protecting
The concordance of card column action.
For reaching object defined above, the present invention adopts the following technical scheme that the control of a kind of multiple column up-down based on CAN
System processed, it is characterised in that include that user inputs the operator of control information, controls the first controller of first group of column up-down
And control the second controller of second group of column up-down；
Described operator is sent to described first controller after receiving control information, described first controller is according to described
Control information controls first group of column up-down and sends described control information to second controller, and described first controller is the most real-time
Send the first status information of described first group of column to second controller；
Described second controller controls second group of column according to described first group of column status information and described control information
Lifting, and send the second status information of described second group of column to the first controller；
Described first controls receive described second status information and compare with the first status information, when described second shape
When state information and described first status information differ by more than the first preset range, described first controller generates the first exceptional instructions
And it being sent to operator, described operator receives described first exceptional instructions and shows.
First preferred version of the present invention is: described first status information include the first elevation information, First Speed information,
First lifting information；Described second status information includes the second elevation information, second speed information, the second lifting information.
Second preferred version of the present invention is: believe with the second state when described second controller receives the first status information
Breath is compared, when described first status information and described second status information differ by more than the second preset range, and described the
Two controllers generate the second exceptional instructions and are sent to operator through the first controller, and it is abnormal that described operator receives described second
Instruct and show.
3rd preferred version of the present invention is: described first group of column or second group of column are 1 to 4.
4th preferred version of the present invention is: described operator has been provided with the display screen of display function.
5th preferred version of the present invention is: described first controller is connected with described second controller by CAN.
6th preferred version of the present invention is: described control information includes the memory area letter containing preset height information
Breath.
7th preferred version of the present invention is: described first controller includes the exception for detecting first group of column stroke
Detection module, when described first group of column stroke exception, described abnormality detection module generates the 3rd exceptional instructions and is sent to
First controller, described first controller receives described 3rd exceptional instructions and is sent to operator, and described operator receives institute
State the 3rd exceptional instructions and show.
8th preferred version of the present invention is: described second controller includes the exception for detecting second group of column stroke
Detection module, when described second group of column stroke exception, described abnormality detection module generates the 4th exceptional instructions and is sent to
Second controller, described second controller receives described 4th exceptional instructions and is sent to described operation by the first controller
Device, described operator receives described 4th exceptional instructions and shows.
9th preferred version of the present invention is: when described first controller does not receives described in the range of the very first time
When two-state information or described second controller do not receive described first status information in the second time range, described first
Controller or described second controller generate the 5th exceptional instructions, and described operator shows described 5th exceptional instructions.
The present invention possesses following technique effect: system solves the unfixed problem of column quantity flexibly, and first controls
Device and second controller can arrange 1-4 column respectively, can realize 2-8 column synchronization lifting with any compound mode；
The power using split-type design to reduce single controller power panel exports, the material cost of the power panel being substantially reduced, from
And reduce the price of power pack on the whole, and the electromagnetic radiation of system is made to be easier to control；Owing to column at the uniform velocity rises
Fall is that principle based on the output of Single-chip Controlling PWM realizes, but PWM resource-constrained in single-chip microcomputer, it is impossible to meet very simultaneously
The control of multiple columns, therefore effectively solves this drawback by split-type design.
When in the first controller or second controller, the load capacity of any column exceedes nominal load, the speed of this column
Will be unable to reach setting speed, control system can control other column and actively slow down, to ensure the synchronicity of column up-down, and then
Avoid bending or the damage of whole electric elevatable table physical property.
These features of the present invention and advantage will be detailed in following detailed description of the invention, accompanying drawing exposure.
[accompanying drawing explanation]
The present invention is described further below in conjunction with the accompanying drawings:
Fig. 1 is the control system theory diagram of the embodiment of the present invention 1.
Fig. 2 is the first controller and the second controller Principle of Communication figure of the embodiment of the present invention 1.
[detailed description of the invention]
The technical scheme of the embodiment of the present invention is explained and illustrated by the accompanying drawing below in conjunction with the embodiment of the present invention, but under
State embodiment and be only the preferred embodiments of the present invention, and not all.Based on the embodiment in embodiment, those skilled in the art
On the premise of not making creative work, obtained other embodiments, broadly fallen into protection scope of the present invention.
Embodiment 1.
Referring to Fig. 1, Fig. 2, a kind of multiple column up-down control systems based on CAN, input control letter including user
The operator of breath, the first controller controlling first group of column up-down and the second controller of second group of column up-down of control.?
In the present embodiment, the first controller is i.e. that controller A, second controller are controller B.First group of column or second group of column
Being 1 to 4, the first controller is connected with second controller by CAN.Both of the aforesaid controller only needs to pass through CAN
Being attached, therefore 2 controllers can be installed separately, so for Large Electric same table, Large Electric conference table, column
The cabling of motor lines just with nearby principle, thus can shorten the length of motor lines, and reduces the difficulty of wiring, saves
Cost, makes wiring the most attractive in appearance.
Operator is sent to the first controller after receiving control information, the first controller controls first according to the information of control
Group column up-down also sends control information to second controller, and the first controller sends the first state of first group of column the most in real time
Information is to second controller；Second controller controls second group of column liter according to first group of column status information and control information
Fall, and send the second status information of second group of column to the first controller.So, will be unable to reach to set when the speed of certain column
Constant speed degree, control system can control other column and actively slows down or accelerate, to ensure the synchronicity of column up-down.
First controls receive the second status information and compare with the first status information, when the second status information and first
When status information differs by more than the first preset range, the first controller generates the first exceptional instructions and is sent to operator, operation
Device receives the first exceptional instructions and shows.
First status information includes the first elevation information, First Speed information, the first lifting information；Second status information bag
Include the second elevation information, second speed information, the second lifting information.
Compare with the second status information when second controller receives the first status information, when the first status information with
When second status information differs by more than the second preset range, second controller generates the second exceptional instructions and sends out through the first controller
Giving operator, operator receives the second exceptional instructions and shows.
Aforementioned comparison can be with comparison elevation information, velocity information or lifting information, and when highly having big difference, speed differed
Big or when lifting in opposite direction, it is judged that for exception and generate exceptional instructions.First preset range and the second preset range see basis
Concrete applied environment comes rational height difference scope, speed difference scope, lifting information.
First controller includes the abnormality detection module for detecting first group of column stroke, when first group of column stroke is different
Chang Shi, abnormality detection module generates the 3rd exceptional instructions and is sent to the first controller, and the first controller receives the 3rd and extremely refers to
Making and be sent to operator, operator receives the 3rd exceptional instructions and shows.The stroke of aforementioned abnormality detection module detection column
The most normally including: the electric current that when detection column runs, motor produces is the most normal, detection temperature within controller is the most just
Often etc., if any one party detects abnormal in the first controller or second controller, will be uploaded to always by exceptional instructions
Line, the first controller or second controller stop the lifting of all columns, and enter guard mode.
Second controller includes the abnormality detection module for detecting second group of column stroke, when second group of column stroke is different
Chang Shi, abnormality detection module generates the 4th exceptional instructions and is sent to second controller, and second controller receives the 4th and extremely refers to
Making and be sent to described operator by the first controller, described operator receives described 4th exceptional instructions and shows.
When the first controller does not receives the second status information or second controller second in the range of the very first time
When not receiving the first status information in the range of between, the first controller or second controller generate the 5th exceptional instructions, operator
Show the 5th exceptional instructions.
First exceptional instructions, the second exceptional instructions, the 3rd exceptional instructions, the 4th exceptional instructions, the 5th exceptional instructions are appointed
If anticipating a generation, the first controller and second controller control first group of lifting column and second group of lifting column stopping action.Behaviour
Make device and be provided with the display screen of display function, be used for showing described first exceptional instructions, the second exceptional instructions, the 3rd exception
Instruction, the 4th exceptional instructions, the 5th exceptional instructions.
Control information includes the memory area information containing preset height information.When performing memory area information, second
Controller can be followed the first controller to control column together and run to memory area.As: included by memory area information
Spacing, it is out of service that second controller can follow the first controller to control together after column runs to upper limit, and no longer goes up
Rise.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and is familiar with
This those skilled in the art should be understood that the present invention includes but not limited to accompanying drawing and interior described in detailed description of the invention above
Hold.Any it is intended to be included in the scope of claims without departing from the function of the present invention and the amendment of structural principle.
Claims (10)
1. multiple column up-down control systems based on CAN, it is characterised in that include that user inputs control information
Operator, the first controller controlling first group of column up-down and the second controller of second group of column up-down of control；
Described operator is sent to described first controller after receiving control information, described first controller is according to described control
Information controls first group of column up-down and sends described control information to second controller, and described first controller sends the most in real time
First status information of described first group of column is to second controller；
Described second controller controls second group of column up-down according to described first group of column status information and described control information,
And send the second status information of described second group of column to the first controller；
Described first controls receive described second status information and compare with the first status information, when described second state letter
When breath and described first status information differ by more than the first preset range, it is concurrent that described first controller generates the first exceptional instructions
Giving operator, described operator receives described first exceptional instructions and shows.
Multiple column up-down control system based on CAN the most according to claim 1, it is characterised in that: described first
Status information includes the first elevation information, First Speed information, the first lifting information；Described second status information includes that second is high
Degree information, second speed information, the second lifting information.
Multiple column up-down control system based on CAN the most according to claim 1, it is characterised in that: described second
Compare with the second status information when controller receives the first status information, when described first status information and described second
When status information differs by more than the second preset range, described second controller generates the second exceptional instructions and sends out through the first controller
Giving operator, described operator receives described second exceptional instructions and shows.
Multiple column up-down control system based on CAN the most according to claim 1, it is characterised in that: described first
Group column or second group of column are 1 to 4.
5. according to multiple column up-down control systems based on CAN described in claim 1 or 2 or 3 or 4, it is characterised in that:
Described operator is provided with the display screen for completing display function.
6. according to multiple column up-down controllers based on CAN described in claim 1 or 2 or 3 or 4, it is characterised in that: institute
State the first controller to be connected with described second controller by CAN.
Multiple column up-down controller based on CAN the most according to claim 1, it is characterised in that: described control is believed
Breath includes the memory area information containing preset height information.
Many column up-downs control system based on CAN the most according to claim 1, it is characterised in that: described first control
Device processed includes the abnormality detection module for detecting first group of column stroke, when described first group of column stroke exception, described
Abnormality detection module generates the 3rd exceptional instructions and is sent to the first controller, and it is abnormal that described first controller receives the described 3rd
Instructing and be sent to operator, described operator receives described 3rd exceptional instructions and shows.
Many column up-downs control system based on CAN the most according to claim 1, it is characterised in that: described second control
Device processed includes the abnormality detection module for detecting second group of column stroke, when described second group of column stroke exception, described
Abnormality detection module generates the 4th exceptional instructions and is sent to second controller, and it is abnormal that described second controller receives the described 4th
Instructing and be sent to described operator by the first controller, described operator receives described 4th exceptional instructions and shows.
Many column up-downs control system based on CAN the most according to claim 1, it is characterised in that: when described first
Controller does not receives described second status information or described second controller at the second time range in the range of the very first time
When inside not receiving described first status information, described first controller or described second controller generate the 5th exceptional instructions,
Described operator shows described 5th exceptional instructions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610644587.9A CN106292422B (en) | 2016-08-05 | 2016-08-05 | CAN bus based multiple column up-down control systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610644587.9A CN106292422B (en) | 2016-08-05 | 2016-08-05 | CAN bus based multiple column up-down control systems |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106292422A true CN106292422A (en) | 2017-01-04 |
| CN106292422B CN106292422B (en) | 2019-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610644587.9A Active CN106292422B (en) | 2016-08-05 | 2016-08-05 | CAN bus based multiple column up-down control systems |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106308036A (en) * | 2016-11-04 | 2017-01-11 | 上海锐士智能家居有限公司 | Circuit control system for lifting desk |
| CN107521953A (en) * | 2017-07-15 | 2017-12-29 | 宁夏天地奔牛实业集团有限公司 | The controller control system of principal and subordinate and control method and belt self-movable foot end each other |
| CN109031953A (en) * | 2018-07-26 | 2018-12-18 | 上海高适软件有限公司 | Electric elevatable table based on self study is hampered backing method and system and lifting device |
| CN109156988A (en) * | 2018-08-28 | 2019-01-08 | 威视纳股份有限公司 | A kind of electric elevating rack and its control system and control method |
| CN109343436A (en) * | 2018-11-26 | 2019-02-15 | 杭州为诺智能科技有限公司 | The controller and its application method that No. 2 bi-motors can work independently |
| CN110471326A (en) * | 2019-07-02 | 2019-11-19 | 浙江捷昌线性驱动科技股份有限公司 | A kind of more hoistable platform control systems and control method |
| CN110501924A (en) * | 2019-07-02 | 2019-11-26 | 浙江捷昌线性驱动科技股份有限公司 | A kind of more hoistable platform control systems and control method |
| CN113009860A (en) * | 2021-02-08 | 2021-06-22 | 德沃康科技集团有限公司 | Control system of electric lifting table and electric lifting table |
| CN114488916A (en) * | 2022-04-14 | 2022-05-13 | 常州市凯迪电器股份有限公司 | Electric lifting table control method based on integrated table push and CAN bus communication |
| WO2022179042A1 (en) * | 2021-02-26 | 2022-09-01 | 尤小东 | Ad hoc network-based column control system, method and apparatus, processor, and computer readable storage medium thereof |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106308036A (en) * | 2016-11-04 | 2017-01-11 | 上海锐士智能家居有限公司 | Circuit control system for lifting desk |
| CN107521953B (en) * | 2017-07-15 | 2020-01-21 | 宁夏天地奔牛实业集团有限公司 | Control system and control method with controllers mutually serving as master and slave and belt self-moving tail |
| CN107521953A (en) * | 2017-07-15 | 2017-12-29 | 宁夏天地奔牛实业集团有限公司 | The controller control system of principal and subordinate and control method and belt self-movable foot end each other |
| CN109031953A (en) * | 2018-07-26 | 2018-12-18 | 上海高适软件有限公司 | Electric elevatable table based on self study is hampered backing method and system and lifting device |
| CN109031953B (en) * | 2018-07-26 | 2021-10-15 | 上海高适软件有限公司 | Self-learning-based electric lifting table resistance-encountering rollback method and system and lifting equipment |
| CN109156988B (en) * | 2018-08-28 | 2021-08-31 | 深圳市云谷时代网络技术有限公司 | Electric lifting frame and control system and control method thereof |
| CN109156988A (en) * | 2018-08-28 | 2019-01-08 | 威视纳股份有限公司 | A kind of electric elevating rack and its control system and control method |
| CN109343436A (en) * | 2018-11-26 | 2019-02-15 | 杭州为诺智能科技有限公司 | The controller and its application method that No. 2 bi-motors can work independently |
| CN110501924A (en) * | 2019-07-02 | 2019-11-26 | 浙江捷昌线性驱动科技股份有限公司 | A kind of more hoistable platform control systems and control method |
| CN110471326A (en) * | 2019-07-02 | 2019-11-19 | 浙江捷昌线性驱动科技股份有限公司 | A kind of more hoistable platform control systems and control method |
| CN113009860A (en) * | 2021-02-08 | 2021-06-22 | 德沃康科技集团有限公司 | Control system of electric lifting table and electric lifting table |
| WO2022179042A1 (en) * | 2021-02-26 | 2022-09-01 | 尤小东 | Ad hoc network-based column control system, method and apparatus, processor, and computer readable storage medium thereof |
| CN114488916A (en) * | 2022-04-14 | 2022-05-13 | 常州市凯迪电器股份有限公司 | Electric lifting table control method based on integrated table push and CAN bus communication |
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|---|---|
| CN106292422B (en) | 2019-10-18 |
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