CN202400739U - Crane control system - Google Patents
Crane control system Download PDFInfo
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- CN202400739U CN202400739U CN 201120564065 CN201120564065U CN202400739U CN 202400739 U CN202400739 U CN 202400739U CN 201120564065 CN201120564065 CN 201120564065 CN 201120564065 U CN201120564065 U CN 201120564065U CN 202400739 U CN202400739 U CN 202400739U
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- controls device
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Abstract
The utility model discloses a crane control system, which comprises a lifting mechanism controller, a large-car 1# mechanism controller, a large-car 2# mechanism controller, a small-car mechanism controller, a bridge frame controller, a revolving mechanism controller and a driving cab controller, wherein the lifting mechanism controller, the large-car 1# mechanism controller, the large-car 2# mechanism controller, the small-car mechanism controller, the bridge frame controller, the revolving mechanism controller and the driving cab controller comprise an embedded module respectively; and the embedded module structure has the same structure as a peripheral controller circuit. Embedded module hardware applied to a crane is the same, application programs with different functions needed by the crane are pre-cured in each embedded module, and corresponding programs can be directly called through a code dialing switch according to different application functions, so that the embedded module can have various functions, convenience is brought to spare parts, and the maintaining cost and maintaining time of a user can be saved.
Description
Technical field
The utility model relates to a kind of control technology of elevator machinery, particularly a kind of crane control system.
Background technology
The mode of hoisting crane all adopts relay logic control and these two kinds of modes of PLC control both at home and abroad at present.Two kinds of modes respectively have merits and faults.
As shown in Figure 1, relay control mode: characteristics are that cost is low, control loop is complicated, fault rate is high, maintenance is frequent.This kind mode is mainly built logic control relation by all kinds of relays, and cost is low, but occurs easily damaging or the loosening fault that occurs because of circuit; Fault rate is higher; The trouble point is many, and the hoisting crane later period maintenance task of using this mode is heavy, influences user's ordinary production easily.
As shown in Figure 2, the PLC mode: characteristics are that cost is high, the loop is simple, fault rate is low, need the professional but safeguard.The PLC control system is the main embodiment of present factory automation control.Its cost is high, though the loop is comparatively simple, fault rate is low; But in case the system failure occurs; Must be solved by the professional, be mainly used in the complicated crane system of control system, expensive and the professional of maintenance makes a lot of medium-sized and small enterprises be reluctant to adopt the PLC control system.
Control system based on embedded platform is being applied to many controls field; " based on the method for the six-axis linkage of ARM9 embedded system and CPLD control ", the CN 201489364U that disclose Fujian University of Technology like Chinese patent CN 102163045A disclose " a kind of robot motion's platform based on bluetooth and embedded system " of Capital Normal University, " a kind of hand-held robot movement monitoring and control platform based on embedded system " that CN 101149608A discloses Peking University; But the embedded system to the special use of hoisting crane exploitation does not also have at present, therefore invents a kind ofly to have that advantage that relay logic control and PLC control dual mode is that cost is low, control loop is simple, fault rate is low, the crane control system being convenient to safeguard is the technical barrier that needs to be resolved hurrily concurrently.
Summary of the invention
Be to solve the problems referred to above that prior art exists, the utility model will design a kind of crane control system based on embedded platform, realizes the hoisting crane purpose low, that the control system loop is simple, fault rate is low and easy to maintenance of controlling cost.
To achieve these goals; The technical scheme of the utility model is following: a kind of crane control system; Comprise lifting mechanism controller, cart 1# mechanism controls device, cart 2# mechanism controls device, trolley body controller, crane span structure controller, swing type mechanism controller and driver's cab controller; Described lifting mechanism controller, cart 1# mechanism controls device, cart 2# mechanism controls device, trolley body controller, crane span structure controller, swing type mechanism controller and driver's cab controller are installed in respectively on lifting mechanism, cart 1# mechanism, cart 2# mechanism, trolley body, crane span structure, swing type mechanism and the driver's cab; Described lifting mechanism controller, cart 1# mechanism controls device, cart 2# mechanism controls device, trolley body controller, crane span structure controller, swing type mechanism controller and driver's cab controller are connected or connect through PROFIBUS DP network through the Ethernet of EPA exchange; Described lifting mechanism controller, cart 1# mechanism controls device, cart 2# mechanism controls device, trolley body controller, crane span structure controller, swing type mechanism controller and driver's cab controller comprise a flush bonding module respectively, and described flush bonding module structure and peripheral control circuit are identical;
Described flush bonding module comprises 10M/100M EPA communication interface, supports 2 road RS485 communication interfaces, 24 tunnel digital-quantity input interface and 16 tunnel digital-quantity output interface of MB+ high-speed bus;
Described 24 tunnel digital-quantity input interface comprise 4 tunnel the highest 50KHz high speed input interfaces and 12 tunnel the highest 15KHz high speed input interfaces; Described 16 tunnel digital-quantity output interface comprise 2 road highest frequency 50KHz high speed output interfaces;
Described flush bonding module is connected with contactless switch with controller relay auxiliary contact, electric loop connection lead and relay respectively, and constitutes control loop;
The status indicator lamp that each terminal is arranged on the described flush bonding module;
On the described flush bonding module toggle switch is installed.
The implementation method of the utility model may further comprise the steps:
A, the hoisting crane that will edit are in advance controlled required various program Solidifications in flush bonding module; And flush bonding module is respectively installed in lifting mechanism controller, cart 1# mechanism controls device, cart 2# mechanism controls device, trolley body controller, crane span structure controller, swing type mechanism controller and the driver's cab controller;
B, the lifting mechanism controller that flush bonding module will be installed, cart 1# mechanism controls device, cart 2# mechanism controls device, trolley body controller, crane span structure controller, swing type mechanism controller and driver's cab controller are respectively installed on lifting mechanism, cart 1# mechanism, cart 2# mechanism, trolley body, crane span structure, swing type mechanism and the driver's cab;
C, the toggle switch on the flush bonding module in lifting mechanism controller, cart 1# mechanism controls device, cart 2# mechanism controls device, trolley body controller, crane span structure controller, swing type mechanism controller and the driver's cab controller is pushed cooresponding function control position;
D, crane operation person perhaps send control command through remote controller at driver's cab; After control command is passed through the embedded system resume module in the driver's cab joint action table; Be sent to lifting mechanism, cart 1# mechanism, cart 2# mechanism, trolley body, crane span structure, swing type mechanism and driver's cab through ethernet or PROFIBUS DP network, to accomplish the action of crane hoisting, operation, acceleration and deceleration, revolution and parking.
Compared with prior art, the utlity model has following beneficial effect:
1, the core parts of the utility model are flush bonding modules; The design of flush bonding module is according to each mechanism's operation characteristic of hoisting crane; Be solidificated in flush bonding module inside to various control logics such as crane hoisting mechanism, big wheeling mechanism, driver's cab controls; Each flush bonding module can solidify the various control logic, only needs during use to place the position of corresponding function to get final product toggle switch.Therefore, the service quality of flush bonding module is to realize the key of crane control system service quality.Arrange flush bonding module respectively in positions such as the driver's cab of hoisting crane, dolly, crane span structures; The control signal of relevant position directly inserts the flush bonding module input terminal; Stir the toggle switch on the flush bonding module; Each locational hoisting crane mechanism logical relation is set up, through the action of flush bonding module output port control hoisting crane corresponding mechanism.The crane operation person after driver's cab (perhaps remote controller) begins operation, control command through the embedded system module in the driver's cab joint action table with command process after, be sent on dolly, cart, the crane span structure through network, to accomplish the task of control peripheral circuit.The circuit reduction that such master mode control loop is peripheral; Each mechanism only need connect power loop and control element cable (be motor, drg, spacing etc.); The logic control cable all directly is connected on the respective terminal of flush bonding module, and the status indicator lamp of each terminal is arranged on the flush bonding module, breaks down; Carry out the failure judgement point according to corresponding indicator lamp, be convenient to safeguard.
2, the utility model is identical for the flush bonding module hardware of having used on the hoisting crane; The program of the application of the required difference in functionality of this hoisting crane all is solidificated in each flush bonding module in advance; Different according to the function of using; Can directly call corresponding program through toggle switch, such flush bonding module can have various functions, makes things convenient for spare part.
3, the utility model makes the hoisting crane hardware control logic very simple, all adopts the mode of software control.This mode can realize not having external form difference in the control cabinet between each mechanism of controlled hoisting crane; Various functions are to realize through the toggle switch that calls on the flush bonding module; When toggle switch is in diverse location; Module can be called different programs and carry out different functions, and the design for different hoisting cranes not there are differences like this, has therefore reduced design cost; The control loop of the different institutions of same hoisting crane; Do not have external difference, the control housing internal placement form of different like this mechanisms is the same, only needs to change power loop according to capacity motor; Element can batch manufacturing, has saved the complexity and the cycle of manufacturing; For the end user; All cabinets all are a kind of, and the mode of connection is foolproof mode one to one, and spare part all becomes very simple with safeguarding; And if problem; Can change a module and get final product, all flush bonding modules all are the same, only need to place the diverse location of corresponding function to get final product toggle switch.User's maintenance cost and maintenance time have so also been practiced thrift.
4, the scale of China's hoisting crane market up to 20,000,000,000 yuan, annual more than 40000.That can use the utility model probably accounts for 20%, and electric system can be practiced thrift cost more than 20%, with the 10% conservative estimation that electric control system accounts for whole cost, can practice thrift the cost 3% in hoisting crane market, the market scale up to several hundred million yuan.The application of the utility model makes the end user practice thrift time and the cost safeguarded, and indirect economic effect also is very considerable.So that domestic hoisting crane leading enterprise---Dalian Huarui Heavy Industry Crane Co., Ltd. adjusts; The annual sales amount of this hoisting crane company is about 1,500,000,000 yuan; A hoisting crane surplus amounting to 400; The part that the utility model is used in conservative estimation is 500,000,000 yuan, and 5 (hundred million yuan) * 20% (electric cost) * 10% (saving)=1,500 ten thousand yuan so, promptly can directly save 1,500 ten thousand yuan of costs to the said firm every year.
5, the module invokes different functions of diverse location in the utility model connects through ethernet, sets up total system.This mode is used flexibly, and the function singleness of single position, is convenient to failure location and eliminating.
Description of drawings
2 in the total accompanying drawing of the utility model, wherein:
Fig. 1 is based on the hoisting crane mechanism controls loop scheme drawing of flush bonding module.
Fig. 2 is based on the crane control system exemplary configurations scheme drawing of flush bonding module.
Among the figure: 1, controller relay auxiliary contact, 2, the electric loop connection lead, 3, relay and contactless switch; 4, flush bonding module, 5, the driver's cab controller, 6, the trolley body controller; 7, cart 1# mechanism controls device, 8, cart 2# mechanism controls device, 9, the crane span structure controller.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further.Shown in Fig. 1-2; A kind of crane control system; Comprise lifting mechanism controller, cart 1# mechanism controls device 7, cart 2# mechanism controls device 8, trolley body controller 6, crane span structure controller 9, swing type mechanism controller and driver's cab controller 5; Described lifting mechanism controller, cart 1# mechanism controls device 7, cart 2# mechanism controls device 8, trolley body controller 6, crane span structure controller 9, swing type mechanism controller and driver's cab controller 5 are installed in respectively on lifting mechanism, cart 1# mechanism, cart 2# mechanism, trolley body, crane span structure, swing type mechanism and the driver's cab; Described lifting mechanism controller, cart 1# mechanism controls device 7, cart 2# mechanism controls device 8, trolley body controller 6, crane span structure controller 9, swing type mechanism controller and driver's cab controller 5 are connected or connect through PROFIBUS DP network through the Ethernet of EPA exchange; Described lifting mechanism controller, cart 1# mechanism controls device 7, cart 2# mechanism controls device 8, trolley body controller 6, crane span structure controller 9, swing type mechanism controller and driver's cab controller 5 comprise a flush bonding module 4 respectively, and described flush bonding module 4 structures and peripheral control circuit are identical;
Described flush bonding module 4 comprises 10M/100M EPA communication interface, supports 2 road RS485 communication interfaces, 24 tunnel digital-quantity input interface and 16 tunnel digital-quantity output interface of MB+ high-speed bus;
Described 24 tunnel digital-quantity input interface comprise 4 tunnel the highest 50KHz high speed input interfaces and 12 tunnel the highest 15KHz high speed input interfaces; Described 16 tunnel digital-quantity output interface comprise 2 road highest frequency 50KHz high speed output interfaces;
Described flush bonding module 4 is connected with contactless switch 3 with controller relay auxiliary contact 1, electric loop connection lead 2 and relay respectively, and constitutes control loop;
The status indicator lamp that each terminal is arranged on the described flush bonding module 4;
On the described flush bonding module 4 toggle switch is installed.
The implementation method of the utility model may further comprise the steps:
A, the hoisting crane that will edit are in advance controlled required various program Solidifications in flush bonding module 4; And flush bonding module 4 is respectively installed in lifting mechanism controller, cart 1# mechanism controls device 7, cart 2# mechanism controls device 8, trolley body controller 6, crane span structure controller 9, swing type mechanism controller and the driver's cab controller 5;
B, the lifting mechanism controller that flush bonding module 4 will be installed, cart 1# mechanism controls device 7, cart 2# mechanism controls device 8, trolley body controller 6, crane span structure controller 9, swing type mechanism controller and driver's cab controller 5 are respectively installed on lifting mechanism, cart 1# mechanism, cart 2# mechanism, trolley body, crane span structure, swing type mechanism and the driver's cab;
C, the toggle switch on the flush bonding module 4 in lifting mechanism controller, cart 1# mechanism controls device 7, cart 2# mechanism controls device 8, trolley body controller 6, crane span structure controller 9, swing type mechanism controller and the driver's cab controller 5 is pushed cooresponding function control position;
D, crane operation person perhaps send control command through remote controller at driver's cab; After control command is passed through the embedded system resume module in the driver's cab joint action table; Be sent to lifting mechanism, cart 1# mechanism, cart 2# mechanism, trolley body, crane span structure, swing type mechanism and driver's cab through ethernet or PROFIBUS DP network, to accomplish the action of crane hoisting, operation, acceleration and deceleration, revolution and parking.
Flush bonding module 4 components and parts of the utility model are selected as follows:
1) the LPC2378 treater that adopts NXP to produce, main resource have the expansion RAM interface of jtag interface, 4 serial ports, standard RMII interface, 2 SSP interfaces, 1 SPI interface, 6 road PWM, 128K, 4 external interrupt pins, configurablely surplus in the of 60 be the pin of GPIO.
2) external RAM: the 62LV5128BLL or its compatible chip that adopt ISSI company.Characteristics are low pressure, and memory capacity big (512KB) supports the low voltage data to preserve.
3) ethernet driving circuit: adopt the DP83848C of NS, stable performance is supported the 10M/100M/ adaptive model, the full-duplex/half-duplex communication mode.
4) Switching Power Supply: adopt power supply chip XL2576-5.0, cost is low, and horsepower output is big.MC34063, cost is low.Duodiode adopts MMBD7000, fast, the reverse withstand voltage height of turn-off speed, and cost is low.
5) metal-oxide-semiconductor: adopt VS2362, withstand voltage high output drives adopts MC1413, stable performance.
6) RS485 interface circuit: adopt DS75176BT, its performance is very stable.
Through this flush bonding module 4, following systemic-function has been developed in control to hoisting crane:
10M/100M EPA communication interface; 2 road RS485 communication interfaces are supported the MB+ high-speed bus; 24 road digital quantities inputs (support 4 tunnel the highest 50KHz to import at a high speed, 12 tunnel the highest 15KHz import at a high speed); 16 road digital quantities outputs (supporting 2 road highest frequency 50KHz to export at a high speed); Can realize the AOI logic determines of switching value, regularly, counting and relatively wait function; The local module that can expand to 8 same models.In 200 meters of maximum transmission distances, 8 substations, under the situation of maximum 8 expansions in each substation, the total system computing scanning period must not be higher than 200ms.For network and expansion fault tolerance is arranged.The element of whole module need adopt the above element of industrial rank.The photoelectricity isolated form is adopted in output, the disconnecting relay output of 2A.The form of terminal is adopted in input and output in the connection of periphery.Terminal can insert the standard wire of 1 square millimeter.The anti-environment electromagnetics interference of module, anti-clutter interference performance, withstand voltage, excess current, heatproof (45～105 ℃), shatter-proof, dust-fast, acid-alkali-corrosive-resisting, etc. possess the ability more than the industrial rank.
Claims (1)
1. crane control system; It is characterized in that: comprise lifting mechanism controller, cart 1# mechanism controls device (7), cart 2# mechanism controls device (8), trolley body controller (6), crane span structure controller (9), swing type mechanism controller and driver's cab controller (5); Described lifting mechanism controller, cart 1# mechanism controls device (7), cart 2# mechanism controls device (8), trolley body controller (6), crane span structure controller (9), swing type mechanism controller and driver's cab controller (5) are installed in respectively on lifting mechanism, cart 1# mechanism, cart 2# mechanism, trolley body, crane span structure, swing type mechanism and the driver's cab; Described lifting mechanism controller, cart 1# mechanism controls device (7), cart 2# mechanism controls device (8), trolley body controller (6), crane span structure controller (9), swing type mechanism controller and driver's cab controller (5) are connected or connect through PROFIBUS DP network through the Ethernet of EPA exchange; Described lifting mechanism controller, cart 1# mechanism controls device (7), cart 2# mechanism controls device (8), trolley body controller (6), crane span structure controller (9), swing type mechanism controller and driver's cab controller (5) comprise a flush bonding module (4) respectively, and described flush bonding module (4) structure and peripheral control circuit are identical;
Described flush bonding module (4) comprises 10M/100M EPA communication interface, supports 2 road RS485 communication interfaces, 24 tunnel digital-quantity input interface and 16 tunnel digital-quantity output interface of MB+ high-speed bus;
Described 24 tunnel digital-quantity input interface comprise 4 tunnel the highest 50KHz high speed input interfaces and 12 tunnel the highest 15KHz high speed input interfaces; Described 16 tunnel digital-quantity output interface comprise 2 road highest frequency 50KHz high speed output interfaces;
Described flush bonding module (4) is connected with contactless switch (3) with controller relay auxiliary contact (1), electric loop connection lead (2) and relay respectively, and constitutes control loop;
The status indicator lamp that each terminal is arranged on the described flush bonding module (4);
Described flush bonding module is equipped with toggle switch on (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120564065 CN202400739U (en) | 2011-12-29 | 2011-12-29 | Crane control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120564065 CN202400739U (en) | 2011-12-29 | 2011-12-29 | Crane control system |
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| Publication Number | Publication Date |
|---|---|
| CN202400739U true CN202400739U (en) | 2012-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120564065 Expired - Fee Related CN202400739U (en) | 2011-12-29 | 2011-12-29 | Crane control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102442611A (en) * | 2011-12-29 | 2012-05-09 | 大连华锐重工集团股份有限公司 | Crane control system and implementation method thereof |
| CN104512810A (en) * | 2014-12-26 | 2015-04-15 | 新乡市起重设备厂有限责任公司 | System for controlling crane to normally operate in strong magnetic field |
-
2011
- 2011-12-29 CN CN 201120564065 patent/CN202400739U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102442611A (en) * | 2011-12-29 | 2012-05-09 | 大连华锐重工集团股份有限公司 | Crane control system and implementation method thereof |
| CN104512810A (en) * | 2014-12-26 | 2015-04-15 | 新乡市起重设备厂有限责任公司 | System for controlling crane to normally operate in strong magnetic field |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20201229 |