CN105511383A - Automatic aligning device for dam crest gate machine - Google Patents
Automatic aligning device for dam crest gate machine Download PDFInfo
- Publication number
- CN105511383A CN105511383A CN201410490894.7A CN201410490894A CN105511383A CN 105511383 A CN105511383 A CN 105511383A CN 201410490894 A CN201410490894 A CN 201410490894A CN 105511383 A CN105511383 A CN 105511383A
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- proximity switch
- contraposition
- automatic
- gantry crane
- control system
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Abstract
The invention provides an automatic aligning device for a dam crest gate machine. The automatic aligning device for a dam crest gate machine comprises a direct current power supply, a respectively, a cart frequency converter and an automatic control system, wherein the direct current power supply is connected with the automatic control system, the touch screen and a power port of the cart frequency converter; the automatic control system, the touch screen, and a communication port of the cart frequency converter are connected through a communication bus; and a cart proximity switch and a cart absolute value encoder which are arranged on a walking crossbeam of the dam crest gate machine are respectively connected with an on-off input module and an input signal module in the automatic control system. As the cart proximity switch and the cart absolute value encoder are arranged on the walking crossbeam of the dam crest gate machine; proximity switch aligning induction blocks are arranged beside the tracks at two sides of each gate hole; and the automatic control system performs program processing, the automatic aligning device for a dam crest gate machine realizes automatic aligning for walking of the dam crest gate machine, and has the advantages of being high in the aligning precision, being convenient for debugging, having the function for automatically eliminating the stroke error, and improving the work efficiency of the dam crest gate machine.
Description
Technical field
The present invention relates to a kind of automatic contraposition device, particularly relate to when walking for Transformation Plan of Gantry Crane, automatically can carry out the device of contraposition to gate aperture.
Background technology
Transformation Plan of Gantry Crane running gear comprises AC variable-frequency speed regulation system and three-in-one retarder system two parts, AC variable-frequency speed regulation system is made up of automatic control system and frequency convertor system again, and three-in-one retarder system is made up of speed reduction unit and frequency control motor etc.Transformation Plan of Gantry Crane is in actual motion, the slinging work of various gate is engaged in by door machine mainly through grasping beam, a Transformation Plan of Gantry Crane will be responsible for the lifting of multiple gate on dam usually, generally, the confidential Exact Travelling of door goes to the position of strobe needing work, stop in advance to match by the range estimation and door machine driver being positioned at the ground control personnel of gate slot both sides and carry out, the range estimation that this contraposition parking method exists ground control personnel judges that parking spot is not accurate enough, a machine is made to depart from predetermined work position, cause grasping beam or gate because of inertial impaction gate slot, damage the shortcoming such as gate or dam concrete, if lifting floodgate, run into again inclement weather or night, the ground control personnel being in aperture due to sight line bad, may occasion a delay and carry a flood discharge time, cause potential safety hazard." Tohoku Electric Power technology " the 6th phase P50 page in 2009 discloses a kind of dam door machine vehicle positioning stop device, its formation is by mechanical type limit switch, coordinate corresponding limit switch collision block to carry out control contraposition again, device shortcoming is: aligning accuracy and poor reliability, debug difficulties, affect greatly by external factor.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of Transformation Plan of Gantry Crane automatic contraposition device, solves the problems such as the not high and debug difficulties of Transformation Plan of Gantry Crane walking automatic aligning precision in prior art.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of Transformation Plan of Gantry Crane automatic contraposition device, comprise direct supply, touch-screen, cart frequency converter and automatic control system, described direct supply by power lead respectively with automatic control system, touch-screen is connected with the power port of cart frequency converter, described automatic control system, connected by communication bus between the PORT COM of cab touch-screen and cart frequency converter, the cart proximity switch be arranged on Transformation Plan of Gantry Crane walking crossbeam is connected with the switching input module in automatic control system, cart absolute value encoder is connected with the input signal module in automatic control system.
Described cart proximity switch comprises the first deceleration proximity switch, contraposition proximity switch, the second deceleration proximity switch and stroke value automatic calibration proximity switch, contraposition proximity switch is located at central bottom outside Transformation Plan of Gantry Crane side walking crossbeam, centered by contraposition proximity switch, walking crossbeam two ends, Transformation Plan of Gantry Crane side are arranged with the first deceleration proximity switch and the second deceleration proximity switch, and stroke value automatic calibration proximity switch is located at Transformation Plan of Gantry Crane opposite side walking crossbeam bottom one end, door machine parking stall.
Outside the described Transformation Plan of Gantry Crane side walking track being provided with the first deceleration proximity switch, contraposition proximity switch and the second deceleration proximity switch, corresponding each gate aperture is provided with multiple contraposition sensor block, and the parking stall correspondence outside the described Transformation Plan of Gantry Crane side walking track being provided with stroke value automatic calibration proximity switch is provided with stroke value automatic calibration contraposition sensor block and deceleration contraposition sensor block.
The contraposition sensor block that described each gate aperture is arranged is three, be separately positioned on two ends and the middle part in each gate aperture, the position of middle part contraposition sensor block is corresponding with contraposition proximity switch, and the position of two ends contraposition sensor block is corresponding with the first deceleration proximity switch and the second deceleration proximity switch respectively.
Described direct supply is 24V.
Described communication bus is Profibus-DP communication bus.
Described automatic control system can carry out programming and debugging according to control program.
A kind of Transformation Plan of Gantry Crane automatic contraposition device provided by the invention, by installing proximity switch and absolute value encoder on door machine walking crossbeam, on each gate hole two siding track side, proximity switch contraposition sensor block is set, by automatic control system routine processes, realize the automatic aligning to Transformation Plan of Gantry Crane walking, this device aligning accuracy is high, debugging is convenient, and has the function automatically eliminating journey error, improves the work efficiency of Transformation Plan of Gantry Crane.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is overall schematic of the present invention.
Fig. 2 is the installation site schematic diagram of contraposition sensor block in the present invention.
Fig. 3 is Transformation Plan of Gantry Crane walking crossbeam schematic side view in the present invention.
Fig. 4 is that the A of Fig. 3 is to schematic diagram.
Fig. 5 is that the B of Fig. 4 is to schematic diagram.
In Fig. 1-5: direct supply 1, cart proximity switch 2, first deceleration proximity switch 2-1, contraposition proximity switch 2-2, second deceleration proximity switch 2-3, stroke value automatic calibration proximity switch 2-4, cart absolute value encoder 3, automatic control system 4, switching input module 4-1, input signal module 4-2, cart frequency converter 5, PORT COM 6, power port 7, touch-screen 8, communication bus 9, No. 1 gate hole 10, No. 1 gate aperture right contraposition sensor block 10a, contraposition sensor block 10b in No. 1 gate aperture, No. 1 gate aperture left contraposition sensor block 10c, No. 2 gate holes 11, No. 2 gate aperture right contraposition sensor block 11a, contraposition sensor block 11b in No. 2 gate apertures, No. 2 gate aperture left contraposition sensor block 11c, No. 3 gate holes 12, No. 3 gate aperture right contraposition sensor block 12a, contraposition sensor block 12b in No. 3 gate apertures, No. 3 gate aperture left contraposition sensor block 12c, No. 4 gate holes 13, No. 4 gate aperture right contraposition sensor block 13a, contraposition sensor block 13b in No. 4 gate apertures, No. 4 gate aperture left contraposition sensor block 13c, No. 5 gate holes 14, No. 5 gate aperture right contraposition sensor block 14a, contraposition sensor block 14b in No. 5 gate apertures, No. 5 gate aperture left contraposition sensor block 14c, No. 6 gate holes 15, No. 6 gate aperture right contraposition sensor block 15a, contraposition sensor block 15b in No. 6 gate apertures, No. 6 gate aperture left contraposition sensor block 15c, stroke value automatic calibration contraposition sensor block 16, deceleration contraposition sensor block 17, door machine large vehicle walking track 18.
Embodiment
Embodiment 1:
As shown in figures 1-5, a kind of Transformation Plan of Gantry Crane automatic contraposition device, comprise direct supply 1, cab touch-screen 8, cart frequency converter 5 and automatic control system 4, described direct supply 1 by power lead respectively with automatic control system 4, cab touch-screen 8 is connected with the power port 7 of cart frequency converter 5, described automatic control system 4, connected by communication bus 9 between the PORT COM 6 of cab touch-screen 8 and cart frequency converter 5, the cart proximity switch 2 be arranged on Transformation Plan of Gantry Crane walking crossbeam is connected with the switching input module 4-1 in automatic control system 4, cart absolute value encoder 3 is connected with the input signal module 4-2 in automatic control system 4.
Described cart proximity switch 2 comprises the first deceleration proximity switch 2-1, contraposition proximity switch 2-2, the second deceleration proximity switch 2-3 and stroke value automatic calibration proximity switch 2-4, contraposition proximity switch 2-2 is located at the bottom in the middle of outside Transformation Plan of Gantry Crane side walking crossbeam, centered by contraposition proximity switch 2-2, walking crossbeam two ends, Transformation Plan of Gantry Crane side are arranged with the first deceleration proximity switch 2-1 and the second deceleration proximity switch 2-3, and stroke value automatic calibration proximity switch 2-4 is located at Transformation Plan of Gantry Crane opposite side walking crossbeam bottom one end, door machine parking stall.
Outside the described Transformation Plan of Gantry Crane side walking track 18 being provided with the first deceleration proximity switch 2-1, contraposition proximity switch 2-2 and the second deceleration proximity switch 2-3, corresponding each gate aperture is provided with multiple contraposition sensor block, and the parking stall correspondence outside the described Transformation Plan of Gantry Crane side walking track 18 being provided with stroke value automatic calibration proximity switch 2-4 is provided with stroke value automatic calibration contraposition sensor block 16 and deceleration contraposition sensor block 17.
The contraposition sensor block that described each gate aperture is arranged is three, be separately positioned on two ends and the middle part in each gate aperture, the position of middle part contraposition sensor block is corresponding with contraposition proximity switch 2-2, and the position of two contraposition sensor blocks is corresponding with the first deceleration proximity switch 2-1 and the second deceleration proximity switch 2-3 respectively.
The first deceleration proximity switch 2-1 that the large vehicle walking crossbeam of Transformation Plan of Gantry Crane is installed and the second deceleration proximity switch 2-3 is responsible for slowing down and coordinating with contraposition proximity switch 2-2 when a machine runs to the left or to the right carrying out a machine contraposition, and contraposition signal is sent into the switching input module 4-1 of automatic control system 4, cart absolute value encoder 3 is responsible for the stroke measurment of a machine, and data-signal is sent into the input signal module 4-2 of automatic control system 4, by the routine processes of automatic control system 4, realize the automatic aligning to Transformation Plan of Gantry Crane walking.
The maintenance of opposite house machine positional value when adopting absolute value encoder can realize system blackout, stroke value automatic calibration proximity switch 2-4 can eliminate journey error automatically.
Described direct supply 1 is 24V.
Described communication bus 9 is Profibus-DP communication bus.
Described automatic control system 4 can carry out programming and debugging according to control program.
Embodiment 2:
As illustrated in figs. 2-4, when Transformation Plan of Gantry Crane needs to be walked by parking stall (No. 1 gate aperture 10) to carry out slinging work to No. 5 gate apertures 14, first, driver sets the distance that this machine need be walked on touch-screen 8, namely from door machine reference position to the total length in No. 5 gate apertures 14, then operate Transformation Plan of Gantry Crane to walk from parking stall to No. 5 gate apertures 14, the data-signal of measurement is sent into the input signal module 4-2 process of automatic control system 4 by cart absolute value encoder 3, calculate the stroke value of this machine walking, the trip value is compared by the door machine travel distance arranged in communication bus 9 and touch-screen 8, when both are equal, automatic control system 4 judges that door machine will enter No. 5 gate apertures 14, now, automatic control system 4 allows the first deceleration proximity switch 2-1 and contraposition proximity switch 2-2 start working (not working before this), door machine walks on, when contraposition sensor block 14b in the first deceleration proximity switch 2-1 and No. 5 gate aperture is on time, automatic control system 4 sends the order decelerating to 5HZ to cart frequency converter 5 by communication bus 9, door machine slows down immediately and continues to walk left, when the first deceleration proximity switch 2-1 aims at No. 5 gate aperture left contraposition sensor block 14c, in contraposition proximity switch 2-2 and No. 5 gate aperture, contraposition sensor block 14b is on time, door machine stops immediately, automatic aligning completes.
Embodiment 3:
As illustrated in figs. 2-4, when Transformation Plan of Gantry Crane need to walk from No. 5 gate apertures 14 No. 3 gate apertures 12 carry out slinging work time, first, driver sets this machine and needs travel distance on touch-screen 8, driver operation Transformation Plan of Gantry Crane is walked from No. 5 gate apertures 14 to No. 3 gate apertures 12, now, the data-signal of measurement is sent into the input signal module 4-2 process of automatic control system 4 by cart absolute value encoder 3, calculate the stroke value of this machine walking, the trip value is compared by the door machine travel distance arranged in communication bus 9 and touch-screen 8, when both are equal, automatic control system 4 judges that door machine will enter No. 3 gate apertures 12, now, second deceleration proximity switch 2-3 and contraposition proximity switch 2-2 starts working (not working before this), door machine continues to walk to the right, in second deceleration proximity switch 2-3 and No. 3 gate aperture, contraposition sensor block 12b is on time, automatic control system 4 sends the order decelerating to 5HZ to cart frequency converter 5 by communication bus 9, door machine slows down immediately and walks on, as the second deceleration proximity switch 2-3 and No. 3 gate aperture right contraposition sensor block 12a, in contraposition proximity switch 2-2 and No. 3 gate aperture, contraposition sensor block 12b is on time, door machine stops immediately, automatic aligning completes.
Embodiment 4:
As seen in figs. 2-5, after Transformation Plan of Gantry Crane is finished the work, when needing to be back to parking stall, first driver is switched to conventional sense Transformation Plan of Gantry Crane by alignment, now automatic control system 4 allows stroke value automatic calibration proximity switch 2-4 start working (the first deceleration proximity switch 2-1, contraposition proximity switch 2-2 and the second deceleration proximity switch 2-3 does not work), door machine continues to walk to parking stall, stroke value automatic calibration proximity switch 2-4 and deceleration contraposition sensor block 17 are on time, automatic control system 4 sends the order decelerating to 5HZ to cart frequency converter 5 by communication bus 9, door machine slows down immediately and walks on, when stroke value automatic calibration proximity switch 2-4 and stroke value automatic calibration contraposition sensor block 16 are on time, door machine stops immediately, the actual door machine stroke value that cart absolute value encoder 3 is measured is set to zero (i.e. zero position) automatically, thus realize automatically eliminating the journey error because of skidding during the walking of door machine or gnaw rail and cause and system cumulative errors.
Claims (7)
1. a Transformation Plan of Gantry Crane automatic contraposition device, comprise direct supply (1), touch-screen (8), cart frequency converter (5) and automatic control system (4), it is characterized in that: described direct supply (1) by power lead respectively with automatic control system (4), touch-screen (8) is connected with the power port (7) of cart frequency converter (5), described automatic control system (4), connected by communication bus (9) between the PORT COM (6) of touch-screen (8) and cart frequency converter (5), the cart proximity switch (2) be arranged on Transformation Plan of Gantry Crane walking crossbeam is connected with the switching input module (4-1) in automatic control system (4), cart absolute value encoder (3) is connected with the input signal module (4-2) in automatic control system (4).
2. a kind of Transformation Plan of Gantry Crane automatic contraposition device according to claim 1, it is characterized in that: described cart proximity switch (2) comprises the first deceleration proximity switch (2-1), contraposition proximity switch (2-2), second deceleration proximity switch (2-3) and stroke value automatic calibration proximity switch (2-4), contraposition proximity switch (2-2) is located at central bottom outside Transformation Plan of Gantry Crane side walking crossbeam, centered by contraposition proximity switch (2-2), walking crossbeam two ends, Transformation Plan of Gantry Crane side are arranged with the first deceleration proximity switch (2-1) and the second deceleration proximity switch (2-3), stroke value automatic calibration proximity switch (2-4) is located at Transformation Plan of Gantry Crane opposite side walking crossbeam bottom one end, door machine parking stall.
3. a kind of Transformation Plan of Gantry Crane automatic contraposition device according to claim 2, it is characterized in that: the described corresponding each gate aperture, outside, Transformation Plan of Gantry Crane side walking track (18) being provided with the first deceleration proximity switch (2-1), contraposition proximity switch (2-2) and the second deceleration proximity switch (2-3) is provided with multiple contraposition sensor block, and the described parking stall correspondence being provided with the outside, Transformation Plan of Gantry Crane side walking track (18) of stroke value automatic calibration proximity switch (2-4) is provided with stroke value automatic calibration contraposition sensor block (16) and deceleration contraposition sensor block (17).
4. a kind of Transformation Plan of Gantry Crane automatic contraposition device according to claim 3, it is characterized in that: the contraposition sensor block that described each gate aperture is arranged is three, be separately positioned on two ends and the middle part in each gate aperture, contraposition sensor block in middle part is corresponding with contraposition proximity switch (2-2), and the contraposition sensor block at two ends is corresponding with the first deceleration proximity switch (2-1) and the second deceleration proximity switch (2-3) respectively.
5. a kind of Transformation Plan of Gantry Crane automatic contraposition device according to claim 1, is characterized in that: described direct supply (1) is 24V.
6. a kind of Transformation Plan of Gantry Crane automatic contraposition device according to claim 1, is characterized in that: described communication bus (9) is Profibus-DP communication bus.
7. a kind of Transformation Plan of Gantry Crane automatic contraposition device according to claim 1, is characterized in that: described automatic control system (4) can carry out programming and debugging according to control program.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410490894.7A CN105511383A (en) | 2014-09-24 | 2014-09-24 | Automatic aligning device for dam crest gate machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410490894.7A CN105511383A (en) | 2014-09-24 | 2014-09-24 | Automatic aligning device for dam crest gate machine |
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| Publication Number | Publication Date |
|---|---|
| CN105511383A true CN105511383A (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410490894.7A Pending CN105511383A (en) | 2014-09-24 | 2014-09-24 | Automatic aligning device for dam crest gate machine |
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| CN (1) | CN105511383A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105804032A (en) * | 2016-05-04 | 2016-07-27 | 黄河勘测规划设计有限公司 | Accurate positioning system for total walking travel of hydropower station portal crane |
| CN106907985A (en) * | 2017-02-14 | 2017-06-30 | 中冶南方工程技术有限公司 | Localization method |
| CN110528468A (en) * | 2019-09-29 | 2019-12-03 | 黄河勘测规划设计研究院有限公司 | The unattended design method of power station winding type list Hanging Point Gate headstock gear |
| CN111123768A (en) * | 2019-12-12 | 2020-05-08 | 国网浙江省电力有限公司紧水滩水力发电厂 | Dam crest portal crane auxiliary alignment system and method |
| CN111155491A (en) * | 2019-12-24 | 2020-05-15 | 国网浙江省电力有限公司紧水滩水力发电厂 | Dam crest portal crane auxiliary parking landing door system and control method |
| CN112811321A (en) * | 2019-11-18 | 2021-05-18 | 上海梅山钢铁股份有限公司 | Method for controlling large vehicle traveling stroke range of rail crane |
-
2014
- 2014-09-24 CN CN201410490894.7A patent/CN105511383A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105804032A (en) * | 2016-05-04 | 2016-07-27 | 黄河勘测规划设计有限公司 | Accurate positioning system for total walking travel of hydropower station portal crane |
| CN106907985A (en) * | 2017-02-14 | 2017-06-30 | 中冶南方工程技术有限公司 | Localization method |
| CN106907985B (en) * | 2017-02-14 | 2019-05-03 | 中冶南方工程技术有限公司 | Localization method |
| CN110528468A (en) * | 2019-09-29 | 2019-12-03 | 黄河勘测规划设计研究院有限公司 | The unattended design method of power station winding type list Hanging Point Gate headstock gear |
| CN112811321A (en) * | 2019-11-18 | 2021-05-18 | 上海梅山钢铁股份有限公司 | Method for controlling large vehicle traveling stroke range of rail crane |
| CN111123768A (en) * | 2019-12-12 | 2020-05-08 | 国网浙江省电力有限公司紧水滩水力发电厂 | Dam crest portal crane auxiliary alignment system and method |
| CN111123768B (en) * | 2019-12-12 | 2021-02-12 | 国网浙江省电力有限公司紧水滩水力发电厂 | Dam crest portal crane auxiliary alignment system and method |
| CN111155491A (en) * | 2019-12-24 | 2020-05-15 | 国网浙江省电力有限公司紧水滩水力发电厂 | Dam crest portal crane auxiliary parking landing door system and control method |
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