CN111675122B - New energy winch with Internet of things function and control system thereof - Google Patents
New energy winch with Internet of things function and control system thereof Download PDFInfo
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- CN111675122B CN111675122B CN202010617018.1A CN202010617018A CN111675122B CN 111675122 B CN111675122 B CN 111675122B CN 202010617018 A CN202010617018 A CN 202010617018A CN 111675122 B CN111675122 B CN 111675122B
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- 230000009467 reduction Effects 0.000 claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 208000032370 Secondary transmission Diseases 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 14
- 238000012544 monitoring process Methods 0.000 claims description 10
- 238000004804 winding Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 8
- 238000004458 analytical method Methods 0.000 claims description 7
- 230000005484 gravity Effects 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 6
- 239000003921 oil Substances 0.000 claims description 6
- 239000012208 gear oil Substances 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/4481—Arrangements or adaptations for driving the reel or the material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
- B66D1/22—Planetary or differential gearings, i.e. with planet gears having movable axes of rotation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/40—Control devices
- B66D1/42—Control devices non-automatic
- B66D1/46—Control devices non-automatic electric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/54—Safety gear
- B66D1/58—Safety gear responsive to excess of load
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a new energy grinding machine with an Internet of things function and a control system thereof, and relates to a grinding machine; at present, a winch adopts a gasoline engine as power, so that the noise is large, and the environment is polluted; the failure rate of the gasoline engine is high, and the maintenance cost is high. The invention comprises a driving mechanism, a reduction gearbox, a grinding cylinder and a control system for controlling the driving mechanism to work; the driving mechanism drives the reduction gearbox to act, and the reduction gearbox drives the grinding cylinder to correspondingly move; the driving mechanism comprises a motor and a power battery for supplying power to the motor, and the power battery and the motor are arranged separately; the motor is provided with an electromagnetic brake, forward and reverse rotation of the winch is realized by controlling forward and reverse rotation of the motor through the control system, and stepless speed regulation of the winch is realized by controlling the rotating speed of the motor through the control system; the technical scheme can simplify the operation, is convenient for speed adjustment, and enables a single person to operate a plurality of winches at the same time to be practical; meanwhile, new energy is adopted to replace a gasoline engine, so that the operating environment of operators is optimized, and environmental pollution is avoided; the power battery and the motor are arranged separately, so that the carrying is convenient.
Description
Technical Field
The invention relates to a grinding machine, in particular to a new energy grinding machine with an Internet of things function and a control system thereof.
Background
The transmission line engineering iron tower is assembled, the overhead line is constructed, the emergency repair operation and the cable deployment are all required to use a winch. The prior wringing mill has the following problems: the gears are more, the gear shifting operation is more troublesome, the transmission ratio of each gear is fixed, and the speed can not be adjusted according to the requirement; the winch adopts a gasoline engine as power, has large noise and pollutes the environment; the failure rate of the gasoline engine is higher, and the maintenance cost is higher.
Disclosure of Invention
The technical problems to be solved and the technical task to be put forward in the invention are to perfect and improve the prior art scheme, and provide the new energy source wringing mill with the function of the internet of things so as to achieve the purposes of simplifying operation, facilitating speed regulation and optimizing the operation environment, and enable a single person to operate a plurality of wrings simultaneously to be practical. For this purpose, the present invention adopts the following technical scheme.
The new energy source winch with the function of the Internet of things comprises a driving mechanism, a reduction gearbox, a grinding cylinder and a control system for controlling the driving mechanism to work; the driving mechanism drives the reduction gearbox to act, and the reduction gearbox drives the grinding cylinder to correspondingly move; the driving mechanism comprises a motor and a power battery for supplying power to the motor, and the power battery and the motor are separately arranged; the motor is provided with an electromagnetic brake, forward and reverse rotation of the winch is realized by controlling forward and reverse rotation of the motor through the control system, and stepless speed regulation of the winch is realized by controlling the rotating speed of the motor through the control system; the invention can simplify the operation, facilitate the speed adjustment, adopt new energy to replace the petrol engine at the same time, optimize the operating environment of operators, avoid environmental pollution; the power battery and the motor are arranged separately, so that the carrying is convenient.
As a preferable technical means: the motor, the reduction gearbox and the grinding cylinder are connected into a whole; the compactness of the structure is improved.
As a preferable technical means: the control system comprises a central controller, a control panel connected with the central controller, an information acquisition module, a communication module, a motor driving module, a power battery management system and a cloud end, wherein the information acquisition module comprises a temperature sensor for acquiring the oil temperature of a reduction gearbox (50) and a GPS module for acquiring position information, and the cloud end can be connected with the central controller through the communication module to acquire traction force, traction speed, power battery electric quantity, the oil temperature of the reduction gearbox gear and GPS position information, and is used for remote monitoring and relevant analysis. The technical scheme can realize wired, wireless remote control or remote operation of the wringing mills, has the advantages that a single person can simultaneously operate a plurality of wringing mills through a remote controller, and reduces the number of operators; the system has the function of the Internet of things, and realizes remote monitoring of traction force, traction speed, power battery electric quantity, reduction box gear oil temperature and GPS position data, remote fault alarm and related application analysis of the remote cloud-side pair wringing data.
As a preferable technical means: the control panel is provided with an input unit and a display unit, and parameters input by the input unit comprise forward and reverse rotation, rotating speed and preset maximum traction force; the display unit is provided with a display screen for displaying data and states; the central controller reads the current, voltage and rotating speed of the motor in real time through the motor driving module, and when the traction force of the wringing mill corresponding to the current or power exceeds a set threshold value, the central controller carries out overload alarm through the alarm, and meanwhile, controls the wringing mill to stop running. According to the technical scheme, the current, the voltage and the rotating speed of the motor are read in real time, so that the real-time display and overload alarm of the specific current or power corresponding to the grinding traction force are realized, and meanwhile, the running of the grinding machine can be automatically stopped when the external load reaches the preset traction force by presetting the maximum traction force corresponding to the working condition, namely the corresponding current or power; the monitoring and control of the key data of the rotating speed, the current and the power battery electric quantity are conveniently realized, and the power battery electric quantity monitoring device has the functions of self-failure and low-power battery automatic alarm; the winch has better low-speed performance, is convenient for hanging the piece in place, and greatly increases the safety of hanging the piece in place.
As a preferable technical means: the speed reducing box is provided with a gravity brake and a speed reducing transmission mechanism connected with the gravity brake, and the gravity brake comprises a brake threaded gear, a brake shaft, a friction plate, a shaft sleeve, a brake friction gear, a friction plate seat and a steering limiting device; the outer ring of the brake screw gear is provided with meshing teeth, and the inner ring of the brake screw gear is provided with threads matched with a brake shaft; the outer ring of the brake screw gear is meshed with a motor gear fixedly connected to a motor shaft, and the brake screw gear and a lock nut are arranged on a brake shaft through inner threads, wherein the lock nut is used for adjusting the installation gap of a friction plate; the brake friction gear and the friction plate are arranged on the friction plate seat through the shaft sleeve, and the friction plate seat is connected with the brake shaft through the flat key; the braking friction gear is matched with the anti-return mechanism.
When the winch performs traction operation, a motor is started to brake, the motor drives a motor gear to rotate, the motor gear drives a brake screw gear to correspondingly rotate, and meanwhile, the brake screw gear rotates and simultaneously, the screw thread on the inner side of the motor gear moves leftwards along a brake shaft to compress a friction plate, the brake friction gear and a friction plate seat, so that the brake screw gear and the brake friction gear are locked with the brake shaft into a whole through friction force, a flat key and the screw thread; the brake shaft transmits rotation to an output shaft through a speed reduction transmission machine, so that a winding drum on the output shaft performs traction operation; the braking friction gear is meshed with the anti-return mechanism, so that the rotation of the braking friction gear and the braking shaft in one direction is limited, and once the twisting mill is damaged by a motor in the traction process, the twisting mill cannot reverse;
When the winch is used for reversing operation, the motor is started to brake, the motor drives the motor gear to rotate in the opposite direction, the motor gear drives the brake threaded gear to correspondingly rotate, and meanwhile, the brake threaded gear rotates and simultaneously, the threads on the inner side of the brake threaded gear enable the brake threaded gear to move rightwards along a brake shaft, so that the friction plate, the brake friction gear and the friction plate seat are separated, and the reverse rotation of the brake shaft is not limited by the anti-reversing device; the brake screw gear moves rightwards along the brake shaft and abuts against the lock nut, and the brake screw gear drives the brake shaft to rotate correspondingly in the opposite direction through threads; the brake shaft transmits corresponding rotation to an output shaft through a speed reduction transmission mechanism, so that a winding drum on the output shaft performs reversing operation;
When the winch is in fault of the motor in the carrying reversing process, the grinding cylinder still has a tendency of continuing reversing, and drives the brake shaft to rotate continuously in the same direction through the output shaft and the speed reduction transmission mechanism, at the moment, the motor is braked, the brake threaded gear is no longer provided with input, the rotation of the brake shaft causes the brake threaded gear to move leftwards along the thread of the brake shaft, and the friction plate, the brake friction gear and the friction plate seat are pressed, so that the brake threaded gear and the brake friction gear are locked into a whole with the brake shaft through friction force, a flat key and the thread; the braking friction gear is matched with the anti-return mechanism, so that the rotation of the braking friction gear and the braking shaft in the corresponding direction is limited, and the reversing of the grinding cylinder is prevented;
When the winch is in a load stop operation, the grinding cylinder has a reversing trend under the condition of load, and the speed reduction transmission mechanism drives the brake shaft to rotate in the reversing direction of the corresponding grinding cylinder, at the moment, the motor is braked, so that the motor gear and the brake threaded gear are braked, the rotation of the brake shaft causes the brake threaded gear to move leftwards along the threads of the brake shaft, the friction plate, the brake friction gear and the friction plate seat are pressed, and the brake threaded gear and the brake friction gear are locked into a whole through friction force, a flat key and threads; the braking friction gear is matched with the anti-return mechanism, so that the rotation of the braking friction gear and the braking shaft in the corresponding direction is limited, and the reversing of the grinding cylinder is prevented. Optimize the reducing gear box structure, cancel the gear that is originally used for speed governing and positive and negative rotation, simplify reducing gear box's structure and weight greatly. In order to ensure the safety of the wringing mill, the motor is independently provided with an electromagnetic brake, and the reduction gearbox is provided with a gravity brake.
As a preferable technical means: the reduction box anti-return mechanism comprises a ratchet brake shaft, a ratchet gear, a ratchet seat and a ratchet spring; the ratchet wheel seat is arranged on the same shaft through a spline, the ratchet wheel seat can axially move, and the ratchet wheel seat and the ratchet wheel spring can limit the rotation of the ratchet wheel gear in one direction under the combined action. The anti-return mechanism is simple in structure, reliable in operation and capable of effectively preventing reverse rotation.
As a preferable technical means: the speed reduction transmission mechanism comprises a secondary transmission gear, a sun gear, a planet gear, an inner gear ring, a needle roller, a pin shaft and an output shaft; one end of the brake shaft is provided with a pinion which is meshed with a secondary transmission gear, and the secondary transmission gear is connected with a sun gear through a flat key; the sun gear is meshed with the planet gears, and meanwhile, the planet gears are meshed with the inner gear ring; the planetary gear is connected with the output shaft through a pin shaft arranged on the planetary gear, and a needle roller is arranged between the planetary gear and the pin shaft; during traction, the brake shaft transmits corresponding rotation to the output shaft through the secondary transmission gear, the sun gear, the planet gear and the pin shaft, so that a winding drum on the output shaft performs traction operation; when the winch performs reversing operation, the brake shaft transmits corresponding rotation to the output shaft through the secondary transmission gear, the sun gear, the planet gear and the pin shaft, so that a winding drum on the output shaft performs reversing operation.
The invention further aims to provide a control system for the new energy winch with the function of the Internet of things;
the control system for the new energy winch with the Internet of things function comprises a central controller, a control panel, an information acquisition module, a communication module, a motor driving module, a power battery management system, a communication module and a cloud end;
The control panel converts the control intention of the person into a command signal, and provides the command signal for the central controller, the central controller converts the signal into a driving command and sends the driving command to the motor driving module, so that the forward rotation, the reverse rotation or the speed regulation of the motor and the opening and the braking of the motor brake are realized; the motor driving module feeds back the data of load current, voltage and rotating speed of the motor to the central controller in real time, the temperature sensor feeds back the data of the oil temperature of the gear of the reduction box to the central controller in real time, and the power battery management system feeds back the data of the working current, voltage, electric quantity and temperature of the power battery to the central controller in real time; the central controller monitors whether various feedback data are normal or not, if so, alarming, stopping and cutting off power supply of the power battery are correspondingly adopted, and on the other hand, the feedback data are input to the control panel for data display through conversion; the communication module is used for receiving instruction input from the cloud; the central controller sends the data to the cloud through the communication module, so that the cloud can realize data display and monitoring, fault alarm and related application analysis of the data, and can also receive operation instruction signals of the cloud in real time; the control panel is provided with an instruction input device, the instruction input device can preset the grinding traction force through the preset motor load current or power, the central controller is combined with the motor load fed back in real time, when the fed back load is close to a preset value, the central controller can convert corresponding signals into driving instructions to be sent to the motor driving module, the motor driving module controls the motor to decelerate, and once the fed back load reaches the preset value, the central controller converts the corresponding signals into driving instructions to be sent to the motor driving module, and the motor is controlled to stop and brake.
The beneficial effects are that: the technical scheme adopts a mode of 'power battery plus motor' to replace the original gasoline engine, the motor is independently provided with an electromagnetic brake, the forward and reverse rotation of the winch is realized by controlling the forward and reverse rotation of the motor, the stepless speed regulation of the winch is realized by controlling the rotating speed of the motor, and the operation is simplified on the basis of ensuring the safety.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the assembled structure of the present invention.
Fig. 3 is a block diagram of a control system of the present invention.
In the figure: 1. a motor gear; 2. a brake screw gear; 3. a lock nut; 4. a brake shaft; 5. a friction plate; 6. a shaft sleeve; 7. a brake friction gear; 8. a friction plate seat; 9. a ratchet brake shaft; 10. a ratchet gear; 11. ratchet seat; 12. a ratchet spring; 13. a secondary transmission gear; 14. sun gear, 15. Inner gear ring; 16. a planet wheel; 17. needle roller; 18. a pin shaft; 19. an output shaft; 20. a power battery; 30. a power line and a control line; 40. a motor; 50. a reduction gearbox; 60. and (5) grinding the cylinder.
Detailed Description
The technical scheme of the invention is further described in detail below with reference to the attached drawings.
As shown in fig. 1, the new energy source grinding machine consists of a power battery 20 part, a motor 40 part, a reduction gearbox 50 part and a grinding cylinder 60 part. Wherein the motor 40 part, the reduction gearbox 50 part and the grinding cylinder 60 part are integrated, the power battery 20 part is integrated, and a power line and a control line 30 are arranged between the motor 40 and the power battery 20; the grinding cylinder 60 may employ a single grinding cylinder 60 or a double grinding cylinder 60. The novel energy source grinding manpower transportation is convenient, the power battery 20 part is independently separated from the motor 40 part, the reduction gearbox 50 part and the grinding cylinder 60 part, and the weight of a single novel energy source grinding part is reduced.
As shown in fig. 2, the reduction gearbox 50 is provided with a gravity brake, and the reduction gearbox 50 is composed of a motor gear 1, a brake screw gear 2, a lock nut 3, a brake shaft 4, a friction plate 5, a shaft sleeve 6, a brake friction gear 7, a friction plate seat 8, a ratchet brake shaft 9, a ratchet gear 10, a ratchet seat 11, a ratchet spring 12, a secondary transmission gear 13, a sun gear 14, a planet wheel 16, an inner gear ring 15, a needle roller 17, a pin shaft 18 and an output shaft 19. The motor gear 1 is connected with a motor 40 shaft through a flat key, the motor gear 1 is meshed with a brake screw gear 2, the brake screw gear 2 and a lock nut 3 are arranged on a brake shaft 4 through inner threads, and the lock nut 3 is used for adjusting the installation gap of a friction plate 5. The brake friction gear 7 and the friction plate 5 are arranged on the friction plate seat 8 through the shaft sleeve 6, and the friction plate seat 8 is connected with the brake shaft 4 through a flat key. The brake friction gear 7 is meshed with the ratchet gear 10, the ratchet gear 10 is arranged on the ratchet brake shaft 9 through a bearing, the ratchet seat 11 is arranged on the same shaft through a spline, the ratchet seat 11 can axially move, and the ratchet seat 11 and the ratchet spring 12 can limit the rotation of the ratchet gear 10 in one direction under the combined action. The pinion on the other side of the brake shaft 4 meshes with a secondary transmission gear 13, and the secondary transmission gear 13 is coupled with a sun gear 14 by a flat key. The sun gear 14 is in mesh with the planet gears 16, while the planet gears 16 are in mesh with the annulus gear 15. The planet wheel 16 is connected with an output shaft 19 through a pin shaft 18 arranged on the planet wheel 16, and a needle roller 17 is arranged between the planet wheel 16 and the pin shaft 18.
When the winch is used for traction operation, the motor 40 is turned on, the motor gear 1 is driven by the motor 40 to rotate, the motor gear 1 drives the brake screw gear 2 to correspondingly rotate, meanwhile, the brake screw gear 2 rotates, and meanwhile, the inner screw thread of the brake screw gear moves leftwards along the brake shaft 4 to compress the friction plate 5, the brake friction gear 7 and the friction plate seat 8, so that the brake screw gear 2 and the brake friction gear 7 are locked with the brake shaft 4 into a whole through friction force, a flat key and screw threads. The brake shaft 4 transmits corresponding rotation to the output shaft 19 through the secondary transmission gear 13, the sun gear 14, the planet gears 16 and the pin shafts 18, so that a winding drum on the output shaft 19 performs traction operation. The brake friction gear 7 is meshed with the ratchet gear 10, and the ratchet seat 11 and the ratchet spring 12 limit the rotation of the ratchet gear 10 in one direction under the combined action, so that the rotation of the brake friction gear 7 and the brake shaft 4 in the corresponding direction, namely the reversing direction of the output shaft 19, is limited, and once the winch has faults such as the burning of the motor 40 in the traction process, the winch cannot reverse.
When the winch is used for reversing operation, the motor 40 is turned on, the motor gear 1 is driven by the motor 40 to rotate in the opposite direction, the motor gear 1 drives the brake screw gear 2 to correspondingly rotate, and meanwhile, the brake screw gear 2 rotates, and meanwhile, the inner screw thread enables the brake screw gear 2 to move rightward along the brake shaft 4, so that the friction plate 5, the brake friction gear 7 and the friction plate seat 8 are separated, and the opposite direction rotation of the brake shaft 4 is not limited by the brake friction gear 7 and the ratchet gear 10. The brake screw gear 2 moves rightwards along the brake shaft 4 and abuts against the lock nut 3, and the brake screw gear 2 drives the brake shaft 4 to rotate correspondingly in the opposite direction through threads. The brake shaft 4 transmits corresponding rotation to the output shaft 19 through the secondary transmission gear 13, the sun gear 14, the planet gears 16 and the pin shafts 18, so that a winding drum on the output shaft 19 performs reversing operation.
When the grinding machine has faults such as the burning of the motor 40 in the process of carrying the reversing, the grinding cylinder 60 still has a trend of continuing reversing, and drives the brake shaft 4 to rotate in the same direction through the output shaft 19, the pin shaft 18, the planet wheel 16, the sun wheel 14 and the secondary transmission gear 13, at the moment, the motor 40 brakes, the brake screw gear 2 does not have input any more, the rotation of the brake shaft 4 causes the brake screw gear 2 to move leftwards along the screw thread of the brake shaft 4, and the friction plate 5, the brake friction gear 7 and the friction plate seat 8 are tightly pressed, so that the brake screw gear 2 and the brake friction gear 7 are tightly locked with the brake shaft 4 into a whole through friction force, a flat key and screw threads. The brake friction gear 7 is meshed with the ratchet gear 10, and the ratchet seat 11 and the ratchet spring 12 limit the rotation of the ratchet gear 10 in one direction under the combined action, so that the rotation of the brake friction gear 7 and the brake shaft 4 in the corresponding direction, namely the reversing direction of the output shaft 19, is limited, and the reversing of the grinding cylinder 60 is prevented.
During the operation of the winch belt load stop, the grinding cylinder 60 has a reversing trend under the condition of load, and drives the brake shaft 4 to rotate in the reversing direction corresponding to the output shaft 19 through the output shaft 19, the pin shaft 18, the planet wheel 16, the sun wheel 14 and the secondary transmission gear 13, at the moment, the motor 40 brakes, so that the motor gear 1 and the brake screw gear 2 brake, the rotation of the brake shaft 4 causes the brake screw gear 2 to move leftwards along the screw thread of the brake shaft 4, and the friction plate 5, the brake friction gear 7 and the friction plate seat 8 are tightly pressed, so that the brake screw gear 2 and the brake friction gear 7 are locked into a whole with the brake shaft 4 through friction force, a flat key and screw thread. The brake friction gear 7 is meshed with the ratchet gear 10, and the ratchet seat 11 and the ratchet spring 12 limit the rotation of the ratchet gear 10 in one direction under the combined action, so that the rotation of the brake friction gear 7 and the brake shaft 4 in the corresponding direction, namely the reversing direction of the output shaft 19, is limited, and the reversing of the grinding cylinder 60 is prevented.
As shown in fig. 3, the control system of the new energy winch comprises a central controller, an information acquisition module, a control panel, a motor driving module, a power battery management system, a cloud end and a communication module. The information acquisition module comprises a gear oil temperature sensor of the reduction gearbox 50, a GPS module for acquiring position information and the like; the control panel comprises an instruction input device, a data display device, a data monitoring device, an operation handle, an operation button and the like, and has the functions of wired and wireless remote control; the cloud comprises an instruction input device, data display, monitoring and data analysis, and has a remote control function. The new energy grinding control system can realize the following functions: 1) The stopping, forward rotation, reverse rotation and speed regulation of the motor 40 are conveniently controlled by operating the handle; 2) The real-time monitoring and displaying of the data of the twisting and grinding traction force, the traction speed, the electric quantity of the power battery 20 and the like and the data of the gear oil temperature of the reduction box 50 and the like are realized, and if the data are abnormal, an alarm or shutdown is automatically given; 3) The traction force is preset, when the actual traction machine approaches to a preset value, the winch automatically decelerates, and when the traction force reaches to the preset value, the winch automatically stops; 4) The wire, wireless remote control or remote operation of the wringing mill is realized, and a single person simultaneously operates a plurality of wringing mills through the wire and wireless remote control, so that the number of operators is reduced; 5) The system has the function of the Internet of things, and realizes remote monitoring of data such as traction force, traction speed, electric quantity of the power battery 20, oil temperature of a gear of the reduction gearbox 50, GPS position and the like, remote fault alarm and relevant application analysis of cloud to the data.
The control system has the working thought that: the command input device converts the control intention of the person into a command signal and provides the command signal for the central controller, the central controller converts the signal into a driving command and sends the driving command to the motor driving module, so that the opening and braking of the forward rotation, the reverse rotation, the speed regulation and the braking of the motor 40 are realized; the motor driving module feeds back data such as motor load current, voltage, motor 40 rotation speed and the like to the central controller in real time in the working process, the information acquisition module feeds back data such as gear oil temperature and the like of the reduction gearbox 50 to the central controller in real time, and the power battery management system also feeds back data such as working current, voltage, electric quantity and the like of the power battery 20 to the central controller in real time; the central controller monitors whether various feedback data are normal or not, if abnormal, the central controller correspondingly alarms, stops, cuts off the power supply of the power battery 20 and the like, and on the other hand, the feedback data are input to a display screen and the like for data display through conversion, and if the feedback current or power is converted into traction force for display; the central controller is provided with wired and wireless transmission functions and is used for inputting instructions, displaying data and the like between the central controller and the wired/wireless remote controller; the central controller is provided with a communication module, and can send various data to the cloud, so that the cloud can realize data display and monitoring, fault alarm and related application analysis of the data, and can also receive operation instruction signals of the cloud in real time; the command input device can preset the grinding traction force through presetting the magnitude of motor load current or power, the command input device converts a preset value of the motor load into a signal, the signal is provided for the central controller, the central controller is combined with the motor load fed back in real time, when the feedback load approaches the preset value, the central controller can convert the corresponding signal into a driving command to be sent to the motor driving module, the motor driving module controls the motor 40 to decelerate, and once the feedback load reaches the preset value, the central controller converts the corresponding signal into the driving command to be sent to the motor driving module, and the motor 40 is controlled to stop and brake.
The new energy winch with the internet of things function and the control system thereof shown in the above figures 1-3 are specific embodiments of the invention, have already shown the essential characteristics and improvements of the invention, and can be subjected to equivalent modification in terms of shape, structure and the like according to actual use requirements under the teaching of the invention, which are all within the scope of protection of the scheme.
Claims (7)
1. The new energy source winch with the function of the Internet of things comprises a driving mechanism, a reduction gearbox (50), a grinding cylinder (60) and a control system for controlling the driving mechanism to work; the driving mechanism drives the reduction gearbox (50) to act, and the reduction gearbox (50) drives the grinding cylinder (60) to move correspondingly; the method is characterized in that: the driving mechanism comprises a motor (40) and a power battery (20) for supplying power to the motor (40), wherein the power battery (20) and the motor (40) are arranged separately; the motor (40) is provided with an electromagnetic brake, forward and reverse rotation of the winch is realized by controlling forward and reverse rotation of the motor (40) through the control system, and stepless speed regulation of the winch is realized by controlling the rotating speed of the motor (40) through the control system;
The motor (40), the reduction gearbox (50) and the grinding cylinder (60) are connected into a whole;
The control system comprises a central controller, a control panel connected with the central controller, an information acquisition module, a communication module, a motor driving module, a power battery management system and a cloud end, wherein the information acquisition module comprises a temperature sensor for acquiring the oil temperature of a reduction gearbox (50) and a GPS module for acquiring position information, and the cloud end can be connected with the central controller through the communication module to acquire traction force, traction speed, electric quantity of a power battery (20), the oil temperature of a gear of the reduction gearbox (50) and the GPS position information, and is used for remote monitoring and relevant analysis application;
The speed reduction box (50) is provided with a gravity brake, and the gravity brake comprises a brake screw gear (2), a brake shaft (4), a friction plate (5), a shaft sleeve (6), a brake friction gear (7), a friction plate seat (8) and a steering limiting anti-reflection device; the outer ring of the brake screw gear (2) is meshed with the motor gear (1), and the inner ring of the brake screw gear (2) is provided with threads matched with the brake shaft (4); the outer ring of the brake screw gear (2) is meshed with a motor gear (1) fixedly connected to a motor (40) shaft, the brake screw gear (2) and a lock nut (3) are arranged on a brake shaft (4) through inner side threads, and the lock nut (3) is used for adjusting the installation gap of a friction plate (5); the brake friction gear (7) and the friction plate (5) are arranged on the friction plate seat (8) through the shaft sleeve (6), and the friction plate seat (8) is connected with the brake shaft (4) through a flat key; the braking friction gear (7) is matched with the anti-reflection mechanism.
2. The new energy winch with the internet of things function according to claim 1, wherein: the control panel is provided with an input unit and a display unit, and parameters input by the input unit comprise forward and reverse rotation, rotating speed and preset maximum traction force; the display unit is provided with a display screen for displaying data and states; the central controller reads the current, voltage and rotating speed of the motor (40) in real time through the motor driving module, and when the traction force of the wringing mill corresponding to the current or power exceeds a set threshold value, the central controller carries out overload alarm through the alarm, and meanwhile, controls the wringing mill to stop running.
3. The new energy winch with the internet of things function according to claim 1, wherein: when the winch is used for traction operation, a motor (40) is started, the motor (40) drives a motor gear (1) to rotate, the motor gear (1) drives a brake screw gear (2) to correspondingly rotate, and meanwhile, the brake screw gear (2) rotates, and meanwhile, the inner screw thread of the motor gear (1) enables the motor gear to move leftwards along a brake shaft (4) to press a friction plate (5), a brake friction gear (7) and a friction plate seat (8), so that the brake screw gear (2) and the brake friction gear (7) are locked with the brake shaft (4) into a whole through friction force, a flat key and screw threads; the brake shaft (4) transmits rotation to the output shaft (19) through a speed reduction transmission mechanism, so that a winding drum on the output shaft (19) performs traction operation; the braking friction gear (7) is meshed with the anti-return mechanism, so that the rotation directions of the braking friction gear (7) and the braking shaft (4) are limited, and once the motor (40) burns out in the traction process of the winch, the winch cannot reverse;
When the winch is used for reversing operation, a motor (40) is turned on, the motor (40) drives a motor gear (1) to rotate reversely, the motor gear (1) drives a brake screw gear (2) to correspondingly rotate, and meanwhile, the brake screw gear (2) moves rightwards along a brake shaft (4) due to threads on the inner side of the brake screw gear, so that a friction plate (5), a brake friction gear (7) and a friction plate seat (8) are separated, and the reverse rotation of the brake shaft (4) is not limited by a reverse stopping device any more; the brake screw gear (2) moves rightwards along the brake shaft (4) and abuts against the lock nut (3), and the brake screw gear (2) drives the brake shaft (4) to rotate correspondingly in the opposite direction through threads; the brake shaft (4) transmits corresponding rotation to the output shaft (19) through a speed reduction transmission mechanism, so that a winding drum on the output shaft (19) performs reversing operation;
When a motor (40) fails in the on-load reversing process of the winch, the grinding cylinder (60) still has a trend of continuing reversing, and drives the brake shaft (4) to continuously rotate in the same direction through the output shaft (19) and the reduction transmission mechanism, at the moment, the motor (40) brakes, the brake screw gear (2) is not input any more, the rotation of the brake shaft (4) causes the brake screw gear (2) to move leftwards along the screw thread of the brake shaft (4), and the friction plate (5), the brake friction gear (7) and the friction plate seat (8) are pressed, so that the brake screw gear (2) and the brake friction gear (7) are locked into a whole with the brake shaft (4) through friction force, a flat key and screw threads; the braking friction gear (7) is matched with the anti-reflection mechanism, so that the rotation of the braking friction gear (7) and the braking shaft (4) in the corresponding directions is limited, and the reversing of the grinding cylinder (60) is prevented;
When the winch is in a load stop operation, the grinding cylinder (60) has a reversing trend under the condition of load, and drives the brake shaft (4) to continuously rotate in the same direction through the speed reduction transmission mechanism, at the moment, the motor (40) brakes to enable the motor gear (1) and the brake screw gear (2) to brake, the rotation of the brake shaft (4) causes the brake screw gear (2) to move leftwards along the screw thread of the brake shaft (4), and the friction plate (5), the brake friction gear (7) and the friction plate seat (8) are pressed, so that the brake screw gear (2) and the brake friction gear (7) are locked into a whole with the brake shaft (4) through friction force, a flat key and screw threads; the braking friction gear (7) is matched with the anti-reflection mechanism, so that the rotation of the braking friction gear (7) and the braking shaft (4) in the corresponding directions is limited, and the reversing of the grinding cylinder (60) is prevented.
4. The new energy winch with the internet of things function according to claim 3, wherein: the anti-return mechanism of the reduction gearbox (50) comprises a ratchet brake shaft (9), a ratchet gear (10), a ratchet seat (11) and a ratchet spring (12); the brake friction gear (7) is meshed with the ratchet gear (10), the ratchet gear (10) is arranged on a ratchet brake shaft (9) through a bearing, the ratchet seat (11) is arranged on the same shaft through a spline, the ratchet seat (11) can axially move, and the ratchet seat (11) and the ratchet spring (12) can limit the rotation of the ratchet gear (10) in one direction under the combined action.
5. The new energy winch with the internet of things function according to claim 4, wherein: the speed reduction transmission mechanism comprises a secondary transmission gear (13), a sun gear (14), a planet gear (16), an inner gear ring (15), a needle roller (17), a pin shaft (18) and an output shaft (19); one end of the brake shaft (4) is provided with a pinion, the pinion is meshed with a secondary transmission gear (13), and the secondary transmission gear (13) is connected with a sun gear (14) through a flat key; the sun gear (14) is meshed with the planet gears (16), and meanwhile, the planet gears (16) are meshed with the inner gear ring (15); the planetary gear (16) is connected with the output shaft (19) through a pin shaft (18) arranged on the planetary gear (16), and a needle roller (17) is arranged between the planetary gear (16) and the pin shaft (18); during traction, the brake shaft (4) transmits corresponding rotation to the output shaft (19) through the secondary transmission gear (13), the sun gear (14), the planet gear (16) and the pin shaft (18), so that a winding drum on the output shaft (19) performs traction operation; when the winch performs reversing operation, the brake shaft (4) transmits corresponding rotation to the output shaft (19) through the secondary transmission gear (13), the sun gear (14), the planet gears (16) and the pin shafts (18), so that a winding drum on the output shaft (19) performs reversing operation.
6. A control system for a new energy winch with internet of things function according to any one of claims 1-5, characterized in that: the system comprises a central controller, a control panel, an information acquisition module, a communication module, a motor driving module, a power battery management system, a communication module and a cloud;
the control panel converts the control intention of a person into a command signal and provides the command signal for the central controller, the central controller converts the signal into a driving command and sends the driving command to the motor driving module, and the motor driving module is connected with the motor (40) to realize forward rotation, reverse rotation or speed regulation of the motor (40) and opening and braking of the motor; the real-time feedback comprises motor load current, voltage and motor (40) rotating speed data to the central controller in the working process of the motor driving module, the temperature sensor feeds back gear oil temperature data of the reduction gearbox (50) to the central controller in real time, and the power battery management system feeds back working current, voltage, electric quantity and temperature data of the power battery (20) to the central controller in real time; the central controller monitors whether various feedback data are normal or not, if so, the central controller correspondingly adopts alarming, stopping and cutting off the power supply of the power battery (20), and on the other hand, the feedback data are input into the control panel for data display through conversion; the communication module is used for receiving instruction input from the remote cloud; the central controller sends the data to the remote cloud through the communication module, so that the remote cloud can realize data display and monitoring, fault alarm and related application analysis of the data, and can also receive an operation instruction signal of the remote cloud in real time; the control panel is provided with an instruction input device, the instruction input device can preset the grinding traction through the preset motor load current or power, the preset value of the motor load is converted into an instruction signal and is provided for the central controller, the central controller is combined with the motor load which is fed back in real time, when the feedback load is close to the preset value, the central controller can convert the corresponding signal into a driving instruction to be sent to the motor driving module, the motor driving module controls the motor (40) to decelerate, and once the feedback load reaches the preset value, the controller converts the corresponding signal into the driving instruction to be sent to the motor driving module, and the motor driving module controls the motor (40) to stop and brake.
7. The control system of claim 6, wherein: the central controller converts the fed-back current or power signals into corresponding traction force to display on the control panel in real time.
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| CN113247806A (en) * | 2021-05-12 | 2021-08-13 | 浙江海斯特科技有限公司 | Intelligent new forms of energy chain calabash and control system thereof |
| CN115849221A (en) * | 2022-09-19 | 2023-03-28 | 浙江省送变电工程有限公司 | Hank mill system based on permanent magnet synchronous motor |
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