CN201694599U - Full-automatic hydraulic tensioning deviation adjusting device - Google Patents
Full-automatic hydraulic tensioning deviation adjusting device Download PDFInfo
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- CN201694599U CN201694599U CN2009202884707U CN200920288470U CN201694599U CN 201694599 U CN201694599 U CN 201694599U CN 2009202884707 U CN2009202884707 U CN 2009202884707U CN 200920288470 U CN200920288470 U CN 200920288470U CN 201694599 U CN201694599 U CN 201694599U
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Abstract
The utility model relates to a full-automatic hydraulic tensioning deviation adjusting device for a rubber belt conveyor. The full-automatic hydraulic tensioning deviation adjusting device mainly comprises a hydraulic tensioning portion, a hydraulic deviation adjusting portion, a tensioning winch, an electric winch and an electric control portion, a PLC controls the electric winch to pull the tensioning winch to pre-tension a belt to realize tensioning actions, and a tensioning cylinder is controlled to drive the tensioning winch to move, thereby realizing automatic belt tensioning. The PLC controls telescopic movement of a deviation adjusting cylinder to change the angle of a turnabout drum to realize hydraulic deviation adjusting actions, thereby adjusting belt operation directions and completing automatic deviation adjustment to the belt. The full-automatic hydraulic tensioning deviation adjusting device resolves the problem of belt tensioning of the rubber belt conveyor. As the belt of the rubber belt conveyor is easy to be deviated, the hydraulic tensioning device and the hydraulic deviation adjusting device are integrated together to be in centralized control through the PLC, thereby realizing the functions of automatic tightening and automatic deviation adjustment to the belt. In addition, the full-automatic hydraulic tensioning deviation adjusting device is compact in structure, complete in functions, intelligent in control and convenient in use.
Description
Technical field
The utility model relates to a kind of fully automatic hydraulic tension deviation correcting device that is used on the travelling apron equipment, is parts on the travelling apron equipment.
Background technology
Travelling apron is widely used in industry-by-industries such as metallurgy, mine, coal, harbour, power station, building materials, chemical industry, light industry, oil as the product that transports material.Take-up device is for belt provides enough tension force, guarantees that belt and driving drum produce friction force and make belt non-slip.Belt deviation is very big to the influence of travelling apron, and the light then situation that spreading can occur, leak material is heavy then the major accident that belt ruptures can occur, so the situation of belt deviation will directly determine the performance of load transfer device.
Existing hydraulic pressure deviation correcting device is by obtaining power with the belt edge friction, solving the problem of belt deviation by the hydraulic pressure deviation correcting device.Though can solve the problem of belt deviation like this, can cause very serious wearing and tearing to belt also.
The utility model fully automatic hydraulic tension deviation correcting device has not only solved the tension problem of belt, regulates the service direction of belt simultaneously by the angle that changes the changed course cylinder, prevents that deviation phenomenon from appearring in belt.The propulsion source of this device tuningout function is an electrical motor, and is to regulate by the angle that changes the changed course cylinder, therefore can not cause damage to belt in the process of tuningout.
The utility model content
The purpose of this utility model is to provide a kind of fully automatic hydraulic tension deviation correcting device that is used on the travelling apron equipment, has mainly solved the problem of travelling apron tension and sideslip.
The technical solution of the utility model is:
A kind of fully automatic hydraulic tension deviation correcting device is characterized in that this device mainly comprises: pumping plant, fluid-pressure straining device, hydraulic pressure deviation correcting device, automatically controlled part;
The described automatically controlled PLC that comprises;
Described pumping plant comprises motor, oil pump, fuel tank and hydraulic tubing and control cock, and the switch of described motor is controlled by PLC, the described oil pump of described motor-driven;
Described hydraulic pressure tension section comprises tension control cock group, pressure sensor, take-up device, tension energy storage, described pressure sensor is electrically connected with PLC, switching by PLC control tension control cock group, described tension control cock group is connected with take-up device with the hydraulic tubing of pumping plant respectively, and described tension is arranged on the hydraulic tubing and with take-up device with energy storage and is connected;
Described hydraulic pressure tuningout partly comprises sideslip switch, tuningout control cock group, deviation correcting device, and described sideslip switch is electrically connected with PLC, and by the switching of PLC control tuningout control cock group, described tuningout control cock group is connected with deviation correcting device with the hydraulic tubing of pumping plant respectively.
Described fluid-pressure straining device comprises drawing cylinder, electric winch, assembly pulley, tension winch, described assembly pulley is connected with the tension winch, described drawing cylinder is connected with the hydraulic tubing of tension control cock group output, the piston rod of described drawing cylinder also is connected with assembly pulley, and described electric winch is by steel cable tension sheave group.
Described hydraulic pressure deviation correcting device comprises the tuningout oil cylinder, described tuningout oil cylinder is two, be separately positioned on the two ends of the changed course cylinder on the tension winch, the piston rod of described two tuningout oil cylinders is connected with the two ends of changed course cylinder respectively, and described tuningout oil cylinder is connected with the hydraulic tubing of tuningout control cock group output.
Described tension control cock group comprises 3-position 4-way solenoid directional control valve, stacking type hydraulic control check valve, stacked unidirectional throttle valve, and an end of described tension control cock group is connected with the fuel tank of pumping plant, and an other end is connected with drawing cylinder.
Described tuningout control cock group comprises 3-position 4-way solenoid directional control valve and stacking type hydraulic control check valve, and an end of described tuningout control cock group is connected with the fuel tank of pumping plant, and an other end is connected with the tuningout oil cylinder.
Described hydraulic pressure deviation correcting device is provided with closed-center system, and described closed-center system is pressure sensor and the energy storage that is arranged on the hydraulic tubing, and described pressure sensor is connected with PLC.
Described fully automatic hydraulic tension deviation correcting device, this device is that fluid-pressure straining device and hydraulic pressure deviation correcting device are integrated together, and by the centralized control of PLC, has realized the function to automatic tension of belt and automatic deflection adjusting.
Described fully automatic hydraulic tension deviation correcting device, under the centralized control of PLC, electric winch, hydraulic pressure are strained automatically and the hydraulic pressure automatic deflection adjusting cooperatively interacts, and are independent of each other between each action.
A kind of fully automatic hydraulic tension deviation correcting device that is used on the travelling apron equipment, it is characterized in that, tension action is to convert the electric signal of pressure sensor to control command signal by PLC, the winch of control electric winch pulling tension earlier carries out pretension to belt, control drawing cylinder again and drive the motion of tension winch, thereby realize automatic tension belt.
Described fully automatic hydraulic tension deviation correcting device, the size of hydraulic pressure tightening force can automatically adjust along with the size of belt demand tensile force.
Described fully automatic hydraulic tension deviation correcting device, electric winch, tension hydraulic actuating cylinder and tension winch are connected by assembly pulley.
Described fully automatic hydraulic tension deviation correcting device, the energy storage of hydraulic pressure tension section is made accumulation of energy usefulness, to reduce the number of starts of hydraulic efficiency pressure system.
A kind of fully automatic hydraulic tension deviation correcting device that is used on the travelling apron equipment, it is characterized in that, the action of hydraulic pressure tuningout is to convert the detected offset signals of sideslip switch to control command signal by PLC, the fore and aft motion of control tuningout oil cylinder changes the angle of changed course cylinder, thereby regulate the service direction of belt, finish automatic deflection adjusting belt.
Described fully automatic hydraulic tension deviation correcting device, the tuningout hydraulic actuating cylinder is connected with the changed course cylinder.
Described fully automatic hydraulic tension deviation correcting device, the energy storage of hydraulic pressure tuningout part is partly to provide the power oil sources for tuningout.
The beneficial effects of the utility model are:
1, the utility model fully automatic hydraulic tension deviation correcting device under the centralized control of PLC, has been realized the work to automatic tension of travelling apron and automatic deflection adjusting.
2, the utility model fully automatic hydraulic tension deviation correcting device, the size of hydraulic pressure tightening force can automatically adjust along with the size of belt demand tensile force.When tightening force is higher than setting value, the by pass valve off-load, tightening force reduces; When pressure was lower than setting value, system started automatically, and drawing cylinder is pressurizeed, and improved tightening force.The automatically regulating tightening force can guarantee that belt is operated under the suitable pulling force always, guarantees to produce between belt and driving drum friction force and makes belt non-slip, and the squareness of restriction belt between each carrying roller, conveyer is normally moved.
3, the utility model fully automatic hydraulic tension deviation correcting device, reasonably used the bi-bit bi-pass solenoid directional control valve, when conveyer starts, the bi-bit bi-pass solenoid directional control valve gets, oil circuit disconnects, anti-locking system overflow, thus guarantee that conveyer has a bigger tightening force (about normal operation pulling force 1.5 times) when starting, prevent that belt from skidding when conveyer starts; After conveyer starts, bi-bit bi-pass solenoid directional control valve dead electricity, system unloaded, the pulling force when tightening force reduces to normal operation.
4, the utility model fully automatic hydraulic tension deviation correcting device carries out pretension to the tension winch earlier by electric winch and assembly pulley, and electric winch machinery is locked then, strains by hydraulic ram at last.The application of electric winch can reduce the hydraulic pressure tension travel, makes the package unit structure compact more, and the hydraulic pressure tension then can increase tightening force, reduces the power of electric winch, reduces the cost of equipment.
5, the utility model fully automatic hydraulic tension deviation correcting device has reasonably used assembly pulley between drawing cylinder, electric winch and tension winch, has reduced the demand of system to tightening force, makes the package unit compact conformation, and cost reduces.
6, the utility model fully automatic hydraulic tension deviation correcting device, the energy storage of hydraulic pressure tension section is made accumulation of energy usefulness, thereby reduces the startup frequency of system, energy savings.
7, the utility model fully automatic hydraulic tension deviation correcting device changes the angle of changed course cylinder by the fore and aft motion of tuningout oil cylinder, thereby regulates the service direction of belt, finishes the automatic deflection adjusting to belt.This tuningout mode is rational in infrastructure, and regulating effect is obvious, significantly reduces the degree of damage of belt.
8, the utility model fully automatic hydraulic tension deviation correcting device, the energy storage of hydraulic pressure tuningout part is partly to provide the power oil sources for tuningout.Energy storage can provide repeatedly action for hydraulic pressure tuningout oil cylinder, thereby reduces the startup frequency of system, energy savings.
Description of drawings
Fig. 1 is the utility model fully automatic hydraulic tension deviation correcting device principle and scheme of installation.
Among the figure, 1 fuel tank; 2 temperature boosters; 3 liquid level liquid thermometers; 4 oil suction filters; 5 temperature sensors; 6 airfilters; 7 liquid level relays; 8 ball valves of draining the oil; 9 electrical motors; 10 oil pumps; 11 pressure line filters; 12 check valves; 13 by pass valves; 14 pressure measurement contacts; 15 pressure measurement flexible pipes; 16 compression indicators; 17 3-position 4-way solenoid directional control valves; 18 stacking type hydraulic control check valves; 19 stacked unidirectional throttle valves; 20 two-position three way solenoid directional control valves; 21 pressure sensors; 22 tuningout energy storages; 23 return filters; 24 by pass valves; 25 shutoff valves; 26 tension energy storages; 27 drawing cylinders; 28 tuningout oil cylinders; 29 sideslip switches; 30 bi-bit bi-pass solenoid directional control valves; 31 electric winches; 32 assembly pulleys; 33 changed course cylinders.
The specific embodiment
As shown in Figure 1, the utility model fully automatic hydraulic tension deviation correcting device mainly comprises: 1 fuel tank; 2 temperature boosters; 3 liquid level liquid thermometers; 4 oil suction filters; 5 temperature sensors; 6 airfilters; 7 liquid level relays; 8 ball valves of draining the oil; 9 electrical motors; 10 oil pumps; 11 pressure line filters; 12 check valves; 13 by pass valves; 14 pressure measurement contacts; 15 pressure measurement flexible pipes; 16 compression indicators; 17 3-position 4-way solenoid directional control valves; 18 stacking type hydraulic control check valves; 19 stacked unidirectional throttle valves; 20 two-position three way solenoid directional control valves; 21 pressure sensors; 22 tuningout energy storages; 23 return filters; 24 by pass valves; 25 shutoff valves; 26 tension energy storages; 27 drawing cylinders; 28 tuningout oil cylinders; 29 sideslip switches; 30 bi-bit bi-pass solenoid directional control valves; 31 electric winches; 32 assembly pulleys; 33 changed course cylinders, specific implementation method is as follows:
When the temperature of fluid in the fuel tank 1 was hanged down, PLC was by the temperature of temperature sensor 5 feedbacks, and 2 pairs of fuel tanks of control heater heat, until the range of temperatures that is fit to hydraulic work system; Liquid level liquid thermometer 3 is used for what and temperature of artificial observation fuel tank fluid; Airfilter 6 is used to keep in the fuel tank and the ambient atmosphere environmental communication; When in the fuel tank 1 during the fluid quantity not sufficient, liquid level relay 7 sends signal alarm to PLC; The ball valve 8 of draining the oil is the fluid that is used for putting absolute oil case 1 when maintenance.
Electrical motor 9 starts, oil pump 10 is under the drive of electrical motor 9, make fluid arrive 3-position 4-way solenoid directional control valve 17 by oil suction filter 4, pressure line filter 11, check valve 12, by pass valve 13 is used to set up intrasystem pressure, pressure oil liquid arrives compression indicator 16 through pressure measurement contact 14, pressure measurement flexible pipe 15, thereby the pressure that reflects system is got back in the fuel tank 1 after all oil returns need be filtered through return filter 23 in the system.
The implementation method of M/C drawing cylinder 27 actions is: when 3-position 4-way solenoid directional control valve 17.1 is in position, a left side, pressure oil arrives drawing cylinder 27 rodless cavities through 3-position 4-way solenoid directional control valve 17.1, stacking type hydraulic control change-over valve 18.1, stacked unidirectional throttle valve 19, and drawing cylinder 27 is stretched out; When 3-position 4-way solenoid directional control valve 17.1 is in right position, pressure oil arrives drawing cylinders 27 rod chambers through 3-position 4-way solenoid directional control valve 17.1, stacking type hydraulic control change-over valve 18.1, stacked unidirectional throttle valve 19, makes drawing cylinder 27 withdrawals; When 3-position 4-way solenoid directional control valve 17.1 is in meta, drawing cylinder 27 stops action.
The implementation method of M/C tuningout oil cylinder 28 actions is: regulate left side tuningout oil cylinder 28.1, electrical motor 9 starts, oil pump 10 is under the drive of electrical motor 9, make fluid by oil suction filter 4, pressure line filter 11, check valve 12 arrives two-position three way solenoid directional control valve 20, system's internal pressure is set by by pass valve 13, two-position three way solenoid directional control valve 20, fluid arrives 3-position 4-way solenoid directional control valve 17.2 through two-position three way solenoid directional control valve 20, when 3-position 4-way solenoid directional control valve 17.2 is in position, a left side, pressure oil is through 3-position 4-way solenoid directional control valve 17.2, stacking type hydraulic control change-over valve 18.2 arrives tuningout oil cylinder 28.1 rod chambers, makes 28.1 withdrawals of tuningout oil cylinder; When 3-position 4-way solenoid directional control valve 17.2 is in right position, pressure oil arrives tuningout oil cylinders 28.1 rodless cavities through 3-position 4-way solenoid directional control valve 17.2, stacking type hydraulic control change-over valve 18.2, and tuningout oil cylinder 28.1 is stretched out; When 3-position 4-way solenoid directional control valve 17.2 is in meta, tuningout oil cylinder 28.1 stops action.Regulate right side tuningout oil cylinder 28.2, electrical motor 9 starts, oil pump 10 is under the drive of electrical motor 9, make fluid by oil suction filter 4, pressure line filter 11, check valve 12 arrives two-position three way solenoid directional control valve 20, system's internal pressure is set by by pass valve 13, two-position three way solenoid directional control valve 20, fluid arrives 3-position 4-way solenoid directional control valve 17.3 through two-position three way solenoid directional control valve 20, when 3-position 4-way solenoid directional control valve 17.3 is in position, a left side, pressure oil is through 3-position 4-way solenoid directional control valve 17.3, stacking type hydraulic control change-over valve 18.3 arrives tuningout oil cylinder 28.2 rod chambers, and tuningout oil cylinder 28.2 is stretched out; When 3-position 4-way solenoid directional control valve 17.3 is in right position, pressure oil arrives tuningout oil cylinders 28.2 rodless cavities through 3-position 4-way solenoid directional control valve 17.3, stacking type hydraulic control change-over valve 18.3, makes 28.2 withdrawals of tuningout oil cylinder; When 3-position 4-way solenoid directional control valve 17.3 is in meta, tuningout oil cylinder 28.2 stops action.
The utility model fully automatic hydraulic tension deviation correcting device full automatic control embodiment is:
The implementation method of hydraulic pressure tension action is: when belt is prepared to start, hydraulic efficiency pressure system starts, oil pump 10 is under the drive of electrical motor 9, make fluid arrive 3-position 4-way solenoid directional control valve 17.1 by oil suction filter 4, pressure line filter 11, check valve 12,3-position 4-way solenoid directional control valve 17.1 is in position, a left side, pressure oil arrives drawing cylinder 27 rodless cavities through 3-position 4-way solenoid directional control valve 17.1, stacking type hydraulic control change-over valve 18.1, stacked unidirectional throttle valve 19, drawing cylinder 27 is stretched out, 3-position 4-way solenoid directional control valve 17.1 is in meta, and electrical motor 9 stops.Electric winch 31 starts, and by assembly pulley 32, the motion of pulling tension winch is carried out pretension to belt, and after tightening force reached setting value, electric winch 31 was out of service, the position of mechanical caging steel rope.Because belt needs a very big tightening force (about correct tension 1.5 times) when starting, preventing slipping of the belt, so after hydraulic efficiency pressure system starts, bi-bit bi-pass solenoid directional control valve 30 electric, make spool be in right position, the oil circuit disconnection.Electrical motor 9 starts, oil pump 10 is under the drive of electrical motor 9, make fluid arrive 3-position 4-way solenoid directional control valve 17.1 by oil suction filter 4, pressure line filter 11, check valve 12, this moment, the system pressure of hydraulic pressure tension section was set up (settling pressure of by pass valve 13 is about 1.5 times of by pass valve 24 settling pressures) by by pass valve 13.3-position 4-way solenoid directional control valve 17.1 is in right position, pressure oil arrives drawing cylinder 27 rod chambers through 3-position 4-way solenoid directional control valve 17.1, stacking type hydraulic control change-over valve 18.1, stacked unidirectional throttle valve 19, make drawing cylinder 27 withdrawals, pulling tension winch makes tension on belt under the effect of assembly pulley 32.After tightening force reached setting value, 3-position 4-way solenoid directional control valve 17.1 was in meta, and hydraulic efficiency pressure system stops action.Start belt this moment, after belt is stable, bi-bit bi-pass solenoid directional control valve 30 dead electricity, it is clear and coherent that oil circuit recovers, this moment, pressure oil was got back to the fuel tank 1 through shutoff valve 25, bi-bit bi-pass solenoid directional control valve 30 and by pass valve 24 from drawing cylinder 27 rod chambers, and the interior pressure of drawing cylinder 27 rod chambers this moment is set up by by pass valve 24.When the belt filled amount increased, belt pull increased, and drawing cylinder 27 rod chamber internal pressures raise, and pressure oil is got back to the fuel tank 1 through shutoff valve 25, bi-bit bi-pass solenoid directional control valve 30 and by pass valve 24 from drawing cylinder 27 rod chambers; Because there is internal leakage in the hydraulic efficiency pressure system, therefore when system is in packing state for a long time, pressure in drawing cylinder 27 rod chambers can reduce, when pressure is reduced to the lower limit of setting, electrical motor 9 starts, oil pump 10 makes fluid arrive 3-position 4-way solenoid directional control valve 17.1 by oil suction filter 4, pressure line filter 11, check valve 12 under the drive of electrical motor 9, and this moment, the system pressure of hydraulic pressure tension section was set up by by pass valve 24.3-position 4-way solenoid directional control valve 17.1 is in right position, pressure oil arrives drawing cylinder 27 rod chambers through 3-position 4-way solenoid directional control valve 17.1, stacking type hydraulic control change-over valve 18.1, stacked unidirectional throttle valve 19, drawing cylinder 27 rod chamber internal pressures increase, tightening force increases, until the higher limit that reaches setting, 3-position 4-way solenoid directional control valve 17.1 is in meta, and hydraulic efficiency pressure system stops action.By adjusting so repeatedly, the tightening force that makes 27 pairs of belts of drawing cylinder is in all the time in the scope of a belt operation the most suitable, guarantee the normal operation of belt.
Pressure sensor 21.2 is used to detect drawing cylinder 27 rod chamber internal pressures, PLC analyzes drawing cylinder 27 residing states and sends the corresponding operating order of state therewith according to different conditions by the feedback signal of pressure sensor 21.2, thereby realizes the full automatic control to the tension section.Energy storage 26 is made accumulation of energy usefulness, to reduce the number of starts of hydraulic efficiency pressure system.
The implementation method that hydraulic pressure tuningout partial pressure oil sources replenishes action automatically is: after full automaticity tension deviation correcting device starts, pressure sensor 21.1 is given PLC with the pressure feedback in the energy storage 22, when the force value in the energy storage 22 is higher than the minimum value of setting, the system held present situation; When the force value in the energy storage 22 is lower than the minimum value of setting, electrical motor 9 starts, oil pump 10 is under the drive of electrical motor 9, make fluid arrive two-position three way solenoid directional control valve 20 by oil suction filter 4, pressure line filter 11, check valve 12, system's internal pressure is set by by pass valve 13, two-position three way solenoid directional control valve 20, fluid enters into energy storage 22 through two-position three way solenoid directional control valve 20, after the pressure in the energy storage 22 reaches the setup pressure value of by pass valve 13, two-position three way solenoid directional control valve 20 dead electricity, hydraulic efficiency pressure system stop action.Along with the action of adjusting repeatedly of hydraulic pressure tuningout part tuningout oil cylinder 28, the pressure in the energy storage 22 reduces gradually, and system will repeat above-mentioned process, be energy storage 22 supplementary pressure oil.
The implementation method of hydraulic pressure tuningout part automatic deflection adjusting action is: when belt to the left during sideslip, sideslip switch 29.1 sends signal to PLC, 3-position 4-way solenoid directional control valve 17.2 gets under the control of PLC, make spool be in right position, fluid from energy storage 22 through 3-position 4-way solenoid directional control valve 17.2, stacking type hydraulic control check valve 18.2 is to the rodless cavity of tuningout oil cylinder 28.1, tuningout oil cylinder 28.1 promotes changed course cylinder 33, the changed course cylinder 33 and the angle of belt are changed, thereby increase the friction force between changed course cylinder 33 and belt, belt is regulated to the right.After belt is adjusted to the tram, the blackout of sideslip switch 29.1, under the control of PLC 3-position 4-way solenoid directional control valve 17.2 electric, make spool be in position, a left side, fluid from energy storage 22 through 3-position 4-way solenoid directional control valve 17.2, stacking type hydraulic control check valve 18.2 is to the rod chamber of tuningout oil cylinder 28.1, tuningout oil cylinder 28.1 pulling changed course cylinders 33 are got back to original position, make changed course cylinder 33 vertical with belt, 3-position 4-way solenoid directional control valve 17.2 dead electricity, spool is in meta, and hydraulic efficiency pressure system is out of service.
When belt to the right during sideslip, sideslip switch 29.2 sends signal to PLC, 3-position 4-way solenoid directional control valve 17.3 gets under the control of PLC, make spool be in position, a left side, through 3-position 4-way solenoid directional control valve 17.3, stacking type hydraulic control check valve 18.3 is to the rodless cavity of tuningout oil cylinder 28.2 from energy storage 22 for fluid, tuningout oil cylinder 28.2 promotes changed course cylinder 33, the changed course cylinder 33 and the angle of belt are changed, thereby increase the friction force between changed course cylinder 33 and belt, belt is regulated to the left.After belt is adjusted to the tram, the blackout of sideslip switch 29.2, under the control of PLC 3-position 4-way solenoid directional control valve 17.3 electric, make spool be in right position, fluid from energy storage 22 through 3-position 4-way solenoid directional control valve 17.3, stacking type hydraulic control check valve 18.3 is to the rod chamber of tuningout oil cylinder 28.2, tuningout oil cylinder 28.2 pulling changed course cylinders 33 are got back to original position, make changed course cylinder 33 vertical with belt, 3-position 4-way solenoid directional control valve 17.3 dead electricity, spool is in meta, and hydraulic efficiency pressure system is out of service.
The process of hydraulic pressure automatic deflection adjusting is finished under the conveyer running state, and the action of hydraulic pressure tuningout can not produce any influence to the operation of conveyer.
Claims (6)
1. a fully automatic hydraulic tension deviation correcting device is characterized in that this device mainly comprises: pumping plant, fluid-pressure straining device, hydraulic pressure deviation correcting device, automatically controlled part;
The described automatically controlled PLC that comprises;
Described pumping plant comprises motor, oil pump, fuel tank and hydraulic tubing and control cock, and the switch of described motor is controlled by PLC, the described oil pump of described motor-driven;
Described hydraulic pressure tension section comprises tension control cock group, pressure sensor, take-up device, tension energy storage, described pressure sensor is electrically connected with PLC, switching by PLC control tension control cock group, described tension control cock group is connected with take-up device with the hydraulic tubing of pumping plant respectively, and described tension is arranged on the hydraulic tubing and with take-up device with energy storage and is connected;
Described hydraulic pressure tuningout partly comprises sideslip switch, tuningout control cock group, deviation correcting device, and described sideslip switch is electrically connected with PLC, and by the switching of PLC control tuningout control cock group, described tuningout control cock group is connected with deviation correcting device with the hydraulic tubing of pumping plant respectively.
2. according to the described fully automatic hydraulic tension of claim 1 deviation correcting device, it is characterized in that: described fluid-pressure straining device comprises drawing cylinder, electric winch, assembly pulley, tension winch, described assembly pulley is connected with the tension winch, described drawing cylinder is connected with the hydraulic tubing of tension control cock group output, the piston rod of described drawing cylinder also is connected with assembly pulley, and described electric winch is by steel cable tension sheave group.
3. according to the described fully automatic hydraulic tension of claim 1 deviation correcting device, it is characterized in that: described hydraulic pressure deviation correcting device comprises the tuningout oil cylinder, described tuningout oil cylinder is two, be separately positioned on the two ends of the changed course cylinder on the tension winch, the piston rod of described two tuningout oil cylinders is connected with the two ends of changed course cylinder respectively, and described tuningout oil cylinder is connected with the hydraulic tubing of tuningout control cock group output.
4. according to the described fully automatic hydraulic tension of claim 2 deviation correcting device, it is characterized in that: described tension control cock group comprises 3-position 4-way solenoid directional control valve, stacking type hydraulic control check valve, stacked unidirectional throttle valve, one end of described tension control cock group is connected with the fuel tank of pumping plant, and an other end is connected with drawing cylinder.
5. according to the described fully automatic hydraulic tension of claim 3 deviation correcting device, it is characterized in that: described tuningout control cock group comprises 3-position 4-way solenoid directional control valve and stacking type hydraulic control check valve, one end of described tuningout control cock group is connected with the fuel tank of pumping plant, and an other end is connected with the tuningout oil cylinder.
6. according to the described fully automatic hydraulic tension of claim 1 deviation correcting device, it is characterized in that: described hydraulic pressure deviation correcting device is provided with closed-center system, described closed-center system is pressure sensor and the energy storage that is arranged on the hydraulic tubing, and described pressure sensor is connected with PLC.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009202884707U CN201694599U (en) | 2009-12-28 | 2009-12-28 | Full-automatic hydraulic tensioning deviation adjusting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202884707U CN201694599U (en) | 2009-12-28 | 2009-12-28 | Full-automatic hydraulic tensioning deviation adjusting device |
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| CN201694599U true CN201694599U (en) | 2011-01-05 |
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| CN2009202884707U Expired - Fee Related CN201694599U (en) | 2009-12-28 | 2009-12-28 | Full-automatic hydraulic tensioning deviation adjusting device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102556603A (en) * | 2012-02-13 | 2012-07-11 | 北京天地玛珂电液控制系统有限公司 | Chain tensioning system of scraper conveyer |
| CN104843430A (en) * | 2015-05-19 | 2015-08-19 | 青岛港国际股份有限公司 | Non-integral pitching arm type stacker-reclaimer belt tensioning system and method |
| CN105000325A (en) * | 2014-04-22 | 2015-10-28 | 青岛软控机电工程有限公司 | Automatic deviation rectifying and tensioning device and method for conveying belt |
| CN105114371A (en) * | 2015-09-06 | 2015-12-02 | 宁夏元辰科技有限公司 | Passive hydraulic uniform loading apparatus |
| CN105329617A (en) * | 2015-12-07 | 2016-02-17 | 济南利江自动化设备有限公司 | Automatic tensioning mechanism for conveyor belt |
| WO2018132837A3 (en) * | 2017-01-16 | 2018-08-23 | Thyssenkrupp Industrial Solutions (Usa), Inc. | Hydraulic tensioning system for conveyors |
| CN110577065A (en) * | 2019-09-29 | 2019-12-17 | 江苏博世达液压机电有限公司 | Hydraulic automatic tensioning device for full-automatic conveying belt |
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- 2009-12-28 CN CN2009202884707U patent/CN201694599U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102556603A (en) * | 2012-02-13 | 2012-07-11 | 北京天地玛珂电液控制系统有限公司 | Chain tensioning system of scraper conveyer |
| CN102556603B (en) * | 2012-02-13 | 2014-07-30 | 北京天地玛珂电液控制系统有限公司 | Chain tensioning system of scraper conveyer |
| CN105000325A (en) * | 2014-04-22 | 2015-10-28 | 青岛软控机电工程有限公司 | Automatic deviation rectifying and tensioning device and method for conveying belt |
| CN104843430A (en) * | 2015-05-19 | 2015-08-19 | 青岛港国际股份有限公司 | Non-integral pitching arm type stacker-reclaimer belt tensioning system and method |
| CN105114371B (en) * | 2015-09-06 | 2017-02-01 | 宁夏元辰科技有限公司 | Passive hydraulic uniform loading apparatus |
| CN105114371A (en) * | 2015-09-06 | 2015-12-02 | 宁夏元辰科技有限公司 | Passive hydraulic uniform loading apparatus |
| CN105329617A (en) * | 2015-12-07 | 2016-02-17 | 济南利江自动化设备有限公司 | Automatic tensioning mechanism for conveyor belt |
| WO2018132837A3 (en) * | 2017-01-16 | 2018-08-23 | Thyssenkrupp Industrial Solutions (Usa), Inc. | Hydraulic tensioning system for conveyors |
| CN110475731A (en) * | 2017-01-16 | 2019-11-19 | 蒂森克虏伯工业解决方案(美国)公司 | Hydraulic pressure tension system for conveyer |
| US10696486B2 (en) | 2017-01-16 | 2020-06-30 | Thyssenkrupp Industrial Solutions (Usa), Inc. | Hydraulic tensioning system for conveyors |
| EP3568365A4 (en) * | 2017-01-16 | 2020-11-11 | Thyssenkrupp Industrial Solutions (USA), Inc. | Hydraulic tensioning system for conveyors |
| AU2018207218B2 (en) * | 2017-01-16 | 2021-02-04 | Flsmidth A/S | Hydraulic tensioning system for conveyors |
| CN110577065A (en) * | 2019-09-29 | 2019-12-17 | 江苏博世达液压机电有限公司 | Hydraulic automatic tensioning device for full-automatic conveying belt |
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