CN103352881B - One kind is used for hydraulic power unit of groove machine for end surface of pipeline and configuration method - Google Patents
One kind is used for hydraulic power unit of groove machine for end surface of pipeline and configuration method Download PDFInfo
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- CN103352881B CN103352881B CN201310255558.XA CN201310255558A CN103352881B CN 103352881 B CN103352881 B CN 103352881B CN 201310255558 A CN201310255558 A CN 201310255558A CN 103352881 B CN103352881 B CN 103352881B
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Abstract
The present invention relates to the subsystem technical field of beveling machine, for hydraulic power unit of groove machine for end surface of pipeline and configuration method, hydraulic power unit includes open one kind:Fluid motor-driven oil circuit, single cylinder and twin-tub drive oil circuit, connect and between the outfan of fluid motor-driven oil circuit of hydraulic motor and oil revolving end, be provided with unloader, connect single cylinder, with the single cylinder of twin-tub, the outfan of twin-tub driving oil circuit is provided with the overflow valve connecting with fuel tank;The oil revolving end of fluid motor-driven oil circuit drives the oil revolving end of oil circuit to be connected by oil pipe with single cylinder and twin-tub.It is convenient, it can be avoided that hydraulic pressure pump startup is with regard to defect with pressure that the present invention has mounting and adjusting;Avoid accelerating the short hydraulic shock causing of starting time due to motor.Reduce system heat generation, improve hydraulic characteristic;Stability, the reliability of hydraulic power unit are provided.
Description
Technical field
The present invention relates to the subsystem technical field of beveling machine, specifically a kind of hydraulic power of pipeline end face groove machine
Unit and collocation method.
Background technology
Pipeline end face groove machine drives hydraulic motor rotation generally by hydraulic oil, and hydraulic motor passes through gear drive again
Device makes workpiece rotate, the advance of pipeline end face groove machine workpiece simultaneously, fallback function and self-centering tension mechanism
Etc. be also by hydraulic oil promote piston cylinder drive.
Existing hydraulic power unit is usually present hydraulic pressure pump startup at present is operation with pressure, cause system heat generation big,
Hydraulic oil container is bulky, remote operation function is few, loine pressure is higher so that the defect such as easy ageing failure of sealing member.
Content of the invention
For solving the problems referred to above that existing hydraulic power unit exists, the invention provides a kind of be used for pipeline end face groove
The hydraulic power unit of machine and and collocation method, be capable of hydraulic pump low voltage starting, system heat generation very little, remote control function
More comprehensive, impact very little during motor starting, can be reliable, stable supply hydraulic power for pipeline end face groove machine.
For reaching above-mentioned purpose, the present invention is achieved through the following technical solutions:
One kind is used for hydraulic power unit of groove machine for end surface of pipeline, including:Fluid motor-driven oil circuit, single cylinder and twin-tub
Drive oil circuit, connect and be provided with unloader between the outfan of fluid motor-driven oil circuit of hydraulic motor and oil revolving end(8), even
The outfan that order cylinder drives oil circuit with the single cylinder of twin-tub with twin-tub is provided with the overflow valve connecting with fuel tank(12);Hydraulic motor
The oil revolving end driving oil circuit drives the oil revolving end of oil circuit to be connected by oil pipe with single cylinder and twin-tub.
Described fluid motor-driven oil circuit is by hydraulic motor(1), banked direction control valves(2), Main Hydraulic Pump(9)And engine(7)(Electricity
Motivation or electromotor)Constitute, described two hydraulic motors in parallel(1)By banked direction control valves(2)With Main Hydraulic Pump(9)Outfan
Connection, Main Hydraulic Pump(9)Input connected with the hydraulic oil of fuel tank by filter;Described Main Hydraulic Pump(9)Line shaft
With engine(7)Connect with one heart;Engine(7)For motor or be electromotor;Described Main Hydraulic Pump(9)It is provided with oil pipe
The hydraulic oil radiator connecting with fuel tank hydraulic oil(10).
Described single cylinder and twin-tub drive oil circuit, by auxiliary hydraulic pump(11)Outfan and single cylinder-actuated oil circuit in parallel and double
Cylinder drives oil circuit to be connected, auxiliary hydraulic pump(11)Input connected with the hydraulic oil of fuel tank by filter;And auxiliary hydraulic pump
(11)Outfan be provided with overflow valve(12), overflow valve(12)Connected with the hydraulic oil of fuel tank by oil pipe;
Described single cylinder-actuated oil circuit is by two hand-operated direction valves in parallel(3)、(5)Outfan respectively with single cylinder piston two
The hydraulic oil interface of side is connected, two hand-operated direction valves in parallel(3)、(5)Input respectively with auxiliary hydraulic pump(11)Defeated
Go out end to be connected by oil pipe with oil revolving end;And two hand-operated direction valves in parallel(3)、(5)Outfan side is connected in the same direction
Flow speed control valve is provided with oil circuit(4).
Described twin-tub drives oil circuit by hand-operated direction valve(6)The outfan hydraulic oil interface with two-cylinder piston both sides respectively
It is connected, hand-operated direction valve(6)Input respectively with auxiliary hydraulic pump(11)Outfan be connected by oil pipe with oil revolving end.
A kind of collocation method for hydraulic power unit of groove machine for end surface of pipeline, its step is as follows:
1st, select engine
When engine is for motor, Main Hydraulic Pump(9), auxiliary hydraulic pump(11)Driven by two motors respectively;
When engine is for electromotor, Main Hydraulic Pump(9), auxiliary hydraulic pump(11)By an engine driving;
2nd, Main Hydraulic Pump and auxiliary hydraulic pump are selected,
From the big flow that flow is with pressure, low-pressure variable displacement Main Hydraulic Pump can be adjusted, it is responsible for driving pipeline end face
The workpiece of beveling machine carries out rotary cutting to pipeline, improves hydraulic power unit to different model pipeline end face groove machine
Suitability;
From the low discharge that flow is with pressure, the auxiliary hydraulic pump of low-pressure variable displacement can be adjusted, it is responsible for driving pipeline end face
The workpiece of beveling machine is realized fast forwarding through, rapid backward action and work are entered, tensioner action;Two sets of hydraulic pressure pump conduit mutually not shadow
Ring and interfere it is ensured that the job stability of pipeline end face groove machine;
3rd, cool down the hydraulic oil of hydraulic pump,
The earial drainage hydraulic oil of hydraulic pump is the principal element causing hydraulic pressure heating of oil, and it is air-cooled that hydraulic power unit configures
Hydraulic oil radiator(10)Can be to Main Hydraulic Pump(9), auxiliary hydraulic pump(11)Earial drainage hydraulic oil carry out force cooling, effectively change
It has been apt to hydraulic oil heat condition, Hydraulic Station can be made to adapt to high-temperature work environment.
4th, it is configured with Electromagnetic Control unloader open in usual(8), make Main Hydraulic Pump be in unloading condition, Main Hydraulic Pump when starting
The hydraulic oil of output directly returns fuel tank, reduces the danger transshipped when engine starts, it also avoid due to high pressure kicks simultaneously
Caused hydraulic pressure heating of oil serious problems;
When needing to set up pressure so that during drive motor, unloader can be made by the selecting switch on remote controllers
(8)Calutron works, and makes unloader reach the operating pressure of setting.
5th, it is configured with long-range chain control button box, be connected with hydraulic power unit long-distance cable, facilitate pipe end
Face beveling machine is remotely also enabling startup, stopping, jerk and the unloader of hydraulic power unit apart from hydraulic power unit
The operations such as switch selection, bring great convenience to execute-in-place.
Work as unloader(8)During pressurized operation, by controlling banked direction control valves(2)The size of handle work angle just can control many
Road valve(2)The aperture of valve element, and then the flow that control hydraulic oil passes through, make motor(1)The speed of rotation can control, and effectively drops
Low motor(1)Impact to pipeline end face groove machine during Acceleration of starting.
6th, due to model difference, the pipe diameter range spans processed are very big, required for pipeline end face groove machine
The pressure of hydraulic oil, flow adjusting range are also very big.Rotating speed by motivation of adjustment machine(Electromotor is directly by Throttle Opening Control, electricity
It is automatically controlled that motivation is configured with frequency control), hydraulic power unit can be made to adapt in the case of without changing hydraulic pump and motor
The pipeline end face groove machine of nearly all model, effectively increases the versatility of equipment.
Due to adopting technique scheme, the present invention has following superiority:
One kind is used for hydraulic power unit of groove machine for end surface of pipeline and method, and mounting and adjusting is convenient, can effectively change
The stability of kind hydraulic power unit, reliability.The present invention is simple and reliable, and concrete superiority is as follows:
1st, hydraulic pressure pump output terminal selects Electromagnetic Control unloader open in usual, controls the electromagnetic installing of unloader using remote control device
Put and so that unloader is switched between off-load and overflow pressurization function, it is to avoid hydraulic pressure pump startup is just with pressure;
2nd, select big flow, low-pressure hydraulic pump, design simultaneously uses big orifice fluid pressure line, reduce system pressure further
Power, it is to avoid system heat generation, improves hydraulic stability;
3rd, the design draining of hydraulic pump and system oil return chiller, main hydraulic oil pyrotoxin is carried out forcing cold
But, reduce system heat generation, improve hydraulic characteristic further;
4th, increase the start and stop button of hydraulic power unit on a remote control using automatically controlled principle of parallel, convenient
Execute-in-place;
5th, setting can control the switch that the banked direction control valves of valve element aperture is opened and closed as motor, makes motor slowly controlled
Start, it is to avoid because motor accelerates the short hydraulic shock causing of starting time.
Brief description
Fig. 1 is the hydraulic power unit structural representation of the present invention;
In figure 1. motor, 2. banked direction control valves, 3. hand-operated direction valve Isosorbide-5-Nitrae. flow speed control valve, 5. hand-operated direction valve 2,6. handss
Dynamic reversal valve 3,7. engine, 8. unloader, 9. Main Hydraulic Pump, 10. hydraulic oil radiator, 11. auxiliary hydraulic pumps, 12.
Overflow valve.
Specific embodiment
As shown in figure 1, a kind of be used for hydraulic power unit of groove machine for end surface of pipeline, including:Fluid motor-driven oil circuit,
Single cylinder and twin-tub drive oil circuit, connect to be provided between the outfan of fluid motor-driven oil circuit of hydraulic motor and oil revolving end and unload
Lotus valve(8), connect single cylinder, with the single cylinder of twin-tub, the outfan of twin-tub driving oil circuit be provided with the overflow valve connecting with fuel tank
(12);The oil revolving end of fluid motor-driven oil circuit drives the oil revolving end of oil circuit to be connected by oil pipe with single cylinder and twin-tub.
Described fluid motor-driven oil circuit is by hydraulic motor(1), banked direction control valves(2), Main Hydraulic Pump(9)And engine(7)(Electricity
Motivation or electromotor)Constitute, described two hydraulic motors in parallel(1)By banked direction control valves(2)With Main Hydraulic Pump(9)Outfan
Connection, Main Hydraulic Pump(9)Input connected with the hydraulic oil of fuel tank by filter;Described Main Hydraulic Pump(9)Line shaft
With engine(7)Connect with one heart;Engine(7)For motor or be electromotor;Described Main Hydraulic Pump(9)It is provided with oil pipe
The hydraulic oil radiator connecting with fuel tank hydraulic oil(10).
Described single cylinder and twin-tub drive oil circuit, by auxiliary hydraulic pump(11)Outfan and single cylinder-actuated oil circuit in parallel and double
Cylinder drives oil circuit to be connected, auxiliary hydraulic pump(11)Input connected with the hydraulic oil of fuel tank by filter;And auxiliary hydraulic pump
(11)Outfan be provided with overflow valve(12), overflow valve(12)Connected with the hydraulic oil of fuel tank by oil pipe;
Described single cylinder-actuated oil circuit is by two hand-operated direction valves in parallel(3)、(5)Outfan respectively with single cylinder piston two
The hydraulic oil interface of side is connected, two hand-operated direction valves in parallel(3)、(5)Input respectively with auxiliary hydraulic pump(11)Defeated
Go out end to be connected by oil pipe with oil revolving end;And two hand-operated direction valves in parallel(3)、(5)Outfan side is connected in the same direction
Flow speed control valve is provided with oil circuit(4).
Described twin-tub drives oil circuit by hand-operated direction valve(6)The outfan hydraulic oil interface with two-cylinder piston both sides respectively
It is connected, hand-operated direction valve(6)Input respectively with auxiliary hydraulic pump(11)Outfan be connected by oil pipe with oil revolving end.
A kind of collocation method for hydraulic power unit of groove machine for end surface of pipeline, its step is as follows:
1), configuration engine,
When engine is for motor, Main Hydraulic Pump(9), auxiliary hydraulic pump(11)Driven by two motors respectively;
When engine is for electromotor, Main Hydraulic Pump(9), auxiliary hydraulic pump(11)By an engine driving;
2), configuration Main Hydraulic Pump and auxiliary hydraulic pump,
From the responsible workpiece driving pipeline end surface beveller, pipeline is carried out with the Main Hydraulic Pump of rotary cutting(9),
The big flow of flow and pressure, the function of low-pressure variable displacement can be adjusted it is adaptable to various model pipeline end face groove machine
Suitability;
Realize fast forwarding through from the responsible workpiece driving pipeline end surface beveller, rapid backward action and work are entered,
The auxiliary hydraulic pump of tensioner action(11), low discharge, the function of low-pressure variable displacement of flow and pressure can be adjusted;Main Hydraulic Pump
Interference be independent of each other with the hydraulic pressure pump conduit of auxiliary hydraulic pump it is ensured that the job stability of pipeline end face groove machine;
3), configuration cooling hydraulic pump hydraulic oil hydraulic oil radiator(10),
The air-cooled hydraulic oil radiator of hydraulic power unit configuration(10)Can be to Main Hydraulic Pump(9), auxiliary hydraulic pump
(11)Earial drainage hydraulic oil carry out force cooling, improve hydraulic oil heat condition, make Hydraulic Station adapt to high-temperature work environment;
4), be configured with Electromagnetic Control unloader open in usual(8), make Main Hydraulic Pump be in unloading condition when starting, can make
The hydraulic oil of Main Hydraulic Pump output directly returns fuel tank, reduces the danger transshipped when engine starts, it also avoid simultaneously due to
Hydraulic pressure heating of oil serious problems caused by high pressure kicks;
When needing to set up pressure so that during drive motor, unloader can be made by the selecting switch on remote controllers
(8)Calutron works, and makes unloader reach the operating pressure of setting;
5), be configured with long-range chain control button box, chain control button box adopts long-distance cable and hydraulic power list
Unit connects, and realizes the operation that startup, stopping, jerk and the off-load threshold switch of long-range chain control hydraulic power unit select, gives
The operator at dangerous scene brings great convenience;
Work as unloader(8)During pressurized operation, by controlling banked direction control valves(2)The size of handle work angle, controls banked direction control valves
(2)The aperture of valve element, and then the flow that control hydraulic oil passes through, control hydraulic motor(1)The speed of rotation, reduces hydraulic pressure horse
Reach(1)Impact to pipeline end face groove machine during Acceleration of starting.
6), by the rotating speed of motivation of adjustment machine 7, hydraulic pressure can be made to move in the case of without changing hydraulic pump and motor
Power unit is applied to 6 to 42 pipeline end face groove machine, effectively increases the versatility of equipment;Engine 7 is electromotor
Adjustment of rotational speed directly by Throttle Opening Control, engine 7 is that the adjustment of rotational speed of motor is automatically controlled by frequency control.
I.e. hydraulic power unit(Hydraulic Station)Main part is by motor(1), banked direction control valves(2), hand-operated direction valve 1(3)、2
(5)、3(6), flow speed control valve(4), engine(7)(Motor or electromotor), unloader(8), Main Hydraulic Pump(9), hydraulic oil radiating
Device(10), auxiliary hydraulic pump(11), overflow valve(12)Deng composition.
When engine is for motor, Main Hydraulic Pump(9), auxiliary hydraulic pump(11)Driven by two motors respectively;When dynamic
When power machine is electromotor, Main Hydraulic Pump(9), auxiliary hydraulic pump(11)By an engine driving.
From the big flow that flow is with pressure, low-pressure variable displacement Main Hydraulic Pump can be adjusted, it is responsible for driving pipeline end face
The workpiece of beveling machine carries out rotary cutting to pipeline, improves hydraulic power unit to different model pipeline end face groove machine
Suitability.
From the low discharge that flow is with pressure, the auxiliary hydraulic pump of low-pressure variable displacement can be adjusted, it is responsible for driving pipeline end face
The workpiece of beveling machine is realized fast forwarding through, rapid backward action and work are entered, tensioner action.Two sets of hydraulic pressure pump conduit mutually not shadow
Ring and interfere, the job stability of pipeline end face groove machine can be effectively ensured.
The earial drainage hydraulic oil of hydraulic pump is the principal element causing hydraulic pressure heating of oil, and it is air-cooled that hydraulic power unit configures
Hydraulic oil radiator(10)Can be to Main Hydraulic Pump(9), auxiliary hydraulic pump(11)Earial drainage hydraulic oil carry out force cooling, effectively change
It has been apt to hydraulic oil heat condition, Hydraulic Station can be made to adapt to high-temperature work environment.
It is configured with Electromagnetic Control unloader open in usual(8), make Main Hydraulic Pump be in unloading condition when starting, Main Hydraulic Pump is defeated
The hydraulic oil going out directly returns fuel tank, reduces the danger transshipped when engine starts, it also avoid by high pressure kicks institute simultaneously
The hydraulic pressure heating of oil serious problems causing.When needing to set up pressure so that during drive motor, by the selection on remote controllers
Switch can make unloader(8)Calutron works, and makes unloader reach the operating pressure of setting.
It is configured with long-range chain control button box, be connected with hydraulic power unit long-distance cable, facilitate pipeline end face
Beveling machine leaves in startup, stopping, jerk and the unloader remotely also enabling hydraulic power unit apart from hydraulic power unit
Close the operation such as selection, bring great convenience to execute-in-place.
Work as unloader(8)During pressurized operation, by controlling banked direction control valves(2)The size of handle work angle just can control many
Road valve(2)The aperture of valve element, and then the flow that control hydraulic oil passes through, make motor(1)The speed of rotation can control, and effectively drops
Low motor(1)Impact to pipeline end face groove machine during Acceleration of starting.
Pipeline end face groove machine is different due to model, very big, the required liquid of the pipe diameter range spans processed
The pressure of force feed, flow adjusting range are also very big.Rotating speed by motivation of adjustment machine(Electromotor is directly by Throttle Opening Control, electronic
It is automatically controlled that machine is configured with frequency control), hydraulic power unit can be made to adapt to several in the case of without changing hydraulic pump and motor
The pipeline end face groove machine of all models, effectively increases the versatility of equipment.
Claims (1)
1. a kind of collocation method for hydraulic power unit of groove machine for end surface of pipeline it is characterised in that:Its step is as follows:
1), configuration engine,
When engine is for motor, Main Hydraulic Pump(9), auxiliary hydraulic pump(11)Driven by two motors respectively;Or engine
During for electromotor, Main Hydraulic Pump(9), auxiliary hydraulic pump(11)By an engine driving;
2), configuration Main Hydraulic Pump and auxiliary hydraulic pump,
From the responsible workpiece driving pipeline end surface beveller, pipeline is carried out with the Main Hydraulic Pump of rotary cutting(9), can
Big flow, the function of low-pressure variable displacement of adjustment flow and pressure are it is adaptable to being adapted to of various model pipeline end face groove machine
Property;
Realize fast forwarding through from the responsible workpiece driving pipeline end surface beveller, rapid backward action and work are entered, tensioner
The auxiliary hydraulic pump of action(11), low discharge, the function of low-pressure variable displacement of flow and pressure can be adjusted;Main Hydraulic Pump and auxiliary
The hydraulic pressure pump conduit of hydraulic pump is independent of each other interference it is ensured that the job stability of pipeline end face groove machine;
3), configuration cooling hydraulic pump hydraulic oil hydraulic oil radiator(10),
The air-cooled hydraulic oil radiator of hydraulic power unit configuration(10)Can be to Main Hydraulic Pump(9), auxiliary hydraulic pump(11)'s
Earial drainage hydraulic oil carries out forcing cooling, improves hydraulic oil heat condition, makes Hydraulic Station adapt to high-temperature work environment;
4), be configured with Electromagnetic Control unloader open in usual(8), make Main Hydraulic Pump be in unloading condition when starting, main liquid can be made
The hydraulic oil of press pump output directly returns fuel tank, reduces the danger transshipped when engine starts, it also avoid due to high pressure simultaneously
Hydraulic pressure heating of oil serious problems caused by overflow;
When needing to set up pressure so that during drive motor, unloader can be made by the selecting switch on remote controllers(8)Electricity
Magnetic device works, and makes unloader reach the operating pressure of setting;
5), be configured with long-range chain control button box, chain control button box adopts long-distance cable and hydraulic power unit even
Connect, realize the operation that startup, stopping, jerk and the off-load threshold switch of long-range chain control hydraulic power unit select, to danger
The operator at scene brings great convenience;
Work as unloader(8)During pressurized operation, by controlling banked direction control valves(2)The size of handle work angle, controls banked direction control valves(2)Valve
The aperture of core, and then the flow that control hydraulic oil passes through, control hydraulic motor(1)The speed of rotation, reduces hydraulic motor(1)
Impact to pipeline end face groove machine during Acceleration of starting;
6), pass through motivation of adjustment machine(7)Rotating speed, hydraulic power can be made in the case of without changing hydraulic pump and motor
Unit is applied to 6 to 42 pipeline end face groove machine, effectively increases the versatility of equipment;Engine(7)For electromotor
Adjustment of rotational speed directly by Throttle Opening Control, engine(7)Automatically controlled by frequency control for the adjustment of rotational speed of motor.
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CN106763004B (en) * | 2017-02-07 | 2018-08-28 | 宁波恒力液压股份有限公司 | A kind of hydraulic pump intelligent filtering structure |
CN108897360A (en) * | 2018-07-13 | 2018-11-27 | 成都熊谷加世电器有限公司 | Pipe end shaping device monitoring system based on embedded intelligence control system |
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CN2268588Y (en) * | 1995-01-03 | 1997-11-26 | 夏尊玉 | Multifunctional and automatic digit controlling pipe bender |
CN2512544Y (en) * | 2001-08-30 | 2002-09-25 | 中国石油天然气管道局 | Trimmer for pipeline end face groove |
CN201505763U (en) * | 2009-08-20 | 2010-06-16 | 无锡市翱翔电力配套设备有限公司 | Hydraulic system of an elbow double-ended bevelling machine |
CN203430883U (en) * | 2013-06-25 | 2014-02-12 | 洛阳德平机械设备有限公司 | Hydraulic power unit of groove machine for end surface of pipeline |
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2013
- 2013-06-25 CN CN201310255558.XA patent/CN103352881B/en active Active
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CN2268588Y (en) * | 1995-01-03 | 1997-11-26 | 夏尊玉 | Multifunctional and automatic digit controlling pipe bender |
CN2512544Y (en) * | 2001-08-30 | 2002-09-25 | 中国石油天然气管道局 | Trimmer for pipeline end face groove |
CN201505763U (en) * | 2009-08-20 | 2010-06-16 | 无锡市翱翔电力配套设备有限公司 | Hydraulic system of an elbow double-ended bevelling machine |
CN203430883U (en) * | 2013-06-25 | 2014-02-12 | 洛阳德平机械设备有限公司 | Hydraulic power unit of groove machine for end surface of pipeline |
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