Closed loop swash plate type axial piston pump k8v series. Swashplate type axial piston pumps for open circuits in. Series pvplus horse powertorque controls with load sensing. Torque ripple attenuation for an axil piston swash plate. Wobble plate piston pump from internet glossary of pumps.
Komatsu swash plate type piston pumps news manuals. Component dimensions with fittings models 60 and 85. It was shown that the component of the moment that must be balanced by the pump. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to know and speak the laws that govern them. In this type, the cylinder block and drive shaft are located on the same centerline. Pumps shall be designed for the specified capacity, total dynamic head, type of fluid and viscosity of the fluid to be handled see 7. Thread and connector identification gerrard hydraulics. The k3vg pump incorporates high load bearings and a friction free contacting mechanism for the pistonshoes. Functional description the hpr 75 02 r tl e models are selfpriming swash plate type axial piston pumps. The vector stencils library hydraulic pumps and motors contains 74 symbols of hydraulic equipment. Chapter 3 gives some remarks concerning the input and output. They connect to our standard labtainer bpcs, productainer bpcs, singleuse bioreactors, mixers, and fermentors right on the shop floor.
For a given speed swash plate pumps can be of fixed displacement like this one, or variable by having a variable swash plate angle. Use these shapes for engineering drawings of fluid power and hydraulic control systems in the conceptdraw pro diagramming and vector drawing software extended with the mechanical engineering solution from the engineering area of conceptdraw solution park. Swashplate hydraulic pumps have a rotating cylinder containing pistons. Bosch rexroth swashplate pumps womack machine supply. Hydraulic pumps and motors vector stencils library fluid. This type of pump can develop incredible pressure 10,000 p. Aluminum rated to 3000 psi and ductile iron rated to 5000 psi. Aswithanyinspection, maintenanceandtestingprogram,goodrecordkeepingis. The horse power control type c provides the benefit of the load sensing control, plus the ability to limit the input power the pump. According to the rise of delivery pressure of a pump, the tilting angle of the pump is automatically decreased, and the constant torque control is achieved. K8v series closedloop variable displacement type axial piston pump specifications, general descriptions, and features 10 1. Therefore, an improved swashplate control system based on asymmetricvalvecontrolled asymmetricpiston scheme is presented as well, it is found to be an effective way to suppress the negative impact of swash plate.
Download komatsu swash plate type piston pumps online pdf and problems system pump, circuit design, system parts, diagram, oil, location schematic. Handoperated wobble pumps were used as emergency fuel pumps on some early aircraft. The weld type symbol is typically placed above or below the center of the reference line, depending on which side of the joint its on. K3vls series swash plate type axial piston pump specifications, general descriptions, and features 10 1. Pressure compensation reduced flow after reaching set pressure. For application specific drawings and curves, please contact your nearest authorised distributor at 06. Pump control force steering gear pump control frequency steering gear motor control type motor driven steering gear motor control type picture brand flutekkawasaki kawasaki license vital. Episod 15 how the hydraulic swash plate type piston pump. Springs force the pistons against the wobble plate. Theservicemaybeperformedbytrainedinhouse stafforbyaqualifiedcontractor. Lownoise the unique, compact and rigid housing construction in addition to the semicylindrical pillow type swashplate. It can be used as a standalone pump, a hydraulic motor or an automotive air conditioning compressor. This design has resulted in a pump with high reliability and long service life. The a series variable displacement piston pumps are swash plate type axial piston pumps, developed by yuken, providing lownoise with highefficiency.
See page viii for ordering cartridgebody and seals. Var iable pump with axial piston rotary group in swashplate design for hydrostatic drives in open circuit. A constant displacement hydraulic pump uses a fixed swash plate to drive a set of pistons in and out as they revolve. High efficiency and large selfpriming capability the spherical valve plate. A 75cm3rev swash plate type axial piston pump was modi. From the beginning a number of different compressor technologies have been used. Episod 15 how the hydraulic swash plate type piston pump works in hindi. Episode 46 how to select electric motor for hydraulic pumps in. The horse power control type c provides the benefit of the load sensing control, plus the ability to limit the input power the pump will draw. Swashplate axial piston pump k7vg series general descriptions reliable highpressure and longlife type this series of highpressure, swashplate type pumps was developed for general industrial. In this case, hydraulic oil is fed via the connection plate through a control slot to the cylinder bores. It translates linear actuation into rotational motion that, when connected to the valve plate orifice il block, periodically connects the piston with the pump intake and discharge. Firstly, the vibration signal of hydraulic pump was decomposed into a number of stationary intrinsic mode functions imfs.
Design and analysis of a swashplate control system for an. It is important to measure and match every criteria of. Dynamic vibration analysis of a swashplate type water hydraulic motor. Swash plate oscillation in a variable displacement. Specifies basic dimensions and gives alternative numbers and locations of baseplate fixing holes to suit individual installations. Pump types there are essentially three different types of positive displacement pump used in hydraulic systems. High spring force 16 adjustment setting the shaded areas of the chart indicate torque limiter settings which may not allow the pump to achive full flow or pressure.
The model ssp is the openimpeller version, and the model sspc is the enclosedimpeller version of the same pump. The flow can be infinit ely varied by adjusting the swashplate. Low noise variable displacement piston pumps a pvm. The flow is pr oportional to the drive speed and displacement. Active vibration control of swash platetype axial piston. Wt088 data sheet published information other than that marked certified is to be used as a guide only updated november 2016 mine dewatering solutions nominal flow maximum head 12. Then people and ahjs would not start questioning the pumps. K8v series closed loop swash plate type axial piston pump specifications, general descriptions, and features 10 1. Kpm swash plate type axial piston pumps programs for industrial vehicles displacement 60 cm3 double pump tandem type k3v63dt k5v80dt double pump parallel type k3v63dtp k5v80dtp single pump. At the top of their stroke, the pistons move over the inlet port and draw in fluid at low pressure.
High performance fluid control equipment hale hamilton. Shaft loading and bearing life conversion factors, formula and definition 8 k3vls series swash plate type axial piston pump specifications and features 10 specications, general descriptions, and features 1. A common example of a swashplate application in a fluid pump is the compressor of a presentday automobile air conditioning system. Thread and connector identification how to use this section this section is intended as an aid to identifying the most popular threads on hydraulic hose couplings and adaptors, and hydraulic equipment. For this type of pumps, the moment acting on the swash plate was studied theoretically by kassem and bahr 6. With this type of hydraulic pump, a socalled wobble plate is driven by the input or drive shaft. Apr 11, 2015 it would be great if, during acceptance testing, the pump would identically match the curve and nameplate info at churn, 100% and 150%. The pistons are connected to a shoe plate that bears against an angled swash plate. The next generation in jack plate design, the th marine atlas hydraulic jack plate 6 setback ahj6vdp, built for the heaviest and most powerful v6 engines on the market today, even the big four strokes. It is advised to read this chapter before consulting the rest of the manual. Thermo scientific standard fluid transfer assembly products increase singleuse product flexibility. Lightweight, space saving and cost effective, vanairs hydraulicallydriven underdeck air compressor systems are ideal for vehicles that already have a builtin hydraulic system.
High efficiency and large selfpriming capability the spherical valve plate and improved hydraulic bal. Vibration analysis of constant power regulated swash plate. The greater the slant the further the pistons move and the more fluid they transfer. Q l1 m3h 0 hp dischar ge head in meters 0 80 4,8 120 7,2 20 1,2 40 kw hp 2,4 nominal power 160 9,6 200 12 1 230 v 3 230. The motor function is the reverse of the pump function. Gear pumps the simplest and most robust positive displacement pump, having just two moving parts, is the gear pump.
Th marine atlas hydraulic jack plate 6 setback ahj6vdp. Nutating flowmeters and pumps have similar motions to the wobble of a swashplate, but do not necessarily transform the motion to a reciprocating motion at any time. However, due to special design of vdaapp valve plate, the swash plate torque severely limits system dynamic response. This plate transfers its axial movement to the nonrotating pistons. The axial piston pump drives a series of pistons aligned parallel with a shaft through a swashplate to pump a fluid. The basics of variable displacement pump controls crossco. Fillet welding refers to the process of joining two pieces of metal together whether they be perpendicular. High spring force 16 adjustment setting the shaded areas of the chart indicate torque limiter settings which may not allow the pump. Pdf dynamic vibration analysis of a swashplate type. Surface pump data information pump type fire construction industrial stock no sp9002 retail price manufacturer godwin date in stock jan 2015 model hl100m year of manufacture 2007 serial no s49693902 chassis pump data open skid open max flow 125m. Wtx84 data sheet published information other than that marked certified is to be used as a guide only updated november 2016 mine dewatering solutions rotation y performance nominal flow maximum head 12. In this view the variable orifice is restricting pump flow. In particular, the double pump with its tandem arrangement, has eliminated a power divider, has an increased transmission efficiency, and is lighter.
And they deliver simplified connectivity and enable greater pro. By varying the angle of the swashplate, the pistons stroke and, therefore, the compressors. Circuit savers function flow divider andor combiner on a flow divider andor combiner on b ports 24 aluminum ductile iron 2,4 model code list price model code list. A spring pushes the pistons against a stationary swash plate, which sits at an angle to the cylinder. In such a situation it is recommended that the pump. Hydraulictraining axial piston units basic principles. Facilities and resources in support of our customers, as a design authority, our principal asset is the knowledge, experience and commitment of our people. Pressure compensated control is the most basic control for a variable stroke piston pump.
Data sheet audex designed with your industry in mind note this information is for guidance reference only. Swash plate inline hydraulic piston pump in this type, the axial reciprocating motion of the pistons is obtained by a swash plate that is either fixed or variable in its degree of angle. Swash plate in a singlepiston, isothermal axial piston. Accumulators64, 65 adaptors, met ric112 adaptors, pump motor 48. In this video we have explained all the components of the pump and how each components contribute to its working, you can see how the flow can be varied using the swash plates. Since the pressure is equal on both sides of the spool, the differential spring keeps the spool to the left. Aa50561 pumps, rotary, powerdriven, viscous liquids no ss. It should be installed in an area set aside for garden use, and finally covered with bark or garden mulch after installation is complete. Iso hydraulic schematic symbols hydraulic and pneumatic engineering, design resources the following are to links of iso hraulic schematic symbols and other useful data.
H3v series, swash plate type double piston pumps h3v series double axial type piston pumps specifications spline specifications model model abc d e h3v63 50. Sscx pump performance code model absorbed power kw voltage v amp. Surface pump data information pump type fire construction industrial stock no sp9188 retail price manufacturer selwood date in stock oct 2014 model h100hm year of manufacture serial no chassis pump data open skid open max flow 225m. In addition to the pid controller, the control panel on the e3 series plate heat exchanger contains.
A novel method which is based on ensemble empirical mode decomposition eemd and symbolic time series analysis stsa was proposed in this paper. When highpressure oil supplied from the pump flows into the cylinder block through the valve plate, the swash plate is pushed by the force of. The movement of the swash plates has been measured by means of inductive sensors one for each swash plate. Compare this pump, also known as a wabble plate pump, to the radial piston pump, swash plate pump, and bent axis pump. An axial piston pump is a positive displacement pump that has a number of pistons in a circular array within a cylinder block. Download komatsu swash plate type piston pumps pdf made by komatsu with 36 pages, files size 10266516 bytes, page size 595 x 842 pts a4 rotated 0 degrees.
Chapter 4 describes the complete set of commands of the program swash. The symbol is interpreted as a simplified crosssection of the weld. The earliest systems used piston compressors in various configurations. Air conditioning began to become available for vehicles in the early 1950s. Functional description of regulator load sensing and pressure cutoff 14 pressure cutoff 15 torque limiter 16. Specications relief valve 14 pressure cutoff charge pump. V90n swashplate type axial piston double pump series 0112 technical data 02 type introduction 0304 control principle e1 electroproportional displacement control principle 05 h1h2h3 negative flow control schematic 0506 installation size v90n type 07 v90n 180 type. The fault pattern identification of hydraulic pump based on.
Bsp, metric, american and japanese thread sizes can be very similar. The total horsepower control can be achieved by decreasing the horsepower of a pump depending upon the pressure of its companion pump. Pressure ratings, material specifications on page xiv. Piston motor swash plate type basic characteristics. The pumps shall be capable of continuously delivering its rated capacity at a pump efficiency of not less than 50 percent.
Specizcations relief valve 14 pressure cutoff charge pump. A linearized model was developed and used to investigate the effect of operating parameters on the pump performance. Swash plate inline hydraulic piston pump hydraulic pump. Vibration analysis of constant power regulated swash plate axial piston pumps. Pump circuit control assembly suitable for reservior mounting for use with multiple pump circuits yfr lan see chart above a ports port code d l w list price. This engineering drawing present weld type symbols and fillet weld symbols. Our innovative high tech engineered polymer rod and slot lifting design guarantees trouble free action. If youre using someone elses rusty cast iron pump, or one of our competitors bulky stainless pumps, the sspc will definitely be an upgrade. As the piston barrel assembly rotates, the pistons rotate around the shaft, with the piston shoes in contact with and sliding along the swash plate. Note similarities to, and differences from, the wobble pump, radial piston pump, and bent axis pump. A second area on the high pressure sensing piston accounts for the power of an additional working circuit.
676 955 1115 718 461 536 946 1577 1512 1199 635 1087 1187 1389 1360 1373 423 627 163 1397 1453 1481 531 1163 1330 77 716 1018 928 676 70 706 1047 1195 103 509