The bent shaft affects alignment process by showing improper reading. Shaft alignment status pro maschinenmesstechnik gmbh bochum. Basic shaft alignment workbook for industrial rotatin n1achincrv. The primary reasons why machinery is misaligned is lack of proper training, improper tools to do the job, and that people are not given enough time to do it right. Complete a handson rough alignment using straight edge techniques. Measure, diagnose, and correct soft foot with the assistance of the laser system and feeler gauges. Rolling element bearings are misaligned when the faces of the inner ring and the outer ring are not parallel. Read the article to know more about shaft alignment method and techniques. Part alignment sample the crankshaft was set up nearly parallel to the cmm yaxis. Facilities instructions, standards, and techniques volume.
A machine properly aligned will be a reliable asset to the plant, it will be there when it is needed and will require less scheduled and unscheduled maintenance. Coal handling plant alignment standards for shaft to shaft. The procedure for doing reverse dial indicator alignment is not a difficult one. Adjust the machine in live mode in both horizontal and. In fact, the improvements in machine design were critical to the development of thin kerf sawing systems. Measure and correct alignment of the machine to achieve the final alignment to the required targets within tolerances. For maintenance personnel in drinking water and wastewater. Facilities instructions, standards, and techniques volume 21. Pdf a laser shaft alignment by ipspsds for rotary machine. The alignment of shaft with the bearing and housing, which is a manufacturing tolerance stackup of the bearing parts and the housing bores and faces. Alignment of vertical shaft hydro units fist 007 08022016.
Dial gauge alignment procedure in covered with detailed animation. Shaft alignment tolerances historically, shaft alignment tolerances have been governed by the coupling manufacturers design specifications. In contrast, the goal of alignment technique is to locate potential problems and quantify whether the problem must first be addressed in order to be able to successfully complete the alignment job. To achieve this goal, components that are the most likely to fail must be made to operate within their acceptable design limits. Shaft alignment is a technical skill that is not common in the construction and maintenance. For ease of use, the reverse dial formula has been incorporated into a shaft alignment data form, shown in figure 50.
We plan your individual system and offer training programms for installation, trouble shooting and maintenance. Ny nasa contractor report 2975 balancing techniques for highspeed flexible rotors a. However, the task of shaft allignment can be made easy by following a few guidelines. Shaft aligning techniques shaft alignment by conventional method shaft alignment by dial test indicator dti shaft alignment by using laser equipment shaft alignment by using computer. Shaft alignment training course ppt presentation and. Shaft alignment is our business for more than 20 years. Figure 12 indicates the basic principles involved in these techniques. In isolation each strategy can help to reduce unexpected machine failure but taken together they form the hub. Shaft alignment industrial wiki odesie by tech transfer. A practical guide to shaft alignment plant services. Shaft alignment is a method or procedure by which shafts of machines such as motors and turbines are connected to a generator or pump in proper alignment.
We have already discussed basics of shaft alignment and shaft alignment terminology in our previous post. The skf tksa 11 is operated with an app for ios mobile devices that allows high quality displays to be used and offers productivity increases through the functionality of the device. With the knowledge, you can outline an optical alignment. Standard approach new guidelines on shaft alignment and machinery installation the new standards in shaft alignment and machinery installation are a musthave for anyone involved in rotating machinery. Examples are given with photographs for different styles of couplings such as gear, elastomeric and flexpack types. The tksa 31 is skfs most affordable solution for easy laser shaft alignment. A laser shaft alignment by ips psds for rotary machine irjet. Shaft alignment handbook third edition by john piotrowski pdf, lots of the substance amenities taken for granted in the modern society are made possible by the many rotating machinery systems found in each area of the planet.
The alignment training is suitable for technicians undertaking machine alignment, coupling alignment, motor alignmnet, pump alignment, etc. Achieving proper alignment, however, involves much more than merely adjustment the machines so that the shafts are coaxial. Alignment is critical to modem sawmills using thin kerf saws. This measurement can be projected the full length of both shafts for proper positioning there is a need to allow for thermal movement. Accurately aligning shafts can prevent a large number of machinery breakdowns and reduce unplanned downtime that results in a loss of production. Good shaft alignment practice should be a key strategy in the. If, on the other hand, you update your knowledge of shaftalignment techniques and acceptable alignment tolerances. Proper alignment of rotating equipment has a long been recognized as a prerequisite to safe, reliable operation.
Live view supports intuitive measurements and facilitates horizontal and vertical. For example, the only correct way to express shaft alignment tolerances is in terms of alignment conditions at the coupling, and we will describe several ways to do this. Ensure proper horizontal and vertical scaling techniques are consistently used. Practical alignment tools and techniques bruce lehmann sr. The main purpose of shaft alignment is to make sure that the center line of the motor rotor shaft coincides with the center line of the driven machinery i. The shaft alignment training course provides a highly practical knowledge of the use of dial gauge in coupling alignment. The most secure digital platform to get legally binding, electronically signed documents in just a few seconds. The skf tksa 11 is an innovative shaft alignment tool that uses smartphones and tablets and intuitively guides the user through the shaft alignment process. The quality of any cmm inspection program is only as good as the thought process put into building a sound and robust part alignment. Engineer, thin kerf technologies inc accurate sawing requires attention to proper alignment and maintenance. Fast way to align machinery shafts vibralign is committed to helping businesses use their resources more efficiently and effectively. Virtually everything we consume or use has been touched or produced in some manner by rotating gear.
Pump alignment form fill out and sign printable pdf. Reverse alignment is the measurement of the axis, or centerline, of one shaft to the relative position of the axis of an opposing shaft centerline. Operative techniques for intramedullary nailing of the comminuted, diaphyseal femur fracture introduction shortened and rotationally unstable femoral shaft fractures can be extremely challenging even for the very experienced. Start a free trial now to save yourself time and money.
Latham, new york prepared for lewis research center under contract nas318520. The importance of motor shaft alignment department of energy. In this example, one piston armmounting journal is the reference. Skf shaft alignment tool tksa 51 instruction and demonstration duration. Improper alignment results in excessive vibration, short life of driven equipment compound bearing and coupling clutch parts, and frequent re alignment. Put feeler gauges, vernier callipers and straight edges to good use to achieve initial roughedin shimming and. The book is reference material on rotating machinery basics, pump overhaul, mechanical seals, basic vibration, and shaft alignment. Learn why from our canadian distributor john lambert. The proper shaft alignment procedure is to secure the driven equipment first because moving a pump, for example, would stress the connecting piping. Vibration wear energy usage proper alignment increases reliability. Next, install the coupling to the driven equipment. The motor should then be moved into proper alignment and joined to the coupling. Shaft aligning procedure preliminary checks visually check coupling, pipe hangers, base bolts, coupling spacing etc. Can you proceed with alignment when there is shaft coupling runout.
Always double check the position of vertical lines drawn to represent the dir, ff, and rf. Shaft alignment is an important technique during installation and maintenance of a rotating machine. Shaft misalignment is a major contributor to rotating machinery breakdowns. Shaft alignment handbook third edition by john piotrowski pdf. The original function of a flexible coupling was to accommodate the small amounts of shaft misalignment remaining after the completion of a shaft alignment using a straight edge or feeler gauges. Orthopaedic surgeons taking trauma call should have the necessary. Shaft misalignment is responsible for as much as 50 percent of all costs related to rotating machinery breakdowns.
Standard approach new guidelines on shaft alignment and. Avace mafactri office the importance of motor shaft alignment the objective of optimized shaft alignment is to increase the operating life span of rotating machinery. What does take to do each step in the alignment procedure. Pdf laseroptical alignment of shafts in rotating machinery is simple and more accurate than conventional mechanical methods and can. Improper alignment leads to increase of stresses in the shafts and thus on the equipment, which might result in break down of the machine. Machine alignment for maintenance personnel in drinking water and wastewater facilities. Laser alignment is an essential component of a viable maintenance. Cte, new videos added to cte skills library the importance of shaft alignment. Fill out, securely sign, print or email your pump alignment form instantly with signnow. All books are in clear copy here, and all files are secure so dont worry about it.
Several equipment alignment methods, especially the reverse dial indicator method, which is the principle used in laser alignment is covered in explicit detail. If, on the other hand, you update your knowledge of shaft alignment techniques and acceptable alignment tolerances, you might be on the way to becoming more reliabilityfocused. We do not suggest that the methods illustrated are the only ones available. Pdf reports can be generated and directly saved from the system onto a usb stick. This workbook is primarily used as a training guide for people attending shaft alignment training courses and then, hopefully as a field guide for the tradesperson, technician, foreman, and engineer doing machinery alignment in the field.
Pdf basic shaft alignment workbook for industrial rotatin. Here you can download the pdf template of the tksa 20 shaft alignment report, which can be used for documenting of your alignment activities. It is an absolute requirement for machinery before the machinery is put in service. Shaftalign os3 is easily extendable through the activation of powerful options as the alignment requirements grow. The operation of dial indicators, and cover the rimface method and.
By filling in the appropriate information into the proper boxes, the required shim changes for correcting both the angular and offset misalignments can be determined. Shaft alignment is one of the major problems related to machinery with shaft coupling. Shaft alignment is the process to align two or more shafts with each other to within a tolerated margin. Our alignment software is used for preparing, analyzing, archiving measurement files and printing professional reports.
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