Dial indicator alignment basics alignment knowledge. Us patent 4,490,816 1984 invented by kehl and assigned to shure. However, certain situations may require a horizontal move be made first in order to attain accurate indicator readings if the alignment has been changed during the adjustment stage. The procedure for doing reverse dial indicator alignment is not a difficult one. Dial test indicators and the cosine effect compensating for a nonzero angle angle compensation value 10. If the front is farther out than the rear, that wheel has toeout. This measurement will be made by using dial indicators that measure in 0. Dial indicator arrangement for distortion soft foot check. Dial indicator alignment procedure the procedure for doing reverse dial indicator alignment is not a difficult one.
A practical guide to shaft alignment plant services. Strain gauge measurements by means of strain gauges, exaktalign is able to measure the alignment of any shaft while the shaft coupled to the driving equipment. The plunger is a spring loaded part that can be depressed into the case causing the dial to move clockwise. Note to view pdf files the latest version of the official acrobat reader is required. The guide is attached to the cleat with three screws and washers see drawing at right. When you use the bore gauge, touch only its insulated handle. This device is not universal since the receptacle for cartridge body without stylus holder has to be designed in accordance with respective cartridge body. Townshend alignment gauge phono cartridge alignment gauge. Spin the outer face until the hand hovers over zero. Betterley unagauge universal alignment and adjustment gauge. Lower the scribe and bring the reference plane into good contact with the surface plate. Alignment procedure aline precision reverse alignment tools. Information from its description page there is shown below.
Independent test results have proven a shear load of 5,000 lbs. Townshend alignment gauge phono cartridge alignment. To set up the gauge, you first put the cleat in the miter slot on the right fence side of the blade. When mounting a dial indicator to the shaft or coupling to be measured, it is important to position the stem as close to perpendicular 90 relative to the surface being measured as possible. One on the plastic sleeve that rotates with the selector shaft, and one on the body of the. In this method two dial indicator rim and face dial are used to determine the relative position of movable shaft with respect to stationary shaft. This technology offers numurous advantages in terms of time, accuracy and risk. The face indicator is used to measure coupling gap differences. Dec 22, 2014 shaft laser alignment 3 benefits over dial indicators lovejoy disc coupling being laser shaft aligned as discussed in prior posts, shaft misalignment is one the major causes of premature coupling, bearing, and seal failures in a power transmission system. Face dial indicator readings and angular misalignment the face dial indicator is mounted parallel to the shafts with the plunger making axial contact on a coupling hub.
It is not intended as a comprehensive guide to alignment of process machinery, nor is it a substitute for seeking professional advice or reference to the manufacturers of the machinery. Motamec laser wheel alignment tracking gauge gauges toe in out excl. Determining whether the existing alignment condition is acceptable or the actual machine moves resulted in an acceptable alignment condition can be quantified by referencing the chart at the end of this application note. Check wheel alignment in minutes this tool measures toeout and toein on a simple to read gauge reads wheel wobble maximum distance from outside of tire to outside of other tire must be less than 81 easy to use.
Shaft alignment industrial wiki odesie by tech transfer. Proper alignment of rotating equipment has long been. Pdf basic shaft alignment workbook for industrial rotatin. Toein alignment gauges pegasus auto racing supplies. Face dial indicator readings and angular misalignment. If you fail to do this, a temperature differential may cause your readings to be inaccurate.
Check wheel alignment in minutes this tool measures toeout and toein on a simple to read gauge reads wheel wobble maximum distance from outside of tire to. Each precision alignment method has its own unique problems and there are also problems which are unique to all methods. Practice alignment procedure when one or both shafts are locked practice alignment when one or both shafts have limited rotation. These steps are broken up for easier navigation on the web.
The vblock mounting clamps are 78 wide and supplied with chain to accommodate shafts from. The process with rotalign pro is identical, except that the adjustment is monitored by observing beam movement in the coordinate display screen. Shaft laser alignment 3 benefits over dial indicators lovejoy disc coupling being laser shaft aligned as discussed in prior posts, shaft misalignment is one the major causes of premature coupling, bearing, and seal failures in a power transmission system. Dial indicator calibration procedure memorial university. If the stem is at an angle, it increases the length of. The graphical illustration of a single dial indicator sweep is. If you really want to significantly reduce your repair outage time, our concentricity alignment tool cat is exactly what you need. Dial indicator alignment procedure reliability direct. Townshend alignment gauge owners manual, service manuals and schematics are for reference only and the vinyl engine bears no responsibility for errors or other inaccuracies. This device adopts two null points method though specific null point location is not clarified. Machine alignment for maintenance personnel in drinking water and wastewater facilities.
For maintenance personnel in drinking water and wastewater. Your tk14 and more cartridge carrier fits into the jigtool so you can properly align the cartridgestylus and establish the correct overhang distance for the stylus. The pump shaft should now be centered in the stuffing box and in its guide bearings. Now the shaft alignment measurement procedure can begin. Standards and equipment used must have a valid calibration certificate. For the alignment to be successful, both the equipment and the overall system must be property designed, and the installation must be well done. Rim and face alignment method are oldest method used for shaft alignment of misaligned equipmentshaft. Shaft laser alignment 3 benefits over dial indicators. Manufacturer of the concentricity alignment tool cat. Applies to indicators with a contact point over 35 mm long. Care has been taken by the authors, pruftechnik ltd, in the preparation of this publication.
Get the tool alignment and adjustment gauge fine woodworking magazine calls the best weve seen. The primary parts of a dial indicator are the face or dial, the case, and the plunger. It is not intended as a comprehensive guide to alignment of process machinery, nor is it a substitute for seeking professional advice or. Clean the dial indicators measuring surfaces and stand, the granite plate, an d the gauge blocks to be used. New, aftermarket tk14, tk15, tk24, tk25 cartridge carrier alignment and overhang tool. Applications switch tip alignment place lasealign onto rail head aligning the relevant datum line 90mm or 255mm with bearer one toe stock rail bolt. What does take to do each step in the alignment procedure. Dial indicators are most commonly graduated in thousandths of an inch 0. Reverse alignmentunderstanding centerline measurement by. Dont forget to include the depth of the miter slot.
Step 1 familiarize with terms, techniques and procedure. Toe is the difference between the distance from the front of one tire to the other, and the rear of one tire to the other. Oct 29, 2011 depending on the vehicle and the brand of sensor purchased, there are usually alignment marks on the sensor that line up with neutral dont have much experience with aftermarket brands, but the marks are always there on genuine fordmotorcraft parts. However our system is engine shaft is roatted and compressor shaft is stationary, as the coupling is fixed after carrying out the alignment procedure. The procedure for using a thickness gauge to check alignments is similar to that for a scale. A b d r f bf br a distance from measurement plane to rear feet b distance from the measurement plane to the front feet d diameter. Practice and learn different shaft alignment methods using dial indicators or lasers. A dial indicator figure 9 can assist in determining alignment within 0. Proper alignment is the largest factor in determining the life of bearings, seals and couplings. The alignment training is suitable for technicians undertaking machine alignment, coupling alignment, motor alignmnet, pump alignment, etc. Remove any contamination and clean the surface plate, gauge base, and scribe reference surface. Turn the outer dial face until the hand points to 0. This course begins with the fundamental principles behind shaft to shaft alignment and concludes with students conducting a series of alignment exercises using conventional alignment tools.
All inserts are made from 12 gauge rolled steel with legs and end caps made from 10 gauge steel. Alignment gauge, cwt round round rail counterweight. Depending on the vehicle and the brand of sensor purchased, there are usually alignment marks on the sensor that line up with neutral dont have much experience with aftermarket brands, but the marks are always there on genuine fordmotorcraft parts. From spindle and arbor runout to blade alignment, dado depth, router bit height and more, the betterley unagauge packs an amazing range of measurement capabilities into a single tool. Repeat this procedure for the 3 to 9 oclock direction. The rim dial indicator is used to measure offset in one plane along the shaft length and. The difference between the top and bottom reading is the sag each time alignment reading is taken then the sag must be accounted for subtracting pump motor aligning the shafts centerlines from side to side the indicators are zeroed on the left and read at the right make sure that you always view the dti from pump side there is no sag. When the outside diameters of the coupling flanges are not the same, use a scale on the surface of the larger flange, and then use a thickness gauge between the surface of the smaller flange and the edge of the scale. To get the best alignment, its height should be the same as the thickness of the workpiece. Often referred to as an electronic radial alignment gauge erag, we are the exclusive manufacturer of these tools. To perform the alignment test on the lathe machine apparatus. Again, reverse alignment is the measurement of one axis to the relative position of an opposing axis.
Visually check coupling, pipehangers, base bolts, coupling spacing etc. The outer dial face can be moved by twisting the rim of the dial. With the coupling broken, mount the fixture to the stationary shaft or coupling hub. This chart may be applied to all machine and coupling types. Stan shows you how to perform an alignment in just one or two moves using dial indicators and the vertizontal compound move method. However, factory tests have shown that the results of the hot alignment check are inconsistent. There are several steps which need to be taken for a successful alignment job. Check the indicated value, if reading is zero, then the zeropoint setting is complete. Hot alignment in the past, a hot alignment check may have been used to check the accuracy of the cold alignment procedure. Shaft coupling alignment procedure reverse dial method 2 youtube. The purpose of this tutorial is to highlight important items that must be done prior to the final alignment adjustment, as well as to provide some details of the final alignment procedure.
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