Grizzly T25937 Owner'S Manual Download Page 3

Page: 3 / 32

INTRODUCTION ............................................................................................................................... 2

SECTION 1: SAFETY ....................................................................................................................... 5

Safety Instructions for Machinery ............................................................................................... 5

SECTION 2: SETUP ......................................................................................................................... 7

Unpacking .................................................................................................................................. 7
Needed for Setup ....................................................................................................................... 7
Inventory ..................................................................................................................................... 7

SECTION 3: OPERATIONS ............................................................................................................. 8

SECTION 4: ACCESSORIES ......................................................................................................... 22

SECTION 5: MAINTENANCE......................................................................................................... 24

Schedule .................................................................................................................................. 24
Cleaning & Protecting .............................................................................................................. 24
Lubrication ................................................................................................................................ 24

SECTION 6: PARTS ....................................................................................................................... 25

Main Parts Breakdown ............................................................................................................. 25

WARRANTY & RETURNS ............................................................................................................. 29

Table of Contents

Summary of Contents for T25937

Page 1: ... For models manufactured since 03 16 COPYRIGHT JULY 2016 BY GRIZZLY INDUSTRIAL INC WARNING NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL INC JH18243 PRINTED IN INDIA V1 07 16 ...

Page 2: ...ng grinding tool integrity and the usage of personal protective equipment The manufacturer will not be held liable for injury or property damage from negligence improper training machine modifications or misuse Some dust created by power sanding sawing grinding drilling and other construction activities contains chemicals known to the State of California to cause cancer birth defects or other repr...

Page 3: ...g Handwheel Scale 9 Adjusting Indexing Scale 9 Adjusting Vernier Scale 9 Mounting Rotary Table 10 Mounting Chuck on Rotary Table 12 Aligning Workpiece with Mill Spindle 13 Aligning Table with Mill X Axis 14 Adjusting Vernier Scale 15 Angular Indexing 17 Installing Dividing Plates 17 Simple Indexing 18 Mounting Tailstock 21 SECTION 4 ACCESSORIES 22 SECTION 5 MAINTENANCE 24 Schedule 24 Cleaning Prot...

Page 4: ...r website as soon as complete Contact Info We stand behind our machines If you have ques tions or need help contact us with the information below Before contacting make sure you get the serial number and manufacture date from the machine ID label This will help us help you faster Grizzly Technical Support 1815 W Battlefield Springfield MO 65807 Phone 570 546 9663 Email techsupport grizzly com We w...

Page 5: ... locations of the controls and features shown below to better understand the instructions in this manual Figure 1 Model T25937 identification Handwheel Scale Vernier Scale Backlash Adjustment Lever Degree Scale T Bolt Slot Vise Jaws Backlash Adjustment Lock Handwheel Rotary Table Rotary Table Lock 1 of 2 Dead Center Center Adjustment Knob Height Adjustment Bolts ...

Page 6: ... Table Controls and Components A Backlash Adjustment Lever Lock When the worm gear and handwheel are disen gaged these allow the operator to turn the table by hand without using the handwheel The backlash lever also allows adjustment of the backlash between the worm gear and worm wheel Loosen the lock then rotate the lever to adjust the backlash To disengage the gear and wheel rotate the lever clo...

Page 7: ...oof DANGEROUS ENVIRONMENTS Do not use machinery in areas that are wet cluttered or have poor lighting Operating machinery in these areas greatly increases the risk of accidents and injury MENTAL ALERTNESS REQUIRED Full mental alertness is required for safe operation of machin ery Never operate under the influence of drugs or alcohol when tired or when distracted For Your Own Safety Read Instructio...

Page 8: ... moving parts or flying debris Make sure they are properly installed undamaged and working correctly BEFORE operating machine FORCING MACHINERY Do not force machine It will do the job safer and better at the rate for which it was designed NEVER STAND ON MACHINE Serious injury may occur if machine is tipped or if the cutting tool is unintentionally contacted STABLE MACHINE Unexpected movement dur i...

Page 9: ...eeded but not included for the setup assembly of this machine Description Qty Hex Wrench 5mm 1 Hex Wrench 2 5mm 1 Open End Wrench 15mm 1 T Bolts Studs Hex Nuts 1 2 2 Open End Wrench or Socket 3 4 1 C Clamp Set optional 1 Needed for Setup Inventory The following is a list of items shipped with your machine Before beginning setup lay these items out and inventory them If any non proprietary parts ar...

Page 10: ... tion Grizzly Industrial will not be held liable for accidents caused by lack of training Table Movement Lock Lever The rotary table rotates by turning the handwheel which is attached to a precision worm gear engaged with a worm wheel The ratio between these gears is 1 90 which means one complete turn of the handwheel rotates the table 4 Besides rotating the table in precise increments the worm ge...

Page 11: ...ale is attached to the backlash adjustment lever collar and is positioned accord ing to the backlash setting Figure 9 Location of vernier scale Vernier Scale Backlash Adjustment Lever The handwheel scale see Figure 6 can be repositioned without rotating the handwheel This helps when aligning all of the zeros at the begin ning of the job Figure 6 Adjusting the handwheel scale Figure 7 Location of c...

Page 12: ...le is not secured seri ous personal injury and damage to your mill and rotary table could result Before mounting the Model T25937 Rotary Table to your mill table make sure your mill table and mill spindle are correctly aligned with each other Refer to your mill manual for this procedure The Model T25937 comes with 4 80mm T slot bolt assemblies 2 step blocks and 2 step clamps for mounting the rotar...

Page 13: ...igure 12 Example of rotary table mounted in vertical position using T bolts flat washers and hex nuts T Bolts To mount rotary table in vertical position 1 DISCONNECT MACHINE FROM POWER 2 Insert T bolts in milling table T slots Make sure rotary table is secured to milling table Check T slot bolts and step clamps before each cutting opera tion If rotary table is not secured seri ous personal injury ...

Page 14: ...r until 1 2 of indicated runout is corrected 7 Repeat Steps 3 6 until runout is adjusted to your satisfaction 8 Tighten all T slot bolts completely then check runout again If necessary repeat Steps 2 6 then tighten hex huts 4 Loosen four hex nuts securing chuck T slot bolts to rotary table head see Figure 15 Make sure there is a little tension on the T bolts so chuck cannot shift on its own Figure...

Page 15: ...gning Workpiece with Mill Spindle There are many ways to align the mounted workpiece with the mill spindle Review the sug gestions below then use your best judgement based on your experience and skills to select the correct method for your operation Figure 16 Example of aligning workpiece using a test indicator 2 Indicate inside or outside of workpiece then rotate rotary table handwheel while watc...

Page 16: ... to indicate across full width of rotary table 5 If necessary loosen clamps and lightly tap rotary table into position so indicator reads zero deviation across full width of rotary table then reclamp it 1 Mount an edge finder in mill spindle see Figure 18 2 Accurately measure workpiece diameter then mount it in chuck as shown in Figure 18 3 Find one side of workpiece with edge finder then note Y a...

Page 17: ...mple 1 1 Rotate handwheel clockwise 4 times Watch for 0 marker on handwheel dial and slow down rotation as 0 comes into view for 4th time Stop on the 0 when 0 on handwheel dial aligns with 0 on vernier You are at 16 see Figure 20A 2 Now rotate handwheel clockwise 5 gradua tions to align with 0 on vernier scale You are now at 16 10 see Figure 20B 3 Two graduations to left of zero on vernier scale i...

Page 18: ...inue rotating until 1 on the handwheel dial aligns with 0 on the vernier You are now at 17 see Figure 21A 2 Find the 60 vernier mark highlighted in Figure 21B and align nearest handwheel graduation dial mark left of the 60 mark with 60 mark on vernier scale You are now at 17 11 We just added the sixty seconds we needed to make the odd numbered minute from 10 to 11 3 Figure 21C highlights the 20 ma...

Page 19: ...del T25937 Components and Hardware Needed Qty Dividing Plate 15 16 17 18 19 20 Hole 1 Dividing Plate 21 23 27 29 31 33 Hole 1 Dividing Plate 37 39 41 43 47 49 Hole 1 Sector Arm 1 Sector Arm Spring 1 Crank Handle w Indexing Pin 1 Phillips Head Screws M5 8 x 10 3 Tools Needed Qty Hex Wrench 5mm 1 Phillips Head Screwdriver 1 Flat Head Screwdriver 1 To install dividing plate 1 Remove handwheel cap scr...

Page 20: ...red division number 17 90 17 5 5 17 1 On index table on Page 20 look up 17 in number of divisions column to find the correct index circle plus required number of turns The number of rotations required in this case is 55 17 rotations The 17 hole circle dividing plate is needed for 5 17 of a rotation 2 Install 17 hole circle dividing plate onto rotary table as described earlier Set crank handle and ...

Page 21: ...n the same direction to avoid backlash and maintain accuracy 5 Set sector arms so there are five holes plus the hole the indexing pin is located in between the arms Note What is being measured is space between holes Five spaces need to be on 17 th hole circle which is imprinted on chosen dividing plate between sector arms see Figure 27 10 Rotate crank five full rotations 11 After completing five f...

Page 22: ... 7 10 20 45 ANY 2 78 39 1 6 39 13 39 6 36 39 46 23 1 22 23 79 N A 14 21 6 9 21 47 47 1 43 47 80 16 1 2 16 15 ANY 6 48 16 1 14 16 81 18 1 2 18 16 16 5 10 16 49 49 1 41 49 82 41 1 4 41 17 17 5 5 17 50 20 1 16 20 83 N A 18 ANY 5 51 N A 84 N A 19 19 4 14 19 52 N A 85 N A 20 20 4 10 20 53 N A 86 43 1 2 43 21 21 4 6 21 54 18 1 12 18 87 29 1 1 29 22 33 4 3 33 55 33 1 21 33 88 N A 23 23 3 21 23 56 N A 89 ...

Page 23: ...ism and concentricity 4 Mount a dial indicator in mill spindle and indicate off of a horizontal center line of workpiece near tailstock see Figure 31 Figure 31 Determining offset of surface To align Z axis 1 Repeat Steps 5 7 from above only this time indicate off vertical center line of workpiece 2 Make your adjustments by slightly loosen ing adjustment bolts and raising or lowering tailstock dead...

Page 24: ... setup and inspection work Figure 35 90 Precision wide base squares H7975 6 Digital Caliper w ABS This Digital Caliper features absolute and relative measurements hardened stainless steel con struction inch metric conversion lock knob zero reset data port and battery life indicator Inch and metric resolution is 0 005mm 0 0002 Comes in a fitted foam lined plastic case and includes a spare battery F...

Page 25: ...rom the clamping bracket to the indicator is 41 2 Suitable for all popular indicators with a 5 32 shank Figure 39 G9629 Universal Indicator Holder H2939 4 Pc Edge Finder Set This is a must have set for any shop 4 different styles to cover any setup problem Set includes 1 each 3 8 diameter with point 3 8 dia combina tion with a point and 200 shoulder 1 2 dia with a point and 1 2 dia with 200 should...

Page 26: ...assemble the rotary table then thoroughly clean each part and relubricate Lubrication Ball Oilers Oil Type Grizzly T23963 or ISO 32 Equivalent Oil Amount 1 or 2 Squirts Lubrication Frequency Daily This rotary vise has 2 ball oilers that should be oiled on a daily basis before beginning operation Refer to Figure 41 for their locations Ball Oilers Proper lubrication of ball oilers is done with a pum...

Page 27: ...38 39 40 41 42 43 44 51 47 46 48 49 50 33 46 45 52 54 55 56 27 53 53 52 58 59 62 60 61 55 52 Main Parts Breakdown SECTION 6 PARTS We do our best to stock replacement parts when possible but we cannot guarantee that all parts shown are available for purchase Call 800 523 4777 or visit www grizzly com parts to check for availability ...

Page 28: ...EL HANDLE M6 1 X 10 12 X 40MM 18 PT25937018 ROTARY TABLE LOCK 49 PT25937049 DEGREE INDICATOR 19 PT25937019 CHUCK BASE PLATE ALUMINUM 50 PT25937050 RIVET 4 X 10MM 20 PT25937020 4 JAW CHUCK 80MM 51 PT25937051 STUD FT M8 1 25 X 40 21 PT25937021 4 JAW CHUCK INTERNAL JAW SET 52 PT25937052 SET SCREW M6 1 X 6 22 PT25937022 CAP SCREW M6 1 X 50 53 PT25937053 BALL OILER 7MM PRESS IN 23 PT25937023 TAILSTOCK ...

Page 29: ... metalworker ____ 0 2 Years ____ 2 8 Years ____ 8 20 Years ____20 Years 6 How many of your machines or tools are Grizzly ____ 0 2 ____ 3 5 ____ 6 9 ____10 7 Do you think your machine represents a good value _____Yes _____No 8 Would you recommend Grizzly Industrial to a friend _____Yes _____No 9 Would you allow us to use your name as a reference for Grizzly customers in your area Note We never use ...

Page 30: ...D LINE FOLD ALONG DOTTED LINE GRIZZLY INDUSTRIAL INC P O BOX 2069 BELLINGHAM WA 98227 2069 Place Stamp Here Name_______________________________ Street_______________________________ City______________State______Zip______ Send a Grizzly Catalog to a friend ...

Page 31: ... shall be tried in the State of Washington County of Whatcom We shall in no event be liable for death injuries to persons or property or for incidental contingent special or consequential damages arising from the use of our products To take advantage of this warranty contact us by mail or phone and give us all the details We will then issue you a Return Number which must be clearly posted on the o...

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