Sized to fi t D1-4 chuck mounts, these Back Plates are precision made and mount to your chuck with minimal modifications. Sponsored. Out of stock. In fact, if you experience chatter with your boring tool, you may want to use a tool like this for the final cuts on the recess to ensure a smooth finish on the walls of the recess. It is difficult to accurately measure the inside diameter of the recess to less than .001, but it is easier to measure an outside diameter accurately. Four-inch chucks, the largest I recommend using on the minilathe (Update 04/07: I later tried a 5 3-jaw chuck. A simpler version that I made before I had my mill is also shown. Making the spindle template starts out much like making the back plate itself. . N = number of holes in circle, D = 2 x 1.299 = 2.598, N = 3, B = 2.598 x sin (360 / 6) Please check compatibility before purchasing. As you approach the target diameter of 2.165, take very light cuts leaving a smooth finish, Use the recess on the back of the stock 3 chuck to test for a snug press fit. Poland $306 $225.00 $20.00 shipping or Best Offer L0 L-0 Printed Lathe Spindle Nose Protector Rockwell Logan Clausing Leblonde $28.00 $4.99 shipping or Best Offer It can be quite frustrating, after working on the back plate for a few hours, to find that the studs dont slide smoothly into the spindle plate holes. Lathe Chuck Adapter Back Plate for 9.5" Dia. Using dividers or the points of a dial caliper, accurately mark out a circle of 1.299 radius. Top subscription boxes right to your door, 1996-2023, Amazon.com, Inc. or its affiliates, Learn more how customers reviews work on Amazon. Shop for Lathe Chuck Plates in Lathe Chucks & Accessories. Since I use it only as a gauge for the diameter of the spindle recess. If your forget this, and drill all the way through, you will not be pleased with yourself. you to make modifi cations to fi t your lathe chuck. Save Item ; Notify me. Blank Back Plates - 6", 8" For chucks with uncommon mounts, these Blank Plates allow you to make modifications to suit your needs. I dont generally recommend using a milling cutter in a drill press, but in this case, since we have already removed most of the metal with the 1/2 drill and since the forces are all vertical, the drill press can handle it. Free shipping for many products! The side on which the lathe chuck mounts is not finished.Mount the backplate adapter on your lathe and complete machining of the chuck-mounting side. The second photo shows the punches in the spindle plate. Although we can't match every price reported, we'll use your feedback to ensure that our prices remain competitive. Press the back plate into position on the spindle and tap the front of the plate lightly with a dead-blow or rubber mallet. For chucks with uncommon mounts, these Blank Plates allow you to make modifications to suit your needs. The adapter fits most lathe chucks. Lathe Chuck Back Plates Adapters 1 MSC #: 08610933 Adapter Back Plate for 4" Diam Self Centering Lathe Chucks Your Price: $197.62 Qty Add to Cart Lathe Chuck Adapter Back Plates; Lathe Chuck Jaws; Live Centers; Magnetic Chucks; Magnetic Welding Squares; Magnets & Demagnetizers; Mandrels & Lathe Dogs; Rotary Machining Tables; . For these final cuts we will advance the cutting tool towards the headstock, removing just a few thousandths to enlarge the diameter with each cut. Hopefully, you will see less than .001 runout, but .002-.003 is not too bad. Mount the plate to the spindle seating the newly machined recess. Chuck a piece of drill rod or other accurately ground stock into the chuck and measure the runout close to the chuck using a dial test indicator. Adapters for 5C Collet Chucks (5) Adapters for 5C SET-TRU Collet Chucks (5) Fully Machined Type L (4) Scroll Plates for Steel and Semi-Steel (4) View All Type. Measurements are approximate and can vary. Low profile and high grip from Mitee-Bite, Up to 1" diameter of end mill and drill bit, American made solid carbide cutting tools and premium CAT40 tool holders and CNC milling machine vise, Speed and feed on solid carbide end mill, drills, tap and more technical information and How-to, Regular Price: These little punches are then seated in the bolt holes of the spindle with the points protruding. Oops! Pick a starting point so that none of the outer bolt holes falls too close to one of inner bolt holes if you are working on a 3-jaw chuck the holes can be in opposing arcs. On his web site, Ty Hoeffer describes how to make a spindle template. One problem you will encounter here is getting the cutting tool to reach all the way to the edge of the plate. Cast iron lathe chuck back plate adapter fits lathes with 2-1/4"-8 spindle nose thread. These back plates are manufactured thicker for use with adjustable chucks. 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Another options is to drill a set of temporary (not necessarily tapped) holes to mount the plate to the spindle in order to machine the recess. Supplied with studs as shown. If it is skewed, the studs will be also, and may not mate with the spindle holes even if they are properly spaced. Now we are ready to face off the outside edge of the plate, leaving the raised land in the center. The Harbor Freight SKU 33684 710 lathe and the Grizzly 712 lathe have 6 holes in the spindle plate 3 for the stock 3-jaw chuck and 3 more which, together with one of the other 3 holes, mate directly with the J&L 3-inch 4-jaw chuck. Lathe Chuck Adapter Back Plates 483 Results Buy it Now Caste Iron 4" Inches (100 mm) Back Plate for Rotary Table Lathe Chuck Adapter 192 50 Buy it Now 180mm D1-6 Catch Plate Suit Harrison Colchester DSG Lathe 100 Buy it Now 80 Mm 3 Jaw Self Centering Chuck With Back Plate 158 54 Buy it Now Mount a right-hand cutting tool outboard in the tool holder as shown below and use it to turn down and clean up the outside edge of the template. Change to Lee Valley Canada website to see content specific to that region and the best shipping options. If you are mounting a 3-jaw chuck, the back plate must be machined as precisely as possible so that the chuck is centered on the lathe axis and square to the ways. This also ensures that the heads are concentric; as you can see in the photo, the hex socket is off-center. Take a light boring cut from the center hole out towards the outside edge of the plate. Low profile and high grip from Mitee-Bite, Up to 1" diameter of end mill and drill bit, American made solid carbide cutting tools and premium CAT40 tool holders and CNC milling machine vise, Speed and feed on solid carbide end mill, drills, tap and more technical information and How-to, Regular Price: Includes instructions for final turning of the registration diameter to ensure concentricity. On my 3-jaw chuck, one of the bolt holes was not very deep so I turned about .050 off the end of the bolt so that it would seat properly. You will need the spindle template described previously to complete this operation so if you have not already made one, this would be a good time to do so, before you start this procedure. Free shipping. We noticed you are accessing from Canada. Clean the surface of the workpiece of any oil or dirt and prepare it with marking dye or a felt-tip marker to scribe the bolt circle. JavaScript seems to be disabled in your browser. Some time ago I added a vertical guide plate to my bandsaw to facilitate cutting plate stock. $62.66 shipping. We will contact you as soon as this product is available. Place the plate on the chuck and tap lightly with a rubber mallet. 1-1/2" x 8 TPI ADAPTER; Allows plain (flat) back lathe chucks to fit to lathes with 1-1/2" x 8 TPI spindles SEMI-FINISHED; Requires additional machining of registration boss and mounting holes to mount to lathe chuck; Can be modified specifically for your lathe and chuck in order to minimize runout Material: Cast Iron Diameter: 8" Thickness: 1" Later, we will bore the recess for the land on the spindle plate and, for that operation, it is essential that the recess be concentric with the mounting bolts. Note: the HF SKU 33916 710 lathe, some older versions of the HF SKU 33684 and the Grizzly Outlet 710 lathe have only 3 mounting holes in the spindle plate. {{price.Quantity}}+ {{price.FormattedPrice}}. For either chuck, you will need to lay out, drill and tap a number of mounting holes as well as a machine a carefully fitted recess for the lathe spindle and, most likely, a raised area to mate with a recess in the back of the chuck. $264.05, Online Price Only Lifting, Leveling Section, Pneumatic Regulators, Lubricators and Air Preparation, Granite Surface Plate Accessories Section, Straight Edge Section Precision Black Granite, Gages, Bore, Depth, Height, Hole, Thickness, Calipers: Dial, Electronic Digital, Vernier, Rules, Calipers, Dividers and Protractors, DIN/ISO 30 Pull Stud, Retention Knob Section, DIN/ISO 40 Pull Stud, Retention Knob Section, DIN/ISO 50 Pull Stud, Retention Knob Section, MAS\MAZAK Pull Stud, Retention Knob Section, Collets and Nuts Collets, Precision AF 5C 16C DA R8 RD ER TG, ER8 ER11 ER16 ER 20 ER25 ER32 ER40 ER50 Collets, Rotary Holder Accessories Tightening Fixtures, Spindle Cleaner Section, Calibration, Layout & Machine Setup Tools, Liquid Flow Testing and Measuring Equipment, Liquid Quality Testing and Measuring Equipment, Measurement Tool Positioning and Holding Equipment, Specialized Testing & Measuring Equipment, Statistical Process Monitoring & Control Equipment, Welding Stands, Welding Positioners & Clamps, Work Holding, Lathe Centers, Vices, Plates,Tables, Lathe Center, Bull, Dead, Multi Purpose Section, Clamping, Fixturing, Positioning, Workholding Section, Magnetic, Chuck, Demagnetizer, Magnet, Sine Plate, Vee Block, Parallels Section, Back plate - D Taper 8in Chuck, D1-4 Finished, 7.89 Dia, Fully Machined - ID: 1051-7-878-084F. The holes in the spindle are large enough in diameter (.270) to accommodate 1/4 studs, however, unless you have a rotary table or are very experienced, I recommend using 6mm studs rather than 1/4. JWGJW 120034 Tooling Package Mini Lathe Quick Change Tool Post & Holders Multifid Tool Holder, New 5'' Lathe Chuck K11-130 130mm 3 Jaw Self Centering Cast Iron CNC Machine, Mini Parting Tool Cut off Holder with 6Pcs HSS Blades for Mini Lathes 8mm Shank, 7 Pieces Center Drill Bits Set, M2 High Speed Steel 60-Degree Angle Center Drill Bits Kit Countersink Tools for Lathe Metalworking Size 1.0 1.5 2.0 2.5 3.0 4.0 5.0, HHIP 3900-0031 3 Inch 3-Jaw Lathe Chuck, Plain Back, RATTMMOTOR 4-Jaw K12-80mm Self-centering Linkage Lathe Chuck with Chuck Wrench for CNC Router Engraving Milling Machine, Price: Adapter is 6" (160 mm) in diameter and has no chuck mounting holes. Anything more than that is undesirable if you intend to use the chuck for any kind of precision work. I got these stainless steel 6mm bolts and mating SS nuts from Small Parts, Inc., a good source for small quantities of parts.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[580,400],'mini_lathe_com-leader-3','ezslot_17',112,'0','0'])};__ez_fad_position('div-gpt-ad-mini_lathe_com-leader-3-0'); Its a good idea to protect the threads by making a sleeve from brass or aluminum: After parting off the heads, make a smooth facing cut on the end of the stud and clean up the end of the threads by filing them lightly at low speed at about a 45 angle. Most drill presses have a depth-stop feature that you can set to limit the depth of the hole being drilled. Install a 5C collet into the adapter and secure it by turning the lock with the included hex key. See terms. If not, you may need to mark a new set of holes and try again. Now were ready to turn down the outside edge, leaving a raised area to mate with the recess in the back of the chuck. Instead, you use the spindle template. We also know how frustrating it is if you cannot contact a company. Chuck Backplate Adapters The first rule of buying a threaded adapter is to measure the threads on your spindle. For example, if you move the cross feed out by .002 on the dial, the diameter of the recess will be increased by about .004. Select PayPal Credit at checkout to have the option to pay over time. Must be machined by end-user. The final step is to use a 1/2 2-flute end mill to flatten out the conical base of the bolt holes left by the drill. Now face this side of the back plate removing no more metal than necessary to get a nice clean finish. As a double check, position the caliper points between the points where the two arcs intersect the circle. Lathe chuck & face plate not included. Should you have any doubts before buying a product, contact us to discuss compatibility or features. . $601.95, Online Price Only I used a piece of scrap about .175 thick as a guide to set the drill depth by lowering the drill until it just touched this stock and then set the depth stop. Youll receive a one-time email when this item is back in stock online. At this point, you may want to check these holes against the spindle plate to make sure they line up properly. On the stock 3 chuck, 6mm studs are used. The guide is nothing more than an aluminum cylinder accurately faced and drilled through with a hole just slightly larger than the body of the tap. Due to the difficulty of precisely locating the bolt holes by measurement and layout, an alternative is to make some little transfer punches out of steel on the lathe. Heres another trick to ensure that the holes are tapped square to the surface of the plate: Open the top of your drill press and disengage the drive belt. I used increments of 1/32 for each drilling pass. To mount any other chuck, you will almost certainly need to make an adaptor plate to adapt the mounting bolts of the chuck to the mounting holes in the spindle plate of the lathe. You could also use aluminum or brass as long as the cone is accurately concentric with the outside diameter of the stock. Important Note: 1/2 thick stock is the absolute minimum that you can use and may be too thin, depending on the bolts and bolt hole depths of your chuck. Be sure to check the measurements for your own lathe and chuck, since they could be different. Chuck Adapter, 2-1/4"-8 Thread 6" Diameter. Free shipping. Shop today! Sized to fi t D1-5 chuck mounts, these Back Plates are precision made and mount to your chuck with minimal modifi cations. Then drill and tap the holes 6mm or 1/4. You will need to adjust the compound angle so that the compound handwheel is turned towards the back side of the lathe pointing away from you. Common Machine Spindle Types D1 Camlock Spindle A1/A2 Short Taper DIN 55026, ISO 702/I L Type Long Taper Key Drive This marks out a rough guideline that you can work to without risk of overshooting and making the land too small a diameter. 4pcs Lathe Chuck Wood Lathe Face Plate 3 Inch Threaded Backplate Adapter Chuck | Business & Industrial, CNC, Metalworking & Manufacturing, Metalworking Equipment | eBay! the face and turn down the ledge to fit your chuck. C $24.00. Car & Truck Safety & Security Accessories, Adapter Back Plate Lathe Chuck mount D1-5, Estimated delivery Fri, Apr 21 - Tue, Apr 25. To get the bolt heads to fit these holes, I turn them down a little bit to a diameter of .465 and and height of .285. Once again, it is important to locate these holes as precisely as possible.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[250,250],'mini_lathe_com-netboard-1','ezslot_23',111,'0','0'])};__ez_fad_position('div-gpt-ad-mini_lathe_com-netboard-1-0'); Next, enlarge the holes with a #2 center drill. Get notified via email when this item is back in stock online. As you approach to within about .010 of the final diameter of 2.165, move the cross slide out a division or less at a time. Since it is difficult to set the dividers to an exact setting such as 1.299, I first use the dial caliper to mark a small arc, then set the dividers to match this arc exactly. For lathes with 1-1/2" x 8" and 2-1/4" x 8" threaded spindles, these Blank Plates allow Shop products from small business brands sold in Amazons store. 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It is just a carefully machined plate with a raised land just like the one on the spindle plate, and matching its diameter as exactly as possible. We will need this a little later to machine the spindle recess on the back plate to precisely the right diameter. This corresponds to a diameter of 3.307 as specified by the manual that came with my 4 chucks but may be different for your chuck. D = diameter of bolt circle Were going to digress for a while here to make a spindle template. 5/8 would be better, but 1/2 is more likely to be on hand in your shop. In this article, I will describe how to make a back plate to adapt a 4-inch chuck to the 710 or 712 mini-lathe. Take a very light initial facing cut starting out the outside edge of the plate and stopping about 1/8 outside the stud holes. The remaining material safely supports and secures the chuck. Regular Price: $191.50. Continue facing this same region until you have removed about .100. $713.50, Online Price Only Making an adaptor plate takes some time probably 6-8 hours or more unless you are very skilled and know exactly what you are doing. Full content visible, double tap to read brief content. $38.85 shipping. Your recently viewed items and featured recommendations. Now, with the compound set at 0 degrees and the carriage locked in place, start removing a little metal at a time from the diameter of the land. If you use this approach, grind an undercut on the bottom of the tool so that it does not drag on the inner edge of the recess. $496.25, Regular Price: Here's the finished plate for the 4-inch 3-jaw chuck: *NOTE* These adapters require machining on the lathe on which they will be used. Note that the short punches shown here do not extend beyond the raised area of the spindle plate they were designed for use after the recess has already been turned. Since the final diameter of the land is critical, first take a light facing cut and stop just outside the inner circle that you scribed. Low profile and high grip from Mitee-Bite, Up to 1" diameter of end mill and drill bit, American made solid carbide cutting tools and premium CAT40 tool holders and CNC milling machine vise, Speed and feed on solid carbide end mill, drills, tap and more technical information and How-to, Regular Price: With our selection of fully finished adapter back plate and semi-finished adapter back plate and more, Shars assures you that you will be satisfied with the quality and capability of our chucks. As you approach the target diameter, advance the cross feed one division or less on each pass, stopping frequently to measure and test fit to the back of the chuck. Screw the studs into the tapped holes a few turns and mount the workpiece on the spindle plate for facing. allows a large step to be machined on the front of the plate for use by the adjusting screws on Shars Tool stocks a comprehensive line of lathe chucks back plate for your application. Using dividers or the points where the two arcs intersect the circle or. Secures the chuck and tap lightly with a dead-blow or rubber mallet right diameter to check the measurements your... I had my mill is also shown will need this a little later to the! Hopefully, you will see less than.001 runout, but 1/2 is more likely to be on in! Manufactured thicker for use with adjustable chucks hand in your shop, double tap to read content. Not be pleased with yourself holes a few turns and mount to your with. The hex socket is off-center 6mm or 1/4 a company is undesirable if you can not contact a.. With adjustable chucks t D1-5 chuck mounts, these back Plates are made. 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