{"title":"Vertical Knee Mills","description":"\u003cp\u003eBridgeport-pattern vertical knee mills, where the table rides on a knee that raises and lowers the entire work platform. The general-purpose machining standard for seventy years.\u003c\/p\u003e","products":[{"product_id":"sharp-vertical-knee-mill-lmv-49-dvs-9-x-49-table-3-hp-digital-variable-speed","title":"Sharp Vertical Knee Mill LMV-49-DVS — 9\" x 49\" Table, 3 HP Digital Variable Speed","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe LMV-49-DVS is Sharp's top-of-the-line manual vertical knee mill, and it carries several features Sharp patented rather than borrowed. US-based Sharp Industries has been supplying machine tools since 1976, building under an ISO 9001 certified process, and this is the machine their reputation rests on.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThe patented knuckle-head design is the headline.\u003c\/strong\u003e Most knee mills hold the vertical head with three bolts squeezing the casting — and over years of milling, heads slip. Sharp's knuckle uses six bolts, three per side, fitted into circular T-slots with matching nuts securing from the outside. The head locks in place instead of relying on clamping friction, which is the single biggest accuracy problem on a Bridgeport-pattern mill.\u003c\/p\u003e\u003cp\u003eDigital variable speed runs the spindle from 65 to 4,500 RPM with an LED readout and a magnetic brake. Change speed by turning a knob mid-cut — no belt swapping, no stopping. The motor shaft and vari-drive pulleys are dynamically balanced and chromed with ground ribs on the inside diameter, so speed changes are smooth rather than notchy.\u003c\/p\u003e\u003cp\u003eAccuracy comes from the spindle assembly: a pair of precision ABEC-7 angular contact bearings, a quill ground and chromed to fit its housing, and a resulting spindle runout of \u003cstrong\u003e0.0002\" TIR\u003c\/strong\u003e. Meehanite castings throughout, chromed dovetail ways, and hardened and ground box ways.\u003c\/p\u003e\u003cp\u003eTwo more details worth knowing. The backlash eliminator uses a double-nut design — a pair of bronze nuts kept in contact with the feed screw, adjustable with a supplied custom tool — rather than the older split-nut squeeze. And dual clamps on the knee and saddle lock the table evenly to the column, preventing the skew that single clamps introduce.\u003c\/p\u003e\u003ch2\u003eKey specs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTable:\u003c\/strong\u003e 9\" x 49\" with three T-slots\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTravel:\u003c\/strong\u003e 36.6\" longitudinal, 12\" cross, 16\" knee, 12\" ram\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpindle:\u003c\/strong\u003e 65–4,500 RPM digital variable speed, R-8 taper\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor:\u003c\/strong\u003e 3 HP, 220\/440V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpindle runout:\u003c\/strong\u003e 0.0002\" TIR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead:\u003c\/strong\u003e patented six-bolt knuckle design, tilts 45°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWays:\u003c\/strong\u003e chromed dovetail, hardened and ground box ways\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eModel\u003c\/th\u003e\n\u003ctd\u003eLMV-49-DVS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eType\u003c\/th\u003e\n\u003ctd\u003eKnee type manual vertical milling machine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eTable size\u003c\/th\u003e\n\u003ctd\u003e9\" x 49\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eLongitudinal travel\u003c\/th\u003e\n\u003ctd\u003e36.6\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eCross travel\u003c\/th\u003e\n\u003ctd\u003e12\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eKnee travel\u003c\/th\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eRam travel\u003c\/th\u003e\n\u003ctd\u003e12\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eSpindle speed\u003c\/th\u003e\n\u003ctd\u003e65–4,500 RPM, digital variable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eSpindle taper\u003c\/th\u003e\n\u003ctd\u003eR-8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eQuill diameter\u003c\/th\u003e\n\u003ctd\u003e3-3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eSpindle to table distance\u003c\/th\u003e\n\u003ctd\u003e2.125\" to 18\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eSpindle runout\u003c\/th\u003e\n\u003ctd\u003e0.0002\" TIR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eHead tilting angle\u003c\/th\u003e\n\u003ctd\u003e45°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eT-slots\u003c\/th\u003e\n\u003ctd\u003e3 · 5\/8\" wide, 2-1\/2\" pitch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eMotor\u003c\/th\u003e\n\u003ctd\u003e3 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eVoltage\u003c\/th\u003e\n\u003ctd\u003e220V or 440V (specify at order)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eAmperage\u003c\/th\u003e\n\u003ctd\u003e8 A at 220V · 4 A at 440V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eSlide ways\u003c\/th\u003e\n\u003ctd\u003eChromed dovetail · hardened and ground box ways\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eSpindle bearings\u003c\/th\u003e\n\u003ctd\u003ePair of precision ABEC-7 angular contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eCastings\u003c\/th\u003e\n\u003ctd\u003eMeehanite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eOverall dimensions\u003c\/th\u003e\n\u003ctd\u003e7' x 6.5' x 6.7'\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eCertification\u003c\/th\u003e\n\u003ctd\u003eISO 9001 certified design and management process\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eStandard features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePatented knuckle-head design — six bolts in circular T-slots prevent head slippage\u003c\/li\u003e\n\u003cli\u003eDigital variable speed head with LED screen and magnetic brake\u003c\/li\u003e\n\u003cli\u003eDouble-nut backlash eliminator with bronze nuts and supplied adjustment tool\u003c\/li\u003e\n\u003cli\u003eDual clamps on knee and saddle, handles adjustable to 12 positions, prevent skewing\u003c\/li\u003e\n\u003cli\u003eRoller bearing support at the bottom of the motor shaft for proper spindle loading and alignment\u003c\/li\u003e\n\u003cli\u003eThrust bearings at the end of the table and saddle preload the feed screw and eliminate end play\u003c\/li\u003e\n\u003cli\u003eSelf-lubricating motor shaft — oil channel fed by a grease fitting keeps the vari-drive pulley moving smoothly\u003c\/li\u003e\n\u003cli\u003eQuill CNC ground to a mirror finish and chromed to fit the housing\u003c\/li\u003e\n\u003cli\u003eTapered gibs on the ways for easy long-term adjustment\u003c\/li\u003e\n\u003cli\u003eSaddle underside hand scraped for oil retention and to keep chips out of the knee ways\u003c\/li\u003e\n\u003cli\u003eFree-spinning feed handles reduce operator hand friction\u003c\/li\u003e\n\u003cli\u003ePrecision ground gibs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eManuals and documentation\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/sharp-industries.com\/wp-content\/uploads\/2019\/09\/SHARP-LMV-49-DVS.pdf\" target=\"_blank\" rel=\"noopener\"\u003eLMV-49-DVS Specification Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/sharp-industries.com\/parts-books\/\" target=\"_blank\" rel=\"noopener\"\u003eSharp Operators and Electrical Manuals Library\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eOrdering and freight\u003c\/h2\u003e\u003cp\u003eShips by freight and needs rigging rather than a curbside drop. Send us your delivery address, dock situation, and access details and we will build a complete landed quote covering freight and placement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePower:\u003c\/strong\u003e wired 220V or 440V — specify which at order. The DVS head runs on single phase at 220V, which is unusual for a mill in this class and worth knowing if your shop has no three-phase service.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAlso available:\u003c\/strong\u003e the same machine with AcuRite MillPwr G2 CNC control in 2-axis (LMV-49-DVS-MP-2) or 3-axis (LMV-49-DVS-MP-3) configurations. Ask us if you want conversational CNC on this frame.\u003c\/p\u003e","brand":"Sharp Industries","offers":[{"title":"3 HP — 220V — Digital Variable Speed","offer_id":45800779776047,"sku":"LMV-49-DVS","price":15400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/8892\/1391\/files\/LMV-49-DVS-1.jpg?v=1786223082"},{"product_id":"sharp-vertical-knee-mill-tmv-10-x-50-table-3-hp-with-hardened-box-ways","title":"Sharp Vertical Knee Mill TMV — 10\" x 50\" Table, 3 HP with Hardened Box Ways","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe TMV is built on \u003cstrong\u003ebox ways instead of dovetail ways\u003c\/strong\u003e, and that single construction difference is the reason it exists alongside Sharp's LMV line. A dovetail way carries load on angled faces; a box way carries it on broad flat surfaces on all four sides. Under heavy cutting, box ways resist deflection far better — which is what lets you take a deeper pass without the head walking or the table lifting.\u003c\/p\u003e\u003cp\u003eThose box ways are hardened and ground on the vertical column and base, with Turcite coating on the slideways for wear resistance and oil retention. Castings are certified Meehanite for rigidity and vibration damping. At roughly 3,000 lb on a 10\" x 50\" table, this is a mill that stays put while it cuts.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSharp's patented knuckle head\u003c\/strong\u003e (Patent No. 5044054) holds the vertical head with six bolts, three per side, seated in circular T-slots with matching nuts securing from outside. Conventional mills squeeze the casting with three bolts and rely on friction — heads slip over years. This locks mechanically. A matched pair of super-precision ABEC-7 angular contact bearings supports the spindle, and the quill is CNC-ground to a mirror finish then chromed to fit the housing, holding spindle runout to no more than 0.0004\" TIR.\u003c\/p\u003e\u003cp\u003eDetails that show up in daily use: a double-nut backlash eliminator keeping the feed screw between a pair of bronze nuts, adjustable with a supplied custom tool. Dual clamps on knee and saddle that lock evenly to prevent skewing, with handles adjustable to twelve positions. Thrust bearings at the ends of table and saddle preloading the feed screws to eliminate end play. And a self-lubricating motor shaft with a center oil channel fed by a grease fitting — another Sharp patent.\u003c\/p\u003e\u003cp\u003eThe saddle is hand scraped on its \u003cem\u003eunderside\u003c\/em\u003e rather than the top of the knee ways, which is backwards from most manufacturers and deliberately so: chips and dirt can't embed in the sliding surface and score it.\u003c\/p\u003e\u003ch2\u003eKey specs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTable:\u003c\/strong\u003e 10\" x 50\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTravel:\u003c\/strong\u003e 33\" longitudinal, 16.3\" cross\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpindle:\u003c\/strong\u003e R-8 taper, variable speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor:\u003c\/strong\u003e 3 HP with dual cooling fans\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWays:\u003c\/strong\u003e hardened and ground box ways on column and knee, Turcite coated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpindle runout:\u003c\/strong\u003e 0.0004\" TIR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e approx. 3,000 lb\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eModel\u003c\/th\u003e\n\u003ctd\u003eTMV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eType\u003c\/th\u003e\n\u003ctd\u003eHeavy duty vertical knee mill, box way construction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eTable size\u003c\/th\u003e\n\u003ctd\u003e10\" x 50\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eLongitudinal travel\u003c\/th\u003e\n\u003ctd\u003e33\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eCross travel\u003c\/th\u003e\n\u003ctd\u003e16.3\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eSpindle taper\u003c\/th\u003e\n\u003ctd\u003eR-8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eSpindle drive\u003c\/th\u003e\n\u003ctd\u003eVariable speed (digital variable available)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eSpindle runout\u003c\/th\u003e\n\u003ctd\u003e0.0004\" TIR maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eSpindle bearings\u003c\/th\u003e\n\u003ctd\u003eMatched pair super-precision ABEC-7 angular contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eMotor\u003c\/th\u003e\n\u003ctd\u003e3 HP with dual high-output cooling fans\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eColumn and base ways\u003c\/th\u003e\n\u003ctd\u003eHardened and ground box ways\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eSlideway coating\u003c\/th\u003e\n\u003ctd\u003eTurcite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eCastings\u003c\/th\u003e\n\u003ctd\u003eCertified Meehanite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eLeadscrews\u003c\/th\u003e\n\u003ctd\u003eHardened, table and saddle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eHead tilt\u003c\/th\u003e\n\u003ctd\u003e90° right to left\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eVoltage\u003c\/th\u003e\n\u003ctd\u003eWired 220V or 440V (specify at order)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003ePower consumption\u003c\/th\u003e\n\u003ctd\u003e5 KVA — 25 A at 220V, 12.5 A at 440V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eApproximate weight\u003c\/th\u003e\n\u003ctd\u003e3,000 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eStandard features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHardened and ground box ways on vertical column and base for support under heavy cutting\u003c\/li\u003e\n\u003cli\u003ePatented knuckle head design — six bolts in circular T-slots prevent head slippage (Patent No. 5044054)\u003c\/li\u003e\n\u003cli\u003eDouble-nut backlash eliminator with bronze nuts and supplied adjustment tool\u003c\/li\u003e\n\u003cli\u003eDual clamps on knee and saddle lock evenly to avoid skewing, handles adjustable to 12 positions\u003c\/li\u003e\n\u003cli\u003eMatched pair of super-precision ABEC-7 angular contact spindle bearings\u003c\/li\u003e\n\u003cli\u003eQuill CNC ground to a mirror finish and chromed to fit the housing\u003c\/li\u003e\n\u003cli\u003eDual high-output cooling fans dissipate head motor heat for extended demanding runs\u003c\/li\u003e\n\u003cli\u003eMotor shaft and vari-drive pulleys dynamically balanced then hard chromed for vibration-free milling at high speed\u003c\/li\u003e\n\u003cli\u003eSelf-lubricating motor shaft with center oil channel fed by a grease fitting (patented)\u003c\/li\u003e\n\u003cli\u003eRoller bearing support at the bottom of the motor shaft prevents belt distortion over years of use\u003c\/li\u003e\n\u003cli\u003eThrust bearings at the ends of table and saddle preload the feed screws and eliminate end play\u003c\/li\u003e\n\u003cli\u003eUnderside of the saddle hand scraped — keeps chips and dirt out of the knee ways\u003c\/li\u003e\n\u003cli\u003eTapered gibs for easy long-term adjustment\u003c\/li\u003e\n\u003cli\u003eFree-spinning feed handles reduce operator hand friction\u003c\/li\u003e\n\u003cli\u003eSafety device prevents self-start\u003c\/li\u003e\n\u003cli\u003eFront and rear way covers\u003c\/li\u003e\n\u003cli\u003eTool kit — machine manual, half-nut wrench, 17mm and 19mm wrenches, set of six Allen wrenches, Phillips and flat screwdrivers, oil can, grease gun, rear cover bracket, indicator pin, can of touch-up paint\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eManuals and documentation\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"https:\/\/sharp-industries.com\/parts-books\/\" target=\"_blank\" rel=\"noopener\"\u003eSharp Operators and Electrical Manuals Library — TMV Manual\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eOrdering and freight\u003c\/h2\u003e\u003cp\u003eShips by freight at approximately 3,000 lb and needs rigging rather than a curbside drop. Send us your delivery address, dock situation, and access details and we will build a complete landed quote covering freight and placement.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePower:\u003c\/strong\u003e wired 220V or 440V — specify at order. A TMV-DVS variant with a digital variable speed head runs on 220V single phase, which is worth knowing if your shop has no three-phase service.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePackage option:\u003c\/strong\u003e Sharp offers this machine as the TMV-K package with digital variable speed, power table feed, 3-axis digital readout, and power drawbar included. Ask us for the package price if you want it turnkey.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTMV or LMV?\u003c\/strong\u003e Both carry the patented knuckle head and ABEC-7 spindle. The TMV adds hardened box ways on the column and knee and roughly a thousand pounds of mass. If you are taking heavy cuts in steel rather than light work in aluminum, the box ways are what you are paying for.\u003c\/p\u003e","brand":"Sharp Industries","offers":[{"title":"3 HP — 220V — Variable Speed Box Way","offer_id":45802050650159,"sku":"TMV","price":21300.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/8892\/1391\/files\/TMV-1.png?v=1786263327"}],"url":"https:\/\/heavymachinerypros.com\/collections\/vertical-knee-mills.oembed","provider":"Heavy Machinery Pros","version":"1.0","type":"link"}