{"id":2193,"date":"2026-01-21T02:04:47","date_gmt":"2026-01-21T02:04:47","guid":{"rendered":"https:\/\/tractorptoshaft.net\/?p=2193"},"modified":"2026-01-21T02:04:47","modified_gmt":"2026-01-21T02:04:47","slug":"drive-shafts-for-vertical-edger-stands","status":"publish","type":"post","link":"https:\/\/tractorptoshaft.net\/ko\/application\/drive-shafts-for-vertical-edger-stands\/","title":{"rendered":"\uc218\uc9c1 \uc794\ub514\uae4e\uc774 \uc2a4\ud0e0\ub4dc\uc6a9 \uad6c\ub3d9\ucd95"},"content":{"rendered":"
The ultimate vertical torque solution for Hot Strip Mills in the Benelux region. Engineered to combat “Gravity-Induced Lubricant Migration” and severe scale ingress in the edger stands of IJmuiden and Europoort.<\/p>\n
Vertical Sealing<\/p>\n
IP67 + Gravity Shield<\/p>\n<\/div>\n
<\/p>\n<\/div>\n<\/div>\n
In the hot strip mills of the Netherlands, particularly those processing advanced high-strength steels (AHSS) for the European automotive sector, the Vertical Edger plays a crucial role in controlling slab width. However, the drive shafts powering these stands face a unique enemy: gravity. Unlike horizontal roughing mill spindles, vertical edger shafts operate in a vertical or near-vertical orientation. This creates two distinct failure modes often observed in plants near Velsen-Noord<\/strong>: “Lubricant Starvation” in the upper joint and “Hydraulic Ingress” in the lower joint.<\/p>\n Gravity naturally forces grease to migrate downwards, leaving the upper cross bearing trunnions dry and prone to rapid fretting corrosion. Conversely, the lower joint is constantly bombarded by high-pressure descaling water and falling scale, which pools around the seal. Standard universal joint shafts, designed for horizontal use, often fail catastrophically within 3-4 months in these Dutch vertical applications, leading to costly unscheduled stand changes.<\/p>\n<\/div>\n Ever-Power\ub294 \ub2e4\uc74c\uc744 \uc124\uacc4\ud588\uc2b5\ub2c8\ub2e4. VE-Gravity\u2122 Series<\/strong> specifically for vertical installation. We utilize a proprietary “Internal Grease Circulation” system. The centrifugal force generated during rotation is harnessed through internal channeling to pump grease continuously back up to the critical trunnion zones, defying gravity.<\/p>\n For the lower joint, we implement a “Cascading Labyrinth” seal made from Viton-ETP, reinforced with a stainless steel watershed cover. This design sheds water and scale like a roof, preventing contaminants from pooling on the seal lip. Combined with our 18CrNiMo7-6 forged yoke construction, this ensures compliance with NEN-EN 13001<\/strong> safety standards for overhead lifting and rotational equipment, providing Dutch mill managers with the reliability required for 24\/7 continuous casting and rolling operations.<\/p>\n<\/div>\n<\/div>\n<\/div>\n Patented internal vein structure that uses rotational inertia to recirculate grease to the upper bearings, preventing dry-start failures.<\/p>\n<\/div>\n Molybdenum Disulfide coating ensures smooth axial compensation for roll width adjustments, even under heavy vertical torque load.<\/p>\n<\/div>\n Vacuum degassed steel forgings withstand the 300% torque spike that occurs when the slab hits the edger rolls.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n Validated for Top-Driven and Bottom-Driven Vertical Edger Stands. Torque values based on SF=2.25.<\/p>\n<\/div>\n In a vertical edger, the drive shaft hanging from the gearbox creates a constant axial load on the output bearings. If the shaft’s spline does not glide smoothly, it transmits massive thrust forces into the gearbox. We recommend pairing our **VE-Gravity Shafts** with **Ever-Power Vertical Mill Gearboxes**, which feature reinforced thrust bearings.<\/p>\n Our factory offers “Rapid Response” customization for the Dutch market. Whether you need to replace a **Maina** spindle in Rotterdam or a **Voith** shaft in IJmuiden, we can reverse-engineer and manufacture a drop-in replacement with enhanced vertical sealing within 5-6 weeks.<\/p>\nThe Ever-Power Solution: Series VE-Gravity\u2122<\/h3>\n
Technology Tailored for Vertical Edging<\/h3>\n
<\/p>\nAnti-Gravity Lube System<\/h4>\n
<\/p>\nGlide-Coat\u2122 Splines<\/h4>\n
<\/p>\nShock-Impact Metallurgy<\/h4>\n
Specification Matrix: Series VE-Heavy<\/h3>\n
\n\n
\n \n\ud30c\ub77c\ubbf8\ud130 \uadf8\ub8f9<\/th>\n \uc0ac\uc591 \ud56d\ubaa9<\/th>\n \ubc94\uc704\/\ud45c\uc900<\/th>\n Vertical Mill Note<\/th>\n<\/tr>\n<\/thead>\n \n \uc131\ub2a5<\/td>\n \uacf5\uce6d \ud1a0\ud06c(Tn)<\/td>\n 150 kNm \u2013 6,500 kNm<\/td>\n \ud655\uc7a5 \uac00\ub2a5<\/td>\n<\/tr>\n \n \uc131\ub2a5<\/td>\n \ud53c\ub85c \ud1a0\ud06c(Tdw)<\/td>\n 100 kNm \u2013 4,800 kNm<\/td>\n Reversing Load<\/td>\n<\/tr>\n \n \uc131\ub2a5<\/td>\n Max Angle (\u03b2)<\/td>\n 15\u00b0 \uc5f0\uc18d<\/td>\n Width Adjustment<\/td>\n<\/tr>\n \n \uc131\ub2a5<\/td>\n RPM \ubc94\uc704<\/td>\n 0 – 600 RPM<\/td>\n Variable Speed<\/td>\n<\/tr>\n \n \uc131\ub2a5<\/td>\n Axial Force (Max)<\/td>\n Integrated Spline Stop<\/td>\n Resists Gravity<\/td>\n<\/tr>\n \n \uae30\ud558\ud559<\/td>\n \ud50c\ub79c\uc9c0 \uc9c1\uacbd<\/td>\n 285mm \u2013 1100mm<\/td>\n DIN \/ KV Standard<\/td>\n<\/tr>\n \n \uae30\ud558\ud559<\/td>\n \uc555\ucd95 \uae38\uc774<\/td>\n Min 1100mm<\/td>\n \ub9de\ucda4 \uc124\uc815 \uac00\ub2a5<\/td>\n<\/tr>\n \n \uae30\ud558\ud559<\/td>\n \ub1cc\uc878\uc911(\ub77c)<\/td>\n \u00b1 100mm to \u00b1 450mm<\/td>\n Long Travel Spline<\/td>\n<\/tr>\n \n \uae30\ud558\ud559<\/td>\n \ud29c\ube0c \ub450\uaed8<\/td>\n 20mm \u2013 60mm<\/td>\n Seamless Forged<\/td>\n<\/tr>\n \n \uc7ac\ub8cc<\/td>\n \uc694\ud06c \uc18c\uc7ac<\/td>\n 18CrNiMo7-6<\/td>\n Vacuum Degassed<\/td>\n<\/tr>\n \n \uc7ac\ub8cc<\/td>\n \ud06c\ub85c\uc2a4 \uc2a4\ud30c\uc774\ub354<\/td>\n 20CrMnTiH \/ SAE 9310<\/td>\n \uce68\ud0c4 \ucc98\ub9ac, \uacbd\ub3c4 60 HRC<\/td>\n<\/tr>\n \n \uc7ac\ub8cc<\/td>\n \uc2a4\ud50c\ub77c\uc778 \ucf54\ud305<\/td>\n MoS2 \/ Nylon 11<\/td>\n Vertical Glide<\/td>\n<\/tr>\n \n \uc7ac\ub8cc<\/td>\n \uc530 \ud0c0\uc785<\/td>\n Viton ETP + Shield<\/td>\n Water\/Scale Proof<\/td>\n<\/tr>\n \n \ud45c\uc900<\/td>\n \ud50c\ub79c\uc9c0 \uc778\ud130\ud398\uc774\uc2a4<\/td>\n \ud398\uc774\uc2a4 \ud0a4 \/ \ud788\ub974\uc2a4<\/td>\n High Torque<\/td>\n<\/tr>\n \n \ud45c\uc900<\/td>\n \uade0\ud615<\/td>\n ISO 1940 G6.3<\/td>\n Precision<\/td>\n<\/tr>\n \n \ud45c\uc900<\/td>\n \uc720\uc9c0<\/td>\n Ca-Sulfonate Complex<\/td>\n Adhesive Type<\/td>\n<\/tr>\n \n \ud45c\uc900<\/td>\n \uc778\uc99d<\/td>\n 3.1 \uc7ac\ub8cc \uc778\uc99d\uc11c<\/td>\n \ucd94\uc801\uc131<\/td>\n<\/tr>\n \n \ud45c\uc900<\/td>\n \uae30\uc6d0<\/td>\n \uc5d0\ubc84\ud30c\uc6cc \/ HZPT<\/td>\n \uacf5\uc7a5 \uc9c1\uc1a1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n \uc2dc\uc2a4\ud15c\uc801 \uc2dc\ub108\uc9c0: \uae30\uc5b4\ubc15\uc2a4 \ud1b5\ud569<\/h3>\n