Описание
The SWP-D Long Without Flex Type Universal Joint Coupling serves as a durable and effective component optimized for industrial uses that demand accurate torque delivery with limited pliability. Designed for firm, high-torque linkages, this coupling excels in shaft systems that are aligned or closely aligned within sectors like metallurgy, mining, and heavy equipment. Fabricated from robust steel through exacting fabrication processes, the SWP-D guarantees superior endurance and consistent functionality in challenging operational scenarios. Its elongated configuration supports wider shaft intervals, while the lack of flexibility reduces angular offsets, promoting steady, vibration-reduced performance. The SWP-D coupling remains a preferred option for arrangements prioritizing stiffness and resilience, featuring straightforward upkeep and sustained reliability.

SWP-D Long Without Flex Type Universal Joint Coupling Dimensions:

| Type | Tactical diameter D mm | Nominal torque Tn kN·m | Fatigue torque Tf kN·m | Axis angle β (°) | Size(mm) | Rotary inertia kg·m2 | Mass kg | |||||||||||
| Lmin | D1 js11 | D2 H7 | D3 | E | E1 | B×h | h1 | L1 | n-d | Lmin | Increase 100 | Lmin | Increase 100 | |||||
| SWP160D | 160 | 16 | 8 | ≤10 | 340 | 140 | 95 | 114 | 15 | 4 | 20×12 | 6 | 85 | 6-13 | 0.09 | 0.0056 | 35 | 2.1 |
| SWP180D | 180 | 20 | 10 | ≤10 | 380 | 155 | 105 | 121 | 15 | 4 | 24×14 | 7 | 95 | 6-15 | 0.16 | 0.0072 | 47 | 2.3 |
| SWP200D | 200 | 31.5 | 16 | ≤10 | 440 | 175 | 125 | 127 | 17 | 5 | 28×16 | 8 | 110 | 8-15 | 0.28 | 0.0114 | 67 | 3.4 |
| SWP225D | 225 | 40 | 20 | ≤10 | 520 | 196 | 135 | 152 | 20 | 5 | 32×18 | 9 | 130 | 8-17 | 0.53 | 0.0290 | 94 | 6.6 |
| SWP250D | 250 | 63 | 31.5 | ≤10 | 540 | 218 | 150 | 168 | 25 | 5 | 40×25 | 12.5 | 135 | 8-19 | 0.91 | 0.0407 | 140 | 7.3 |
| SWP285D | 285 | 90 | 45 | ≤10 | 600 | 245 | 170 | 194 | 27 | 7 | 40×30 | 15 | 150 | 8-21 | 1.91 | 0.0702 | 206 | 9.4 |
| SWP315D | 315 | 140 | 63 | ≤10 | 680 | 280 | 185 | 219 | 32 | 7 | 40×30 | 15 | 170 | 10-23 | 3.39 | 0.1144 | 271 | 12.0 |
| SWP350D | 350 | 180 | 90 | ≤10 | 740 | 310 | 210 | 245 | 35 | 8 | 50×32 | 16 | 185 | 10-23 | 5.35 | 0.1663 | 355 | 13.6 |
| SWP390D | 390 | 250 | 112 | ≤10 | 820 | 345 | 235 | 273 | 40 | 8 | 70×36 | 18 | 205 | 10-25 | 10.54 | 0.2695 | 501 | 18.0 |
| SWP435D | 435 | 355 | 160 | ≤10 | 940 | 385 | 255 | 299 | 42 | 10 | 80×40 | 20 | 235 | 16-28 | 18.56 | 0.3645 | 825 | 20.0 |
| SWP480D | 480 | 450 | 224 | ≤10 | 1060 | 425 | 275 | 351 | 47 | 12 | 90×45 | 22.5 | 265 | 16-31 | 31.69 | 0.7028 | 1144 | 28.0 |
| SWP550D | 550 | 710 | 315 | ≤10 | 1160 | 492 | 320 | 402 | 50 | 12 | 100×45 | 22.5 | 290 | 16-31 | 51.45 | 1.1842 | 1589 | 35.7 |
| SWP600D | 600 | 1000 | 500 | ≤10 | 1440 | 544 | 380 | 450 | 55 | 15 | 90×55 | 27.5 | 360 | 22-34 | 83.53 | 1.7159 | 2243 | 40.5 |
| SWP640D | 640 | 1250 | 630 | ≤10 | 1540 | 575 | 385 | 480 | 60 | 15 | 100×60 | 30 | 385 | 18-38 | 135.60 | 2.3080 | 3140 | 48.3 |
* Note: marking examples: gyration diameter D=315mm, installment length L=900mm, D type-long without flex type.
SWP315D x 900 coupling
Features of SWP-D Long Without Flex Type Universal Joint Coupling
The SWP-D Long Without Flex Type Universal Joint Coupling is engineered for applications requiring rigid torque transmission over extended distances. Its non-telescopic long design provides a fixed-length framework, ensuring stable torque delivery between shafts separated by greater spans. With a high torque capacity ranging from 16 kN·m to 1250 kN·m, it is well-suited for heavy-duty operations, such as steel rolling and crane systems. The coupling accommodates angular misalignment of up to 10°, effectively mitigating stress on associated components. Constructed from durable steel and bronze materials, it offers enhanced resilience in challenging industrial settings. The integrated fork head layout streamlines assembly processes and optimizes torque transfer efficiency, accommodating rotary diameters up to 1200 mm. Additionally, the split bearing support enables straightforward bearing replacement, thereby reducing maintenance downtime. This versatile coupling finds widespread application in industries including metallurgy, mining, petroleum, and shipbuilding, delivering reliable performance under demanding conditions. Connection options include keyway or bolt mechanisms, allowing flexible adaptation to diverse shaft configurations.

Design of Universal Coupling
The design of a universal coupling, exemplified by the SWP-D Long Without Flex Type Universal Joint Coupling, is structured to ensure accurate torque transmission and address misalignment among connected shafts in demanding industrial operations. This non-extendable, elongated cardan shaft is precisely constructed to harmonize resilience, operational efficiency, and flexibility, establishing it as a key asset in fields like metallurgy, mining, and heavy machinery. Outlined below are the fundamental design components that underpin its functionality and broad applicability:
Fixed-Length, Non-Telescopic Structure: The SWP-D coupling employs a non-variable, lengthened format that restricts axial variations to foster operational steadiness. This inflexible arrangement is particularly effective for configurations with shafts at increased separations, supporting uniform torque propagation absent any length variability.
Robust Cross and Fork Head Assembly: At the heart of the SWP-D’s framework lies its unified fork head and cross assembly, which enables fluid rotation and torque relay. The fork heads are expertly machined to limit backlash and sustain structural soundness, handling rotary diameters extending to 1200 mm for expansive machinery.
High-Strength Material Selection: Utilizing top-tier materials, such as steel for the core body and bronze for bearing parts, the coupling is built to resist considerable torque burdens (from 16 kN·m to 1250 kN·m) and challenging conditions. This material strategy strengthens defenses against wear, rust, and exhaustion, thus extending the coupling’s service duration.
Angular Misalignment Compensation: The architecture accommodates angular misalignment up to 10 degrees (for A-F variants), enabled by the universal joint’s cross apparatus. This attribute lessens tension on related shafts and bearings, thereby improving the system’s endurance and performance efficacy.
Split Bearing Support System: An important design trait is the segmented bearing support, which expedites maintenance by allowing direct entry to bearings, often subject to degradation. This method curtails service-related halts, making the SWP-D coupling a sensible option for sectors emphasizing uninterrupted activity.
Optimized for Heavy-Duty Applications: Tailored for stringent tasks, such as steel rolling mills, cranes, and paper processing equipment, the SWP-D’s design guarantees reliable execution under ongoing substantial pressures and in settings prone to dust, heat, or dampness.
Versatile Connection Interfaces: The coupling’s design encompasses various fastening techniques, including keyway or bolted mechanisms, to accommodate an array of shaft forms and machinery layouts. This adaptability simplifies embedding into current infrastructures.
Compact and Balanced Geometry: Notwithstanding its prolonged dimensions, the SWP-D preserves a harmonious shape to suppress vibration and promote even operation at accelerated rates. This design element augments overall system equilibrium and diminishes degradation on adjoining elements.
About HZPT
As a foremost producer and distributor of premium couplings, HZPT is acclaimed for its substantial role in domestic and international arenas. With an unwavering focus on superior quality, HZPT provides an expansive assortment of coupling solutions engineered to satisfy the specific needs of industries including metallurgy, mining, shipbuilding, paper production, and heavy machinery. Our detailed product catalog features 29 series and over 580 models, comprising standard serpentine spring couplings, spacer couplings, universal couplings, star-shaped elastic couplings, tire couplings, drum-type gear couplings, servo motor couplings, sprocket chain couplings, rigid couplings, flexible sleeve pin couplings, flexible pin couplings, HRC couplings, and numerous others.
At HZPT, we distinguish ourselves through our capacity to offer personalized solutions, involving the conceptualization, replacement, and creation of non-standard and imported couplings to align with individual customer demands. Bolstered by decades of sector knowledge and a proficient team of technical experts, we apply advanced engineering methods and stringent quality controls to yield consistent, high-performance items. Our specialized sales staff is devoted to supplying cutting-edge transmission and conveying technology services, ensuring flawless and productive equipment operations for our partners.
Guided by a customer-oriented principle, HZPT emphasizes precise delivery oversight, outstanding service, and a collaborative model that promotes shared success. We graciously welcome global clientele to visit our establishments, engage in potential alliances, and observe our commitment to innovation and excellence. Partner with HZPT for your coupling essentials, and utilize our state-of-the-art offerings to propel your operational excellence.



