PTO Shaft for Rotary Harrow / Power Harrow — Overview
Efficient operation of a Rotary Harrow / Power Harrow depends on the uninterrupted transfer of mechanical power from the tractor’s PTO output to the implement’s input shaft. A purpose-built PTO drive shaft bridges this gap, converting engine torque into usable rotational force at the correct speed and angle. Designed for demanding tillage environments, our PTO shaft assemblies feature hardened universal joints, precision-balanced telescoping sections, and robust safety guards—ensuring smooth, dependable power transmission even under peak-load conditions.
Whether you run a small family farm or manage a large-scale commercial tillage enterprise, selecting the right PTO drive shaft for rotary harrow / power harrow 对于生产效率、安全性和成本效益而言，这至关重要。本页面提供全面的技术数据、选型指南、安装说明和实际案例研究，以帮助您做出明智的购买决策。
Technical Specifications — PTO Shaft for Rotary Harrow / Power Harrow
| 范围 | 规格 | 可定制范围 |
|---|---|---|
| PTO转速 | 540E 转/分 | 540 / 540E / 1000 转/分 |
| 轴系列 | T Series (Extra Heavy Duty) | L/S/G/T系列 |
| 拖拉机侧花键 | 20齿花键 1 3/4英寸 | 6齿花键 1 3/8英寸，21齿花键 1 3/8英寸，20齿花键 1 3/4英寸 |
| 实施侧样条 | 20齿花键 1 3/4英寸 | 6齿花键、8齿花键、20齿花键、21齿花键 |
| 闭合长度（Lz） | 710毫米 | 219 – 1716 mm |
| 最大伸展长度 | 1110毫米 | 符合规格 |
| 额定扭矩 | 150 – 540 Nm | Up to 1040 Nm |
| 拖拉机马力范围 | 29 – 113 HP | Up to 163 HP |
| 交叉期刊尺寸 | 36×89毫米 | 22×54.8 至 42×104.5 毫米 |
| 轭式（拖拉机端） | 螺栓连接 | 推销/螺栓固定/夹紧螺栓 |
| 轭类型（实现端） | 球形领圈快拆 | 推销/螺栓固定/双推销 |
| 型材管 | Lemon Profile Tube | 柠檬形/三角形/星形/圆形 |
| 管材 | 42CrMo合金钢 | 20CrMnTi / 42CrMo / 45#钢 |
| 表面处理 | 绘 | 锌/油漆/粉末涂层/黑色氧化物 |
| 过载保护 | 超速离合器 | 剪切螺栓/摩擦/棘轮/凸轮/超速 |
| 安全防护标准 | Full Wrap-Around Shield | CE / ISO 5674 / ASABE S361 |
| 工作角度（最大） | 25° | 每个关节最大角度可达 25° |
| 平衡等级 | ISO 1940 G40 | G6.3 / G16 / G40 |
| 重量（约） | 11.7 kg | 7.0 – 21.1 kg |
| 润滑周期 | 8小时 | 根据操作条件 |
All specifications can be tailored to your exact rotary harrow / power harrow configuration. 联系我们的工程团队 如需定制报价。
How a PTO Shaft Works on a Rotary Harrow / Power Harrow
Power flows from the tractor’s engine through the transmission to the rear PTO stub, which rotates at 540E RPM. The PTO shaft’s tractor-side yoke slides onto this stub via a splined connection (20-spline 1 3/4″), locking it in rotation. Torque passes through the first cross-and-bearing assembly, down the telescoping profile tube, and through the second cross-and-bearing assembly into the Rotary Harrow / Power Harrow’s input shaft. The profile tube design (Lemon Profile Tube) provides both torque transmission and axial slide capability, critical as the Rotary Harrow / Power Harrow moves relative to the tractor during fieldwork. The safety guard encloses the rotating shaft and both universal joint areas, spinning freely on bearings to prevent entanglement. Should an obstruction cause a sudden load spike, the Overrunning Clutch mechanism activates, absorbing the shock and preventing catastrophic failure.
结构组成
A complete PTO shaft assembly for a rotary harrow / power harrow comprises the following key components:
- 拖拉机侧轭 — 通过 20 齿 1 3/4 英寸花键啮合与拖拉机动力输出轴短轴连接。
- 万向节（×2） — 十字轴承组件（36×89 毫米），允许两端进行角度运动。
- 伸缩型材管 — Lemon Profile Tube construction enabling length adjustment between 710 mm and 1110 mm.
- 农具侧轭 — Connects to the rotary harrow / power harrow’s input shaft with Bolt-On locking mechanism.
- 过载保护 — 串联集成超越离合器，以保护传动系统。
- 安全防护 — Full Wrap-Around Shield enclosing the full shaft and joint areas.
Why Choose Our PTO Shaft for Your Rotary Harrow / Power Harrow
Our PTO drive shafts stand apart from generic imports and overpriced OEM replacements. Here is what sets our rotary harrow / power harrow PTO shaft range apart:
⚙ 高扭矩容量
Rated torque capacities from 200 Nm to 12,000 Nm across our L, S, G, and T series ensure a perfect match for every Rotary Harrow / Power Harrow size class.
🔒 平衡且无振动
每根轴都经过动态平衡，达到 ISO 1940 G6.3 或更高标准，消除了振动引起的疲劳和轴承磨损。
✅ 较长的保养周期
Grease-sealed universal joints and hardened profile tubes provide maintenance intervals of 50–100 operating hours under typical Rotary Harrow / Power Harrow conditions.
🛡 全局样条兼容性
我们的交叉参考数据库涵盖 Bondioli & Pavesi、Walterscheid、Comer、Weasler 和其他主要 OEM 零件编号。
🔧 快速交付能力
With 10,000+ units in stock, most orders ship within 3 business days—minimising critical downtime during peak Rotary Harrow / Power Harrow season.
⭐包含技术支持
Our engineering team provides free shaft selection assistance, CAD drawings, and torque calculations for your specific Rotary Harrow / Power Harrow setup.
品牌兼容性及更换指南
Our PTO shafts for rotary harrow / power harrow applications are engineered as direct drop-in replacements for shafts originally supplied by the following manufacturers:
- 沃尔特沙伊德
- 韦斯勒
- 邦迪奥利和帕韦西
- 科默工业
免责声明：以上提及的所有品牌名称均为其各自所有者的财产。提供这些信息仅用于帮助客户识别兼容的动力输出轴，并不代表任何形式的认可、关联或赞助关系。
备件及组件
We stock a full range of PTO shaft spare parts for rotary harrow / power harrow applications, including:
- Cross 日记本套装（所有标准尺寸）
- 替换用轭架（推销式、螺栓式、夹紧螺栓式）
- 型材管和外管
- 安全防护组件和轴承锥
- 剪切螺栓、摩擦片和离合器部件
- 防尘帽、密封件和润滑脂嘴
监管合规与区域标准
Agricultural PTO shafts sold and used in Australia must comply with strict workplace health and safety regulations. Our PTO shafts for rotary harrow / power harrow operations meet or exceed the following standards:
- ISO 5674 — 农业用拖拉机和机械 — PTO 驱动轴防护罩 — 强度和磨损测试。
- AS/NZS 60335 — 适用于澳大利亚和新西兰农业机械的安全标准。
- 澳大利亚安全工作局 — 工作场所设备风险管理操作规范，包括动力输出装置防护要求。
- CE标志 — 澳大利亚进口商接受 Conformité Européenne 认证作为设计合规性的证据。
All our PTO shafts ship with compliant safety guards as standard. If you are located in New South Wales, Victoria, Queensland, South Australia, Western Australia, or Tasmania, our products satisfy local WHS auditing requirements for PTO guarding on rotary harrow / power harrow implements.
Quick Selection Guide — PTO Shaft for Rotary Harrow / Power Harrow
Use this table to determine the key parameters you need before ordering a PTO shaft for your rotary harrow / power harrow:
| 步 | 待确定的参数 | 如何找到它 | Common Values for Rotary Harrow / Power Harrow |
|---|---|---|---|
| 1 | 拖拉机动力输出轴转速 | 查看拖拉机操作手册或动力输出轴残端标记 | 540E 转/分 |
| 2 | 拖拉机动力输出轴花键尺寸 | 数出动力输出轴短轴上的花键齿数；测量短轴直径 | 20齿花键 1 3/4英寸 |
| 3 | 实现输入样条 | 检查实施齿轮箱输入轴规格 | 20齿花键 1 3/4英寸 |
| 4 | 所需轴长 | 测量拖拉机动力输出轴短轴到农具输入轴的距离 | 710 – 1110 mm range |
| 5 | 扭矩要求 | 查阅设备手册或根据马力和转速计算。 | 150 – 540 Nm |
| 6 | 拖拉机马力 | 拖拉机规格铭牌或经销商文件 | 29 – 113 HP |
| 7 | 过载保护类型 | 匹配实施类型和风险概况 | 超速离合器 |
| 8 | 轴系列 | 根据扭矩和马力等级进行选择 | T Series (Extra Heavy Duty) |
Not sure which PTO shaft is right for your rotary harrow / power harrow? 联系我们的技术团队 免费提供选购协助。
Installation Guide — PTO Shaft on a Rotary Harrow / Power Harrow
Follow these steps to correctly install a PTO drive shaft on your rotary harrow / power harrow. Proper installation is critical for safe operation and maximum component life.
步骤 1：安装前安全检查
确保拖拉机发动机已熄火，动力输出轴（PTO）手柄已脱离啮合，点火钥匙已拔出。用楔块固定车轮，并将三点式悬挂装置降至地面。穿着贴身衣物，并摘除所有松散的首饰。
步骤 2：检查动力输出轴组件
Verify that the shaft is the correct series, length, and spline configuration for your Rotary Harrow / Power Harrow. Check that universal joints rotate freely, the telescoping section slides smoothly, and safety guards are intact.
步骤 3：准备拖拉机动力输出轴短节
清洁拖拉机动力输出轴（PTO）输出轴，并在花键上涂抹一层薄薄的防卡润滑脂。检查输出轴是否有磨损、毛刺或损坏。如果输出轴密封件磨损，请更换。
步骤 4：连接拖拉机侧轭
将拖拉机侧的轭架花键与动力输出轴短轴对齐，然后将轭架滑到短轴上，直到锁定机构（推销或卡环）牢固啮合。拉动轴以确认锁定已到位。
步骤 5：安装农具侧轭
Position the Rotary Harrow / Power Harrow so its input shaft aligns with the PTO shaft. Slide the implement-side yoke onto the input shaft and engage the locking mechanism. Ensure the shaft is not at maximum extension or compression.
第六步：固定安全防护装置和链条
将各防护锥的防旋转链条分别连接到拖拉机牵引杆和农具框架上。确认防护罩可以自由旋转，且没有被挤压或卡住。
步骤 7：检查操作角度
With the Rotary Harrow / Power Harrow in the working position, verify that neither universal joint exceeds 25° of angular deflection. Adjust hitch height or link length if necessary to reduce operating angles.
步骤 8：执行低速测试
启动拖拉机，将动力输出轴（PTO）置于怠速状态，观察轴的旋转是否平稳，是否有异常振动或噪音。逐渐提高转速至工作转速，再次检查。断开动力输出轴并重新检查所有连接。
PTO Shaft Troubleshooting for Rotary Harrow / Power Harrow Applications
If you encounter issues with your PTO shaft during rotary harrow / power harrow operation, use the following guide to diagnose and resolve common problems:
⚠ 剪切螺栓反复断裂
可能原因： 长期过载；螺栓等级过低；工具堵塞
推荐解决方案： 查明根本原因——检查进气口是否堵塞、叶片是否钝化或行驶速度是否过快。仅使用制造商指定的螺栓等级。切勿使用更高等级的螺栓，否则会破坏安全功能。
⚠ 执行器未达到全速
可能原因： 动力输出轴转速不匹配（540 转/分 vs 1000 转/分）；离合器打滑；发动机动力不足
推荐解决方案： 确认拖拉机动力输出轴 (PTO) 输出功率与农具要求相符。检查离合器调整情况。确认拖拉机发动机输出功率是否达到额定值——如有需要，请进行维修。
⚠ 轴将无法与动力输出轴短轴啮合
可能原因： 花键错位；腐蚀或毛刺残端；花键数量错误
推荐解决方案： 轻轻旋转轴，同时用力按压以对齐花键。用钢丝刷清洁轴颈，并涂抹防卡剂。确认花键数量（6 或 21）与轴轭匹配。
⚠ 动力输出轴 (PTO) 运转期间振动过大
可能原因： 万向节磨损或失效；轴不平衡；万向节工作角度不均
推荐解决方案： 检查十字轴颈是否有间隙——如果轴承座松动，则更换。如果轴明显弯曲，则重新平衡轴。调整挂钩高度，使两个万向节角度相等且小于 25°。
⚠ 过载离合器在正常负载下打滑
可能原因： 离合器扭矩设定过低；摩擦片磨损；离合器类型与应用不匹配
推荐解决方案： 重新按规定扭矩拧紧剪切螺栓或调整摩擦离合器弹簧压力。更换磨损的摩擦片。确认离合器额定扭矩与执行机构的扭矩需求相符。
⚠ 低速运转时发出咔嗒声或敲击声
可能原因： 万向节十字轴颈磨损；轭架与轴连接松动；花键损坏
推荐解决方案： 润滑所有连接处并检查间隙——更换任何松动的十字轴组件。拧紧轭螺栓。检查花键啮合处的磨损情况。
Case Studies — PTO Shaft for Rotary Harrow / Power Harrow in Australia
Real-world feedback from Australian farmers and contractors using our PTO shafts on rotary harrow / power harrow equipment:
🌱 Tamworth, NSW — Sugarcane Operation
客户： 迈克尔·D. | 应用： PTO shaft for rotary harrow / power harrow
“我们定制了长度，到货完全符合规格。交叉参考服务帮我们节省了几个小时的测量时间。”
🌱 Melbourne, VIC — Hay And Fodder Operation
客户： 大卫·L. 应用： PTO shaft for rotary harrow / power harrow
“我们将其与 Bondioli & Pavesi 的轴进行了并排测试——性能完全相同，但成本却低得多。”
🌱 Wagga Wagga, NSW — Dairy Operation
客户： 史蒂夫·C. | 应用： PTO shaft for rotary harrow / power harrow
“撞到隐藏的树桩时，摩擦离合器保护了我们的变速箱。我对这项安全功能非常满意。”
🌱 Sydney, NSW — Orchard Operation
客户： 杰森·K. | 应用： PTO shaft for rotary harrow / power harrow
“我们为车队订购了12根传动轴，每一根的长度和花键配合都完全正确。肯定会再次订购。”
🌱 Emerald, QLD — Mixed Livestock And Cropping Operation
客户： 罗伯特·F. | 应用： PTO shaft for rotary harrow / power harrow
“Fast delivery to regional Australia was a pleasant surprise. Shaft installed in under 30 minutes with no modifications needed.”
Frequently Asked Questions — PTO Shaft for Rotary Harrow / Power Harrow
❓ 这个动力输出轴可以替换我现有的原厂轴吗？
是的。我们的轴杆设计可直接替换包括 Bondioli & Pavesi、Walterscheid、Comer 和 Weasler 在内的主要 OEM 品牌的产品。请提供您当前轴杆的零件编号，我们将为您匹配正确的替换件。
❓你们提供什么保修服务？
我们提供 12 个月的保修期，涵盖材料和工艺方面的制造缺陷。保修索赔将在 5 个工作日内处理完毕，我们将酌情决定更换或退款。
❓你们提供定制杆身长度吗？
当然可以。我们生产各种长度的动力输出轴，闭合长度从 200 毫米到 2500 毫米不等。请提供您所需的闭合长度和展开长度，我们将根据您的具体规格生产轴。
❓ 万向节应该多久加一次润滑脂？
Under normal Rotary Harrow / Power Harrow operating conditions, grease every 8–10 hours of use. In dusty, wet, or high-load environments, increase frequency to every 4–6 hours. Use a high-quality EP2 lithium-complex grease.
❓ 批量订单的交货周期是多久？
标准库存商品将在 3 个工作日内发货。定制配置和批量订单（50 件以上）通常需要从订单确认之日起 15-25 个工作日。
❓ What PTO speed does my Rotary Harrow / Power Harrow require?
Most Rotary Harrow / Power Harrow implements operate at 540E RPM. Check the implement’s specifications plate or operator manual for the required PTO speed. Using the wrong speed can cause poor performance or component damage.
相关产品及配件
In addition to PTO drive shafts, we manufacture and supply a complete range of agricultural power transmission components that pair with your rotary harrow / power harrow setup:
Partner With Us — PTO Shaft Solutions for Rotary Harrow / Power Harrow
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