Hệ thống truyền động bánh răng hành tinh cho máy ủi bánh lốp trong khai thác mỏ.

The planetary wheel drive for mining wheel dozers is a specialized gearbox system engineered to optimize power transmission in heavy-duty earthmoving equipment. It employs a planetary gear arrangement, consisting of a central sun gear, surrounding planet gears, and an outer ring gear, to convert high-speed, low-torque input from the engine into low-speed, high-torque output at the wheels. This configuration enhances traction, efficiency, and maneuverability in demanding mining environments, such as quarries and open-pit operations, where wheel dozers must handle massive loads and uneven terrain. Renowned for its compact design and exceptional resilience, the planetary wheel drive minimizes downtime by withstanding extreme loads, vibrations, and abrasive conditions typical in mining applications.

Kích thước hộp số truyền động bánh răng hành tinh

Định nghĩa kỹ thuật

Biểu tượng	Đơn vị đo lường	Sự miêu tả
Tôi	-	Tỷ lệ giảm
T2max	[Nm]	Mô-men xoắn đầu ra tối đa
T2p	[Nm]	Mô-men xoắn đầu ra cực đại
T2maxint	[Nm]	Mô-men xoắn gián đoạn tối đa
T2cont	[Nm]	Mô-men xoắn đầu ra liên tục
Pcont	[kW]	Công suất liên tục tối đa
Pint	[kW]	Công suất gián đoạn tối đa
n1max	[rpm]	Tốc độ đầu vào tối đa
n2max	[rpm]	Tốc độ đầu ra tối đa

GR 80

Kiểu	Động cơ phân phối [cc]	Tổng lượng tiêu thụ. [cc]	Tôi	Mô-men xoắn						Tốc độ n2max		Quyền lực
				T2cont		T2maxint		T2p				Pcont [kW]	Pint [kW]
				[Nm]	Δp [bar]	[Nm]	Δp [bar]	[Nm]	Δp [bar]	[rpm]	portata chảy [l/phút]
GR80-MR50	51,6	269,9	5,23	470	145	570	175	630	205	115	30	5,5	7
GR80-MR80	80,3	420,0		800	145	960	175	1060	205	68	30	5,5	7
GR80-MR100	99,8	522,0		800	115	1000	145	1310	205	55	30	5,5	7
GR80-MR125	125,7	657,4		800	95	1000	120	1500	190	45	30	5,5	7
GR80-MR160	159,6	834,7		800	75	1000	95	1500	145	33	30	5	7
GR80-MR200	199,8	1045,0		800	60	1000	75	1500	115	26	30	5	7
GR80-MR250	249,3	1303,8		800	50	1000	60	1500	95	21	30	4,5	6

GR 200

Kiểu	Động cơ phân phối [cc]	Tổng lượng tiêu thụ. [cc]	Tôi	Mô-men xoắn						Tốc độ N2tối đa		Quyền lực
				T2tiếp tục		T2tối đa		T2P				Pcont [kW]	Pint [kW]
				[Nm]	Δp [bar]	[Nm]	Δp [bar]	[Nm]	Δp [bar]	[rpm]	portata chảy [l/phút]
GR200-MR50	51,6	319,9	6,20	560	145	670	175	740	205	98	30	5,5	7
GR200-MR80	80,3	497,9		950	145	1150	175	1250	205	58	30	5,5	7
GR200-MR100	99,8	618,8		1180	145	1420	175	1560	205	46	30	5,5	7
GR200-MR125	125,7	779,3		1450	145	1750	175	1920	205	38	30	5,5	7
GR200-MR160	159,6	989,5		1600	125	2100	165	2450	205	29	30	5	7
GR200-MR200	199,8	1238,8		1600	100	2150	135	2500	165	23	30	5	7
GR200-MR250	249,3	1545,7		1600	80	2150	105	2500	135	18	30	4,5	6
GR200-MR315	315,7	1957,3		1600	65	2150	85	2500	110	15	30	4	5
GR200-MR375	372,6	2310,1		1600	55	2150	70	2500	90	12	30	3,5	4,5

EH 210

Kiểu		Cân nặng		Lượng dầu		tôi (da÷a / Từ÷đến)		T2max [Nm]	n1max [rpm]
		EH 212	EH 213	EH 212	EH 213	EH 212	EH 213
EH 210 S		35	40	0.8	1	11 ÷ 29	41 ÷ 129	3950	3500
EH 210 SC
EH 210 PD			-		-

EH 240

Kiểu		Cân nặng		Lượng dầu		tôi (da÷a / Từ÷đến)		T2max [Nm]	n1max [rpm]
		EH 242	EH 243	EH 242	EH 243	EH 242	EH 243
EH 240 S		35	40	0.8	1	12 ÷ 31	45 ÷ 135	5600	3500
EH 240 SC
EH 240 PD			-		-

EH 350

Kiểu		Cân nặng		Lượng dầu		tôi (da÷a / Từ÷đến)		T2max [Nm]	n1max [rpm]
		EH 352	EH 353	EH 352	EH 353	EH 352	EH 353
EH 350 S		55	60	1	1.2	15 ÷ 31	52 ÷ 135	7200	3500
EH 350 PD

EH 610

Kiểu		Cân nặng		Lượng dầu		tôi (da÷a / Từ÷đến)		T2max [Nm]	n1max [rpm]
		EH 612	EH 613	EH 612	EH 613	EH 612	EH 613
EH 610 S		60	70	1.2	1.5	12 ÷ 31	47 ÷ 138	13500	3500
EH 610 PD

EH 910

Kiểu		Cân nặng	Lượng dầu	tôi (da÷a / Từ÷đến)	T2max	n1max
		EH 913	EH 913	EH 913	[Nm]	[rpm]
EH 910 S		130	1	47 ÷ 131	24200	3500
EH 910 PD

Phiên bản S

Kích cỡ	Kích thước
	D1	D2	D3	D4	D5	D6	D7	D8	L1	L2	L3
EH 210 S	230	200	180 giờ 9	190 giờ 9	210	229.5	M10 số 8	M10 số 8	253	73	180
EH 240 S	230	200	180 giờ 9	190 giờ 9	210	229.5	M10 số 8	M10 số 8	253	73	180
EH 350 S	270	230	190 h8	200 giờ 7	240	280	M16 số 8	M16 số 8	242	107	178
EH 610 S	260	230	190 f7	220 giờ 7	260	286	M16 số 12	M16 số 16	243	72	171
EH 910 S	330	300	270 f7	280 giờ 7	350	370	M16 số 18	M16 số 18	368	115	253

Phiên bản PD

Kích cỡ	Kích thước
	D1	D2	D3	D4	D5	D6	D7	D8	L1	L2	L3
EH 210 PD	230	200	180 giờ 9	160,8 f8	205	240	M10 (8x)	M18x1.5 (6x)	210	140	70
EH 240 PD	230	200	180 giờ 9	160,8 f8	205	240	M10 (8x)	M18x1.5 (6x)	210	140	70
EH 350 PD	240	209.55	177,8 h8	200 giờ 7	241.3	280	5/8"-11 UNC (6x)	5/8"-19 UNF (9x)	285	107	178
EH 610 PD	260	230	190 f7	220 giờ 7	275	310	M16 (12x)	M20x1.5 (8x)	293	72	221
EH 910 PD	330	300	270 f7	280 giờ 7	335	375	M16 (18x)	M22x1.5 (10x)	368	115	253

Mining Wheel Dozer Wheel Drive Planetary Gearbox Advantages

• Enhanced Torque Conversion
  This planetary wheel drive gearbox efficiently transforms high-speed, low-torque engine input into low-speed, high-torque output, ensuring superior traction and maneuverability on uneven mining terrain, which is critical for handling massive loads without compromising performance.
• Độ bền và độ tin cậy vượt trội
  Designed to withstand extreme loads, vibrations, and abrasive conditions prevalent in mining sites, the planetary system minimizes equipment downtime and extends operational lifespan, thereby reducing maintenance costs and enhancing overall productivity.
• Even Load Distribution
  By employing a configuration of sun, planet, and ring gears, it distributes mechanical stress uniformly across multiple contact points, which significantly reduces wear and tear under heavy-duty applications like dozing in quarries or open-pit mines.
• High Efficiency and Compact Design
  The compact structure allows for space-saving integration into wheel dozers while achieving high transmission ratios and efficiency, leading to improved fuel economy and better performance in confined mining spaces without sacrificing power output.
• Smooth Shifting and Precision
  Featuring consistent planetary powershift mechanisms, it enables seamless gear transitions and precise control, which is vital for mining operations requiring rapid adjustments to speed and torque, ultimately boosting operator safety and machine responsiveness.
• Resilience in Harsh Environments
  Engineered for peak bearing capacity and resilience against environmental stressors such as dust and extreme temperatures in mining, this wheel drive planetary gearbox ensures reliable long-term operation, contributing to higher uptime and lower total ownership costs for wheel dozers.

Planetary Wheel Drive Gearbox Application Areas

• Ngành công nghiệp khai thác mỏ
  In the mining sector, planetary wheel drive gearboxes are essential for powering wheel dozers, excavators, and bucket wheel drives, enabling efficient handling of heavy loads in harsh environments like open-pit mines and quarries, where they ensure reliable performance under extreme vibrations and abrasive conditions.
• Thiết bị xây dựng
  These planetary gearboxes are widely utilized in construction machinery such as loaders, graders, and compactors, offering superior torque conversion for maneuvering on uneven terrain, which enhances productivity and durability in building sites and infrastructure projects requiring precise power distribution.
• Máy móc nông nghiệp
  Planetary wheel drives play a crucial role in tractors and harvesting equipment, delivering high torque at low speeds to optimize traction in fields, thereby improving fuel efficiency and operational reliability for tasks like plowing, tilling, and crop transportation in diverse farming conditions.
• Robot và Tự động hóa
  In robotics and automated systems, these planetary gear reducers facilitate precise motion control and compact integration, supporting high-torque applications in assembly lines and industrial robots, which ensures accuracy, reduced backlash, and enhanced efficiency in manufacturing and packaging processes.
• Automotive Systems
  Employed in automotive transmissions and drive systems, wheel drive gearboxes enable smooth gear shifting and torque multiplication, contributing to improved vehicle performance, fuel economy, and handling in passenger cars, trucks, and off-road vehicles across the transportation sector.
• Material Handling Equipment
  These planetary gearboxes are integral to cranes, conveyors, and forklifts in material handling operations, providing robust power transmission for lifting and moving heavy loads in warehouses and logistics centers, thereby minimizing downtime and maximizing safety in industrial environments.

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Hộp số hành tinh dẫn động bánh xe Troubleshooting

• Overheating Issues
  Monitor temperature during operation; overheating often stems from insufficient lubrication, overload, or poor ventilation. Solutions include checking and replenishing lubricant levels, ensuring proper cooling systems, and reducing operational loads to prevent thermal damage and maintain efficiency in demanding environments.
• Excessive Noise and Vibration
  Unusual sounds or vibrations indicate misalignment, worn gears, or bearing failures. Inspect for loose components, realign shafts if necessary, replace damaged parts, and balance the system to restore smooth operation and prevent further mechanical degradation.
• Lubricant Leaks
  Leaks commonly result from damaged seals, gaskets, or overfilled reservoirs. Identify leak sources through visual inspection, replace faulty seals, clean affected areas, and verify lubricant quality to avoid contamination and ensure optimal gearbox performance under high-stress conditions.
• Gear Wear or Scoring
  Wear patterns on gears signal inadequate lubrication, misalignment, or abrasive contaminants. Conduct regular inspections, apply appropriate lubricants, realign components, and filter contaminants to mitigate scoring, thereby prolonging gear life and enhancing torque transmission reliability.
• Misalignment Problems
  Shaft or component misalignment leads to uneven load distribution and premature failure. Use precision tools to measure alignment, adjust mounting as required, and secure all fasteners to correct deviations, improving overall stability and operational efficiency in wheel drive applications.
• Bearing Failures
  Bearings may fail due to overload, contamination, or lack of maintenance, causing operational halts. Inspect for wear signs, clean and lubricate regularly, replace defective bearings promptly, and monitor load conditions to prevent failures and ensure sustained gearbox functionality.