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Features: | High Pressure Oil Seal | Product Name: | Hydraulic Motor |
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Material: | Cast Iron | Model Number: | BMP-250-4-E-D-B |
Displacement: | 250cc | Application: | Auger , Skid Steer, Trench |
Highlight: | BMP-250-4-E-D-B augers hydraulic Motor,OMP250 augers hydraulic Motor |
BMP-250-4-E-D-B augers hydraulic Motor OMP250 motor with magneto flange, SAE B spline shaft
► Product details
model type:BMP-250-4-E-D
displacement:250cc
flange:4 bolts rhomb flange, φ106.4mm,pilot φ82.5x8
shaft: φ25.4mm SAE 6B
port threads:G1/2
► Specification
BMP / OMP Motors
Type | BMP 36 |
BMP 50 |
BMP 80 |
BMP 100 |
BMP 125 |
BMP 160 |
BMP 200 |
BMP 250 |
BMP 315 |
BMP 400 |
BMP 500 |
|
Geometric displacement (cm3 /rev.) | 36 | 51.7 | 77.7 | 96.2 | 120.2 | 157.2 | 194.5 | 240.3 | 314.5 | 389.5 | 486.5 | |
Max. speed (rpm) | cont. | 1500 | 1150 | 770 | 615 | 490 | 383 | 310 | 250 | 192 | 155 | 120 |
int. | 1650 | 1450 | 960 | 770 | 615 | 475 | 385 | 310 | 240 | 190 | 150 | |
Max. torque (N·m) | cont. | 55 | 100 | 146 | 182 | 236 | 302 | 360 | 380 | 375 | 360 | 385 |
int. | 76 | 128 | 186 | 227 | 290 | 370 | 440 | 460 | 555 | 525 | 560 | |
peak | 96 | 148 | 218 | 264 | 360 | 434 | 540 | 550 | 650 | 680 | 680 | |
Max. output (kW) | cont. | 8 | 10 | 10 | 11 | 10 | 10 | 10 | 8.5 | 7 | 6 | 5 |
int. | 11.5 | 12 | 12 | 13 | 12 | 12 | 12 | 10.5 | 8.5 | 7 | 6 | |
Max. pressure drop (MPa) | cont. | 12.5 | 14 | 14 | 14 | 14 | 14 | 14 | 11 | 9 | 7 | 6 |
int. | 16.5 | 17.5 | 17.5 | 17.5 | 17.5 | 17.5 | 17.5 | 14 | 14 | 10.5 | 9 | |
peak | 22.5 | 22.5 | 22.5 | 22.5 | 22.5 | 22.5 | 22.5 | 18 | 16 | 14 | 12 | |
Max. flow (L/min) | cont. | 55 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 |
int. | 60 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | |
Weight (kg) | 5.6 | 5.6 | 5.7 | 5.9 | 6 | 6.2 | 6.4 | 7 | 6.9 | 7.4 | 8 |
Augers, those powerful drilling machines, rely on hydraulic motors to muscle through tough terrain and various materials. Here's a detailed look at how hydraulic motors function in augers and the common types used
The Power Behind the Auger Hydraulic Motors
Augers come in various sizes for different applications, but they all share a common principle a powerful motor that rotates a heavy-duty auger bit. This is where hydraulic motors come in
Engine Power Most augers are powered by internal combustion engines (gas or diesel).
Hydraulic Pump The engine drives a hydraulic pump, which converts engine power into pressurized hydraulic fluid.
Hydraulic Motor This motor receives the pressurized fluid.
Rotary Motion The motor utilizes the fluid's pressure and flow to generate rotary motion (shaft rotation).
Gear Reduction (Optional) In some auger models, a gear reduction unit is incorporated after the hydraulic motor. This multiplies the torque, providing extra rotational force for powering larger or deeper auers.
Auger Bit The motor shaft is connected to the auger bit, which performs the drilling action.
Why Hydraulic Motors Are Ideal for Augers
High Torque at Low Speeds Augers require immense strength at slower speeds to efficiently penetrate various materials like soil, rock, or ice. Hydraulic motors are exceptional at delivering this specific power characteristic.
Compact and Powerful Hydraulic motors offer a high power-to-size ratio, allowing for compact designs in both large and small augers.
Controllability By controlling the flow and pressure of the hydraulic fluid, the operator can regulate the speed and rotation of the auger bit, enabling precise control during drilling operations.
Durability Built to withstand the demanding conditions of construction sites and harsh outdoor environments, these motors can handle heavy loads, vibrations, and dirt.
Common Types of Hydraulic Motors in Augers
The specific type and size of the hydraulic motor used in an auger depend on the auger's size, power rating, and drilling capacity.
Modern augers might incorporate features like
Variable displacement hydraulic motors These allow for adjusting the motor's displacement based on the drilling conditions, optimizing performance and efficiency for different soil types or bit sizes.
Reversible motors This allows the auger bit to rotate in both directions, facilitating easier removal of the bit from the drilled hole.
By understanding the role and different types of hydraulic motors in augers, you gain a deeper appreciation for the technology that empowers these machines to conquer tough drilling challenges in various applications.
HANJIU Technology Precision manufacturing, providing solutions for hydraulic Motor.
Tel: 86-311-68123061
Fax: 86-010-80115555-568844