Shijiazhuang Hanjiu Technology Co.,Ltd
Shijiazhuang Hanjiu Technology Co.,Ltd
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the oribt motors have low speed and high torque, perfect fit the machines' hydraulic systems
bring the new performance to the machines,and cut the equipments manufacturer costs.
Product details:
| product type | BMR motors |
| displacement | 80cc;100cc;125cc;160cc;200cc;250cc;315cc;400cc;500cc |
| flange | 2-φ13.5 Rhomb-flange pilot φ82.5x8 |
| shaft | 25mm key shaft |
| oil ports | G1/2 manifold mount 4-M8,G1/4 |
Main Specifications:
Technical data for BMR with 25 and 1 in and 1 in splined and 28.56 tapered shaft:
| Type | BMR BMRS 36 | BMR BMRS 50 | BMR BMRS 80 | BMR BMRS 100 | BMR BMRS 125 | BMR BMRS 160 | BMR BMRS 200 | BMR BMRS 250 | BMR BMRS 315 | BMR BMRS 375 | |
| Geometric displacement (cm3/rev.) | 36 | 51.7 | 81.5 | 102 | 127.2 | 157.2 | 194.5 | 253.3 | 317.5 | 381.4 | |
| Max. speed (rpm) | cont. | 1085 | 960 | 750 | 600 | 475 | 378 | 310 | 240 | 190 | 155 |
| int. | 1220 | 1150 | 940 | 750 | 600 | 475 | 385 | 300 | 240 | 190 | |
| Max. torque (N·m) | cont. | 72 | 100 | 195 | 240 | 300 | 360 | 360 | 390 | 390 | 365 |
| int. | 83 | 126 | 220 | 280 | 340 | 430 | 440 | 490 | 535 | 495 | |
| peak | 105 | 165 | 270 | 320 | 370 | 460 | 560 | 640 | 650 | 680 | |
| Max. output (kW) | cont. | 8.5 | 9.5 | 12.5 | 13 | 12.5 | 12.5 | 10 | 7 | 6 | 5 |
| int. | 9.8 | 11.2 | 15 | 15 | 14.5 | 14 | 13 | 9.5 | 9 | 8 | |
| Max. pressure drop (MPa) | cont. | 14 | 14 | 17.5 | 17.5 | 17.5 | 16.5 | 13 | 11 | 9 | 7 |
| int. | 16.5 | 17.5 | 20 | 20 | 20 | 20 | 17.5 | 15 | 13 | 10 | |
| peak | 22.5 | 22.5 | 22.5 | 22.5 | 22.5 | 22.5 | 22.5 | 20 | 17.5 | 15 | |
| Max. flow (L/min) | cont. | 40 | 50 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 |
| int. | 45 | 60 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | |
| Weight (kg) | 6.5 | 6.7 | 6.9 | 7 | 7.3 | 7.6 | 8 | 8.5 | 9 | 9.5 | |
Hydraulic Motors in Scrap Shears
Hydraulic motors play a crucial role in the operation of scrap shears, providing the necessary power to drive the cutting blades. While the specific motor type can vary based on the shear's size and capacity, here are some common applications
Types of Hydraulic Motors in Scrap Shears
Orbital Motors Often used in smaller to medium-sized scrap shears due to their high torque output and compact design.
Piston Motors Suitable for larger shears requiring higher speeds and power.
Gear Motors Can be used in specific applications where a combination of torque and speed is required.
How Hydraulic Motors Power Scrap Shears
Blade Movement The hydraulic motor drives the cutting blades, providing the force required to shear through scrap metal.
Feed Mechanism In some cases, a hydraulic motor may power the feed mechanism that advances the scrap material towards the blades.
Blade Adjustment Some shears use hydraulic motors to adjust blade clearance.
Factors Affecting Motor Selection
Shear Capacity The size and thickness of scrap metal to be processed determines the required motor power.
Cutting Speed The desired cutting speed influences the motor's speed and torque characteristics.
Cycle Time The frequency of cutting operations affects motor duty cycle and sizing.
Hydraulic System Pressure The motor must be compatible with the system's operating pressure.
Challenges and Considerations
Heavy Loads Scrap shears subject motors to high loads and shock.
Abrasive Environment The scrap metal environment can lead to contamination and wear.
Continuous Operation Motors must be able to handle extended periods of operation.
Maintenance Regular maintenance is crucial to ensure optimal performance and longevity.
By carefully selecting the appropriate hydraulic motor, scrap shear manufacturers can optimize cutting performance, efficiency, and durability.