Test items | Mainly used to evaluate the load-carrying capacity of lubricants |
Simple technical features or parameters | Through servo motor, air spring, closed-loop control software, automatic reset, automatic loading, automatic holding, automatic testing, automatic unloading, automatic measurement of wear scar diameter and taking pictures are realized, one-key operation, one-key data storage, fast test speed and error Very small, good repeatability, no pollution, no noise, high efficiency. |
GB/T12583-98, Determination of extreme pressure properties of lubricants (four-ball machine method)
GB3142-82, Determination of the bearing capacity of lubricants (four-ball method)
SH/T0189-92, Determination of anti-wear properties of lubricating oil (four-ball machine method)
SH/T0202-92, Determination of extreme pressure properties of grease (four-ball machine method)
SH/T0204-92, Determination of anti-wear properties of lubricating grease (four-ball machine method)
ZBE34007-87 (Four-ball anti-wear test method)
II.Technical parameters
NO | Project name | Technical indicators |
1 | Test force | |
1.1 | Axial test force working range | 10~10000N |
1.2 | Relative error of test force indication | ±1% |
1.3 | Automatically maintain the indication error when the test force is long | ±1%F.S |
2 | Friction torque | |
2.1 | Friction torque measuring range | 0~13500N.mm |
2.2 | Relative error of friction torque indication | ±3% |
3 | Spindle speed | |
3.1 | Spindle frequency conversion speed regulation range | 10~2000r/min |
3.2 | Spindle speed error | ±5r/min |
4 | Oil tank stroke | >45mm |
5 | Spindle bore taper | 1:7 |
6 | Testing machine heating system | |
6.1 | Heater operating temperature range | Room temperature ~250℃ |
6.2 | Temperature control accuracy | ≤2℃ |
7 | Testing Machine Spindle Control | |
7.1 | Testing machine time display and control range | 1~99999s or 1-99999min |
7.2 | Testing machine revolution display and control range | 999999999 |
7.3 | The maximum torque output of the main motor of the testing machine | 2.3N.m |
8 | Amount of oil used in one test | About 10ml |
9 | Special standard steel ball diameter | Ф12.7 |
10 | Dimensions of the testing machine (length × width × height mm) | About 1160×750×1640 |
11 | Testing machine net weight | About 400kg |
12 | Testing machine rated power | 5.5KW |
III. Packing list
Category | NO. | Name | Quantity |
Product | 1 | Host | 1 |
2 | Computer (LCD Monitor) | 1 | |
3 | Printer | 1 | |
4 | 15J Wear Spot Measurement Microscope | 1 | |
Appendix | 1 | High temperature wear auxiliary oil box | 1 |
2 | Normal temperature friction pair oil box | 1 | |
3 | Four-ball special steel ball | 1 | |
4 | Oil slinger (high/low temperature) | 1 for each | |
5 | Spring collet | 2 | |
6 | Torque wheel | 1 | |
Tool | 1 | Lifting screw | 4 |
2 | Anti-vibration horn | 4 | |
3 | Medical Tweezers (Medium) | 1 | |
4 | Medium waist plate | 1 | |
5 | Oil tank wrench (high/low temperature) | 1 for each | |
6 | Tool | 1 | |
7 | Collet chuck wrench | 1 | |
8 | Collet hammer | 1 |