Ball mill · 1917 · 1 model
Select a model to jump to its component table; former and renamed designations are listed under “Historical names / renamings”.
| Model | Historical names / renamings | Period | Components |
|---|---|---|---|
| Marcy ball mill | Marcy Ball mill 8; Marcy Ball mill 10 6 ×17; Marcy Ball mill 13 6 ×15; Marcy Ball mill No.66; Marcy Ball mill No.67; Marcy Ball mill No.86; Marcy Ball mill 9ft6in × 12ft; Marcy mill; Marcy ball mill 24in×18in | 1917 | 18 |
The numbers on the diagram correspond one to one with the rows below.
| No. | Component | Location | Applies to | |
|---|---|---|---|---|
| 1 |  | Grinding balls | Steel-ball charge exposed in the cutaway | Marcy No.86, Shenandoah-Dives installation |
| 1 | Mill shell | Outer wall of the rotating shell | OEM 20-31 grate-discharge continuous ball mill design | |
| 2 | Mill trunnion | Hollow shaft at the left end adjoining the front support | Marcy No.86, Shenandoah-Dives installation | |
| 2 | Manhole cover | Inspection opening cover on top of the shell | OEM 20-31 grate-discharge continuous ball mill design | |
| 3 | Mill shell | Outer cylindrical shell of the rotating mill | Marcy No.86, Shenandoah-Dives installation | |
| 3 | Girth gear | Drive gear around the right-hand shell circumference | OEM 20-31 grate-discharge continuous ball mill design | |
| 4 | Trunnion bearing housing | Support housing around the left-hand trunnion | Marcy No.86, Shenandoah-Dives installation | |
| 4 | Steel liners | Lining layer on the inner shell wall | OEM 20-31 grate-discharge continuous ball mill design | |
| 5 | Synchronous motor | 250hp GE synchronous motor at the rear right | Marcy No.86, Shenandoah-Dives installation | |
| 5 | Mill trunnion | Hollow support trunnion outside the mill head | OEM 20-31 grate-discharge continuous ball mill design | |
| 6 | Brake wheel | Brake wheel at the upper far right | Marcy No.86, Shenandoah-Dives installation | |
| 6 | Feed inlet | Inlet at the left-hand hollow trunnion | OEM 20-31 grate-discharge continuous ball mill design | |
| 7 | Drive shaft | Exposed shaft between the motor and the right-hand mill end | Marcy No.86, Shenandoah-Dives installation | |
| 7 | Discharge cone | Conical discharge area between the grate and right-hand trunnion | OEM 20-31 grate-discharge continuous ball mill design | |
| 8 | Steel discharge grate | Vertical grate at the right-hand end of the grinding chamber | OEM 20-31 grate-discharge continuous ball mill design | |
| 9 | Product outlet | Product outlet outside the right-hand hollow trunnion | OEM 20-31 grate-discharge continuous ball mill design |
Models with the same components are grouped together; select a group to open its component table.
| No. | Component | Location |
|---|---|---|
| 1 | Grinding Balls / Steel Balls | Inside the grinding shell |
| 1 | Mill shell | Rotary grinding body |
| 2 | Mill trunnion | Support at both ends of grinding shell |
| 2 | Manhole cover | shell maintenance opening |
| 3 | Girth gear | External drive side of grinding shell |
| 4 | Steel liner | inner wall of cylinder |
| 6 | The 7th edition picture feed port | Figure 20-31 The hollow shaft entrance at the left end; the functional interface shown in the figure does not mean that it has been certified as an independent supply part |
| 7 | 7th edition picture provided for discharging cone | Figure 20-31 From behind the discharge grate plate at the right end to the hollow shaft |
| 8 | Steel discharge grate | Discharging end |
| Ball access cover | No.86 cylinder oval opening | |
| Mill shell | Rotary grinding drum | |
| Discharging drum screen | Lucky Friday site 9ft6in×12ft mill discharge end | |
| Reducer | Lucky Friday on-site ball mill driver | |
| Mill motor | Lucky Friday field driver | |
| High pressure and low pressure lubrication system | Lucky Friday on-site mill support lubrication | |
| Open gear lubrication device | Lucky Friday on-site transmission lubrication | |
| Entry Marcy vertical grid partition | Near the discharge end | |
| Entry Marcy Discharging and Grading Screen | Between the grid partition and the cylinder end; not the grate plate itself |
The Ball mill is also documented under these designations: Marcy ball mill, Marcy Ball mill 8, Marcy Ball mill 10 6 ×17, Marcy Ball mill 13 6 ×15, Marcy Ball mill No.66, Marcy Ball mill No.67, Marcy Ball mill No.86, Marcy Ball mill 9ft6in × 12ft, Marcy mill, Marcy ball mill 24in×18in.
The Ball mill is listed under the Marcy brand as: Ball mill. Period: 1917. Status: Historical model.
18 components are recorded, including: Grinding Balls / Steel Balls, Mill trunnion, Mill shell, Ball access cover, Mill shell, Steel liner, Steel discharge grate, Girth gear and more. The full list with locations is in the components table on this page.
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