Summit Machine Tool
Heavy Duty HTM Series Horizontal Boring Mills
Table Size: Up to 70″ x 78″
Max. Workpiece Weight: 26,500 lbs.
Up to 50 HP Motor
Description
Summit® Heavy Duty HTM Series Horizontal Boring Mills (HBMs) offer precision and high performance in a cost-effective solution. They are versatile, durable, heavy-duty and user-friendly machine tools that provide years of profitable trouble-free operation. Utilizing the latest technologies to meet the ever increasing demand for greater productivity, Summit HTM Series Horizontal Boring Mills contain more standard features than any comparable model on the market.
Standard Features
- Modular travels
- Heavily-ribbed closed grain cast iron construction, heat-treated and stress-relieved
- Hardened and precisioned ground steel ways as option
- Angular contact bearing spindle cartridge headstock
- Limit switches on all axes
- Easy access programmable electrics
- Built-in rotary table
- Bellville washers tool clamping with hydraulic unclamping
- Precision hardened and ground gears
- ZF Box & belt transmission on main motor
- Central pendant control
- Multi-axis electronic digital readout
- Inch/Metric switchable readout
- Automatic timed lubrication system
- Inch/Metric programmable threading
- Steel telescoping way covers
- Hydraulic axis clamping
- Rapid traverse
- Ballscrews on all linear axes
- Electronic handwheel
- Manual machine plus control
- Rotary digital readout
- UL/CSA Electrics
| Specifications | HTM4H-XS | HTM4H-S | HTM4H | HTM5H |
| Spindle | ||||
|---|---|---|---|---|
| Diameter of spindle | 4 1/8″ | 5″ | ||
| Taper of spindle | #50 | #50 | ||
| Number of spindle speeds | Infinitely Variable | Infinitely Variable | ||
| Spindle speed range | 10-1800 RPM | 10-1800 RPM | ||
| Travels | ||||
| Spindle travel – W axis | 31.5″ | 31.5″ | ||
| Vertical travel – Y axis | 33.4″ | 47″ | 61″/78.8″ | 78″ |
| Cross travel of table – X axis | 47″ | 70.8″ | 86″/106″ | 100″/122″/143″ |
| Saddle travel w/o tailstock – Z axis | 39.34″ | 59″ | 65″/54″/104″ | 65″/84″/104″ |
| Number of feeds | Infinitely Variable | Inf. Variable | ||
| Metric threads/threads per inch | Programmable | Programmable | ||
| Rapid traverse | 118 IPM | 118 IPM | ||
| Rotary Table | ||||
| Positioning only | 360 degrees | 360 degrees | ||
| Size of table | 55″ x 55″ | 55″ x 63″ | 70″ x 78″ | |
| Maximum weight of workpiece | 13,200 lbs. | 26,500 lbs. | ||
| Main Drive Motor: | 20 HP | 22/30 HP | 40/50 HP | |
| Electrics: | 220/440/3/60 | 220/440/3/60 | ||
| Weight: (approximate) | 30,000 lbs. | 32,000 lbs. | 48,400 lbs. | 57,200 lbs. |
| Specifications | HTM4H-XS |
| Spindle | |
|---|---|
| Diameter of spindle | 4 1/8″ |
| Taper of spindle | #50 |
| Number of spindle speeds | Infinitely Variable |
| Spindle speed range | 10-1800 RPM |
| Travels | |
| Spindle travel – W axis | 31.5″ |
| Vertical travel – Y axis | 33.4″ |
| Cross travel of table – X axis | 47″ |
| Saddle travel w/o tailstock – Z axis | 39.34″ |
| Number of feeds | Infinitely Variable |
| Metric threads/threads per inch | Programmable |
| Rapid traverse | 118 IPM |
| Rotary Table | |
| Positioning only | 360 degrees |
| Size of table | 55″ x 55″ |
| Maximum weight of workpiece | 13,200 lbs. |
| Main Drive Motor: | 20 HP |
| Electrics: | 220/440/3/60 |
| Weight: (approximate) | 30,000 lbs. |
| Specifications | HTM4H-S |
| Spindle | |
|---|---|
| Diameter of spindle | 4 1/8″ |
| Taper of spindle | #50 |
| Number of spindle speeds | Infinitely Variable |
| Spindle speed range | 10-1800 RPM |
| Travels | |
| Spindle travel – W axis | 31.5″ |
| Vertical travel – Y axis | 47″ |
| Cross travel of table – X axis | 70.8″ |
| Saddle travel w/o tailstock – Z axis | 59″ |
| Number of feeds | Infinitely Variable |
| Metric threads/threads per inch | Programmable |
| Rapid traverse | 118 IPM |
| Rotary Table | |
| Positioning only | 360 degrees |
| Size of table | 55″ x 55″ |
| Maximum weight of workpiece | 13,200 lbs. |
| Main Drive Motor: | 20 HP |
| Electrics: | 220/440/3/60 |
| Weight: (approximate) | 32,000 lbs. |
| Specifications | HTM4H |
| Spindle | |
|---|---|
| Diameter of spindle | 4 1/8″ |
| Taper of spindle | #50 |
| Number of spindle speeds | Infinitely Variable |
| Spindle speed range | 10-1800 RPM |
| Travels | |
| Spindle travel – W axis | 31.5″ |
| Vertical travel – Y axis | 61″/78.8″ |
| Cross travel of table – X axis | 86″/106″ |
| Saddle travel w/o tailstock – Z axis | 65″/54″/104″ |
| Number of feeds | Infinitely Variable |
| Metric threads/threads per inch | Programmable |
| Rapid traverse | 118 IPM |
| Rotary Table | |
| Positioning only | 360 degrees |
| Size of table | 55″ x 63″ |
| Maximum weight of workpiece | 13,200 lbs. |
| Main Drive Motor: | 22/30 HP |
| Electrics: | 220/440/3/60 |
| Weight: (approximate) | 48,400 lbs. |
| Specifications | HTM5H |
| Spindle | |
|---|---|
| Diameter of spindle | 5″ |
| Taper of spindle | #50 |
| Number of spindle speeds | Infinitely Variable |
| Spindle speed range | 10-1800 RPM |
| Travels | |
| Spindle travel – W axis | 31.5″ |
| Vertical travel – Y axis | 78″ |
| Cross travel of table – X axis | 100″/122″/143″ |
| Saddle travel w/o tailstock – Z axis | 65″/84″/104″ |
| Number of feeds | Inf. Variable |
| Metric threads/threads per inch | Programmable |
| Rapid traverse | 118 IPM |
| Rotary Table | |
| Positioning only | 360 degrees |
| Size of table | 70″ x 78″ |
| Maximum weight of workpiece | 26,500 lbs. |
| Main Drive Motor: | 40/50 HP |
| Electrics: | 220/440/3/60 |
| Weight: (approximate) | 57,200 lbs. |
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Summit Machine Tool
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