Streicher Varimac
Varimac 10/20
Automatic Reversing Single Spindle Tapping Machine
OUR MOST VERSATILE MASCHINE
| Specification | Varimac 10 | Varimac 20 | Varimac 30 |
|---|---|---|---|
| Thread dimension | M4 – M12 / 1/8″ – 1/2″ | M6 – M20 / 1/4″ – 3/4″ | M16 – M33 / 5/8″ – 1 3/4″ |
| Spindle Count | 1 | 1 | 1 |
| Max. outside diameter | 25 mm | 50 mm | 80 mm |
| Max. length | 70 mm | 70 mm | 100 mm |
| Spindle Motor | 5.9 kW | 6.9 kW | 13.2 kW |
| Speed range | 0 – 4000 rpm | 0 – 2300 rpm | 0 – 1400 rpm |
| Machine Control System | PLC | PLC | PLC |
| Max. output | 3600 pcs/h | 2700 pcs/h | 1200 pcs/h |
| Coolant volume | 150 l | 150 l | 180 l |
| Weight | 1900/2280 kg | 1900/2280 kg | 3200/4000 kg |
| Dimensions (L×W×H) mm | 2100×980×1900 | 2100×980×1900 | 2700×1165×2050 |
Capability
Nut tapping up to M20 (VA20), M12 (VA10)
- Through Holes
- Blind Holes
- BSW & NPT pipe Threads
- Special thread pitches
Parts can be up to 70mm long and up to diameter 50mm (VA20), 25mm (VA10)
Adaptation to accept parts up to 90mm may be possible
Materials
- Steel
- Stainless Steel
- Brass
- Aluminium
- Plastic
Cut and Rollform tapping
Drilling and Reaming
Feeding Systems
- Vibratory Bowl
- Rotary Drum
- Both can be installed for companies with a large variety of products
Machine Control
Varimac machines use a Siemens
HMI touch screen and PLC
- TP900 Comfort HMI
- S7-1500/ET200SP PLC
The HMI stores up to 100 different parameter sets for specific jobs
Advance motion can be customized with 14 different settings
Panel Compartments
Left Side – Behind Machine
Right Side – Behind Machine
Servo-drive
Servo-drive Frequencey Controller – Accessible from side under spindle housing
Connectivity
Network and Wifi Connection for integration with factory data systems and remote support
Chip Seperation
Magnetic Chip Seperator
A magnetic drum rotates during automatic operation bringing steel chips up where they can be easily removed.
Oil flows under the drum and returns to the tank.
Basket for Non-Magnetic Materials
This perforated collection basket replaces the magnetic chip seperator when processing materials like stainless steel and aluminum.
Automatic Chip Conveyor
Conveyor operates continuously during automatic operation for easy removal of all materials.
Filtration Drawer
Filtration fabric can be placed under the magnetic chip separator, basket or conveyor to help maintain clean tapping oil.
The drawer slides out so the filter medium can be changed easily.
Oil Tank
Tank Capacity is 150 liters.
Oil level is visible from the outside through the sight glass.
Customized for External Equipment
Varimac machines can be customized to work with other equipment such as overhead feeding systems and carousel collection boxes.
These options will be discussed on an individual basis.
Finished Parts Conveyor
OUTPUT LEFT
OUTPUT RIGHT
Working Area – Standard Spindle
The standard spindle comes equiped with a Bilz style quick release tap holder.
All Varimacs for nut tapping are fitted with a tap breakage detection mechanism.
During each cycle a pin is projected into the tapped hole. When the pin is not able to go as far as it should, the control knows the tap broke and is stuck in the hole.
Working Area – Clamping
- The parts are radially clamped via a toggle clamp mechanism.
- They are also clamped axially by a pusher from behind.
- The sequence of clamping can be customized on the control screen.
Working Area – Part Kickout, Cleaning
A kickout is extended to make sure parts come out of the transfer disk when they should
A timed air nozzle is sometimes used to ensure chips are cleared from the transfer disk slots before a new part enters
Working Area – Good/Suspect Part Door
The door slides to the right to close the finished part outlet when first starting the machine for first article inspection.
It will also close if a problem is detected.
Working Area - Through Oil Spindle
- Through oil attachment available
- Extra oil filtration required for this option
Spindle Housing – Drilling Option
- A servo controlled drilling and reaming attachment is available
- This unit can also be used for pointing and other special operations
Spindle Housing – Lead Spindle
Tap advance is controlled by lead spindle with exact pitch of tap being used.
Spindle Housing – Lead Spindle
Lead spindles can be made to any metric or inch thread as well as non-standard custom pitches.
Optional Oil Filtration
- Magnetic Oil Filter
- Standard Element Filters
- Pressure Monitoring
- Stronger Oil Pump
Required with:
- Through Oil Attachment
- Drill/Ream Attachment
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