Jonsen’s Metal Grinding Machine Model: SG1300-2WJS+B
Application: Surface grinding and polishing for Steel, Stainless steel,
Aluminium, cooper etc. , non-ferrous metal
Machine is equipped:
Basic machine: SG1300-2WJS+B
Automatic paper filter
Package: Plywood package
- Grinding head: Double abrasive belt heads +
Scotch Brite Brush head
Abrasive belt Head: Two stations
1.1 Contact rollers and pinch rollers are covered with high
quality, heat and oil resistant rubber. The diameter of the contact
roller is 240mm standard.
The durometer is 55°+55°, different durometers are available upon
1.2 The first contact roller is height adjustable for grit size
compensation and deburring pressure.
Total adjustment is 3 mm using cam shaft construction.
1.3 Front lock on grinding head, with fine adjustment.
1.4 SKF spherical bearings are used on the contact roller.
A central lubricating system insures a long life.
1.5 In order to correct the deflection of abrasive belt the tension
1.6 Pneumatic controlled abrasive belt tracking device.
1.7 The oscillating air cylinder and tension cylinder are of heavy
duty construction and easy to maintain.
1.8 Fine adjustment of abrasive belt oscillation.
1.9 Abrasive belt size: 1300mm×2200mm
1.10 Contact roller is driven by a tapered shaft pulley assembly.
1.11 Water coolant pipes are located in front of and in back of
each contact roller. A portable spray hose is also provides to
clean the machine.
1.12 Main motor: 22KW+22KW 380V 3phases 50HZ
1.13 Disk brake device on main motors.
1.14 Water-proof of each bearing, prolong the lifetime.
1.15Water coolant pipes are located in front and back of contact
roller. A portable spray hose is also provided for machine
1.16 Freestanding automatic paper filtration device.
1.17 Cool air drying (Air-knives type) device at outlet.
Also three groups of squeeze rollers are installed.
Scotch Brite brush head: One station
1.18 3M nov-woven fabric Scotch Brite, diameter 300mm, thickness
1.19 Gear worm lift of the Scotch Brite, total adjustment 40mm.
1.20 Brush drive motor power: 15KW
2. Conveyor system
2.1 High-quality rubber rough top conveyer belt standard and rubber
covered drive roller.
2.2 Rubber covered pinch rollers before and behind aggregate, heat
and oil resistant 60mm diameter.
2.3 Electronic automatic abrasive belt tracking.
2.4 4-pillar synchronized jack systems electrically operated with
manual fine adjustment of work table.
2.5 Patented external jack screws are mounted externally so as not
to touch the fluids prolonging the life.
2.6 Magnetic grid positioning sensor for work piece thickness
2.7 The conveyor is a motor (frequency controlled) and worm gear
box to provide variable speed of 2-11 m/min.
2.8 Table capacity1-70mm.
2.9 Three sets of rubber squeeze roller at machine outlet together
with one set of air-knife blowing system.
One set of water pinch roller at machine inlet.
3.1 Voltage:380V, 3 phases,50HZ
Voltage of controller: 24V
3.2 Schneider low-voltage equipment.
3.3 Main Motor: 22KW+22KW+15KW
Feed Motor: 3KW
Lifting Motor: 0.37KW
Pump Motor: 0.37KW
Dryer motor: 4.6KW
3.4 Inching switch for lift of worktable, conveyor returning
start & stop of coolant pump and dryer on
FRONT of centralized operating panel.
3.5 MINICOKR digital read out, in inch or metric.
3.6 Conveyer speed is controlled by frequency inverter.
3.7 Main electrical switch disconnect on front door of electrical
cabinet,safety interlocks on all access doors.
3.8 Emergency finger protection guard is found on the front of the
conveyor table at entrance to avoid injury.
3.9 A total of 6 protection switches, including 2 abrasive belt
switches, 1 conveyer belt switch, and 3 emergency switches to
insure safety of operator.
3.10 Amp meter to monitor abrasive belt and brush drive motor load.
3.11 Air pressure regulation is located on front bottom portion of
3.12 Service key in electrical cabinet.
4. Rack and construction
4.1 Under-rack is a high rigid steel sheet of 6mm, after folding,
4.2 Upper-rack is a high quality cold rolled steel sheet of
4.3 All rollers are made of carbon steel 45#.
4.4 All rotating shafts are balanced.
4.5 A water-prevent roller is located on the inlet of the feed. Two
Groups (total four) of water pressure rollers are on the outlet,
pressure the work piece, to avoid no water breakage during
4.6 Inside of upper-rack is made of stainless steel sheet.
Touch screen: Mitsubish
6. Technical parameters
6.1 Maximum working width: 1280mm
6.2 Working thickness: 1-70mm
6.3 Minimum working length: 300mm
6.4 Feed speed: 2-11m/min
6.5 Total motor power: 68KW (standard)
6.6 Measurement of abrasive belt: 1300×2200mm
6.7 Dimension: 2200×3550×2200mm
6.8 Weight: approximately 4500KGS
7. Maintenance instructions
Rubberized rollers and rubber conveyer belts: 6 months
The rest: 1 year