Basic Info.

Model NO.

SG350-WJS+2B

Model NO.

SG350-WJS+2B

Product Desciption

JONSEN METAL GRINDING MACHINE
SG350-WJS+2B PROPOSAL

Application: Stainless steel, Aluminium, ssheet grinding, deburring and finishing.

Belt/nylon brush/scotch brite brush

Belt/Scotch brite brush/scotch brie brush

1. Grinding head:  Abrasive belt +two brushes, Wet operation
1.1Contact rollers and pinch rollers are covered with high quality, heat and oil resistant rubber. The diameter of the contact roller is 185mm standard.
The durometer is 55°,different durometers are available upon request.
1.2 Three second disk brake system on main motor.
1.3 Front lock on grinding head, with fine adjustment.
1.4 SKF spherical bearings are used on the contact roller and belt tension roller. Each bearing is with lubrication nipple. Jonsen patent for bearing sealing system.
1.5 In order to correct the deflection of abrasive belt the tension roller oscillates.
1.6 Photo-electrical controlled abrasive belt tracking.
1.7 The oscillating air cylinder and tension cylinder are of heavy duty construction and easy to maintain.
1.8 Fine adjustment of oscillation
1.9 Abrasive belt size: 630mm×1900mm
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.
1.13 Water-proof of each bearing, prolong the lifetime.
1.14Freestanding automatic paper filter.  

1.15 Air-blowering device, three sets of squeeze rollers at outlet.


Filament Brush head operation
1.16Filament brush diameter 185mm, Sic grains.
1.17Gear worm lift of the brush, total adjustment 40mm.
1.18This type of brush is for the deburring after punching and cutting. Different grit available. Normal grit:80#,120#

Scotch Brite head operation  
1.19 3M nov-woven fabric Scotch Brite, diameter 200mm, alumina, thickness total 30mm.
1.20Gear worm lift of the Scotch Brite, total adjustment 40mm.  
1.21 This type of brush is for the finishing on the surface after abrasive belt grinding and filament brush deburring.  

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 system 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 calibration.


3. Electricity
3.1 Voltage:415V, 3 phases 50HZ
      Voltage of controller: 24V

3.2 Schneider R low-voltage equipment.
3.3 Air-tecR pneumatic  abrasive belt tracking device.
3.4 Main Motor: 7.5KW
3.5 Inching switch for lift of worktable, conveyor returning button, start & stop of coolant pump and dryer on FRONT of centralized operating panel.
3.6 MINICOKR digital read out, in inch or metric.
3.7 Conveyer speed is controlled by frequency inverter.
3.8 Main electrical switch disconnect on front door of electrical cabinet,safety interlocks on all access doors.
3.9 Emergency finger protection guard is found on the front of the conveyor table at entrance to avoid injury.
3.10 A total of 6 protection switches, including 2 abrasive belt switches, 1 conveyer belt switch, and 3 emergency switches to insure safety of operator.
3.11 Amp meter to monitor abrasive belt and scotch brite brush load 
3.12Air pressure regulation is located on front bottom portion of the frame.
3.13 Service key in electrical cabinet.

4. Rack and construction
4.1 Under-rack is a high rigid steel sheet of 6mm, after folding, cutting, welding.
4.2 Upper-rack is a high quality cold rolled steel sheet ofmm.
4.3 All rollers are made of carbon steel
4.4 All rotating shafts are balanced.
4.5 A water-prevent roller is located on the inlet of the feed. TwoGroups (total four) of water pressure rollers are on the outlet, pressure the work piece, to avoid no water breakage during grinding.
4.6 The whole machine is anti-rusty
4.7 Inside of upper-rack is made of stainless steel sheet.

5. Options
5.1 PLC controller, with colored touch display: Mitsubishi   

6. Technical parameters

Maximum working width	600mm	Working thickness	1-80mm
Measurement of abrasive belt	630×1900mm	Minimum working length	270mm
Feed speed	standard	Total motor power	standard
Dimension:	1850×3200×2100mm	Weight	approximately3t

7.Delivery time: 60days after receive of down payment.  
   Payment: 30% deposit, balance paid before shipmen.  

8. Maintenance instructions
Rubberized rollers and rubber conveyer belts: 6 months
The rest: 1 year