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Welded steel wire fabric for concrete reinforcement
The whole line for producing fencing mesh(wire diameter from Ø 3.5mm to Ø 12mm) is composed and integrated by the following plants:
SJ-3200 FENCING MESH WELDING MACHINE
Layout plan
Line wire pay-off
32sets pay-offs for line wire.
Max. Carrying capacity 1,000Kg for each set.
Line wire straightening unit
32sets straightening units for line wire.
Wire diameter: Ø 3.5mm - Ø 12mm.
Adopting holistic adjusting.
May change the line wire diameters without replacing straightening rolls.
Line wire pulling unit
32couples of pulling rolls for line wire pulling unit.
Driven by a continuous speed motor.
Each roll can be controlled separately at pneumatic pressure.
Pneumatic units are from AIRTAC.
Line wire accumulator
32sets line wire accumulator.
Each set can be controlled separately.
Emergency stop switch, keep personnel and equipment away from damage.
Line wire feeding unit
32couples of feeding rolls for line wire feeding unit.
Driven by 1 sets of servo motor from YASKAWA, increasing the efficiency, speed and accuracy of the feeding procedure.
Each roll can be controlled separately at pneumatic pressure.
Compact feeding rolls design easy to maintain and replace of parts.
Pneumatic units are from AIRTAC.
Welding system
Line wire minimum spacing is 100mm, adjustable by 50mm multiples.
The welding system is designed for smooth and ribbed wire.
Wire diameter: Ø 3.5- Ø 12mm.
Welding speed from 60 - 80 strokes per minute.
High quality copper electrodes.
Stainless steel water cooling pipes used for longer lifespan.
Pneumatic units are from AIRTAC.
Cross wire feeding unit
Driven by servo motor from YASKAWA.
Automatic cross wire feeding.
High quality material of feeding unit with heat treatment enhances life.
Maximum loading capacity 1,500Kg.
Mesh cutter
Cutting speed: 100 stokes per minute.
Newest mesh cutter, which is faster and accurate.
Mesh turner
Driven by pneumatic pressure.
Maximum mesh length 6 meters.
Control system
3 sets of servo control system.
PLC & Display unit are from MITSUBISHI.
Other electrical and electronics components are from MITSUBISHI.
English language and touchable screen display.
SJ-3200 Fencing Mesh Welding Machine Concept
No. Components Quantity
1 Line wire pay-off 32sets
2 Line wire straightening unit 32set
3 Line wire pulling unit 32set
4 Line wire accumulator 1set
5 Line wire feeding unit 1set
6 Welding system 1set
7 Cross wire feeding unit 1set
8 Mesh cutter 1set
9 Mesh turner 1set
10 Control system 1set
11 Spare parts 1set
12 Tools 1set
13 User’s guide 3sets
SJ-3200 Fencing Mesh Welding Machine Technical Data
Working specifications:
Max working width 3,300mm
Max welding width 3,200mm
Line wire spacing min 100mm max400mm,by 50mm multiples
Cross wire spacing ≥25mm, freely programmable spacing
Line wire diameter Ø 3.5 - 12 mm(off-coiled)
Cross wire diameter Ø 3.5 - 12mm(pre-cut & straightened)
Max welding capacity Ø 6mm + Ø 6mm
Max welding speed 60 - 80 strokes per minute
Numbers of welding points 32
Requirement of air compressor ≥0.7Mpa 3m3/min
Requirement of cooling water ≥0.2Mpa 2m3/min
Working time 24 hours/day
Machine overall dimension 40m(L) × 5m(W) × 3m(H)
Machine overall weight 30,000Kg
Electronic parts specifications:
Number of welding unit 16
Electric power of each welding unit 75KVA, 380V/50-60Hz/3Phase
Control voltage DC24V
Total installed power 13×75KVA, 380V/50-60Hz/3Phase
Short circuit voltage 4 - 8V
Numbers of air cylinders 32
Welding current controlling transistor
Payment: 40% of total price as advance payment by T/T after signing the contract;
60% of total price by irrevocable and confirmed L/C payable at sight.
Delivery: within 6 months (ex-works) after receipt of the advance payment and opening of the L/C according to our contract.
Commissioning
and training: by TJK technician at customer’s plant. Travel, accommodation and meal expenses, at customer’s charge.
Voltage: 380 V/50-60 Hz/3-Phase (extra voltage will be defined).
Warranty: Within the limits of what hereinafter set forth, TJK undertakes to remedy all defects of the equipment attributable to its engineering, material and workmanship. Such obligation of TJK is limited to defects that show within 12 (twelve) months from the delivery of the equipment.
To benefit from these rights, Buyer shall notify within 8 days of its discovery to TJK, in writing, analytically and precisely, all shown defects.
Validity of quotation: 30 days from the date of the present quotation.
ANNEX 1
SJ-3200 Spare Parts
No. Item description Model Quantity
1 Electrode SJ-3200 4pairs
2 Air cylinder SJ-3200 2sets
3 Solenoid valve SJ-3200 2sets
4 Positioning magnet for cross wire SJ-3200 2sets
5 Upper step roller for line wire SJ-3200 2sets
6 Lower step roller for line wire SJ-3200 2sets
7 Cross wire inspecting switch SJ-3200 2sets
8 Upper electrode holder SJ-3200 2sets
9 Lower electrode holder SJ-3200 2sets
10 Upper electrode electric wire SJ-3200 2sets
11 Lower electrode electric wire SJ-3200 2sets
11 Fuse 1set
13 Relay 1set
14 Tube joint Ø 8 10 pcs
15 Tube joint Ø 10 10 pcs
16 Tube joint Ø 12 10 pcs
17 Gas tube Ø 8, Ø 10, Ø 12 20 pcs
18 Soft tube Ø 12 3 m
ANNEX 2
Important Imported Components
No. Components Provider
1 Servo motor YASKAWA
2 PLC control system MITSUBISHI
3 Sensor MITSUBISHI
4 Solenoid valve SMC
5 Cylinder AIRTAC
6 Touchable LCD screen MITSUBISHI
7 Switch MITSUBISHI
8 Button MITSUBISHI
9 Indicator light MITSUBISHI
10 Multi-purpose switch MITSUBISHI
11 Contactor MITSUBISHI
12 Control relay MITSUBISHI