I. Function and application of SKHZ-B numeral control H steel automatic Construction machine
SKHZ-B numeral control H steel automatic construction machine (horizontal) is the central equipment in equal and unequal section H steel automatic line. It can dynamically position three plates continually at one time. 4 welding torches are operated automatically, and raise the efficiency to 1-2 times.
This equipment adopts CNC technique and computer control, which greatly raise the automatic level, working quality and efficiency. Chinese menu operation can adjust construction fingers, e.g. welding speed, welding length, vacant travel length, etc. It can feedback control signals through photoelectrical parts and realize automata ion.
Equal and unequal numeral control H steel automatic construction machine is consist of input roll trace, main machine, output roll trace, hydraulic pressure system, electronic control system and automatic welding machine.
II. Main con figuration and equipments
1. Height of H steel: 250 -1500mm ( Height of belly plate when 4 touch works synchronically : 400 -1500 mm )
2. Thickness of belly plate:8 -32mm
3. Width of wing plate:200 -800mm
4. Thickness of wing plate: 8 -40mm
5. Length of H steel: 4000 -15000mm
6、Construction speed: 300~ 5900mm /min
7. Automatic point welding machine: 2 CO2 protection welding machines (customer option) , 4 torch
8、 Hydraulic pressure motor: 4kw
9、 System pressure: 6.3Mpa
10、 Motivating system power: 3kw
11、 Electronic pressure: 3 phases AC380V 50Hz
12. Input gross power:9.5kw
III . Mechanic Parts
This machine is consist of main machine, automatic centering input roll trace, wing belly edge aiming instrument, input roll trace, horizontal and elevating welding torch, hydraulic pressure system, point- to-point welding machine.
● Main machine: it is consist of gantry main frame, stepping manual centering of upper and low wing plate, manual belly position cabinet and hydraulic pressure strangler, flexible beam structure, verifying rate electronic motor and redactor. ( graph 3,4)
● Hydraulic pressure system: the all hydraulic pressure tanks are supplied by one hydraulic pressure station. Hydraulic pressure system is operated by electromagnetic valve under the sequent control of computer or manual control.
● Point welding system: It is equipped with 2 CO2 protection welding machines, 4 automatic tracing torches, 4 feeding machines, 2 sets heating meter. Main machine control fast feeding and welding rate.
● Cooling of hydraulic pressure system: ( graph 7)
a. Constructing hydraulic pressure station system adopts GLC1-1.0 pipe wing oil cooler. This cooler has the characters of small size, light weight, high efficiency, and etc.
b. cooler's technique fingers
Cooling area: 1.0m 2 working pressure: 1Mpa
Oil pressure dropping : ≦ 0.1Mpa water pressure dropping : ≦ 0.5Mpa
Working water temperature: 25 -30 ℃ working oil temperature: ≦ 100 ℃
Input oil temperature: 55 ℃ output oil temperature: ≦ 46 ℃
Flux of oil: 60 -70L /min rate between flux of oil and water: 1:1
Heat exchange rate: 6100-7200Kcal/h
c. The tap water can be used if it is available for customers. The waste water flows into cloaca. It can also use recycling water tunnel with cooling pump.( water recycling system should be supplied by customers)
IV. Control system
The control machine is original Yanyang control machine imported from Taiwan , which fit for manufacturing environment.( graph 11)
Main equipment
● RACK-360 style: 4U 19” cabinet
● CPU Intel Pentium 433MHz
● PCI-14S3 platform
● Strings: 2 RS-232
● Main memory: 64Mbt
● Hard disc: 40G
● Soft Drive: 3.5 inches
● Video card: compositive VGA video card
● 15 inches CRT high resolving rate color monitor: highest resolving rate 1024 × 768
● Power: 250W
● PS/2 waterproof keyboard
● Front platform can be locked to secure normal operation of system
● Front platform is equipped with AT connector
● Fan: one 12cm flexible ball bearing fan (filter attached)
● Fastening equipment for card to secure the solid structure of system
● Specification
● Color: white (PANTONE 413C )
● Size: 431mm (width ) × 177mm (height) × 450(depth);( 17” × 7” × 17.7” )
● Net weight/ gross weight (kg): 15/17
Specification
● Color: white (PANTONE 413C )
● Size: 431mm (width ) × 177mm (height) × 450(depth);( 17” × 7” × 17.7” )
● Net weight/ gross weight (kg): 15/17
Environment
● Working temperature: 0-50 degree
● Storing temperature: -20-60 degree
● Storing humidity: 5-95%, no moisture
● Shaking proof: 5-17Hz, 0.1” double peak travel; 17-640Hz, 1.5G peak to peak acceleration
● Strike proof coefficient: 10G accelerated strikes (11mesc, existing time)
● EMI: through FCC/ CE Class A
Automatic control software:
● MS-DOS6.22 operating system, Chinese interface
● The process of welding is carried out in Chinese menu
● Speed finger setting: welding speed and hand operating speed are set according to actual situation
● High speed and low speed switching
● Welding machine switching
● Manual support of low wing plate strangling and releasing
● Belly plate strangling and releasing control
● Belly plate feeding strangling and releasing control
● Wing plate feeding strangling and releasing control
● Upper wing plate strangling and releasing control
● Upper wing plate strangling and releasing control
● Welding line length setting, vacant length setting
● Remote control of belly plate feeding, wing plate feeding, low wing plate, upper wing plate.
Hard wear
● Module plug board, feasible for checking and repairing
● SSR electromagnetic valve motivating circuit.
● Both electronic motor and electromagnetic valve can be operated through computer or manual operation.
● Welding speed can be controlled without limited in the process of operation
● Japanese Panasonic transducer motivator is adopted, which has high quality, strong resistance against overload and multi-protection.
● Equipment of welding machine: DC -350A CO2 protection welding machine (customer option)
● Main electronic parts are famous band with good quality and reliable character
V. Motivating system
1. Motivating cabinet
Solid light proof motivation board
Welding machine control board
SciSpace photo electricity proof numeral volume I/O board
2. Two CO 2 protections, 4 feeding structures
3. One set hydraulic pressure system
