Product Description
Static Pressure Horizontal Automatic Molding Line
Product Detail:
Productivity of moulding lines
up to 210 mould per hour achieved Plants with higher productivity may be designed on request.
Size of moulds up to 2500 mm length
Plants with larger flask may be designed on request.
Product Orientation
1. High ability for compaction sand, rigid and dense mould, suitable to manufacture of complex castings.
2. Dimensional stability and better surface roughness ,high efficiency of moulding
3. Mould plate with high rate of utilization. Good working condition and labour saving
A. Process of molding machine
1. Empty Flask is indexed into the molding machine molding station
2. Pattern bolsters rotate or shuttle
3. The lifting cylinder rises, and the formwork, sand box and pre-sand frame rise
4. Quantitative sand adding
5. Move the sand bucket out while moving the multi-contacts in and clean the upper surface of the pre-sand frame
6. The lifting cylinder goes up again to top tight
7. Air pre-compacting and compaction
8. The lifting cylinder falls down while drafting
B. Turnover machine
1. Turnover machine in molding section
Turn the flask by 180 degrees to make mould joint facing up
2. Turnover machine in core setting section
Turn the flask by 180 degrees before flask closing machine
Consisting of
Adjustable roller blocks with heavy, hardened rollers running in ball bearing
C. Downgate Drilling Device
Used for milling the gate or riser at the specified point in the cope
Consisting of
1. Hydraulic motor or motor for rotating
2. Servo motor reducer and servo controller drive, gear and rack drive for X/Y direction
3. Straight line guide mechanism
4. Replaceable high hardness metal tool
5. Cutting tool holder
6. Hydraulic lift cylinder
7. Valve system and electrical control system
D. Venthole drilling device
Used for drilling holes in sand mould after compaction
Consisting of
1. Hydraulic motor or motor for rotating
2. Servo motor reducer and servo controller drive, gear and rack drive for X/Y direction
3. Straight line guide mechanism
4. Replaceable high hardness metal tool
5. Cutting tool holder
6. Hydraulic lift cylinder
7. Valve system and electrical control system
E. Flask Separating Device
Transfer the flask onto the pallet to close the flask
Consisting of
1. Guiding device
2. Lifting device
3. Positioning device for the flask
4. Flask clamp closing device
5. Valve system and electrical control system
F. Pouring machine
Suitable for production of gray iron and ductile iron castings in molding production line (including box and non-box lines)
a. Ladle changing: crane or forklift
b. Casting capacity:1000kg-2500kg
c. Pouring rate:15-22kg/sec
Consisting of
1. Fan-shaped casting bag
2. Servo tilting mechanism
3. Longitudinal and horizontal movement of vehicle and track system
4. Controlling and operating system
5. Safe system
6. Cable unit
7. Incubation system
G Transfer car & rail system
Used for transportation of sand mold and pallet in molding section and cooling section
Consisting of
1. Gear and rack running device driven by motor reducer with holding brake
2. 22kg/m light rail
3. Transition car with 4 walking wheels, guide wheels and quenched square steel
4. Limit device for transfer car
5. Hydraulic indexing and cushioning device controlled by proportional valve
6. Drag chain
7. Valve system and electrical control system
H. Punch-out machine
To punch-out the mould from the flask, operating from the top, designed as stripping device
Consisting of
1. Lifting device
2. Travel driving unit
3. Flask lifting and punch-out cylinder
4. Conveying mechanism with hardened roller
5. Supporting framework
6. Valve system and electrical control system
I. Flask separating machine
For lifting the empty flasks off the transfer car, separating cope and drag, placing cope and drag on the roller conveyor and further transport through the moulding line
Consisting of
1. Lifting device
2. Guiding device
3. Locating device for flask
4. Unclamp device
5. Valve system and electrical control system
G. Pallet cleaning device
For cleaning the top surfaces of the pallets from residual moulding sand
Consisting of
1. Framework
2. Adjustable blade
3. Guide slide for heavy roller table with ball bearing
4. Weeping brush with adjustable front scraper and capable of swinging up and down
K. Inner wall cleaning device
Scrape off the residual sand on the inner wall of the sand box to prevent the sand from falling during molding.
Consisting of
1. Framework
2. ROSTA torsional spring from Switzerland.
3. Adjustable scraper
4. Guiding device
5. Lifting device
6. Valve system and electrical control system
L. Roller conveyor,indexing rod ,cushioning rod
To convey flask one by one box on the raceway, one sand box pitch at a time; To make a sandbox stop slowly for construction Sand buffering of roll table
Consisting of
1. Hydraulic power supply system of oil cylinder with pressure
2. Supporting and guiding roller
M. Positioning mechanism
fixing the pallet at the end of the cast conveyor line
Consisting of
1. Relocatable base plate
2. Hydraulic rotary plate
3. Valve system
4. electrical control system
N. Hydraulic system
Provide the main power for the running of molding line
Consisting of
1. Hydraulic station
2. Valve and valve block
3. Oil tank
4. Oil temperature control system
5. Hydraulic oil heater
6. Complete set of valve control panel
O. Electronic control system
For the automatic operation of molding line, and for the repair and maintenance of interlocking manual operation and non-interlocking installation operation
1. Siemens PLC
2. Human-computer interface c
3. Scale plate
4. Low-voltage electrical components
5. PLC control system
6. Remote control system
Static Pressure has following advantages.
High ability for compaction sand, rigid and dense mould, suitable to manufacture of complex castings.
Dimensional stability and better surface roughness.
High efficiency of moulding.
Mould plate with high rate of utilization.
Good working condition and labour saving.
-PLC from SimensS7, with touch screen and network Ethernet etc.
-Servo system from SEW or Siemens and and Variable-Frequency Drive from Rexroth.
-Hydraulic valve of moulding machine from Rexroth, Hydraulic Cylinder from China famous brand.
-Low-voltage electrical components from Schneide.
-Hydraulic Seals from international brand.
-Bearing from China famous brand (HRB/LYC/ZWZ).
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