1. Introduction to
JUII⊕Series Machine

2. Machine overview More clean
Shorter dry cycle time
New planning of mold clamping and clamping cylinder’s diameter
More stable and reliable running
Mold opening and clamping proportional valve technology improved
More clean
Oil-free or less oil lubrication technology
More safe and beautiful gate
Standardization improved
Better structure of clamping unit
Tie bar suspension to reduce loading

3. 3、platen moving cylinder
Improve
1、platen
2、tie bar
3、platen moving cylinder
4、lubrication
5、electrical unit
6、controller
7、hydraulic system
8、machine body
9、safety gate
10、hot runner
11、feeding platform

4. Platen Structure changes： Performance improvement：
Mold weight increase 10% than JUII series machine；
Back improved；
Stronger X direction；
Big plane upward when pouring process；
Performance improvement：
Platen deformation reduces 15%, maximum principle stress reduces
Platen rigidity enhances and machine life prolongs；
3. Better protection for mold, reduce its wearing and prolong lifetime；

5. Tie bar Structure changes ： Performance improvement ： JUⅡ JUⅡS
Tie bar suspend without guiding, no touch with movable platen；
Bar diameter 10% thicker；
Design of tooth-type clamping；
Performance improvement ：
No scraping between tie bar and movable platen；
Mold opening and closing loading reduce, less energy consumption；
Tie bar rigidity enhances and lifetime prolongs；
Strength of clamping tooth increase, its error tolerant rate rises；
JUⅡ
JUⅡS

6. Mold opening differential motion
Rapid mold moving cylinder
Structure changes ：
Improve the cylinder diameter up to the real machine loading；
Redesign the cylinder structure with the international advanced solution；
Improve proportional valve control for oil-in and back when mold opening and clamping ；
Dry cycle time JU16000Ⅱ vs JU16000ⅡS
Item (S)
JUⅡ
JUⅡS
Mold clamping
2.43
2.2
Mold opening differential motion
2.31
2.08
Brake open
0.88
0.52
Brake hold
1.2
0.57
Mold close
1.76
1.19
Mold open
0.2
0.5
Other
Dry cycle(EU6)
8.99
7.25
Performance improvement ：
Higher mold opening and clamping speed and shorter dry cycle time；
Quicker response of mold opening and clamping, more stable running；
Better mold opening and clamping positioning precision and repeated accuracy；
Better structure and reliability

7. Lubrication Structure changes ： Performance improvement ： JUⅡ
Oil-free self-lubrication for fixed platen and brake；
Self-lubrication for movable platen gliding foot, very little lubrication oil；
Improve lubrication specification
Performance improvement ：
Machine more clean；
Oil-free or less reduces cost；
Reasonable lubrication frequency provides better protection to machine lifetime.

8. Electrical unit Structure changes ： Performance improvement ： JUⅡ JUⅡS
Built-in position sensor of mold clamping cylinder
Performance improvement ：
More accurate zero position, much lower deviation rate, and more reliable position precision

9. Electrical unit Structure changes ： Performance improvement ：
Test item
Old
New
Pressure test
pass
Low temperature heating efficiency
fast
slow
High temperature heating efficiency
Temperature rise energy consumption（kwh）
high
low
Static warm-keeping energy consumption（kwh）
Dynamic energy consumption ratio（kwh/kg）
Heating stability（℃）
So so
good
Surface temperature
Warm-keeping effect after switch-off
Warm-keeping effect when continuous plasticization
Surface color after heating
Become yellow
No change
Structure changes ：
Technological structure of heating cycle improve；
Performance improvement ：
Heating efficiency of heating ring enhance；
Old heating ring
New heating ring

10. Controller Controller types： Performance improvement ：
Machine
Standard controller
JU4500ⅡS-JU7500ⅡS domestic sales
Techmation
JU9000ⅡS-JU40000ⅡS domestic sales
KEBA CP051（2880）
JU4500ⅡS-JU40000ⅡS export sales
Performance improvement ：
New design for Haitian panel, more humanization and easier to operate
Better CPU performance and bigger internal storage
More onboard I/O
More interface like EtherCAT，CANOpen， serial port etc.

11. Hydraulic system Structure changes Performance improvement
1. Clamping pressure rises to 210bar；
2. Pressure holding motor uses variable pump；
3. Equip two pressure holding functions: energy-saving and persistent；
Performance improvement
Diameter of mold clamping cylinder is decreases and dry cycle is shortened ；
Energy consumption of mold clamping and pressure holding is more reduced；

12. Hydraulic system Structure changes ： Performance improvement： JUⅡ JUⅡS
Cancel by-pass oil filter, change to separate filter
JUⅡ
JUⅡS
Performance improvement：
1. The separate filter has blocking detection sensor which has automatic alarm, while by-pass filter has no such function；
2. Stronger filtering ability, cleaner oil, longer hydraulic lifetime and better performance；

13. Hydraulic system Structure changes ： Performance improvement ：
Optimize tie bar reset program and increase tie bar speed control valve
Performance improvement ：
1. Tie bar reset speed is controllable and brake has better reliability；

14. Machine body Steel belt design improve Performance improvement ：
1. Thickness increase: use 3mm belt; 2. Fixing types change；
Performance improvement ：
Abrasion performance enhance, lifetime prolong.
Anti-curl ability enhance to provide accidental break

15. Safety Gate Overall planning： 450T-750T up and down pathway gate
900T-1850T floor type gate without up pathway
2100T-4000T Aluminum frame gate
导轨使用型材
料嘴防护罩形式更改
轨道支架的标准化
防护门零件的通用化
其中：2100T-4000T 采用铝型材框架结构防护门

16. Hot runner Structure changes Performance improvement
1. Integrated form
2. Compact wiring；
Performance improvement
Easy insert and pull out；
Small signal degradation；
Better compatibility

17. Material-feeding platform
Structure changes ：
Machine 1400T above adopt retractable aluminum alloy ladder
Performance improvement ：
Easy operation and more beautiful；
Accord with national safety standard and CE etc.；