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Refrigeration system
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JCO series precision oil cooling machine  

2  
  

application area

1. Application in lathe, high speed lathes, both inside and outside diameter grinding machine, EDM machine, hydraulic machinery, grinding machine, broaching machine, sharp bed, integrated CNC machining centers, mechanical cutting and other all kinds of machine tool auxiliary cooling occasions;

2 the control system adopts the liquid crystal computer controller, the operation is simple and intuitive;

3 has a fixed temperature and room temperature simultaneously "two control modes, the user can choose according to the actual needs;

4 with high pressure, low pressure, overload and other protective functions of ice to provide a passive alarm terminal, the fault signal feedback to the machine tool CNC system;

5 provide machine startup terminals, easy to realize linkage control of the machine and the oil cooler;

6 to prevent the spindle of the machine due to temperature variation influences the machining accuracy;

7 to prevent the machine tool spindle center offset or thermal deformation, stable machine tool precision and extend the life of the machine tool;

8 to prevent the oil temperature caused by high oil worse, keep oil viscosity, stable oil, to avoid oil shock.

  JCO series precision oil cooling machine parameters

Model

Product model

CompanyJCO-3.5JCO-5JCO-7JCO-10JCO-12JCO-15JCO-20
Refrigerating capacityKW3.505.007.0010.0012.0015.0020.00
Kcal/h3.004.306.008.6010.3012.9017.20

Power supply

AC 3P 380V/50HZ
Input powerKW1.80 2.60 3.00 5.30 6.00 7.50 7.80 
Operating currentA6.00 7.00 8.00 10.00 12.00 14.30 15.30 
Pump powerKW0.75 0.75 0.75 1.50 1.50 1.50 1.50 
Pump currentA2.10 2.10 2.10 3.80 3.80 3.80 3.80 
flowL/min16.00 25.00 35.00 35.00 65.00 65.00 65.00 
Supply pressureMPA0.5(Maximum fuel supply pressure 2)
Interface sizeInternal screw threadG3/4"G1"
Temperature rangeºCTemperature fixed 15-50 temperature with adjustment; room temperature + 9; control accuracy of 1

ambient temperature

ºC5-45
Oil viscosityCstHydraulic oil, lubricant, main shaft oil, etc.
noisedBA≤62≤62≤66
Protection levelIPIP44
Outline dimensionmm500*500*1000605*605*1180605*605*1180755*755*1310755*755*1360755*755*1360755*800*1680
weight
100155155180200210300
   

Note: 1, the cooling capacity in the ambient temperature of 35, oil 27, oil for VG32 under the conditions of the determination;

2, special models, please contact with the company.

Model
Product modelCompanyJCO-30JCO-40JCO-50JCO-60JCO-80JCO-100
Refrigerating capacityKW30.00 40.00 50.00 60.00 80.00 100.00 
Kcal/h25.80 34.40 43.00 51.60 68.80 86.00 
Power supplyAC 3P 380V/50HZ
Input powerKW14.30 19.00 25.00 28.00 36.00 50.00 
Operating currentA29.00 38.00 53.00 58.00 80.00 105.00 
Pump powerKW3.00 4.50 6.00 6.00 7.50 9.00 
Pump currentA7.60 11.30 15.20 15.20 19.00 22.80 
flowL/min130.00 180.00 230.00 250.00 320.00 390.00 
Supply pressureMPA0.5(Maximum fuel supply pressure 2)
Interface sizeInternal screw threadG1-1/2"Dn65flangeDn100flange
Temperature rangeºCTemperature fixed 15-50 temperature with adjustment; room temperature + 9; control accuracy of 1
ambient temperatureºC5-45
Oil viscosityCstHydraulic oil, lubricant, main shaft oil, etc.
noisedBA<70≤73
Protection levelIPIP44
Outline dimensionmm870*1000*18201000*1220*20001100*1900*21301000*2100*23001200*2300*2400
weight
4509501200123012801500
   

Note: 1, the cooling capacity in the ambient temperature of 35, oil 27, oil for VG32 under the conditions of the determination;

2, special models, please contact with the company.

Modeling method
  JCO-应用  


      

The selection method of the precision oil cooler for the cooling of the main shaft:

(1): spindle oil cooling oil temperature should be 20 ~ 30 degrees Celsius (ambient temperature of about 30 DEG C);

(2): Hydraulic spindle cooling needs oil pressure in the 0.3 ~ 0.51MPa;

(3) calculation of the heating power of the main spindle:

According to the motor output loss on the calculation of the heat P heat: the main shaft heat KW

P =P * P thermal motor motor spindle motor power: KW ETA: spindle heat loss efficiency

The general mechanical spindle according to the heat loss of 8% ~ =5. To calculate for high speed spindle according to the heat loss of =20 ~ 30%. To calculate

Pipeline resistance calculation method:

When the size of the oil pipeline is to be determined, the resistance of the pipe can be calculated according to the following calculation formula.

The pipeline resistance (delta P=0.595XvxQXL/D4 for ordinary hydraulic oil, lubricating oil)

1P: pipeline resistance (MPa) v: oil viscosity (mm2/s)

Q: flow (L/min) L: pipe length (m)

D: pipe diameter (mm)

  6

 JCW series refrigerating machine




7 

application area

1. Application in lathe, high speed lathes, both inside and outside diameter grinding machine, EDM machine, hydraulic machinery, grinding machine, broaching machine, milling machine, machining center machine, optical equipment and instruments all kinds of machine tool auxiliary cooling occasions;

2 system components are well-known brands at home and abroad, to ensure excellent quality and good safety and reliability;

3 automatic fault diagnosis function, the fault point is displayed directly on the screen, prompt the user to quickly deal with. The fault signal can be fed back to the numerical control system, which can protect the machine tool and avoid the damage of equipment and machining parts;

4 to provide multiple protection functions and passive alarm terminals, remote control terminals, easy to achieve centralized control and monitoring of CNC systems, and effectively ensure the safety and service life of machine tools;

5 control system using LCD computer controller, automatic control, simple operation, intuitive. The device has a fixed temperature and room temperature simultaneously "two control modes, the user can choose according to the actual needs.

JCW series refrigerator parameters 1


 

Model
Product modelCompanyJCW-3.5JCW-5JCW-7JCW-10JCW-12JCW-15JCW-20
Refrigerating capacityKW3.505.007.0010.0012.0015.0020.00
Kcal/h3.004.306.008.6010.3012.9017.20
Power supplyAC 3P 380V/50HZ
Input powerKW1.80 2.60 3.00 5.00 5.30 7.50 5.90 
Operating currentA6.00 7.00 8.00 9.50 10.00 14.30 11.00 
Pump headm25(Special lift order)
Pump flowL/min25.00 25.00 35.00 70.00 70.00 70.00 70.00 
Interface size
G3/4"G1"
Temperature range
Temperature fixed 15-50 temperature with adjustment; room temperature + 9; control accuracy of 1
ambient temperature
5-45
noiseDBA≤60≤62≤66
Protection levelIPIP44
Outline dimensionmm500*500*1000550*520*1250605*605*1180755*755*1310755*755*1360755*755*1360755*755*1680
weight
100115155180210210320
   

Note: 1, the cooling capacity in the ambient temperature of 35, 25 of water supply under the conditions of determination;

2, special models, please contact with the company.

Model
Product modelCompanyJCW-30JCW-40JCW-50JCW-60JCW-80JCW-100
Refrigerating capacityKW30.00 40.00 50.00 60.00 80.00 100.00 
Kcal/h25.80 34.40 43.00 51.60 68.80 86.00 
Power supplyAC 3P 380V/50HZ
Input powerKW13.50 18.00 19.50 25.00 32.00 45.00 
Operating currentA27.00 37.00 39.00 50.00 61.00 87.00 
Pump headm25(Special lift order)
Pump flowL/min210.00 210.00 210.00 600.00 600.00 600.00 
Interface size
G1-1/2"Dn65法兰Dn100法兰
Temperature rangeºCTemperature fixed 15-50 temperature with adjustment; room temperature + 9; control accuracy of 1
ambient temperatureºC5-45
noiseDBA≤70≤73
Protection levelIPIP44
Outline dimensionmm870*1000*18201000*1220*20001100*1900*21301000*3200*24001200*3200*2400
weight
4509501200123012801700
   

Note: 1, the cooling capacity in the ambient temperature of 35, 25 of water supply under the conditions of determination;

2, special models, please contact with the company.


  

Modeling method

1, through the cooling water (oil), the temperature difference between the inlet and outlet to calculate the calorific value

Q: hair heat kWQ=SH*De*F*DT/60

SH: the specific heat of the hot water is 4.2X19*0 (4.2 kg / kg / C).

De: specific gravity of water 1Kg/L (1 kg / L)

Oil of 0.88Kg/L (0.88 kg / L)

F: flow LPM (L/min L / min)

DT: cooling water (oil) import and export temperature difference (outlet temperature - inlet temperature)

Note: "/60" is used to increase the flow / min / sec; 1kW=1kJ/s

2, high speed electric spindle water cooling machine selection method:

(1) the water temperature: the main shaft cooling water temperature should be controlled at about 25;

(2) water pressure: the main axis of the cooling water pressure required in the 0.21MPa this right;

Calculation of heating power of electric spindle (3):

P =P * P thermal motor motor spindle motor power: KW ETA: spindle heat loss efficiency

For the high speed spindle by =30% to calculate the heat loss.

Connection principle diagram

Note: 1, precision water cooling machine and equipment connection, it is recommended to install the filter in the water system, the installation location as shown in the figure above.

2, precision water cooling machine should be used in well ventilated, no dust and corrosive gas, equipment, no debris around the place. According to the water temperature of the water rising rate calculation of heating power of hot (P: heating power kW1kW=860kcal/h, 1kcal/h=1.16kW) M: water tank of the total water kg] t: time unit of temperature rise DEG C (T) t: time s

JCS series refrigerating machine

10 

  

application area

1. Application in lathe, high speed lathes, both inside and outside diameter grinding machine, EDM machine, hydraulic machinery, grinding machine, broaching machine, milling machine, machining center machine, cutting machine and other all kinds of machine tool auxiliary cooling occasions;

2 control system using liquid crystal whole Chinese (or whole English) computer controller, the operation is simple, intuitive. The controller has the function of automatic fault diagnosis, and the fault point is displayed on the screen directly, which prompts the user to quickly deal with the fault;

3 has a fixed temperature and room temperature simultaneously "two control modes, the user can choose according to the actual needs;

4 provide a variety of protection functions and passive alarm terminals, the fault signal feedback to the machine tool CNC system, to provide protection for the machine tool and work;

5 provide machine startup terminals, easy to realize linkage control of the machine and the oil cooler;

6. Directly installed in the tank, not subject to the influence of cutting fluid impurities, sludge metal particles, easy maintenance of the cooling machine;

7 evaporation coil without welding, stainless steel or copper pipe surface coating treatment, suitable for a variety of liquid, corrosion resistance, easy cleaning, high efficiency and energy saving.

JCS series refrigerator parameters


Model

Product modelCompanyJCS-3.5JCS-5JCS-7JCS-10JCS-12JCS-15JCS-20
Refrigerating capacityKW3.505.007.0010.0012.0015.0020.00
Kcal/h3.004.306.008.6010.3012.9017.20
Power SupplyAC 3P 380V/50HZ
Input powerKW1.80 2.60 2.90 4.20 4.50 4.90 6.50 
Operating currentA6.00 7.00 8.00 8.00 8.40 9.30 11.50 
Temperature rangeºCTemperature fixed 15-50 temperature with adjustment; room temperature + 9; control accuracy of 1
ambient temperatureºC5-45
Oil viscosityCstHydraulic oil, lubricant, main shaft oil, etc.
noiseDBA≤60≤62≤66
Protection levelIPIP44
Outline dimensionmm564*500*1000564*500*1100700*630*1530700*750*1650700*750*1650700*750*1550825*800*1700
Fluorine contentR221.20 1.50 2.50 3.20 3.50 4.60 5.50 
weight
100115155180200210320
   

Note: 1, the cooling capacity in the ambient temperature of 35, oil 27, oil for VG32 under the conditions of the determination;

2, special models, please contact with the company.

  JCS- outline and mounting hole

JCS-外形及安装孔

     

Calorific value calculation method (estimate)

According to the processing of equipment heat, all the pump power consumption to the system of heat, fuel tanks and pipelines to calculate the total heat heat:

P hot =P1+P2+P3

P1: working equipment (cutting tool and workpiece friction) processing heat kW

The ultimate source of processing heat is the main shaft of the driving motor for power loss is about 20% for the spindle drive motor power ~ 40%.

P2: a variety of circulation pumps (including liquid pump, reflux pump, chip filter with a circulating pump) power consumption of the system to bring the heat by pump work

The combined rate of 20% ~ 50%. Calculation。

P3: cutting fluid (oil) box and pipe heat kW

When the cutting fluid (oil) box temperature is lower than the ambient temperature,

Through the cutting fluid (oil) tank and pipeline surface will be to the high temperature ambient air side heat absorption, heat absorption can be calculated by pressing:

P3=kAS T

K: cutting fluid box on the air heat transfer coefficient of W/ square meters, C K=11.6~23.2

A: heat transfer area, the effective surface area of the square tank

T: temperature difference between room temperature and liquid temperature c

technical parameter


Specification modelModel
WDHEFXYMNInstall air hole sizeKMounting hole size
JCS-3.55645001000350350510380M6390Φ8
JCS-55645001100380380610450M6390Φ8
JCS-77006301420450450670480M8520Φ10
JCS-107757501530560560740600M8620Φ10
JCS-127757501530560560740600M8620Φ10
JCS-157757501640600600740600M8620Φ10
JCS-209309801880600600890600M8730Φ10