세상은 나의 생각보다 변화가 빠르다.

우리는 매일 새로운 상의 정보를 학습하고 노력하여야 시대의 필요한 사람이 된다.

all reflow 자세히보기

11. Proto type Reflow 자료

Flux 필터.온도 프로화일러 PC. 5 zone reflow 4000만원 가격 출시 CE 인증

allreflow 2012. 2. 16. 11:22
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Belt & Finger Dual  Conveyor         www.namasmt.com   Since 1988


 

  
  

CR-4000C Reflow Oven- Specifications
 
   
 

 

 

 

 

 

 

 

 

 
 
 
 

 

CR-4000C Reflow Oven- Specifications
Lead Free Yes
Nitrogen Available No
Mesh Belt Width 20" (500mm)
Pin Conveyor 16" Max. (400mm)
Hand Crank. Power Adjust (optional)
Conveyor Speed (per min) 7.8-35" (200-900mm)
Component Max. Height 30mm upper, 25mm lower
Forced Convection Yes
Number of Heating Zones 4 Independently Controlled Topside Convection Zones
2 Lower Convection Zones Controlled by Topside
1 Cooling Zone
Heated Tunnel Length 52" (1320 mm)
Delta T ±2° C
PID* Yes
Max Temperature 300° C
Ramp Time (from cold start) < 15 min
Flux Management System No
Control PC
On-Board Profiling Yes
Dimensions 2000 mm L x 1200 mm W x 1500 mm H
(79" L x 47.2" W x 59" H)
Weight approx. 850 kg (1874 lbs.)
Power 220 V, 3-Phase, 60 A, 15KW
Battery Backup UPS Uninterruptible Power Supply for Conveyor & PC
Hood Opening Mechanism

Automatic Raise and Lower

 

 

CR-4000C Features

  • Four independent topside heat zones with high-mass convection heat sources
  • Two lower convection heat zones
  • PID temperature control settings to 300°C for lead-free reflow
  • 400mm (16") pin conveyor over 500mm (20") stainless steel mesh belt & pin conveyor
  • Computer controlled, with password-protected software access
  • Three thermocouple inputs for advanced temperature profiling and thermal management functions
  • A full-function oven at a space-saving 2000mm (just over 6 ½ ft.) length

The CR-400OC is a perfect fit for those assemblers who want a compact medium-volume lead-free reflow with many of the profiling and performance characteristics of larger ovens. Their obvious choice should be the CR-4000C because except for size, energy usage and price – which are much lower -- it matches many big oven assets feature for feature. It has a combination stainless steel mesh belt & pin conveyor with a board-heating width of 500 mm (20") and a double-sided board processing capability. Also part of the package is an on-board computer with Windows®-based password-protected software to permit on-screen profiling that sets oven parameters


automatically. All this in a space-saving length of just over 6 ½ ft. The 4000C is a very green machine, consuming just 5 to 8 KW of electricity -- even when ramped up to lead-free temperatures of up to 300°C. Included are four independently controlled zones of high mass heating panels with two bottom-side convection zones spanning a total heating length of 1040mm (41") circulated by forced hot-air convection utilizing high-speed blowers. Three thermocouple inputs are provided for advanced temperature profiling and thermal management functions.


Automatic oiler for pin conveyor is software driven for ideal preventive

 

 

 

 

Power-lift hood is software controlled.

 

 


 

Maximum Functionality, Ease-of-Use, and Trouble-Free Maintenance Are

Not Sacrificed by the CR-4000C Compact Design

 

While high mass heat sources and a unique air flow design allow efficient convection reflow over shorter heated lengths, great care has been taken to ensure that the CR-4000C compact design does not come at the expense of easy access to system components for regular operation and system maintenance. Lockable access panels, air-cylinder-assisted hinged covers, and an automatic heating chamber hood lift, complement a well thought-out and organized system architecture within a small footprint.

 


 

Automatic Hood-Lift Mechanism Allows Easy Access to Heating Chamber and Conveyor System for Cleaning and Maintenance

 


This photo shows the interior of the heating chamber with the hood in the raised position and the bottom of the air diffuser panels of the upper heating zones. It also shows the combination mesh belt and adjustable pin-type conveyor rails above the belt. The rail at the center of the conveyor in this photo is the movable rail and is adjustable for board widths from 2" through 17.7" on the CR-4000C system. An optional center board support system is also offered to avert board warpage issues common to larger PCBs processed at higher lead-free temperatures.

Zone Temperatures and Conveyor Speed are Easily Set Through a Password-Protected Parameters Window

 

Process control parameters that produce a specific temperature profile can be saved to and loaded from memory for specific production runs. once loaded, specific zone temperature settings, upper and lower limits, alarm settings and conveyor speeds can be adjusted as necessary. Password protection separates basic operator functions from critical parameter settings that should only be changed by supervisors or production managers.

 

 

Full-Screen Temperature Profile Recording
The CR Series control software allows easy charting of real-time thermal data from up to three separate thermocouple inputs for precise profiling that matches solder paste manufacturers' critical lead-free reflow parameters. This allows users to set zone temperatures and conveyor speeds to the optimum settings that will produce the desired profile at the desired throughput. The thermocouples also allow monitoring of temperature sensitive components at specific locations on the PCB.

 

 

 

 

 

 

 

 

 

 

 

*(Proportional-Integral-Differential)