Semiconductor refrigeration experimental device

Semiconductor refrigeration experimental device,Transparent injection molding machine simulation experimental device

1. Device characteristics

1. Using high -power semiconductor refrigeration components as cold sources, do not need dry ice, ammonia, nitrogen, fluorine and other refrigerants, low temperature, fast refrigeration, and long life. It can work continuously with pollution -free, noise, no vibration, no wear, no wear, and can be continuously worked.

2. Strong intuitiveness: You can intuitively observe the whole process of cold -ending the refrigeration film, and in -depth grasp of the working principle of semiconductor refrigeration.

3. Strong operability: The button switch provided on the panel can easily switch the working state of the semiconductor refrigeration film. It can not only qualitatively observe the tr--ning phenomenon, but also quantitatively measured through the measuring instrument.

2. Technical performance

1. Input power supply: single -phase three -line ～ 220V ± 10% 50Hz 50Hz

2. Working environment: temperature -10 ℃ ～+40 ℃ relative humidity <85%(25 ℃) altitude <4000m

3. Device capacity: <0.8kva

4. Dimensions: 1200mm × 730mm × 1400mm

5. Safety protection: have leakage protection devices, and safety meets national standards

3. Basic configuration and functions of tr--ning devices

The tr--ning device consists of control screens, tr--ning tables and semiconductor refrigeration units, etc.

(1) Control screen (iron double -layer sub -light dense -densely pattern spraying structure, aluminum panel)

1. DC digital voltage table (1): The measurement range is 0 to 20V, the key is switched by the key, and the three -and -a -half code display is displayed with a precision of 0.5%. The input impedance is 10mΩ. The input voltage of semiconductor refrigeration A, the input voltage of the semiconductor refrigeration B, the output voltage of the semiconductor refrigerator A, and the output voltage of the semiconductor refrigeration film A of the semiconductor refrigeration B can be displayed.

2. DC voltage voltage power supply (2): Provide 0 to 15V continuous and adjustable DC power supply, the current is 10A, providing power supply for semiconductor refrigeration films.

3. Timer: When pressing the reset button, start the timing, the unit is second.

Semiconductor refrigeration experimental device,Transparent injection molding machine simulation experimental device

I. Overview:

This machine has a slight shrinkage and improvement of production machines. It has small and can be moved at will. It is suitable for classroom teaching to provide mold design and manufacturer certification mold movement and mold analysis micro -experimental desks. The product includes an institution, a fuselage, control system and a feeding device. It has simple structure, convenient operation, no pollution of noise, and 220V voltage. It can be used in any electric field and is limited by industrial electricity;

The blank of the machine. Can see the motion of the mold in the experiment, thereby turning rationality into perceptual knowledge.

This set of injection molding simulators does not need to add any raw materials to perform the structural principles of the injection molding machine. The operation is simple, intuitive and easy to understand, and improves fun. Students operate, safe and reliable, are good teaching equipment in the basic teaching of mold.

2. Technical parameters:

1. AC power supply: single phase 220VAC 50Hz

2. Supporting mold size: 240x150mm

3. Demonstration platform size (MM): 1200x500x600

4. The weight of the whole machine: about 70kg