Curing oven for diode
By introducing inverters and relays into the diode curing oven, the wind speed and wind direction can be adjusted, which solves the problem of uneven distribution of white glue and improves the yield and electrical stability of the diode.
Patent Information
- Application Number
- CN202421504538.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-28
- Publication Date
- 2025-07-25
- Estimated Expiration
- 2034-06-28
AI Technical Summary
The air blown by the fan of the existing diode curing oven is oriented at a fixed speed, resulting in uneven distribution of white glue on the diode chip, affecting the product appearance and electrical stability.
Add inverters and relays to the diode curing oven to achieve adjustable wind speed and direction, and ensure uniform curing of white glue through independently controlled heating channels and air guide plate design.
The yield and electrical stability of the diode are improved, the white glue side is thicker, and the curing efficiency and uniformity are improved.
Smart Images
Figure CN223145204U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of diode manufacturing, in particular to a curing oven for diodes. Background Art
[0002] In the process of diode processing, there is a step of applying white glue to the semi-finished product, and the semi-finished product applied with white glue needs to be put into an oven for drying.
[0003] In the prior art, the air blown by the motor of the curing oven is of constant speed and direction. When the diode chip applied with white glue is put into the curing oven for drying, the air blown by the motor always blows in one direction, which will deform the layer of white glue on the chip and cause it to shift along the direction of the air flow. On the one hand, it will affect the appearance of the product, and on the other hand, the inconsistent thickness of the surface white glue will also affect the electrical properties of the product. Content of the Utility Model
[0004] Aiming at the above problems, the purpose of the utility model is to provide a curing oven for diodes, which can produce diodes with a high yield and more stable electrical properties.
[0005] In order to solve the above technical problems, the technical scheme adopted by the utility model is as follows: A curing oven for diodes has a box body. A product placement chamber and a fan chamber are arranged in the box body. A heating channel is arranged on the side of the product placement chamber. The fan chamber is connected to the product placement chamber through the heating channel. A fan is arranged in the fan chamber. A heating unit is arranged in the heating channel. A control module for controlling the fan and the heating unit is arranged on the box body. A frequency converter and a relay are connected to the fan.
[0006] In the above technical scheme, heating channels are arranged on both sides of the product placement chamber. A thermocouple is arranged in the heating channel, and the heating units in the two heating channels work independently.
[0007] In the above technical scheme, ventilation holes are arranged between the heating channel and the product placement chamber, and a wind guide plate inclinedly arranged is arranged at the orifice of the ventilation hole.
[0008] In the above technical scheme, the fan chamber is located at the top of the product placement chamber and is connected to the product placement chamber through the heating channel.
[0009] In the above technical scheme, the heating unit is a heating plate.
[0010] In the above technical scheme, the fan includes a motor and a turbine fan.
[0011] In summary, the beneficial effects of adopting the technical solution of the present utility model compared with traditional technical means are as follows: The present utility model improves the existing diode curing oven, adds a relay and a frequency converter at the fan, the wind direction and wind speed are adjustable, the wind speed is adjusted according to the curing time during actual use, the curing efficiency is improved without affecting the curing state of the white glue, and at the same time the wind direction is changed regularly, the curing is more uniform, the white glue will not be too thick on one side, and the electrical properties are more stable while being beautiful. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Through the following detailed description in conjunction with the drawings, the foregoing and other objects, features and advantages of the present utility model will become apparent.
[0013] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;
[0014] Figure 2 is a schematic diagram of the working state of the present utility model;
[0015] Figure 3 is another schematic diagram of the working state of the present utility model;
[0016] The reference numerals are as follows: 100, box body; 200, product placement chamber; 300, fan chamber; 310, fan; 311, motor; 312, turbine fan; 400, heating channel; 410, heating unit; 420, ventilation hole; 500, control module. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0017] The following is inspired by the ideal embodiments of the present utility model. Through the following description, relevant staff can make various changes and modifications without departing from the technical idea of the present utility model. The technical scope of the present utility model is not limited to the content in the specification, and must be determined according to the scope of the claims.
[0018] With reference to the following drawings, the present utility model will be further described:
[0019] As Figures 1 to 3 shown, a curing oven for diodes has a box body 100. A product placement chamber 200 and a fan chamber 300 are provided in the box body 100. A heating channel 400 is provided on the side of the product placement chamber 200. The fan chamber 300 is connected to the product placement chamber 200 through the heating channel 400. A fan 310 is provided in the fan chamber 300. A heating unit 410 is provided in the heating channel 400. A control module 500 for controlling the fan 310 and the heating unit 410 is provided on the box body 100. A frequency converter and a relay are connected to the fan 310.
[0020] As Figure 2, 3 As shown, heating channels 400 are provided on both sides of the product placement chamber 200. A thermocouple is provided in the heating channel 400, and the heating units 410 in the two heating channels 400 work independently. In this application, two groups of heating channels 400 are designed and can be controlled separately. The temperature in the heating channel 400 is monitored in real time through the thermocouple and adjusted as needed to make the temperature of the product placement chamber more stable.
[0021] Ventilation holes 420 are provided between the heating channel 400 and the product placement chamber 200. At the orifice of the ventilation hole 420, a deflector is provided in an inclined setting. The products are placed on a diode rack and arranged in multiple layers. The deflector can direct the hot air to each layer of diodes.
[0022] The fan chamber 300 is located at the top of the product placement chamber 200 and is connected to the product placement chamber 200 through the heating channel 400.
[0023] The heating unit 410 is a heating plate.
[0024] The fan 310 includes a motor 311 and a turbine fan 312.
[0025] When the present utility model is in use, first put the upper white glue product into the product placement area 200 of the oven, close the oven door, turn on the main power switch, and turn on the fan 310 and the heating unit 410.
[0026] The time relay sets the total curing time, such as 12H. When the time is up, the alarm will sound to remind the staff to pay attention.
[0027] After the fan power switch 15 is turned on, the rotation direction of the motor 311 is first forward rotation as shown in Figure 3 . The motor 311 works according to the set frequency, and the machine automatically switches to reverse blowing as shown in Figure 2 .
[0028] The above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. For those skilled in the art, various changes and modifications can be made to the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.
Claims
1. A curing oven for a diode, characterized in that: It has a box body, in which a product placement chamber and a fan chamber are provided. A heating channel is provided on the side of the product placement chamber. The fan chamber is connected to the product placement chamber through the heating channel. A fan is provided in the fan chamber, and a heating unit is provided in the heating channel. A control module for controlling the fan and the heating unit is provided on the box body, and a frequency converter and a relay are connected to the fan.
2. The curing oven for diodes according to claim 1, characterized in that: Heating channels are provided on both sides of the product placement chamber. A thermocouple is provided in the heating channel, and the heating units in the two heating channels work independently.
3. The curing oven for diodes according to claim 1 or 2, characterized in that: Ventilation holes are provided between the heating channel and the product placement chamber, and a deflector is provided at the orifice of the ventilation hole and is inclined.
4. The curing oven for diodes according to claim 1, characterized in that: The fan chamber is located at the top of the product placement chamber and is connected to the product placement chamber through the heating channel.
5. The curing oven for diodes according to claim 1, characterized in that: The heating unit is a heating plate.
6. The curing oven for diodes according to claim 1, characterized in that: The fan includes a motor and a turbo fan.