CN220761304U - Hot air welding module - Google Patents
Hot air welding module Download PDFInfo
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- CN220761304U CN220761304U CN202322332394.8U CN202322332394U CN220761304U CN 220761304 U CN220761304 U CN 220761304U CN 202322332394 U CN202322332394 U CN 202322332394U CN 220761304 U CN220761304 U CN 220761304U
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- air duct
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- hot air
- assembly
- sleeved
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- 238000003466 welding Methods 0.000 title claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims abstract description 30
- 238000001816 cooling Methods 0.000 claims abstract description 28
- 238000002955 isolation Methods 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 15
- 229920000742 Cotton Polymers 0.000 claims abstract description 8
- 238000004321 preservation Methods 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims description 19
- 238000009413 insulation Methods 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009529 body temperature measurement Methods 0.000 claims description 2
- 238000005476 soldering Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000012856 packing Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000638 solvent extraction Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides a hot air welding module which is applied to the technical field of reflow soldering and comprises a main body structure and an isolation zone, wherein the main body structure comprises a preheating zone, a heating zone and a cooling zone, hot air components are arranged in the preheating zone and the heating zone, a cooling component is arranged in the cooling zone, and temperature measuring pieces are arranged on the preheating zone and the heating zone. The wind assembly comprises a motor and an air duct assembly, a wind wheel is arranged on the driving shaft side of the motor, and the air duct assembly is sleeved on the wind wheel; the hot air assembly is installed on the hollow installation frame in the inside, still be provided with the board of accepting on the installation frame, it installs the heating tube to accept on the board, the inside packing of installation frame has the heat preservation cotton, the top of installation frame is connected with the rectifying plate and carries out the function subregion through setting up preheating zone, heating zone, cooling zone and isolation zone, improves the flexibility of use of module, and can reduce the consumption when realizing balanced heating, reduction in production cost.
Description
Technical Field
The utility model belongs to the technical field of reflow soldering, and particularly relates to a hot air welding module.
Background
Due to the continuous miniaturization requirement of the PCB of the electronic product, sheet-shaped elements appear, and the traditional welding method cannot meet the requirement. At first, only a reflow soldering process is adopted in the assembly of the hybrid integrated circuit board, and most of elements for assembly soldering are chip capacitors, chip inductors, mounting type transistors, diodes and the like. With the development of the whole SMT technology becoming perfect, various chip components (SMC) and mounting devices (SMD) appear, and reflow soldering process technologies and devices, which are part of the mounting technology, are correspondingly developed, and the application of the technology is becoming widespread, and the technology is applied to almost all electronic product fields.
The hot air type reflow soldering furnace transfers heat energy through laminar flow movement of hot air, and air in the furnace is continuously heated and circulated by using a heater and a fan, and a piece to be soldered is heated by hot gas in the furnace, so that soldering is realized.
At present, most welding modules only have heating welding areas, have single functions, and continuously heat so that the power consumption is higher, thereby being not beneficial to saving the production cost; in addition, after the constant temperature of current hot air welding module, horizontal difference in temperature is great, influences the welding effect.
Disclosure of Invention
In view of the above problems in the prior art, an object of the present utility model is to provide a hot air welding module, which is capable of improving flexibility of use of the module by providing a preheating zone, a heating zone, a cooling zone and an isolation zone for functional partitioning, and reducing power consumption and production cost while realizing balanced heating.
The utility model provides a hot air welding module, includes major structure and isolation zone, major structure includes preheating zone, heating zone and cooling zone, hot air subassembly is all installed to preheating zone, heating zone, cooling zone installs cooling module, be provided with the temperature measurement spare on preheating zone, the heating zone.
Preferably, the two isolation areas are respectively connected to two sides of the main body structure, the isolation areas comprise a protection box connected with the main body structure, and the bottom of the protection box is connected with a first air pipe communicated with the inside of the protection box;
the first air pipe close to the cooling area is communicated with the second air pipe, the other end of the second air pipe is communicated with the accommodating rod, the second air pipe and the accommodating rod are both fixed on a main structure, and at least one pipeline is connected to the position of the main structure, which is located on the accommodating rod, in a penetrating way.
Preferably, the hot air assembly comprises a motor and an air duct assembly, a wind wheel is arranged on the driving shaft side of the motor, and the air duct assembly is sleeved on the wind wheel;
the hot air assembly is arranged on an installation frame with a hollow inside, the installation frame is further provided with a bearing plate, the bearing plate is provided with a heating pipe, the inside of the installation frame is filled with heat preservation cotton, and the top of the installation frame is connected with a rectifying plate.
Preferably, a heat insulation pad is sleeved between the motor and the wind wheel, a protective sleeve is sleeved on the heat insulation pad, the protective sleeve is clamped on the mounting frame, and the side wall of the mounting frame is provided with a side plate through a fixing piece.
Preferably, the air duct assembly comprises an air duct I, the air duct I is sleeved on the wind wheel, two opposite sides of the air duct I are respectively connected with an air duct II, and a top plate is erected at the other end of the air duct II through a supporting frame.
Preferably, the cooling component is arranged on an installation frame with a hollow inside, heat preservation cotton is filled in the installation frame, and a rectifying plate is connected to the top of the installation frame;
the cooling assembly comprises a motor and an air duct assembly, a wind wheel is arranged on the driving shaft side of the motor, a heat insulation pad is sleeved between the motor and the wind wheel, a protective sleeve is sleeved on the heat insulation pad and is clamped on a mounting frame, and a side plate is arranged on the side wall of the mounting frame through a fixing piece;
the air duct assembly comprises an air duct I, the air duct I is sleeved on the wind wheel, two opposite sides of the air duct I are respectively connected with an air duct II, and a top plate is erected at the other end of the air duct II through a supporting frame.
Preferably, the wind speed of the air inlet of the air duct assembly is 7m/s.
The beneficial effects of the utility model are as follows: according to the hot air welding module, the preheating zone, the heating zone, the cooling zone and the isolation zone are arranged to perform functional partitioning, so that the use flexibility of the module is improved, the hot air assembly is used for heating, the cooling assembly is used for cooling, the use requirements of different products to be welded can be met, balanced heating is realized, meanwhile, the power consumption is reduced, and the production cost is reduced; in addition, the temperature balance is realized by means of the structure of the hot air component, the flow field in the cavity is uniform, and the transverse temperature difference is small.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the body structure of the present utility model;
FIG. 3 is a schematic side elevational view of the present utility model;
FIG. 4 is a schematic view of the internal structure of the hot air module of the present utility model;
FIG. 5 is a schematic view of the structure of the hot air module of the present utility model;
fig. 6 is a schematic view of the structure of the wind wheel of the present utility model.
Marked in the figure as: 1. a main body structure; 101. a preheating zone; 102. a heating zone; 103. a cooling zone; 2. an isolation region; 201. an air pipe I; 202. a protective box; 3. a hot air assembly; 301. a motor; 302. a protective sleeve; 303. an air duct I; 304. an air duct II; 305. a support frame; 306. a top plate; 307. a heat insulating mat; 308. a wind wheel; 4. an air pipe II; 5. a receiving rod; 7. a heating tube; 8. a mounting frame; 9. thermal insulation cotton; 10. a side plate; 11. a fixing member; 12. a rectifying plate; 13. a receiving plate; 14. and a temperature measuring piece.
Detailed Description
Example 1
As shown in fig. 1 and fig. 2, the hot air welding module comprises a main structure 1 and an isolation area 2, wherein the isolation area 2 is used for isolating cold air and hot air, realizing temperature balance and reducing the influence of air temperature on the temperature of the main structure 1.
The main structure 1 includes a preheating zone 101, a heating zone 102 and a cooling zone 103, which are sequentially arranged, the preheating zone 101 and the heating zone 102 are both provided with a hot air component 3, the cooling zone 103 is provided with a cooling component, the preheating zone 101 and the heating zone 102 are provided with temperature measuring pieces 14, and in a specific embodiment, the temperature measuring pieces 14 are temperature measuring probes for measuring the temperatures of the preheating zone 101 and the heating zone 102, so that the temperature monitoring is facilitated. In the reflow soldering furnace in the prior art, the temperature measuring component is only arranged in the hearth to control the temperature of the soldering furnace, and the hot air soldering module can realize the double temperature measuring function by additionally arranging the temperature measuring piece 14 in the preheating zone 101 and the heating zone 102, so that the temperature of the hearth can be measured, the temperature of each heating component 3 can be accurately measured, the temperature of a region can be conveniently controlled, the temperature balance can be realized, and the transverse temperature difference can be reduced.
In addition, as shown in fig. 1 and 3, two isolation areas 2 are provided and are respectively connected to two sides of the main body structure 1, the isolation areas 2 comprise a protective box 202 connected with the main body structure 1, and the bottom of the protective box 202 is connected with an air pipe I201 communicated with the interior of the protective box 202; the air duct I201 near the cooling area 103 is communicated with the air duct II 4, the other end of the air duct II 4 is communicated with the accommodating rod 5, the air duct II 4 and the accommodating rod 5 are both fixed on the main body structure 1, and at least one pipeline is connected at the position of the main body structure 1, which is located at the accommodating rod 5, in a penetrating way. The exhaust gas in the main body structure 1 is discharged through the pipeline, and the exhaust gas is discharged through the accommodating rod 5, the air pipe two 4 and the air pipe one 201.
As shown in fig. 4 to 6, specifically, the hot air component 3 is mounted on a hollow mounting frame 8, a receiving plate 13 is further arranged on the mounting frame 8, a heating tube 7 is mounted on the receiving plate 13, heat insulation cotton 9 is filled in the mounting frame 8, a rectifying plate 12 is connected to the top of the mounting frame 8, the rectifying plate 12 can be an aluminum plate, the effect of balancing temperature is achieved, temperature balance is controlled, and a side plate 10 is mounted on the side wall of the mounting frame 8 through a fixing piece 11. The main structure 1 is formed by connecting a plurality of mounting frames 8 via side plates 10.
The hot air assembly 3 comprises a motor 301 and a wind channel assembly, a wind wheel 308 is arranged on the driving shaft side of the motor 301, a heat insulation pad 307 is sleeved between the motor 301 and the wind wheel 308, a protective sleeve 302 is sleeved on the heat insulation pad 307, and the protective sleeve 302 is clamped on the mounting frame 8. Through the interaction between the motor 301 and the air duct assembly, the air introduced by the motor 301 enters the mounting frame 8 through the air duct assembly, and then the waste gas is discharged through the accommodating rod 5, the air duct II 4 and the air duct I201, so that the air circulation of the hot air welding module can be realized.
The air duct assembly is sleeved on the wind wheel 308, and comprises an air duct I303, wherein the air duct I303 is sleeved on the wind wheel 308, two opposite sides of the air duct I303 are respectively connected with an air duct II 304, and the other end of the air duct II 304 is erected with a top plate 306 through a support frame 305.
The hot air module 3 is basically the same as the cooling module in that it does not include a heat generating tube 7 for heating air and a receiving plate 13 for mounting the heat generating tube 7.
Specifically, the cooling module is installed on inside hollow installing frame 8, and the inside of installing frame 8 is filled with heat preservation cotton 9, and the top of installing frame 8 is connected with rectification board 12. The cooling assembly comprises a motor 301 and a wind channel assembly, a wind wheel 308 is arranged on the driving shaft side of the motor 301, a heat insulation pad 307 is sleeved between the motor 301 and the wind wheel 308, a protective sleeve 302 is sleeved on the heat insulation pad 307, the protective sleeve 302 is clamped on the mounting frame 8, and the side wall of the mounting frame 8 is provided with a side plate 10 through a fixing piece 11.
The air duct assembly comprises an air duct I303, the air duct I303 is sleeved on a wind wheel 308, two opposite sides of the air duct I303 are respectively connected with an air duct II 304, and a top plate 306 is erected at the other end of the air duct II 304 through a support frame 305.
The air inlet speed of the air duct component is 7m/s. The uniformity of the flow field in the cavity is greatly improved through the mutual matching of the structural characteristics of the first air channel 303 and the second air channel 304 and the air inlet speed of 7m/s.
The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a hot air welding module, its characterized in that includes major structure (1) and isolation zone (2), major structure (1) include preheating zone (101), heating zone (102) and cooling zone (103), hot air subassembly (3) are all installed in preheating zone (101), heating zone (102), cooling zone (103) install cooling module, be provided with temperature measurement spare (14) on preheating zone (101), the heating zone (102).
2. The hot air welding module according to claim 1, wherein the isolation area (2) is provided with two isolation areas which are respectively connected with two sides of the main body structure (1), the isolation area (2) comprises a protective box (202) connected with the main body structure (1), and a first air pipe (201) communicated with the interior of the protective box (202) is connected with the bottom of the protective box (202);
the air duct I (201) close to the cooling area (103) is communicated with the air duct II (4), the other end of the air duct II (4) is communicated with the accommodating rod (5), the air duct II (4) and the accommodating rod (5) are both fixed on the main body structure (1), and at least one pipeline is connected at the position of the main body structure (1) at the accommodating rod (5) in a penetrating way.
3. The hot air welding module according to claim 1, wherein the hot air assembly (3) comprises a motor (301) and an air duct assembly, a wind wheel (308) is installed on the driving shaft side of the motor (301), and the air duct assembly is sleeved on the wind wheel (308);
the hot air assembly (3) is arranged on an installation frame (8) with a hollow inside, a bearing plate (13) is further arranged on the installation frame (8), a heating pipe (7) is arranged on the bearing plate (13), heat preservation cotton (9) is filled in the installation frame (8), and a rectifying plate (12) is connected to the top of the installation frame (8).
4. A hot air welding module according to claim 3, characterized in that a heat insulation pad (307) is sleeved between the motor (301) and the wind wheel (308), a protective sleeve (302) is sleeved on the heat insulation pad (307), the protective sleeve (302) is clamped on the mounting frame (8), and the side wall of the mounting frame (8) is provided with a side plate (10) through a fixing piece (11).
5. A hot air welding module according to claim 3, wherein the air duct assembly comprises an air duct one (303), the air duct one (303) is sleeved on the wind wheel (308), two opposite sides of the air duct one (303) are respectively connected with an air duct two (304), and a top plate (306) is erected at the other end of the air duct two (304) through a supporting frame (305).
6. The hot air welding module according to claim 1, wherein the cooling assembly is mounted on a mounting frame (8) with a hollow interior, the interior of the mounting frame (8) is filled with heat preservation cotton (9), and the top of the mounting frame (8) is connected with a rectifying plate (12);
the cooling assembly comprises a motor (301) and a wind channel assembly, a wind wheel (308) is arranged on the driving shaft side of the motor (301), a heat insulation pad (307) is sleeved between the motor (301) and the wind wheel (308), a protective sleeve (302) is sleeved on the heat insulation pad (307), the protective sleeve (302) is clamped on a mounting frame (8), and a side plate (10) is arranged on the side wall of the mounting frame (8) through a fixing piece (11);
the air duct assembly comprises an air duct I (303), the air duct I (303) is sleeved on the wind wheel (308), two opposite sides of the air duct I (303) are respectively connected with an air duct II (304), and a top plate (306) is erected at the other end of the air duct II (304) through a supporting frame (305).
7. The hot air welding module as recited in claim 3, wherein the wind speed of the wind inlet of the wind channel assembly is 7m/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322332394.8U CN220761304U (en) | 2023-08-29 | 2023-08-29 | Hot air welding module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322332394.8U CN220761304U (en) | 2023-08-29 | 2023-08-29 | Hot air welding module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220761304U true CN220761304U (en) | 2024-04-12 |
Family
ID=90621193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322332394.8U Active CN220761304U (en) | 2023-08-29 | 2023-08-29 | Hot air welding module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220761304U (en) |
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2023
- 2023-08-29 CN CN202322332394.8U patent/CN220761304U/en active Active
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