CN208991922U - Energy-saving reflow ovens for SMT - Google Patents
Energy-saving reflow ovens for SMT Download PDFInfo
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- CN208991922U CN208991922U CN201821695621.6U CN201821695621U CN208991922U CN 208991922 U CN208991922 U CN 208991922U CN 201821695621 U CN201821695621 U CN 201821695621U CN 208991922 U CN208991922 U CN 208991922U
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- smt
- air duct
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- hot air
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Abstract
The utility model discloses the energy-saving reflow ovens for SMT, it include: support frame and furnace body, the furnace body is fixed at the top of support frame, and inlet port and outlet port are respectively set in the two sides of the furnace body, and the transmission device for transmitting SMT circuit plate is arranged in the furnace interior；The furnace interior setting heating chamber and cooling chamber, wherein transmission device passes through heating chamber and cooling chamber；Hot wind generating device is arranged in the upper end of the heating chamber, and wherein hot wind generating device includes hot air duct, heating core and nozzle；Air cooling equipment is arranged in the upper end of the cooling chamber, and wherein air cooling equipment includes intake stack, radiator fan and wind pipe.Air quantity with thermal energy is conveyed to hot air duct and is ultimately delivered to heating chamber, made full use of waste heat, reach energy-saving effect by the utility model by utilizing the thermal energy generated cooling in cooling chamber.
Description
Technical field
The utility model relates to SMT mount technology fields, and in particular to the energy-saving reflow ovens for SMT.
Background technique
Reflow ovens i.e. reflow soldering (being also " reflow welding, reflow furnace, reflow welding furnace ") are needed for electronics technology industry
A kind of equipment wanted, reflux furnace technology is the paste solder allocated in advance on printed board pad by refuse, real
Existing surface-assembled component welding end or pin and the room machine of printed board pad and the solder of electrical connection, reflow ovens are SMT
(surface mounting technology) the last one critical process.
In the prior art, reflow ovens handle SMT circuit plate by setting heating room and cooling chamber, need pair
Heating room and cooling chamber are respectively heated and cool down, and since the temperature of heating room is higher, need in cooling later
A large amount of heat dissipation, existing reflow ovens are typically all to say that the thermal energy of cooling chamber directly distributes, and cause the waste of the energy, unfavorable
In energy conservation.
Utility model content
The technical problem to be solved by the utility model is in view of the deficiency of the prior art, disclose and be used for
The energy-saving reflow ovens of SMT.
The technical solution adopted in the utility model is:
Energy-saving reflow ovens for SMT, comprising: support frame and furnace body, the furnace body are fixed at the upper of support frame
Inlet port and outlet port are respectively set in side, the two sides of the furnace body, and the biography for transmitting SMT circuit plate is arranged in the furnace interior
Send device；The furnace interior setting heating chamber and cooling chamber, wherein transmission device passes through heating chamber and cooling chamber；
Hot wind generating device is arranged in the upper end of the heating chamber, and wherein hot wind generating device includes hot air duct, heating core
And nozzle, the heating core are arranged inside hot air duct, the outlet end of the hot air duct and heating chamber are tightly connected, described
Nozzle is arranged in the exit of hot air duct；
Air cooling equipment is arranged in the upper end of the cooling chamber, and wherein air cooling equipment includes intake stack, radiator fan and outlet air
Pipeline, intake stack extend to the opening of cooling chamber bottom from above furnace body, and radiator fan is arranged in the outlet of intake stack,
Air outlet is arranged in the top of cooling chamber, and extractor fan is arranged at air outlet, and air outlet is connected by wind pipe and hot air duct
It connects.
As further improvement of the utility model scheme: two groups of air outlets are arranged in the hot air duct, are separately positioned on
The front and rear sides of heating chamber.
As further improvement of the utility model scheme: the air outlet of the nozzle is correspondingly placed on transmission device
SMT circuit plate.
As further improvement of the utility model scheme: temperature measuring equipment is arranged in the exit of the hot air duct.
As further improvement of the utility model scheme: thermal insulation layer is arranged in the outside of the hot air duct and heating chamber.
As further improvement of the utility model scheme: the inlet setting air inlet cowling panel of the hot air duct.
The utility model has the following beneficial effects:
1, the utility model is conveyed the air quantity with thermal energy by utilizing the thermal energy generated cooling in cooling chamber
It is ultimately delivered to heating chamber to hot air duct, makes full use of waste heat, reaches energy-saving effect.
2, air outlet is set in the front and rear sides of heating chamber, so that hot wind in hot air duct is from heating chamber front and rear sides
(i.e. along the two sides of the transmission device direction of motion) heat air delivery into heating chamber can be such that the quick of temperature in heating chamber obtains in this way
To promotion, meet the heating speed to SMT circuit plate, improves heating efficiency.
It 3, in this way can be to the AMT circuit board being placed on transmission device above the air outlet face transmission device of nozzle
Directly quickly heating is carried out, does not need to heat entire heating chamber, while guaranteeing to heat SMT circuit plate, reach
Energy-saving effect.
4, by setting temperature measuring equipment, the temperature in the exit of hot air duct is detected, thus to SMT circuit board
Heating temperature is detected.
5, hot air duct is kept the temperature by the way that thermal insulation layer is arranged, so that the hot blast temperature of hot air duct is unaffected.
6, by setting air inlet cowling panel, the air quantity into heat pipes is made uniformly to reach the region of heating core, by adding
Hot core is heated, and heating efficiency is improved.
Detailed description of the invention
Fig. 1 be the utility model proposes the energy-saving reflow ovens structure chart for SMT.
Specific embodiment
The utility model is described in detail in each embodiment shown in reference to the accompanying drawing, but it should be stated that,
These embodiments are not limitation of the utility model, those of ordinary skill in the art according to these embodiments made by function
Energy, method or equivalent transformation or substitution in structure, belong within the protection scope of the utility model.
Embodiment one
Referring to Fig. 1, for the utility model proposes the energy-saving reflow ovens structure chart for SMT.
As shown in Figure 1, being used for the energy-saving reflow ovens of SMT, comprising: support frame 1 and furnace body 2, furnace body 2 are fixed at
The top of support frame 1, support frame play the role of fixed support to furnace body, and the two sides of furnace body 2 are respectively set feed inlet 21 and go out
The transmission device 3 for transmitting SMT circuit plate is arranged inside the furnace body 2 for material mouth 22；Heating chamber 4 and cold is set inside furnace body 2
But chamber 5, wherein transmission device 3 passes through heating chamber 4 and cooling chamber 5, and the both ends of transmission device connect with inlet port and outlet port respectively
It connects, SMT circuit board to be processed in this way is fed from the feed inlet in reflow ovens, is conveyed once by transmission device by heating
Chamber and cooling chamber are heated and are cooled down；
Hot wind generating device 6 is arranged in the upper end of heating chamber 4, and wherein hot wind generating device 6 includes hot air duct 61, heating
Core 62 and nozzle 63, heating core 62 are arranged inside hot air duct 61, and the outlet end of hot air duct 61 and the sealing of heating chamber 4 connect
It connects, nozzle 63 is arranged in the exit of hot air duct 61；Air-flow in hot air duct carries out heating and dehumidification output by heating core and does
Dry hot wind is output in heating chamber by nozzle.
Air cooling equipment 7 is arranged in the upper end of cooling chamber 5, and wherein air cooling equipment 7 includes intake stack 71, radiator fan 72 and goes out
Air piping 73, intake stack 71 extend to the opening of 5 bottom of cooling chamber from above furnace body, are arranged in the outlet of intake stack 71
Cold wind in intake stack is sent into the bottom of cooling chamber to the SMT circuit plate on transmission device by radiator fan 72, radiator fan
It radiates, air outlet is arranged in the top of cooling chamber 5, and extractor fan 74 is arranged at air outlet, by extractor fan that SMT is electric
The thermal current that road plate generates when cooling is output to wind pipe, and air outlet is connect by wind pipe 73 with hot air duct 61, will
Thermal current is sent into hot air duct.Waste heat is made full use of to heat heating chamber, energy-saving effect is significant.
Embodiment two
In above-described embodiment one, two groups of air outlets are arranged in hot air duct 61, are separately positioned on the front and back of heating chamber 4
Two sides.So that the hot wind in hot air duct is from heating chamber front and rear sides (i.e. along the two sides of the transmission device direction of motion) to heating chamber
Interior heat air delivery can make the quick of temperature in heating chamber get a promotion in this way, meet the heating speed to SMT circuit plate, mention
High heating efficiency.
Embodiment three
The utility model embodiment is on the basis of example 2, to select the position of nozzle, and nozzle 63 goes out
Air port direction is correspondingly placed at the SMT circuit plate on transmission device 3.Above the air outlet face transmission device of nozzle, in this way may be used
To carry out directly quickly heating to the AMT circuit board being placed on transmission device, do not need to heat entire heating chamber,
While guaranteeing to heat SMT circuit plate, reach energy-saving effect.
Example IV
The utility model embodiment increases machine temperature measuring equipment on the basis of embodiment one or embodiment two or embodiment three,
Temperature measuring equipment 64 is set in the exit of hot air duct 61.By the way that temperature measuring equipment is arranged, to the temperature in the exit of hot air duct
Degree is detected, and temperature measuring equipment can use temperature sensor, detect to SMT circuit plate heating temperature, can be according to SMT
Circuit board heating temperature controls the heating core being arranged in hot air duct, and the hot blast temperature for exporting it meets to SMT
The heating temperature of circuit board.
Embodiment five
The utility model embodiment improves on the basis of above embodiments, specially hot air duct 61 and plus
Thermal insulation layer is arranged in the outside of hot chamber 4.Hot air duct is kept the temperature by the way that thermal insulation layer is arranged, so that the hot blast temperature of hot air duct
It is unaffected.
Embodiment six
The utility model embodiment improves on the basis of above embodiments, specially the inlet of hot air duct 61
Setting air inlet cowling panel 65.Cowling panel is entered the wind by setting, the air quantity into heat pipes is made uniformly to reach the region of heating core,
It is heated by heating core, improves heating efficiency.
The basic principles and main features and the utility model advantage of the utility model have been shown and described above.Current row
The technical staff of industry it should be appreciated that the present utility model is not limited to the above embodiments, do not depart from the spirit of the present invention and
Under the premise of range, the utility model also has various changes and improvements, these changes and improvements both fall within claimed
Within the scope of utility model.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (6)
1. being used for the energy-saving reflow ovens of SMT characterized by comprising support frame and furnace body, the furnace body are fixed at branch
Inlet port and outlet port are respectively set in the top of support, the two sides of the furnace body, and the furnace interior setting is for transmitting SMT electricity
The transmission device of road plate；The furnace interior setting heating chamber and cooling chamber, wherein transmission device passes through heating chamber and cooling chamber；
Hot wind generating device is arranged in the upper end of the heating chamber, and wherein hot wind generating device includes hot air duct, heating core and spray
Mouth, the heating core are arranged inside hot air duct, and the outlet end of the hot air duct and heating chamber are tightly connected, the hot wind
Nozzle is arranged in the exit of pipeline；
Air cooling equipment is arranged in the upper end of the cooling chamber, and wherein air cooling equipment includes intake stack, radiator fan and wind pipe,
Intake stack extends to the opening of cooling chamber bottom from above furnace body, and radiator fan is arranged in the outlet of intake stack, cooling
Air outlet is arranged in the top of chamber, and extractor fan is arranged at air outlet, and air outlet is connect by wind pipe with hot air duct.
2. the energy-saving reflow ovens according to claim 1 for SMT, which is characterized in that the hot air duct setting two
Group outlet, is separately positioned on the front and rear sides of heating chamber.
3. the energy-saving reflow ovens according to claim 2 for SMT, which is characterized in that the air outlet pair of the nozzle
The SMT circuit plate that should be placed on transmission device.
4. the energy-saving reflow ovens according to claim 1 for SMT, which is characterized in that the outlet of the hot air duct
Place's setting temperature measuring equipment.
5. the energy-saving reflow ovens according to claim 1 for SMT, which is characterized in that the hot air duct and heating
Thermal insulation layer is arranged in the outside of chamber.
6. the energy-saving reflow ovens according to claim 1 for SMT, which is characterized in that the entrance of the hot air duct
Place's setting air inlet cowling panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821695621.6U CN208991922U (en) | 2018-10-18 | 2018-10-18 | Energy-saving reflow ovens for SMT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821695621.6U CN208991922U (en) | 2018-10-18 | 2018-10-18 | Energy-saving reflow ovens for SMT |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208991922U true CN208991922U (en) | 2019-06-18 |
Family
ID=66804083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821695621.6U Expired - Fee Related CN208991922U (en) | 2018-10-18 | 2018-10-18 | Energy-saving reflow ovens for SMT |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208991922U (en) |
-
2018
- 2018-10-18 CN CN201821695621.6U patent/CN208991922U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190618 Termination date: 20191018 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |