CN207939848U - Hot air leveling device - Google Patents
Hot air leveling device Download PDFInfo
- Publication number
- CN207939848U CN207939848U CN201820400078.6U CN201820400078U CN207939848U CN 207939848 U CN207939848 U CN 207939848U CN 201820400078 U CN201820400078 U CN 201820400078U CN 207939848 U CN207939848 U CN 207939848U
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- CN
- China
- Prior art keywords
- air knife
- air
- chamber
- tin
- leveling device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
The utility model discloses a kind of hot air leveling device, including tin stream chamber, the tin furnace outer wall to be heated to solder is provided on the outside of the tin stream chamber, the tin stream top of chamber is provided with air knife component, the air knife component includes the air knife chamber being connected with the tin stream chamber, mounted on the air knife of the air knife intracavitary, the angle adjusting mechanism for being used to adjust air knife air outlet angle mounted on the air knife intracavitary and the distance adjusting mechanism for adjusting air knife air outlet and printed board plate face distance mounted on the air knife intracavitary, air knife bottom of chamber portion is communicated with the tin stream chamber.The utility model embodiment adjusts air knife air outlet angle by angle adjusting mechanism, air knife air outlet and printed board plate face distance are adjusted by distance adjusting mechanism again, the extra tin material being trapped in printed board guide hole with printing board surface is blown away when air knife being enable to carry out heat blow, prevent the blocking of printed board guide hole and printing board surface not smooth enough, it is ensured that the quality of printed board.
Description
Technical field
The utility model is related to printed board manufacture technology field, more particularly to a kind of hot air leveling device.
Background technology
In printed board manufacturing process, need to spray one layer of Sn-Al alloy layer, the leveling of reusable heat wind to printed board with tin-spraying machine
The strength hot wind of device gets rid of the extra Sn-Al alloy in printed board two sides.But the air knife of present hot air leveling device
It all faces printed board and carries out heat blow, the extra tin material in printed board may flow in guide hole and at two strands just
It is maintained under acting on wind-force in guide hole to block guide hole, and tin material particle after cooling is also possible to that wind can be entered in air
The wind intracavitary of knife, to make these tin material particles as hot wind blows to pcb board together and is attached in tin layers, to keep hot wind whole
Printing board surface after flat is not smooth enough, influences the quality of printed board.
Utility model content
The utility model embodiment technical problems to be solved are to provide a kind of hot air leveling device, can freely adjust wind
The air outlet direction of knife and air outlet between printed board at a distance from.
In order to solve the above technical problems, the utility model embodiment provides a kind of hot air leveling device, including to accommodate
The tin stream chamber of fusion welding, is provided with the tin furnace outer wall to be heated to solder, in the tin on the outside of the tin stream chamber
Stream top of chamber is provided with the air knife component to be flattened to the solder for being adhered to circuit board surface, and the air knife component includes
The air knife chamber that is connected with the tin stream chamber, mounted on the air knife of the air knife intracavitary, mounted on the air knife intracavitary for adjusting
Save the angle adjusting mechanism of air knife air outlet angle and mounted on the air knife intracavitary for adjusting air knife air outlet and printing
The distance adjusting mechanism of plate plate face distance, air knife bottom of chamber portion are communicated with the tin stream chamber.
Preferably, the angle adjusting mechanism includes being fixed on air knife cavity wall and air knife being clamped far from air outlet one end
Clamping part and locking member for locking clamping part.
Preferably, the distance adjusting mechanism includes setting in air knife cavity wall upper rail and is arranged on air knife and guide rail
Matched sliding block.
Preferably, the air knife top of chamber is provided with top plate, and the entrance passed in and out for printed board is offered on the top plate.
Preferably, the air knife is a pair, gap of printed board after spraying tin across two air knives and from
Entrance extraction at the ceiling location.
Preferably, at least one leakage port flowed out for air knife intracavity gas is offered on the side wall of the air knife chamber.
Preferably, it is provided with baffle at the leakage port, which is adapted with the leakage port size, with leakage port
Between angle be 0 degree -25 degree.
Preferably, the baffle is rotatably connected with air knife chamber lateral wall.
By using above-mentioned technical proposal, effective effect of the utility model embodiment is as follows：The utility model embodiment
Air knife air outlet angle is adjusted by angle adjusting mechanism, then air knife air outlet and printed board plate are adjusted by distance adjusting mechanism
Identity distance when air knife being enable to carry out heat blow from blowing away and be trapped in printed board guide hole and the extra tin material of printing board surface, prevent
Only printed board guide hole blocks and printing board surface is not smooth enough, it is ensured that the quality of printed board.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of the utility model hot air leveling device.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining relative position relation, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and cannot understand
To indicate or implying its relative importance or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.In addition, the technical side between each embodiment
Case can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical solution
Conflicting or cannot achieve when occur will be understood that the combination of this technical solution is not present, also not in the requires of the utility model
Protection domain within.
As shown in Figure 1, the utility model embodiment provides a kind of hot air leveling device, including to accommodate fusion welding
Tin stream chamber 1, the outside of the tin stream chamber 1 is provided with the tin furnace outer wall 2 to be heated to solder, in the tin stream chamber 1
Top is provided with the air knife component 3 to be flattened to the solder for being adhered to circuit board surface, the air knife component 3 include with
The connected air knife chamber 31 of the tin stream chamber 1, the air knife 32 in the air knife chamber 31, in the air knife chamber 31
Angle adjusting mechanism 33 for adjusting 32 air outlet angle of air knife and in the air knife chamber 31 for adjusting air knife
The distance adjusting mechanism 34 of 32 air outlets and 10 plate face distance of printed board, 31 bottom of air knife chamber are communicated with the tin stream chamber 1.
The utility model embodiment adjusts 32 air outlet angle of air knife by angle adjusting mechanism 33, then is adjusted by distance
Mechanism 34 adjusts 32 air outlet of air knife and 10 plate face distance of printed board, is blown away when air knife 32 being enable to carry out heat blow and is trapped in print
With the extra tin material on 10 surface of printed board in 10 guide hole of making sheet, prevent the blocking of 10 guide hole of printed board and 10 surface of printed board not flat enough
It is whole, it is ensured that the quality of printed board 10.
In an alternative embodiment of the utility model, the angle adjusting mechanism 33 includes being fixed in air knife chamber 31
On wall and clamping part 331 of the air knife 32 far from air outlet one end and the locking member 332 for locking clamping part 331 is clamped.It is described
Clamping part 331 is equipped with the axis through air knife 32, and the air knife 32 can be around clamping part middle shaft rotation, when 32 angle of air knife is adjusted
Afterwards, locking member 332 locks clamping part 331, and clamping part 331 is made to clamp air knife 32, and air knife 32 is avoided to rotate.
In an alternative embodiment of the utility model, the distance adjusting mechanism 34 includes being arranged in air knife chamber 31
Wall upper rail 341 and it is arranged on air knife 32 and 341 matched sliding block 342 of guide rail.
In an alternative embodiment of the utility model, 31 top of the air knife chamber is provided with top plate 35, in the top plate
The entrance 36 passed in and out for printed board 10 is offered on 35.
In an alternative embodiment of the utility model, the air knife 32 is a pair, and the printed board 10 is complete in spray tin
Gap across two air knives 32 after finishing and from 35 position of the top plate from entrance 36 extract out.
In an alternative embodiment of the utility model, at least one air feed is offered on the side wall of the air knife chamber 31
The leakage port 37 that gas flows out in knife chamber 31.The leakage port 37 of the present embodiment is conducive to the vortex inside hot air leveling device as early as possible
Export, make the pressure inside and outside hot air leveling device restore unanimously, to reduce that high speed, high temperature gas flow is to 10 surface of printed board as soon as possible
Negative effect, and then avoid the appearance of heap tin phenomenon, improve the processing quality of printed board 10.
In an alternative embodiment of the utility model, baffle 38 is provided at the leakage port, the baffle 38 and institute
It states 37 size of leakage port to be adapted, the angle between leakage port 37 is 0 degree of -25 degree.
In an alternative embodiment of the utility model, the baffle 38 is rotatably connected with 31 lateral wall of air knife chamber.
Baffle 38 is rotatably connected with 31 side wall of air knife chamber, when losing heart to the gas inside hot air leveling device, passes through adjusting
The angle of baffle 38, the speed that can control the gas in hot air leveling device to be flowed out from leakage port 37, makes in hot air leveling device
The pressure in portion and the pressure difference of outside air are adjusted to optimal value, and then avoid the appearance of heap tin phenomenon, make to be processed
The quality of printed board 10 is optimal.
The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention,
It is every under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (8)
1. a kind of hot air leveling device includes the tin stream chamber for accommodating fusion welding, is arranged on the outside of the tin stream chamber useful
With the tin furnace outer wall heated to solder, it is provided with to the solder for being adhered to circuit board surface in the tin stream top of chamber
The air knife component flattened, which is characterized in that the air knife component includes the air knife chamber being connected with the tin stream chamber, is mounted on
The air knife of the air knife intracavitary, the angle adjusting mechanism mounted on the air knife intracavitary for adjusting air knife air outlet angle and
Mounted on the distance adjusting mechanism for adjusting air knife air outlet and printed board plate face distance of the air knife intracavitary, the air knife
Bottom of chamber portion is communicated with the tin stream chamber.
2. hot air leveling device as described in claim 1, which is characterized in that the angle adjusting mechanism includes being fixed on air knife
On cavity wall and clamping part of the air knife far from air outlet one end and the locking member for locking clamping part is clamped.
3. hot air leveling device as described in claim 1, which is characterized in that the distance adjusting mechanism includes being arranged in air knife
Cavity wall upper rail and the sliding block with guide rail is set on air knife.
4. hot air leveling device as described in claim 1, which is characterized in that the air knife top of chamber is provided with top plate, at this
The entrance passed in and out for printed board is offered on top plate.
5. hot air leveling device as claimed in claim 4, which is characterized in that the air knife is a pair, and the printed board is being sprayed
Gap after tin across two air knives and from the ceiling location from entrance extraction.
6. hot air leveling device as described in claim 1, which is characterized in that offer at least one on the side wall of the air knife chamber
A leakage port for the outflow of air knife intracavity gas.
7. hot air leveling device as claimed in claim 6, which is characterized in that be provided with baffle at the leakage port, the baffle
It is adapted with the leakage port size, the angle between leakage port is 0 degree of -25 degree.
8. hot air leveling device as claimed in claim 7, which is characterized in that the baffle rotatably connects with air knife chamber lateral wall
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820400078.6U CN207939848U (en) | 2018-03-23 | 2018-03-23 | Hot air leveling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820400078.6U CN207939848U (en) | 2018-03-23 | 2018-03-23 | Hot air leveling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207939848U true CN207939848U (en) | 2018-10-02 |
Family
ID=63655980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820400078.6U Expired - Fee Related CN207939848U (en) | 2018-03-23 | 2018-03-23 | Hot air leveling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207939848U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109688728A (en) * | 2019-01-10 | 2019-04-26 | 昆山先胜电子科技有限公司 | PCB sprays tin and post-processes cooling system |
| CN110919230A (en) * | 2018-12-17 | 2020-03-27 | 宁波森联光电科技有限公司 | Solder strip manufacturing apparatus and method of manufacturing solder strip |
| CN113630980A (en) * | 2020-05-07 | 2021-11-09 | 南通深南电路有限公司 | PCB tin spraying device |
-
2018
- 2018-03-23 CN CN201820400078.6U patent/CN207939848U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110919230A (en) * | 2018-12-17 | 2020-03-27 | 宁波森联光电科技有限公司 | Solder strip manufacturing apparatus and method of manufacturing solder strip |
| CN109688728A (en) * | 2019-01-10 | 2019-04-26 | 昆山先胜电子科技有限公司 | PCB sprays tin and post-processes cooling system |
| CN113630980A (en) * | 2020-05-07 | 2021-11-09 | 南通深南电路有限公司 | PCB tin spraying device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181002 Termination date: 20210323 |