CN201425411Y - Drying device and air knife equipment thereof - Google Patents
Drying device and air knife equipment thereof Download PDFInfo
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- CN201425411Y CN201425411Y CN2009201293150U CN200920129315U CN201425411Y CN 201425411 Y CN201425411 Y CN 201425411Y CN 2009201293150 U CN2009201293150 U CN 2009201293150U CN 200920129315 U CN200920129315 U CN 200920129315U CN 201425411 Y CN201425411 Y CN 201425411Y
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- dried
- air knife
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Abstract
The utility model discloses a drying device and a piece of air knife equipment thereof. The drying device comprises at least two air knives and an air chamber for supplying the air to the air knife, wherein the two air knives are arranged in upper and lower layers, respectively; the air outlet direction is inclined to the surface of an object needing to be dried; and the air outlet is adjacent tothe surface of the object needing to be dried. The air knife equipment comprises at least two air knives for communicating the air chamber, wherein the two air knives are arranged in upper and lower layers, respectively; the air outlet direction is inclined to the surface of the object needing to be dried; and the air outlet is adjacent to the surface of the object. Therefore, the utility model has high drying efficiency.
Description
Technical field
The utility model relates to a kind of drying device.
Background technology
SMT is the circuit board surface package technique, is popular a kind of technology and technology in the present electronics assembling industry.Have only 1/tens device and traditional electronic devices and components are collapsed into volume, integrated printed circuit board (PCB) (substrate) process that is assembled into is called SMT technology.
In the SMT technological process, first procedure be with the soldering paste silk-screen to the PCB substrate, the silk-screen operation need be used " steel mesh ".Steel mesh for guaranteeing to print the quality on road and obtain silk-screen effect preferably, need clean the residual tin cream on it, scaling powder or the like some impurity after steel mesh uses after using certain number of times, utilizes dryer that steel mesh is dried then.
Consult Fig. 1, a kind of prior art dryer comprises blower fan 1, air supply duct 2, air compartment 3, air knife 4, hothouse 5, outlet pipe 6 and storage tank 7.Dryer also comprises cold and hot air circulating system 8 in addition, realizes the drying and the dried heating of dry preceding air respectively, the condition that obtains drying.Wherein, blower fan 1 air inlet and the cold air circulating system as air circulation power is tightly connected.Air enters hot air circulating system through behind the cool drying earlier, makes air become 40 degree dry gas and directly arrives air compartment 3 by ajutage 2 roads.The hot-air of air compartment 3 blows to the steel mesh 9 of setting from top to bottom by air knife 4, makes steel mesh 9 dryings.The moisture of separating out after the drying enters storage tank 7.
But the drying rate of above-mentioned prior art dryer is slow excessively, and the time of oven dry is for probably being 15 seconds/sheet, and is former because the globule on the steel mesh 9 is difficult to rapid draing, and the temperature on steel mesh 9 surfaces and inhomogeneous, and some places are dry soon, and some places are dry slowly; In addition, steel mesh 9 occurs baking and does not do phenomenon, particularly is difficult to drying on the surface that steel mesh has the globule or a moisture film.
The utility model content
The technical problem that the utility model mainly solves provides a kind of drying device and air knife equipment thereof, can effectively improve rate of drying.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of drying device is provided, comprise at least two air knives and to the air compartment of described air knife air feed, described at least two air knives divide the levels setting, and air-out direction favours thing to be dried surface, and air outlet is adjacent to described thing to be dried surface.
In the more excellent embodiment, the air-out direction of described at least two air knives is respectively towards two sides of thing to be dried of erectting, and the deflection below.
In the more excellent embodiment, described air knife air-out direction favours the angle on thing to be dried surface less than 40 degree, and wherein the angle between lower floor's air knife air-out direction and the thing to be dried surface is less than the angle between described upper strata air knife air-out direction and the thing to be dried surface.
In the more excellent embodiment, the angle between described upper strata air knife air-out direction and the thing to be dried surface is preferably 30 degree between 35～25 degree, and the angle between described lower floor air knife air-out direction and the thing to be dried surface is preferably 15 degree between 20～10 degree.
In the more excellent embodiment, described air compartment comprises at least two crosswind chambers of main air chamber and the described main air of connection chamber, and described at least two crosswind chambers are arranged at the both sides of thing to be dried position respectively, and each described crosswind chamber is communicated with described air knife.
In the more excellent embodiment, corresponding 4 air knives of each thing to be dried, described 4 air knives divide two-layer setting, and two every layer, and also thing to be dried both sides are provided with 2 air knives respectively.
In the more excellent embodiment, the air outlet of described air knife is a slit.
For solving the problems of the technologies described above, another technical scheme that the utility model adopts is: a kind of air knife equipment that is applied to drying device is provided, comprise at least two air knives that are communicated with air compartment, described at least two air knives divide the levels setting, and air-out direction favours thing to be dried surface, and air outlet is adjacent to described thing to be dried surface.
In the more excellent embodiment, angle of inclination between described air knife air-out direction and the thing to be dried surface is less than 40 degree, and wherein the angle between lower floor's air knife air-out direction and the thing to be dried surface is less than the angle between described upper strata air knife air-out direction and the thing to be dried surface.
In the more excellent embodiment, the angle between described upper strata air knife air-out direction and the thing to be dried surface is preferably 30 degree between 35～25 degree, and the angle between described lower floor air knife air-out direction and the thing to be dried surface is preferably 15 degree between 20～10 degree.
The beneficial effects of the utility model are: be different from the prior art drying machine because technological deficiency inhomogeneous in whole thing dry tack free speed to be dried and that globule rate of drying is slow excessively, the utility model designs a kind of novel air knife equipment, the air knife air-out direction that is adopted favours thing to be dried surface, drying area is big and can produce bigger blast to thing to be dried surface, the globule can blow off, two air knives that are provided with higher slice are set simultaneously, it is air-dry to make that air knife can carry out simultaneously at thing different surfaces to be dried, can carry out drying with fast speed and efficient.
Description of drawings
Fig. 1 is the result schematic diagram of prior art drying machine;
Fig. 2 is the structural representation of the utility model drying device embodiment;
Fig. 3 is the syndeton schematic diagram of air supply duct among Fig. 2, air compartment, air knife;
Fig. 4 is the location diagram of air knife and steel mesh among Fig. 2.
The specific embodiment
Please refer to Fig. 3, is the schematic diagram of drying device embodiment of the present invention.Described drying device comprises: the outlet pipe 260 and the storage tank 270 of cold and hot air circulating system 280, blower fan 210, air supply duct 220, main air chamber 230, crosswind chamber 231, air knife 240, hothouse 250, hothouse 250 belows.
Described blower fan 210, air supply duct 220, main air chamber 230, crosswind chamber 231, air knife 240, hothouse 250 are communicated with successively.Crosswind chamber 231 is at least two, and crosswind chamber 231 is 3 in the present embodiment.Described air supply duct 220 is communicated with described main air chamber 230, and main air chamber 230 is positioned at hothouse 250 tops.
Consult Fig. 4,3 crosswind chambers 231 all are communicated with described main air chamber 230 respectively, and crosswind chamber 231 is positioned at the hothouse 250 of 230 belows, main air chamber, and erect and place.Each described crosswind chamber 231 all is communicated with described air knife 240.Corresponding each thing to be dried, described air knife 240 quantity are 4 then, divide two-layer setting, two every layer, and also thing to be dried 290 both sides are provided with 2 air knives 240 respectively.In the present embodiment, can carry out drying to two things to be dried simultaneously, then drying device comprises 231,8 air knives 240 in 3 crosswind chambers.Described 8 air knives divide two-layer crosswind chamber 231 sides that are arranged at respectively up and down.
The air-out direction of described air knife 240 favours thing to be dried 290 surfaces, and air outlet also is adjacent to described thing to be dried 290 surfaces.
During work, air becomes 40 degree dry gas earlier through behind the cool drying of cold and hot air circulating system 280.The dry air that blows out through blower fan 210 enters hothouse 250 through air supply duct 220, main air chamber 230, crosswind chamber 231, air knife 240 successively.Hot-air blows to the thing to be dried 290 of setting by air knife 240 from all directions again, makes thing 290 dryings to be dried.The moisture of separating out after the drying enters storage tank 270 through outlet pipe 260.
Be different from the prior art drying machine because in whole thing 290 technological deficiency that dry tack free speed is inhomogeneous and globule rate of drying is slow excessively to be dried, air knife 240 air-out directions that above-mentioned the utility model embodiment is adopted favour thing to be dried 290 surfaces, air outlet also is adjacent to described thing to be dried 290 surfaces, drying area is big and can produce bigger blast to thing to be dried 290 surfaces, the globule on thing to be dried 290 surfaces can blow off, two air knives 240 that are provided with higher slice are set simultaneously, it is air-dry to make that air knife 240 can carry out simultaneously at thing 290 different surfaces to be dried, can carry out drying with fast speed and efficient.
As seen, the air outlet of described air knife 240 towards thing to be dried 290 positions, promptly can carry out drying at the different surfaces of thing 290 to be dried with different directions simultaneously among the figure, accelerates rate of drying.
Consult Fig. 4, in a specific embodiment, 4 air knife 240 corresponding steel mesh settings, be steel mesh between two parallel crosswind chambers 231, the side that both sides air compartment 231 closes on steel mesh respectively is provided with two air knives 240, and two sides of steel mesh that air knife 240 air outlets 241 on the both sides air compartment 231 are erect respectively relatively are provided with, make two surfaces of steel mesh carry out air-dry simultaneously, also simultaneously the different piece on a surface of steel mesh is carried out air-dryly, realize comprehensive drying, accelerate rate of drying greatly.
And the air-out direction of described air knife 240 can favour described steel mesh side and deflection below, and direction that like this can the globule flows down on steel mesh is taken advantage of a situation the globule and blown down, and makes the faster drying of steel mesh.
In the embodiment that has only two crosswind chambers 231, described two crosswind chambers 231 are arranged at the both sides of steel mesh position respectively.
Angle of inclination between described air knife 240 air-out directions and the steel mesh surface is less than 40 degree, and wherein the angle between lower floor's air knife 240 air-out directions and the steel mesh surface is less than the angle between described upper strata air knife 240 air-out directions and the steel mesh surface.
Angle between described upper strata 240 air knife air-out directions and the steel mesh surface is preferably 30 degree between 35～25 degree, the angle between described lower floor air knife 240 air-out directions and the steel mesh surface is preferably 15 degree between 20～10 degree.The air-flow that impacts the steel mesh surface with this angle reaches bigger air-dry area when can produce than high impact to the globule on steel mesh surface or moisture film.
For accelerating the wind speed and the blast of air knife 240 air outlets 241, the air outlet 241 of described air knife 240 can be a slit, and the high-voltage high-speed airflow of formation impacts the steel mesh surface, the moisture film on the globule and covering steel mesh surface can be blown away, and greatly accelerates the steel mesh dry run.
In addition, also consult Fig. 3, the utility model also provides a kind of air knife equipment that is applied to drying device, comprise main air chamber 230 and at least two crosswind chambers 231, described main air chamber 230 is communicated with air supply duct 220 and described at least two crosswind chambers 231 of described drying device respectively, each described crosswind chamber 231 is communicated with the air knife 240 of described drying device, the levels setting in 240 fens of described at least two air knives, and air-out direction favours thing to be dried 290 surfaces.
Angle of inclination between described air knife 240 air-out directions and thing to be dried 290 surfaces is less than 40 degree, and wherein the angle between lower floor's air knife 240 air-out directions and thing to be dried 290 surfaces is less than the angle between described upper strata air knife 240 air-out directions and thing to be dried 290 surfaces.
Angle between described upper strata air knife 240 air-out directions and thing to be dried 290 surfaces is preferably 30 degree between 35～25 degree, the angle between described lower floor air knife 240 air-out directions and thing to be dried 290 surfaces is preferably 15 degree between 20～10 degree.
The above only is a preferred embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (12)
1. drying device comprises at least two air knives and to the air compartment of described air knife air feed, it is characterized in that:
Described at least two air knives divide the levels setting, and air-out direction favours thing to be dried surface, and air outlet is adjacent to described thing to be dried surface.
2. drying device according to claim 1 is characterized in that: the air-out direction of described at least two air knives is respectively towards two sides of thing to be dried of erectting, and the deflection below.
3. drying device according to claim 2, it is characterized in that: the angle of inclination between described air knife air-out direction and the thing to be dried surface is less than 40 degree, and wherein the angle between lower floor's air knife air-out direction and the thing to be dried surface is less than the angle between described upper strata air knife air-out direction and the thing to be dried surface.
4. drying device according to claim 3, it is characterized in that: the angle between described upper strata air knife air-out direction and the thing to be dried surface is between 35～25 degree, and the angle between described lower floor air knife air-out direction and the thing to be dried surface is between 20～10 degree.
5. drying device according to claim 4 is characterized in that: the angle between described upper strata air knife air-out direction and the thing to be dried surface is 30 degree, and the angle between described lower floor air knife air-out direction and the thing to be dried surface is 15 degree.
6. according to each described drying device of claim 1 to 5, it is characterized in that: described air compartment comprises the main air chamber and is communicated with at least two crosswind chambers of described main air chamber, described at least two crosswind chambers are arranged at the both sides of thing to be dried position respectively, and each described crosswind chamber is communicated with described air knife.
7. drying device according to claim 6 is characterized in that: corresponding 4 air knives of each thing to be dried, and described 4 air knives divide two-layer setting, and two every layer, and also thing to be dried both sides are provided with 2 air knives respectively.
8. according to each described drying device of claim 1 to 5, it is characterized in that: the air outlet of described air knife is a slit.
9. an air knife equipment that is applied to drying device comprises at least two air knives that are communicated with air compartment, it is characterized in that:
Described at least two air knives divide the levels setting, and air-out direction favours thing to be dried surface, and air outlet is adjacent to described thing to be dried surface.
10. the air knife equipment that is applied to drying device according to claim 9, it is characterized in that: the angle of inclination between described air knife air-out direction and the thing to be dried surface is less than 40 degree, and wherein the angle between lower floor's air knife air-out direction and the thing to be dried surface is less than the angle between described upper strata air knife air-out direction and the thing to be dried surface.
11. according to claim 9 or the 10 described air knife equipment that are applied to drying device, it is characterized in that: the angle between described upper strata air knife air-out direction and the thing to be dried surface is between 35～25 degree, and the angle between described lower floor air knife air-out direction and the thing to be dried surface is between 20～10 degree.
12. the air knife equipment that is applied to drying device according to claim 11, it is characterized in that: the angle between described upper strata air knife air-out direction and the thing to be dried surface is 30 degree, and the angle between described lower floor air knife air-out direction and the thing to be dried surface is 15 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201293150U CN201425411Y (en) | 2009-01-09 | 2009-01-09 | Drying device and air knife equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201293150U CN201425411Y (en) | 2009-01-09 | 2009-01-09 | Drying device and air knife equipment thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201425411Y true CN201425411Y (en) | 2010-03-17 |
Family
ID=42024863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201293150U Expired - Fee Related CN201425411Y (en) | 2009-01-09 | 2009-01-09 | Drying device and air knife equipment thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201425411Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105154943A (en) * | 2015-09-23 | 2015-12-16 | 昆山硕凯自动化电镀设备有限公司 | Blowing jig |
| CN106362341A (en) * | 2016-10-07 | 2017-02-01 | 上海格拉曼国际消防装备有限公司 | Automatic purging cleaning device for fire hose |
| CN114739144A (en) * | 2022-05-11 | 2022-07-12 | 广东嘉拓自动化技术有限公司 | Baking oven |
-
2009
- 2009-01-09 CN CN2009201293150U patent/CN201425411Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105154943A (en) * | 2015-09-23 | 2015-12-16 | 昆山硕凯自动化电镀设备有限公司 | Blowing jig |
| CN106362341A (en) * | 2016-10-07 | 2017-02-01 | 上海格拉曼国际消防装备有限公司 | Automatic purging cleaning device for fire hose |
| CN114739144A (en) * | 2022-05-11 | 2022-07-12 | 广东嘉拓自动化技术有限公司 | Baking oven |
| CN114739144B (en) * | 2022-05-11 | 2023-08-04 | 广东嘉拓自动化技术有限公司 | Baking oven |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100317 Termination date: 20120109 |