CN206469658U - A kind of wiring board Strong Wind Knife and wiring board hair dryer - Google Patents

Abstract

The utility model discloses a strong wind blower for a circuit board and a blower dryer. The strong wind blower for a circuit board comprises a long-striped shell, an air storage chamber is arranged inside the shell, and an air outlet with a reduced diameter is arranged on the upper end. The working surface and the air storage chamber are connected with an air inlet, wherein: the air outlet working surface is provided with a number of oblique air outlet holes inclined to one side; a circuit board drying machine, including a frame, on which there are There are air inlet passages and several groups of upper and lower roller shafts which are set up and down oppositely, and a conveying passage is formed between the upper and lower roller shafts, which includes the above-mentioned strong wind knife for circuit boards, and the upper and lower ends of the conveying passage are provided with oppositely arranged The circuit board has a strong wind knife, the oblique air outlet hole on the air outlet working surface is inclined to the conveying direction, and the air inlet is connected with the air inlet channel. The utility model provides a circuit board strong wind air knife and a blow dryer with the functions of strong water removal and drying.

Description

A circuit board strong wind air knife and circuit board drying machine

technical field

The utility model relates to a circuit board strong wind air knife and a drying machine.

Background technique

The existing strong wind wind knife used for drying circuit boards has an upward air outlet direction. When blowing air to the circuit board, the water droplets in the small holes are blown upward, and the water droplets in the small holes splash up and fall back to the circuit board. The purpose of drying the circuit board. Therefore, how to solve the above problems has become an urgent problem to be solved.

Contents of utility models

The purpose of the utility model is to provide a circuit board strong wind wind knife and a blow dryer with the functions of strong water removal and drying.

The technical solution adopted by the utility model is: a circuit board strong wind knife, including a long shell, the shell is equipped with a wind storage chamber, the upper end is provided with a reduced-diameter air outlet working surface, the wind storage chamber It is connected with an air inlet, wherein: the air outlet working surface is provided with a number of oblique air outlet holes inclined to one side.

Because the utility model adopts the above-mentioned structure, the air storage chamber enters the air through the air inlet, and the air is discharged through the oblique air outlet.

Further improvement scheme of the utility model:

In the above-mentioned circuit board strong wind knife, an air distribution plate is arranged in the air storage chamber. Connect the air inlet. The wind enters the air inlet chamber from the air inlet, flows into the air outlet chamber after being divided by the air distribution plate, and finally flows out through the air outlet working surface.

In the above-mentioned strong wind knife for circuit boards, the working surface of the air outlet is set at an angle of 10-20° on the side opposite to the air outlet direction. Make the oblique air outlet vent to one side.

In the above-mentioned strong wind knife for circuit boards, two rows of staggered air outlet holes are arranged on the air outlet working surface and inclined 10-20° to one side.

In the above-mentioned strong wind knife for circuit boards, oblique air outlet holes are evenly distributed on the air outlet working surface. To achieve the purpose of uniform wind.

In the above-mentioned circuit board strong wind blade, a number of evenly distributed air distribution holes are arranged on the air distribution board. To achieve the purpose of uniform wind distribution.

In the above-mentioned circuit board strong wind air knife, two rows of oblong air distribution holes arranged alternately are arranged on the air distribution board.

A circuit board drying machine, including a frame, which is provided with an air inlet channel and several groups of upper and lower roller shafts arranged up and down opposite to each other, and a conveying channel is formed between the upper and lower roller shafts, wherein: it includes the above-mentioned one A circuit board strong wind knife, the upper and lower ends of the conveying channel are provided with relatively strong strong wind knives, the beveled air outlet holes on the air outlet working surface are inclined to the conveying direction, and the air inlet is connected with the air inlet channel. The strong wind air knife is set at the upper and lower ends of the conveying channel to blow the upper and lower sides of the circuit board on the conveying channel. It has the function of powerfully catching water and blowing dry; the inclined design of the air outlet working surface has a certain promotion effect on the conveyance of circuit boards.

In the above-mentioned circuit board drying machine, the air inlet channel is arranged on one side of the frame, and is connected with a fan inlet pipe and an air knife inlet pipe, and the air knife inlet pipes are respectively connected to the air inlets, and the air knife inlet pipe is provided with High pressure air outlet. The high-pressure air enters the air inlet channel from the air inlet pipe of the fan, and enters the air knife through the air inlet pipe of the air knife.

In the above-mentioned circuit board drying machine, the air outlet working surface is arranged between the adjacent upper and lower rollers.

Description of drawings

The utility model will be described in further detail below in conjunction with accompanying drawing.

Fig. 1 is the front view of the utility model strong wind wind knife;

Fig. 2 is the top view of Fig. 1;

Fig. 3 is the bottom view of Fig. 1;

Fig. 4 is the right view of Fig. 1;

Fig. 5 is a schematic diagram of the A-A sectional structure of Fig. 1;

Fig. 6 is a schematic diagram of the enlarged structure at B of Fig. 2;

Fig. 7 is a structural schematic diagram of the utility model strong wind wind knife air distribution plate;

Fig. 8 is a schematic diagram of the C-C three-dimensional cross-sectional structure of Fig. 4;

Fig. 9 is a structural schematic diagram of the drying machine of the utility model;

Fig. 10 is a left side view of Fig. 9 .

detailed description

As shown in Figures 1 to 8, a circuit board strong wind knife includes a long shell 1, the shell 1 is provided with an air storage chamber 2, and the upper end is provided with a reduced-diameter air outlet working surface 3, The air storage chamber 2 is connected with an air inlet 21, wherein: the air outlet working surface 3 is provided with a number of oblique air outlet holes 31 inclined to one side.

The air storage chamber 2 is provided with an air distribution plate 4, the upper part of the air distribution plate 4 is an air outlet chamber 22, and the lower part is an air inlet chamber 23. Tuyere 21.

The air outlet working surface 3 is set at an inclination of 10-20° to the side opposite to the air outlet direction.

The air outlet working surface 3 is provided with two rows of oblique air outlet holes 31 arranged in a staggered manner and inclined 10-20° to one side.

The oblique air outlet holes 31 are evenly distributed on the air outlet working surface 3 .

The air distribution plate 4 is provided with a number of evenly distributed air distribution holes 41 .

The air distribution plate 4 is provided with two rows of staggered oblong air distribution holes 41 .

As shown in Figures 9 to 10, a circuit board drying machine includes a frame 5, the frame 5 is provided with an air inlet channel 6 and several groups of upper and lower roller shafts 7, 8 set up and down oppositely, the upper and lower A conveying channel 9 is formed between the lower roller shafts 7 and 8, which includes the above-mentioned circuit board strong wind knife, the upper and lower ends of the conveying channel 9 are provided with relatively arranged circuit board strong wind knives, and the oblique wind knife on the air outlet working surface 3 The corner air outlet 31 is inclined to the conveying direction, and the air inlet 21 is connected with the air inlet channel 6 .

The air inlet passage 6 is arranged on one side of the frame, and is connected with a fan air inlet pipe 61 and an air knife air inlet pipe 62, and the air knife air inlet pipe 62 is respectively connected to the air inlet 21, and the air knife air inlet pipe 62 is provided with a high-pressure air outlet 63.

The air outlet working surface 3 is arranged between the adjacent upper and lower roller shafts 7 and 8 .

When the utility model is in use, the high-pressure wind enters the air inlet channel 6 from the fan air inlet pipe 61 and enters the air knife inlet chamber 23 through the air knife inlet pipe 62, and flows to the air outlet chamber 22 after being divided by the air distribution plate for 4 winds. Angle air outlet hole 31 flows out and blows air to the aperture of circuit board on conveying channel 9 .

In summary, the utility model has been made into actual samples according to the instructions and illustrations, and has been tested for many times. From the effect of the test, it can be proved that the utility model can achieve its expected purpose and has practical value. There is no doubt about it. The above-mentioned embodiments are only used to illustrate the utility model for convenience, and are not intended to limit the utility model in any form. Anyone with ordinary knowledge in the technical field, if not departing from the scope of the technical characteristics of the utility model , Equivalent embodiments made with partial changes or modifications using the technical content disclosed in the utility model, and without departing from the technical features of the utility model, all still fall within the scope of the utility model's technical features.

Claims (10)

1. a kind of wiring board Strong Wind Knife, includes the housing (1) of long strip type, housing (1) is interior to be set provided with storage wind chamber (2), upper end There is the air-out working face (3) of undergauge, storage wind chamber (2) is connected with air inlet (21), it is characterised in that：On air-out working face (3) Provided with some oblique angle exhaust vents (31) being obliquely installed to side.

2. a kind of wiring board Strong Wind Knife according to claim 1, it is characterised in that：Store up in wind chamber (2) provided with a point wind Plate (4), split-wind plate (4) top is that air-out chamber (22), bottom are air-inlet cavity (23), and air-out working face (3) is arranged on air-out chamber (22) upper end, air-inlet cavity (23) connection air inlet (21).

3. a kind of wiring board Strong Wind Knife according to claim 1, it is characterised in that：Air-out working face (3) to air-out Side in opposite direction tilts 10~20 ° of settings.

4. a kind of wiring board Strong Wind Knife according to claim 1, it is characterised in that：Air-out working face (3) is provided with two Row is laid staggeredly, tilts 10~20 ° of oblique angle exhaust vent (31) to side.

5. a kind of wiring board Strong Wind Knife according to claim 1, it is characterised in that：Oblique angle exhaust vent (31) is uniformly distributed On air-out working face (3).

6. a kind of wiring board Strong Wind Knife according to claim 2, it is characterised in that：Split-wind plate (4) is provided with some equal Point air holes (41) of even distribution.

7. a kind of wiring board Strong Wind Knife according to claim 2 or 6, it is characterised in that：Split-wind plate (4) is provided with two rows The ellipsoid point air holes (41) being laid staggeredly.

8. a kind of wiring board hair dryer, including frame (5), frame (5) are set relatively provided with air intake passage (6) and about some groups Transfer passage (9) is formed between the upper and lower roll shaft (7,8) put, upper and lower roll shaft (7,8), it is characterised in that：Including claim 1 To a kind of 7 any described wiring board Strong Wind Knifes, transfer passage (9) upper and lower side is provided with the wiring board high wind wind being oppositely arranged Oblique angle exhaust vent (31) on knife, air-out working face (3) is tilted to conveying direction, and air inlet (21) is connected with air intake passage (6).

9. a kind of wiring board hair dryer according to claim 8, it is characterised in that：Air intake passage (6) is arranged on frame one Side, fan wind inleting tube (61) and air knife blast pipe (62) are connected with, air knife blast pipe (62) connects air inlet (21), air knife respectively Blast pipe (62) is provided with high-pressure blast air outlet (63).

10. a kind of wiring board hair dryer according to claim 8, it is characterised in that：Air-out working face (3) is arranged on adjacent Upper and lower roll shaft (7,8) between.