CN212189626U

CN212189626U - Electrostatic paint spraying head

Info

Publication number: CN212189626U
Application number: CN202020354713.9U
Authority: CN
Inventors: 杨光新
Original assignee: Zhaoqing Gaoyao Xinyisheng Machinery Co ltd
Current assignee: Zhaoqing xinyisheng Machinery Co.,Ltd.
Priority date: 2020-03-19
Filing date: 2020-03-19
Publication date: 2020-12-22
Anticipated expiration: 2030-03-19

Abstract

The utility model discloses an electrostatic painting head belongs to the spraying field. An electrostatic painting head comprises a painting head cover; the supporting seat is fixedly connected to the spray head cover; the main shaft is rotationally connected to the supporting seat; the impeller is fixedly connected to the upper end of the main shaft; a driving chamber is formed between the sprayer cover and the supporting seat, the impeller is positioned in the driving chamber, V-shaped impeller blades are fixedly connected to the periphery of the impeller, a first air blowing channel is formed in the supporting seat, and the first air blowing channel faces the V-shaped impeller blades; the utility model discloses reach an effect of air-out rapidly, the motion of whole machine is through gaseous start-up, has accelerateed the motion of the cup that revolves that sprays paint, can make paint oxidation fine and smooth like this, and it is even to spray paint, and the range is also farther, and the motion of whole machine is through the use that gaseous start-up has effectively reduced motor, gear, reduces the whole weight of spray gun, has reduced equipment cost simultaneously.

Description

Electrostatic paint spraying head

Technical Field

The utility model relates to a spraying technical field especially relates to an electrostatic painting head.

Background

The electrostatic spraying method has the advantages of improving the spraying efficiency of the coating, saving resources, reducing environmental pollution and the like, and is a spraying method which is used from the very early time, wherein the electrostatic spraying is a coating method which utilizes the corona discharge principle to charge the atomized coating under the action of a high-voltage direct-current electric field and is adsorbed on the surface of a positively charged substrate to discharge, and the electrostatic spraying equipment comprises a spray gun, a spray cup, an electrostatic spraying high-voltage power supply and the like.

The patent application number is 201510402417.5, and 2017-12-19 discloses a multi-shaft rotary cup electrostatic spraying machine, which comprises a spraying head and a connecting plate, wherein a driving motor and a rotating gear are fixed on the connecting plate, a driving gear is fixed on an output shaft of the driving motor, the upper end of the rotating gear is fixed in a connecting cylinder, a middle connecting block is fixed in the connecting cylinder, a pushing cylinder is fixed on the middle connecting block, a pushing rod of the pushing cylinder vertically upwards penetrates through the middle connecting block and is fixed with a pushing rod, the pushing rod extends out of an upper end block fixed at the top of the connecting cylinder, the spraying head is hinged on the upper end block, the rear end of the spraying head is screwed with the connecting block, and the top end of the pushing rod is; the side wall of the spraying head is provided with an air inlet through hole, the front end face of the spraying head is evenly provided with a plurality of spraying through holes, the air inlet through hole is communicated with the spraying through holes, a pneumatic motor is arranged in the spraying head, the central rotating shaft of the pneumatic motor is provided with an axial through hole, and the front end of the central rotating shaft is fixedly provided with a rotating cup. Its revolve the cup and can realize the all around rotation, paint adopts centrifugal atomization simultaneously, still has certain defect, need adopt motor and gear drive to revolve the cup and rotate, and this has increased equipment cost undoubtedly, in addition this flush coater spun paint oxidation fineness, the even degree of spraying paint, range still need promote.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the spray gun in the prior art is rotatory to adopt the motor with high costs, the whole effect of spraying paint needs further improvement, and the static head that sprays paint that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an electrostatic painting head comprises

A nozzle cover;

the supporting seat is fixedly connected to the spray head cover;

the main shaft is rotationally connected to the supporting seat;

the impeller is fixedly connected to the upper end of the main shaft;

wherein

A driving chamber is formed between the sprayer cover and the supporting seat, the impeller is positioned in the driving chamber, V-shaped impeller blades are fixedly connected to the periphery of the impeller, a first air blowing channel is formed in the supporting seat, and the first air blowing channel faces the V-shaped impeller blades;

the paint spraying disc is fixedly connected to the lower end of the main shaft;

and the paint spraying channel is arranged on the supporting seat.

Preferably, the bottom side of the supporting seat is also fixedly connected with a wind outlet wheel, a paint spraying channel is also formed in the wind outlet wheel, a wind outlet groove is formed in the periphery of the wind outlet wheel, and a wind inlet channel is formed in the wind outlet wheel.

Preferably, the wind outlet wheel is fixedly connected with a wind inlet head communicated with the wind inlet channel.

Preferably, the air outlet groove is of an inclined structure.

Preferably, the first blowing passage has an inclined structure.

Preferably, a second air blowing channel communicated with the first air blowing channel is formed in the supporting seat, a third air blowing channel communicated with the second air blowing channel is formed in the nozzle cover, and an air blowing head communicated with the third air blowing channel is fixedly connected to the nozzle cover.

Preferably, the nozzle cover is fixedly connected with an exhaust head, and the exhaust head is communicated with the driving chamber.

Preferably, the supporting seat is connected with a paint inlet head, and the paint inlet head is communicated with the paint spraying channel.

Preferably, the sprayer also comprises a protective shell which is fixedly connected with the sprayer cover through a plastic rod.

Compared with the prior art, the utility model provides an electrostatic painting head possesses following beneficial effect:

1. the electrostatic paint spraying head adopts the air pump or the compressor to blow high-pressure air to the first air blowing channel on the supporting seat when in use, the air blows to the impeller which is rotatably connected on the supporting seat, because the periphery of the impeller adopts the V-shaped impeller blade, when the compressed high-pressure air enters through the first air blowing channel and drives the impeller to rotate and simultaneously upwards discharge in a reverse-angle inclination way, the pressure loss caused by directly upwards discharging the air with a vertical groove is avoided, the air is discharged more quickly, the rotating speed of the main shaft driven by the impeller is also obviously improved, the V-shaped impeller blade adopts an arc-shaped corner shape, the effect of quickly discharging air is achieved, the motion of the whole machine is started through air, the motion of a paint spraying rotary cup is accelerated, so that the paint is enabled to be oxidized fine and smooth, the paint spraying is even, the spraying range is further, and the motion of the whole machine, The use of the gear reduces the whole weight of the spray gun and reduces the equipment cost.

Drawings

Fig. 1 is a schematic structural view of an electrostatic painting head according to the present invention;

fig. 2 is an exploded schematic view of an electrostatic painting head according to the present invention;

fig. 3 is a schematic diagram of a partial explosion structure of an electrostatic painting head according to the present invention;

fig. 4 is a schematic cross-sectional view of an electrostatic painting head according to the present invention;

fig. 5 is a schematic partial sectional structure view of an electrostatic painting head according to the present invention;

fig. 6 is a schematic structural view of an impeller and a supporting seat of the electrostatic painting head according to the present invention;

fig. 7 is the utility model provides an air-out wheel structure sketch map of electrostatic painting head.

In the figure: 1. a protective housing; 2. a supporting seat; 201. a first blowing passage; 3. discharging the wind wheel; 301. an air outlet groove; 4. painting dishes; 5. a main shaft; 6. a nozzle cover; 7. a plastic rod; 8. an exhaust head; 9. a blowing head; 10. a third air blowing channel; 11. a second air blowing channel; 12. feeding a paint head; 13. a paint spraying channel; 14. an air inlet channel; 15. an air inlet head; 16. an impeller; 1601. v-shaped impeller blades.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 to 7, an electrostatic painting head includes

A nozzle cap 6;

the supporting seat 2 is fixedly connected to the sprayer cover 6;

the main shaft 5 is rotatably connected to the supporting seat 2;

the impeller 16 is fixedly connected to the upper end of the main shaft 5;

wherein

A driving chamber is formed between the nozzle cover 6 and the support seat 2, the impeller 16 is positioned in the driving chamber, the periphery of the impeller 16 is fixedly connected with V-shaped impeller blades 1601, a first air blowing channel 201 is formed on the support seat 2, and the first air blowing channel 201 faces the V-shaped impeller blades 1601;

the paint spraying disc 4 is fixedly connected to the lower end of the main shaft 5;

the paint spraying channel 13 is arranged on the supporting seat 2; the main shaft 5 drives the paint spraying disc 4 to rotate, and the paint spraying disc 4 sprays paint.

When in use, an air pump or a compressor is adopted to blow high-pressure air to the first air blowing channel 201 on the supporting seat 2, the air blows to the impeller 16 which is rotatably connected on the supporting seat 2, because the periphery of the impeller 16 adopts V-shaped impeller blades, when the compressed high-pressure air enters through the first air blowing channel 201 and drives the impeller 16 to rotate and simultaneously upwards discharge in a reverse-angle inclined manner, the pressure loss caused by directly upwards discharging the air by adopting a vertical groove is avoided, the air discharge is quicker, the rotating speed of the main shaft 5 driven by the impeller 16 is also obviously improved, the V-shaped impeller blades adopt an arc-shaped corner shape, the effect of quickly discharging air is achieved, the movement of the whole machine is started by the air, the movement of the paint spraying rotary cup is accelerated, so that the oxidation and the fineness of paint can be promoted, the paint spraying is uniform, and the use of a motor and a gear is effectively, the whole weight of the spray gun is reduced, and the equipment cost is reduced.

The bottom side of the supporting seat 2 is also fixedly connected with an air outlet wheel 3, the air outlet wheel 3 is also provided with a paint spraying channel 13, the periphery of the air outlet wheel 3 is provided with an air outlet groove 301, the air outlet wheel 3 is provided with an air inlet channel 14, the air outlet wheel 3 is fixedly connected with an air inlet head 15 communicated with the air inlet channel 14, the air nozzle cover 6 is fixedly connected with an exhaust head 8, the exhaust head 8 is communicated with a driving chamber, in order to realize better driving effect of high-pressure air, the air outlet head 8 is connected with the nozzle cover 6 to ensure that the air driving the impeller 16 to rotate can be quickly discharged, the purpose of increasing the rotating speed is achieved, then the exhaust head 8 and the air intake head 15 can be connected through a pipeline, the gas exhausted by the exhaust head 8 can enter the air intake head 15 and then is blown to the air outlet groove 301 on the periphery of the air outlet wheel 3 through the air intake channel 14, then the air is discharged through the air outlet groove 301, so that the spraying range of the paint can be driven to be long, and the spraying area is wide.

The air outlet groove 301 is of an inclined structure, the spraying effect is better, the sprayed rotating airflow can drive the paint to spray at a long range, and the spraying area is wider.

The first blowing channel 201 is of an inclined structure, so that the V-shaped impeller blades and the impeller 16 can be blown to rotate better.

The supporting seat 2 is provided with a second air blowing channel 11 communicated with the first air blowing channel 201, the nozzle cover 6 is provided with a third air blowing channel 10 communicated with the second air blowing channel 11, and the nozzle cover 6 is fixedly connected with an air blowing head 9 communicated with the third air blowing channel 10, so that air blowing to the first air blowing channel 11 is realized.

The supporting seat 2 is connected with a paint inlet head 12, and the paint inlet head 12 is communicated with a paint spraying channel 13 and is used for being connected with a paint inlet pipeline.

The dustproof sprayer is characterized by further comprising a protective shell 1, wherein the protective shell 1 is fixedly connected with the sprayer cover 6 through a plastic rod 7 and used for preventing dust and protecting the sprayer.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An electrostatic painting head, characterized in that it comprises

A head cap (6);

the supporting seat (2) is fixedly connected to the sprayer cover (6);

the main shaft (5) is rotatably connected to the supporting seat (2);

the impeller (16) is fixedly connected to the upper end of the main shaft (5);

wherein

A driving chamber is formed between the spray head cover (6) and the supporting seat (2), the impeller (16) is positioned in the driving chamber, V-shaped impeller blades (1601) are fixedly connected to the periphery of the impeller (16), a first air blowing channel (201) is formed in the supporting seat (2), and the first air blowing channel (201) faces the V-shaped impeller blades (1601);

the paint spraying disc (4) is fixedly connected to the lower end of the main shaft (5);

and the paint spraying channel (13) is arranged on the supporting seat (2).

2. The electrostatic painting head according to claim 1, wherein a wind outlet wheel (3) is fixedly connected to the bottom side of the support base (2), a painting channel (13) is also formed in the wind outlet wheel (3), a wind outlet groove (301) is formed in the periphery of the wind outlet wheel (3), and a wind inlet channel (14) is formed in the wind outlet wheel (3).

3. The electrostatic painting head according to claim 2, wherein the wind outlet wheel (3) is fixedly connected with a wind inlet head (15) communicated with the wind inlet channel (14).

4. The electrostatic painting head according to claim 2, characterized in that said air outlet channel (301) has an inclined configuration.

5. An electrostatic painting head according to claim 1, characterised in that said first blowing channel (201) is of inclined configuration.

6. The electrostatic painting head according to claim 5, wherein the supporting base (2) is provided with a second air blowing channel (11) communicated with the first air blowing channel (201), the head cover (6) is provided with a third air blowing channel (10) communicated with the second air blowing channel (11), and the head cover (6) is fixedly connected with an air blowing head (9) communicated with the third air blowing channel (10).

7. An electrostatic painting head according to claim 6, characterised in that an exhaust head (8) is fixedly connected to the head cap (6), said exhaust head (8) communicating with said drive chamber.

8. An electrostatic painting head according to any one of claims 1 to 7, characterised in that a paint inlet (12) is connected to the support (2), said paint inlet (12) communicating with the painting channel (13).

9. An electrostatic painting head according to any one of claims 1 to 7, further comprising a protective casing (1), said protective casing (1) being securely connected to said cap (6) by means of a plastic rod (7).