CN209901633U

CN209901633U - Pneumatic rubber spinner

Info

Publication number: CN209901633U
Application number: CN201920622797.7U
Authority: CN
Inventors: 何麟根; 代成文
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-01-07
Anticipated expiration: 2029-04-30

Abstract

The utility model belongs to the technical field of tableware production equipment, in particular to a pneumatic spin coater; the centrifugal fan comprises more than one group of centrifugal units, each centrifugal unit comprises a main board, a through hole is formed in the main board, a fixing sleeve is arranged in the through hole, the lower end of the fixing sleeve is connected with a fan cover, an upper cavity and a lower cavity of the fan cover are communicated through a flow guide hole, an arc-shaped groove is formed in the bottom plane of the main board at the periphery of the through hole, a compressed air channel and a vacuumizing channel are formed in the main board, the compressed air channel is communicated with the upper cavity through the arc-shaped groove, a communication hole is formed in the fixing sleeve, a rotating shaft is arranged in the fixing sleeve, the lower end of the rotating shaft is arranged in the lower cavity and is connected with the fan, a blind hole is formed in the rotating shaft, radial holes are circumferentially distributed in the rotating; the utility model discloses by compressed air drive fan and the high-speed rotation of sucking disc, simple structure is reliable, and the noise is little, the power saving.

Description

Pneumatic rubber spinner

The technical field is as follows:

the utility model belongs to the technical field of tableware production facility, refer in particular to a pneumatic spin coater.

Background art:

in the production process of the disposable starch tableware, a waterproof adhesive layer is coated on the surface of the semi-finished degradable starch tableware. The traditional whirl coating device can only operate in a semi-automatic mode and still depends on manual operation, and the traditional whirl coating device has the defects of low production efficiency, incapability of realizing large-scale production and high production cost.

In order to solve the above-mentioned phenomenon, the Chinese utility model patent (No. CN 203264989U, No. 2013.11.06) an automatic spin coater realizes full-automatic production, which comprises a machine base, a left cavity and a right force are respectively arranged in the inner cavity of the machine base, a glue receiving disc is arranged in the left cavity, a spin-drying motor is arranged at the lower part of the left side in the left cavity, one end of the spin-drying motor is connected with a plurality of rotary joints, spin-drying suction pieces sucking discs are arranged on the rotary joints, a material placing and positioning tray is arranged at the middle part of the right cavity, a horizontal walking device is arranged on a platform on the surface of the machine base, a vertical lifting device is arranged on the horizontal walking device, a vertical lifting cylinder is arranged on the vertical lifting device, a piece taking manipulator A is arranged at the upper part in the left cavity of the machine base, the top end of the piece taking manipulator A is connected with, the workpiece taking manipulator B is connected with the vertical lifting device through a right connecting rod.

The spin coater drives the rotary joint and the spin-drying suction piece sucker to rotate through the spin-drying motor, and has the defects of high noise, high power consumption and the like.

The invention content is as follows:

the utility model aims at providing a pneumatic whirl coating machine of little, small, the power saving of noise.

The utility model discloses a realize like this:

a pneumatic spin coater comprises more than one group of spin coating units, each spin coating unit comprises a mainboard, a through hole is arranged on each mainboard, a fixed sleeve is arranged in each through hole, the lower end of each fixed sleeve extends out of each mainboard and is connected with a fan cover, each fan cover is divided by a partition plate to form an upper cavity and a lower cavity, the upper cavity and the lower cavity are communicated by a plurality of flow guide holes which are uniformly distributed on the partition plates in the circumferential direction, an arc-shaped groove is arranged on the bottom plane of each mainboard at the periphery of each through hole, a compressed air channel and a vacuumizing channel are arranged on each mainboard, the compressed air channel is communicated with the upper cavity through the arc-shaped groove, a communication hole which penetrates through one side wall of each fixed sleeve and is communicated with the vacuumizing channel is radially arranged on each fixed sleeve, a rotating shaft is arranged in each fixed sleeve, two ends of the rotating shaft extend out, the upper end of the rotating shaft is provided with a sucker which synchronously rotates along with the rotating shaft, the upper surface of the sucker is communicated with the blind hole, and the fan is arranged in the lower chamber and fixed at the lower end of the rotating shaft.

In the above pneumatic whirl coating machine, an annular convex edge extends radially outwards from the upper end of the fixed sleeve, and the annular convex edge is in contact connection with the upper plane of the main plate and is fixed on the main plate through a screw.

In the above pneumatic spin coater, the upper surface of the suction cup is circumferentially and uniformly provided with the radially arranged gas guide grooves, the outer ends of the gas guide grooves are located in the outer ring of the suction cup, and the inner ends of the gas guide grooves are communicated with the blind holes.

In foretell pneumatic whirl coating machine, the middle part of baffle is provided with the screw hole, is provided with the external screw thread at the lower extreme of fixed cover, fan casing and fixed cover spiro union.

In the pneumatic rubber spinner, the upper plane of the partition plate is provided with the annular bulge, the flow guide holes are formed in the annular bulge, and two annular grooves are formed in two sides of the annular bulge.

In the above pneumatic spin coater, the flow guide holes are inclined holes.

In the above pneumatic rubber spinner, the upper end of the rotating shaft is provided with a limiting convex edge, and the limiting convex edge is limited on the upper plane of the annular convex edge.

In the above pneumatic spinner, the inner hole of the fixed sleeve is provided with the reaming part, and the communication hole is located at the reaming part.

In the above pneumatic spinner, the fan is sleeved on the rotating shaft and locked by the nut.

In the above pneumatic photoresist spinner, a gasket is arranged between the bottom plane of the fixed sleeve and the upper plane of the fan, and the gasket is sleeved on the rotating shaft.

Compared with the prior art, the utility model outstanding advantage is:

the utility model discloses blow by compressed air and drive rotation axis and the high-speed rotation of sucking disc on the blade of fan, simple structure is reliable, and is small, compares that motor drive among the prior art has the noise little, the advantage of power saving.

Description of the drawings:

fig. 1 is a front perspective view of the present invention;

FIG. 2 is a schematic bottom-up perspective view of the present invention;

fig. 3 is an exploded schematic view of the present invention;

fig. 4 is a front view of the present invention;

FIG. 5 is a sectional view A-A of FIG. 4;

fig. 6 is a top view of the present invention;

FIG. 7 is a cross-sectional view B-B of FIG. 6;

FIG. 8 is a schematic view of the suction cup of the present invention;

fig. 9 is a schematic view of the fixing sleeve of the present invention;

fig. 10 is a front view of the cover of the present invention;

FIG. 11 is a cross-sectional view C-C of FIG. 10;

fig. 12 is a front schematic view of the main plate of the present invention;

fig. 13 is a schematic view of the motherboard of the present invention with the bottom portion thereof facing upward;

fig. 14 is a schematic view of a rotating shaft of the present invention;

fig. 15 is a schematic perspective view of the fan cover of the present invention;

fig. 16 is a schematic view showing the bottom of the fan cover of the present invention disposed upward.

In the figure: 1. a main board; 2. a through hole; 3. fixing a sleeve; 4. a fan housing; 5. a partition plate; 6. an upper chamber; 7. a lower chamber; 8. a flow guide hole; 9. an arc-shaped groove; 10. a compressed air passage; 11. a vacuum channel is pumped; 12. a communicating hole; 13. a rotating shaft; 14. blind holes; 15. a radial bore; 16. a suction cup; 17. a fan; 18. an annular convex edge; 19. a gas guide groove; 20. a threaded hole; 21. an external thread; 22. an annular projection; 23. an annular groove; 24. a limiting convex edge; 25. a reaming section; 26. a nut; 27. and (7) a gasket.

The specific implementation mode is as follows:

the invention will now be further described with reference to specific embodiments, with reference to figures 1 to 16:

a pneumatic spin coater comprises more than one spin coating unit, and multiple groups, such as 20 groups and 30 groups, are generally arranged and specifically selected according to actual conditions. The whirl coating unit comprises a mainboard 1, a through hole 2 is arranged on the mainboard 1, a fixed sleeve 3 is arranged in the through hole 2, the lower end of the fixed sleeve 3 extends out of the mainboard 1 and is connected with a fan cover 4, the fan cover 4 is divided by a partition plate 5 to form an upper chamber 6 and a lower chamber 7, the upper chamber 6 and the lower chamber 7 are communicated by a plurality of flow guide holes 8 which are uniformly distributed on the partition plate 5 in the circumferential direction, an arc-shaped groove 9 is arranged on the bottom plane of the mainboard 1 at the periphery of the through hole 2, the radian of the arc-shaped groove 9 is larger than 180 degrees, a compressed air channel 10 and a vacuumizing channel 11 are arranged on the mainboard 1, the compressed air channel 10 is communicated with the upper chamber 6 through the arc-shaped groove 9, a communication hole 12 which penetrates through one side wall of the fixed sleeve 3 and is communicated with the vacuumizing channel 11 is radially arranged on the fixed sleeve, the lower end of the rotating shaft 13 is arranged in the lower chamber 7, the rotating shaft 13 is provided with a blind hole 14 from top to bottom, a plurality of radial holes 15 communicated with the blind hole 14 are circumferentially distributed on the rotating shaft 13, the vacuumizing channel 11 is communicated with the blind hole 14 through the communicating hole 12 and the radial holes 15, the upper end of the rotating shaft 13 is provided with a sucking disc 16 synchronously rotating along with the rotating shaft 13, the upper surface of the sucking disc 16 is communicated with the blind hole 14, and the fan 17 is arranged in the lower chamber 7 and fixed at the lower end of the rotating shaft 13.

The working principle of the utility model is as follows:

the compressed air channel 10 is connected to the source of compressed air and the evacuation channel 11 is connected to an evacuation device. The tableware to be glued is placed on the upper surface of the sucking disc 16, the vacuumizing channel 11 starts to vacuumize, and the blind hole 14, the radial hole 15, the communicating hole 12 and the vacuumizing channel 11 form a vacuum channel at the moment, so that negative pressure is generated on the upper surface of the sucking disc 16, and the tableware is firmly adsorbed. Compressed air is fed into the compressed air channel 10, enters the upper chamber 6 through the compressed air channel 10 and the arc-shaped groove 9, and is blown to blades of the fan 17 through the flow guide holes 8 to drive the fan 17 to rotate, and at the moment, the rotating shaft 13 rotates to drive the sucking disc 16 and tableware on the sucking disc 16 to rotate together.

When the glue spraying device starts to rotate, the glue spraying device does not spray glue, the glue spraying device starts to spray glue after rotating for a period of time, and the glue spraying time is controlled by the controller according to the actual production situation.

The utility model discloses a compressed air drives the sucking disc and rotates and get rid of glue as the power supply, has reduced the noise, has optimized workshop environment. In addition, the starch tableware is adsorbed by a vacuumizing mode, the loading and unloading are convenient, and the production efficiency is improved.

In order to mount the fixing sleeve 3, the upper end of the fixing sleeve 3 extends radially outwards to form an annular flange 18, and the annular flange 18 is in contact connection with the upper plane of the main plate 1 and is fixed on the main plate 1 by screws. The threaded holes are located so as to avoid the compressed air passage 10 and the vacuum passage 11.

In order to further increase the adsorption area and make the adsorption more firm, the circumferential direction of the upper surface of the sucker 16 is uniformly provided with air guide grooves 19 which are arranged in a radial manner, the outer ends of the air guide grooves 19 are positioned in the outer ring of the sucker 16, and the inner ends of the air guide grooves are communicated with the blind holes 14.

The utility model discloses a fan 17 is connected with the mode that fixed cover 3 adopted the spiro union, and concrete structure is the middle part of baffle 5 is provided with screw hole 20, is provided with external screw thread 21 at the lower extreme of fixed cover 3.

Further, the upper plane of the partition board 5 is provided with an annular protrusion 22, the diversion hole 8 is arranged on the annular protrusion 22, and two annular grooves 23 are formed on two sides of the annular protrusion 22. The guide hole 8 is an inclined hole, and a force for rotating the fan 17 can act on the blade.

Rotation axis 13's upper end is provided with spacing protruding edge 24, and spacing protruding edge 24 is spacing on the protruding last plane along 18 of annular, can carry out the axial spacing to rotation axis 13.

The utility model discloses be provided with reaming portion 25 at the hole of fixed cover 3, intercommunicating pore 12 is located reaming portion 25 department. The communication hole 12 and the radial hole 15 can be always communicated with each other when the rotary shaft 13 rotates.

As shown in fig. 5 and 7, the fan 17 is sleeved on the rotating shaft 13 and locked by the nut 26. A gasket 27 is arranged between the bottom plane of the fixed sleeve 3 and the upper plane of the fan 17, and the gasket 27 is sleeved on the rotating shaft 13.

The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so: all equivalent changes made according to the shape, structure and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a pneumatic whirl coating machine which characterized in that: including the whirl unit more than a set of, the whirl unit includes mainboard (1), be provided with through-hole (2) on mainboard (1), be provided with fixed cover (3) in through-hole (2), the lower extreme of fixed cover (3) stretches out mainboard (1) and is connected with fan (17) cover (4) outward, fan (17) cover (4) are separated by baffle (5) and are formed upper chamber (6), lower chamber (7), upper chamber (6), lower chamber (7) are by setting up a plurality of water conservancy diversion hole (8) intercommunication of circumference equipartition on baffle (5), be provided with arc recess (9) on mainboard (1) the bottom plane of through-hole (2) periphery, be provided with compressed air passageway (10) and evacuation passageway (11) on mainboard (1), compressed air passageway (10) communicate with upper chamber (6) through arc recess (9), radially be provided with the intercommunicating pore (3) that run through fixed cover (3) a lateral wall and communicate with evacuation passageway (11) on fixed cover (3) 12) The vacuum extractor comprises a fixed sleeve (3), a rotating shaft (13) is arranged in the fixed sleeve (3), two ends of the rotating shaft (13) extend out of the fixed sleeve (3), the lower end of the rotating shaft (13) is arranged in a lower cavity (7), the rotating shaft (13) is provided with a blind hole (14) from top to bottom, a plurality of radial holes (15) communicated with the blind hole (14) are circumferentially distributed on the rotating shaft (13), a vacuumizing channel (11) is communicated with the blind hole (14) through a communicating hole (12), the radial holes (15) are communicated with the blind hole (14), a sucker (16) synchronously rotating along with the rotating shaft (13) is arranged at the upper end of the rotating shaft (13), the upper surface of the sucker (16) is communicated with the blind hole (14), and a fan (17) is arranged in the lower.

2. A pneumatic photoresist spinner according to claim 1 wherein: the upper end of the fixed sleeve (3) radially extends outwards to form an annular convex edge (18), and the annular convex edge (18) is in contact connection with the upper plane of the main board (1) and is fixed on the main board (1) through screws.

3. A pneumatic photoresist spinner according to claim 1 wherein: the upper surface circumference equipartition of sucking disc (16) is equipped with air guide groove (19) that are radial setting, and the outer end of air guide groove (19) is located the outer lane of sucking disc (16), and the inner communicates with blind hole (14).

4. A pneumatic photoresist spinner according to claim 1 wherein: the middle part of the clapboard (5) is provided with a threaded hole (20), the lower end of the fixed sleeve (3) is provided with an external thread (21), and the fan (17) cover (4) is in threaded connection with the fixed sleeve (3).

5. A pneumatic photoresist spinner according to claim 1 or 4, characterized in that: the upper plane of the partition plate (5) is provided with an annular bulge (22), the flow guide holes (8) are formed in the annular bulge (22), and two annular grooves (23) are formed in two sides of the annular bulge (22).

6. A pneumatic spin coater according to claim 5, wherein: the diversion holes (8) are inclined holes.

7. A pneumatic photoresist spinner according to claim 1 wherein: the upper end of the rotating shaft (13) is provided with a limiting convex edge (24), and the limiting convex edge (24) is limited on the upper plane of the annular convex edge (18).

8. A pneumatic photoresist spinner according to claim 1 wherein: the inner hole of the fixed sleeve (3) is provided with an expanding part (25), and the communicating hole (12) is positioned at the expanding part (25).

9. A pneumatic photoresist spinner according to claim 1 wherein: the fan (17) is sleeved on the rotating shaft (13) and locked by the nut (26).

10. A pneumatic photoresist spinner according to claim 9 wherein: a gasket (27) is arranged between the bottom plane of the fixed sleeve (3) and the upper plane of the fan (17), and the gasket (27) is sleeved on the rotating shaft (13).