CN212619940U

CN212619940U - Drying device for plastic rolling production

Info

Publication number: CN212619940U
Application number: CN202021095339.1U
Authority: CN
Inventors: 孙秀平; 李英杰; 彭令才
Original assignee: Nanjing Chunda Science Technology Development Co ltd
Current assignee: Nanjing Chunda Science Technology Development Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-02-26
Anticipated expiration: 2031-01-12

Abstract

The utility model discloses a drying device is used in rotational moulding production relates to rotational moulding production technical field, does not have the problem of direct drying to rotational moulding's bottom for solving ordinary drying device among the prior art. Drying box, first motor, first landing leg and second landing leg are installed respectively to the top of base, drying box's inside is provided with first steel band and second steel band respectively, drying plate and lower drying plate are installed respectively to drying box's inside, the below of going up drying plate is provided with the second gas-supply pipe, it all sets up structure as an organic whole with the second gas-supply pipe with lower drying plate to go up drying plate, first gas-supply pipe is installed to heating box's below, heating box and last drying plate all with first gas-supply pipe fixed connection, the steel pipe is installed to one side of first steel band, first steel band and second steel band all with steel pipe welded connection, first commentaries on classics roller is installed to the top of first landing leg, the second commentaries on classics roller is installed to the top of second landing leg.

Description

Drying device for plastic rolling production

Technical Field

The utility model relates to a rotational moulding production technical field specifically is drying device is used in rotational moulding material production.

Background

Rotational molding, rotary molding and the like, which is a thermoplastic hollow molding method, the method comprises the steps of firstly adding plastic raw materials into a mold, then continuously rotating the mold along two vertical shafts and heating the mold, gradually and uniformly coating and melting the plastic raw materials in the mold on the whole surface of a mold cavity under the action of gravity and heat energy, molding the plastic raw materials into a required shape, and then cooling and shaping the plastic raw materials to obtain a product.

Rotational molding is also called rotational molding, and is required to be dried in the production process, so that moisture is quickly lost, and the rotational molding is quickly formed, but in a drying device in the market, the rotational molding is generally placed in a drying machine and is conveyed and dried by a conveying belt, and because the conveying belt cannot be breathable, the bottom of the rotational molding cannot be directly dried, so that the rotational molding is not uniform enough during drying, the drying effect is poor, and the dried product is poor in quality; therefore, the market urgently needs to develop a drying device for rolling plastic production to help people solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drying device is used in rotational moulding material production to the ordinary drying device who provides in solving above-mentioned background art does not have the problem of direct drying to rotational moulding material's bottom.

In order to achieve the above object, the utility model provides a following technical scheme: the drying device for plastic rolling production comprises a base and a heating box, wherein a drying box, a first motor, a first supporting leg and a second supporting leg are respectively arranged above the base, a first steel belt and a second steel belt are respectively arranged inside the drying box, an upper drying plate and a lower drying plate are respectively arranged inside the drying box, a second air pipe is arranged below the upper drying plate, the upper drying plate and the lower drying plate are integrated with the second air pipe into a whole, a first gas pipe is arranged below the heating box, the heating box and the upper drying plate are both fixedly connected with the first gas pipe, a steel pipe is arranged on one side of the first steel belt, the first steel belt and the second steel belt are both connected with the steel pipe in a welding way, the roller is installed to the top of first landing leg, the second is installed to the top of second landing leg and is changeed the roller, first commentaries on classics roller is changeed the roller through first steel band and second respectively and is rotated the roller and be connected.

Preferably, the reduction gear is installed to one side of first motor, install the drive wheel on the preceding terminal surface of reduction gear, one side of first commentaries on classics roller is installed from the driving wheel, pass through the belt rotation with the drive wheel from the driving wheel and be connected, pass through shaft coupling fixed connection from driving wheel and first commentaries on classics roller.

Preferably, air outlets are formed below the upper drying plate and above the lower drying plate, and the air outlets and the lower drying plate are integrated.

Preferably, the both sides of heating cabinet all are provided with the vent, second motor, drive shaft, fixed bridge and electric heating board are installed respectively to the inside of heating cabinet, drive gear is installed to the below of second motor, first drive gear, second drive gear and third drive gear are installed respectively to the outside of drive shaft, first pivot and second pivot are installed respectively to the inside of fixed bridge, second driven gear is installed to the top of first pivot, the second fan is installed to the below of first pivot, first driven gear is installed to the top of second pivot, first fan is installed to the below of first driven gear.

Preferably, drive gear passes through shaft coupling fixed connection with the second motor, drive gear and first drive gear interlock are connected, first drive gear, second drive gear and third drive gear all pass through shaft coupling and drive shaft fixed connection.

Preferably, the second transmission gear is connected with the first driven gear in an occlusion manner, the third transmission gear is connected with the second driven gear in an occlusion manner, the second driven gear and the second fan are fixedly connected with the second rotating shaft through a coupler, and the first driven gear and the first fan are fixedly connected with the first rotating shaft through a coupler.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a setting through lower drying plate, through the setting of lower drying plate, first steel band, second steel band and steel pipe, the mode that carries the rotational moulding with traditional transmission band is replaced to make the steam of drying down the version can pass and directly dry to the rotational moulding that the steel pipe top was placed between the steel pipe, thereby make the rotational moulding can obtain three-dimensional drying all around, thereby make the stoving effect of rotational moulding better, the product quality that the stoving came out is secure.

2. The utility model discloses a through the setting of first fan, through the setting of first fan and second fan, can blow into the stoving incasement portion stoving board with the heat of electrical heating board fast in to make heat transmission rate faster, thereby improved the effect of stoving, the energy saving avoids extravagant simultaneously.

Drawings

FIG. 1 is a front view of the drying device for rotational molding material production of the present invention;

FIG. 2 is a schematic view of the internal structure of the drying device for rotational molding material production of the present invention;

fig. 3 is an overall schematic view of a first steel belt of the present invention;

fig. 4 is an overall schematic view of the lower drying plate of the present invention.

In the figure: 1. a base; 2. a drying box; 3. a heating box; 4. a first motor; 5. a speed reducer; 6. a drive wheel; 7. a driven wheel; 8. a first rotating roller; 9. a first leg; 10. a second rotating roller; 11. a second leg; 12. a vent; 13. a second motor; 14. a drive gear; 15. a first drive gear; 16. a second transmission gear; 17. a first driven gear; 18. a drive shaft; 19. a third transmission gear; 20. a second driven gear; 21. a first rotating shaft; 22. a first fan; 23. a second rotating shaft; 24. a second fan; 25. an electrical heating plate; 26. a first gas delivery pipe; 27. an upper drying plate; 28. a second gas delivery pipe; 29. a lower drying plate; 30. an air outlet; 31. a first steel belt; 32. a steel pipe; 33. a second steel belt; 34. the bridge is fixed.

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.

Referring to fig. 1-4, the present invention provides an embodiment: a drying device for plastic rolling production comprises a base 1 and a heating box 3, wherein a drying box 2, a first motor 4, a first supporting leg 9 and a second supporting leg 11 are respectively installed above the base 1, a first steel belt 31 and a second steel belt 33 are respectively arranged inside the drying box 2, an upper drying plate 27 and a lower drying plate 29 are respectively installed inside the drying box 2, a second air pipe 28 is arranged below the upper drying plate 27, the upper drying plate 27 and the lower drying plate 29 are both integrated with the second air pipe 28 into a whole, a first air pipe 26 is installed below the heating box 3, the heating box 3 and the upper drying plate 27 are both fixedly connected with the first air pipe 26, a steel pipe 32 is installed on one side of the first steel belt 31, the first steel belt 31 and the second steel belt 33 are both connected with the steel pipe 32 in a welding manner, a first rotating roller 8 is installed above the first supporting leg 9, and a second rotating roller 10 is installed above the second supporting leg 11, the first roller 8 is rotatably connected with the second roller 10 through a first steel belt 31 and a second steel belt 33 respectively.

Further, reduction gear 5 is installed to one side of first motor 4, installs drive wheel 6 on the preceding terminal surface of reduction gear 5, and one side of first commentaries on classics roller 8 is installed from driving wheel 7, passes through the belt rotation with drive wheel 6 from driving wheel 7 and is connected, passes through shaft coupling fixed connection from driving wheel 7 and first commentaries on classics roller 8, and first commentaries on classics roller 8 and second commentaries on classics roller 10 all rotate with first landing leg 9 and second landing leg 11 respectively through the bearing and are connected.

Further, air outlets 30 are formed in the lower portion of the upper drying plate 27 and the upper portion of the lower drying plate 29, the lower portion of the upper drying plate 27 and the lower drying plate 29 are integrated with the air outlets 30, the upper drying plate 27 and the lower drying plate 29 are both hollow, and air can flow inside the upper drying plate 27 and the lower drying plate 29.

Further, both sides of the heating box 3 are provided with ventilation openings 12, a second motor 13 is installed in the heating box 3, a driving shaft 18, a fixed bridge 34 and an electric heating plate 25 are installed in the heating box 3, a driving gear 14 is installed below the second motor 13, a first transmission gear 15, a second transmission gear 16 and a third transmission gear 19 are installed outside the driving shaft 18, a first rotating shaft 21 and a second rotating shaft 23 are installed in the fixed bridge 34, a second driven gear 20 is installed above the first rotating shaft 21, a second fan 24 is installed below the first rotating shaft 21, a first driven gear 17 is installed above the second rotating shaft 23, a first fan 22 is installed below the first driven gear 17, and the second motor 13 is wrapped by a high-temperature-resistant heat insulation board to prevent the second motor 13 from being damaged.

Further, the driving gear 14 is fixedly connected with the second motor 13 through a coupler, the driving gear 14 is connected with the first transmission gear 15 in a meshed mode, the first transmission gear 15, the second transmission gear 16 and the third transmission gear 19 are all fixedly connected with the driving shaft 18 through couplers, a fixing platform is arranged between the driving shaft 18 and the fixing bridge 34, and the driving shaft 18 is rotatably connected with the fixing platform through a bearing.

Further, the second transmission gear 16 is connected with the first driven gear 17 in an occlusion manner, the third transmission gear 19 is connected with the second driven gear 20 in an occlusion manner, the second driven gear 20 and the second fan 24 are fixedly connected with the second rotating shaft 23 through a coupler, the first driven gear 17 and the first fan 22 are fixedly connected with the first rotating shaft 21 through a coupler, and the first rotating shaft 21 and the second rotating shaft 23 are rotatably connected with the fixed bridge 34 through bearings.

The working principle is as follows: when the device is used, rotational molding materials are placed above the steel pipe 32, then the first motor 4 is started, the first motor 4 is decelerated by the reducer 5 to enable the driving wheel 6 to rotate, the driving wheel 6 enables the first rotating roller 8 to rotate, so that the first steel belt 31 and the second steel belt 33 rotate simultaneously, the rotational molding materials above the steel pipe 32 are conveyed to the inside of the drying box 2, the second motor 13 is started and the electric heating plate 25 is electrified, heat is emitted after the electric heating plate 25 is electrified, the second motor 13 enables the driving gear 14 to rotate, the driving gear 14 enables the first transmission gear 15 to rotate, so that the driving shaft 18, the second transmission gear 16 and the third transmission gear 19 rotate simultaneously, so that the first driven gear 17 and the second driven gear 20 rotate simultaneously, so that the first rotating shaft 21 and the second rotating shaft 23 rotate simultaneously, so that the first fan 22 and the second fan 24 rotate simultaneously, thereby blow the inside of last drying plate 27 with the heat that electric heating board 25 distributed out through first gas-supply pipe 26, go up drying plate 27 rethread second gas-supply pipe 28 and transmit part steam to the inside of drying plate 29 down, steam will blow off from the gas outlet 30 that last drying plate 27 and lower drying plate 29 set up, thereby all-round stoving from top to bottom with the rotational moulding material of steel pipe 32 top, the rotational moulding of stoving completion is again by steel pipe 32, first steel band 31 and second steel band 33 are carried away from drying box 2 is inside.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Drying device is used in plastic rolling production, including base (1) and heating cabinet (3), its characterized in that: the drying box comprises a base (1), a drying box (2), a first motor (4), a first supporting leg (9) and a second supporting leg (11) are respectively installed above the base (1), a first steel belt (31) and a second steel belt (33) are respectively arranged inside the drying box (2), an upper drying plate (27) and a lower drying plate (29) are respectively installed inside the drying box (2), a second gas pipe (28) is arranged below the upper drying plate (27), the upper drying plate (27) and the lower drying plate (29) are both arranged into an integral structure with the second gas pipe (28), a first gas pipe (26) is installed below the heating box (3), the heating box (3) and the upper drying plate (27) are both fixedly connected with the first gas pipe (26), a steel pipe (32) is installed on one side of the first steel belt (31), and the first steel belt (31) and the second steel belt (33) are both welded with the steel pipe (32), first commentaries on classics roller (8) are installed to the top of first landing leg (9), second commentaries on classics roller (10) are installed to the top of second landing leg (11), first commentaries on classics roller (8) are changeed roller (10) with the second through first steel band (31) and second steel band (33) respectively and are rotated and be connected.

2. The drying device for rotational molding material production according to claim 1, characterized in that: reduction gear (5) are installed to one side of first motor (4), install drive wheel (6) on the preceding terminal surface of reduction gear (5), first one side of changeing roller (8) is installed from driving wheel (7), it is connected through the belt rotation from driving wheel (7) and drive wheel (6), from driving wheel (7) and first roller (8) of changeing through shaft coupling fixed connection.

3. The drying device for rotational molding material production according to claim 1, characterized in that: air outlets (30) are formed in the lower portion of the upper drying plate (27) and the upper portion of the lower drying plate (29), and the lower portion of the upper drying plate (27) and the lower drying plate (29) are integrated with the air outlets (30).

4. The drying device for rotational molding material production according to claim 1, characterized in that: both sides of the heating box (3) are provided with ventilation openings (12), the heating box (3) is internally provided with a second motor (13), a driving shaft (18), a fixed bridge (34) and an electric heating plate (25) respectively, a driving gear (14) is arranged below the second motor (13), a first transmission gear (15), a second transmission gear (16) and a third transmission gear (19) are respectively arranged on the outer side of the driving shaft (18), a first rotating shaft (21) and a second rotating shaft (23) are respectively arranged in the fixed bridge (34), a second driven gear (20) is arranged above the first rotating shaft (21), a second fan (24) is arranged below the first rotating shaft (21), a first driven gear (17) is arranged above the second rotating shaft (23), a first fan (22) is mounted below the first driven gear (17).

5. The drying device for rotational molding material production according to claim 4, characterized in that: drive gear (14) and second motor (13) pass through shaft coupling fixed connection, drive gear (14) and first transmission gear (15) interlock are connected, first transmission gear (15), second transmission gear (16) and third transmission gear (19) all pass through shaft coupling and drive shaft (18) fixed connection.

6. The drying device for rotational molding material production according to claim 4, characterized in that: second drive gear (16) and first driven gear (17) interlock are connected, third drive gear (19) and second driven gear (20) interlock are connected, second driven gear (20) and second fan (24) all pass through shaft coupling and second pivot (23) fixed connection, first driven gear (17) and first fan (22) all pass through shaft coupling and first pivot (21) fixed connection.