CN212636345U

CN212636345U - Rotational molding mechanism for continuously heating plastic barrel in production and processing

Info

Publication number: CN212636345U
Application number: CN202020984095.6U
Authority: CN
Inventors: 卢阵
Original assignee: Qingdao Luzhou Plastic Container Co ltd
Current assignee: Qingdao Luzhou Plastic Container Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-03-02
Anticipated expiration: 2030-06-02

Abstract

The utility model discloses a rotational moulding mechanism of continuous heating in plastic drum production and processing, including the heat preservation stove, the inside stove chamber that is equipped with of heat preservation stove, stove chamber are cylindrical cavity structure, and the oven of heat preservation stove comprises shell and inner shell, and the shell is located the inner shell outside, is equipped with vacuum insulation layer between shell and the inner shell, and the inside hot plate that evenly is equipped with four arc structures of stove chamber, hot plate fixed mounting have seted up the basin at inner shell medial surface, and the basin is spiral winding column structure, and beneficial effect is: evenly be equipped with four hot plates on stove indoor wall, improve rotational moulding mould surface heating homogeneity, the inside vacuum insulation layer that is equipped with of oven of heat preservation stove has slowed down the thermal loss speed in stove indoor portion, the heat preservation effect of heat preservation stove has been improved, at the inside basin that is equipped with helical structure of heat preservation stove inner shell, through the external rivers of head of intaking, utilize rivers to pass through the basin and absorb inner shell and the inside heat of stove indoor portion, thereby realize the inside rapid cooling of stove indoor portion, improve production efficiency.

Description

Rotational molding mechanism for continuously heating plastic barrel in production and processing

Technical Field

The utility model relates to a last rotational moulding mechanism who heats in plastic drum production and processing belongs to plastics forming process technical field.

Background

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

The existing rotational molding machine heats the bottom shell of a thermal insulation furnace of the rotational molding machine by burning fuels such as natural gas or diesel oil to perform rotational molding production and manufacture, the rotational molding quality is affected by nonuniform heating inside the thermal insulation furnace, the heat inside the thermal insulation furnace is easy to lose, the thermal insulation effect is poor, and when plastics are shaped, the interior of the thermal insulation furnace needs to be cooled, but the natural cooling efficiency is slow and needs to be solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotational moulding mechanism of continuous heating in plastic drum production and processing to the current rotational moulding machine heat preservation stove inside that provides in solving above-mentioned background art is heated inequality and is influenced the rotational moulding quality, and the inside heat of heat preservation stove easily runs off, when plastics are stereotyped, needs to cool down the processing to the heat preservation stove inside, and the slow problem of natural cooling efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rotational moulding mechanism of continuous heating in plastic drum production and processing, includes the heat preservation stove, the inside stove room that is equipped with of heat preservation stove, the stove room is cylindrical cavity structure, the oven of heat preservation stove comprises shell and inner shell, the shell is located the inner shell outside, be equipped with vacuum insulation layer between shell and the inner shell, the inside hot plate that evenly is equipped with four arc structures of stove room, hot plate fixed mounting is at inner shell medial surface, the inside basin of having seted up of inner shell casing, the basin is spiral winding column structure, one outside terminal surface lower extreme fixed mounting of heat preservation stove has the head of intaking, another outside terminal surface lower extreme fixed mounting of heat preservation stove has the hydrohead, intake head and hydrohead communicate with the basin both ends respectively.

As the utility model discloses an optimal technical scheme, the overhead intake valve that is equipped with of intaking, be equipped with outlet valve on the play flood peak.

As the utility model discloses an optimal technical scheme, the head of intaking all is equipped with the joint with the hydroecium tail end.

As the utility model discloses an optimal technical scheme, heat preservation stove one side can be dismantled through the bolt and be connected with the bell.

As an optimal technical scheme of the utility model, through a plurality of support fixed connection between shell and the inner shell.

As an optimal technical proposal of the utility model, the lower end of the holding furnace is provided with a base.

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

1. four heating plates are uniformly arranged on the inner wall of the furnace chamber, so that the heating uniformity of the surface of the rotational molding die is improved.

2. The vacuum heat insulation layer is arranged in the furnace wall of the heat preservation furnace, so that the loss speed of heat in the furnace chamber is reduced, and the heat preservation effect of the heat preservation furnace is improved.

3. The inside basin that is equipped with helical structure of heat preservation inner shell through the external rivers of the head of intaking, utilizes rivers to pass through the basin and absorbs inner shell and the inside heat of furnace chamber to realize the inside rapid cooling of furnace chamber, improve production efficiency.

Drawings

FIG. 1 is a schematic view of the external and partial sectional structure of the present invention;

FIG. 2 is a schematic view of the side view of the heat-preserving furnace according to the present invention;

fig. 3 is an enlarged structural view of the area a indicated in fig. 1.

In the figure: 1. a holding furnace; 2. a furnace chamber; 3. a housing; 4. an inner shell; 5. a vacuum heat insulation layer; 6. heating plates; 7. a water tank; 8. a water inlet head; 9. a water outlet head; 10. a water inlet valve; 11. a water outlet valve; 12. a furnace cover; 13. a support; 14. a base; 15. and (4) a joint.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3, the utility model provides a continuous heating's rotational moulding mechanism in plastic drum production and processing, including heat preservation stove 1, heat preservation stove 1 is inside to be equipped with stove chamber 2, stove chamber 2 is cylindrical cavity structure, heat preservation stove 1's oven comprises shell 3 and inner shell 4, shell 3 is located the inner shell 4 outside, be equipped with vacuum insulation layer 5 between shell 3 and the inner shell 4, stove chamber 2 is inside evenly to be equipped with four arc structure's hot plate 6, hot plate 6 fixed mounting has the inboard terminal surface at inner shell 4, basin 7 has been seted up to inner shell 4 casing inside, basin 7 is spiral winding column structure, heat preservation stove 1's an outside terminal surface lower extreme fixed mounting has water inlet head 8, heat preservation stove 1's another outside terminal surface lower extreme fixed mounting has water outlet head 9, water inlet head 8 and water outlet head 9 communicate with basin 7 both ends respectively.

Preferably, the water inlet head 8 is provided with a water inlet valve 10, the water outlet head 9 is provided with a water outlet valve 11, the water inlet valve 10 controls the conduction of the water inlet head 8, and the water outlet valve 11 controls the conduction of the water outlet head 9.

Preferably, the tail ends of the water inlet head 8 and the water outlet head 9 are respectively provided with a joint 15, so that the water inlet head 8 and the water outlet head 9 are conveniently connected with a water pipe.

Preferably, one side of the holding furnace 1 is detachably connected with a furnace cover 12 through a bolt, and the rotational molding die is placed and taken by opening the furnace cover 12.

Preferably, the outer shell 3 and the inner shell 4 are fixedly connected by a plurality of brackets 13, and the brackets 13 structurally support and reinforce the outer shell 3 and the inner shell 4.

Preferably, the lower end of the holding furnace 1 is provided with a base 14, and the base 14 supports the holding furnace 1.

Specifically, when the rotational molding mechanism for continuously heating in the plastic barrel production and processing of the utility model is used, the rotational molding die is placed inside the furnace chamber 2 by opening the furnace cover 12, the temperature inside the furnace chamber 2 is raised by heating the heating plates 6, the rotational molding die is uniformly heated by arranging the four heating plates 6 and uniformly distributing the heating plates 6 inside the furnace chamber 2, the furnace wall of the holding furnace 1 consists of the outer shell 3 and the inner shell 4, the vacuum heat insulation layer 5 is arranged between the outer shell 3 and the inner shell 4, the heat loss speed inside the furnace chamber 2 can be slowed down, the heat insulation effect of the holding furnace 1 is improved, when the plastic is shaped, the temperature inside the furnace chamber 2 needs to be reduced, the water pipe is connected with the water inlet head 8, the water outlet head 9 is also connected with the water pipe, the drainage is convenient, the water outlet valve 11 and the water inlet valve 10 are opened, the water flow continuously enters the water tank 7 through the water inlet head 8 and then flows, because basin 7 is the heliciform and distributes inside the casing of inner shell 4, rivers can absorb the inside heat of inner shell 4 and furnace chamber 2 to realize the inside rapid cooling of furnace chamber 2, improve production efficiency.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rotational moulding mechanism of continuous heating in plastic drum production and processing, includes heat preservation stove (1), its characterized in that: a furnace chamber (2) is arranged in the heat preservation furnace (1), the furnace chamber (2) is of a cylindrical cavity structure, the furnace wall of the heat preservation furnace (1) consists of an outer shell (3) and an inner shell (4), the outer shell (3) is positioned outside the inner shell (4), a vacuum heat insulation layer (5) is arranged between the outer shell (3) and the inner shell (4), four heating plates (6) with arc structures are uniformly arranged in the furnace chamber (2), the heating plate (6) is fixedly arranged on the inner side end surface of the inner shell (4), a water tank (7) is arranged in the shell of the inner shell (4), the water tank (7) is of a spiral winding structure, a water inlet head (8) is fixedly arranged at the lower end of the outer side end face of the heat preservation furnace (1), a water outlet head (9) is fixedly arranged at the lower end of the other outer side end face of the heat preservation furnace (1), the water inlet head (8) and the water outlet head (9) are respectively communicated with two ends of the water tank (7).

2. The rotational molding mechanism for continuously heating in the production and processing of plastic barrels as claimed in claim 1, wherein: the water inlet head (8) is provided with a water inlet valve (10), and the water outlet head (9) is provided with a water outlet valve (11).

3. The rotational molding mechanism for continuously heating in the production and processing of plastic barrels as claimed in claim 1, wherein: the tail ends of the water inlet head (8) and the water outlet head (9) are respectively provided with a joint (15).

4. The rotational molding mechanism for continuously heating in the production and processing of plastic barrels as claimed in claim 1, wherein: one side of the heat preservation furnace (1) is detachably connected with a furnace cover (12) through a bolt.

5. The rotational molding mechanism for continuously heating in the production and processing of plastic barrels as claimed in claim 1, wherein: the outer shell (3) and the inner shell (4) are fixedly connected through a plurality of brackets (13).

6. The rotational molding mechanism for continuously heating in the production and processing of plastic barrels as claimed in claim 1, wherein: the lower end of the heat preservation furnace (1) is provided with a base (14).