CN219543818U

CN219543818U - TPU thermoplastic polyurethane inner tube rotational molding device

Info

Publication number: CN219543818U
Application number: CN202222907848.5U
Authority: CN
Inventors: 武林; 郝纯涛; 武国强; 刘秀华
Original assignee: Nantong Qingshe New Material Technology Co ltd
Current assignee: Nantong Qingshe New Material Technology Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-08-18
Anticipated expiration: 2032-11-02

Abstract

The utility model discloses a Thermoplastic Polyurethane (TPU) inner tube rotational molding device, which relates to the technical field of inner tube rotational molding and comprises a supporting mechanism, wherein a heating mechanism is fixedly arranged on the surface of the upper end of the supporting mechanism, a rotating mechanism is fixedly arranged on one side of the upper end of the supporting mechanism, a telescopic clamping mechanism is fixedly arranged on the other side of the upper end of the supporting mechanism, a rotational molding mechanism is fixedly arranged between the rotating mechanism and the telescopic clamping mechanism, the supporting mechanism comprises a base, four corners of the lower end of the base are fixedly connected with supporting legs, and two sides of the upper end of the base are fixedly connected with supporting frames; the heating mechanism comprises a heating box, a heater is fixedly arranged on the inner wall of the heating box, and a heat-collecting plate is fixedly arranged at the lower end of the inner part of the heating box; the rotating mechanism comprises the first supporting rotating column, so that the rotational molding efficiency of the polyurethane inner tube is effectively improved, the working cost can be better saved, and certain working efficiency is improved.

Description

TPU thermoplastic polyurethane inner tube rotational molding device

Technical Field

The utility model relates to the technical field of rotational molding of inner tubes, in particular to a Thermoplastic Polyurethane (TPU) inner tube rotational molding device.

Background

Rotational molding is also called rotational molding, etc., and is a hollow molding method for thermoplastic plastics. The method comprises the steps of firstly adding plastic raw materials into a mould, then continuously rotating the mould along two vertical axes and heating the mould, gradually and uniformly coating and fusing the plastic raw materials in the mould on the whole surface of the mould cavity under the action of gravity and heat energy, forming the plastic raw materials into a required shape, and cooling and shaping the plastic raw materials to obtain the product. The original rotational molding of the polyurethane inner tube often causes uneven thickness of the rotational molded finished product due to premature cooling of the polyurethane raw material, thereby greatly reducing the standard rate.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a Thermoplastic Polyurethane (TPU) inner tube rotational molding device, which solves the problems of the prior art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a TPU thermoplastic polyurethane inner tube rotational molding device, includes supporting mechanism, supporting mechanism upper end surface fixed mounting has heating mechanism, supporting mechanism upper end one side fixed mounting has rotary mechanism, supporting mechanism upper end opposite side fixed mounting has flexible clamping mechanism, fixed mounting has rotational molding mechanism between rotary mechanism and the flexible clamping mechanism.

The supporting mechanism comprises a base, four corners of the lower end of the base are fixedly connected with supporting legs, and two sides of the upper end of the base are fixedly connected with first supporting frames;

the heating mechanism comprises a heating box, a heater is fixedly arranged on the inner wall of the heating box, and a heat-collecting plate is fixedly arranged at the lower end of the inner part of the heating box.

The rotating mechanism comprises a first supporting rotating column, and one end of the first supporting rotating column is fixedly connected with a rotating motor.

The telescopic clamping mechanism comprises a second supporting rotary column, one end of the second supporting rotary column is fixedly provided with a telescopic driving machine, and one side output end of the telescopic driving machine is fixedly provided with a telescopic column.

The rotational molding mechanism comprises a roller, a roller cover is fixedly arranged on one side of the roller, a connecting block is annularly arranged on one side of the roller cover, second supporting frames are fixedly arranged inside the roller and the roller cover, and a rotary supporting plate is fixedly arranged between the second supporting frames.

Preferably, the heater is provided with a plurality of groups, and is uniformly and fixedly arranged on the inner wall of the heating box, and the heat collecting plate adopts a concave structure.

Preferably, one end of the first support rotating column is clamped inside the first support frame on one side, and one end of the second support rotating column is clamped inside the first support frame on the other side.

Preferably, the output end of the rotating motor is fixedly connected with one side of the rotating support plate inside the roller, and one end of the telescopic column is fixedly connected with one side of the rotating support plate inside the roller cover.

Preferably, the telescopic column adopts a two-stage sleeved structure.

Preferably, the roller and the roller cover are clamped and sealed through a connecting block.

Advantageous effects

The utility model provides a rotational molding device for a TPU thermoplastic polyurethane inner tube. Compared with the prior art, the method has the following beneficial effects:

1. this thermoplastic polyurethane inner tube rotational moulding device of TPU through the rotary mechanism who sets up for place polyurethane in the rotational moulding mechanism inside carry out rotational moulding in, can drive it, can be stable carry out rotational moulding work, through the flexible clamping mechanism who sets up, make can be more convenient put into rotational moulding mechanism inside with polyurethane, and can be more stable at the in-process that carries out rotational moulding, avoid producing and drop.

2. This TPU thermoplastic polyurethane inner tube rotational molding device through the heating mechanism that sets up for can carry out heating treatment to it when carrying out rotational molding, avoid polyurethane at rotational molding's in-process because of the cooling, lead to the finished product inhomogeneous, can improve rotational molding's stability, and adopt concave surface structure through the heat collecting plate, can gather heat, improve the heating effect.

3. This thermoplastic polyurethane inner tube rotational moulding device of TPU, through the rotational moulding mechanism that sets up for can be more stable when carrying out rotational moulding, and carry out joint seal through the connecting block between cylinder and the cylinder lid, can avoid revealing at the in-process of rotational moulding, take out simultaneously also can be more convenient after rotational moulding is accomplished.

4. This TPU thermoplastic polyurethane inner tube rotational molding device has effectually improved polyurethane inner tube rotational molding's efficiency, has practiced thrift working cost that can be better, has increased certain work efficiency.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

FIG. 2 is a schematic view of a heating mechanism according to the present utility model.

FIG. 3 is a schematic diagram of the rotational molding mechanism of the present utility model and the telescopic clamping mechanism.

FIG. 4 is a schematic structural view of the rotational molding mechanism of the present utility model.

In the figure:

1. a support mechanism; 11. a base; 12. support legs; 13. a first support frame; 2. a heating mechanism; 21. a heating box; 22. a heater; 23. a heat collecting plate; 3. a rotation mechanism; 31. a first support spin column; 32. a rotating electric machine; 4. a telescopic clamping mechanism; 41. a second support spin column; 42. a telescopic driving machine; 43. a telescopic column; 5. a rotational molding mechanism; 51. a roller; 52. a drum cover; 53. a connecting block; 54. a second support frame; 55. the support plate is rotated.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the TPU thermoplastic polyurethane inner tube rotational molding device comprises a supporting mechanism 1, a heating mechanism 2 is fixedly arranged on the surface of the upper end of the supporting mechanism 1, a rotating mechanism 3 is fixedly arranged on one side of the upper end of the supporting mechanism 1, a telescopic clamping mechanism 4 is fixedly arranged on the other side of the upper end of the supporting mechanism 1, a rotational molding mechanism 5 is fixedly arranged between the rotating mechanism 3 and the telescopic clamping mechanism 4,

according to the illustration in fig. 1, the supporting mechanism 1 comprises a base 11, wherein four corners of the lower end of the base 11 are fixedly connected with supporting legs 12, and two sides of the upper end of the base 11 are fixedly connected with a first supporting frame 13;

according to the illustration in fig. 2, the heating mechanism 2 comprises a heating box 21, a heater 22 is fixedly arranged on the inner wall of the heating box 21, and a heat collecting plate 23 is fixedly arranged at the lower end inside the heating box 21;

preferably, the heater 22 is provided with a plurality of groups, and is uniformly and fixedly installed on the inner wall of the heating box 21, and the heat collecting plate 23 adopts a concave structure.

According to the illustration in fig. 3, the rotation mechanism 3 comprises a first supporting and rotating column 31, and one end of the first supporting and rotating column 31 is fixedly connected with a rotating motor 32;

preferably, the output end of the rotary motor 32 is fixedly connected to the side of the rotary support plate 55 inside the drum 51, and one end of the telescopic column 43 is fixedly connected to the side of the rotary support plate 55 inside the drum cover 52.

According to the illustration in fig. 3, the telescopic clamping mechanism 4 comprises a second supporting rotary column 41, one end of the second supporting rotary column 41 is fixedly provided with a telescopic driving machine 42, and one side output end of the telescopic driving machine 42 is fixedly provided with a telescopic column 43;

preferably, the telescopic column 43 adopts a two-stage sleeved structure.

Preferably, one end of the first supporting and rotating column 31 is clamped inside the first supporting frame 13 at one side, and one end of the second supporting and rotating column 41 is clamped inside the first supporting frame 13 at the other side.

According to fig. 3 and 4, the rotational molding mechanism 5 comprises a roller 51, a roller cover 52 is fixedly arranged on one side of the roller 51, a connecting block 53 is annularly arranged on one side of the roller cover 52, a second supporting frame 54 is fixedly arranged inside each of the roller 51 and the roller cover 52, and a rotary supporting plate 55 is fixedly arranged between the second supporting frames 54.

Preferably, the roller 51 and the roller cover 52 are clamped and sealed by a connecting block 53.

During operation, when rotational molding is performed, the roller cover 52 fixed at one end of the telescopic column 43 is opened by driving the telescopic driving machine 42, polyurethane is placed inside the roller 51, the roller cover 52 fixed at one end of the telescopic column 43 is fixed at one side of the roller 51 by driving the telescopic driving machine 42 to be closed, then the roller 51 is driven by the rotating motor 32 to rotate, rotational molding is performed, the roller 51 is heated by the heater 22 on the inner wall of the heating box 21 in the rotational molding process, the polyurethane inside the rotational molding process can be more uniformly rotational molded, and heat can be concentrated due to the concave structure of the heat collecting plate 23, so that the heating effect is improved.

And all that is not described in detail in this specification is well known to those skilled in the art.

Claims

1. The utility model provides a TPU thermoplastic polyurethane inner tube rotational molding device, includes supporting mechanism (1), supporting mechanism (1) upper end surface fixed mounting has heating mechanism (2), supporting mechanism (1) upper end one side fixed mounting has rotary mechanism (3), supporting mechanism (1) upper end opposite side fixed mounting has flexible clamping mechanism (4), fixed mounting has rotational molding mechanism (5) between rotary mechanism (3) and flexible clamping mechanism (4), its characterized in that:

the supporting mechanism (1) comprises a base (11), supporting legs (12) are fixedly connected to four corners of the lower end of the base (11), and first supporting frames (13) are fixedly connected to two sides of the upper end of the base (11);

the heating mechanism (2) comprises a heating box (21), a heater (22) is fixedly arranged on the inner wall of the heating box (21), and a heat-collecting plate (23) is fixedly arranged at the lower end inside the heating box (21);

the rotating mechanism (3) comprises a first supporting rotating column (31), and one end of the first supporting rotating column (31) is fixedly connected with a rotating motor (32);

the telescopic clamping mechanism (4) comprises a second supporting rotary column (41), one end of the second supporting rotary column (41) is fixedly provided with a telescopic driving machine (42), and the output end of one side of the telescopic driving machine (42) is fixedly provided with a telescopic column (43);

the rotational molding mechanism (5) comprises a roller (51), a roller cover (52) is fixedly arranged on one side of the roller (51), a connecting block (53) is annularly arranged on one side of the roller cover (52), second supporting frames (54) are fixedly arranged inside the roller (51) and the roller cover (52), and a rotary supporting plate (55) is fixedly arranged between the second supporting frames (54).

2. The TPU thermoplastic polyurethane inner tube rotational molding device of claim 1, wherein: the heater (22) is provided with a plurality of groups, and is uniformly and fixedly arranged on the inner wall of the heating box (21), and the heat collecting plate (23) adopts a concave structure.

3. The TPU thermoplastic polyurethane inner tube rotational molding device of claim 1, wherein: one end of the first supporting and rotating column (31) is clamped inside the first supporting frame (13) at one side, and one end of the second supporting and rotating column (41) is clamped inside the first supporting frame (13) at the other side.

4. The TPU thermoplastic polyurethane inner tube rotational molding device of claim 1, wherein: the output end of the rotating motor (32) is fixedly connected with one side of a rotating support plate (55) inside the roller (51), and one end of the telescopic column (43) is fixedly connected with one side of the rotating support plate (55) inside the roller cover (52).

5. The TPU thermoplastic polyurethane inner tube rotational molding device of claim 1, wherein: the telescopic column (43) adopts a two-stage sleeved structure.

6. The TPU thermoplastic polyurethane inner tube rotational molding device of claim 1, wherein: the roller (51) and the roller cover (52) are clamped and sealed through a connecting block (53).