A biodegradable film production axle heating device

Abstract

The utility model relates to the technical field of wheel axle, and disclose a kind of biodegradable film production wheel axle heating device, including outer axle body, outer axle body both ends are equipped with connecting cover head, connecting cover head is fixedly connected with rotating shaft away from the one end of outer axle body, the one end of rotating shaft is rotatably connected with conveying pipe away from connecting cover head, rotating shaft one end is equipped with the communicating hole of adaptation with conveying pipe, connecting cover head inner side wall is equipped with several guide holes of adaptation with communicating hole, connecting cover head side is equipped with connecting baffle ring, rotating shaft side is equipped with clamping groove, the one end of conveying pipe away from outer axle body is connected with external steam generator device.The utility model in, by the guidance flow of high-temperature steam through several guide holes to outer axle body, high-temperature steam is heated to outer axle body, and the quantity of wheel axle is several, several the wheel axle is transported to biodegradable film, biodegradable film is heated in the process of conveying, improve the efficiency when biodegradable film is produced.

Description

Technical Field

[0001] This utility model relates to the field of wheel and axle technology, specifically to a heating device for producing wheel and axles using biodegradable membranes. Background Technology

[0002] Biodegradable membranes are a type of environmentally friendly material that decomposes in the natural environment through the action of microorganisms. They are mainly used in agricultural covering, packaging and other fields. Their core raw materials include degradable polymers such as polylactic acid (PLA) and polybutylene adipate / terephthalate (PBAT). The production process of biodegradable membranes requires heating and conveying.

[0003] In the production of biodegradable membranes, the wheel axle is a key component for traction and forming. The uniformity and stability of its surface temperature directly affect the forming quality, mechanical properties, and degradation performance of the membrane. However, in reality, heating the biodegradable membrane during production requires an additional heating device, which increases the number of steps in the production process and reduces the production efficiency. Therefore, there is an urgent need in this field to improve the heating device for biodegradable membrane production to overcome the shortcomings of the existing technology. Utility Model Content

[0004] To address the shortcomings of existing technologies, this utility model provides a heating device for axle in biodegradable membrane production, which heats the biodegradable membrane during the conveying process, thereby improving the efficiency of biodegradable membrane production.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a heating device for a biodegradable membrane production wheel axle, comprising an outer shaft body, with connecting covers at both ends of the outer shaft body. A rotating shaft is fixedly connected to the end of the connecting cover away from the outer shaft body, and a conveying pipe is rotatably connected to the end of the rotating shaft away from the connecting cover head. A connecting hole adapted to the conveying pipe is opened at one end of the rotating shaft. Several guide holes adapted to the connecting hole are opened on the inner side wall of the connecting cover head. A connecting retaining ring is provided on the side of the connecting cover head, and a snap-fit ​​groove is provided on the side of the rotating shaft. The end of the conveying pipe away from the outer shaft body is connected to an external steam generator.

[0006] Preferably, the outer shaft body is provided with a filling tube, which is concentric with the outer shaft body and its two ends are sealed to the side of the connecting cover.

[0007] Preferably, a positioning ring that is adapted to the end of the filling tube and is flared is fixedly installed on the inner side wall of the connecting cover head, and positioning bevels that are adapted to the positioning ring are provided on the sides of both ends of the filling tube.

[0008] Preferably, a number of positioning blocks are fixedly connected to the inner side wall of the positioning ring, and a number of positioning grooves adapted to the positioning blocks are provided on the side of the positioning bevel.

[0009] Preferably, a snap-fit ​​connector adapted to the rotating shaft is fixedly installed at the end of the conveying pipe, and a first limiting ring adapted to the connecting hole is fixedly installed at the end of the snap-fit ​​connector. A rotating ring is provided on the side of the rotating shaft, and a second limiting ring for limiting the rotating ring is fixedly installed on the side of the rotating shaft. A first connecting plate is fixedly connected to one side of the rotating ring, and a connecting frame adapted to the conveying pipe is fixedly connected to the end of the first connecting plate away from the rotating ring. A spring is sleeved on the side of the conveying pipe, and a second connecting plate is provided at both ends of the spring. The two second connecting plates are located between the rotating shaft and the connecting frame.

[0010] Preferably, the connecting frame has a card interface on its side, which is compatible with the delivery pipe.

[0011] Preferably, elastic sheets are fixedly installed on opposite sidewalls inside the card interface, and the elastic sheets are elastic.

[0012] Preferably, a groove is provided between the snap-fit ​​connector and the end of the rotating shaft, and a seal is embedded in the groove.

[0013] To address the shortcomings of existing technologies, this invention provides a heating device for axle in biodegradable membrane production, overcoming these deficiencies. The beneficial effects of this invention are as follows:

[0014] 1. In this utility model, high-temperature steam flows into the outer shaft body through several guide holes, and the high-temperature steam heats the outer shaft body. There are several axles, and these axles transport the biodegradable membrane. During the transportation process, the biodegradable membrane is heated, thereby improving the efficiency of biodegradable membrane production.

[0015] 2. In this utility model, by setting a filling tube, the space inside the outer shaft body is reduced, the steam demand is reduced, and the filling tube is easily aligned and installed by means of a positioning ring, positioning block and positioning groove.

[0016] 3. In this utility model, the tension of the spring pushes the two second connecting plates to move in opposite directions, the conveying pipe is snapped into the snap-in interface on the connecting frame, and the position of the conveying pipe is limited by the elastic sheet. The first limiting ring is inserted into the connecting hole to facilitate the connection and installation between the conveying pipe and the rotating shaft.

[0017] Other features and advantages of this invention will be set forth in the description which follows, and will be apparent in part from the description, or may be learned by practicing the invention. The objects and other advantages of this invention can be realized and obtained by means of the structures pointed out in the description, claims, and drawings. Attached Figure Description

[0018] The accompanying drawings are provided to further understand the present invention and form part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation thereof.

[0019] Figure 1 This is a schematic diagram of the integral wheel and axle structure of this utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the outer shaft in this utility model, in cross-section.

[0021] Figure 3 This is a partial structural diagram of the filling tube in this utility model;

[0022] Figure 4 This is a schematic diagram of the connecting hole and the end of the conveying pipe in this utility model;

[0023] Figure 5 This is a schematic diagram of the connecting frame in this utility model;

[0024] Figure 6 for Figure 3 Enlarged structural diagram at point A in the middle;

[0025] Figure 7 for Figure 4 Enlarged structural diagram at point B.

[0026] In the diagram: 1. Outer shaft; 2. Connecting cover; 3. Rotating shaft; 4. Connecting hole; 5. Conveying pipe; 6. Guide hole; 7. Connecting retaining ring; 8. Snap-fit ​​groove; 9. Filling pipe; 10. Positioning ring; 11. Positioning angle; 12. Positioning block; 13. Positioning groove; 14. Snap-fit ​​connector; 15. First limiting ring; 16. Rotating ring; 17. Second limiting ring; 18. First connecting plate; 19. Connecting frame; 20. Spring; 21. Second connecting plate; 22. Snap-fit ​​interface; 23. Elastic sheet; 24. Seal; 25. Embedding groove. Detailed Implementation

[0027] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0028] Example 1

[0029] Please see Figures 1-7A heating device for a biodegradable membrane production wheel axle includes an outer shaft 1, with connecting heads 2 at both ends of the outer shaft 1. A rotating shaft 3 is fixedly connected to the end of the connecting head 2 away from the outer shaft 1. A conveying pipe 5 is rotatably connected to the end of the rotating shaft 3 away from the connecting head 2. A connecting hole 4 adapted to the conveying pipe 5 is opened at one end of the rotating shaft 3. Several guide holes 6 adapted to the connecting hole 4 are opened on the inner side wall of the connecting head 2. A connecting retaining ring 7 is provided on the side of the connecting head 2. A snap-fit ​​groove 8 is provided on the side of the rotating shaft 3. The end of the conveying pipe 5 away from the outer shaft 1 is connected to an external steam generator.

[0030] The specific implementation method in this embodiment is as follows: The steam generator is a known prior art technology, which can generate high-temperature steam. The high-temperature steam is input from the conveying pipe 5 at one end of the outer shaft body 1 and output from the conveying pipe 5 at the other end. The high-temperature steam is conveyed to the position of the connecting hole 4 through the conveying pipe 5. The high-temperature steam flows into the outer shaft body 1 through the guidance of several guide holes 6. The high-temperature steam heats the outer shaft body 1. There are several axles, which are mounted on the mounting frame and rotate through the snap-fit ​​groove 8. Several axles convey the biodegradable membrane. During the conveying process, the biodegradable membrane is heated, which improves the efficiency of biodegradable membrane production. At the same time, the connecting retaining ring 7 can limit the conveying of the biodegradable membrane.

[0031] Example 2

[0032] Please see Figure 2 , Figure 3 and Figure 6 This embodiment includes the above embodiment, and further includes: a filling tube 9 is provided inside the outer shaft body 1, the filling tube 9 is concentric with the outer shaft body 1 and its two ends are sealed to the side of the connecting cover head 2, a positioning ring 10 adapted to the end of the filling tube 9 and in the shape of a trumpet is fixedly installed on the inner side wall of the connecting cover head 2, the filling tube 9 has positioning bevels 11 adapted to the positioning ring 10 on both sides, a plurality of positioning blocks 12 are fixedly connected to the inner side wall of the positioning ring 10, and a plurality of positioning grooves 13 adapted to the positioning blocks 12 are provided on the side of the positioning bevels 11.

[0033] The specific implementation method in this embodiment is as follows: By setting the filling tube 9, the space inside the outer shaft body 1 is reduced, and the steam demand is reduced. When installing the filling tube 9, the positioning ring 10 is sleeved at the positioning angle 11 position at the end of the filling tube 9, and both the positioning ring 10 and the filling tube 9 are trumpet-shaped, which facilitates the centering of the filling tube 9 and improves the overall axial position of the outer shaft body 1 after the filling tube 9 is installed. The positioning block 12 is engaged in the positioning groove 13 position to limit the filling tube 9. The connecting cover head 2 is connected and fixed to the end of the outer shaft body 1 by fastening bolts, which facilitates the installation of the filling tube 9.

[0034] Example 3

[0035] Please see Figures 4-7 This embodiment includes all the above embodiments, and further includes: a snap-fit ​​connector 14 adapted to the rotating shaft 3 is fixedly installed at the end of the conveying pipe 5; a first limiting ring 15 adapted to the connecting hole 4 is fixedly installed at the end of the snap-fit ​​connector 14; a rotating ring 16 is provided on the side of the rotating shaft 3; a second limiting ring 17 for limiting the rotating ring 16 is fixedly installed on the side of the rotating shaft 3; a first connecting plate 18 is fixedly connected to one side of the rotating ring 16; a connecting frame 19 adapted to the conveying pipe 5 is fixedly connected to the end of the first connecting plate 18 away from the rotating ring 16; a spring 20 is sleeved on the side of the conveying pipe 5; a second connecting plate 21 is provided at both ends of the spring 20; the two second connecting plates 21 are located between the rotating shaft 3 and the connecting frame 19; a snap-fit ​​interface 22 is opened on the side of the connecting frame 19; the snap-fit ​​interface 22 is adapted to the conveying pipe 5; elastic sheets 23 are fixedly installed on opposite side walls inside the snap-fit ​​interface 22; the elastic sheets 23 are elastic; an embedding groove 25 is provided between the snap-fit ​​connector 14 and the end of the rotating shaft 3; a sealing element 24 is embedded in the embedding groove 25.

[0036] In this embodiment, the rotating ring 16 is sleeved on the side of the rotating shaft 3, and the second limiting ring 17 is fixedly installed on the side of the rotating shaft 3 to limit the rotating ring 16. When the conveying pipe 5 is installed, the two second connecting plates 21 are squeezed, the spring 20 is compressed, the side of the conveying pipe 5 is inserted into the card interface 22, and the elastic sheet 23 with elasticity is squeezed when the conveying pipe 5 is inserted. When the conveying pipe 5 passes the elastic sheet 23, the elastic sheet 23 limits the conveying pipe 5, and the first limiting ring 15 is inserted into the connecting hole 4. The second connecting plate 21 is released, and the tension of the spring 20 pushes the two second connecting plates 21 to move in opposite directions, thus completing the connection between the conveying pipe 5 and the rotating shaft 3. In conjunction with the sealing member 24 embedded in the embedding groove 25, the sealing performance after the connection between the conveying pipe 5 and the rotating shaft 3 is improved, which facilitates the installation of the conveying pipe 5.

[0037] Finally, it should be noted that in the description of this utility model, the terms "vertical," "upper," "lower," "horizontal," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0038] In the description of this utility model, it should also be noted that, unless otherwise explicitly specified and limited, the terms "set," "install," "connect," and "link" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0039] The above description is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A heating device for axle in the production of biodegradable membranes, comprising an outer shaft (1), characterized in that, Both ends of the outer shaft (1) are provided with connecting covers (2). The end of the connecting cover (2) away from the outer shaft (1) is fixedly connected to a rotating shaft (3). The end of the rotating shaft (3) away from the connecting cover (2) is rotatably connected to a conveying pipe (5). One end of the rotating shaft (3) is provided with a connecting hole (4) that is compatible with the conveying pipe (5). The inner side wall of the connecting cover (2) is provided with several guide holes (6) that are compatible with the connecting hole (4). The side of the connecting cover (2) is provided with a connecting retaining ring (7). The side of the rotating shaft (3) is provided with a snap-fit ​​groove (8). The end of the conveying pipe (5) away from the outer shaft (1) is connected to an external steam generator.

2. The axle heating device for biodegradable membrane production according to claim 1, characterized in that, The outer shaft (1) is provided with a filling tube (9), which is concentric with the outer shaft (1) and its two ends are sealed to the side of the connecting cover (2).

3. The axle heating device for biodegradable membrane production according to claim 2, characterized in that, The inner wall of the connecting cover (2) is fixedly installed with a positioning ring (10) that is adapted to the end of the filling tube (9) and is in the shape of a trumpet. The two sides of the filling tube (9) are provided with positioning angles (11) that are adapted to the positioning ring (10).

4. The axle heating device for biodegradable membrane production according to claim 3, characterized in that, The inner wall of the positioning ring (10) is fixedly connected with several positioning blocks (12), and the side of the positioning angle (11) is provided with several positioning grooves (13) that are adapted to the positioning blocks (12).

5. The axle heating device for biodegradable membrane production according to claim 1, characterized in that, The end of the conveying pipe (5) is fixedly installed with a snap-fit ​​connector (14) adapted to the rotating shaft (3). The end of the snap-fit ​​connector (14) is fixedly installed with a first limiting ring (15) adapted to the connecting hole (4). The rotating shaft (3) is provided with a rotating ring (16) on its side. The rotating shaft (3) is fixedly installed with a second limiting ring (17) for limiting the rotating ring (16). The rotating ring (16) is fixedly connected with a first connecting plate (18) on one side. The end of the first connecting plate (18) away from the rotating ring (16) is fixedly connected with a connecting frame (19) adapted to the conveying pipe (5). The side of the conveying pipe (5) is fitted with a spring (20). The spring (20) is provided with a second connecting plate (21) at both ends. The two second connecting plates (21) are located between the rotating shaft (3) and the connecting frame (19).

6. The axle heating device for biodegradable membrane production according to claim 5, characterized in that, The connecting frame (19) has a card interface (22) on its side, which is adapted to the conveying pipe (5).

7. The axle heating device for biodegradable membrane production according to claim 6, characterized in that, The card interface (22) has elastic sheets (23) fixedly installed on opposite side walls, and the elastic sheets (23) are elastic.

8. The axle heating device for biodegradable membrane production according to claim 5, characterized in that, A groove (25) is provided between the end of the snap connector (14) and the end of the rotating shaft (3), and a sealing element (24) is embedded in the groove (25).

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