CN215550729U

CN215550729U - High polymer material crystallinity control device

Info

Publication number: CN215550729U
Application number: CN202121806891.1U
Authority: CN
Inventors: 李宛宸; 李辉; 毕莹莹; 郝琪
Original assignee: Shenyang North China Medical Material Co ltd
Current assignee: Shenyang North China Medical Material Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-01-18
Anticipated expiration: 2031-08-04

Abstract

The utility model discloses a high polymer material crystallinity control device which comprises a water tank, wherein two roller wheel supports are sequentially arranged in the water tank, slide rail grooves are formed in the lower end faces of the two roller wheel supports, a plurality of slide blocks are sequentially arranged in the slide rail grooves, a plurality of slide rods are sequentially arranged below the roller wheel supports, one ends of the slide rods are fixedly connected with the slide blocks, and a plurality of slide wheels are sleeved on the slide rods. The utility model has the beneficial effects that: through setting up slide rail groove, sliding block, open slot and fixing bolt for the movable pulley can be along the arbitrary adjustment position in slide rail groove, and the adjustment of movable pulley makes the distance between a plurality of movable pulleys change, because the distance between the movable pulley changes the time that can influence the material and stop in the water tank, thereby makes the time that the material stopped in the water tank become controllable, and then makes material processing in-process heat history become controllable, improves the stability of technology.

Description

High polymer material crystallinity control device

Technical Field

The utility model relates to the technical field of extrusion manufacturing of 3D printing wires, in particular to a high polymer material crystallinity control device.

Background

The crystallinity is used to indicate the proportion of crystalline domains in the polymer, and the range of variation in crystallinity of the polymer is broad, typically from 30% to 85%. The same material has generally higher crystallinity and higher melting point, wherein the crystallization is an ordered arrangement of molecular chains, and the melting point is that the assembly structure of the molecules is completely destroyed to form a molecular chain form. Generally, the higher the crystallinity, the more regular the molecular chain arrangement, and the higher the melting point, the higher the crystallinity of a crystalline polymer depends on the molecular structure and material composition, on the one hand, and on the thermal history of the material during processing. At present, the existing extrusion process cannot well control the thermal history of the material, and for a crystalline polymer, the crystallinity of an extruded product is generally uncontrollable, and the performance of the product is unstable or cannot meet the requirement. Therefore, based on the above problems, we have designed such a device for controlling the crystallinity of a polymer material to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device for controlling the crystallinity of a high polymer material, which aims to solve the problems that the prior extrusion process in the prior art cannot well control the thermal history of the material, and the crystallinity of an extruded product is generally uncontrollable and the performance of the product is unstable or cannot meet the requirement for crystallizing a high polymer.

In order to achieve the above purpose, the utility model provides the following technical scheme: the utility model provides a macromolecular material crystallinity controlling means, includes the water tank, be equipped with two gyro wheel supports in the water tank in proper order, two the slide rail groove has all been seted up to the lower terminal surface of gyro wheel support, be equipped with a plurality of sliding block in the slide rail inslot in proper order, the below of gyro wheel support is equipped with a plurality of slide bar in proper order, the one end and the sliding block fixed connection of slide bar, a plurality of all the cover is equipped with the movable pulley on the slide bar, the open slot has been seted up to the up end of gyro wheel support, be equipped with a plurality of fixing bolt, a plurality of in the open slot in proper order fixing bolt is corresponding with the sliding block position, and fixing bolt's one end and sliding block fixed connection.

Preferably, overflow ports are formed in two side wall surfaces of the water tank, overflow tanks are fixedly mounted on the two side wall surfaces of the water tank in sequence, the overflow tanks correspond to the overflow ports in position, water outlets are formed in one side of the lower end surfaces of the two overflow tanks, and supporting legs are fixedly mounted at four corners of the lower end surface of the water tank.

Preferably, four lower terminal surface fixed mounting of supporting leg places the board, it is equipped with the return water tank to place board up end one side, the both sides wall face of return water tank is equipped with the wet return in proper order, two the other end of wet return docks with the delivery port of two overflow tank lower terminal surface one sides respectively in proper order, it is equipped with the water pump to place up end one side of board, one side of water pump is equipped with the drinking-water pipe, the other end and the return water tank butt joint of drinking-water pipe, the up end of water pump is equipped with the raceway, the other end of raceway passes the lower terminal surface of water tank setting at the water tank.

Preferably, the upper end face of the return water tank is fixedly provided with a ventilation plate, an air cooling fan is arranged in the ventilation plate, a dust screen is arranged above the air cooling fan, the ventilation plate is provided with a plurality of ventilation holes, a stirring shaft is installed in the return water tank in a rotating mode, the stirring shaft is sequentially provided with a plurality of stirring rods, a motor is fixedly arranged on one side wall face of the return water tank, and the output end of the motor is in butt joint with the stirring shaft.

Preferably, the lower end face four corners of the placing plate are fixedly provided with connecting rods, and the four connecting rods are rotatably provided with trundles.

In the technical scheme, the utility model provides the following technical effects and advantages:

1. in the utility model, by arranging the slide rail groove, the slide block, the open groove and the fixing bolt, when the device is used, the fixing bolt can be loosened according to the situation, the sliding block can move in the sliding rail groove due to the loosening of the fixing bolt, then the sliding block is moved to a proper position, compared with the traditional device, the additional arrangement of the device can lead the sliding wheels to be capable of randomly adjusting the positions along the sliding rail groove, the adjustment of the sliding wheels leads the distances among a plurality of sliding wheels to be changed, because the change of the distance between the sliding wheels can influence the staying time of the material in the water tank, the staying time of the material in the water tank becomes controllable, the heat history in the material processing process becomes controllable, and the stability of the process is improved.

2. According to the utility model, the air cooling fan, the motor, the stirring shaft and the stirring rod are arranged, so that the motor and the air cooling fan are started when the device is used, the stirring shaft is driven to rotate by starting the motor, the stirring rod is driven to rotate by rotating the stirring rod, the backflow water in the water return tank is stirred to rotate by rotating the stirring rod, and the air cooling fan blows air to cool the backflow water in the water return tank.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a top view of the present invention.

Fig. 3 is a cross-sectional view of the present invention.

FIG. 4 is an exploded view of the roller bracket and slider of the present invention.

FIG. 5 is an exploded view of the roller bracket and slider of the present invention.

Description of reference numerals:

1. a water tank; 2. a roller bracket; 3. a slide rail groove; 4. a slider; 5. a slide bar; 6. a sliding wheel; 7. an open slot; 8. fixing the bolt; 9. an overflow port; 10. an overflow tank; 11. a water outlet; 12. supporting legs; 13. placing the plate; 14. returning to a water tank; 15. a water return pipe; 16. a water pump; 17. a water pumping pipe; 18. a water delivery pipe; 19. a gas permeable plate; 20. an air cooling fan; 21. a dust screen; 22. air holes are formed; 23. a stirring shaft; 24. a stirring rod; 25. a motor; 26. a connecting rod; 27. and a caster.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, steps, and so forth. In other instances, well-known structures, methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.

The utility model provides a high polymer material crystallinity control device as shown in figures 1-5, which comprises a water tank 1, wherein two roller supports 2 are sequentially arranged in the water tank 1, the lower end surfaces of the two roller supports 2 are respectively provided with a slide rail groove 3, a plurality of slide blocks 4 are sequentially arranged in the slide rail grooves 3, a plurality of slide rods 5 are sequentially arranged below the roller supports 2, one end of each slide rod 5 is fixedly connected with the corresponding slide block 4, a plurality of slide rods 5 are respectively sleeved with a slide wheel 6, the upper end surface of each roller support 2 is provided with an open groove 7, a plurality of fixing bolts 8 are sequentially arranged in the open groove 7, a plurality of fixing bolts 8 correspond to the slide blocks 4 in position, one end of each fixing bolt 8 is fixedly connected with the corresponding slide block 4, compared with the traditional device, the device is additionally provided with the device, so that the slide wheels 6 can be randomly adjusted along the slide rail grooves 3, the adjustment of movable pulley 6 makes the distance between a plurality of movable pulleys 6 change, because the distance change between the movable pulley 6 can influence the time that makes the material dwell in water tank 1 to make the time that the material dwelled in water tank 1 become controllable, and then make material course of working heat history become controllable, improve the stability of technology.

Further, in the above technical scheme, overflow ports 9 are respectively formed in two side wall surfaces of the water tank 1, overflow tanks 10 are sequentially and fixedly mounted on the two side wall surfaces of the water tank 1, the positions of the overflow tanks 10 correspond to the positions of the overflow ports 9, water outlets 11 are respectively formed in one sides of the lower end surfaces of the two overflow tanks 10, supporting legs 12 are respectively and fixedly mounted at four corners of the lower end surface of the water tank 1, so that water overflowing from the water tank 1 can flow into the overflow tanks 10 from the overflow ports 9, and overflow of water flow is avoided.

Furthermore, in the above technical solution, the lower end surfaces of the four support legs 12 are fixedly provided with a placing plate 13, a water return tank 14 is arranged on one side of the upper end surface of the placing plate 13, water return pipes 15 are sequentially arranged on the two side wall surfaces of the water return tank 14, the other ends of the two water return pipes 15 are respectively and sequentially butted with water outlets 11 on one side of the lower end surfaces of the two overflow tanks 10, a water pump 16 is arranged on one side of the upper end surface of the placing plate 13, a water pumping pipe 17 is arranged on one side of the water pump 16, the other end of the water pumping pipe 17 is butted with the water return tank 14, the upper end surface of the water pump 16 is provided with a water conveying pipe 18, the other end of the water pipe 18 passes through the water tank 1 and is arranged on the lower end face of the water tank 1, so that water for cooling materials flows back into the water return tank 14, the water cooled in the water return tank 14 is conveyed into the water tank 1 by the water pump 16, and water resources are reused, so that water resource consumption is saved.

Further, in the above technical scheme, an air permeable plate 19 is fixedly mounted on an upper end surface of the water return tank 14, an air cooling fan 20 is arranged in the air permeable plate 19, a dust screen 21 is arranged above the air cooling fan 20, a plurality of air vents 22 are arranged on the air permeable plate 19, a stirring shaft 23 is rotatably mounted in the water return tank 14, a plurality of stirring rods 24 are sequentially arranged on the stirring shaft 23, a motor 25 is fixedly mounted on a side wall surface of the water return tank 14, and an output end of the motor 25 is in butt joint with the stirring shaft 23, so that cooling of return water is accelerated, and water temperature required by cooling of materials can be quickly reduced.

Further, in the above technical scheme, the lower end surface four corners of the placing plate 13 are fixedly provided with the connecting rods 26, and the connecting rods 26 are rotatably provided with the caster wheels 27, so that the device is convenient to move and saves more labor.

Principle of operation

The implementation mode is specifically as follows: when a user needs to use the device, the user firstly sequentially penetrates the sliding wheels 6, when the device needs to adjust the distance between the sliding wheels 6, the fixing bolts 8 can be loosened, the sliding blocks 4 can move in the sliding rail grooves 3 due to the loosening of the fixing bolts 8, then the sliding blocks 4 are moved to proper positions, as one end of the sliding rod 5 is fixedly connected with the sliding blocks 4, the sliding rod 5 is sleeved with the sliding wheels 6, the sliding blocks 4 move to drive the sliding wheels 6 to move, the device is started, meanwhile, the motor 25 and the air cooling fan 20 are started, the motor 25 drives the stirring shaft 23 to rotate, the stirring shaft 23 rotates to drive the stirring rod 24 to rotate, the stirring rod 24 rotates to stir the backflow water in the backflow water tank 14 to accelerate the cooling of the backflow water, the air cooling fan 20 rotates to blow and cool the air cooling fan 20 against the backflow water in the backflow water tank 14, so that the water temperature required for cooling the material can be rapidly lowered.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims

1. The utility model provides a macromolecular material crystallinity controlling means, includes water tank (1), its characterized in that: be equipped with two gyro wheel supports (2), two in proper order in water tank (1) the lower terminal surface of gyro wheel support (2) has all seted up slide rail groove (3), be equipped with a plurality of sliding block (4) in proper order in slide rail groove (3), the below of gyro wheel support (2) is equipped with a plurality of slide bar (5) in proper order, the one end and sliding block (4) fixed connection of slide bar (5), a plurality of all overlap on slide bar (5) and be equipped with movable pulley (6), open slot (7) have been seted up to the up end of gyro wheel support (2), be equipped with a plurality of fixing bolt (8), a plurality of in proper order in open slot (7) fixing bolt (8) are corresponding with sliding block (4) position, and the one end and sliding block (4) fixed connection of fixing bolt (8).

2. The apparatus for controlling crystallinity of a polymer material according to claim 1, wherein: overflow mouth (9) have all been seted up to the both sides wall face of water tank (1), the both sides wall face of water tank (1) fixed mounting has overflow tank (10) in proper order, overflow tank (10) are corresponding with the position of overflow mouth (9), two delivery port (11) have all been seted up to lower terminal surface one side of overflow tank (10), the equal fixed mounting in lower terminal surface four corners department of water tank (1) has supporting leg (12).

3. The apparatus for controlling crystallinity of a polymer material according to claim 2, wherein: four lower terminal surface fixed mounting of supporting leg (12) places board (13), it is equipped with return water tank (14) to place board (13) up end one side, the both sides wall face of return water tank (14) is equipped with return water pipe (15) in proper order, two the other end of return water pipe (15) docks with delivery port (11) of terminal surface one side under two overflow casees (10) respectively in proper order, it is equipped with water pump (16) to place up end one side of board (13), one side of water pump (16) is equipped with drinking-water pipe (17), the other end and return water tank (14) butt joint of drinking-water pipe (17), the up end of water pump (16) is equipped with raceway (18), the other end of raceway (18) passes water tank (1) and sets up the lower terminal surface at water tank (1).

4. A polymer material crystallinity control apparatus according to claim 3, wherein: the improved air cooling water return device is characterized in that a ventilating plate (19) is fixedly mounted on the upper end face of the water return tank (14), an air cooling fan (20) is arranged in the ventilating plate (19), a dust screen (21) is arranged above the air cooling fan (20), a plurality of air holes (22) are formed in the ventilating plate (19), a stirring shaft (23) is installed in the water return tank (14) in a rotating mode, a plurality of stirring rods (24) are sequentially arranged on the stirring shaft (23), a motor (25) is fixedly mounted on one side wall face of the water return tank (14), and the output end of the motor (25) is in butt joint with the stirring shaft (23).

5. A polymer material crystallinity control apparatus according to claim 3, wherein: the four corners of the lower end face of the placing plate (13) are fixedly provided with connecting rods (26), and the four connecting rods (26) are rotatably provided with trundles (27).