CN217993435U

CN217993435U - Center tube forming device

Info

Publication number: CN217993435U
Application number: CN202222336144.7U
Authority: CN
Inventors: 黄梅; 杨鸿亮
Original assignee: Xiamen De Filter New Material Co ltd
Current assignee: Xiamen De Filter New Material Co ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2022-12-09
Anticipated expiration: 2032-09-02

Abstract

The utility model relates to a preparation facilities field of center tube, a center tube forming device is disclosed, including the extrusion molding machine that sets gradually, the forced air cooling unit, water-cooling drip washing unit and stoving unit, be equipped with feed inlet and discharge gate on the extrusion molding machine, be equipped with forming die on the discharge gate, the forced air cooling unit includes the forced air cooling conveyer pipe, the one end and the forming die of forced air cooling conveyer pipe are fixed mutually, the forced air cooling conveyer pipe includes inner skleeve and outer protection section of thick bamboo, annular cooling chamber has between inner skleeve and the outer protection section of thick bamboo, inner skleeve inner channel is corresponding with the discharge gate, be equipped with air intake and air outlet on the both ends of outer protection section of thick bamboo respectively, the air intake sets up one serving of keeping away from the extrusion molding machine at outer protection section of thick bamboo, the water-cooling drip washing unit includes first delivery roll frame, the water catch bowl, circulating water pump and spray pipe, first delivery roll frame meets with the forced air cooling conveyer pipe, the cooling wind of forced air cooling unit is not direct contact extrusion's center tube, effectively guarantee the quality of fashioned center tube.

Description

Center tube forming device

Technical Field

The utility model relates to a preparation facilities field of center tube, especially a center tube forming device.

Background

Filtration and separation membrane modules, which are practical devices comprising membranes and their supporting structures, are often used in liquid separation processes in water treatment, sewage treatment, beverages, food, pharmaceuticals, chemical, laboratory, environmental engineering, and bioengineering industries. The membrane separation device can be assembled from a single module or multiple modules for use in factories and laboratories. The central tube is an important component in the membrane module.

Center tube forming device is in process of production, and plastic granules at first through the screw extrusion melting, later through the cooling design, the cutting forms the center tube main part at last, and current center tube forming device can't be effectual carries out abundant cooling to the center tube after the shaping, and the center tube temperature is higher just after the extrusion, and current forming device directly carries out forced air cooling or water-cooling in forming die's exit, will greatly influence the shaping shape of center tube.

SUMMERY OF THE UTILITY MODEL

Therefore, a central tube forming device is needed to be provided, and the problem that the central tube forming quality of the existing forming device is affected due to insufficient cooling of the central tube or direct contact cooling of a cooling medium and the formed central tube is solved.

In order to realize the above object, the utility model provides a center tube forming device, including extrusion molding machine, air-cooled unit, water-cooling drip washing unit and the unit of drying that sets gradually, be equipped with feed inlet and discharge gate on the extrusion molding machine, be equipped with forming die on the discharge gate, the air-cooled unit includes the air-cooled conveyer pipe, the one end and the forming die of air-cooled conveyer pipe are fixed mutually, the air-cooled conveyer pipe includes inner skleeve and outer protection section of thick bamboo, annular cooling chamber has between inner skleeve and the outer protection section of thick bamboo, inner skleeve inner channel is corresponding with the discharge gate, be equipped with air intake and air outlet on the both ends of outer protection section of thick bamboo respectively, the air intake sets up and keeps away from extrusion molding machine at outer protection section of thick bamboo one serving, the water-cooling drip washing unit includes first delivery roll frame, water catch bowl, circulating water pump and spray pipe, first delivery roll frame is used for carrying the center tube, first delivery roll frame meets with the air-cooled conveyer pipe, the water catch bowl is located the below of first delivery roll frame, the water pump passes through circulating connection center tube, be equipped with the water jet of a plurality of orientation on the spray pipe.

Further, be equipped with down the hopper on the feed inlet, transversely be equipped with the puddler in the hopper down, the puddler is connected with agitator motor. The stirring motor drives the stirring rod to rotate, so that plastic particles in the hopper can be stirred, the blockage of the feeding hole by the blanking particles is effectively prevented, and the smooth feeding is ensured.

Furthermore, the outer side of the inner sleeve is fixed with a spirally arranged heat dissipation rib which is positioned in the cooling cavity. The heat dissipation ribs of the spiral enable cold air to flow spirally in the cooling cavity, the flowing distance of the cooling air is increased, the central tube can be cooled uniformly, the heat exchange area of the outer side face of the inner sleeve can be increased through the heat dissipation ribs, and the cooling effect is further improved.

Further, the air outlet unit also comprises a circulating cooling fan, and the circulating cooling fan is connected with the air outlet and the air inlet through a pipeline.

Further, the spray pipe comprises an upper spray pipe and a lower spray pipe, the upper spray pipe and the lower spray pipe are respectively positioned above and below the first conveying roller frame, the upper spray pipe and the lower spray pipe are connected with the water collecting tank through the circulating water pump, the axial direction of the upper spray pipe and the axial direction of the lower spray pipe are the same as the axial direction of the central pipe, and the water spray ports are arranged along the axial direction of the upper spray pipe and the axial direction of the lower spray pipe at intervals. The upper water spray pipe and the lower water spray pipe spray water to the central pipe at the same time, which is beneficial to fully cooling the central pipe.

Further, the water-cooling leaching unit further comprises a leaching box body, and when the first conveying roller frame, the water collecting tank, the circulating water pump, the upper water spraying pipe and the lower water spraying pipe are all located in the leaching box body and are prevented from leaching, water drops splash everywhere, and the neatness of a workplace is guaranteed.

Further, the drying unit comprises a drying box body, a second conveying roller frame and a drying lamp, the second conveying roller frame is connected with the first conveying roller frame, and the second conveying roller frame and the drying lamp are fixed inside the drying box body. The drying unit dries the washed central tube, and facilitates subsequent further processing of the formed central tube.

Furthermore, a pair of rotating wheel sets is arranged at the head end and the tail end of the first conveying roller frame and the second conveying roller frame, each pair of rotating wheel sets comprises two rotating wheels which are oppositely arranged, and the central tube penetrates between the two rotating wheels. The center tube drives through the runner group, and the position that simultaneously the runner group can also restrict the center tube makes the in-process that the center tube carried at first conveying roller frame and second conveying roller frame not take place the offset.

The technical scheme has the following beneficial effects:

the utility model discloses in, cool off behind the center tube extrusion and be a progressive process in proper order, in the forced air cooling unit, let in cold wind in the cooling chamber, the center tube after the inside shaping of internal sleeve cools off, during the cooling, cold wind direct contact center tube not, avoid influencing the center tube shape of not cooling off the design yet completely, the selection setting of air intake and air outlet position, make the cooling of center tube have a progressive process in proper order, be favorable to guaranteeing the cooling shaping of center tube, water passes through circulating water pump delivery to spray pipe in the water catch bowl, the water jet sprays, behind the cooling center tube, collect by the water catch bowl, rivers flow everywhere has been avoided, the center tube can obtain abundant cooling after water-cooling drip washing unit, can also wash the center tube surface during water-cooling, guarantee the quality of center tube.

Drawings

FIG. 1 is a block diagram of a center tube forming apparatus according to an embodiment;

fig. 2 is a block diagram of an extruder and an air-cooling unit according to an embodiment.

Fig. 3 is a structural diagram of a water-cooling leaching unit and a drying unit according to a specific embodiment.

Fig. 4 is a top view structural view of a transfer roller housing according to an embodiment.

Description of the reference numerals:

1. an extrusion molding machine; 11. a feed inlet; 12. a discharge port; 13. forming a mold; 14. feeding a hopper; 15. a stirring rod; 16. a stirring motor;

2. an air-cooling unit; 21. an air-cooled delivery pipe; 211. an inner sleeve; 212. an outer protective cylinder; 213. a cooling chamber; 22. an air inlet; 23. an air outlet; 24. a circulating cooling fan; 25. heat dissipation ribs;

3. a water-cooling leaching unit; 31. a first conveying roller frame; 32. a water collection tank; 33. a circulating water pump; 34. a water spray pipe; 341. an upper spray pipe; 342. a lower water spray pipe; 35. a water jet; 36. leaching the box body;

4. a drying unit; 41. drying the box body; 42. a second conveying roller frame; 43. a drying lamp;

5. a rotating wheel.

Detailed Description

In order to explain technical contents, structural features, objects and effects of the technical solutions in detail, the following detailed description is given with reference to the accompanying drawings in combination with the embodiments.

Referring to fig. 1-4, the present embodiment provides a central tube forming apparatus, which includes an extrusion forming machine 1, an air cooling unit 2, a water cooling leaching unit 3, and a drying unit 4, which are sequentially disposed, wherein the extrusion forming machine 1 is provided with a feeding port 11 and a discharging port 12, and the discharging port 12 is provided with a forming mold 13.

In this embodiment, the extrusion molding machine 1 is a conventional screw extrusion molding machine 1, a heating block is arranged in the extrusion molding machine 1, the plastic heating block is heated to a melting state, only the hollow pipe shape is formed by extrusion of the molding die 13 of the discharge port 12 through screw extrusion, the molding die 13 comprises an extrusion molding sleeve and a molding cylinder, the extrusion molding sleeve is fixed on the discharge port 12, the molding cylinder is located at the center of the extrusion molding sleeve, one end of the molding cylinder, far away from the motor, on the screw rod of the extrusion molding machine 1 is fixed, and a molding cavity is formed by an annular gap between the molding cylinder and the extrusion molding sleeve.

A lower hopper 14 is arranged on the feed inlet 11, a stirring rod 15 is transversely arranged in the lower hopper 14, and the stirring rod 15 is connected with a stirring motor 16. Stirring motor 16 drive puddler 15 rotates, and then can turn the plastic granules in hopper 14 down, prevents effectively that the unloading granule from blockking up at feed inlet 11, guarantees going on smoothly of feeding.

The air cooling unit 2 comprises an air cooling delivery pipe 21 and a circulating cooling fan 24, one end of the air cooling delivery pipe 21 is fixed with the forming die 13, the air cooling delivery pipe 21 comprises an inner sleeve 211 and an outer protection cylinder 212, an annular cooling cavity 213 is arranged between the inner sleeve 211 and the outer protection cylinder 212, an inner channel of the inner sleeve 211 corresponds to the discharge hole 12, two ends of the outer protection cylinder 212 are respectively provided with an air inlet 22 and an air outlet 23, the air inlet 22 is arranged at one end of the outer protection cylinder 212 far away from the extrusion forming machine 1, and the circulating cooling fan 24 is connected with the air outlet 23 and the air inlet 22 through a pipeline.

The outer side of the inner sleeve 211 is fixed with the spirally arranged heat dissipation ribs 25, and the heat dissipation ribs 25 are positioned in the cooling cavity 213. The heat dissipation ribs 25 of the spiral enable cold air to flow spirally in the cooling cavity 213, the flowing distance of the cold air is increased, the central tube can be uniformly cooled, the heat exchange area of the outer side surface of the inner sleeve 211 can be increased through the heat dissipation ribs 25, and the cooling effect is further improved.

The water-cooling leaching unit 3 comprises a first conveying roller frame 31, a water collecting tank 32, a circulating water pump 33, a water spraying pipe 34 and a leaching box 36, wherein the first conveying roller frame 31 is used for conveying a central pipe in a rotating mode, the first conveying roller frame 31 is connected with the air-cooling conveying pipe 21, the water collecting tank 32 is located below the first conveying roller frame 31, the water spraying pipe 34 is connected with the water collecting tank 32 through the circulating water pump 33, and a plurality of water spraying ports 35 facing the central pipe are formed in the water spraying pipe 34.

The water spray pipes 34 include upper water spray pipes 341 and lower water spray pipes 342, the upper water spray pipes 341 and the lower water spray pipes 342 are respectively located above and below the first transportation roller frame 31, the upper water spray pipes 341 and the lower water spray pipes 342 are connected to the water collection tank 32 through the circulating water pump 33, the axial directions of the upper water spray pipes 341 and the lower water spray pipes 342 are the same as the axial direction of the central pipe, and the water spray ports 35 are arranged at intervals along the axial directions of the upper water spray pipes 341 and the lower water spray pipes 342. The upper and lower

water spray pipes

341 and 342 spray water to the central pipe at the same time, which is beneficial to the sufficient cooling of the central pipe.

The first conveying roller frame 31, the water collecting tank 32, the circulating water pump 33, the upper spray pipe 341 and the lower spray pipe 342 are all positioned in the leaching box body 36, so that water drops are prevented from splashing everywhere during leaching, and the cleanness of a working place is guaranteed.

The drying unit 4 includes a drying box 41, a second conveying roller frame 42 and a drying lamp 43, the second conveying roller frame 42 is connected with the first conveying roller frame 31, and the second conveying roller frame 42 and the drying lamp 43 are both fixed inside the drying box 41. The drying unit 4 dries the washed central tube, and facilitates subsequent further processing of the formed central tube.

The head end and the tail end of the first conveying roller frame 31 and the second conveying roller frame 42 are respectively provided with a pair of rotating wheel sets, each pair of rotating wheel sets comprises two rotating wheels 5 which are oppositely arranged, and the central pipe penetrates between the two rotating wheels 5. The central tube is driven by the rotating wheel 5, and the rotating wheel 5 can limit the position of the central tube so that the central tube does not shift during the conveying process of the first conveying roller frame 31 and the second conveying roller frame 42.

In this embodiment, the first conveying roller frame 31 and the second conveying roller frame 42 each include two oppositely disposed brackets, a plurality of rolling rollers are disposed between the two brackets, each pair of rotating roller sets is fixed on the brackets through a fixing plate, and the bottom of the rotating roller 5 drives the two rotating rollers 5 to rotate through a motor belt, which is not shown in the drawings.

The utility model discloses during the use:

a worker discharges plastic particles into a discharge hopper 14, a stirring motor 16 is started to assist in discharging the plastic particles, the plastic particles are heated and melted in an extrusion molding machine 1 and then are molded and extruded from a molding die 13 of a discharge port 12, the central tube still has high temperature after being molded and extruded, a circulating cooling fan 24 is started, cold air flows spirally in a cooling cavity 213 to fully cool the central tube, the cold air does not contact the central tube at the moment, then the central tube enters a leaching box 36, a runner 5 provides further power for conveying the central tube, a water spray nozzle 35 sprays water for cooling, the surface of the central tube is leached, and then the central tube enters a drying box 41 for drying.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrases "comprising … …" or "comprising … …" does not exclude the presence of additional elements in a process, method, article, or terminal that comprises the element. Further, herein, "greater than," "less than," "more than," and the like are understood to exclude the present numbers; the terms "above", "below", "within" and the like are to be understood as including the number.

Although the embodiments have been described, once the basic inventive concept is known, other changes and modifications can be made to the embodiments by those skilled in the art, so that the above embodiments are only examples of the present invention, and not intended to limit the scope of the present invention, and all the modifications of the equivalent structure or equivalent flow path using the contents of the specification and the drawings of the present invention, or directly or indirectly using other related technical fields are also included in the scope of the present invention.

Claims

1. The central tube forming device is characterized by comprising an extrusion forming machine, an air cooling unit, a water cooling leaching unit and a drying unit which are sequentially arranged, wherein a feeding hole and a discharging hole are formed in the extrusion forming machine, a forming die is arranged on the discharging hole, the air cooling unit comprises an air cooling conveying pipe, one end of the air cooling conveying pipe is fixed with the forming die, the air cooling conveying pipe comprises an inner sleeve and an outer protective barrel, an annular cooling cavity is formed between the inner sleeve and the outer protective barrel, an inner channel of the inner sleeve corresponds to the discharging hole, an air inlet and an air outlet are respectively formed in two ends of the outer protective barrel, the air inlet is formed in one end, far away from the extrusion forming machine, of the outer protective barrel, the water cooling unit comprises a first conveying roller frame, a water collecting tank, a circulating water pump and a water spraying pipe, the first conveying roller frame is used for conveying a central tube, the first conveying roller frame is connected with the air cooling conveying pipe, the water collecting tank is located below the first conveying roller frame, the water spraying pipe is connected with the water collecting tank through the circulating water pump, and a plurality of water spraying ports facing towards the central tube are formed in the central tube.

2. The center tube forming apparatus according to claim 1, wherein a hopper is disposed on the feed inlet, and a stirring rod is disposed transversely inside the hopper and connected to a stirring motor.

3. The central tube forming apparatus as claimed in claim 1, wherein a spirally disposed heat dissipating rib is fixed to an outer side of the inner sleeve, and the heat dissipating rib is located in the cooling chamber.

4. The center tube forming device of claim 3, wherein the air outlet unit further comprises a circulating cooling fan, and the circulating cooling fan is connected with the air outlet and the air inlet through a pipeline.

5. The center tube forming apparatus of claim 1, wherein the water spray pipes comprise an upper water spray pipe and a lower water spray pipe, the upper water spray pipe and the lower water spray pipe are respectively positioned above and below the first conveyor roll frame, the upper water spray pipe and the lower water spray pipe are connected with the water collecting tank through a circulating water pump, the axial direction of the upper water spray pipe and the axial direction of the lower water spray pipe are the same as the axial direction of the center tube, and the water spray ports are arranged at intervals along the axial direction of the upper water spray pipe and the lower water spray pipe.

6. The center tube forming apparatus of claim 5, wherein the water-cooled wash unit further comprises a wash tank, and the first conveyor roll stand, the sump, the circulating water pump, the upper spray and the lower spray are located within the wash tank.

7. The center tube forming apparatus of claim 5, wherein the drying unit comprises a drying cabinet, a second conveyor roller frame, and a drying lamp, the second conveyor roller frame being connected to the first conveyor roller frame, the second conveyor roller frame and the drying lamp being fixed inside the drying cabinet.

8. The center tube forming apparatus of claim 7, wherein the first and second conveyor roller frames each have a pair of rotating wheel sets at the leading and trailing ends, each pair of rotating wheel sets comprising two oppositely disposed rotating wheels, the center tube passing between the two rotating wheels.