CN214056349U

CN214056349U - Extruder convenient to improve shaping effect

Info

Publication number: CN214056349U
Application number: CN202022706471.8U
Authority: CN
Inventors: 路士伟; 王建华; 徐小康
Original assignee: Shandong Jiachuang Kerui Medical Technology Co ltd
Current assignee: Shandong Jiachuang Kerui Medical Technology Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-08-27
Anticipated expiration: 2030-11-20

Abstract

The utility model relates to an extruder technical field that is related to especially relates to an extruder convenient to improve shaping effect. The die comprises a base, a die pipe, a fixed disc and a die, wherein the die pipe is arranged at the top end of the base, and the central axis of the die pipe and the central axis of the base are on the same vertical straight line; the fixed disc is arranged at one end of the die tube; the mouth mold is arranged at the other end of the mold tube. The integral split type connecting structure has higher disassembly and assembly convenience, is convenient to clean the interior of the die pipe after use, and improves the practicability; be provided with storehouse, first screw rod and second screw rod in first interior storehouse, the second, after the raw materials enters into storehouse inside first, when carrying storehouse inside in the second through pivoted first screw rod, because the diameter in storehouse reduces in the second for storage space descends, and the pressure that the raw materials received increases, can effectively eliminate the bubble in the raw materials, and the inside conveying of inside mould of rethread pivoted second screw rod has improved the transport quality of raw materials.

Description

Extruder convenient to improve shaping effect

Technical Field

The utility model relates to an extruder technical field that is related to especially relates to an extruder convenient to improve shaping effect.

Background

The extruder belongs to one of the types of plastic machinery, originates from 18 th century, can divide a machine head into a right-angle machine head, an oblique-angle machine head and the like according to the material flow direction of the machine head and the included angle of the central line of a screw, and can fully plasticize and uniformly mix materials by means of pressure and shearing force generated by rotation of the screw and form the materials through a die.

And the extruder that uses at present is when processing tubulose product, and the discharging pipe that has the inner tube to inlay in inside is installed at the discharge end of extruder usually and is used, and the inner tube is fixed shape usually, and holistic dismouting degree of difficulty is great, and the screw rod of single diameter is when carrying the raw materials simultaneously, and the pressure that gives the raw materials is less, produces the bubble easily in the raw materials and influences product quality.

SUMMERY OF THE UTILITY MODEL

To foretell not enough, the utility model provides an extruder convenient to improve shaping effect.

The utility model provides a technical scheme that its technical problem adopted is: an extruder convenient for improving the molding effect comprises a base, a die pipe, a fixed disc and a die, wherein the die pipe is installed at the top end of the base, and the central axis of the die pipe and the central axis of the base are on the same vertical straight line; the fixed disc is arranged at one end of the die tube; the mouth mold is arranged at the other end of the mold tube.

As optimization, the die pipe comprises a first inner bin, a second inner bin, a third inner bin and a feeding pipe, wherein the first inner bin is arranged at one end inside the die pipe; the third inner bin is arranged at the other end inside the die pipe; the second inner bin is arranged inside the die pipe, two ends of the second inner bin are respectively communicated with the first inner bin and the third inner bin, and the inner diameters of the first inner bin, the second inner bin and the third inner bin are different; the inlet pipe install the one end that is close to the fixed disk at the mould pipe top, and the inlet pipe is linked together with first interior storehouse.

Preferably, the fixed disc comprises a first screw, a second screw, an end cover and a motor, the first screw is arranged in the first inner bin, and one end of the first screw is connected with the fixed disc; the second screw is arranged in the second inner bin, and one end of the second screw is connected with the first screw; the end cover is arranged at one end of the die tube and is arranged at one side of the fixed disc; the motor is installed on one side of the end cover and is connected with the end cover through a motor shaft.

As optimization, the neck mold comprises an inner mold, a bearing, an inner tube and a feeding groove, the inner mold is arranged in the third inner bin, one end of the inner mold is connected with one side of the neck mold, and the inner mold is communicated with the neck mold; the bearing is arranged at the other end of the inner die and is connected with one end of the second screw rod; the inner pipe is arranged in the inner die; the feeding groove is formed in one side, close to the second screw, of the inner die.

Preferably, the inner die is connected with the bearing in a rotating mode, the bearing is connected with the second screw rod in an embedded mode, and meanwhile the second screw rod and the bearing form a rotating structure.

Preferably, the axial lead of the inner pipe and the axial lead of the inner die are on the same vertical straight line, and a chamfer is arranged at one end of the inner pipe close to the second screw.

The utility model has the advantages that:

1. the device is compact in overall structure, is a split type connection structure, has high disassembly and assembly convenience, is convenient to clean the interior of the die pipe after use, and improves the practicability;

2. the device is provided with a first inner bin, a second inner bin, a first screw and a second screw, when the raw material is conveyed into the second inner bin through the rotating first screw after entering the first inner bin, the storage space is reduced due to the reduction of the diameter of the second inner bin, the pressure on the raw material is increased, bubbles in the raw material can be effectively eliminated, and the raw material is conveyed into the inner part of the inner die through the rotating second screw, so that the conveying quality of the raw material is improved;

3. be provided with the bush, the centre form, a bearing, inner tube and feed chute, the bush and the centre form of split type connection are small, it is little to change the degree of difficulty, and the bearing on the centre form can improve the stability of second screw rod when rotating, carry to the centre form inside back through four feed chutes as the raw materials, the chamfer structure of inner tube makes the centre form be close to the inside of feed chute one end can fill a large amount of raw materials temporarily, and the raw materials is along outside exhaust in-process between centre form and the inner tube, because the space reduces, make the pressure that the raw materials received increase once more, the conveying quality of raw materials has further been improved.

Drawings

Fig. 1 is a schematic top view of the present invention.

Fig. 2 is a schematic view of the vertical cross-section structure of the present invention.

Fig. 3 is a schematic view of the vertical cross-section structure of the middle mold tube of the present invention.

Fig. 4 is a schematic side view of the inner mold of the present invention.

In the figure:

1. a base; 2. a mould tube; 3. a first inner bin; 4. a second inner bin; 5. a third inner bin; 6. a feed pipe; 7. fixing the disc; 8. a first screw; 9. a second screw; 10. an end cap; 11. a motor; 12. a motor shaft; 13. a neck ring mold; 14. an inner mold; 15. a bearing; 16. an inner tube; 17. a feed chute.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

The extruder convenient for improving the molding effect as shown in fig. 1 to 4 comprises a base 1, a die tube 2, a fixed disk 7 and a die 13, wherein the die tube 2 is mounted at the top end of the base 1, and the central axis of the die tube 2 and the central axis of the base 1 are on the same vertical straight line; the fixed disc 7 is arranged at one end of the mould pipe 2; the mouth mold 13 is arranged at the other end of the mold tube 2.

In this embodiment, the mold tube 2 includes a first inner chamber 3, a second inner chamber 4, a third inner chamber 5 and a feeding tube 6, the first inner chamber 3 is arranged at one end inside the mold tube 2; the third inner bin 5 is arranged at the other end inside the die pipe 2; the second inner bin 4 is arranged inside the die pipe 2, two ends of the second inner bin 4 are respectively communicated with the first inner bin 3 and the third inner bin 5, and the inner diameters of the first inner bin 3, the second inner bin 4 and the third inner bin 5 are different; the inlet pipe 6 install the one end that is close to fixed disk 7 at mould pipe 2 top, and inlet pipe 6 is linked together with first interior storehouse 3.

In this embodiment, the fixed disk 7 includes a first screw 8, a second screw 9, an end cap 10 and a motor 11, the first screw 8 is disposed inside the first inner chamber 3, and one end of the first screw 8 is connected to the fixed disk 7; the second screw 9 is arranged in the second inner bin 4, and one end of the second screw 9 is connected with the first screw 8; the end cover 10 is arranged at one end of the die tube 2, and the end cover 10 is arranged at one side of the fixed disc 7; the motor 11 is installed at one side of the end cover 10, and the motor 11 is connected with the end cover 10 through a motor shaft 12.

In the embodiment, the neck mold 13 comprises an inner mold 14, a bearing 15, an inner tube 16 and a feeding groove 17, the inner mold 14 is arranged inside the third inner bin 5, one end of the inner mold 14 is connected with one side of the neck mold 13, and the inner mold 14 is communicated with the neck mold 13; the bearing 15 is installed at the other end of the inner die 14, and the bearing 15 is connected with one end of the second screw 9; the inner pipe 16 is arranged inside the inner die 14; the feeding groove 17 is arranged on one side of the inner die 14 close to the second screw 9.

In this embodiment, the inner mold 14 and the bearing 15 are connected in a rotating manner, the bearing 15 and the second screw 9 are connected in an embedded manner, and the second screw 9 and the bearing 15 form a rotating structure.

In this embodiment, the axial line of the inner tube 16 and the axial line of the inner die 14 are on the same vertical straight line, and one end of the inner tube 16 close to the second screw 9 is provided with a chamfer.

The working principle is as follows: before use, the feed pipe 6 is first connected to an external raw material supply pipe, and then an external power source is turned on, the motor 11 is started, the motor shaft 12 is matched with the fixed disc 7 to drive the first screw rod 8, the second screw rod 9 and the bearing 15 to synchronously start rotating, when the raw material enters the first inner bin 3 through the feeding pipe 6, the rotating first screw 8 pushes the raw material to start moving towards the second inner bin 4 along the first inner bin 3, after the raw material enters the second inner bin 4, because the pressure on the raw material is increased due to the reduced space, the rotating second screw 9 pushes the raw material to move continuously along the second inner bin 4, the raw material passes through the feeding groove 17 after being discharged from the second inner bin 4 and enters the inner die 14, the raw material entering the inner die 14 continuously moves along the space between the inner wall of the inner die 14 and the outer wall of the inner tube 16 to form a tubular structure, and finally the raw material passes through the neck die 13 and is discharged.

The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the forms and styles of the above embodiments, and any suitable changes or modifications made thereto by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.

Claims

1. The utility model provides an extruder convenient to improve shaping effect which characterized in that: the die comprises a base (1), a die pipe (2), a fixed disc (7) and a die (13), wherein the die pipe (2) is installed at the top end of the base (1), and the central axis of the die pipe (2) and the central axis of the base (1) are on the same vertical straight line; the fixed disc (7) is arranged at one end of the mould pipe (2); the mouth mold (13) is arranged at the other end of the mold tube (2).

2. The extruder facilitating an improvement in molding effect of claim 1, wherein: the die tube (2) comprises a first inner bin (3), a second inner bin (4), a third inner bin (5) and a feeding tube (6), wherein the first inner bin (3) is arranged at one end inside the die tube (2); the third inner bin (5) is arranged at the other end inside the die pipe (2); the second inner bin (4) is arranged inside the die pipe (2), two ends of the second inner bin (4) are respectively communicated with the first inner bin (3) and the third inner bin (5), and the inner diameters of the first inner bin (3), the second inner bin (4) and the third inner bin (5) are different; the feeding pipe (6) is installed at one end, close to the fixed disc (7), of the top of the die pipe (2), and the feeding pipe (6) is communicated with the first inner bin (3).

3. The extruder facilitating an improvement in molding effect of claim 1, wherein: the fixed disc (7) comprises a first screw (8), a second screw (9), an end cover (10) and a motor (11), the first screw (8) is arranged in the first inner bin (3), and one end of the first screw (8) is connected with the fixed disc (7); the second screw (9) is arranged in the second inner bin (4), and one end of the second screw (9) is connected with the first screw (8); the end cover (10) is arranged at one end of the die tube (2), and the end cover (10) is arranged at one side of the fixed disc (7); the motor (11) is arranged on one side of the end cover (10), and the motor (11) is connected with the end cover (10) through a motor shaft (12).

4. The extruder facilitating an improvement in molding effect of claim 1, wherein: the mouth mold (13) comprises an inner mold (14), a bearing (15), an inner tube (16) and a feeding groove (17), the inner mold (14) is arranged inside the third inner bin (5), one end of the inner mold (14) is connected with one side of the mouth mold (13), and meanwhile, the inner mold (14) is communicated with the mouth mold (13); the bearing (15) is arranged at the other end of the inner die (14), and the bearing (15) is connected with one end of the second screw rod (9); the inner pipe (16) is arranged in the inner die (14); the feeding groove (17) is arranged on one side of the inner die (14) close to the second screw (9).

5. The extruder facilitating an improvement in molding effect of claim 4, wherein: the inner die (14) is connected with the bearing (15) in a rotating mode, the bearing (15) is connected with the second screw (9) in an embedded mode, and meanwhile the second screw (9) and the bearing (15) form a rotating structure.

6. The extruder facilitating an improvement in molding effect of claim 4, wherein: the axial lead of the inner pipe (16) and the axial lead of the inner die (14) are on the same vertical straight line, and a chamfer is arranged at one end of the inner pipe (16) close to the second screw (9).