CN215550754U

CN215550754U - Energy-saving single screw device

Info

Publication number: CN215550754U
Application number: CN202121931469.9U
Authority: CN
Inventors: 丁冬
Original assignee: Qingdao Xinhong Taiyuan Technology Co Ltd
Current assignee: Qingdao Xinhong Taiyuan Technology Co Ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-01-18
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses an energy-saving single-screw device, which comprises an extruder casing, an inner lining is arranged in the extruder casing, a plurality of connecting blocks are fixed on the outer wall of the inner lining, and the plurality of connecting blocks are It is connected with the extruder shell through a fixing mechanism, the inner liner is provided with a threaded rod, the side of the extruder shell is provided with a drive motor connected with the threaded rod, and the outer wall of the extruder shell is rotatably connected with a first A bevel gear. The utility model can use the driving motor of the extruder to drive the first bevel gear and the second bevel gear to rotate by arranging the crushing roller, the rotating mechanism and the transmission mechanism, so as to use the first belt, the connecting belt and the second pulley to drive the crushing The roller rotates, so that the plastic raw materials entering the hopper can be crushed again, avoiding the direct entry of large-sized plastic raw materials into the extruder, and improving the quality of the extruded products. Cost of production.

Description

Energy-saving single screw device

Technical Field

The utility model relates to the technical field of extruders, in particular to an energy-saving single-screw device.

Background

The extruder is one of the types of plastic machinery, and can fully plasticize and uniformly mix materials by means of pressure and shearing force generated by screw rotation, and the plastic extruder can be basically classified into a double-screw extruder, a single-screw extruder, an infrequent multi-screw extruder and a non-screw extruder through die forming.

When the single-screw extruder is used, plastic raw materials need to enter the extruder from the feeding hopper, and a large amount of plastic raw materials with large particles can be mixed in part of processed plastic materials due to incomplete crushing, so that the plastic raw materials cannot be completely melted in time after entering the extruder, and therefore, the extruded finished products contain the melted plastic raw materials, and the quality of the finished products is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an energy-saving single-screw device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an energy-saving single screw device, includes the extruder shell, be equipped with the inside lining in the extruder shell, the inside lining outer wall is fixed with a plurality of joint pieces, and is a plurality of the joint piece all is connected with the extruder shell through fixed establishment, be equipped with the threaded rod in the inside lining, extruder shell side is equipped with the driving motor who is connected with the threaded rod, it is connected with first conical gear to rotate on the extruder shell outer wall, first conical gear passes through slewing mechanism and is connected with driving motor, extruder shell top is equipped with into the hopper, be equipped with the crushing room in going into the hopper, the crushing room internal rotation has two crushing rollers, keeps away from driving motor the crushing roller passes through drive mechanism and is connected with first conical gear.

Preferably, the fixing mechanism comprises a fixing bolt in threaded connection with the joining block, a joining groove matched with the joining block is formed in the extruder housing, and a thread groove matched with the fixing bolt is formed in the joining groove.

Preferably, the rotating mechanism comprises a second bevel gear fixed on the outer wall of the output shaft of the driving motor, and the first bevel gear is meshed with the second bevel gear.

Preferably, the transmission mechanism comprises a first belt pulley fixedly connected with the tail end of the rotating shaft of the crushing roller, a second belt pulley is fixed on the side wall of the first bevel gear, and the first belt pulley is connected with the second belt pulley through a connecting belt.

Preferably, the feeding hopper is arranged in a conical manner, and guide plates matched with the crushing rollers are arranged on the inner walls of the two sides of the feeding hopper.

Preferably, the surface of the guide plate and the inner wall of the feeding hopper are both polished, and the feeding hopper is in threaded connection with the shell of the extruder.

The utility model has the beneficial effects that:

1. through setting up the crushing roller, slewing mechanism and drive mechanism, can utilize the driving motor of extruder to drive first bevel gear and second bevel gear and rotate, thereby utilize first belt, it drives the crushing roller rotation to connect belt and second belt pulley, thereby the realization carries out broken processing to the plastic materials who gets into in the hopper again, avoid in the direct entering extruder of large granule plastic materials, improve and extrude finished product quality, needn't be equipped with extra power supply again simultaneously, energy saving consumes, reduction enterprise manufacturing cost.

2. Through setting up inside lining, linking piece and fixed establishment, can utilize fixing bolt to be fixed in the dismantlement to be convenient for wash or change the inside lining, avoid multiple material adhesion to influence its follow-up processing in the inside lining.

Drawings

FIG. 1 is a schematic front view of an energy-saving single screw device according to the present invention;

FIG. 2 is a schematic diagram of an internal structure of a feeding hopper of the energy-saving single screw device according to the present invention;

fig. 3 is a schematic structural diagram of a fixing mechanism of an energy-saving single screw device according to the present invention.

In the figure: 1 extruder shell, 2 threaded rods, 3 driving motors, 4 first bevel gears, 5 second bevel gears, 6 feeding hoppers, 7 first belt pulleys, 8 second belt pulleys, 9 connecting belts, 10 linings, 11 guide plates, 12 crushing chambers, 13 crushing rollers, 14 connecting blocks and 15 fixing bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, an energy-saving single screw device comprises an extruder housing 1, a lining 10 is arranged in the extruder housing 1, a plurality of connection blocks 14 are fixed on the outer wall of the lining 10, the connection blocks 14 are all connected with the extruder housing 1 through fixing mechanisms, each fixing mechanism comprises a fixing bolt 15 in threaded connection with the connection blocks 14, a connection groove matched with the connection blocks 14 is formed in the extruder housing 1, a thread groove matched with the fixing bolt 15 is formed in the connection groove, after the extruder is used for a long time, the fixing bolt 15 is screwed down to be capable of contacting the lining 10 and fixing the extruder housing 1, and therefore the lining 10 is pulled out from the extruder housing 1 to be cleaned or replaced.

Be equipped with threaded rod 2 in the

inside lining

10, 1 side of extruder shell is equipped with driving motor 3 of being connected with threaded rod 2, it is connected with first conical gear 4 to rotate on 1 outer wall of extruder shell, first conical gear 4 passes through slewing mechanism and is connected with driving motor 3, slewing mechanism is including the second conical gear 5 that is fixed in 3 output shaft outer walls of driving motor, first conical gear 4 meshes with second conical gear 5, driving motor 3 directly drives threaded rod 2 and rotates and guarantee extruder normal work, second conical gear 5 of its outer wall can drive rather than the first conical gear 4 rotation of meshing when driving motor 3 rotates.

Extruder shell 1 top is equipped with into hopper 6, be equipped with crushing chamber 12 in going into hopper 6, there are two crushing rollers 13 in the 12 internal rotations of crushing chamber, the crushing roller 13 of keeping away from driving motor 3 passes through drive mechanism and is connected with first conical gear 4, drive mechanism includes first belt pulley 7 with the terminal fixed connection of 13 axis of rotation of crushing roller, 4 lateral walls of first conical gear are fixed with second belt pulley 8, first belt pulley 7 is connected with second belt pulley 8 through connecting belt 9, can utilize second belt pulley 8 to utilize when first conical gear 4 rotates to connect belt 9 and drive first belt pulley 7 and rotate, first belt pulley 7 can directly drive crushing roller 13 and rotate, crushing roller 13 can carry out the breakage with the plastic materials who goes into hopper 6.

Go into hopper 6 toper setting, go into hopper 6 both sides inner wall all be equipped with crushing roller 13 complex guide plate 11, the toper is provided with and does benefit to the raw materials whereabouts, guide plate 11 can guide the raw materials to get into smoothly and carry out the breakage between two crushing rollers 13.

The surface of the guide plate 11 and the inner wall of the feeding hopper 6 are polished, the feeding hopper 6 is in threaded connection with the extruder shell 1, the surface of the feeding hopper is smooth due to polishing, surface raw materials are adhered, and the feeding hopper 6 is convenient to disassemble due to the threaded connection mode, so that the interior of the feeding hopper is cleaned.

When the extruder is used, plastic raw materials are placed into the feeding hopper 6, the driving motor 3 is started, the driving motor 3 directly drives the threaded rod 2 to rotate to ensure that the extruder normally works, the second bevel gear 5 on the outer wall of the driving motor 3 can drive the first bevel gear 4 meshed with the driving motor to rotate when the driving motor 3 rotates, the first bevel gear 4 can drive the first belt pulley 7 to rotate by utilizing the second belt pulley 8 and the connecting belt 9 when the first bevel gear 4 rotates, the first belt pulley 7 can directly drive the crushing roller 13 to rotate, the crushing roller 13 can crush the plastic raw materials in the feeding hopper 6 by rotating, and large particles cannot be mixed in the plastic raw materials; after the extruder is used for a long time, the fixing bolt 15 is unscrewed to contact the fixing of the lining 10 and the extruder shell 1, so that the lining 10 is pulled out of the extruder shell 1 to be cleaned or replaced.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The energy-saving single-screw device comprises an extruder shell (1) and is characterized in that a lining (10) is arranged in the extruder shell (1), a plurality of connecting blocks (14) are fixed on the outer wall of the lining (10), the connecting blocks (14) are connected with the extruder shell (1) through a fixing mechanism, a threaded rod (2) is arranged in the lining (10), a driving motor (3) connected with the threaded rod (2) is arranged on the side of the extruder shell (1), a first bevel gear (4) is connected on the outer wall of the extruder shell (1) in a rotating mode, the first bevel gear (4) is connected with the driving motor (3) through a rotating mechanism, a feeding hopper (6) is arranged above the extruder shell (1), a crushing chamber (12) is arranged in the feeding hopper (6), two crushing rollers (13) are rotated in the crushing chamber (12), the crushing roller (13) far away from the driving motor (3) is connected with the first bevel gear (4) through a transmission mechanism.

2. An energy-saving single-screw device according to claim 1, wherein the fixing mechanism comprises a fixing bolt (15) in threaded connection with the joint block (14), the extruder housing (1) is provided with a joint groove matched with the joint block (14), and the joint groove is provided with a threaded groove matched with the fixing bolt (15).

3. An energy-saving single-screw device according to claim 2, wherein the rotating mechanism comprises a second bevel gear (5) fixed on the outer wall of the output shaft of the driving motor (3), and the first bevel gear (4) is meshed with the second bevel gear (5).

4. An energy-saving single-screw device according to claim 3, characterized in that the transmission mechanism comprises a first belt pulley (7) fixedly connected with the end of the rotating shaft of the crushing roller (13), a second belt pulley (8) is fixed on the side wall of the first bevel gear (4), and the first belt pulley (7) is connected with the second belt pulley (8) through a connecting belt (9).

5. An energy-saving single-screw device according to claim 4, characterized in that the feeding hopper (6) is arranged in a conical shape, and the inner walls of both sides of the feeding hopper (6) are provided with flow deflectors (11) matched with the crushing rollers (13).

6. An energy-saving single-screw device according to claim 5, wherein the surface of the deflector (11) and the inner wall of the feeding hopper (6) are both polished, and the feeding hopper (6) is in threaded connection with the extruder housing (1).