CN214562842U

CN214562842U - Energy-saving heating device for double-screw extruder

Info

Publication number: CN214562842U
Application number: CN202120115624.3U
Authority: CN
Inventors: 谢爱光
Original assignee: Nanjing Kerte Mechanical Equipment Co ltd
Current assignee: Nanjing Kerte Mechanical Equipment Co ltd
Priority date: 2021-01-17
Filing date: 2021-01-17
Publication date: 2021-11-02
Anticipated expiration: 2031-01-17

Abstract

The utility model discloses an energy-saving heating device for double screw extruder, including organism, big leather pulley, pivot, first motor, organism top fixed mounting has first motor, first motor output shaft is fixed with the pivot, the pivot outer wall is fixed with big leather pulley, organism top is kept away from first motor one side and is provided with the stirring mechanism that can rotate and stir, the organism top is located and is provided with the feed mechanism that can rotate and smash between stirring mechanism and the first motor, this energy-saving heating device for double screw extruder is through the work of second motor, drives the threaded rod and rotates, makes the heating block slide in the spout, realizes that the material can be heated evenly, has improved processingquality, through this device heating block is the multistation setting, because the heating block slides the heating in the inside again, has reduced the heating device large tracts of land, realizes that a plurality of sliding heating device heat the material, the power consumption is effectively reduced, and the working quality is effectively improved.

Description

Energy-saving heating device for double-screw extruder

Technical Field

The utility model relates to a plastics processing technology field specifically is an energy-saving heating device for double screw extruder.

Background

The extruder can divide the 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 the screw rod, the screw extruder can fully plasticize and uniformly mix materials by means of pressure and shearing force generated by the rotation of the screw rod, the materials are molded through a neck mold, 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, the double-screw extruder is developed on the basis of the extruder, and the double-screw extruder has the characteristics of good feeding performance, mixing plasticization performance, exhaust performance, extrusion stability and the like, and is widely applied to molding processing of extruded products at present.

General energy-saving heating device for double screw extruder dissolves the material that inside needs the stirring through preheating, generally all sets up inside the device, because usable floor area is great, causes very big waste to the electric energy, secondly preheats the effect relatively poor to inside, leads to the material to be heated inhomogeneous, reduces processingquality.

Therefore, an energy-saving heating device for the double-screw extruder is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an use energy-saving heating device for double screw extruder of energy-conservation to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an energy-saving heating device for double screw extruder, includes organism, big leather pulley, pivot, first motor, organism top fixed mounting has first motor, first motor output shaft is fixed with the pivot, the pivot outer wall is fixed with big leather pulley, the organism top is kept away from first motor one side and is provided with the rotatable material mechanism that stirs, the organism top is located to be provided with rotatable kibbling feed mechanism between stirring material mechanism and the first motor, stir the inside reciprocating mechanism who can realize the translation that is provided with of material mechanism, but stir the inside heating mechanism that is provided with multistation slip heating of material mechanism.

Preferably, the stirring mechanism comprises a shell, a trough, a discharge port, a first screw rod, a connecting block, a bottom block, a connecting groove and a fixing block, wherein the fixing block is fixed at the top of the machine body, the shell is installed at the top of the fixing block, the discharge port is formed in one side of the shell, the trough is formed in the shell and communicated with the discharge port, the bottom block is fixed at the middle of the top end of the machine body, the connecting groove is formed in the inner wall of the bottom block, the connecting block is installed in the connecting groove in a rotating mode, one end of the rotating shaft is fixedly connected with the connecting block, the first screw rod is installed in the trough in a rotating mode, and one end of the first screw rod is fixedly connected with the connecting block.

Preferably, feed mechanism includes hopper, feed chute, second screw rod, feed opening, top shell, little leather wheel and conveyer belt, the bottom block top is fixed with a shell, the inside feed chute of having seted up of top shell, the top shell top is fixed with the hopper, the second screw rod is installed to the feed chute internal rotation, top shell one side is located big leather wheel and corresponds the position rotation and install little leather wheel, and is connected through the conveyer belt transmission between big leather wheel and the little leather wheel, the feed opening has been seted up to top shell one side, and feed opening and silo intercommunication.

Preferably, heating mechanism includes spout, heating block, heating wire, thread bush, threaded rod and pole groove, the pole groove has been seted up to inside silo below that is located of shell, the spout has been seted up to inside silo and the pole groove of being located of shell between, and spout and pole groove intercommunication, equidistance slides in the spout and pegs graft and have the heating block, the heating block bottom all is fixed with the thread bush, the threaded rod is installed to pole inslot rotation, threaded rod one end is passed the thread bush and is connected with pole inslot portion rotation, and threaded rod and thread bush meshing are connected, the inside fixed mounting of heating block has the heating wire.

Preferably, reciprocating mechanism includes pinion, sector gear, sun gear, master gear, pillar, trough and second motor, the trough has been seted up to inside being located the trough below of shell, trough internally mounted has the second motor, lie in second motor bilateral symmetry in the shell and install the pillar, second motor output shaft is fixed with the master gear, the position that the pillar outer wall corresponds the master gear all is fixed with the pinion, and the master gear is connected with the pinion meshing, the coaxial sector gear that is fixed with of pillar outer wall, threaded rod one end is located sector gear and corresponds the position and be fixed with sun gear, and sun gear is connected with sector gear meshing.

Preferably, the contact surface of the fixed block and the shell is in a semi-arc shape.

Compared with the prior art, the beneficial effects of the utility model are that: through second motor work, drive the threaded rod and rotate, make the heating piece slide in the spout, realize can thermally equivalent to the material thing, improved processingquality, be the multistation setting through this device heating piece, because the heating piece heats in inside slip again, reduced heating device large tracts of land, realize that a plurality of slip heating device heat inside material, effectual reduction is to power consumption, the effectual operating mass that has improved.

Drawings

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

FIG. 2 is a schematic view of the structure of the stirring mechanism of the present invention;

FIG. 3 is a schematic structural view of the feeding mechanism of the present invention;

FIG. 4 is a schematic structural view of the reciprocating mechanism of the present invention;

FIG. 5 is a schematic view of the heating mechanism of the present invention;

fig. 6 is a schematic view of the fixing block structure of the present invention.

In the figure: 1. a body; 11. a large leather wheel; 12. a rotating shaft; 13. a first motor; 2. a material stirring mechanism; 21. A housing; 22. a trough; 23. a discharge port; 24. a first screw; 25. connecting blocks; 26. a bottom block; 27. Connecting grooves; 28. a fixed block; 3. a feeding mechanism; 31. a hopper; 32. a feed chute; 33. a second screw; 34. a feeding port; 35. a top shell; 36. a small leather wheel; 37. a conveyor belt; 4. a reciprocating mechanism; 41. a pinion gear; 42. a sector gear; 43. a sun gear; 44. a main gear; 45. a pillar; 46. a machine groove; 47. A second motor; 5. a heating mechanism; 51. a chute; 52. a heating block; 53. an electric heating wire; 54. a threaded sleeve; 55. a threaded rod; 56. a rod groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 2, an energy-saving heating device for a twin-screw extruder in the figure includes a machine body 1, a large pulley 11, a rotating shaft 12, and a first motor 13, the first motor 13 is fixedly installed at the top end of the machine body 1, the rotating shaft 12 is fixed on an output shaft of the first motor 13, the large pulley 11 is fixed on an outer wall of the rotating shaft 12, a rotatable stirring mechanism 2 is arranged on one side of the top end of the machine body 1, which is far away from the first motor 13, a rotatable pulverizing feeding mechanism 3 is arranged between the stirring mechanism 2 and the first motor 13, a reciprocating mechanism 4 capable of achieving translation is arranged inside the stirring mechanism 2, and a heating mechanism 5 capable of multi-station sliding heating is arranged inside the stirring mechanism 2.

When the material is required to be remolded, the material to be remolded is added into the feeding mechanism 3, the first motor 13 works to ensure that the feeding mechanism 3 firstly crushes the material, the material enters the stirring mechanism 2 through the feed opening 34, the internal material is preheated and dissolved through the heating mechanism 5, the material is remolded by the stirring mechanism 2, the reciprocating mechanism 4 works to ensure that the heating mechanism 5 does reciprocating motion in the process, and the energy of the heating mechanism 5 is saved.

Referring to fig. 2, the material stirring mechanism 2 includes a housing 21, a material tank 22, a material outlet 23, a first screw 24, a connecting block 25, a bottom block 26, a connecting groove 27 and a fixing block 28, the fixing block 28 is fixed to the top of the machine body 1, the housing 21 is installed on the top of the fixing block 28, the material outlet 23 is formed in one side of the housing 21, the material tank 22 is formed inside the housing 21, the material tank 22 is communicated with the material outlet 23, the bottom block 26 is fixed to the middle of the top end of the machine body 1, the connecting groove 27 is formed in the inner wall of the bottom block 26, the connecting block 25 is rotatably installed in the connecting groove 27, one end of the rotating shaft 12 is fixedly connected to the connecting block 25, the first screw 24 is rotatably installed in the material tank 22, and one end of the first screw 24 is fixedly connected to the connecting block 25.

When the materials are stirred, the crushed materials are guided into the material groove 22 through the feeding mechanism 3, the first screw 24 is rotated through the work of the first motor 13, the stirring of the materials is realized, and the stirred materials are discharged outwards through the discharge hole 23.

Referring to fig. 3, the feeding mechanism 3 includes a hopper 31, a feeding chute 32, a second screw 33, a feeding opening 34, a top shell 35, a small pulley 36 and a conveyor belt 37, the top of the bottom block 26 is fixed with the top shell 35, the feeding chute 32 is disposed inside the top shell 35, the hopper 31 is fixed at the top of the top shell 35, the second screw 33 is rotatably mounted in the feeding chute 32, the small pulley 36 is rotatably mounted at a position on one side of the top shell 35 corresponding to the large pulley 11, the large pulley 11 is in transmission connection with the small pulley 36 through the conveyor belt 37, the feeding opening 34 is disposed on one side of the top shell 35, and the feeding opening 34 is communicated with the trough 22.

By introducing the material into the hopper 31, the small pulley 36 is driven to rotate by the large pulley 11, so that the material enters the feed chute 32 to be crushed, and the crushed material is introduced into the feed chute 22 through the feed opening 34.

Referring to fig. 5, the heating mechanism 5 includes a sliding groove 51, a heating block 52, an electric heating wire 53, a threaded sleeve 54, a threaded rod 55 and a rod groove 56, the rod groove 56 is formed in the shell 21 below the trough 22, the sliding groove 51 is formed in the shell 21 between the trough 22 and the rod groove 56, the sliding groove 51 is communicated with the rod groove 56, the heating block 52 is inserted in the sliding groove 51 in an equidistant sliding manner, the threaded sleeve 54 is fixed at the bottom of the heating block 52, the threaded rod 55 is rotatably installed in the rod groove 56, one end of the threaded rod 55 penetrates through the threaded sleeve 54 to be rotatably connected with the inside of the rod groove 56, the threaded rod 55 is in threaded engagement with the threaded sleeve 54, and the electric heating wire 53 is fixedly installed in the heating block 52.

When the material is stirred in the trough 22, the reciprocating mechanism 4 works to enable the threaded rod 55 to rotate, the threaded sleeve 54 is enabled to rotate, the heating block 52 is connected with the threaded sleeve 54, the threaded sleeve 54 is limited and cannot rotate and can only slide, the heating block 52 slides at the bottom of the trough 22, and the material is heated and dissolved.

Referring to fig. 4, the reciprocating mechanism 4 includes a pinion 41, a sector gear 42, a central gear 43, a main gear 44, a pillar 45, a machine slot 46 and a second motor 47, the machine slot 46 is disposed below the trough 22 in the housing 21, the second motor 47 is installed in the machine slot 46, the pillars 45 are symmetrically installed on two sides of the second motor 47 in the housing 21, the main gear 44 is fixed on an output shaft of the second motor 47, the pinion 41 is fixed on the outer wall of the pillar 45 corresponding to the main gear 44, the main gear 44 is meshed with the pinion 41, the sector gear 42 is coaxially fixed on the outer wall of the pillar 45, the central gear 43 is fixed on one end of the threaded rod 55 corresponding to the sector gear 42, and the central gear 43 is meshed with the sector gear 42.

The main gear 44 is driven to rotate by the operation of the second motor 47, because the main gear 44 and the pinion 41 rotate synchronously, and because the sector gears 42 are symmetrically connected, the rotation of the sector gears 42 drives the central gear 43 to drive the threaded rod 55 to rotate in the forward direction, so that the heating block 52 slides to one side, and the sector gears 42 rotate to drive the central gear 43 to rotate in the reverse direction, so that the threaded rod 55 rotates in the reverse direction, and the threaded sleeve 54 slides in the reverse direction.

Referring to fig. 6, the contact surface of the fixing block 28 and the housing 21 is in a semi-arc shape, so that the vibration generated during the operation of the device is large, and the contact surface of the fixing block 28 and the housing 21 is in the semi-arc shape, thereby effectively positioning and protecting the housing 21.

In the scheme, when the material is required to be reshaped, the material to be reshaped is added into the feeding mechanism 3, the small leather wheel 36 is driven to rotate through the large leather wheel 11, the material is crushed firstly in the feeding chute 32, the crushed material is guided into the feeding chute 22 through the feed opening 34 and enters the material stirring mechanism 2 through the feed opening 34, when the material is stirred in the feeding chute 22, the reciprocating mechanism 4 works to rotate the threaded rod 55, the threaded sleeve 54 is rotated, the threaded sleeve 54 is connected with the threaded sleeve 54 through the heating block 52, the threaded sleeve 54 is limited and cannot rotate and can only slide, the heating block 52 slides at the bottom of the feeding chute 22, the material is heated and dissolved, the material is reshaped by the material stirring mechanism 2, the reciprocating mechanism 4 works, the heating mechanism 5 does reciprocating motion in the process, and the energy of the heating mechanism 5 is saved.

It is noted that, herein, relational terms such as first and second, and the like may be 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 apparatus 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 apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an energy-saving heating device for twin-screw extruder, includes organism (1), big pulley (11), pivot (12), first motor (13), organism (1) top fixed mounting has first motor (13), first motor (13) output shaft is fixed with pivot (12), pivot (12) outer wall is fixed with big pulley (11), its characterized in that: organism (1) top is kept away from first motor (13) one side and is provided with rotatable stirring material mechanism (2) of stirring, organism (1) top is located to stir and is provided with rotatable kibbling feed mechanism (3) between material mechanism (2) and first motor (13), stir inside reciprocating mechanism (4) that can realize the translation that is provided with of material mechanism (2), but stir inside heating mechanism (5) that is provided with multistation slip heating of material mechanism (2).

2. The energy-saving heating device for the twin-screw extruder according to claim 1, wherein: the material stirring mechanism (2) comprises a shell (21), a trough (22), a discharge hole (23), a first screw rod (24), a connecting block (25), a bottom block (26), a connecting groove (27) and a fixing block (28), wherein the fixing block (28) is fixed at the top of the machine body (1), the shell (21) is installed at the top of the fixing block (28), the discharge hole (23) is formed in one side of the shell (21), the trough (22) is formed in the shell (21), the trough (22) is communicated with the discharge hole (23), the bottom block (26) is fixed at the middle of the top end of the machine body (1), the connecting groove (27) is formed in the inner wall of the bottom block (26), the connecting block (25) is installed in the connecting groove (27) in a rotating mode, one end of the rotating shaft (12) is fixedly connected with the connecting block (25), the first screw rod (24) is installed in the trough (22) in a rotating mode, and one end of the first screw rod (24) is fixedly connected with the connecting block (25).

3. The energy-saving heating device for the twin-screw extruder according to claim 2, wherein: feed mechanism (3) are including hopper (31), feed chute (32), second screw rod (33), feed opening (34), top shell (35), little pulley (36) and conveyer belt (37), bottom block (26) top is fixed with top shell (35), feed chute (32) have been seted up to top shell (35) inside, top shell (35) top is fixed with hopper (31), second screw rod (33) are installed to feed chute (32) internal rotation, top shell (35) one side is located big pulley (11) and corresponds the position rotation and install little pulley (36), and is connected through conveyer belt (37) transmission between big pulley (11) and little pulley (36), feed opening (34) have been seted up to top shell (35) one side, and feed opening (34) and silo (22) intercommunication.

4. The energy-saving heating device for the twin-screw extruder according to claim 3, wherein: the heating mechanism (5) comprises a chute (51), a heating block (52), an electric heating wire (53), a threaded sleeve (54), a threaded rod (55) and a rod groove (56), a rod groove (56) is arranged in the shell (21) and below the trough (22), a sliding chute (51) is arranged between the trough (22) and the rod trough (56) in the shell (21), the sliding groove (51) is communicated with the rod groove (56), the heating blocks (52) are inserted in the sliding groove (51) in an equidistant sliding way, the bottom of the heating block (52) is fixed with a threaded sleeve (54), a threaded rod (55) is rotatably arranged in the rod groove (56), one end of the threaded rod (55) passes through the threaded sleeve (54) and is rotationally connected with the inside of the rod groove (56), and the threaded rod (55) is in threaded engagement with the threaded sleeve (54), and the heating block (52) is internally and fixedly provided with an electric heating wire (53).

5. The energy-saving heating device for the twin-screw extruder according to claim 4, wherein: reciprocating mechanism (4) includes pinion (41), sector gear (42), sun gear (43), master gear (44), pillar (45), quick-witted groove (46) and second motor (47), the quick-witted groove (46) has been seted up to inside silo (22) that is located of shell (21) below, quick-witted groove (46) internally mounted has second motor (47), lie in second motor (47) bilateral symmetry in shell (21) and install pillar (45), second motor (47) output shaft is fixed with master gear (44), the position that pillar (45) outer wall corresponds master gear (44) all is fixed with pinion (41), and master gear (44) and pinion (41) meshing connection, pillar (45) outer wall coaxial fixed have sector gear (42), threaded rod (55) one end is located sector gear (42) and corresponds the position and is fixed with sun gear (43), and the central gear (43) is meshed with the sector gear (42).

6. The energy-saving heating device for the twin-screw extruder according to claim 5, wherein: the contact surface of the fixed block (28) and the shell (21) is in a semi-arc shape.