CN212266616U

CN212266616U - Screw extruder with screw convenient to disassemble

Info

Publication number: CN212266616U
Application number: CN202020843492.1U
Authority: CN
Inventors: 丁清景; 唐国太
Original assignee: Fujian Xinbang New Material Technology Co ltd
Current assignee: Fujian Xinbang New Material Technology Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-01-01
Anticipated expiration: 2030-05-20

Abstract

The utility model discloses a screw extruder convenient for disassembling a screw, which comprises a machine head die, one end of the machine head die is connected with a sleeve, the electric heater is sleeved on the edge part of the outer surface of the sleeve in equal distance, the middle part of the inner wall of the sleeve is connected with the screw, a square hole is arranged in the middle part of one end of the screw, a connecting block is arranged in the middle part of the inner wall of the square hole, one end of the connecting block is connected with a stepping motor, the middle part of the bottom end of the stepping motor is fixedly provided with a connecting seat, the edge part of the outer surface of the connecting seat is connected with a concave plate, the concave plate is connected with the connecting seat through a threaded rod, the bottom edge part of the concave plate is connected with a bottom plate, the screw can be conveniently installed and disassembled through the sleeve, the time required when further having reduced screw rod installation and dismantling, this mode easy operation is convenient to use.

Description

Screw extruder with screw convenient to disassemble

Technical Field

The utility model relates to a screw extruder technical field specifically is the screw extruder of convenient dismantlement screw rod.

Background

The screw extruder is characterized in that materials can be fully plasticized and uniformly mixed by means of pressure and shearing force generated by rotation of a screw, and the plastic extruder can be basically classified into a double-screw extruder, a single-screw extruder, a rare multi-screw extruder and a non-screw extruder through a neck mold;

but the existing screw extruder is inconvenient to disassemble after the screw is installed, so that the disassembling difficulty of the screw is increased, the time required by the screw during disassembling is further increased, the used screw is inconvenient to maintain and clean, and the difficulty of maintaining and cleaning the screw is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a conveniently dismantle screw extruder of screw rod can effectively solve the but current screw extruder who proposes among the above-mentioned background art because the dismantlement of being not convenient for after the screw rod installation, and then increased the dismantlement degree of difficulty of screw rod, further increased the screw rod required time when dismantling, be not convenient for maintain and clear up the screw rod after using moreover, increased the problem of screw rod maintenance and clearance.

In order to achieve the above object, the utility model provides a following technical scheme: the screw extruder convenient for disassembling the screw comprises a machine head die, wherein one end of the machine head die is connected with a sleeve, electric heaters are sleeved on the edge part of the outer surface of the sleeve at equal intervals, the middle part of the inner wall of the sleeve is connected with the screw, a square hole is formed in the middle part of one end of the screw, a connecting block is arranged in the middle part of the inner wall of the square hole, one end of the connecting block is connected with a stepping motor, a connecting seat is fixedly arranged in the middle part of the bottom end of the stepping motor, the edge part of the outer surface of the connecting seat is connected with a concave plate, the concave plate is connected with the connecting seat through a threaded rod, the edge part of the bottom end of the concave plate is connected with a;

the equal fixed mounting in aircraft nose mould terminal surface both sides has the spliced pole, spliced pole one end is connected with the connecting plate, the riser has all been welded to connecting plate top both sides, the spacing groove has been seted up at riser inner wall middle part, the connecting plate top corresponds spacing inslot wall limit portion position department fixed mounting has reset spring, the welding of reset spring top has the movable block, the welding of movable block top has the carriage release lever, the welding of carriage release lever top has the handle of drawing, carriage release lever bottom middle part fixed mounting has the cutting knife, the connecting plate top corresponds cutting knife bottom limit portion and has seted up cutting groove, step motor's input and the output electric connection of commercial power.

Preferably, the moving block is located inside the limiting groove, and the outer diameter of the moving block is equal to the inner diameter of the limiting groove.

Preferably, the cross sections of the sliding groove and the sliding block are T-shaped, the sliding block is located inside the sliding groove, the concave plate and the bottom plate are connected through the sliding groove and the sliding block, and the edge of the outer surface of the fixing pin is sleeved with the nut.

The feeder hopper is installed in the embedding of sleeve top one side limit portion, feeder hopper surface limit portion is connected with the snap ring, snap ring inner wall middle part is connected with metal filters, the welding of snap ring top limit portion has the horizontal pole, horizontal pole top middle part fixed mounting has the motor, motor bottom middle part fixedly connected with rotates the post, it installs the dwang to rotate post surface equidistance, the input of motor and the output electric connection of external power source.

Preferably, the quantity of dwang sets up to two altogether the welding of dwang bottom limit portion equidistance has the pole setting.

Preferably, the shape of snap ring is concave type, laminate each other between snap ring and the feeder hopper top limit portion.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model is scientific and reasonable, convenience safe in utilization:

1. through sleeve, square hole, connecting block, step motor, connecting seat, concave template, threaded rod, spout, slider, lead screw and fixed pin, can be convenient for install and dismantle the screw rod, reduced the installation of screw rod and dismantled the degree of difficulty, required time when further having reduced the screw rod installation and dismantling, this mode easy operation is convenient to use, the clearance of being convenient for.

2. Through spliced pole, connecting plate, riser, spacing groove, reset spring, movable block, carriage release lever, draw handle, cutting knife and cut groove, can be convenient for cut the material after the extrusion, reduced the cutting degree of difficulty of extrusion back material, the degree of difficulty that resets of cutting knife can be convenient for simultaneously, has reduced the degree of difficulty that resets of cutting knife.

3. Through feeder hopper, snap ring, metal filters, horizontal pole, motor, rotation post and dwang, can filter the material that enters into the sleeve inside, prevent that too big plastic granules card from going into the inside phenomenon of sleeve to the normal operating of the extruder of being convenient for.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the mounting structure of the connecting block of the present invention;

fig. 3 is a schematic view of the mounting structure of the return spring of the present invention;

fig. 4 is a schematic structural view of the rotating rod of the present invention;

reference numbers in the figures: 1. a machine head mould; 2. an electric heater; 3. a screw; 4. a sleeve; 5. a square hole; 6. connecting blocks; 7. a stepping motor; 8. a connecting seat; 9. a concave plate; 10. a threaded rod; 11. a chute; 12. a slider; 13. a screw rod; 14. a fixing pin; 15. connecting columns; 16. a connecting plate; 17. a vertical plate; 18. a limiting groove; 19. a return spring; 20. a moving block; 21. a travel bar; 22. pulling a handle; 23. a cutting knife; 24. cutting the groove; 25. a feed hopper; 26. a snap ring; 27. a metal filter screen; 28. a cross bar; 29. a motor; 30. rotating the column; 31. rotating the rod; 32. a base plate.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in figures 1-4, the utility model provides a screw extruder with a technical scheme of conveniently disassembling a screw, which comprises a machine head die 1, one end of the machine head die 1 is connected with a sleeve 4, an electric heater 2 is sleeved on the outer surface edge of the sleeve 4 at equal distance, the middle part of the inner wall of the sleeve 4 is connected with a screw 3, the middle part of one end of the screw 3 is provided with a square hole 5, the middle part of the inner wall of the square hole 5 is provided with a connecting block 6, one end of the connecting block 6 is connected with a stepping motor 7, the middle part of the bottom end of the stepping motor 7 is fixedly provided with a connecting seat 8, the outer surface edge of the connecting seat 8 is connected with a concave plate 9, the concave plate 9 is connected with the connecting seat 8 through a threaded rod 10, the bottom edge of the concave plate 9 is connected with a bottom plate 32, the middle part of the top, 14 surface limit portions of fixed pin have cup jointed the nut, 11 inner walls middle parts of spout are provided with slider 12, and bottom plate 32 one end middle part through connection has lead screw 13, connects through fixed pin 14 between screw rod 3 and the connecting block 6, and the removal of slider 12 of can being convenient for has reduced slider 12's the removal degree of difficulty, can carry on spacingly to slider 12 simultaneously.

Equal fixed mounting in aircraft nose mould 1 terminal surface both sides has spliced pole 15, spliced pole 15 one end is connected with connecting plate 16, riser 17 has all been welded to connecting plate 16 top both sides, spacing groove 18 has been seted up at riser 17 inner wall middle part, connecting plate 16 top corresponds 18 inner wall limit portion position department fixed mounting in spacing

groove

19, 19 welding in the top of reset spring has movable block 20, movable block 20 is located inside spacing groove 18, the external diameter of movable block 20 equals the internal diameter of spacing groove 18, can carry out spacingly to movable block 20, prevent that the position of movable block 20 from taking place the phenomenon of removal, 20 welding in the top of movable block has

carriage release lever

21, 21 welding in the top of carriage release lever has

handle

22, 21 bottom middle part fixed mounting of carriage release lever has cutting

knife

23, 16 tops correspond cutting knife 23 bottom limit portion and have seted up cutting groove 24.

A feed hopper 25 is embedded in one side edge part of the top end of the sleeve 4, a snap ring 26 is connected with the outer surface edge part of the feed hopper 25, the snap ring 26 is concave, the snap ring 26 and the top end edge part of the feed hopper 25 are mutually attached, the snap ring 26 can be conveniently installed, simultaneously, can be spacing to snap ring 26, prevent that the position of snap ring 26 from taking place the phenomenon of removal, snap ring 26 inner wall middle part is connected with metal filters 27, the welding of snap ring 26 top limit portion has horizontal pole 28, horizontal pole 28 top middle part fixed mounting has motor 29, motor 29 bottom middle part fixedly connected with rotation post 30, dwang 31 is installed to 30 surface equidistance of rotation post, dwang 31's quantity sets up to two altogether, the welding of two dwang 31 bottom limit portion equidistance has the pole setting, can overturn the plastic granules on metal filters 27, the upset degree of difficulty of plastic granules has been reduced, the input of motor 29 and the output electric connection of external power.

The utility model discloses a theory of operation and use flow: in the actual use process of the screw extruder convenient for disassembling the screw, the screw 3 is placed into the sleeve 4, then the screw 13 is rotated, the screw 13 drives the slider 12 to move along the inside of the sliding groove 11, so that the concave plate 9 is driven to move, when the connecting block 6 is superposed with the central point of the square hole 5, the threaded rod 10 is rotated, the threaded rod 10 drives the connecting seat 8 to move in the concave plate 9, so that the connecting block 6 enters the square hole 5, then the fixing pin 14 is utilized to connect the connecting block 6 with the screw 3, the screw 3 can be conveniently assembled and disassembled, the assembling and disassembling difficulty of the screw 3 is reduced, the time required by the screw 3 during assembling and disassembling is further reduced, and the method is simple to operate and convenient to use;

then the material enters the metal filter screen 27 inside the snap ring 26 along the feed hopper 25, the particles smaller than the aperture of the metal filter screen 27 enter the feed hopper 25, at the moment, the motor 29 is connected with a power supply and starts to rotate, the rotating column 30 is driven to rotate when the motor 29 rotates, the rotating column 30 is driven to rotate, the rotating rod 31 is driven to rotate when the rotating column 31 rotates, the plastic particles on the surface of the metal filter screen 27 are overturned when the rotating rod 31 rotates, so that the material can enter the feed hopper 25 conveniently, meanwhile, the material entering the inside of the sleeve 4 can be screened, the phenomenon that the overlarge plastic particles are clamped into the inside of the sleeve 4 is prevented, and the normal operation of the extruder is facilitated;

finally, electric heater 2 heats 4 insides of sleeve, thereby be convenient for plastic granules's extrusion, the inside material of screw rod 3 is extruded along aircraft nose mould 1, and when the material of extruding needs to be decided, the user hand is pressed and is drawn handle 22, draw handle 22 extrusion carriage release lever 21, carriage release lever 21 drives movable block 20 and cutting knife 23 respectively and removes, this moment movable block 20 extrusion reset spring 19, thereby make reset spring 19 shrink, cutting knife 23 cuts the material after the extrusion simultaneously, and during the cutting, cutting knife 23 enters into inside cutting groove 24, can be convenient for cut the material after the extrusion, the cutting degree of difficulty of the material after the extrusion has been reduced, the reseing of cutting knife 23 of can being convenient for simultaneously, the degree of difficulty that resets of cutting knife 23 has been reduced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Screw extruder of screw rod is conveniently dismantled, including aircraft nose mould (1), aircraft nose mould (1) one end is connected with sleeve (4), electric heater (2) have been cup jointed to sleeve (4) surface limit portion equidistance, sleeve (4) inner wall middle part is connected with screw rod (3), its characterized in that: the middle part of one end of the screw rod (3) is provided with a square hole (5), the middle part of the inner wall of the square hole (5) is provided with a connecting block (6), one end of the connecting block (6) is connected with a stepping motor (7), the middle part of the bottom end of the stepping motor (7) is fixedly provided with a connecting seat (8), the edge part of the outer surface of the connecting seat (8) is connected with a concave plate (9), the concave plate (9) and the connecting seat (8) are connected through a threaded rod (10), the edge part of the bottom end of the concave plate (9) is connected with a bottom plate (32), the middle part of the top end of the bottom plate (32) is provided with a sliding chute (11), the middle part of the inner wall of the sliding chute (11) is provided with a sliding block (12), the middle;

connecting columns (15) are fixedly arranged on two sides of one end face of the machine head die (1), one end of the connecting column (15) is connected with a connecting plate (16), vertical plates (17) are welded on two sides of the top end of the connecting plate (16), a limit groove (18) is arranged in the middle of the inner wall of the vertical plate (17), a reset spring (19) is fixedly arranged at the top end of the connecting plate (16) corresponding to the edge of the inner wall of the limit groove (18), a moving block (20) is welded at the top end of the return spring (19), a moving rod (21) is welded at the top end of the moving block (20), a pull handle (22) is welded at the top end of the movable rod (21), a cutting knife (23) is fixedly arranged in the middle of the bottom end of the movable rod (21), cutting grooves (24) are formed in the top end of the connecting plate (16) corresponding to the edge portion of the bottom end of the cutting knife (23), and the input end of the stepping motor (7) is electrically connected with the output end of a mains supply.

2. The screw extruder facilitating screw disassembly according to claim 1, wherein: the moving block (20) is located inside the limiting groove (18), and the outer diameter of the moving block (20) is equal to the inner diameter of the limiting groove (18).

3. The screw extruder facilitating screw disassembly according to claim 1, wherein: the cross section of spout (11) and slider (12) is the T type, slider (12) are located inside spout (11), connect through spout (11) and slider (12) between concave plate (9) and bottom plate (32), fixed pin (14) surface limit portion has cup jointed the nut.

4. The screw extruder facilitating screw disassembly according to claim 1, wherein: feeder hopper (25) are installed in the embedding of sleeve (4) top one side limit portion, feeder hopper (25) surface limit portion is connected with snap ring (26), snap ring (26) inner wall middle part is connected with metal filters (27), the welding of snap ring (26) top limit portion has horizontal pole (28), horizontal pole (28) top middle part fixed mounting has motor (29), motor (29) bottom middle part fixedly connected with rotates post (30), it installs dwang (31) to rotate post (30) surface equidistance, the input of motor (29) and the output electric connection of external power source.

5. A screw extruder with screw easy to disassemble according to claim 4, wherein: the quantity of dwang (31) sets up to two altogether dwang (31) bottom limit portion equidistance welding has the pole setting.

6. A screw extruder with screw easy to disassemble according to claim 4, wherein: the shape of snap ring (26) is concave type, laminate each other between snap ring (26) and feeder hopper (25) top limit portion.