CN210415458U

CN210415458U - Conical double-screw extruder

Info

Publication number: CN210415458U
Application number: CN201921127193.1U
Authority: CN
Inventors: 朱晓军
Original assignee: Wuxi Jinkaisheng Machinery Manufacturing Co ltd
Current assignee: Wuxi Jinkaisheng Machinery Manufacturing Co ltd
Priority date: 2019-07-18
Filing date: 2019-07-18
Publication date: 2020-04-28
Anticipated expiration: 2029-07-18

Abstract

The utility model discloses a toper double screw extruder, including the extruder body, extruder body discharge gate outer wall has the connecting pipe through the screw fixation, and connecting pipe one end has a stub bar through the bolt fastening, the stub bar is opened there is long banding opening to the stub bar, open the logical groove that is linked together in stub bar both sides, and lead to the inslot wall and insert the fly leaf that is equipped with two symmetries, two the fly leaf top all is equipped with the connecting rod, and the outer wall welding of connecting rod one side has the rack, the stub bar top has the center pillar through the screw fixation, and the inside cavity that opens of center pillar, the cavity inner wall rotates and is connected with the gear, and gear top and bottom mesh in two racks respectively, gear connection has the regulation head. The utility model discloses the opening width of play stub bar can be adjusted, and then can produce the product of different width, reduces the number of times that the stub bar was changed effectively, improves production efficiency, and convenient the dismantlement is with overhauing, and the practicality is strong.

Description

Conical double-screw extruder

Technical Field

The utility model relates to an extruder technical field especially relates to a toper double screw extruder.

Background

The double-screw extruder is developed on the basis of a single-screw extruder, and has the characteristics of good feeding performance, mixing and plasticizing performance, exhaust performance, extrusion stability and the like, so that the double-screw extruder is widely applied to molding and processing of extruded products at present.

The product shape of twin-screw extruder is decided by the shape of stub bar, and this results in twin-screw extruder when using, needs to require frequent change stub bar according to different products, and troublesome poeration, in addition, can show the dead condition of stub bar stifled often in the extruder use, and the dismantlement and the clearance and the volume of stub bar are very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a conical double-screw extruder.

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

the utility model provides a toper double screw extruder, includes the extruder body, extruder body discharge gate outer wall has the connecting pipe through the screw fixation, and connecting pipe one end has a stub bar through the bolt fastening, the stub bar is opened there is long banding opening to the stub bar, open the stub bar both sides has logical groove that is linked together, and leads to the inslot wall and insert the fly leaf that is equipped with two symmetries, two the fly leaf top all is equipped with the connecting rod, and the outer wall welding of connecting rod one side has the rack, the stub bar top has the center pillar through the screw fixation, and the inside cavity that opens of center pillar, the cavity inner wall rotates and is connected with the gear, and gear top and bottom mesh in two racks respectively, gear connection has the regulation head, the discharge gate outer wall and the connecting pipe one side of extruder body all are equipped with the ring flange.

Preferably, the outer wall of one end of the connecting pipe close to the discharging head is provided with a convex strip, and the outer wall of one side of the movable plate is provided with a sliding groove matched with the convex strip.

Preferably, the movable plate is provided with a blocking edge at one side of the outer wall of the side far away from the connecting pipe, and the specification of the blocking edge is matched with the specification of the through opening of the discharging head.

Preferably, the bottom of the middle column is provided with an arc-shaped seat matched with the discharging head, and the arc-shaped seat is fixed at the top of the discharging head through a bolt.

Preferably, the outer wall of one side of the connecting pipe, which is close to the discharge head, is provided with threaded holes distributed at equal intervals, the outer wall of the discharge head is provided with through holes corresponding to the threaded holes one to one, and the inner walls of the through holes are inserted with connecting bolts.

Preferably, the outer wall of the adjusting head is sleeved with a rubber sleeve, and the outer wall of the rubber sleeve is provided with anti-skid lines.

The utility model has the advantages that:

1. through the setting of adjusting head, rack and fly leaf, the opening width that makes to reacing the stub bar can be adjusted, and then can produce the product of different width, reduces the number of times that the stub bar was changed effectively, improves production efficiency.

2. When the ejection of compact head is stifled, pull down connecting bolt and can take off out stub bar and fly leaf, fly leaf and ejection of compact head do not have rigid connection relation, take off the center pillar and can realize the separation of fly leaf, convenient dismantlement and maintenance, and the practicality is strong.

Drawings

FIG. 1 is a schematic view of a connection structure of a connection pipe and a discharge head of a conical twin-screw extruder provided by the present invention;

FIG. 2 is a schematic side view of a discharge head of a conical twin-screw extruder according to the present invention;

FIG. 3 is a schematic side view of a connecting pipe of a conical twin-screw extruder according to the present invention;

fig. 4 is a schematic structural diagram of a conical twin-screw extruder provided by the utility model.

In the figure: 1 extruder body, 2 connecting pipes, 3 stub bars, 4 movable plates, 5 connecting rods, 6 racks, 7 center pillars, 8 adjusting heads, 9 flange plates, 10 raised lines, 11 retaining edges, 12 arc-shaped seats and 13 connecting bolts.

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.

Referring to fig. 1-4, a conical twin-screw extruder comprises an extruder body 1, a connecting pipe 2 is fixed on the outer wall of a discharge port of the extruder body 1 through a screw, a discharge head 3 is fixed at one end of the connecting pipe through a bolt, the discharge head 3 is provided with a strip-shaped through hole, through grooves communicated with each other are formed on two sides of the discharge head 3, two symmetrical movable plates 4 are inserted into the inner wall of each through groove, connecting rods 5 are arranged on the tops of the two movable plates 4, racks 6 are welded on the outer wall of one side of each connecting rod 5, a center pillar 7 is fixed on the top of the discharge head 3 through a screw, a cavity is formed inside the center pillar 7, a gear is rotatably connected with the inner wall of the cavity, the top and the bottom of the gear are respectively meshed with the two racks 6, the gear is connected with an adjusting head 8, flanges 9 are arranged on the outer wall of the discharge port, 4 one side outer walls of fly leaf 4 are equipped with the spout with sand grip 10 looks adaptation, one side outer wall department that connecting pipe 2 was kept away from to fly leaf 4 is equipped with keeps off along 11, keep off along 11 specification and the opening specification looks adaptation of ejection of compact head 3, center pillar 7 bottom is equipped with the arc seat 12 with 3 looks adaptations of ejection of compact head, arc seat 12 is fixed in ejection of compact head 3 top through the bolt, connecting pipe 2 is close to one side outer wall of ejection of compact head 3 and opens the screw hole that has the equidistance and distributes, 3 outer walls of ejection of compact head are opened the through-hole with the screw hole one-to-one, the through-hole inner wall is all inserted and is equipped with connecting

bolt

13, 8 outer walls of regulation.

The working principle is as follows: through adjusting head 8, rack 6 and fly leaf 4's setting, make to adjust and adjust head 8 and can realize the opening width regulation of stub bar 3, and then can produce the product of different width, reduce the number of times that stub bar 3 was changed effectively, improve production efficiency, when stub bar 3 stops up, pull down connecting bolt 13 and can take off stub bar 3 and fly leaf 4, fly leaf 4 does not have rigid connection relation with stub bar 3, the separation that fly leaf 4 can be realized to the center pillar 7 of taking off, convenient dismantlement and maintenance, therefore, the clothes hanger is strong in practicability.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A conical double-screw extruder comprises an extruder body (1) and is characterized in that a connecting pipe (2) is fixed on the outer wall of a discharge port of the extruder body (1) through screws, a discharge head (3) is fixed at one end of the connecting pipe through a bolt, a long strip-shaped through hole is formed in the discharge head (3), through grooves communicated with each other are formed in two sides of the discharge head (3), two symmetrical movable plates (4) are inserted into the inner walls of the through grooves, a connecting rod (5) is arranged at the tops of the two movable plates (4), racks (6) are welded on the outer wall of one side of the connecting rod (5), a center pillar (7) is fixed at the top of the discharge head (3) through screws, a cavity is formed in the center pillar (7), a gear is rotatably connected to the inner wall of the cavity, the top and the bottom of the gear are respectively meshed with the two racks (6), and an, the extruder is characterized in that flange plates (9) are arranged on the outer wall of a discharge port of the extruder body (1) and one side of the connecting pipe (2), and the two flange plates (9) are fastened and matched through bolts.

2. The conical twin-screw extruder according to claim 1, wherein the connecting pipe (2) is provided with a raised line (10) on the outer wall of the end near the discharge head (3), and the movable plate (4) is provided with a sliding groove matched with the raised line (10) on the outer wall of one side.

3. The conical twin-screw extruder according to claim 1, characterized in that a blocking edge (11) is arranged on the outer wall of the movable plate (4) far away from the connecting pipe (2), and the size of the blocking edge (11) is matched with the size of the through opening of the discharge head (3).

4. A conical twin-screw extruder according to claim 1, characterised in that the bottom of the center pillar (7) is provided with an arc-shaped seat (12) adapted to the discharge head (3), and the arc-shaped seat (12) is fixed to the top of the discharge head (3) by bolts.

5. The conical twin-screw extruder according to claim 1, characterized in that the outer wall of the connecting pipe (2) near the discharge head (3) is provided with threaded holes distributed at equal intervals, the outer wall of the discharge head (3) is provided with through holes corresponding to the threaded holes one by one, and the inner walls of the through holes are provided with connecting bolts (13) respectively.

6. The conical twin-screw extruder according to claim 1, characterized in that the outer wall of the adjusting head (8) is sleeved with a rubber sleeve, and the outer wall of the rubber sleeve is provided with anti-skid lines.