CN213260983U

CN213260983U - Double-screw extruder

Info

Publication number: CN213260983U
Application number: CN202021162653.7U
Authority: CN
Inventors: 刘云龙; 何明明; 吕洪华; 华福明; 程国中; 朱幼明; 章成钦
Original assignee: Hangzhou Yongtong New Material Co Ltd
Current assignee: Hangzhou Yongtong New Material Co Ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-05-25
Anticipated expiration: 2030-06-22

Abstract

The utility model discloses a double screw extruder, including base and main part, the top left side of base is provided with first motor case, and the front end mid-mounting of first motor case has the fan, the drive shaft has been seted up on the right side of first motor case, and the right side of drive shaft is provided with second motor case, the right side of second motor case has linked up pipeline, and the top middle part of pipeline settles and have stoving mechanism, the main part sets up in pipeline's right side outer wall. This double screw extruder passes through the setting of fan, can absorb the air in workshop, when the air enters from the intake duct, because the filter layer is the network structure design, and then can carry out the separation to dust debris, the material that the adsorption block adopted is the active carbon after that for the air is after adsorbing the piece processing, can effectually adsorb harmful gas, reaches the purpose of purifying the workshop air, avoids the exhaust gas human body to inhale the health of back and receives harm.

Description

Double-screw extruder

Technical Field

The utility model relates to a double screw extruder technical field specifically is double screw extruder.

Background

The PVC cable material is particles prepared by taking polyvinyl chloride as basic resin, adding plasticizers such as a stabilizer, dioctyl phthalate, diisodecyl phthalate, dioctyl terephthalate, trioctyl trimellitate and the like, inorganic fillers such as calcium carbonate and the like, additives such as an auxiliary agent, a lubricant and the like, and mixing, kneading and extruding the materials. Wherein a double-screw extruder is required during the production and processing of the cable.

PVC cable material is when carrying out the production and processing, because during the material was annotated in production, the material can lead to weing with the air contact for damage and flaw appear easily in extrusion moulding's cable material, the gas influence workshop air circumstance's problem that produces because of the material is extruded easily during production simultaneously, for this reason, we propose the twin-screw extruder.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double screw extruder to the PVC cable material that proposes in solving above-mentioned background art is producing man-hour, because during the material was annotated in production, the material can lead to weing with the air contact, makes extrusion moulding's cable material appear damaged and flaw easily, extrudes the problem that the gas that produces influences workshop air circumstance easily because of the material during coproduction.

In order to achieve the above object, the utility model provides a following technical scheme: double screw extruder, including base and main part, the top left side of base is provided with first motor case, and the front end mid-mounting of first motor case has the fan, the drive shaft has been seted up on the right side of first motor case, and the right side of drive shaft is provided with the second motor case, the right side of second motor case has linked up pipeline, and the top middle part of pipeline settles and have stoving mechanism, the main part sets up in pipeline's right side outer wall, and the right side middle part of main part has seted up the discharge gate, the top right side of main part is fixed with purification mechanism, the bottom mid-mounting of main part has the third motor case.

Preferably, stoving mechanism includes storage compartment, sealed lid, driving motor, main shaft, switching axle, helical blade, spacing rectangular and heating pipe, and the top outer wall of storage compartment links up sealed lid, driving motor is installed in the left side of storage compartment, and driving motor's right side middle part has seted up the main shaft, the outer wall parcel of main shaft has the switching axle, and the top of switching axle links up helical blade, the inner wall right side of storage compartment is provided with spacing rectangular, and the heating pipe is installed to spacing rectangular inner wall.

Preferably, the diameter of the inner wall of the transfer shaft is matched with the diameter of the outer wall of the main shaft, and the helical blades are annularly distributed on the periphery of the outer wall of the transfer shaft.

Preferably, the limiting strips are symmetrically distributed about the vertical central line of the inner wall of the storage chamber, and the limiting strips are tightly attached to the heating pipe.

Preferably, purification mechanism includes spacing pillar, fan, admission line, filter layer, adsorbs piece and exhaust duct, and the inner wall mid-mounting of spacing pillar has the fan, the admission line has been seted up to the left side outer wall of fan, and the inner wall of admission line is provided with the filter layer, adsorb the piece and install in the bottom outer wall of fan, and the bottom outer wall of adsorbing the piece links up there is exhaust duct.

Preferably, the inside of spacing pillar is hollow column structure, and closely laminate each other between the inner wall of the outer wall of fan and spacing pillar.

Preferably, be fixed connection between the right side outer wall of admission line and the left side outer wall of fan, and communicate each other between admission line, fan, adsorption block and the exhaust duct.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this double screw extruder is through opening sealed lid, can pour into the inside of storage compartment with the material in proper order, meanwhile, power switch is opened, make driving motor drive the main shaft and carry out clockwise rotation, utilize mutually supporting between spiale and the driving motor, and then make and smash the dispersion to the material under helical blade's fast rotation, avoid the material to contact with the air for a long time and the condition that wets appears, the design of heating pipe simultaneously, can make the inside temperature of storage compartment promote to a certain extent, and then can carry out drying process to the material fast, avoid the material to wet and influence later stage ejection of compact quality.

2. This double screw extruder passes through the setting of fan, can absorb the air in workshop, when the air enters from the intake duct, because the filter layer is the network structure design, and then can carry out the separation to dust debris, the material that the adsorption block adopted is the active carbon after that for the air is after adsorbing the piece processing, can effectually adsorb harmful gas, reaches the purpose of purifying the workshop air, avoids the exhaust gas human body to inhale the health of back and receives harm.

Drawings

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

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

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a first motor case; 3. a fan; 4. a drying mechanism; 401. a storage chamber; 402. a sealing cover; 403. a drive motor; 404. a main shaft; 405. a transfer shaft; 406. a helical blade; 407. a limiting strip; 408. heating a tube; 5. a purification mechanism; 501. a limiting strut; 502. a fan; 503. an air intake duct; 504. a filter layer; 505. an adsorption block; 506. an exhaust duct; 6. a drive shaft; 7. a second motor case; 8. a delivery conduit; 9. a main body; 10. a third motor case; 11. and (4) a discharge port.

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. 1-3, the present invention provides a technical solution: the double-screw extruder comprises a base 1, a first motor box 2, a fan 3, a drying mechanism 4, a storage chamber 401, a sealing cover 402, a driving motor 403, a main shaft 404, a transfer shaft 405, a spiral blade 406, a limiting strip 407, a heating pipe 408, a purification mechanism 5, a limiting support 501, a fan 502, an air inlet pipeline 503, a filter layer 504, an adsorption block 505, an exhaust pipeline 506, a driving shaft 6, a second motor box 7, a conveying pipeline 8, a main body 9, a third motor box 10 and a discharge hole 11, wherein the first motor box 2 is arranged on the left side of the top end of the base 1, the fan 3 is arranged in the middle of the front end of the first motor box 2, the driving shaft 6 is arranged on the right side of the first motor box 2, the second motor box 7 is arranged on the right side of the driving shaft 6, the conveying pipeline 8 is connected to the right side of the second motor box 7, the drying mechanism 4 is arranged in the middle of the top end, a discharge hole 11 is formed in the middle of the right side of the main body 9, a purification mechanism 5 is fixed on the right side of the top end of the main body 9, a third motor box 10 is installed in the middle of the bottom end of the main body 9, a drying mechanism 4 comprises a storage chamber 401, a sealing cover 402, a driving motor 403, a spindle 404, an adapter shaft 405, a helical blade 406, a limiting strip 407 and a heating pipe 408, the sealing cover 402 is connected to the outer wall of the top end of the storage chamber 401, the driving motor 403 is installed on the left side of the storage chamber 401, the spindle 404 is installed in the middle of the right side of the driving motor 403, the adapter shaft 405 is wrapped on the outer wall of the spindle 404, the helical blade 406 is connected to the top end of the adapter shaft 405, the limiting strip 407 is arranged on the right side of the inner wall of the storage chamber 401, the heating pipe 408 is installed on the inner wall of the limiting strip 407, the limiting strips 407 are symmetrically distributed about the vertical center line of the inner wall of the storage chamber 401, and the limiting strips 407 and the heating pipe 408 are tightly attached to each other, materials can be sequentially injected into the storage chamber 401 by opening the sealing cover 402, and meanwhile, the power switch is turned on, so that the driving motor 403 can drive the spindle 404 to rotate clockwise, and the materials are broken and dispersed under the rapid rotation of the helical blades 406 by utilizing the mutual matching between the transfer shaft 405 and the driving motor 403, thereby avoiding the situation that the materials are wetted due to the long-time contact with air, and meanwhile, the temperature in the storage chamber 401 can be raised to a certain extent by the design of the heating pipe 408, so that the materials can be dried rapidly, and the influence of the materials on the later-stage discharging quality due to the wetting is avoided;

the purification mechanism 5 comprises a limit strut 501, a fan 502, an air inlet pipeline 503, a filter layer 504, an adsorption block 505 and an exhaust pipeline 506, wherein the fan 502 is arranged in the middle of the inner wall of the limit strut 501, the air inlet pipeline 503 is arranged on the outer wall of the left side of the fan 502, the filter layer 504 is arranged on the inner wall of the air inlet pipeline 503, the adsorption block 505 is arranged on the outer wall of the bottom end of the fan 502, the exhaust pipeline 506 is connected with the outer wall of the bottom end of the adsorption block 505, the limit strut 501 is hollow, the outer wall of the fan 502 and the inner wall of the limit strut 501 are tightly attached to each other, the outer wall of the right side of the air inlet pipeline 503 and the outer wall of the left side of the fan 502 are fixedly connected, the air inlet pipeline 503, the fan 502, the adsorption block 505 and the exhaust pipeline 506 are communicated with each other, air in a workshop can be absorbed through the arrangement of, and then can carry out the separation to dust debris, the material that adsorbs piece 505 adoption is active carbon after that for the air is handling through adsorbing piece 505 the back, can effectually adsorb harmful gas, reaches the purpose of purifying the workshop air, avoids waste gas exhaust human body to inhale the back health and receives the harm.

The working principle is as follows: for the double-screw extruder, firstly, the first motor box 2, the second motor box 7 and the third motor box 10 are sequentially distributed on the outer wall of the top end of the base 1 from left to right, the first motor box 2 can radiate the internal temperature under the condition of long-time operation through the arrangement of the fan 3, so as to achieve the effect of radiating and cooling, the actual service life of the extruder is prolonged, then, materials can be sequentially injected into the storage chamber 401 by opening the sealing cover 402, and meanwhile, the power switch is turned on, so that the driving motor 403 can drive the main shaft 404 to rotate clockwise, the material is broken and dispersed under the rapid rotation of the helical blades 406 by utilizing the mutual matching between the switching shaft 405 and the driving motor 403, the damp condition caused by the long-time contact of the materials with air is avoided, meanwhile, the design of the heating pipe 408 can ensure that the internal temperature of the storage chamber 401 can be raised to a certain extent, and then can carry out drying process to the material fast, avoid the material to receive damp influence later stage ejection of compact quality, transmit to inside main part 9 through pipeline 8 after the material is handled through the drying, make the material can extrusion moulding, simultaneously through the setting of fan 502, can absorb the air in workshop, when the air enters from admission line 503, because filter layer 504 is the network structure design, and then can carry out the separation to dust debris, the material that adsorbs piece 505 adoption is active carbon after that, make the air after adsorbing piece 505 processing, can effectually adsorb harmful gas, reach the purpose of purifying the workshop air, avoid waste gas exhaust human body to inhale the back health and receive harm, after main part 9 is processed the material, fashioned product can be extruded from discharge gate 11.

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. Twin-screw extruder, including base (1) and main part (9), its characterized in that: the utility model discloses a drying machine, including base (1), drive shaft (6), second motor case (7), conveying pipeline (8), drying mechanism (4) are settled to the right side of just driving shaft (6), and discharge gate (11) have been seted up at the right side middle part of second motor case (7), the top right side of main part (9) is fixed with purification mechanism (5), the bottom mid-mounting of main part (9) has third motor case (10), and the front end mid-mounting of first motor case (2) has fan (3), drive shaft (6) have been seted up on the right side of first motor case (2), and the right side of drive shaft (6), the right side of second motor case (7) links up pipeline (8), and the top middle part of pipeline (8) settles and have stoving mechanism (4), main part (9) set up in the right side.

2. The twin-screw extruder according to claim 1, characterized in that: drying mechanism (4) include storage compartment (401), sealed lid (402), driving motor (403), main shaft (404), switching shaft (405), helical blade (406), spacing rectangular (407) and heating pipe (408), and the top outer wall of storage compartment (401) links up sealed lid (402), driving motor (403) are installed in the left side of storage compartment (401), and driving motor (403)'s right side middle part has seted up main shaft (404), the outer wall parcel of main shaft (404) has switching shaft (405), and the top of switching shaft (405) links up helical blade (406), the inner wall right side of storage compartment (401) is provided with spacing rectangular (407), and heating pipe (408) are installed to the inner wall of spacing rectangular (407).

3. The twin-screw extruder according to claim 2, characterized in that: the diameter of the inner wall of the transfer shaft (405) is matched with the diameter of the outer wall of the main shaft (404), and the helical blades (406) are annularly distributed on the periphery of the outer wall of the transfer shaft (405).

4. The twin-screw extruder according to claim 2, characterized in that: spacing rectangular (407) are the symmetric distribution about the vertical central line of inner wall of storage compartment (401), and closely laminate between spacing rectangular (407) and heating pipe (408).

5. The twin-screw extruder according to claim 1, characterized in that: purification mechanism (5) are including spacing pillar (501), fan (502), admission line (503), filter layer (504), adsorb piece (505) and exhaust duct (506), and the inner wall mid-mounting of spacing pillar (501) has fan (502), admission line (503) have been seted up to the left side outer wall of fan (502), and the inner wall of admission line (503) is provided with filter layer (504), adsorb piece (505) and install in the bottom outer wall of fan (502), and the bottom outer wall of adsorbing piece (505) links up exhaust duct (506).

6. The twin-screw extruder according to claim 5, characterized in that: the inside of spacing pillar (501) is hollow column structure, and closely laminate each other between the inner wall of the outer wall of fan (502) and spacing pillar (501).

7. The twin-screw extruder according to claim 5, characterized in that: the right outer wall of the air inlet pipeline (503) is fixedly connected with the left outer wall of the fan (502), and the air inlet pipeline (503), the fan (502), the adsorption block (505) and the exhaust pipeline (506) are communicated with each other.