CN220113962U

CN220113962U - Screw extruder

Info

Publication number: CN220113962U
Application number: CN202321407572.2U
Authority: CN
Inventors: 靖文龙
Original assignee: Foshan Canglong New Material Co ltd
Current assignee: Foshan Canglong New Material Co ltd
Priority date: 2023-06-05
Filing date: 2023-06-05
Publication date: 2023-12-01
Anticipated expiration: 2033-06-05

Abstract

The utility model provides a screw extruder, which relates to the technical field of screw extruders and comprises a base, wherein a supporting plate is arranged at the top end of the base, a plurality of brackets are provided with the screw extruder, one end of the screw extruder is provided with a discharge hole, a cleaning mechanism is sleeved outside the discharge hole and comprises a mounting plate and a driven gear, one side of the driven gear is provided with a pair of automatic telescopic rods, one end of each automatic telescopic rod is provided with a rotary table, both ends of the inside of each rotary table are provided with a fixed block, one end of each fixed block is provided with a scraper, one side, close to the supporting plate, of the top end of the base is fixedly provided with a mounting box, the top end of the mounting box is fixedly provided with a mounting rack, the top end of the mounting rack is provided with a processing mechanism, the processing mechanism comprises a processing box and a cover plate, and the inside of the processing box is fixedly provided with a magnetic rack. The utility model can effectively clean the discharge hole and simultaneously avoid the damage to the screw caused by the entry of metal sundries in the material into the extruder.

Description

Screw extruder

Technical Field

The utility model belongs to the technical field of screw extruders, and particularly relates to a screw extruder.

Background

Screw extruders are widely used in the plastics processing industry as a common extruder device. The screw extruder is characterized by high yield, good plasticization and low energy consumption by means of pressure and shearing force generated by screw rotation, so that materials can be mixed and plasticized and molded through a die of a machine head.

Based on the above, the present inventors found that the following problems exist: after the existing screw extruder extrudes melt, accumulated materials can be accumulated at the discharge hole, the discharge hole is blocked after long-term cleaning is not performed, extrusion efficiency of the extruder is affected, meanwhile, when materials to be processed are directly placed into the screw extruder, if iron or metal impurities are contained in the materials, the materials enter the extruder, and the screw is easily damaged.

Accordingly, in view of the above, research and improvement have been made to the conventional structure and the conventional drawbacks, and a screw extruder is provided for achieving the purpose of having more practical value.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a screw extruder for solving the problems in the prior art.

The purpose and the effect of the screw extruder are achieved by the following specific technical means:

the utility model provides a screw extruder, includes the base, the backup pad is installed on the base top, a plurality of supports are installed to backup pad top equidistance, a plurality of support mounting has the screw extruder, the discharge gate has been seted up to screw extruder one end, the outside cover of discharge gate is equipped with clearance mechanism, clearance mechanism includes mounting panel and driven gear, driven gear one side fixed mounting has a pair of automatic telescopic link, a pair of automatic telescopic link one end is installed the carousel, the fixed block is all installed at the inside both ends of carousel, scraper is all installed to fixed block one end, scraper one side fixed mounting has the scraper blade, base top is close to backup pad one side fixed mounting and is installed the case, installation case top fixed mounting has the mounting bracket, the mounting bracket top is equipped with processing mechanism, processing mechanism includes processing case and apron, processing case internally fixed installs the magnetic frame.

Further, a motor is fixedly arranged at the top end of the mounting plate, a driving gear is sleeved at the output end of the motor, and the driving gear and the driven gear are meshed with each other.

Further, the sliding blocks are arranged on two sides of the inside of the treatment box, sliding grooves are formed in two sides of the outside of the cover plate, and the sliding blocks are matched with the sliding grooves and are in sliding connection.

Further, a cylinder is fixedly arranged on one side of the outer portion of the treatment box, a fixing plate is fixedly arranged at the output end of the cylinder, the fixing plate is of an inverted L shape, and one side of the fixing plate is fixedly connected with one side of the cover plate.

Further, the feed inlet has been seted up on screw extruder top, feed inlet one end fixed mounting has auger conveyer, the outside one side of treatment box is equipped with the observation window, just treatment box bottom fixed mounting has the hopper, auger conveyer other end runs through the hopper.

Further, driving motor is fixedly installed inside the installation box, a screw is installed inside the screw extruder, the output end of the driving motor is in transmission connection with one end of the screw, and a metering valve is fixedly installed at one end of the inside of the screw extruder, which is close to the discharge hole.

Furthermore, the guard rail is welded and fixed on two sides of the top end of the base, and the guard rail belongs to stainless steel materials.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the screw extruder, the motor is started to rotate, so that the driving gear rotates, the driven gear rotates due to the meshing of the driving gear and the driven gear, the turntable and the scrapers rotate along with the driven gear through the pair of automatic telescopic rods arranged between the driven gear and the turntable, the discharge port is cleaned by the pair of scrapers, and meanwhile, the distance between the turntable, the scrapers and the discharge port can be adjusted through the pair of automatic telescopic rods;

2. according to the screw extruder, the cover plate is limited through the sliding grooves on two sides of the cover plate and the sliding blocks in the treatment box, meanwhile, the fixed plate and the cover plate can be moved through starting the air cylinder, so that the treatment box and the cover plate can be opened and closed, when materials need to be placed in, the cover plate can be moved to the outside of the treatment box through the air cylinder, when the treatment box and the cover plate need to be closed, sundries are prevented from falling into the treatment box through the air cylinder, the cover plate can be moved to the inside of the treatment box, and iron and metallic impurities contained in the materials can be adsorbed through the magnetic frame; the utility model has the advantages of simple and reasonable structure, novel design, simple and convenient operation, can effectively clean the discharge hole, improves the extrusion efficiency of the extruder, simultaneously avoids the damage to the screw caused by the entry of metal sundries in the material into the extruder, and has higher practical value.

Drawings

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is a schematic perspective view of the cleaning mechanism of the present utility model.

Fig. 3 is a schematic perspective view of the treatment mechanism of the present utility model.

Fig. 4 is a schematic view in partial plan cross-section of the present utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

100. a base; 1001. a guard rail; 1002. a mounting box; 1003. a mounting frame; 1004. a support plate; 1005. a screw extruder; 1006. a feed inlet; 1007. an auger conveyor; 1008. a discharge port; 1009. a metering valve; 200. a cleaning mechanism; 2001. a mounting plate; 2002. a motor; 2003. a drive gear; 2004. a driven gear; 2005. an automatic telescopic rod; 2006. a turntable; 2007. a fixed block; 2008. a scraper; 300. a processing mechanism; 3001. a treatment box; 3002. a slide block; 3003. a cover plate; 3004. a chute; 3005. a cylinder; 3006. a fixing plate; 3007. a magnetic frame; 3008. an observation window; 3009. and (3) a hopper.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

Examples:

as shown in fig. 1 to 4:

the utility model provides a screw extruder, which comprises a base 100, wherein a supporting plate 1004 is arranged at the top end of the base 100, a plurality of brackets are equidistantly arranged at the top end of the supporting plate 1004, a screw extruder 1005 is arranged at a plurality of brackets, a discharge port 1008 is formed at one end of the screw extruder 1005, a cleaning mechanism 200 is sleeved outside the discharge port 1008, the cleaning mechanism 200 comprises a mounting plate 2001 and a driven gear 2004, a pair of automatic telescopic rods 2005 are fixedly arranged at one side of the driven gear 2004, a turntable 2006 is arranged at one end of each of the pair of automatic telescopic rods 2005, fixed blocks 2007 are arranged at two ends inside the turntable 2006, scrapers 2008 are fixedly arranged at one side of each of the fixed blocks 2007, a mounting box 1002 is fixedly arranged at one side of the top end of the base 100 close to the supporting plate 1004, a mounting frame 1003 is fixedly arranged at the top end of the mounting box 1002, a processing mechanism 300 is arranged at the top end of the mounting frame 1003, the processing mechanism 300 comprises a processing box 3001 and a cover plate 3003, a magnetic frame 3007 is fixedly arranged inside the processing box 3001, and impurities in the discharge port 1008 are conveniently cleaned by magnetic force by mounting the mounting of the magnetic frame 3007, and the mounting of the iron frame 3007 or the metallic impurities are adsorbed by the magnetic force.

The motor 2002 is fixedly arranged at the top end of the mounting plate 2001, a driving gear 2003 is sleeved at the output end of the motor 2002, the driving gear 2003 and a driven gear 2004 are meshed with each other, and the motor 2002 is arranged to drive the driving gear 2003 to rotate, so that the driving gear 2003 drives the driven gear 2004 to rotate.

The two sides of the inside of the processing box 3001 are provided with sliding blocks 3002, the two sides of the outside of the cover plate 3003 are provided with sliding grooves 3004, and the sliding blocks 3002 are matched with the sliding grooves 3004 and are in sliding connection.

The air cylinder 3005 is fixedly arranged on one side outside the processing box 3001, a fixing plate 3006 is fixedly arranged at the output end of the air cylinder 3005, the fixing plate 3006 is in an inverted L shape, and one side of the fixing plate 3006 is fixedly connected with one side of the cover plate 3003.

Wherein, the feed inlet 1006 has been seted up on screw extruder 1005 top, feed inlet 1006 one end fixed mounting has auger conveyer 1007, the outside one side of processing box 3001 is equipped with observation window 3008, just processing box 3001 bottom fixed mounting has hopper 3009, auger conveyer 1007 other end runs through hopper 3009, through installation auger conveyer 1007, conveniently carries the material of hopper 3009 to feed inlet 1006 department, through installation observation window 3008, conveniently observes the inside material of processing box 3001.

The inside fixed mounting of install bin 1002 has driving motor 2002, screw extruder 1005 internally mounted has the screw rod, driving motor 2002 output and screw rod one end transmission are connected, the inside one end of screw extruder 1005 is close to discharge gate 1008 department fixed mounting has metering valve 1009.

Wherein, the both sides of base 100 top are all welded fastening has rail guard 1001, rail guard 1001 belongs to stainless steel material, through installation rail guard 1001, protection personal safety and screw extruder 1005.

Specific use and action of the embodiment:

when the product is used, firstly, whether all mechanisms in the screw extruder are complete is checked, after the completion is ensured, a user firstly starts an air cylinder 3005, the output end of the air cylinder 3005 pushes a fixed plate 3006 and a cover plate 3003 to one side, the top end of a processing box 3001 is exposed out of an opening, a material to be processed is placed in the processing box 3001, if fine ferromagnetic metal impurities are contained in the material, a magnetic frame 3007 can adsorb the metal impurities on the surface of a magnetic rod, the filtration of the magnetic metal impurities in the material is completed, the metal impurities are prevented from falling into the screw extruder 1005, damage is caused to the screw, the filtered material falls into a screw conveyor 1007 in the bottom center of a hopper 3009, the screw conveyor conveys the material to a feed inlet of the screw extruder 1005, the material enters the screw extruder 1005 from the feed inlet 1006, the screw extruder 1005 is melted and mixed, then the material is extruded and molded through a discharge outlet 1008, when the material is accumulated at the discharge outlet 1008, a motor 2002 and an automatic telescopic rod 2005 is started, a driving gear 2003 rotates, the driven gear 2004 and the rotary table 2006 rotates, the filtered material falls into the screw extruder 1008, and the telescopic rod is automatically scraped from the discharge outlet 1008 to the discharge outlet 1008.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A screw extruder comprising a base (100), characterized in that: the base (100) top is installed backup pad (1004), a plurality of supports are installed on backup pad (1004) top equidistance, a plurality of support mounting has screw extruder (1005), discharge gate (1008) have been seted up to screw extruder (1005) one end, discharge gate (1008) outside cover is equipped with clearance mechanism (200), clearance mechanism (200) are including mounting panel (2001) and driven gear (2004), driven gear (2004) one side fixed mounting has a pair of automatic telescopic link (2005), a pair of carousel (2006) are installed to automatic telescopic link (2005) one end, fixed block (2007) are all installed at carousel (2006) inside both ends, scraper (2008) are all installed to fixed block (2007) one end, scraper (2008) one side fixed mounting has the scraper blade, base (100) top is close to backup pad (1004) one side fixed mounting case (1002), mounting bracket (1003) top (1003) are equipped with processing mechanism (300), processing mechanism (300) are including processing case (3001) and processing case (3003), processing frame (3001) inside fixed mounting bracket (3007).

2. The screw extruder of claim 1, wherein: the motor (2002) is fixedly arranged at the top end of the mounting plate (2001), a driving gear (2003) is sleeved at the output end of the motor (2002), and the driving gear (2003) and the driven gear (2004) are meshed with each other.

3. The screw extruder of claim 1, wherein: the sliding blocks (3002) are arranged on two sides of the inside of the processing box (3001), sliding grooves (3004) are formed in two sides of the outside of the cover plate (3003), and the sliding blocks (3002) are matched with the sliding grooves (3004) and are in sliding connection.

4. A screw extruder as claimed in claim 3, wherein: the processing box (3001) is characterized in that an air cylinder (3005) is fixedly arranged on one side of the outer portion of the processing box, a fixing plate (3006) is fixedly arranged at the output end of the air cylinder (3005), the fixing plate (3006) is in an inverted L shape, and one side of the fixing plate (3006) is fixedly connected with one side of the cover plate (3003).

5. The screw extruder of claim 1, wherein: feed inlet (1006) have been seted up on screw extruder (1005) top, feed inlet (1006) one end fixed mounting has auger conveyer (1007), the outside one side of processing box (3001) is equipped with observation window (3008), just processing box (3001) bottom fixed mounting has hopper (3009), auger conveyer (1007) other end runs through hopper (3009).

6. The screw extruder of claim 1, wherein: the device is characterized in that a driving motor (2002) is fixedly installed inside the installation box (1002), a screw is installed inside the screw extruder (1005), the output end of the driving motor (2002) is in transmission connection with one end of the screw, and a metering valve (1009) is fixedly installed at one end, close to a discharge hole (1008), inside the screw extruder (1005).

7. The screw extruder of claim 1, wherein: guard rails (1001) are welded and fixed on two sides of the top end of the base (100), and the guard rails (1001) are made of stainless steel.