CN201006417Y

CN201006417Y - Dirty-scraping type extrusion mechanism of wet process granule extrusion machine

Info

Publication number: CN201006417Y
Application number: CNU2007200044749U
Authority: CN
Inventors: 黄寿兴; 陈少明
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-02-12
Filing date: 2007-02-12
Publication date: 2008-01-16
Anticipated expiration: 2017-02-12

Abstract

A dirt scrape extruder of wet particle extrusion machine comprises a main shaft (14), a feeding seal cylinder (10), a lower seal disc (23), and a lifting cylinder (2) at the front plate (1) of the extrusion machine, wherein the lifting cylinder is connected with a top support (9) connected with the feeding seal cylinder (10) via a support (8), the support comprises a guide muffle (7) and a guide column (5) sheathed sequentially, the lower end of the main shaft and the middle of the lower seal disc are connected with an inner seal cylinder (24), the support is mounted with an entrance cylinder (25), the entrance cylinder is connected with a scrape dial fork (28) mounted on a block base (30) via a positioning pin (29) at middle, the block base is mounted with a block (31) and a scraper (17), the scrape dial fork via a roller (32) at opening is connected with the block and the scraper. The utility model can effectively clean the dirt at the front end of oar blade, prolong the service life of the extrusion network, improve the quality of extruded particles, and improve the working efficiency of machine.

Description

The scraper type forcing machine of wet method particle extruder

One, technical field

The utility model relates to a kind of particle extruder, specifically relates to a kind of extrusion mechanism of wet method particle extruder.

Two, background technology

At present, the particle extrusion way of particle extruder has two kinds of dry method and wet methods, its wet method extrusion way be will be mixed good powdery or the moist material that has certain tack of the microparticle shape particle that is squeezed into cylindric (or other shape) through extrusion mechanism.This extrusion mechanism extrude blade through long-term work, the front end of its blade is because of existing the viscous effect of extruding force and material itself, the front end of extruding blade can form the harder incrustation of one deck, and hardening thickening gradually, strike off as untimely, light then influence the formation of normal granules, heavy then the net of extruding of extrusion mechanism is caused damage, extruder can't be worked.

Three, utility model content

The purpose of this utility model is to overcome above-mentioned deficiency, and a kind of scraper type forcing machine that can strike off the wet method particle extruder of extruding blade front end incrustation automatically is provided.

The purpose of this utility model realizes by following technical solution: a kind of scraper type forcing machine of wet method particle extruder, comprise feed nozzle, charging sealing tube, main shaft, material feeding seal tube, extrude net, following closed disk, the feeding blade is housed on the main shaft, extrudes blade, on the fuselage header board of this extruder, lift cylinder is housed, lift cylinder and upper frame link, upper frame links by carriage and material feeding seal tube, is with guide pin bushing, guide pillar in the carriage successively, and guide pillar is contained in again on the fuselage header board; Be associated with the inner sealing tube at the lower end of described main shaft, the middle part of following closed disk; The turnover cylinder is housed on described carriage, be associated with the scraper shift fork on the turnover cylinder, the scraper shift fork is contained on the slide block bearing by the alignment pin at its middle part, and slide block and scraper are housed on the slide block bearing, and the scraper shift fork links with slide block, scraper by the roller of its oral area.

After adopting the utility model structure, by lift cylinder work material feeding seal tube and scraper are dropped to and extrude blade front end place, the incrustation that makes scraper will extrude blade front end place by the turnover cylinder operation strikes off again.Therefore, the utility model compared with prior art can effectively be removed the incrustation of extruding the blade front end, has prolonged the service life of extruding net, has improved the forming quality of extruding particle, has promoted the operating efficiency of complete machine.

Four, description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail.

Fig. 1 is the mounting structure schematic diagram of the scraper type forcing machine of the utility model wet method particle extruder.

Local vertical view cutaway drawing when Fig. 2 extrudes blade front end place for the scraper among Fig. 1 arrives.

Five, the specific embodiment

With reference to Fig. 1, Fig. 2 as can be known, the scraper type forcing machine of the utility model wet method particle extruder, comprise feed nozzle 16, charging sealing tube 11, main shaft 14, material feeding seal tube 10, extrude net 21, following closed disk 23, feeding blade 15 is housed on the main shaft 14, extrude blade 22, on the fuselage header board 1 (side) of this extruder, lift cylinder 2 is housed, lift cylinder 2 links with upper frame 9, upper frame 9 links by carriage 8 and material feeding seal tube 10, be with guide pin bushing 7 in the carriage 8 successively, guide pillar 5, guide pillar 5 (by last positioning seat 12 and following positioning seat 4) is contained in again on the fuselage header board 1 (its opposite side); Be associated with inner sealing tube 24 at the lower end of described main shaft 14, the middle part of following closed disk 23; Turnover cylinder 25 is housed on described carriage 8 (side), (by contiguous block 26, oscillating bearing 27) is associated with scraper shift fork 28 on the turnover cylinder 25, scraper shift fork 28 is contained on the slide block bearing 30 by the alignment pin 29 at its middle part, slide block 31 and scraper 17 are housed on the slide block bearing 30, and scraper shift fork 28 links with slide block 31, scraper 17 by the roller 32 of its oral area.

Feeding blade 15 and extrude fluid stopping circle 19 is housed between the blade 22 wherein; Between guide pin bushing 7 and the guide pillar 5 steel ball frame 6 is housed; Carriage 8 can join with material feeding seal tube 10 and is integral body; On the fuselage header board, the below of main shaft and inner sealing tube is equipped with pallet 3, as shown in Figure 1; The position that scraper 17 moves down can be facing to the blade front end place that extrudes blade 22; Slide block 31 is located by bonnet 35, puller bolt 36; Slide block bearing 30 is contained on the carriage 8 (its opposite side), and described slide block 31 sides are equipped with push rod 20, are associated with scraper mouth hermatic door 33 on the push rod 20, scrapes edge of a knife hermatic door facing to the blade tip place, as shown in Figure 2; Lift cylinder 2 and turnover cylinder 25 link with the microcomputerized control cabinet of this extruder, by its control open and close.In order to collect the incrustation of extruding blade that scraper scrapes, on the described carriage 8, the blade tip place below waste material be housed derive mouth 18, waste material is derived mouth and is associated with waste material bucket 34 (as shown in Figure 1 and Figure 2) for 18 times.

With reference to accompanying drawing, operation principle of the present utility model is: the moist material that has certain tack enters in the cavity at material feeding seal tube place from the cavity of feed nozzle through charging sealing tube place.Then, material by rotation the feeding blade and go up the fluid stopping circle and enter into by extruding net, extruding in blade and closed disk is formed down the cavity.Then, under the effect of extruding blade (its direction of rotation is opposite with the feeding blade) of material through rotation, and extrude net, under the effect of reverse frictional force of fluid stopping circle and following closed disk and the viscous force of material self, material is bonded into ointment shape or thick and constantly assemble to the blade front end of extruding blade, and overcome the resistance of extruding the net mesh, this material is extruded into to extrude to net outward falls on the pallet.Can be separated into many particles voluntarily after this material drying machine drying as short cylindrical shape.

When the blade front end of extruding blade has the harder incrustation of one deck need strike off the time, lift cylinder starts, the push rod of lift cylinder retraction and pulling upper frame, carriage and material feeding seal tube move down, carriage can make carriage move down (rising) exactly when scraping dirt when extruding under the interaction of the higher pair that guide pillar, steel ball frame, guide pin bushing are formed.Moving down of carriage, material feeding seal tube, the scraper (and control assembly) that drives simultaneously on the carriage moves down into the blade front end of extruding blade, extrudes net and following closed disk and then moves down into inner sealing tube place, blocks material by the inner sealing tube it can not spilt.At this moment, start the turnover cylinder, the push rod of turnover cylinder eject and drive contiguous block, oscillating bearing makes the scraper shift fork rotate around alignment pin, the oral area of scraper shift fork drives the scraper slide block by roller and scraper slides to inner (promptly extruding the blade place of blade).Then, will scrape edge of a knife hermatic door by push rod and open, and scraper be entered into extrude the blade front end place of blade and be in contact with it, to strike off the incrustation of extruding on the blade.The turnover cylinder has played the effect of gas spring simultaneously: when scraper is close to the working face of extruding blade and is scraped to the blade front end, the little backward retraction of meeting under the effect of blade top power, make scraper be close to the blade front end all the time and be unlikely to damage blade, the power of blowing of scraper is by the air pressure decision in the turnover cylinder.The incrustation that scraper strikes off when work enters in the waste material bucket by the waste material guiding mouth.After scraping dirt and finishing or arrive setting-up time, the microcomputerized control cabinet sends the push rod reposition that instruction makes the turnover cylinder, outwards move by scraper shift fork drive scraper slide block and scraper, scrape edge of a knife hermatic door by the push rod pulling simultaneously and close, scraper returns to original position.Then, the push rod of lift cylinder stretches out, and drives upper frame, carriage and material feeding seal tube, extrudes net and descends closed disk to rise to original position.

Claims

1. the scraper type forcing machine of a wet method particle extruder, comprise feed nozzle (16), charging sealing tube (11), main shaft (14), material feeding seal tube (10), extrude net (21), following closed disk (23), feeding blade (15) is housed on the main shaft (14), extrude blade (22), it is characterized in that: on the fuselage header board (1) of this extruder, lift cylinder (2) is housed, lift cylinder (2) links with upper frame (9), upper frame (9) links by carriage (8) and material feeding seal tube (10), be with guide pin bushing (7) in the carriage (8) successively, guide pillar (5), guide pillar (5) are contained in again on the fuselage header board (1); Be associated with inner sealing tube (24) at the lower end of described main shaft (14), the middle part of following closed disk (23); Turnover cylinder (25) is housed on described carriage (8), be associated with scraper shift fork (28) on the turnover cylinder (25), scraper shift fork (28) is contained on the slide block bearing (30) by the alignment pin (29) at its middle part, slide block (31) and scraper (17) are housed on the slide block bearing (30), and scraper shift fork (28) links with slide block (31), scraper (17) by the roller (32) of its oral area.

2. the scraper type forcing machine of wet method particle extruder as claimed in claim 1 is characterized in that: below last at described carriage (8), the blade tip place is equipped with waste material is derived mouth (18), and waste material is derived under the mouth (18) and is associated with waste material bucket (34).

3. the scraper type forcing machine of wet method particle extruder as claimed in claim 1 or 2, it is characterized in that: push rod (20) is housed at described slide block (31) side, be associated with scraper mouth hermatic door (33) on the push rod (20), scrape edge of a knife hermatic door facing to the blade tip place.