CN2137982Y

CN2137982Y - Crushing machine for filtering cake

Info

Publication number: CN2137982Y
Application number: CN 92224839
Authority: CN
Inventors: 周明远; 张兆奇
Original assignee: TANGSHAN BRANCH GENERAL INST OF COAL SCIENCES
Current assignee: TANGSHAN BRANCH GENERAL INST OF COAL SCIENCES
Priority date: 1992-06-15
Filing date: 1992-06-15
Publication date: 1993-07-14
Anticipated expiration: 2002-06-15

Abstract

The utility model relates to a cutting type filtering cake crushing machine which comprises a casing, an upper end material inlet and a lower end material outlet, wherein, the lower part of the material inlet is provided with an upper sliding plate, a middle sliding plate and a lower curved surface sliding plate. The inner part of a machine body which corresponds to the upper sliding plate is provided with a material push roller, a transverse cutting roller is arranged below the push roller, and the position which corresponds to the lower curved surface sliding plate is provided with a longitudinal cutting roller and a transmission mechanism of a speed regulating motor. The tabular plastic body filtering cakes are cut and crushed into quadrate crushing blocks to be convenient for loading and unloading, transportation and use.

Description

Crushing machine for filtering cake

The present invention relates to a kind ofly viscous material be split into the breaker of fragment, be specially adapted to the fragmentation of industry dewatered cake such as coal preparation plant or metallurgy, chemical industry, building materials with the cutting parts.

At present, coal preparation plant saves water for industrial use for realizing closed water circuit, avoids contaminated environment, extensively adopt coal, moisture that filter press makes its mine tailing from, it is multiplexing wherein to purify waste water, remaining a large amount of tailings dewatering filter cakes must rationally be handled, in order to avoid cause secondary pollution.General low grey filter cake can infiltrate raw coal or middle coal is sold; In grey filter cake infiltrate in coal or spoil be used for power plant or miniature boiler burning; High grey filter cake is used to bake bricks or is discarded.No matter with which kind of mode handle, the filter cake of the big sheet that it must be hardened is broken into fragment, is convenient to loading and unloading transportations, is easy to ooze with other material close.

Because of tailing cake fine size, moisture height, clay content are big, be unsetting tabular plasticity or approximate plastic body, impact or the squash type crusher in crushing with general, can make its internal moisture ooze out the surface, increase viscosity, can be bonded together again after the fragmentation.On January 6th, 1986, Japan " speciallyyed permit communique (B ₂) " clear 61-133, Z-6703-4D discloses a kind of lateral shear formula breaker; it is by the upper end material inlet; the housing of lower end outlet, in housing the revolution push rolls of horizontal supporting, cut off wheel and static cutter is formed, the output product of fragmentation are horizontal stripe shapes.November 30 nineteen eighty-two Soviet Union's certificate of invention 977015, disclose a kind of Centrifugal peeling blade formula disintegrating machine, it is by the body that has the inclination chute, and the rotor that a band is scraped cutterhead is housed in the body, this scrapes cutterhead and the co-operating of fixed doctor group, and crushing product is a vertical bar shape.Above-mentioned two kinds of rod-shaped objects all do not reach practical requirement.

Task of the present invention provides a kind of horizontal, longitudinal shear formula cake breaker, at first filter cake is cut into horizontal stripe shape, longitudinally horizontal stripe shape material is cut into chunky shape immediately.

The present invention adopts following scheme to realize.

Feeding mouth is established in the upper end of body, tilt to place one in its underpart on slide carriage, and establish the material push rolls in the body of the corresponding right side of last slide carriage; The lower end of last slide carriage connects firmly a horizontal quiet cutting blade, and is corresponding with horizontal quiet cutting blade and horizontal cut roll is set below push rolls; The below of last slide carriage and the corresponding left side of horizontal cut roll are provided with tilted-putted middle slide carriage, and the middle slide carriage lower end connects the lower surface camber slide carriage, lays pectination sheet cutter group thereon; The right side semi-surrounding of lower surface camber slide carriage correspondence the slitting roller, and discharging opening is established in the body lower end.A buncher drives push rolls, horizontal cut roll and the running of slitting roller by belt pulley, sprocket wheel, makes the pan feeding filter cake cut off into the horizontal stripe piece through horizontal cut roll earlier, cuts into tiny square fragment through the slitting roller again.

Be described in detail structure of the present invention and embodiment below in conjunction with accompanying drawing.

Fig. 1 represents the cutting-type filter cake crusher front section view.

Fig. 2 presentation graphs 1 along D to view, transmission mechanism promptly of the present invention.

Fig. 3 presentation graphs 1 is along the A-A partial sectional view, push rolls structure promptly of the present invention.

Fig. 4 presentation graphs 1 is along the B-B cutaway view, i.e. the horizontal cut roll structure of the present invention.

Fig. 5 presentation graphs 1 is along the C-C cutaway view, slitting roll structure promptly of the present invention.

As the cutting-type filter cake crusher that Fig. 1 represents, comprise housing 1, feeding mouth 2 is established in its upper end, and discharging opening 26 is established in the lower end; On passing through on the housing of feeding mouth lower end jointed shaft 17 horizontally hinged on slide carriage 16, establish buffering compression spring 18 between the rear portion of last slide carriage and the housing sidewall; In the body of the corresponding right side of last slide carriage, material push rolls 3 are set, this pushes roll shaft 6 and is connected (Fig. 2, Fig. 3) with housing by last sliding bearing 33, pushing suit propelling movement wheel hub 4 on the roll shaft 6, this hub outside surface is provided with outstanding blade 5, and the outstanding blade of representing as Fig. 35 is that the bipitch helical line direction is laid, be the external radiation shape, push rolls return and circle, according to outstanding blade order, with the material on the full duration transport equably to its below horizontal cut roll 7(Fig. 1, Fig. 4); Horizontal cut roll 7 comprises the horizontal axle 10 of cutting that is connected with middle sliding bearing 34 with housing sidewall, the horizontal wheel hub 8 of cutting is sleeved on horizontal cutting on the axle, its outer surface is laid horizontal scissors 9, lay with 5 great-lift angle helixes along horizontal cutting on the hub outside surface as the horizontal scissors 9 that Fig. 4 represents, be the external radiation shape, it is short to have the lateral shear width, the advantage that shock loading is little; Be provided with and the corresponding horizontal quiet cutting blade 15 of horizontal scissors on horizontal cut roll external radiation direction, this horizontal quiet cutting blade connects firmly the lower end at last slide carriage 16.The below of last slide carriage is provided with middle slide carriage 21, and it is horizontally hinged on housing with middle jointed shaft 20, and is hinged by connecting rod 19 and last slide carriage, and the inclination angle of last slide carriage, middle slide carriage is slightly larger than the angle of external friction of material.The below of middle slide carriage is provided with lower surface camber knurl plate 23, connects firmly triangle check plate 22 in lower surface camber slide carriage upper end, and the middle part connects firmly pectination sheet cutter group 24, and the lower end connects firmly supplementary plate cutter group 25.Below horizontal cut roll, and with the corresponding right side of lower surface camber slide carriage body in slitting roller 11 is set, this slitting roller comprises slitting axle 14, the slitting axle is connected (as Fig. 2, Fig. 5) by properties of journal bearing lubricated 35 with housing, slitting wheel hub 12 is sleeved on the slitting axle, the slitting wheel hub intersects with equi-angularly space along circumferential outer surface lays 8 slitting cuttves 13, (as Fig. 5) 8 slitting cuttves 13 that also are spacedly distributed on width, the sheet cutter of the pectination sheet cutter group 24 corresponding with it inserts respectively in the interval of adjacent slitting cutter.

The transmission mechanism of the cutting-type filter cake crusher of representing as Fig. 2, comprise buncher 36, connect firmly a motor pulley 27 on its axle, drive a horizontal anode belt pulley 28 of cutting of horizontal cut roll by V belt, the horizontal anti-end of the axle belt pulley 29 of cutting drives slitting shaft pulley 30 by V belt, the slitting axle sprocket wheel 31 coaxial with the slitting shaft pulley drives propelling movement roll shaft sprocket wheel 32 by roller chain.The revolution of motor carries out speed governing according to material properties, makes the ratio of revolutions between each roller adapt to the material requirement, and general push rolls rotating speed is slower, and horizontal cut roll rotating speed is very fast.

Represent action of the present invention as Fig. 1: filter cake is in feeding mouth enters machine, push rolls 3 are with than slow-speed of revolution turning anticlockwise, the filter cake of bulk is isolated out, and transfer to the lower end of slide carriage 16, cut off into the horizontal stripe piece at horizontal quiet cutting blade 15 cracked filter cakes with the horizontal scissors 9 on the horizontal cut roll 7 of higher rotation speed turning anticlockwise, this horizontal stripe piece flies on middle slide carriage 21 along the linear velocity direction of horizontal cut roll, and tumble do slightly to stop to triangle check plate 22 after, promptly the axis of rotation direction that is parallel to slitting roller 11 with horizontal stripe block length direction of principal axis drops down onto pectination sheet cutter group 24, cut into the tiny shape fragment of putting by the slitting cutter 13 on the slitting roller 11 of counterclockwise high speed rotary immediately, the horizontal stripe piece that leakage is cut tumbles to supplementary plate cutter group 25 along lower surface camber slide carriage 23, cut into tiny square fragment by rotating slitting cutter 13 again, these materials that are broken are discharged from discharging opening 26.

The compression spring 18 at last slide carriage 16 rear portions when running well, plays cushioning effect.When the pan feeding filter cake is carried different hard objuct secretly and is entered between horizontal quiet cutting blade 15 and the horizontal scissors 9, compression spring 18 is compressed, last slide carriage 16 will clockwise rotate an angle around last jointed shaft 17, drive middle slide carriage 21 by connecting rod 19 simultaneously and rotate bigger angle around middle jointed shaft 20, make different hard objuct fly nonclient area between housing and the lower surface camber slide carriage 23, guarantee the normal and safety of shearing-crushing operation along the linear velocity direction of horizontal cut roll 7.

Because cutting parts of the present invention adopt the combination of horizontal cut roll and horizontal quiet cutting blade, slitting roller and pectination sheet cutter group, when carrying out the filter cake shearing-crushing, internal moisture is not oozed out, and viscosity is constant; Be broken into tiny square block, increase surface area, be convenient to loading and unloading transportation and utilization; Last slide carriage is provided with the compression spring behind, and with the rod hinge connection middle slide carriage, effectively prevents the production accident that different hard objuct causes, and plays the safeguard protection effect.

Claims

1, a kind of cutting-type filter cake crusher, comprise housing 1, upper end feeding mouth 2, lower end discharging opening 26, bottom discharging opening 26, slide carriage 16 is installed in the feeding mouth bottom, material push rolls 3, the horizontal quiet cutting blade 15 that last slide carriage lower end connects firmly, and motor transmission mechanism is formed, it is characterized in that installing horizontal cut roll 7 below push rolls, install middle slide carriage 21 below the last slide carriage and with horizontal cut roll opposite position, the middle slide carriage lower end connects lower surface camber slide carriage 23, connect firmly triangle check plate 22 in lower surface camber slide carriage upper end, the middle part connect firmly pectination sheet cutter group 24, the lower end connects firmly supplementary plate cutter group 25, below horizontal cut roll and with the corresponding body of lower surface camber slide carriage in slitting roller 11 is set.

2, according to the described disintegrating machine of claim 1, it is characterized in that horizontal cut roll comprises that be connected with the housing bearing horizontal cut axle 10, the horizontal wheel hub 8 of cutting is sleeved on horizontal cutting on the axle and forms.

3,, it is characterized in that horizontal 5 the spiral yarn shaped horizontal scissors 9 of great-lift angle of hub outside surface laying of cutting according to claim 1 or 2 described disintegrating machines.

4, according to the described disintegrating machine of claim 1, it is characterized in that the slitting roller comprises the slitting axle 14 that is connected with the housing bearing, slitting wheel hub 12 is sleeved on the slitting axle and constitutes.

5,, it is characterized in that the slitting hub outside surface is uniformly-spaced to lay 8 slitting cuttves 13 according to claim 1 or 4 described disintegrating machines.

6, according to the described disintegrating machine of claim 1, it is characterized in that slide carriage, middle slide carriage and housing are hinged, last slide carriage and middle slide carriage are hinged by connecting rod 19, establish buffering compression spring 18 between last slide carriage rear portion and the housing sidewall.