CN2124065U

CN2124065U - Combined double-chamber rotary superfine crusher

Info

Publication number: CN2124065U
Application number: CN 92224094
Authority: CN
Inventors: 徐正一; 王梓奇; 赵国运
Original assignee: Individual
Current assignee: Individual
Priority date: 1992-06-11
Filing date: 1992-06-11
Publication date: 1992-12-09

Abstract

The utility model belongs to the fine crushing field, comprising a dual-chamber rotary crusher arranged in a triangle shape, two dual-chamber rotary ultrafine crushers arranged at two sides of a centerline below the dual-chamber rotary crusher, a stock guide arranged between the two dual-chamber rotary ultrafine crushers, a machine frame, a motor and a driving device. A combined double-chamber rotary ultrafine crusher designed by the utility model has the advantages of large crushing ratio and high productive capacity, and is a novel ultrafine crusher with high energy saving and low steel consumption.

Description

Combined double-chamber rotary superfine crusher

The utility model belongs to field in small, broken bits, is applicable to various ores and the rock of broken compression strength below 300 MPas.

At present, in the mine, powder processing industry such as cement, chemical industry and building materials uses the fine crusher of various structures.For the production capacity that improves fine crusher, increase the ratio of reduction, energy-conservation and fall lower steel consumption, fine crusher has been made various improvement.Application number is that 91232505.4 Chinese utility model application case discloses a kind of two-chamber revolution jaw crusher, this broken function obviously cuts down the consumption of energy and improves production capacity, still can not have the advantage of high productive capacity and large reduction ratio, ultra-fine broken ability simultaneously concurrently.Though adding kibbler roll or add the unit mahine that kibbler roll adds sharpener, the bottom of mentioning in the file at two-chamber revolution jaw crusher can obviously increase the ratio of reduction, but the unit mahine of this structure only is fit to make minicomputer, if make the medium-and-large-sized machine of high productive capacity, then its structure is quite huge, and wear and tear in machines is also big, and this certainly will will increase steel and consume, raises the cost, increases maintenance capacity.

The purpose of this utility model is to design a kind of fine crusher that has high productive capacity and large reduction ratio, ultra-fine broken ability concurrently, and this fine crusher steel consumption is low, compact conformation, wearing and tearing are few.

The super fine crusher of combined type two-chamber revolution of the utility model design is by three twin-chamber rotary crushers of arranging with isosceles triangle, and stock guide, frame, motor, transmission device are formed.Stock guide is arranged on the discharging opening of top twin-chamber rotary crusher obliquely and two two-chambers of bottom turn round between the charging aperture of super fine crushers.The eccentric throw of two twin-chamber rotary crushers of bottom is a small eccentricity.

The super fine crusher of combined type two-chamber revolution of the new shape design of this practicality has the advantage of high productive capacity and large reduction ratio, ultra-fine broken ability concurrently, the ratio of reduction up to 50 situation under, per hour can handle 20 tons, product granularity is particularly suitable for making medium-and-large-sized machine below 5 millimeters.The medium-and-large-sized machine steel consumption of making is low, in the compact conformation, the course of work wearing and tearing few.

The structure chart of the super fine crusher of combined type two-chamber revolution of Fig. 1 the utility model design.

Fig. 2 is the COOC cutaway view of Fig. 1

Fig. 3 is the A-A cutaway view among Fig. 1

Fig. 4 is that the B of Fig. 3 is to view

Fig. 5 is the B-B cutaway view among Fig. 1

Below in conjunction with accompanying drawing embodiment of the present utility model and advantage thereof are further described.

The combined type two-chamber that Fig. 1 and Fig. 2 design for the utility model turns round the structure chart of super fine crusher.It is by three 31,32,33, two pairs of

stock guides

24,25 of twin-chamber rotary crusher of arranging with isosceles triangle, frame 10, and motor and transmission device are formed.It is disclosed structure in 91232505.4 the Chinese utility model patent that the structure of the twin-chamber rotary crusher 31 on top can adopt application number, and it comprises eccentric revolving roll, two cover ratchet-like concave surface fixed jaws, two cover safeties and two cover guiding mechanisms.Double crashing cavity is formed in eccentric revolving roll and symmetrical two cover ratchet-like concave surface fixed jaw couplings.

Eccentric revolving roll 9 is sleeved on the wheel hub 8, and wheel hub 8 is contained on the eccentric shaft 7 by rolling bearing, and eccentric shaft is contained on the frame 10 by a pair of base bearing, and it is driven by bead apex by motor.The ratchet-like concave surface fixed jaw that two nested structures are identical is assembled in respectively on the polygonal carriage 6 of concave surface by polylith ratchet-like crushing shell 11, carriage 6 upper ends are suspended on the suspended axle, the lower end presses closer safeguard 5, safeguard 5 presses closer adjusts iron 4 and backbar 3, makes ratchet-like concave surface fixed jaw obtain secure support and insurance when the eccentric revolution of revolving roll broken material.Can regulate the width dimensions of gape by the thickness of increase and decrease adjustment iron 4.Safeguard 5 is the lower cast iron bracket of middle part intensity, and bracket fractures and plays the effect of protection disintegrating machine when load is excessive.Pull bar 2 is equipped with in safeguard 5 bottoms, will decide the jaw lower end and frame 10 strains at together by stage clip 1, makes location, fixed jaw lower end.Double crashing cavity is formed in eccentric revolving roll and symmetrical two cover ratchet-like concave surface fixed jaw couplings.The super

fine crusher

32,33 of two-chamber revolution of two small eccentricities is set in the both sides of center line in the bottom of this disintegrating machine 31.The structure of these two super

fine crushers

32,33 of two-chamber revolution is similar substantially to the structure of the twin-chamber rotary crusher 31 on top.Difference is that top disintegrating machine 31 adopts conventional eccentric throw (6-12 millimeter), promptly sets according to general jaw crusher, can make the bulk materials that feeds obtain effective and good fragmentation.And the eccentric throw of two super fine crushers of bottom is less than conventional eccentric throw, is generally the 2-5 millimeter, to adapt to ultra-fine broken purpose.Two pairs of

stock guides

24,25 are obliquely installed respectively between the charging aperture of the super

fine crusher

32,33 of discharging opening and bottom of top disintegrating machine 31, and the material that the discharging opening of last machine is discharged imports the charging aperture of two super fine crushers of bottom respectively.Every pair of stock guide comprises suspended axle 34, guide steel plate 36, the axle sleeve 35 that is installed on the frame 10.Axle sleeve 35 is equipped with in guide steel plate 36 upper ends, it hung on suspended axle 34, and be the gradient that stock guide can be adjusted in the center with the suspended axle, make the disintegrating machine of the upper and lower side of stock guide and top and the bottom adaptive.

In order to make the more compact structure of the super fine crusher of combined type two-chamber revolution, be convenient to adjust the size of the discharging opening of two super fine crushers inboard, bottom again, the shared combined type guiding mechanism of two machines is set in the centre of two super fine crushers.This combined type guiding mechanism comprises backbar 14, two cover safeguard 13, two sliding sleeves 15, adjusts iron 16, block 17, fixed screw 18, two carve bar 19, two and adjust

screw

22,21, take-up device 37.Sliding sleeve 15 is equipped with at backbar 14 two ends, it can be in the slideway of frame slippage up and down, change the slideway upper end and adjust the thickness of iron 16 and just can adjust the upper-lower position of backbar in slideway, thus the width of adjustment discharging opening.Be provided with respectively in the both sides of sliding sleeve 15 and

carve bar

19,20, between the fixed jaw of backbar 14 and two super fine crushers, safeguard 13 is arranged.The

adjustment screw

21,22 that

bar

19,20 lower ends are carved in adjusting just can be eliminated the slit between each parts, also can make backbar make lateral displacement, also can reach the purpose of inching discharging opening width when backbar generation lateral displacement.Safeguard is the lower cast iron bracket of middle part intensity, and bracket fractures and plays a protective role when load is excessive.Between the fixed jaw of two super fine crusher inboards, take-up device 37 is set also, so that location, fixed jaw lower end.

When need adjusting the upper-lower position of backbar 14 in slideway, unclamp fixed screw 18 earlier, open the block 17 before the backbar 14 simultaneously, change the adjustment iron 16 of suitable thickness, load onto block 17 then and tighten up fixed screw 18, just can make the position that backbar 14 is in to be needed.When needing to adjust the discharging opening width of the super fine crusher of two-chamber revolution inboard, bottom, discharging opening as the inboard of super fine crusher 32 need be widened, then will adjust screw 22 earlier unclamps to make and carves bar 19, tightening another adjustment screw 21 then makes another carve bar 20 risings, force sliding sleeve 15 and backbar 14 to move laterally, the discharging opening of super fine crusher 32 inboards is widened.Carrying out similar operation can make each discharging opening narrow down respectively.The method of the twin-chamber rotary crusher 31 both sides discharging opening width adjustment on top and bottom super fine crusher outside discharging opening width adjustment all is to finish by changing the thickness of adjusting iron 4.

In order to increase the ore discharge ability, further energy-conservation, two the super fine crushers in bottom adopt the short crusher chamber chamber shape of crusher chamber length less than the top disintegrating machine.

With two the super fine crushers in bottom phase phasic difference 90 degree that is designed to turn round, promptly when a left side (right side) limit machine eccentric position is in that the participation breaker does crusher chamber in, right (left side) limit machine eccentric position is in crusher chamber and does not participate in broken work outward, two machine alternations, motor load is more become evenly, and can be further energy-conservation.

The production capacity that manufactures and designs by the utility model is 20 tons the dividing into the unit mahine that kibbler roll adds sharpener at Double-chamber revolving jaw crusher and compare of Combined double-chamber rotary superfine crusher and identical disposal ability per hour, can fall lower steel consumption and reduce cost, compact conformation, energy-efficient, have the advantage of the high productive capacity of having concurrently and large reduction ratio.

Claims

1, the super fine crusher of a kind of combined type two-chamber revolution, it comprises a twin-chamber rotary crusher, frame, motor and transmission device, said twin-chamber rotary crusher comprises eccentric revolving roll, two cover ratchet-like concave surface fixed jaw and safeties and guiding mechanisms, eccentric revolving roll and symmetrical two cover ratchet-like concave surface fixed jaws are formed double crashing cavity, eccentric revolving roll is sleeved on the wheel hub, wheel hub is contained on the eccentric shaft by rolling bearing, eccentric shaft is contained on the frame by a pair of base bearing, it is driven by bead apex by motor, the ratchet-like concave surface fixed jaw that two nested structures are identical, every cover is assembled on the carriage by polylith ratchet-like crushing shell, the carriage upper end is suspended on the suspended axle, the lower end is equipped with guiding mechanism and safeties, it is characterized in that the super fine crusher of said combined type two-chamber revolution also comprises two super fine crushers of two-chamber revolution that are arranged on center line both sides, said twin-chamber rotary crusher below, being isosceles triangle with said twin-chamber rotary crusher settles, between the charging aperture of two super fine crushers of two-chambers revolution of the discharging opening of the twin-chamber rotary crusher on said top and bottom stock guide is set obliquely respectively also, the eccentric throw that two two-chambers of said bottom turn round super fine crushers is the 2-5 millimeter.

2, according to the super fine crusher of the said combined type two-chamber of claim 1 revolution, two two-chambers that it is characterized in that said bottom turn round the length of crusher chamber of super fine crushers less than the length of the crusher chamber of the twin-chamber rotary crusher on top.

3, according to claim 1 or the super fine crusher of 2 said combined type two-chamber revolutions, it is characterized in that the shared combined type guiding mechanism of two machines being set in the centre of the super fine crusher of said two two-chambers revolution, said combined type guiding mechanism comprises backbar, safeguard, sliding sleeve, adjust iron, block, fixed screw, carve bar for two, adjust screw for two, take-up device, sliding sleeve is equipped with at the backbar two ends, be provided with respectively in the both sides of sliding sleeve and carve bar and to adjust screw, safeguard is arranged between backbar and the fixed jaw, and said take-up device stage clip is arranged on the lower end of two inboard fixed jaws of super fine crusher.

4,, it is characterized in that eccentric operating phase phasic difference 90 degree of the super fine crusher of said two two-chambers revolution according to the super fine crusher of the said combined type two-chamber revolution of claim 3.