CN200981001Y - Multistage sieving gear teeth type grinder - Google Patents

Abstract

The utility model provides a multi-stage screening gear-tooth crusher, which includes a welded rectangular frame, on which a screw propulsion device and its driving device, a cabinet, a liner, a pinion shaft, and a large gear shaft are installed. , gear ring, jaw plate, crushing wheel gear shaft driving device, etc., the bottom of the frame is equipped with a traveling mechanism, the material is fed from the screw propulsion device, and the small piece of material is directly discharged to achieve preliminary classification, and the large piece of material is quickly pushed to the jaw plate And the crushing mechanism is crushed and then discharged. The machine adopts the advanced "shearing principle" and "multi-stage screening" method to crush materials. It can efficiently crush all kinds of wet, dry, sticky, soft and hard mineral materials and rocks without blocking materials. Its production capacity can reach more than 5000 tons per hour. The product has uniform particle size without excessive crushing. Low power consumption, safe and reliable.

Description

The multi-stage screening wheel tooth type crusher

One, technical field

The utility model relates to a kind of disintegrating apparatus, especially a kind of wheel tooth type crusher.

Two, background technology

Traditional disintegrating machine is that the surge that the kinetic energy of generation puts on the material that is broken when relying on the workpiece motion realizes broken, and priority is developed mechanical crushing appliances such as jaw crusher, gyratory crusher, impact breaker and hammer mill on this basis, these traditional disintegrating apparatus all adopt squeezing action to realize the material fragmentation, and in shattering process, require crushing force very big, thereby machines cumbersome, efficient is low, energy consumption is high.In addition, on processing performance, its final products granularity, shape and powder production rate all are difficult to control.Test shows, the compression strength of most of rock mineral material is far above its shearing resistance and tensile strength, compression strength with anti-open, the ratio of shearing strength is roughly 10: 1, on this basis, occurred utilizing the wheel tooth type crusher of shearing mechanism broken material both at home and abroad, for example product of the MMD company of Britain and domestic Zhengzhou Changcheng Metallurgical Equipment Co., Ltd. etc. all is a wheel tooth type crusher.It can increase substantially production capacity, but still there is weak point in their product in actual application, and is big as its power consumption, the cost height, and all mineral aggregate carries out fragmentation in crusher chamber, so it does not reach the graded crushing of real meaning; Because it does not have effective screening mechanism,, all can produce " blocking up " phenomenon etc. so be mingled with under the big situation of fritter raw coal continuous flow and the humidity ratio of coal greatly the time at the bulk raw coal.

Three, technology contents

1. goal of the invention

The purpose of this utility model is a kind of new efficient multi-stage screening wheel tooth type crusher that designs for the weak point that overcomes above-mentioned prior art existence, he is fit to broken efficiently various wet, dried, sticking, soft, hard mineral aggregates, and putty not, and can increase substantially production capacity, reduce power consumption, for mining industry production provides a kind of efficient, reliable broken equipment.

2. technical scheme

Task of the present utility model is implemented as follows: a kind of multi-stage screening wheel tooth type crusher; it includes the screw propulsion mechanism drive unit of being made up of motor and decelerator that is installed in left end head on the frame; broken gear teeth axial brake device; motor soft starter; overload protection arrangement; atomizing pump and grease pump; the broken gear teeth axial brake device that is installed in frame right-hand member head back is by motor; decelerator and motor soft starter are formed; motor soft starter adopts fluid coupling; it also comprises frame; it is the rectangular frame that is welded into shaped steel and steel plate; it is gone to the bottom and is funnel; many group walking wheels are equipped with in its bottom; cabinet also is housed on it; cabinet is the individual rectangular frame that is welded into shaped steel and steel plate; its inner chamber is divided into left and right sides two tanks with dividing plate; dividing plate and left plate in the left box body are shorter; have a plurality of semicircle orifices at its top; bearing base is housed in the semicircle orifice; worm shaft in the spiral pushing device is installed on the bearing base by bearing; and be fixed with bearing gland; be fixed with liner plate on the right side wall of dividing plate; fore-and-aft direction is equipped with steamboat tooth axle below the right of liner plate; its right side above fore-and-aft direction big gear teeth axle is housed; on the size gear teeth axle ring gear is housed all; be fixed with teeth and tooth cover on the ring gear; on the big gear teeth axle jaw is housed also; the back, below of jaw is hinged with connecting plate, and is connected and fixed on cabinet right plate bottom with yielding mechanism.Described spiral pushing device is made up of worm shaft.Described ring gear is a hollow shaft sleeve, and it is fixedlyed connected with gear teeth axle by key connecting, and a plurality of teeth are arranged on its outer face, and by bolt that teeth and tooth cover are fixing.Described ring gear and tooth cover can be made into whole.Described big gear teeth axle is the major axis that there is one section eccentric shaft part at two ends, and eccentric shaft part is connected by bearing with jaw.The right case of described cabinet is the framework of forming with upper, middle and lower three joints that steel plate is made, its lower bottom part is a funnel, on two joints a semi-circular installing hole is arranged respectively up and down the locational of the big or small gear teeth axle of installation, pinion shaft and Large Gear Shaft During are all by in bearing and the axle sleeve installing hole mounted thereto, have polylith to strengthen gusset around its installing hole, upper, middle and lower three joints of cabinet are connected and fixed by bolt.

3. technique effect

The utility model has prior art relatively to have following advantage: this disintegrating machine adopts propeller structure, most of satisfactory mineral aggregate directly leaks down behind feed, can realize preliminary screening and advance the bulk mineral aggregate fast, reduce the generation of clogging, improve breaking capacity; By the jaw crusher structure, utilize moving jaw can realize the extruding precrushing of bulk material; He is suitable for the fragmentation in wet ore deposit, Gan Kuang, mud ore deposit and sticking ore deposit; It has the two-stage screening mechanism, can effectively control the output granularity, and product meticulous and powder shape is few; Gear teeth distance between axles can suitably be finely tuned by making a concession mechanism, to regulate product granularity, has the two-stage overload protection arrangement, and its defencive function is perfect; The production capacity height, hour crushing can reach more than 5000 tons.

Four, description of drawings

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

Fig. 2 is a vertical view of the present utility model.

Five, the specific embodiment

Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail: as depicted in figs. 1 and 2; it comprises frame 1; it is the rectangular frame that is welded into shaped steel and steel plate; screw propulsion mechanism drive unit 2 is housed on it; cabinet 4; broken gear teeth axial brake device 10; make a concession mechanism 11; electronic soft starting device 12; overload protection arrangement 13; atomizing pump 14 and grease pump 15 are equipped with spiral pushing device 3, liner plate 5, pinion shaft 6, Large Gear Shaft During 7, ring gear 8, jaw 9 etc. in the cabinet 4.Its mid frame 1 is the rectangular frame that is welded into by shaped steel and steel plate, it is gone to the bottom and is funnel, many group walking wheels are equipped with in its lower bottom part both sides, its top left end is equipped with two groups of screw propulsion mechanism drive units 2, it is made up of motor and decelerator, it moves by the worm shaft that motor and decelerator drive in the spiral pushing device 3, and two adjacent worm screws are rotated in opposite directions; Middle part on the frame 1 is fixed with cabinet 4, cabinet 4 provides support for spiral pushing device 3 and crushing mechanism, cabinet 4 is the rectangular frames that are welded with steel plate, its inner chamber is separated into left and right sides two tanks with dividing plate, dividing plate and left plate in the left box body are shorter, have a plurality of semicircle orifices at its top, bearing base is housed in the hole, two groups of spiral pushing devices 3 that are made of worm shaft are installed on it, it is installed on the bearing base by bearing, and be fixed with bearing gland, the right case of cabinet 4 is by last, in, three joints are formed down, it flexibly connects by bolt, this structure makes big or small gear teeth axle 7 and 6 install and fix easily by axle sleeve and bearing, all there is semicircle that the hole of gear teeth axle is installed in the connection place of saving up and down that big or small gear teeth axle place is installed, around the hole of installation shaft, there is polylith to strengthen gusset, on the right side wall of dividing plate, be fixed with liner plate 5, it realizes the precrushing of bulk mineral aggregate with jaw 9, in its right cabinet below fore-and-aft direction pinion shaft 6 is housed, pinion shaft 6 the right above fore-and-aft direction big gear teeth axle 7 is housed, on described big or small two gear teeth axles a plurality of ring gears 8 are housed all, when size gear teeth axle is made move toward one another, can realize the shearing of mineral aggregate and stretch broken; Gap between the size gear teeth axle is determined by the mineral aggregate crushing granularity requirement, enter two broken discaling roll zones by the mineral aggregate after jaw 9 precrushings, the mineral aggregate that satisfies granularity requirements is leaked down by the gap between the broken shaft and the broken gear teeth, the screening of realization secondary, the bulk mineral aggregate two gear teeth between centers clamped be subjected to shearing and stretching action by further fragmentation after, and leaked down by forced-ventilated; Ring gear 8 is axle sleeves, and logical key connecting of its endoporus and gear teeth axle are fixed, and the outer surface of ring gear 8 is uniform a plurality of teeth, by bolt teeth is connected with the tooth cover and fixes, and the tooth cover is to be made by wear-resisting carbide alloy, and it can make teeth wear-resisting, increases the service life.Tooth cover also can be embedded on the teeth, and the tooth cover is replaceable, to improve machine service life.Jaw 9 is made up of quadric chain, it is connected on the eccentric shaft part of big gear teeth axle two ends by bearing, its back is by being connected with cabinet 4 with yielding mechanism with its hinged connecting plate, when big gear teeth axle rotates, because the connection of its eccentric shaft bearing makes jaw 9 realize swinging, and comes with liner plate 5 broken bulk mineral aggregates.After the bulk mineral aggregate enters crusher chamber, at first be subjected to the squeezing action between jaw and the liner plate, realize precrushing; Broken gear teeth axial brake device 10, it drives big gear teeth axle 7 by motor, soft starter for motor device and decelerator and rotates, driving steamboat tooth axle 6 by an idle pulley again rotates, it mainly is the move toward one another that realizes broken gear teeth axle, broken power is provided, make a concession mechanism 11 and be fixedly mounted on the right side wall of cabinet 4,, can realize the gap adjustment between jaw 9 and the liner plate 5 by adjusting to it; Soft starter for motor device 12, it utilizes fluid coupling to realize soft starter for motor, can reduce vibration and impact, by overload protection arrangement 13, prevents motor overload, prolongs service life of equipment, reduces vexed car phenomenon.

After material was fed by spiral pushing device, cobbing was directly arranged down, and the bulk material is pushed in the crusher chamber fast through worm screw, and especially big block of material is after jaw and liner plate precrushing, and the one-tenth final products discharge of fragmentation back is carried out in the broken zone that enters broken gear teeth axle composition.

Claims (6)

1. A multi-stage screening gear-tooth crusher, which includes a screw propulsion mechanism driving device (2) composed of a motor and a reducer installed on the left end of the frame (1), a crushing wheel gear shaft driving device (10), motor soft start device (12), overload protection device (13), spray pump (14) and butter pump (15), the crushing wheel pinion driving device (10) installed in the rear of the right end of the frame (1) ) is made up of electric motor, speed reducer and electric motor soft start device (12), and electric motor soft start device (12) adopts hydraulic coupler, is characterized in that: it also includes frame (1), and it is made of shaped steel and steel plate The welded rectangular frame has a lower bottom as a funnel, and multiple groups of walking wheels are installed on the bottom, and a chassis (4) is also installed on it. The chassis (4) is a rectangular frame welded with section steel and steel plates. The clapboard is divided into left and right boxes. The clapboard and the left side plate in the left box are relatively short, and there are a number of semicircular holes on the top. The semicircular holes are equipped with bearing bases, and the worm shaft in the screw propulsion device (3) passes through The bearing is installed on the bearing base and fixed by the bearing cover. A liner (5) is fixed on the right side wall of the partition, and a small wheel gear shaft (6) is installed in the front and back direction under the right side of the liner (5). , the bull gear pinion (7) is equipped with on its right side more upper front and rear direction, gear ring (8) is all housed on the big and small gear pinion shaft, teeth and tooth cover are fixed on the gear ring (8), the bull gear tooth Jaw plate (9) is also housed on the axle (7), and the bottom back of jaw plate (9) is hinged with connecting plate, and is connected and fixed on the bottom of cabinet (4) right side plate with retreat mechanism (11). 2. The multi-stage screening gear-tooth crusher according to claim 1, characterized in that: said screw propulsion device is composed of a worm shaft. 3. The multi-stage screening gear-tooth crusher according to claim 1, characterized in that: the gear ring (8) is a hollow shaft sleeve, which is fixedly connected to the gear shaft through a key coupling, and its outer end surface There are multiple teeth on it, and the teeth and the tooth cover are fixed by bolts. 4. The multi-stage screening gear-tooth crusher according to claim 1 or 3, characterized in that: the gear ring (8) and the gear sleeve can be made as a whole. 5. The multi-stage screening gear-tooth crusher according to claim 1, characterized in that: the bull gear shaft (7) is a long shaft with an eccentric shaft section at both ends, and the eccentric shaft section It is connected with the jaw plate (9) through bearings. 6. The multi-stage screening gear-tooth crusher according to claim 1, characterized in that: the right box body of the chassis (4) is a frame composed of upper, middle and lower sections made of thick steel plates , the lower bottom is a funnel, and there is a semicircular mounting hole on the upper and lower joints of the position where the large and small gear shafts are installed. The small gear shaft (6) and the large gear shaft (7) are installed on the In the mounting hole on it, there are multiple stiffener plates around the mounting hole, and the upper, middle and lower joints of the cabinet (4) are fixed by bolt connections.

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