CN2619718Y

CN2619718Y - Vertical vibration screen crusher

Info

Publication number: CN2619718Y
Application number: CN 03231255
Authority: CN
Inventors: 王平
Original assignee: SHANGHAI YUCHENG MECHANICAL EQUIPMENT CO Ltd
Current assignee: SHANGHAI YUCHENG MECHANICAL EQUIPMENT CO Ltd
Priority date: 2003-05-19
Filing date: 2003-05-19
Publication date: 2004-06-09
Anticipated expiration: 2013-05-19

Abstract

The utility model relates to a vertical vibrating sieve pulverizer, which is composed of a main motor, a material inlet, a machine body, a rotor component, a sieve frame component, an aggregate bin and a material outlet, the main motor is vertical to the rotor component, which is characterized in that the machine body is provided with a vibrating source, the mentioned rotor component consists of a tension taper sleeve, an inner taper hollow shaft, three rotor round plates, a block mill hinge pin, a short block mill, a medium block mill, and a plurality of long block mills, the sieve frame component comprises four groups of spherical plain bearings, a sieve frame fixed clamp plate, an arc vertical sieve mesh, a pressing screw, a round bottom sieve mesh, an upper and lower pressing ring, a groove steel re-pulverizing cavity, a motor installation base and a float sealed ring, the round bottom sieve mesh is arranged at the bottom of the arc vertical sieve mesh, and the groove steel re-pulverizing cavity is arranged at the circle of the arc vertical sieve mesh inner wall, whose groove opens inwards, and the two groove opening sides are provided with a layer of hard material. The utility model has advantages that the pulverizer can directly realize rough pulverization and superfine pulverization; the fineness can reach up to 60 meshes, and moreover possessing comparatively large sieve mesh area, thereby improving the work efficiency and promising no blocking.

Description

Vertical vibrating sieve pulverizer

Technical field

The utility model relates to a kind of vertical vibrating sieve pulverizer, can directly carry out coarse crushing and fine pulverizing to feedstuff, belongs to the feed grinder technical field.

Background technology

At present, the internal feed processing industry is used Switzerland's cloth mostly and is reined in BUHLER vertical crusher and the horizontal wide type vibratory sieve pulverizer of Shanghai Chun Gu, and this machine patent No. is ZL97234455.1.The pulverizer basic element of character is made up of three parts: body, rotor and pulverizing chamber are screen bed base.During work, rotor is rotation at a high speed in screen bed base, and the feedstuff that enters pulverizing chamber is subjected to the acting in conjunction of rotor and screen cloth respectively and realizes pulverizing.The vertical crusher armature spindle is perpendicular to body, raw material enters pulverizing chamber from the several mouths of top portion, screen cloth is band round-ended cylinder shape structure, cylinder inner surface and rounded bottom surface are the effective area that sieves, the same length of hammer leaf, compare with horizontal pulverizer, screen area is big, and the crush efficiency height is because this pulverizer screen cloth is fixed in the body, during work, screen cloth remains static, and when using small-bore screen cloth work, can produce stifled sieve phenomenon, therefore this moment, crush efficiency reduced greatly, and to be not suitable for that raw material is carried out fine powder broken for this pulverizer; Horizontal wide type vibratory sieve pulverizer is a horizontal type structure, armature spindle is parallel with body, because a sizable charging aperture is reserved at the body top, the circular arc screen cloth is reserved charging aperture and is wrapped in the rotor outside, and screen bottom is equipped with vibrating motor, screen frame (unit) adopts to float with body and is connected, during work, screen frame (unit) vibrates together with vibrating motor, forces the material through pulverizing to discharge screen cloth, using the small-bore screen cloth to add man-hour also can operate as normal, and this pulverizer is suitable for fine pulverizing.But because structural reason, this pulverizer screen area is less relatively, and production efficiency is relatively low, and in addition, because vibrating motor is contained in pulverizer inside, working environment is relatively poor, and the vibrating motor fault is more.

Summary of the invention

The purpose of this utility model provides a kind of advantage that collects vertical crusher and horizontal pulverizer, can directly carry out coarse crushing and fine pulverizing to feedstuff, the vertical vibrating sieve pulverizer that production efficiency is high.

For realizing above purpose, the technical solution of the utility model provides a kind of vertical vibrating sieve pulverizer, and it is made up of main motor, charging aperture, body, rotor assembly, screen frame (unit) assembly, aggregate bin, discharging opening, and main motor is perpendicular to rotor assembly, its characteristics are, are equipped with vibration source on body.

Described rotor assembly is made up of tensioning tapered sleeve, inner cone hollow shaft, three rotor plectanes, hammer leaf bearing pin, short hammer leaf, middle hammer leaf, several pieces long hammer leaves, the tensioning tapered sleeve places outside the main motor shaft, three blocks of rotor plectanes are connected with the inner cone hollow shaft is vertical, the inner cone hollow shaft places outside the tensioning tapered sleeve, short hammer leaf, middle hammer leaf, several pieces long hammer leaf fraction set place three blocks of rotor plectanes successively, are connected by the hammer leaf bearing pin.

Described screen frame (unit) assembly by the upright screen cloth of four groups of oscillating bearings, screen frame (unit) fixed base plate, circular arc, clamping screw, rounded bottom screen cloth, up and down pressure ring, channel-section steel crushing chamber, motor mount, fluctuate hermetical ring are formed again, the rounded bottom screen cloth places the bottom of the upright screen cloth of circular arc, channel-section steel crushing chamber again places on the upright screen cloth inwall circumference of circular arc, the channel-section steel notch of crushing chamber again is inside, and two notch limits are equipped with one deck hard material.

Described vibration source can be a vibrating motor.

Upright screen cloth of described circular arc and rounded bottom screen cloth are the serial screen cloth that pore diameter size differs, and its bore dia is 0.6mm-8mm.

The utility model adopts vertical structure, guaranteed that from structure bigger screen area is arranged, epitrochanterian strike hammer leaf adopts from top to bottom from being short to the mode of long array, to be the hammer leaf outer end form step from top to bottom from large to small to the distance of screen cloth inwall in the hammer sieve gap that makes whole pulverizing chamber, when hammer leaf rotates, because hammer leaf is different in size, feed follows hammer leaf rotation tangential direction to differ, feed just disperses, pulverize easily, avoid feed to pile up, its function is to satisfy coarse crushing and the broken requirement of fine powder simultaneously, and screen frame (unit) adopts to float by oscillating bearing with body and is connected, and the body upper end is equipped with vibration source, make whole screen frame (unit) the time follow vibration source synchronous vibration in work, its function is not produce the stifled phenomenon of sieving when adopting the small-bore screen cloth to carry out fine pulverizings.In the upright screen cloth circumference range of circular arc two channel-section steels crushing chamber again is set, runs into channel-section steel when feed and rebounded again and can pulverize again once during crushing chamber again, increase the feed collision probability.

The utility model has the advantages that:

1. bigger screen area is arranged, increase work efficiency;

Hammer sieve gap distribution from coarse crushing to the fine pulverizing, enlarged the scope of application of pulverizer, as required, change the screen cloth of different bore dias, just can sift out various different big or small feeds;

3. ubiquitous stifled sieve phenomenon when having eliminated fine pulverizing can reach more than 60 orders feed smashing fineness;

4. because vibrating motor is installed in the body outside, improved the working environment of vibrating motor.

Description of drawings

Fig. 1 is vertical vibrating sieve mill structure schematic diagram;

Fig. 2 is the rotor assembly generalized section;

Fig. 3 is the rotor assembly vertical view;

Fig. 4 is a screen frame (unit) assembly generalized section.

The specific embodiment

The utility model is described in further detail below in conjunction with accompanying drawing and an embodiment.

As shown in Figure 1, for vertical vibrating sieve mill structure schematic diagram, form by main motor 1, charging aperture 2, body 3, rotor assembly 4, screen frame (unit) assembly 5, aggregate bin 6, vibration source 7, discharging opening 8.

As shown in Figure 2, be rotor assembly 4 generalized sections, form by tensioning tapered sleeve 18, inner cone hollow shaft 19, three rotor plectanes 20, hammer leaf bearing pin 21, short hammer leaf 22, middle hammer leaf 23, several pieces long hammer leaves 24.Select for use the 45# steel to make three blocks of rotor plectanes 20 that diameter is 450mm, make 22 4 of the short hammer leaves of long 150mm, wide 40mm, thick 4mm; 23 4 of the middle hammer leaves of long 155mm, wide 40mm, thick 4mm; Long 160mm, wide 40mm, 24 24 of the long hammer leaves of thick 4mm, 1 short hammer leaf 22,1 middle hammer leaf 23,6 length of a film hammer leaves 24 are formed one group, totally 4 groups, to go up, in, following three rotor plectane 20 centre bores are inserted in the step of inner cone hollow shaft 19, and vertically welding with it, with every group short hammer leaf 22, middle hammer leaf 23,6 length of a film hammer leaves 24 penetrate successively, in, in following three blocks of rotor plectanes 20, make per two hammer leaves be divided into 3mm between the upper and lower, and the holes that the Kong Yusan piece rotor plectane on the hammer leaf 20 is pre-processed alignment, fixing with hammer leaf bearing pin 21, each bearing pin 21 bottom has stay to fix, and 4 groups of hammer leaves evenly are installed on three blocks of rotor plectanes 20, as shown in Figure 3.

As shown in Figure 4, be screen frame (unit) assembly 5 generalized sections, by the upright screen cloth 11 of four groups of oscillating bearings 9, screen frame (unit) fixed base plate 10, circular arc, clamping screw 12, rounded bottom screen cloth 13, up and down pressure ring 14, channel-section steel crushing chamber 15, motor mount 16, fluctuate hermetical ring 17 are fine into again.

Select for use the pore-creating of 45# steel directly to be upright screen cloth 11 of the circular arc of 0.6mm and rounded bottom screen cloth 13, rounded bottom screen cloth 13 is welded in the bottom of the upright screen cloth 11 of circular arc, equidistant two channel-section steels crushing chamber 15 again that is provided with on the upright screen cloth 11 inwall circumference of circular arc, the channel-section steel notch of crushing chamber 15 again is inside, article two, notch limit built-up welding one deck tungsten carbide hard material, four groups of oscillating bearings 9 float screen frame (unit) fixed base plate 10 levels to hang and are connected in body, then with 6 clamping screws 12 and up and down pressure ring 14 screen cloth is loaded onto, upright screen cloth 11 of circular arc and the rounded bottom screen cloth 13 of making different apertures simultaneously and be the 0.6mm-8mm specification are standby.

Main motor 1 is selected the 18.5KW motor for use, vibration source 7 selects vibrating motor, main motor 1 shaft stretches in the body 3, tensioning tapered sleeve 18 being inserted in behind 19 li of the inner cone hollow shafts together cover becomes owner of on the shaft of motor 1 again, with bolt with tensioning tapered sleeve 18, inner cone hollow shaft 19, the shaft tensioning of main motor 1 is fixed together, load onto screen frame (unit) assembly 5 then, screen frame (unit) assembly 5 circle center are coaxial with main motor 1, and constitute pulverizing chamber between rotor, stretch out the body top levels column of burn-oning on the screen frame (unit) fixed base plate 10, charging aperture 2 be welded in body 3 above, on the top plan of the column on the screen frame (unit) fixed base plate 10 vibrating motor is installed.

After master's motor 1 starts during work, driving rotor assembly 4 rotates together, produce centrifugal force, the short hammer leaf 22, middle hammer leaf 23, the long hammer leaf 24 that are enclosed within on the awl sheet 21 are got rid of directly along normal direction, after raw material enters pulverizing chamber from charging aperture 2, elder generation is through the strike of short hammer leaf 22, realize thick level pulverizing, the product that reaches fineness is discharged from screen cloth, the raw material that fineness is not enough continues to fall, and the continuation of hammer leaf 23, long hammer leaf 24 is hit in standing successively, and raw material granularity is tapered, discharge from screen cloth until the product that reaches the processing fineness, enter aggregate bin 6 and discharge by discharging opening through air draft system.

Because the increase gradually of hammer leaf length, hammer tip linear velocity also increase gradually, hammer leaf also increases gradually to the hitting power of feed, and hammer sieve gap diminishes gradually, makes crush strength increase gradually.

Because the effect of vibrating motor, the screen frame (unit) assembly is in the dither state at work, forces the product that reaches fineness in time to discharge screen cloth, has fundamentally avoided the generation of stifled sieve phenomenon.

Claims

1. a vertical vibrating sieves pulverizer, it is made up of main motor (1), charging aperture (2), body (3), rotor assembly (4), screen frame (unit) assembly (5), aggregate bin (6), discharging opening (8), main electronic (1) is perpendicular to rotor assembly (4), it is characterized in that, on body (3), be equipped with vibration source (7).

2. vertical vibrating sieve pulverizer according to claim 1, it is characterized in that, described rotor assembly (4) is by tensioning tapered sleeve (18), inner cone hollow shaft (19), three blocks of rotor plectanes (20), hammer leaf bearing pin (21), short hammer leaf (22), middle hammer leaf (23), several pieces long hammer leaves (24) are formed, tensioning tapered sleeve (18) places outside main motor (1) axle, three blocks of rotor plectanes (20) and vertical connection of inner cone hollow shaft (19), inner cone hollow shaft (19) places outside the tensioning tapered sleeve (18), short hammer leaf (22), middle hammer leaf (23), several pieces long hammer leaf (24) fraction set place three blocks of rotor plectanes (20) successively, are connected by hammer leaf bearing pin (21).

3. vertical vibrating sieve pulverizer according to claim 1, it is characterized in that, described screen frame (unit) assembly (5) is by four groups of oscillating bearings (9), screen frame (unit) fixed base plate (10), circular arc is found screen cloth (11), clamping screw (12), rounded bottom screen cloth (13), pressure ring (14) up and down, channel-section steel is crushing chamber (15) again, motor mount (16), fluctuate hermetical ring (17) is formed, rounded bottom screen cloth (13) places circular arc to stand the bottom of screen cloth (11), channel-section steel crushing chamber (15) again places circular arc to stand on screen cloth (11) the inwall circumference, the channel-section steel notch of crushing chamber (15) again is inside, and two notch limits are equipped with one deck hard material.

4. vertical vibrating sieve pulverizer according to claim 1 is characterized in that described vibration source (7) can be a vibrating motor.

5. according to claim 1,3 described vertical vibratings sieve pulverizers, it is characterized in that described circular arc is found the serial screen cloth that screen cloth (11) and rounded bottom screen cloth (13) differ for pore diameter size, its bore dia is 0.6mm-8mm.