CN2189620Y

CN2189620Y - Grass sheet sorting machine

Info

Publication number: CN2189620Y
Application number: CN 94204955
Authority: CN
Inventors: 鲍侃; 白津生; 金宏
Original assignee: 鲍侃
Priority date: 1994-03-19
Filing date: 1994-03-19
Publication date: 1995-02-15
Anticipated expiration: 2004-03-19

Abstract

The utility model discloses a grass sheet sorting machine for paper making, belonging to the technical field of separation. The utility model mainly adopts an air regulating louver, a step vibrating screen, a grass leaf collecting net, a spiral material spreading machine, a double closing material discharging machine, a draught fan, etc. to separate grass sheets and remove grains, earth, sandstones, grass leaves, and grass knots by utilizing the actions of positive blowing spread, gravity settling separation, vibrating screening, and sorting of the net. The utility model has the advantages of compact structure and low energy consumption can be widely used for screening wheatgrass raw materials or other grass raw materials for the paper making.

Description

Grass sheet sorting machine

The utility model belongs to sorting machine, relates to the sorting of careless bar, blade of grass, sandstone etc.

At present, paper-making industry is to the screening and the dedusting of paper grade (stock) paddy and wheat grassland material, adopt the roll-type dust removal machine mostly, taper garden sieve, the oscillatory type plansifter waits the purpose that reaches screening, dedusting, operating efficiency is lower like this, main grain, sandstone and the dust etc. that remove in the burring bar can not effectively be removed blade of grass and careless joint, owing to be mixed with blade of grass and the careless quality that has just reduced straw pulp that saves in the careless bar, strengthen the consumption of boiling chemicals, also just increased cost.

The purpose of this utility model be exactly to overcome above-mentioned short and provide can effectively remove grain, sandstone dust, the grass sorting machine tool of blade of grass and grass joint.

Realize that the utility model purpose solution is to comprise dynamical system, frame (2), air-vent (10), feed auger bulk cargo machine (8), discharger, particularly the following and frame (2) of step vibrations sieve (6) is fixedly mounting accent wind shutter (5), and blade of grass collecter ring (14) is installed above, is provided with plate washer (22) in the last grade web plate (31) below of step vibrations sieve (6); Step vibrations sieve (6) is installed on the rocking bar (28) of a four-bar mechanism, and the side plate (7) of step vibrations sieve (6) is in frame (2), and rocking bar (28) is outside frame (2); On the horizontal projective plane of per two web plates (31) of step vibrations sieve (6) spacing (a) is arranged, web plate (31) only is fixed on the side plate (30), and transferring wind shutter (5) is the air intake angle of adjusting shutter (5) by worm and gear (21); Blade of grass collecter ring (14) is mounted on belt (16), (12).Belt (16) is to be enclosed within wheel (18), wheel (9), and is spaced, and forms a big plane in the side near step vibrations sieve (6); Belt (12) is one and is enclosed within on wheel (18), the wheel (9), the centre in belt (16), and be associated in blade of grass collecter ring (14) by idle wheel (13).

The utility model has the advantages that compact conformation, can effectively separate sandstone, grain, careless bar, grass joint, blade of grass, the paper making pulp quality is improved.

The utility model is described in further detail below in conjunction with accompanying drawing:

Fig. 1 is a structural representation of the present utility model,

Fig. 2 is the fundamental diagram of step vibrations sieve.

Topmost in frame (2) is equipped with spiral bulk cargo machine (8), be by motor (7) drive two incorgruous screw rods with the blade uniformly dispersing on the total length of screw rod, below spiral bulk cargo machine (8), step vibrations sieve (6) is installed in the frame (2), step vibrations sieve (6) connects firmly on the frame that shakes outside frame (2), the frame that shakes is a four-bar mechanism, power transmission shaft (27), connecting rod (3), rocking bar (28), coupling spindle (29) is fixedly connected with vibrating spring (26) on four hinges of the frame that shakes, the other end of spring (26) is connected on the frame (2).The structure of step vibrations sieve (6) is such, on parallel two blocks of side plates (30), is fixedly connected with some parallel web plates (31), and web plate does not have other connection on (31) again, and per two web plates (31) have spacing (a) on horizontal plane.Below step vibrations sieve (6), the side plate (30) of parallel step vibrations sieve (6) on frame (2), is equipped with and transfers wind shutter (5), and the wind blade of shutter (5) links.The wind-guiding angle is that worm and gear (21) is finished by regulator, can adjust wind blade, and be locked on some angles.The outside at worm and gear (21) is provided with pointer, can show the angle of the wind blade of being adjusted.Top at step vibrations sieve (6), be provided with blade of grass collecter ring (14), collecter ring (14) is to be enclosed within belt (16), (12) on, belt (16) is enclosed within on driving wheel (18) and the follower (9), and be spaced some, wherein at middle position a belt (12) being arranged is by idle wheel (13), collecter ring (14) is associated in by screw with belt (12), so just limited the move left and right of collecter ring (14) on belt, collecter ring (14) is a big plane that is parallel to the side plate (30) of step vibrations sieve (6) in the one side (being the windward side) near step vibrations sieve (6) so.Collecter ring (14) moves downward with belt.

Locate near driving wheel (18) at collecter ring (14), be provided with sweeping wind pipe (17), the side (promptly downward) that airduct (17) is gone up towards collecter ring (14) has some apertures.The function of garden brush (20) is the particulate on the cleaning collecter ring (14), prevents that collecter ring (14) from stopping up.

Below frame (2), duplex sealing discharging machine is installed, it has two discharging openings (24), (25), its structure is that impeller is enclosed, drive by motor and decelerator (23), work continuously, between two discharging openings (24), (25), be provided with a baffle plate (22).

Frame (2) is provided with Inlet Network at the downside of transferring wind shutter (5), so that suck cleaned air, its bottom is provided with a belt conveyor (1), and (11) are outer covers, and (15) are inspection openings, and (19) are the sealing wheels.

On air-vent (10), be connected with air-introduced machine.

When air-introduced machine work, wind circulation is crossed Inlet Network through transferring wind shutter (5), and step vibrations is sieved (6), blade of grass collecter ring (14), and air-vent (10) is to air-introduced machine.Step vibrations is sieved vibration at high speed under the driving that (6) are four-bar mechanism at the frame that shakes; Blade of grass collecter ring (14) is driven and is moved downward by driving wheel (18), belt (16); At this moment spiral bulk cargo machine (8), duplex sealing discharging machine, belt conveyor (1) all is in duty.

The blade that cuts is through spiral bulk cargo machine (8), scatter and be sprinkling upon uniformly on the web plate at the highest level (31) of step vibrations sieve (6), by vibration and wind action, blade descends step by step, because blade has different quality with impurity, thereby different sinking speed just arranged also, use the principle of just blowing diffusion and gravity settling separation, under the distinguished and admirable effect of suitable separation, blade diffusion and separation in being scattered, between the web plate (31) of step vibrations sieve (6) spacing (a) is arranged all, part grain, sandstone reaches the bigger impurity of quality such as grass joint, sinking speed is bigger, (a) directly passes through by spacing, and row's ash entrance chamber (D) is also sent by belt conveyor (1), and blade further screens out grain on the web plate (31) of vibration at high speed, the impurity that the sandstone equal settling velocities is bigger, through multipass sort to improve removal of impurity.

The careless dirt that sinking speed is lower, blade of grass, with careless bar with distinguished and admirable rising, grass dirt is discharged grass sorting machine by blade of grass collecter ring (14) by air-introduced machine, the little careless bar of blade of grass and part bumps on blade of grass collecter ring (14), because blade of grass is flat and soft, just be deployed on the wire side after running into blade of grass collecter ring (14), make the bigger leeway of generation between blade of grass windward side and lee face, firmly attached on the wire side, the approximate garden shape of grass bar section and hard is run into blade of grass collecter ring (14) back and can not produce bigger leeway between the windward side of careless bar and lee face, and can not be attached on the wire side.

Blade of grass collecter ring (14) moves downward the gravity effect with careless bar self, the grass bar obtained sedimentation when the grass bar was brought to the lower sedimentation separation district (A) of wind speed, can lose partial function after the collision of careless bar in the infall process and plate washer (22), no longer floating and fall into careless bar storehouse (B) rapidly and send by the discharging opening (24) on the duplex sealing discharging machine; Attached to the blade of grass on blade of grass collecter ring (14) wire side, brought into blade of grass storehouse (C) by blade of grass collecter ring (14), blade of grass falls from wire side under the high speed wind action of sweeping wind pipe (17) ejection, is sent by the discharging opening (25) of duplex sealing discharging machine.Garden brush (20) constantly rotates, grit on the cleaning blade of grass collecter ring (14), prevent that wire side from stopping up, so just reached the purpose of sorting blade, promptly be separated into four big classes: 1, the impurity of big quality such as grain, sandstone grass joint, 2, fine particles impurity such as careless bar, 3, blade of grass 4, careless dirt, dust.

Claims

1, a kind of grass sorting machine, comprise dynamical system, frame (2), air-vent (10), feed auger bulk cargo machine (8), discharger, following and the frame (2) that it is characterized in that step vibrations sieve (6) is fixedly mounting accent wind shutter (5), blade of grass collecter ring (14) is installed above, and the below in that step vibrations is sieved the last grade web plate (31) of (6) is provided with plate washer (22).

2, according to the said separator of claim 1, it is characterized in that said step vibrations sieve (6), be installed on the rocking bar (28) of one four machine linkage, the side plate (7) of step vibrations sieve (6) is in frame (2), and rocking bar (28) is outside frame (2).

3, according to claim 1,2 said separators, it is characterized in that on the horizontal plane of per two web plates (31) of said step vibrations sieve (6) spacing (a) being arranged, web plate (31) only is fixed on the side plate (30).

4, according to the said separator of claim 1, it is characterized in that said accent wind shutter (5), be the air intake angle of adjusting shutter (5) by worm and gear (21).

5,, it is characterized in that said blade of grass collecter ring (14) is mounted on belt (16), (12) according to the said separator of claim 1.

6, according to claim 1,5 said separators, it is characterized in that said belt (16) is to be enclosed within wheel (18), wheel (9), and be spaced, form a big plane in a side near step vibrations sieve (6); Belt (12) is one and is enclosed within wheel (18), on the wheel (9), and the centre in belt (16), and be associated in blade of grass collecter ring (14) by idle wheel (13).