DE1607448B2 - Process for cleaning the baffle walls in prail crushers - Google Patents

Description

moist, sticky or baked goods, so that any such cleaning process can either

to a complete clogging of such Prallzer- 6 ₅ by hand, z. B. can come by means of a handwheel belching machines. The inclination took adjusting spindles, or carried out mechanically of the goods, in particular in the catchment area. In addition, the cleaning can be started by means of the baffle walls;

k · " - '■

3 4

Walls actuating switching mechanism is arranged automatically through baffle wall, according to the invention, the

be guided. This process can be carried out in front of the baffle wall to avoid the risk mentioned

correct time intervals by means of a timer

kes to be initiated. sen whose apex is above the axis of rotation.

In particular with very moist material, such as loamy 5 In the drawing, an embodiment is a

Lignite, cleaning can be done by heating the impact crusher to carry out the

Impact walls are supported. driving according to the invention shown schematically,

The method can be shown particularly easily according to and specifically

carry out the invention when the approach and Fig. 1 is a vertical section through a machine,

Return a baffle wall by pivoting the one provided for cleaning the baffle wall by hand.

The same is seen around a to the axis of rotation of the rotor of the impact, and

Crushing machine parallel axis of rotation causes Fig. 2 a section of a will correspond. In addition, however, there are also other movements, the vertical cut of a machine, which allows for cleaning options for the approach and return of the baffle by means of a power device Impact wall conceivable. 15 hen is.

A particularly advantageous impact comminution In the housing 1 of the machine is the rotor 2 machine for carrying out the method according to the Er- mounted rotatably about a horizontal axis. By doing finding is that the axis of rotation of the impact rotor 2, the hammers 3 are pivotably mounted wall on the side facing away from the rotor in the region determine the orbit 4. The baffle 5, 6 is rich in the lower half of the baffle 20 is covered with wear plates 7 and is rotating. With this axis of rotation, the axis of attack 8 can be pivoted. At the axis of rotation 8 can point for the adjusting device meet, not shown adjusting device for the setting to adjust the width of the gap at the lower len the width of the gap between orbit 4 Attack the end of the baffle wall in order to limit the grain and lower end of the baffle wall 5, 6. the size of the discharged goods. 25 position 5 of the drawn in solid lines

The position of the axis of rotation of the baffle wall and its baffle wall characterizes the impact position while

The shape must always be selected in such a way that in the area the position 6, shown in dash-dotted lines

rich, in which with the attachment of goods to the baffle the end position when cleaning the

Impact wall is particularly to be expected, the impact wall identifies the impact wall. The adjustment device for

largely except for a small safety margin- 30 the baffle wall 5, 6 for cleaning engages the floor

was up for the orbit of the orbits 9.

Reduction tools can be approximated, while the material is supplied through the opening 13 in the

the remaining areas of the baffle wall are not in housing 1, from which the material passes through the grinding

get into this orbit. The danger of a space 12 reaching the Gutsauslauf 14 arrives

Collision of the baffle wall with the circumferential Zer- 35 In the embodiment according to FIG. 1 takes place

There is a spindle 10, in particular on the bolt 9, which is reduced by a

in the middle area of the baffle wall when this is pivotably mounted in the spindle nut in the housing 1

Vertical section the shape of a segment of a circle arc can be actuated with handwheel 11.

having a radius which engages from the radius of the embodiment according to FIG

Orbit is only slightly different. When the 40 on the bolt 9 pushes the piston rod 16 of a pivoting

Axis of rotation of the baffle wall on the cylinder-piston-Ag-

applied page in the area of the lower half of gregates 15.

1 sheet of drawings

Claims (7)

I 607,448, ..,. ......,. f '■ ■ "machines, such as impact hammer mills, impact hammer mills 1. Method of cleaning the baffles at high speed applied against the baffles Good with impact shredding machine 5 is centrifuged. nen with revolving around a horizontal axis so far it has been customary that on the baffle walls Rotor with shredding tools, rather impact shredding machines, characterized in that they can be eliminated in each case by stopping the machine for a short time or throttling the material supply under and by hand by means of a poking iron or the like, the impact walls (5, 6 ) at least io applied good is scraped off the baffle walls, with their parts lying in the catchment area, in addition one has to clean the baffle walls which are; jjöiit / put ⁵ , can, toVauf a. · 'from. At such an impact shredding safety distance to the circulating path (4) of the guiding machines, the goods are set by heating the circulating shredding tools. (3) - Attempted to effect impact walls. Thereby, the approaches and again _v .in .the; impingement position 15 zurückge- scheduled Good dried, and so that its adhesiveness leads datiVch "die'Gutzufuhr reduced back to the baffles and chipping is opened, o '" - · ir - :: '- a ^r - \ ^v r · "· - · .. ■""■ is favored by the impact walls. 2. The method as claimed in claim 1, characterized not only because of the effort required, that what ^: cleaning by means of "one that controls the heating but also because of the uncertainty in the supply of material and the adjustment of the success rate is disadvantageous. Impact walls (5, 6) actuating switching mechanism have similar disadvantages also other known ones is carried out automatically. Procedures to be followed during operation 3. The method according to claim 2, characterized in that the impact crushing machine comprises the impact plates indicates that cleaning is carried out in predetermined either in larger jerky movements or, Time intervals by means of a time switch mechanism by means of vibrators attached to them, in small intervals is directed. Vibrations, so that the loosening of the 4. To achieve the method according to one of the preceding baking goods. Claims, characterized in that the finally are also impact crushing machines Cleaning by heating the baffles (5, 6) NEN known in which the cleaning of the baffles is supported. 30 is caused by the set material that the 5. The method according to any one of the preceding baffles as part of a continuously rotating plat-claims, -characterized, -that the tenbandes are formed, wherein the on the plate- Approaching and Zuriickführep a baffle (5, teriband scheduled good part to the Umlenkstel-6) by pivoting 'same flake off iinreine len for rotating and partly outside the Arbeitsrauachse the rotor (2) of the Prallzerkieinefüngsmä- mes ₃₅ is scraped. Apart from the parallel axis of rotation (8) is also produced here. large expenditure on equipment for cleaning the 6. Impact crushing machine for exercising impact walls, it is disadvantageous that the apron conveyor in the method according to claim 5 ,. characterized overall the end facing the working chamber area hardly indicates that the axis of rotation (8) of the impingement of a wall suitable for the shredding operation (5, 6) on their side facing away ₄₀ shape can be conducted from the rotor (2) and, moreover, a starter Side in the area of the lower half of the impact is subject to wear. wall (5,6) is arranged. iv.;: i. ^r: Ί. \ Γ · '. The object of the invention is to 'provide a simple possibility 7. Impact crushing machine according to Iichkeit for cleaning the impact walls in such a claim 6, characterized in that the impact crushing machines with as possible a garment (5, 6) in vertical section approximately the shape _{45 with} little equipment and little time consuming parabola, the apex The axis of rotation (8) to be created for each individual cleaning process may lie above. fen, whereby a favorable shape for the crushing process of the baffles should be maintained. _. ..., ", _ _s , In a method of the type mentioned above, ^: · ^: ' ^: ".- ■ · ■■■ -. _5i) the invention is that in each case briefly the Material supply is throttled or interrupted, the baffles at least with their in the catchment area ... _. . . lying parts on which good can attach, The invention relates to a method for up to a safety distance to the orbit Cleaning of the baffle walls -from attached-goods at -55 of the rotating shredding tools-impact shredding machines horizontally by one and then returned to the impact position The tale axis revolving rotor with shredding and then the material feed is opened again tools. will. The cleaning process takes place during this In such impact crushing machines, the impact walls approach the orbit takes place in particular in the catchment area of the baffle walls 60 of the rotating shredding tools, where There is a risk that the material will build up, and this will occur if the machine is overloaded with suitable ones Pulling in the goods and thus the throughput rate choice of the speed of the approach deteriorates. This is particularly dangerous when it is avoided.