DE20021758U1 - Impact mill with striking tools on a motor-driven rotor - Google Patents

Impact mill with striking tools on a motor-driven rotor

Info

Publication number
DE20021758U1
DE20021758U1 DE20021758U DE20021758U DE20021758U1 DE 20021758 U1 DE20021758 U1 DE 20021758U1 DE 20021758 U DE20021758 U DE 20021758U DE 20021758 U DE20021758 U DE 20021758U DE 20021758 U1 DE20021758 U1 DE 20021758U1
Authority
DE
Germany
Prior art keywords
impact
mill according
impact mill
regrind
tools
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE20021758U
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to DE20021758U priority Critical patent/DE20021758U1/en
Priority to DE10161275A priority patent/DE10161275B4/en
Publication of DE20021758U1 publication Critical patent/DE20021758U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/26—Details
    • B02C13/282—Shape or inner surface of mill-housings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/14—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices
    • B02C13/18—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices with beaters rigidly connected to the rotor
    • B02C13/1807—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices with beaters rigidly connected to the rotor the material to be crushed being thrown against an anvil or impact plate
    • B02C13/185—Construction or shape of anvil or impact plate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/26—Details
    • B02C13/28—Shape or construction of beater elements
    • B02C13/2804—Shape or construction of beater elements the beater elements being rigidly connected to the rotor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/26—Details
    • B02C13/286—Feeding or discharge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
    • B02C23/24—Passing gas through crushing or disintegrating zone
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/14—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices
    • B02C13/18—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices with beaters rigidly connected to the rotor
    • B02C13/1807—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices with beaters rigidly connected to the rotor the material to be crushed being thrown against an anvil or impact plate
    • B02C2013/1878—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices with beaters rigidly connected to the rotor the material to be crushed being thrown against an anvil or impact plate radially adjustable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/26—Details
    • B02C13/282—Shape or inner surface of mill-housings
    • B02C2013/2825—Shape or inner surface of mill-housings with fastening means for fixing lining members to the inner surface of mill-housings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/26—Details
    • B02C13/286—Feeding or discharge
    • B02C2013/2869—Arrangements of feed and discharge means in relation to each other

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (12)

1. Prallmühle mit Schlagwerkzeugen an einem motorgetriebenen Rotor, wobei die Mahlwerkzeuge mit einer ortsfesten zylin­ drischen Prallwand zusammenwirken sowie mit einer Mahlgut­ zuführung und einer pneumatischen Mahlproduktabführung, gekennzeichnet durch eine im in Schwerkraftrichtung oberen Bereich der Schlag­ werkzeuge (8) angeordneten Mahlgutzuführung (25), einen in Schwerkraftrichtung unterhalb des Rotors (4) vorgesehenen Aufnahmeraum (15) für das Mahlgut, eine dem Aufnahmeraum (15) zugeordnete Förderluftzufuhr (22) für das Mahlprodukt, wobei der Rotor (4) von einem Flügel- oder Speichenrad (6) getragen ist mit Durchtrittsöffnungen (19) für das von un­ ten nach oben (Pfeile 23) mittels Förderluft geführte Mahl­ produkt.1. impact mill with impact tools on a motor-driven rotor, the grinding tools interacting with a stationary cylindrical impact wall and with a regrind supply and a pneumatic grinding product discharge, characterized by a regrind supply ( 25 ) arranged in the upper area of the impact device ( 8 ) in the direction of gravity, an intended direction of gravity beneath the rotor (4) receiving space (15) for the ground material, an the receiving space (15) associated with the conveying air supply (22) for the ground product, wherein the rotor (4) is carried by a wing or spoked wheel (6) with passage openings ( 19 ) for the grinding product guided from below by arrows ( 23 ) by conveying air. 2. Prallmühle nach Anspruch 1, dadurch gekennzeichnet, daß der Mahlgutaufnahmeraum (15) etwa trichterförmig ausge­ bildet ist mit einer Vielzahl von Lufteintrittsschlitzen (20), wobei der Kopf des Trichters mit einer feststehenden Luftführungseinrichtung (17) versehen ist, in die die Nabe (7) der Antriebswelle (2) des die Schlagwerkzeuge (8) tra­ genden Flügelrades (6) als konzentrischer Strömungsteiler einragt. 2. Impact mill according to claim 1, characterized in that the ground material receiving space ( 15 ) is approximately funnel-shaped with a plurality of air inlet slots ( 20 ), the head of the funnel being provided with a fixed air guiding device ( 17 ) into which the hub ( 7 ) of the drive shaft ( 2 ) of the striking tools ( 8 ) carrying the impeller ( 6 ) protrudes as a concentric flow divider. 3. Prallmühle nach Anspruch 2, dadurch gekennzeichnet, daß von der Nabe (7) mit Strömungsteiler einerseits und der in das Innere des die Schlagwerkzeuge (8) tragenden Rotors (6) ragenden Luftführungseinrichtung (17a) andererseits ein koaxialer zentrischer Strömungskanal (18) gebildet ist.3. impact mill according to claim 2, characterized in that of the hub ( 7 ) with flow divider on the one hand and in the interior of the striking tools ( 8 ) carrying rotor ( 6 ) projecting air guide device ( 17 a) on the other hand, a coaxial central flow channel ( 18 ) is formed. 4. Prallmühle nach Anspruch 1, 2 oder 3, dadurch gekennzeichnet, daß stromabwärts hinter dem Flügelrad (6) ein Entnahmering­ raum (29) am äußeren Umfang des Strömungskanales mit ein­ stellbaren Entnahmeöffnungen (28) zur Rückführung von nicht ausreichend zerkleinertem Mahlgut angeordnet ist.4. impact mill according to claim 1, 2 or 3, characterized in that downstream of the impeller ( 6 ) has a removal ring space ( 29 ) on the outer circumference of the flow channel with an adjustable removal openings ( 28 ) for returning insufficiently ground material is arranged. 5. Prallmühle nach Anspruch 4, dadurch gekennzeichnet, daß stromabwärts hinter dem Entnahmeringraum (29) die Ab­ führschnecke (27) für den Förderluft-Mahlgutstrom angeord­ net ist.5. Impact mill according to claim 4, characterized in that downstream of the removal annulus ( 29 ) from the guide screw ( 27 ) for the conveying air-grist stream is net angeord. 6. Prallmühle nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß der Aufnahmetrichter (15) für das pneumatisch weiter zu fördernde Mahlprodukt in seinem Bereich größten Durchmes­ sers als Aufnahmeringkanal für das den Bereich der Schlag­ werkzeuge (8) verlassenden Mahlgut ausgebildet ist mit Leit- und Führungselementen (16) zur Steuerung des nach un­ ten rieselnden Mahlproduktes.6. Impact mill according to one of the preceding claims, characterized in that the receiving funnel ( 15 ) for the pneumatically conveyed grinding product in its largest diameter range is designed as a receiving ring channel for the area of the impact tools ( 8 ) leaving regrind is formed with guide and guide elements ( 16 ) for controlling the grinding product which flows downwards. 7. Prallmühle nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß dem Aufnahmetrichter (15) im Tiefpunkt eine Mahlgut­ rückführung zugeordnet ist.7. Impact mill according to one of the preceding claims, characterized in that the receiving funnel ( 15 ) is assigned a regrind at the lowest point. 8. Prallmühle nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß am die Schlagwerkzeuge (8) umgebenden Mühlengehäuse (13) Zuführstutzen (26) für ein Sekundärgas, wie trocknende Warmluft, zugeordnet sind.8. Impact mill according to one of the preceding claims, characterized in that on the striking tools ( 8 ) surrounding the mill housing ( 13 ) supply nozzle ( 26 ) for a secondary gas, such as drying warm air, are assigned. 9. Prallmühle nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß einzelne Mühlenabschnitte als miteinander verschraubte Module ausgebildet sind.9. impact mill according to one of the preceding claims, characterized, that individual mill sections screwed together Modules are formed. 10. Prallmühle nach Anspruch 9, dadurch gekennzeichnet, daß der Mahlgutaufnahmeraum (15) mit der schneckenförmigen Förderluftzufuhr (21) als Einzelmodul, das das Schlagwerk­ zeug (8) umgebende Mühlengehäuse (13) mit Mahlgutzufuhr (24), die schneckenförmige Abführung (27) für den Förderluft-Mahlgutstrom mit Wellenlagern (33) sowie der ange­ flanschte Antriebsmotor (3) einzelne Mühlenmodule bilden.10. Impact mill according to claim 9, characterized in that the regrind receiving space ( 15 ) with the screw-shaped conveying air supply ( 21 ) as a single module, the tool ( 8 ) surrounding mill housing ( 13 ) with regrind supply ( 24 ), the screw-shaped discharge ( 27 ) Form individual mill modules for the conveying air regrind with shaft bearings ( 33 ) and the flanged drive motor ( 3 ). 11. Prallmühle nach einem der vorangehenden Ansprüche, gekennzeichnet durch zylindrische, segmentierte Prallwandträger (11) mit nach außen weisenden federbelasteten Halt- und Verstellschrauben (12).11. Impact mill according to one of the preceding claims, characterized by cylindrical, segmented baffle support ( 11 ) with outwardly pointing spring-loaded retaining and adjusting screws ( 12 ). 12. Prallmühle nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß die Schlagwerkzeuge (8) im Rotor (4) in Schwalben­ schwanzführungen (5) positioniert und mittels Klemm- und Distanzstücken gesichert sind.12. Impact mill according to one of the preceding claims, characterized in that the striking tools ( 8 ) in the rotor ( 4 ) in swallow tail guides ( 5 ) are positioned and secured by means of clamping and spacers.
DE20021758U 2000-12-22 2000-12-22 Impact mill with striking tools on a motor-driven rotor Expired - Lifetime DE20021758U1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE20021758U DE20021758U1 (en) 2000-12-22 2000-12-22 Impact mill with striking tools on a motor-driven rotor
DE10161275A DE10161275B4 (en) 2000-12-22 2001-12-14 Rotor impact mill for the treatment of regrind

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20021758U DE20021758U1 (en) 2000-12-22 2000-12-22 Impact mill with striking tools on a motor-driven rotor

Publications (1)

Publication Number Publication Date
DE20021758U1 true DE20021758U1 (en) 2002-05-08

Family

ID=7950456

Family Applications (2)

Application Number Title Priority Date Filing Date
DE20021758U Expired - Lifetime DE20021758U1 (en) 2000-12-22 2000-12-22 Impact mill with striking tools on a motor-driven rotor
DE10161275A Expired - Fee Related DE10161275B4 (en) 2000-12-22 2001-12-14 Rotor impact mill for the treatment of regrind

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE10161275A Expired - Fee Related DE10161275B4 (en) 2000-12-22 2001-12-14 Rotor impact mill for the treatment of regrind

Country Status (1)

Country Link
DE (2) DE20021758U1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10300086A1 (en) * 2002-11-08 2004-05-27 Cramer Gmbh & Co. Kg Comminuting device used e.g. as a shredder for comminuting garden waste comprises an impeller wheel arranged in an outlet channel and having an axis of rotation positioned at an angle to the movement direction of the comminuted material
CN115254307A (en) * 2022-06-22 2022-11-01 张华� Starch production is with novel rubbing crusher system

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH613132A5 (en) * 1975-11-28 1979-09-14 Voest Alpine Ag Hammer mill for comminuting stone
DE3844178A1 (en) * 1988-12-29 1990-07-05 Orenstein & Koppel Ag METHOD AND DEVICE FOR CRUSHING SHEET-SHAPED MATERIALS
DE4413532C2 (en) * 1994-04-15 1996-10-17 Der Zanden Hans Van Impact crusher
DE19723705C1 (en) * 1997-06-06 1999-01-28 Pallmann Kg Maschf Mill for products of different origins
DE19917607A1 (en) * 1999-04-19 2000-11-02 Renk Ag Gear for dish-type mill has planetary gear assemblies installed inside one-piece housing accommodating ring gears, and one stage of planetary gear is guided by plain bearing installed vertically inside housing between ring gears

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3426478C1 (en) * 1984-07-18 1985-10-10 Alpine Ag, 8900 Augsburg Sifting mill
DE19823563A1 (en) * 1998-05-27 1999-12-02 Altenburger Masch Gmbh Mill drying of cellulose derivatives, especially methyl cellulose

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH613132A5 (en) * 1975-11-28 1979-09-14 Voest Alpine Ag Hammer mill for comminuting stone
DE3844178A1 (en) * 1988-12-29 1990-07-05 Orenstein & Koppel Ag METHOD AND DEVICE FOR CRUSHING SHEET-SHAPED MATERIALS
DE4413532C2 (en) * 1994-04-15 1996-10-17 Der Zanden Hans Van Impact crusher
DE19723705C1 (en) * 1997-06-06 1999-01-28 Pallmann Kg Maschf Mill for products of different origins
DE19917607A1 (en) * 1999-04-19 2000-11-02 Renk Ag Gear for dish-type mill has planetary gear assemblies installed inside one-piece housing accommodating ring gears, and one stage of planetary gear is guided by plain bearing installed vertically inside housing between ring gears

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10300086A1 (en) * 2002-11-08 2004-05-27 Cramer Gmbh & Co. Kg Comminuting device used e.g. as a shredder for comminuting garden waste comprises an impeller wheel arranged in an outlet channel and having an axis of rotation positioned at an angle to the movement direction of the comminuted material
DE10300086B4 (en) * 2002-11-08 2004-08-12 Cramer Gmbh & Co. Kg Shredding device with impeller
CN115254307A (en) * 2022-06-22 2022-11-01 张华� Starch production is with novel rubbing crusher system

Also Published As

Publication number Publication date
DE10161275B4 (en) 2013-01-03
DE10161275A1 (en) 2002-07-04

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Legal Events

Date Code Title Description
R163 Identified publications notified
R207 Utility model specification

Effective date: 20020613

R150 Term of protection extended to 6 years

Effective date: 20040115

R151 Term of protection extended to 8 years

Effective date: 20070111

R152 Term of protection extended to 10 years

Effective date: 20090119

R071 Expiry of right