DE2365747A1 - CASTED BEAT - Google Patents

CASTED BEAT

Info

Publication number
DE2365747A1
DE2365747A1 DE2365747*A DE2365747A DE2365747A1 DE 2365747 A1 DE2365747 A1 DE 2365747A1 DE 2365747 A DE2365747 A DE 2365747A DE 2365747 A1 DE2365747 A1 DE 2365747A1
Authority
DE
Germany
Prior art keywords
hard material
wear
material grains
striking
edges
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.)
Granted
Application number
DE2365747*A
Other languages
German (de)
Other versions
DE2365747B2 (en
DE2365747C3 (en
Inventor
Wolfgang Dr Ing Wahl
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.)
Wahl Verschleiss Tech
Original Assignee
Wahl Verschleiss Tech
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 Wahl Verschleiss Tech filed Critical Wahl Verschleiss Tech
Priority to DE2365747A priority Critical patent/DE2365747C3/en
Priority claimed from DE19732335588 external-priority patent/DE2335588C3/en
Priority claimed from DE19732352789 external-priority patent/DE2352789C3/en
Priority claimed from DE19732353898 external-priority patent/DE2353898C2/en
Priority to FR7424317A priority patent/FR2236953B1/fr
Publication of DE2365747A1 publication Critical patent/DE2365747A1/en
Publication of DE2365747B2 publication Critical patent/DE2365747B2/en
Application granted granted Critical
Publication of DE2365747C3 publication Critical patent/DE2365747C3/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D19/00Casting in, on, or around objects which form part of the product
    • B22D19/06Casting in, on, or around objects which form part of the product for manufacturing or repairing tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/26Details
    • B02C13/28Shape or construction of beater elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
    • B23K31/025Connecting cutting edges or the like to tools; Attaching reinforcements to workpieces, e.g. wear-resisting zones to tableware

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Food Science & Technology (AREA)
  • Crushing And Pulverization Processes (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)

Description

(Zusatzanmeldung zu Patent (P.A. P. 23 35 588.6)(Additional application to patent (P.A. P. 23 35 588.6)

Die Hauptanmeldung bezieht sich auf ein Verfahren zum Herstellen metallischer Verbundgußstücke, deren verschleißbeanspruchte Zonen durch Hartstoffteilchen gepanzert sind, wobei die Hartstoffteilchen in der Gußform nahe der auf Verschleiß beanspruchten Oberfläche des Gußstückes mit Abstand voneinander unverschiebbar befestigt und mit einem Gußwerkstoff umgössen werden, dadurch gekennzeichnet, daß Hartstoffteilchen mit einer Einzelflächen-The parent application relates to a method for manufacturing metallic ones Composite castings, the areas subject to wear by hard material particles are armored, with the hard material particles in the mold close the surface of the casting subject to wear at a distance from each other fixed immovably and encapsulated with a cast material, characterized in that hard material particles with a single surface

größe von etwa 0,5 bis 3 cm in einer solchen Lage und Anordnung auf dersize of about 0.5 to 3 cm in such a position and arrangement on the

die Verschleißzone des Gußstückes abbildenden Formoberfläche angeordnet werden, daß ihr Flächenanteil, projiziert auf diese Formoberfläche, 10 bis beträgt.the mold surface depicting the wear zone of the casting is arranged, that their area proportion, projected onto this mold surface, 10 to amounts to.

Die vorliegende Zusatzanmeldung bezieht sich auf die Anwendung vorgenannten Verfahrens zum Herstellen von Schlagplatten für Schlägradmühlen, die gekennzeichnet sind durch Bewehrung mindestens der voreilenden Schlagkante und der unmittelbar anschließenden Flächen.The present additional application relates to the application mentioned above Process for the production of beater plates for Schlägradmühle, which is characterized are reinforced by at least the leading edge and the immediately adjoining surfaces.

Die Erfindung ist in beiliegender Abbildung schematisch dargestellt und im folgenden näher erläutert. Es bedeutet 170 eine erfindungsgemäß ausgeführte Schlagplatte einer Schlagradmühle oder dergl., mit voreilender Schlagkante 171, die bevorzugt verschleißt. Es ist ein winkelförmiger Träger aus Lochblech mit genügendem seitlichen Abstand vorgesehen, auf dem eine oder mehrere Reihen von Hartstoffteilchen 173 befestigt sind. Die Mahlgutteilchen 174 schlagen im Betrieb auf die bewehrten Flächen in der Nähe derThe invention is shown schematically in the accompanying figure and explained in more detail below. 170 means an inventive beater plate of a beater mill or the like, with a leading beater edge 171, which preferentially wears out. It's an angular beam made of perforated plate provided with sufficient lateral spacing, on which one or more rows of hard material particles 173 are attached. The grist particles 174 hit the reinforced areas near the

-2--2-

609834/0356609834/0356

Verschleiß-TechnikWear technique

Dr. Ing. Hans Wähl Gr,<bli.% Cg Dr. Ing. Hans Wähl Gr, <bli .% Cg

7302 Stuttgart-Ruit IS1. August 19757302 Stuttgart-Ruit IS 1 . August 1975

Postfach 4110P.O. Box 4110

voreilenden Kante 171 auf und werden dort infolge der gezackten Ausführung der Schlagkante (wegen der inselartigen Anordnung der Hartstoffteilchen) sofort zerspalten^ ohne daß die voreilende Schlagkante übermäßig verschlissen wird.leading edge 171 and are there due to the serrated design the striking edge (due to the island-like arrangement of the hard material particles) split immediately without the leading edge being excessively worn will.

Verschfeiß-TechnikWear technology

Dr. Ing. Hans VJaM GmbH & Co Dr. Ing. Hans VJaM GmbH & Co

7302 Stuttgart-Ruit Postfach 41107302 Stuttgart-Ruit P.O. Box 4110

609834/03SS609834 / 03SS

ORIGINAL INSPECTEDORIGINAL INSPECTED

Claims (1)

Verschleiß-TechnikWear technique Dr. Ing. H. Wahl GmbH & Co 11 * NoVfiraber Λ9Ί5, It. F1-beDr. Ing.H. Wahl GmbH & Co 11 * NoVfiraber Λ 9Ί5, It. F1-be Stuttgart-Ruit aStuttgart-Ruit a Postfach 41 10 · * ·P.O. Box 41 10 · * · Ausscheidung "B" aus Patentanmeldung P 23 35 588.6-24Separation "B" from patent application P 23 35 588.6-24 ( Neuanmeldung mit Priorität vom I3. 7. 1973)(New registration with priority from July 13, 1973) (umfassend die ursprünglichen Ausführungsbeispiele gemäß Abb. 9, 10, 11, 12 und .18 sowie die ursprünglichen Ansprüche 42, 43» 44, 45, 46, 47, 48 und 57, 58)(including the original embodiments according to Fig. 9, 10, 11, 12 and .18 as well as the original claims 42, 43 »44, 45, 46, 47, 48 and 57, 58) AnsprücheExpectations Gegossener Schlagkörper für Prallmühlen mit an den vorauseilenden Schlagkanten (121, 122 bzw. 123, 124 bzw. 171) und mindestens einem Teil der daran anschließenden Außenflächen (127 t>j 127 c) durch darin unverschieblich eingelagerte Hartstoffkörner bewirktem Verschleißschutz, dadurch gekennzeichnet, daß die Hartstoffkörner (127, 173) eine auf die benachbarte Verschleißzone projizierte EinzelflächengrößeCast impact body for impact mills with on the leading impact edges (121, 122 or 123, 124 or 171) and at least part of the adjoining outer surfaces (127 t> j 127 c) by immovably embedded therein Wear protection caused by hard material grains, characterized in that that the hard material grains (127, 173) have an individual surface size projected onto the adjacent wear zone 2 2 2 22 2 2 2 zwischen 0,1 cm und 10 cm , vorzugsweise 0,5 cm und 3 cm besitzen und mit Abstand voneinander in einer solchen Lage auf der Verschleißzonenoberfläche des Gußstückes angeordnet sind, daß ihr Flächenanteil, projiziert auf diese Oberfläche, 5 - 50 °/o, vorzugsweise 10 - 40 °/o beträgt.between 0.1 cm and 10 cm, preferably 0.5 cm and 3 cm, and have distance from one another in such a position on the wear surface zone of the casting are disposed so that its area rate projected on this surface, of 5 - 50 ° / o is preferably 10-40 %. 2. Einrichtung nach Anspruch 1, dadurch gekennzeichnet, daß die Härtstoffkörner auf Winkelstücken (125, 126 bzw. 172) gelagert sind, welche den äußeren Konturen des Schlagkörpers angepaßt sind.2. Device according to claim 1, characterized in that the hardening material grains are mounted on angle pieces (125, 126 or 172) are, which are adapted to the outer contours of the impactor. 3.' Einrichtung nach Anspruch 1, dadurch gekennzeichnet, daß die Hartstoffkörner (127, 173) etwas über die Oberfläche des Schlagkörpers herausragen.3. ' Device according to claim 1, characterized in that the hard material grains (127, 173) slightly over the surface of the Impact body protrude. 609834/0356609834/0356 h. Einrichtung nach Anspruch 1, dadurch gekennzeichnet, daß die Bewehrung unmittelbar an den Schlagkanten (127 a) mit gröberen Hartstoffkörnern und (oder) dichter erfolgt, als in einiger Entfernung von den Schlagkanten (bei 127 b und 127 c). H. Device according to claim 1, characterized in that the reinforcement takes place directly at the striking edges (127 a) with coarser hard material grains and (or) more densely than at some distance from the striking edges (at 127 b and 127 c). 5· Einrichtung nach Anspruch 1, dadurch gekennzeichnet, daß die Bewehrung mit Hartstoffteilchen innerhalb eines Raumes (l28) erfolgt, der durch die an die Schlagkanten anschließenden Schlagflächen der Leiste einerseits und Kurven I - II der Abnutzung bei unbewehrten Leisten andererseits gebildet wird.5 · Device according to claim 1, characterized in that the Reinforcement with hard material particles within a room (l28) takes place by the striking surfaces of the bar adjoining the striking edges on the one hand and curves I - II of the On the other hand, wear and tear on unreinforced strips is formed. 6. Einrichtung nach Anspruch 1 und 5» dadurch gekennzeichnet, daß die rückwärtigen, nur der Befestigung dienenden Teile der Schlagleiste gegenüber den bewehrten Teilen derselben wesentlich schwächer gehalten sind.6. Device according to claim 1 and 5 »characterized in that the rear, only the fastening serving parts of the blow bar compared to the reinforced parts of the same essential are kept weaker. 7. Einrichtung nach Anspruch 1, dadurch gekennzeichnet, daß der mit Hartstoffkörnern bewehrte und der unbewehrte Teil des Schlagkörpers lösbar miteinander verbunden sind.7. Device according to claim 1, characterized in that the reinforced with hard material grains and the unreinforced part of the Impact body are releasably connected to one another. 609834/0356609834/0356
DE2365747A 1973-07-13 1973-07-13 Cast impact body Expired DE2365747C3 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE2365747A DE2365747C3 (en) 1973-07-13 1973-07-13 Cast impact body
FR7424317A FR2236953B1 (en) 1973-07-13 1974-07-12

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE2365747A DE2365747C3 (en) 1973-07-13 1973-07-13 Cast impact body
DE19732335588 DE2335588C3 (en) 1973-07-13 1973-07-13 PROCESS FOR MANUFACTURING METALLIC COMPOSITE CASTINGS
DE19732352789 DE2352789C3 (en) 1973-10-20 Process for the production of metallic composite castings
DE19732353898 DE2353898C2 (en) 1973-10-27 1973-10-27 Process for the manufacture of wear-exposed bodies and applications thereof

Publications (3)

Publication Number Publication Date
DE2365747A1 true DE2365747A1 (en) 1976-08-19
DE2365747B2 DE2365747B2 (en) 1977-10-20
DE2365747C3 DE2365747C3 (en) 1978-06-08

Family

ID=27670732

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2365747A Expired DE2365747C3 (en) 1973-07-13 1973-07-13 Cast impact body

Country Status (2)

Country Link
DE (1) DE2365747C3 (en)
FR (1) FR2236953B1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4608318A (en) * 1981-04-27 1986-08-26 Kennametal Inc. Casting having wear resistant compacts and method of manufacture
CN108326260A (en) * 2018-01-26 2018-07-27 济南韶欣耐磨材料有限公司 A kind of manufacturing method of wear-resisting hammer head of hammer crusher

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1192019A (en) * 1981-04-27 1985-08-20 Nicholas Makrides Casting having wear resistant compacts and method of manufacture
DE4332744A1 (en) * 1993-09-25 1995-03-30 Friatec Rheinhuette Gmbh & Co Method for casting shaped parts
DE4340876A1 (en) * 1993-12-01 1995-06-08 Kloeckner Humboldt Deutz Ag Break tool for pressure crushing devices, e.g. jaws breaker, roll milling etc.
DE19528512C2 (en) * 1995-08-03 2001-02-22 Swb Stahlformgusgmbh Wear parts and process for their manufacture
CN108262465B (en) * 2018-01-26 2019-12-03 济南韶欣耐磨材料有限公司 A kind of manufacturing method of abrasion-resistant counterattack formula plate hammer for crusher

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4608318A (en) * 1981-04-27 1986-08-26 Kennametal Inc. Casting having wear resistant compacts and method of manufacture
CN108326260A (en) * 2018-01-26 2018-07-27 济南韶欣耐磨材料有限公司 A kind of manufacturing method of wear-resisting hammer head of hammer crusher

Also Published As

Publication number Publication date
FR2236953A1 (en) 1975-02-07
DE2365747B2 (en) 1977-10-20
DE2365747C3 (en) 1978-06-08
FR2236953B1 (en) 1980-11-07

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee