EP3504005A1 - Concasseur à mâchoires - Google Patents

Concasseur à mâchoires

Info

Publication number
EP3504005A1
EP3504005A1 EP17751060.9A EP17751060A EP3504005A1 EP 3504005 A1 EP3504005 A1 EP 3504005A1 EP 17751060 A EP17751060 A EP 17751060A EP 3504005 A1 EP3504005 A1 EP 3504005A1
Authority
EP
European Patent Office
Prior art keywords
crushing
jaw
crusher according
jaw crusher
clamping element
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
EP17751060.9A
Other languages
German (de)
English (en)
Other versions
EP3504005B1 (fr
Inventor
Piotr SZCZELINA
Guido Leuschen
Khezr Shariatzadeh
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.)
ThyssenKrupp AG
ThyssenKrupp Industrial Solutions AG
Original Assignee
ThyssenKrupp AG
ThyssenKrupp Industrial Solutions AG
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 ThyssenKrupp AG, ThyssenKrupp Industrial Solutions AG filed Critical ThyssenKrupp AG
Publication of EP3504005A1 publication Critical patent/EP3504005A1/fr
Application granted granted Critical
Publication of EP3504005B1 publication Critical patent/EP3504005B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B02C1/00—Crushing or disintegrating by reciprocating members
    • B02C1/02—Jaw crushers or pulverisers
    • B02C1/10—Shape or construction of jaws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C1/00—Crushing or disintegrating by reciprocating members
    • B02C1/02—Jaw crushers or pulverisers
    • B02C1/04—Jaw crushers or pulverisers with single-acting jaws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C2210/00—Codes relating to different types of disintegrating devices
    • B02C2210/02—Features for generally used wear parts on beaters, knives, rollers, anvils, linings and the like

Definitions

  • the invention relates to a jaw crusher for crushing rock material, in particular hard to very hard and abrasive materials.
  • the material is thereby comminuted between a first and a second crushing jaw, wherein at least one of the two crushing jaws is mounted on a crushing rocker.
  • this is braced in the longitudinal direction between a provided on the crushing rocker holder receptacle and at least one coming into operative contact with the clamping jaw clamping element.
  • the clamping element is wedge-shaped and is screwed transversely to the crushing jaw for applying the clamping force.
  • the invention is therefore based on the object to provide a new bracing for the breaking beacons, which allows easier disassembly.
  • the jaw crusher according to the invention for crushing rock material has a first crushing jaw and a second crushing jaw, wherein at least one of the two crushing jaws is supported on a crushing rocker and the crushing jaw in the longitudinal direction between at least one provided on the crushing rocker holder receptacle and at least one coming into operative contact with the crushing jaw Clamping element is clamped.
  • the at least one tensioning element is guided displaceably in a longitudinal direction of the crushing jaw in a guide supported on the crushing rocker.
  • the guide is preferably carried out in the longitudinal direction of the crushing jaw, with a deviating by +/- 10 ° effective direction is also conceivable.
  • the clamping element is preferably wedge-shaped. As a result, the crushing jaw is clamped to a longitudinal direction and at the same time pressed against the crushing jaw.
  • the at least one clamping element is in contact with at least one spring-elastic element, wherein the at least one resilient element has a clamping direction against the crushing jaw oppressive effective direction with clamped crushing jaw.
  • the spring-elastic element not only produces the clamping pressure, but also compensates for an operational longitudinal expansion of the crushing jaw.
  • the crushing jaw can be defined by the spring-elastic element bias.
  • the effective direction of the at least one resilient element is preferably aligned substantially in the longitudinal direction of the crushing jaw. If, for example, two spring-elastic elements are used, they could alternatively also be oriented obliquely to the longitudinal direction of the crushing jaw, when the overall direction of action again points essentially in the longitudinal direction of the crushing jaw.
  • the at least one resilient element can be formed by at least one working cylinder and / or at least one compression spring. It can be provided that the at least one working cylinder and / or the at least one resilient element comes into operative contact with one end with the at least one clamping element and is supported at an opposite end to a provided on the crushing rocker abutment. According to one Embodiment of the invention, the at least one resilient element is formed by at least two parallel to each other and standing in operative contact with the clamping element compression springs. As a result, a clean guidance is ensured and avoid tilting of the clamping element.
  • a pulling device connected to the clamping element can be provided, with which the clamping element is displaceable counter to the effective direction of the at least one resilient element.
  • This pulling device can be formed in particular by a hydraulic or pneumatic pulling cylinder.
  • at least one threaded spindle cooperating with a nut is conceivable as a pulling device.
  • the at least one resilient element is formed by a trained as a tensile and pressure cylinder working cylinder and communicates with the wedge-shaped clamping element for displacement of the wedge-shaped clamping element in the direction of the crushing jaw as well as in the opposite direction.
  • the crushing jaw held on the crushing rocker can be composed of several partial crushing jaws, which are mounted in the longitudinal direction of the crushing jaw one behind the other on the crushing rocker.
  • a plurality of mounting receptacles and a plurality of clamping devices are provided, for example, on the crushing rocker, so that each of the part-breaking jaws is clamped in the longitudinal direction between one of the provided on the crushing rocker holder receptacles and at least one coming into operative contact with the Operabrechbacke clamping devices, each clamping device has at least one clamping element, the is guided displaceably in a guide supported on the crushing rocker substantially in the longitudinal direction of the crushing jaw.
  • pressure adjustment means can be provided for adjusting the pressure force acting on the tensioning element by the at least one resilient element be adapted to the compressive force to the material to be crushed and the stress of the crushing jaw.
  • FIG. 1 is a sectional view of a jaw crusher according to a first embodiment
  • FIG. 2 is a front view in the region of the clamping device of Fig. 1,
  • FIG. 3 is a sectional view taken along the line A - A of Fig. 2,
  • FIG. 5 is a sectional view of a jaw crusher according to a second embodiment
  • FIG. 6 is a front view in the region of the clamping device according to the second embodiment
  • FIG. 7 is a sectional view taken along the line B - B of FIG. 6,
  • FIG. 8 is a sectional view taken along the line C - C of Fig. 6,
  • FIG. 10 is a sectional view of a jaw crusher according to a third embodiment
  • 11 is a detailed view in the region of a first clamping device of the third embodiment
  • 12 is a detailed view in the region of a second clamping device of the third embodiment
  • FIG. 13 shows a detailed representation in the region of a third clamping device of the third exemplary embodiment
  • Fig. 1 shows a jaw crusher for crushing rock material with an inlet 1 for the rock material, an outlet 2 for crushed rock material and a first and a second crushing jaws 3, 4.
  • the first crushing jaw 3 is formed as a vibrating crushing jaw and this is on a crushing rocker 5 mounted.
  • the second crushing jaw 4, however, is arranged on a stationary support structure 6.
  • the crushing rocker 5 has in an upper part of a receptacle 7 for vibrating mounting of the crushing rocker on the jaw crusher.
  • the crushing rocker is driven in this area by means of an eccentric shaft 8.
  • a support region 9 is provided on which the crushing rocker 5 is supported on a pressure plate 10 in a conventional manner.
  • a tie rod 11 ensures constant contact between pressure plate 10 and crushing rocker 5.
  • a crushing gap 12 is formed, in which the rock material to be crushed a compressive stress due to the eccentrically driven first crushing jaw 3 is exposed.
  • the first crushing jaw 3 is clamped in the longitudinal direction between a provided on the crushing rocker arm holder 5 13 and at least one coming into operative contact with the first crushing jaw clamping device 14.
  • the support receptacle 13 is formed for example by an undercut groove in which the lower, complementarily shaped end of the crushing jaw 3 is held.
  • the clamping device 14 has two clamping elements 18 arranged side by side. In principle, however, only one or more than two are Clamping conceivable. In the following, only one of the two clamping elements 18 will be discussed in more detail.
  • the design in the region of the other clamping element is constructed analogously.
  • Each of the two wedge-shaped clamping elements 18 is guided displaceably in a longitudinal direction of the first crushing jaw 3 in a guide 15 supported on the crushing rocker arm.
  • the guide 15 is formed here by two U-profiles 15a, 15b (FIG. 4).
  • the clamping element 18 is pressed against the crushing jaw 3, wherein the working cylinder is supported on an abutment 17.
  • the guide 15 and the abutment 17 are attached to the crushing rocker, for example by screwing or otherwise releasably or permanently.
  • the effective direction of the working cylinder 16 is aligned in the longitudinal direction 3 a of the first crushing jaw 3, wherein the working cylinder via a pressure medium connection 19 with a pressure medium (in particular oil or air) is acted upon.
  • the pressure medium can be supplied manually or automatically. If necessary, the pressure medium connection 19 is connected to a pressure accumulator, not shown in connection.
  • the first crushing jaw is not only acted upon in the longitudinal direction 3 a of the crushing jaw 3, but is also pressed in the transverse direction on the crushing rocker 5.
  • the pressure exerted by the cylinder pressure is such that a secure mounting of the first crushing jaw is ensured on the crushing rocker arm.
  • a pulling device 20 connected to the tensioning element 18 which displaces the tensioning element 18 counter to the effective direction of the working cylinder 16.
  • the pulling device is formed here by two threaded spindles 20a, 20b fixedly connected to the clamping element 18, which cooperate with compression springs 20c, 20d for retracting the wedge-shaped clamping element 18.
  • the compression springs are supported on the side facing away from the clamping element 18 of the abutment 17.
  • the pressure required for retraction is set by means of nuts 20e, 20f, which are screwed onto the threaded spindles 20a, 20b with washers 20g, 20h.
  • a second embodiment of a jaw crusher is shown, which differs from the first embodiment only by the clamping device 14 '.
  • the same reference numerals are used below for the same components.
  • the clamping element 18 of the second embodiment is in turn guided in a guide 15 (U-profiles 15 a, 15 b) in the longitudinal direction 3 a of the first crushing jaw 3.
  • two spring-elastic elements are provided for each clamping element 18, which are formed here by a first and a second compression spring 21a, 21b (in particular disc springs) which have one end on the clamping element 18 and the other end on a shoulder 22a or 22b of two threaded rods 23 a, 23 b supported.
  • the pressure exerted by the compression springs 21a, 21b on the tensioning element 18 pressure can be adjusted by nuts 24a, 24b.
  • a pulling device is provided, which is formed here by a hydraulic or pneumatic pulling cylinder 25 which is connected via a rod 26 with the clamping element 18.
  • the clamping force acting on the clamping element 18 is generated by the prestressed compression springs 21a, 21b.
  • the clamping pressure is established by the working cylinder 16, while the pulling device is formed by the compression springs 20c, 20d.
  • the working cylinder 16 of the first embodiment is designed as a double-acting cylinder (hydraulic or pneumatic), so that it can perform both the pressure and the traction.
  • the lateral threaded spindles with the compression springs 20c, 20d are then dispensable or serve essentially only for holding the clamping element in the expanded state of the crushing jaw third
  • a third embodiment of a jaw crusher is still shown, which is characterized in that the held on the crushing rocker 5 crushing jaw of several Sectionbrechbacken 3a, 3b, 3c composed, in the longitudinal direction of the crushing jaw in succession to the crushing rocker fifth are held.
  • a plurality of mounting receptacles 13a, 13b, 13c and a plurality of clamping devices 14a, 14b, 14c are provided on the crushing rocker 5, so that each of the partbreaking jaws 3a, 3b, 3c in the longitudinal direction between one provided on the crushing rocker holder receptacles 13a, 13b, 13c and at least one the tensioning devices 14a, 14b, 14c coming into operative contact with the part-breaking jaw 3a, 3b, 3c are clamped, each tensioning device 14a, 14b, 14c having at least one tensioning element which can be displaced in a guide supported on the crushing rocker 5 substantially in the longitudinal direction of the crushing jaw is guided.
  • the tensioning devices 14a, 14b, 14c may, for example, be designed in accordance with the variants illustrated in FIGS. 1 to 9.
  • the abutments for the clamping devices 14b and 14c can be formed in particular by the immediately above it arranged support receptacles 13a and 13b.
  • clamping devices 14, 14 ", 14a, 14b, 14c
  • cover or encapsulation for clamping devices to protect them from damage due to the breaking process.
  • All three embodiments are characterized by a simple and quick way to disassemble the first crushing jaw 3.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Food Science & Technology (AREA)
  • Crushing And Grinding (AREA)

Abstract

L'invention concerne un concasseur à mâchoires servant à broyer une matière rocheuse, présentant une première mâchoire de concassage (3) et une deuxième mâchoire de concassage (4), au moins une des deux mâchoires de concassage étant maintenue sur un élément pivotant de concassage (5) et la mâchoire de concassage étant sollicitée dans le sens longitudinal entre au moins un logement de maintien (13) prévu sur l'élément pivotant de concassage et au moins un élément de sollicitation (18) venant en contact avec la mâchoire de concassage. Ledit au moins un élément de sollicitation est guidé de manière coulissante dans un élément de guidage (15), maintenu sur l'élément pivotant de concassage, sensiblement dans le sens longitudinal (3a) de la mâchoire de concassage.
EP17751060.9A 2016-08-23 2017-08-01 Concasseur à mâchoires Active EP3504005B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016115585.3A DE102016115585B3 (de) 2016-08-23 2016-08-23 Backenbrecher
PCT/EP2017/069372 WO2018036758A1 (fr) 2016-08-23 2017-08-01 Concasseur à mâchoires

Publications (2)

Publication Number Publication Date
EP3504005A1 true EP3504005A1 (fr) 2019-07-03
EP3504005B1 EP3504005B1 (fr) 2020-05-13

Family

ID=59256161

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17751060.9A Active EP3504005B1 (fr) 2016-08-23 2017-08-01 Concasseur à mâchoires

Country Status (6)

Country Link
EP (1) EP3504005B1 (fr)
CN (1) CN109641214B (fr)
BR (1) BR112019003528A2 (fr)
DE (1) DE102016115585B3 (fr)
DK (1) DK3504005T3 (fr)
WO (1) WO2018036758A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT523357B1 (de) * 2020-01-13 2022-05-15 Rubble Master Hmh Gmbh Vorrichtung für einen Brecher
CN112403560B (zh) * 2020-10-30 2022-02-01 巴州佳鑫源石油技术服务有限公司 一种自动分类的颚式破碎机及使用方法
CN112808355B (zh) * 2020-12-22 2022-07-29 寿县安固建材有限公司 一种煤矸石砖烧结前处理装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR757223A (fr) * 1933-06-19 1933-12-22 Const Mecaniques Soc D Perfectionnements apportés au montage de la mâchoire fixe dans les broyeurs ou concasseurs à mâchoires
US2816717A (en) * 1956-05-07 1957-12-17 Louis W Johnson Crushing jaws and anvils for rockcrushing machines
US2931585A (en) * 1958-06-30 1960-04-05 Clyde A Butler Rock crusher
GB917743A (en) 1961-03-17 1963-02-06 Pegson Ltd Improvements in jaw crushers
FR2374957A1 (fr) * 1976-12-24 1978-07-21 Fives Cail Babcock Concasseur a machoires
IT1239454B (it) * 1990-03-16 1993-11-02 Loro & Parisini Spa Frantumatore a mascelle
FI103329B1 (fi) * 1997-12-22 1999-06-15 Nordberg Lokomo Oy Tapa leukamurskaimen kulutusleuan kiinnittämiseksi ja leukamurskain
ITTO20040393A1 (it) * 2004-06-11 2004-09-11 Ohg Di Ponzano Vene To S P A Macchina frantumatrice a mascelle mobili per pietrisco ed affini
WO2008010072A2 (fr) * 2006-07-17 2008-01-24 Officine Meccaniche Di Ponzano Veneto S.P.A. Concasseur à mâchoires du type mobile pour mœllons et similaires, et procédé de fonctionnement connexe
CN201535173U (zh) * 2009-06-12 2010-07-28 佳木斯大学 一种组合式颚板
CN103567001A (zh) * 2012-07-28 2014-02-12 朱兴良 一种大破碎比颚式破碎机
FI125063B (fi) * 2013-12-05 2015-05-15 Metso Minerals Inc Kiristyselin, kiristyslaite, leukamurskain, mineraalimateriaalin prosessointilaitos ja menetelmä kulutusosan kireyden säätämiseksi
JP6509556B2 (ja) * 2014-12-22 2019-05-08 株式会社アーステクニカ ジョークラッシャ
CN204469775U (zh) * 2015-01-28 2015-07-15 浙江泰正钼业开发有限公司 一种新型颚式破碎机

Also Published As

Publication number Publication date
BR112019003528A2 (pt) 2019-05-21
CN109641214B (zh) 2021-06-22
EP3504005B1 (fr) 2020-05-13
DE102016115585B3 (de) 2017-07-20
DK3504005T3 (da) 2020-08-10
CN109641214A (zh) 2019-04-16
WO2018036758A1 (fr) 2018-03-01

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