CN204365383U - A kind of mantle rotary swing structure of gyratory crusher - Google Patents

A kind of mantle rotary swing structure of gyratory crusher Download PDF

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Publication number
CN204365383U
CN204365383U CN201420867095.2U CN201420867095U CN204365383U CN 204365383 U CN204365383 U CN 204365383U CN 201420867095 U CN201420867095 U CN 201420867095U CN 204365383 U CN204365383 U CN 204365383U
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China
Prior art keywords
main shaft
mantle
movable cone
liner plate
eccentric stiffener
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Active
Application number
CN201420867095.2U
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Chinese (zh)
Inventor
陈利华
赵孟军
李国强
陈炳敏
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Zhejiang mining heavy industry Co.,Ltd.
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Zhejiang Zhekuang Heavy Industry Co Ltd
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Priority to CN201420867095.2U priority Critical patent/CN204365383U/en
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Abstract

The utility model relates to mining equiment field, a kind of mantle rotary swing structure of gyratory crusher, comprises mantle main shaft group, eccentric stiffener and main shaft footstock; Described mantle main shaft group comprises main shaft, and is set in the movable cone outside main shaft, and is set in the mantle liner plate outside movable cone; Main shaft upper end location and installation is in main shaft footstock, and main shaft lower end location and installation is in eccentric stiffener.This mantle rotary swing structure has the advantage of following two aspects: 1. because the upper and lower two ends of main shaft are all located, eccentric stiffener only needs drive shaft, and need not prevent mantle main shaft group from toppling over, the eccentric stiffener size therefore under this structure can reduce greatly, simplified apparatus structure; 2. when equipment runs, main shaft and on movable cone, centered by the main shaft top of mantle liner plate all in main shaft footstock, with in eccentric stiffener for track carries out swing rotation; Therefore the mantle main shaft group swing amplitude stabilization under this structure, is convenient to the granular size of building stones after controlled fragmentation.

Description

A kind of mantle rotary swing structure of gyratory crusher
Technical field
The utility model relates to mining equiment field, particularly relates to a kind of mantle rotary swing structure of gyratory crusher.
Background technology
Gyratory crusher is a kind of mining machinery for broken building stones, and operation principle drives mantle main shaft group swing campaign by eccentric stiffener, and the cone liner plate of determining in the mantle liner plate in mantle main shaft group and frame cooperatively interacts broken building stones; Therefore mantle rotary swing structure is the structure of core the most in gyratory crusher.In existing mantle rotary swing structure, the main shaft lower end location and installation in mantle main shaft group is inner at eccentric stiffener, and main shaft upper end does not position; Therefore in order to prevent mantle main shaft group from toppling over, need main shaft lower semisection to be all positioned at eccentric stiffener inside, therefore required eccentric stiffener size is comparatively large, makes equipment complicated, heavy; And mantle main shaft group swing amplitude is under this structure unstable, cause broken rear building stones granular size to differ, crushing effect is not good.
Summary of the invention
In order to solve the problem, the purpose of this utility model is the mantle rotary swing structure providing a kind of gyratory crusher, and this mantle rotary swing structure swing is stablized.
In order to realize above-mentioned object, the utility model have employed following technical scheme:
A mantle rotary swing structure for gyratory crusher, comprises mantle main shaft group, and for driving the eccentric stiffener of mantle main shaft group, and for locating the main shaft footstock of mantle main shaft group; Described mantle main shaft group comprises main shaft, and is set in the movable cone outside main shaft, and is set in the mantle liner plate outside movable cone; Main shaft upper end location and installation is in main shaft footstock, and main shaft lower end location and installation is in eccentric stiffener.
As preferably, described movable cone is the large taper type of the little lower end diameter of upper end diameter, mantle liner plate coning sleeve is located at the outside of movable cone, closely offset between the lower end inside face of mantle liner plate and the lower end outside face of movable cone, the mantle groove of filling epoxy resin is configured between the upper end medial surface of mantle liner plate and the upper end lateral surface of movable cone, main shaft above movable cone has been threaded locking nut, locking nut axial location mantle liner plate.This mechanism is by taper fit between mantle liner plate and movable cone, and restriction mantle liner plate down slides; Filling epoxy resin in mantle groove between mantle liner plate and movable cone, the slip in restriction mantle liner plate circumference; Locking nut pushes down the upper surface of mantle liner plate, and restriction mantle liner plate up slides; Above-mentioned three kinds of connections are adopted to make to be connected firmly between mantle liner plate and movable cone, good stability.
As preferably, the mid diameter of described main shaft is greater than its two ends diameter, and the axle center place of movable cone is provided with spindle hole, and movable cone is set in outside the middle part of main shaft.
As preferably, between locking nut and mantle liner plate, be provided with cut ring; During dismounting, can cut ring be cut off, thus be convenient to back out locking nut, dismounting mantle liner plate.
The utility model adopts technique scheme, the mantle rotary swing structure of this gyratory crusher, and in mantle main shaft group, main shaft lower end location and installation is in eccentric stiffener, and main shaft upper end location and installation is in main shaft footstock; It has the advantage of following two aspects: 1, and because the upper and lower two ends of main shaft are all located, eccentric stiffener only needs drive shaft, and need not prevent mantle main shaft group from toppling over, the eccentric stiffener size therefore under this structure can reduce greatly, simplified apparatus structure; 2, when equipment runs, main shaft and on movable cone, centered by the main shaft top of mantle liner plate all in main shaft footstock, with in eccentric stiffener for track carries out swing rotation; Therefore the mantle main shaft group swing amplitude stabilization under this structure, is convenient to the granular size of building stones after controlled fragmentation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of mantle main shaft group.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in further detail.
The mantle rotary swing structure of a kind of gyratory crusher as shown in Figure 1 and Figure 2, comprises mantle main shaft group 3, and for driving the eccentric stiffener 5 of mantle main shaft group, and for locating the main shaft footstock 232 of mantle main shaft group.Described mantle main shaft group 3 comprises main shaft 31, movable cone 32 and mantle liner plate 33, and main shaft 31 upper end is arranged in main shaft footstock 232 by oscillating bearing or the inner collar bush in tapering, and main shaft 31 lower end is arranged in eccentric stiffener 5 by self-aligning roller bearing 311.
The mid diameter of described main shaft 31 is greater than its two ends diameter, the taper type that movable cone 32 is large in the little lower end diameter of upper end diameter, and the axle center place of movable cone 32 is provided with spindle hole, and movable cone 32 is set in the outside in the middle part of main shaft 31; Described mantle liner plate 33 coning sleeve is located at the outside of movable cone 32, closely offset between the lower end inside face of mantle liner plate 33 and the lower end outside face of movable cone 32, the mantle groove 37 of filling epoxy resin is configured between the upper end medial surface of mantle liner plate 33 and the upper end lateral surface of movable cone 32, main shaft above movable cone 32 has also been threaded locking nut 38, locking nut 38 axial location mantle liner plate 33, is provided with cut ring 39 between the upper surface of locking nut 38 and mantle liner plate 33.During installation, taper fit between mantle liner plate 33 and movable cone 32, restriction mantle liner plate 33 down slides; Filling epoxy resin in mantle groove 37 between mantle liner plate 33 and movable cone 32, the slip in restriction mantle liner plate 33 circumference; Locking nut 38 pushes down the upper surface of mantle liner plate 33 by cut ring 39, and restriction mantle liner plate 33 up slides; Above-mentioned three kinds of connections are adopted to make to be connected firmly between mantle liner plate 33 and movable cone 32, relative sliding can not be there is, and cut ring 39 can be cut off when mantle liner plate 33 changed by needs, back out locking nut 38, knocking mantle liner plate 33 makes it loosening with movable cone 32, takes off from main shaft 31 upper end.
In sum, the mantle rotary swing structure of this gyratory crusher, in mantle main shaft group, main shaft lower end location and installation is in eccentric stiffener, and main shaft upper end location and installation is in main shaft footstock; It has the advantage of following two aspects: 1, and because the upper and lower two ends of main shaft are all located, eccentric stiffener only needs drive shaft, and need not prevent mantle main shaft group from toppling over, the eccentric stiffener size therefore under this structure can reduce greatly, simplified apparatus structure; 2, when equipment runs, main shaft and on movable cone, centered by the main shaft top of mantle liner plate all in main shaft footstock, with in eccentric stiffener for track carries out swing rotation; Therefore the mantle main shaft group swing amplitude stabilization under this structure, is convenient to the granular size of building stones after controlled fragmentation.

Claims (4)

1. a mantle rotary swing structure for gyratory crusher, is characterized in that: comprise mantle main shaft group, and for driving the eccentric stiffener of mantle main shaft group, and for locating the main shaft footstock of mantle main shaft group; Described mantle main shaft group comprises main shaft, and is set in the movable cone outside main shaft, and is set in the mantle liner plate outside movable cone; Main shaft upper end location and installation is in main shaft footstock, and main shaft lower end location and installation is in eccentric stiffener.
2. the mantle rotary swing structure of a kind of gyratory crusher according to claim 1, it is characterized in that: described movable cone is the large taper type of the little lower end diameter of upper end diameter, mantle liner plate coning sleeve is located at the outside of movable cone, closely offset between the lower end inside face of mantle liner plate and the lower end outside face of movable cone, the mantle groove of filling epoxy resin is configured between the upper end medial surface of mantle liner plate and the upper end lateral surface of movable cone, main shaft above movable cone has been threaded locking nut, locking nut axial location mantle liner plate.
3. the mantle rotary swing structure of a kind of gyratory crusher according to claim 2, is characterized in that: the mid diameter of described main shaft is greater than its two ends diameter, and the axle center place of movable cone is provided with spindle hole, and movable cone is set in outside the middle part of main shaft.
4. the mantle rotary swing structure of a kind of gyratory crusher according to claim 2, is characterized in that: be provided with cut ring between locking nut and mantle liner plate.
CN201420867095.2U 2014-12-31 2014-12-31 A kind of mantle rotary swing structure of gyratory crusher Active CN204365383U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420867095.2U CN204365383U (en) 2014-12-31 2014-12-31 A kind of mantle rotary swing structure of gyratory crusher

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420867095.2U CN204365383U (en) 2014-12-31 2014-12-31 A kind of mantle rotary swing structure of gyratory crusher

Publications (1)

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CN204365383U true CN204365383U (en) 2015-06-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109012833A (en) * 2018-08-24 2018-12-18 沈阳工业大学 Gyratory crusher

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109012833A (en) * 2018-08-24 2018-12-18 沈阳工业大学 Gyratory crusher
CN109012833B (en) * 2018-08-24 2022-08-12 沈阳工业大学 Cone crusher

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C14 Grant of patent or utility model
GR01 Patent grant
CP03 Change of name, title or address

Address after: 313100 Industrial Park, Heping Town, Changxing County, Huzhou, Zhejiang

Patentee after: Zhejiang mining heavy industry Co.,Ltd.

Address before: 313103 huicheling Industrial Park, Heping Town, Changxing County, Huzhou City, Zhejiang Province

Patentee before: ZHEJIANG ZHE KUANG HEAVY INDUSTRIES Co.,Ltd.

CP03 Change of name, title or address