CN113931928A - Crusher rotor end wear-resisting structure - Google Patents

Crusher rotor end wear-resisting structure Download PDF

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Publication number
CN113931928A
CN113931928A CN202111106810.1A CN202111106810A CN113931928A CN 113931928 A CN113931928 A CN 113931928A CN 202111106810 A CN202111106810 A CN 202111106810A CN 113931928 A CN113931928 A CN 113931928A
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CN
China
Prior art keywords
wear
rotor
oil
rotor end
fixedly connected
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
CN202111106810.1A
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Chinese (zh)
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CN113931928B (en
Inventor
孙法虎
曹书浩
孙启祥
马驰
肖永飞
郭培全
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.)
Zaozhuang Xinjinshan Intelligent Equipment Co Ltd
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Zaozhuang Xinjinshan Intelligent Equipment Co Ltd
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Publication date
Application filed by Zaozhuang Xinjinshan Intelligent Equipment Co Ltd filed Critical Zaozhuang Xinjinshan Intelligent Equipment Co Ltd
Priority to CN202111106810.1A priority Critical patent/CN113931928B/en
Publication of CN113931928A publication Critical patent/CN113931928A/en
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Publication of CN113931928B publication Critical patent/CN113931928B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/10—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for axial load mainly
    • F16C19/12—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for axial load mainly for supporting the end face of a shaft or other member, e.g. footstep bearings
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/58—Raceways; Race rings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
    • F16C35/067—Fixing them in a housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N19/00—Lubricant containers for use in lubricators or lubrication systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N23/00—Special adaptations of check valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
    • F16N7/36—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with feed by pumping action of the member to be lubricated or of a shaft of the machine; Centrifugal lubrication
    • F16N7/363—Centrifugal lubrication

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Food Science & Technology (AREA)
  • Crushing And Pulverization Processes (AREA)

Abstract

The invention relates to the technical field of crushers, in particular to a rotor end wear-resistant structure of a crusher, which comprises a wear-resistant structure, wherein the wear-resistant structure is fixedly connected with a rotor and comprises a connecting circular plate connected with the rotor, the connecting circular plate is fixedly connected with a rotating frame through a fixed shaft, one surface of the rotating frame, far away from the fixed shaft, is provided with an oil tank, the oil tank is symmetrically provided with spring type one-way valves, the oil tank is provided with an oil injection valve in the axis direction of the fixed shaft, the rotating frame is clamped with balls, and the balls are connected with a fixed frame in a rolling manner; the device converts the rotor-rotating end face wear into ball rolling wear, applies oil lubrication and collects metal debris generated by wear, and therefore reduces the end face wear of the rotor.

Description

Crusher rotor end wear-resisting structure
Technical Field
The invention relates to the technical field of crushers, in particular to a crusher rotor end wear-resistant structure.
Background
Based on its operating speed, crushers can be divided into two categories: a fast running crusher and a slow running crusher. Fast running crushers are efficient, but they require that the material to be crushed is free of impurities, slow running crushers are more suitable for various types of material to be crushed, and they can also tolerate impurities.
When the crusher runs, the motor drives the rotor to rotate, the end face of the rotor is abraded in the rotating process, the abrasion of the end face of the rotor is mainly caused by the mutual dry friction of the end face of the rotor and the contact surface of the supporting device and metal fragments generated by the abrasion stay on the end face of the rotor, the metal fragments scratch the end face of the rotor in the rotation of the rotor, and the end face of the rotor is repeatedly abraded, so that a wear-resistant structure of the rotor end of the crusher is needed.
Disclosure of Invention
The invention aims to provide a crusher rotor end wear-resistant structure to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a breaker rotor end wear-resisting structure, includes wear-resisting structure, wear-resisting structure fixedly connected with rotor, wear-resisting structure includes the connection plectane that is connected with the rotor, it passes through fixed axle fixedly connected with rotating turret to connect the plectane, the rotating turret is kept away from the one side of fixed axle and is installed the oil tank, the spring check valve is installed to the oil tank symmetry, the oiling valve is installed at the axis direction of fixed axle to the oil tank, the rotating turret joint has the ball, ball roll connection has the mount, the mount rotates the outer support body of being connected through screw fixedly connected with and rotating turret, first spring is installed to outer support body inboard, and first spring connection has the support plate of sideslip with the outer support body and be connected, and the sunk part fixed mounting of support plate has magnet.
As a further improvement of the invention: the oiling valve comprises a valve body, an oil return pipe cavity is arranged in the valve body, two ends of the valve body are of a through structure, and the valve body is connected with an oil blocking block through a second spring.
As a further improvement of the invention: and a limiting frame is arranged between the balls.
As a further improvement of the invention: the fixed shaft is rotatably connected with an oil control ring which is fixedly connected with the outer frame body.
As a further improvement of the invention: four groups of bolts are arranged on the connecting circular plate along the circumferential direction and are in threaded connection with the rotor.
As a further improvement of the invention: and a guide block is arranged at one end of the fixed frame, which is far away from the fixed shaft.
As a further improvement of the invention: the screw is of an inner hexagonal type.
Compared with the prior art, the invention has the beneficial effects that:
by adopting the wear-resistant structure at the rotor end of the crusher, when the rotor rotates, the rotating frame and the fixed frame are driven to rotate relatively, the rolling balls provide separation support for the rotating frame and the fixed frame, and simultaneously the original rotating wear of the rotor is converted into rolling wear of the rolling balls, meanwhile, in the process of rotor rotation, as the rotor speed rises, the spring type one-way valve is opened, oil flows out from the oil tank, the ball is further lubricated, and metal debris generated by the abrasion of the mechanism is collected under the adsorption of the magnet, when the ball rolls over the metal chippings pile, if the chippings pile up too much, the carrier plate compresses the first spring under the action of pressure to maintain the operation of the device, the device converts the rotor-rotating end face wear into ball rolling wear, applies oil lubrication and collects metal debris generated by wear, and therefore reduces the end face wear of the rotor.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is an enlarged view of FIG. 1 at A1;
fig. 4 is an enlarged view of the structure at a2 in fig. 1 according to the present invention.
In the figure: 1. a rotor; 2. a wear resistant structure; 3. connecting the circular plate; 4. a bolt; 5. an outer frame body; 6. a screw; 7. a ball bearing; 8. a limiting frame; 9. a spring-type check valve; 10. an oil tank; 11. a rotating frame; 12. a guide block; 13. an oil control ring; 14. a fixed shaft; 15. a valve body; 16. an oil blocking block; 17. an oil return pipe cavity; 18. a carrier plate; 19. a magnet; 20. an oil filling valve; 21. a fixing frame.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Example one
Referring to fig. 1 to 4, a crusher rotor end wear-resistant structure comprises a wear-resistant structure 2, the abrasion-resistant structure 2 is fixedly connected with the rotor 1, the abrasion-resistant structure 2 comprises a connecting circular plate 3 connected with the rotor 1, the connecting circular plate 3 is fixedly connected with a rotating frame 11 through a fixed shaft 14, an oil tank 10 is arranged on one surface of the rotating frame 11 far away from the fixed shaft 14, the oil tank 10 is symmetrically provided with spring type one-way valves 9, the oil tank 10 is provided with an oil filling valve 20 along the axial direction of the fixed shaft 14, the rotating frame 11 is clamped with a ball 7, the ball 7 is connected with a fixed frame 21 in a rolling way, the fixed frame 21 is fixedly connected with an outer frame body 5 which is connected with the rotating frame 11 in a rotating way through a screw 6, a first spring is arranged on the inner side of the outer frame body 5, the first spring is connected with a support plate 18 which is connected with the inner side of the outer frame body 5 in a sliding manner, and a magnet 19 is fixedly arranged at the concave position of the support plate 18; when the rotor 1 rotates, the rotating frame 11 and the fixed frame 21 are driven to rotate relatively, the ball 7 provides a separation support for the rotating frame 11 and the fixed frame 21, simultaneously, the original rotation abrasion of the rotor 1 is converted into the rolling abrasion of the ball 7, meanwhile, in the rotation process of the rotor 1, along with the rise of the rotation speed of the rotor 1, the spring type one-way valve 9 is opened, oil flows out from the oil tank 10, the balls 7 are further lubricated, and metal debris generated by the mechanism abrasion is collected under the adsorption of the magnet 19, when the balls 7 roll over the pile of metal chips, if too much chips are accumulated, the carrier plate 18 compresses the first spring under pressure, maintaining the operation of the device, the device converts the end surface abrasion of the rotation of the rotor 1 into the rolling abrasion of the balls 7, and simultaneously applies oil lubrication and collects metal debris generated by the abrasion, thereby reducing the end surface abrasion of the rotor 1.
The oil injection valve 20 comprises a valve body 15, an oil return pipe cavity 17 is arranged in the valve body 15, two ends of the valve body 15 are of a through structure, and the valve body 15 is connected with an oil blocking block 16 through a second spring; when oil is delivered, the oil filling pipe pushes against the oil blocking block 16, the injected oil flows into one end of the valve body 15 extending to the inner side of the oil tank 10 along the oil return pipe cavity 17, and then the oil flows into the oil tank 10, so that the oil tank 10 is conveniently closed and the oil is conveniently filled into the oil tank 10.
A limiting frame 8 is arranged between the balls 7; spacing between spacing 8 restriction ball 7 avoids the mutual collision of ball 7.
The fixed shaft 14 is rotatably connected with an oil control ring 13, and the oil control ring 13 is fixedly connected with the outer frame body 5; in the rotating process of the fixed shaft 14, oil leaks between the fixed shaft 14 and the outer frame body 5 intermittently and is blocked by the oil control ring 13, so that the leakage of the oil is reduced, and the stable operation time of the device is prolonged.
Four groups of bolts 4 are arranged on the connecting circular plate 3 along the circumferential direction, and the bolts 4 are in threaded connection with the rotor 1; the device is easily removed from the rotor 1 for maintenance by removing the tightened bolts 4.
One end of the fixed frame 21 far away from the fixed shaft 14 is provided with a guide block 12; the guide block 12 is arranged so that the fixing frame 21 can be quickly positioned and rotation can be limited under the guidance of the guide block 12.
Example two
On the basis of the first embodiment, referring to fig. 1 and 2, the screw 6 is of an inner hexagonal type; when the screw 6 is of an internal hexagonal type, one end of the screw 6 is installed in the fixing frame 21, so that when the device runs and the end face of the fixing frame 21 is abraded, the screw 6 is protected, the end part of the screw 6, which is used for being connected with a disassembling tool, is in an integral state, and the situation that the screw 6 cannot be taken out due to abrasion together with the fixing frame 21 is avoided.
The working principle is as follows: in the using process, when the rotor 1 rotates, the rotating frame 11 and the fixed frame 21 are driven to rotate relatively, the ball 7 provides a separation support for the rotating frame 11 and the fixed frame 21, the original rotating abrasion of the rotor 1 is converted into the rolling abrasion of the ball 7, meanwhile, in the rotating process of the rotor 1, along with the increase of the rotating speed of the rotor 1, the spring type one-way valve 9 is opened, oil flows out from the oil tank 10 to further lubricate the ball 7, meanwhile, metal debris generated by the mechanism abrasion is collected under the absorption of the magnet 19, the ball 7 rolls over the metal debris pile, if the debris is accumulated too much, the carrier plate 18 compresses the first spring under the action of pressure to maintain the operation of the device, the device converts the rotating end surface abrasion of the rotor 1 into the rolling abrasion of the ball 7, and applies oil lubrication and collects the metal debris generated by the abrasion simultaneously, thereby reducing wear of the end faces of the rotor 1.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (7)

1. The utility model provides a breaker rotor end wear-resisting structure, includes wear-resisting structure, wear-resisting structure fixedly connected with rotor, its characterized in that, wear-resisting structure includes the connection plectane that is connected with the rotor, it passes through fixed axle fixedly connected with rotating turret to connect the plectane, the rotating turret is kept away from the one side of fixed axle and is installed the oil tank, the spring check valve is installed to the oil tank symmetry, the oiling valve is installed at the axis direction of fixed axle to the oil tank, the rotating turret joint has the ball, ball roll connection has the mount, the mount rotates the outer support body of being connected through screw fixedly connected with rotating turret, first spring is installed to outer support body inboard, and first spring connection has the support plate of being connected with outer support body internal side slip, and the sunk part fixed mounting of support plate has magnet.
2. The crusher rotor end wear-resisting structure of claim 1, wherein the oil injection valve comprises a valve body, an oil return pipe cavity is arranged in the valve body, two ends of the valve body are of a through structure, and the valve body is connected with an oil blocking block through a second spring.
3. The crusher rotor end wear structure as claimed in claim 1, wherein a spacing frame is mounted between the balls.
4. The crusher rotor end wear structure in accordance with claim 1, wherein the stationary shaft is rotatably connected with an oil control ring, and the oil control ring is fixedly connected with the outer frame.
5. The crusher rotor end wear structure according to claim 1 or 2, wherein four sets of bolts are circumferentially installed on the connecting circular plate, and the bolts are in threaded connection with the rotor.
6. A crusher rotor end wear structure in accordance with claim 3 wherein the end of the mounting bracket remote from the stationary shaft is fitted with a guide block.
7. A crusher rotor end wear arrangement as claimed in claim 1 or claim 2, wherein the screws are of the internal hexagonal type.
CN202111106810.1A 2021-09-22 2021-09-22 Wear-resisting structure of breaker rotor end Active CN113931928B (en)

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Application Number Priority Date Filing Date Title
CN202111106810.1A CN113931928B (en) 2021-09-22 2021-09-22 Wear-resisting structure of breaker rotor end

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Application Number Priority Date Filing Date Title
CN202111106810.1A CN113931928B (en) 2021-09-22 2021-09-22 Wear-resisting structure of breaker rotor end

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CN113931928A true CN113931928A (en) 2022-01-14
CN113931928B CN113931928B (en) 2024-02-20

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6241421A (en) * 1985-08-15 1987-02-23 Ishikawajima Harima Heavy Ind Co Ltd Thrust ball bearing
JPH053633U (en) * 1991-06-28 1993-01-19 エヌテイエヌ株式会社 Thrust bearing device
CN204034792U (en) * 2014-08-29 2014-12-24 湖南湘冶机械制造有限公司 A kind of Novel flushing impact crusher
CN205136380U (en) * 2015-11-12 2016-04-06 李钦源 Novel bearing
CN205613839U (en) * 2016-03-17 2016-10-05 宁波宝新不锈钢有限公司 Rolling mill idler roller transmission side bearing frame
CN211449413U (en) * 2019-11-18 2020-09-08 上海德祺顺精密机械设备有限公司 Self-lubricating bearing seat with vibration/noise reduction function
CN212717647U (en) * 2020-08-07 2021-03-16 大连嘉庆轴承研发有限公司 Wear-resistant and corrosion-resistant spherical bearing
CN212821772U (en) * 2020-08-19 2021-03-30 上海戍尔特设备修造有限公司 Roller rotating frame

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6241421A (en) * 1985-08-15 1987-02-23 Ishikawajima Harima Heavy Ind Co Ltd Thrust ball bearing
JPH053633U (en) * 1991-06-28 1993-01-19 エヌテイエヌ株式会社 Thrust bearing device
CN204034792U (en) * 2014-08-29 2014-12-24 湖南湘冶机械制造有限公司 A kind of Novel flushing impact crusher
CN205136380U (en) * 2015-11-12 2016-04-06 李钦源 Novel bearing
CN205613839U (en) * 2016-03-17 2016-10-05 宁波宝新不锈钢有限公司 Rolling mill idler roller transmission side bearing frame
CN211449413U (en) * 2019-11-18 2020-09-08 上海德祺顺精密机械设备有限公司 Self-lubricating bearing seat with vibration/noise reduction function
CN212717647U (en) * 2020-08-07 2021-03-16 大连嘉庆轴承研发有限公司 Wear-resistant and corrosion-resistant spherical bearing
CN212821772U (en) * 2020-08-19 2021-03-30 上海戍尔特设备修造有限公司 Roller rotating frame

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