CN108890426B - Automatic grinding system for inner ring and outer ring of ball bearing - Google Patents

Automatic grinding system for inner ring and outer ring of ball bearing Download PDF

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Publication number
CN108890426B
CN108890426B CN201811022915.7A CN201811022915A CN108890426B CN 108890426 B CN108890426 B CN 108890426B CN 201811022915 A CN201811022915 A CN 201811022915A CN 108890426 B CN108890426 B CN 108890426B
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China
Prior art keywords
outer ring
inner ring
material channel
channel
rotary disc
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CN201811022915.7A
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CN108890426A (en
Inventor
赵晓林
尹毅
杨胜蓝
顾宗乾
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Chongqing Changjiang Bearing Co Ltd
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Chongqing Changjiang Bearing Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/10Single-purpose machines or devices
    • B24B7/16Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
    • B24B7/17Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings for simultaneously grinding opposite and parallel end faces, e.g. double disc grinders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/005Feeding or manipulating devices specially adapted to grinding machines

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)

Abstract

The invention provides an automatic grinding system for an inner ring and an outer ring of a ball bearing, which comprises a rotary disc, grinding wheels, a ring material channel and a conveyor belt, wherein the periphery of the rotary disc is provided with material forks, the grinding wheels are arranged on two sides of the rotary disc, the ring material channel is arranged above the end of the rotary disc and can be tangentially arranged with the material forks, the conveyor belt is arranged below the rotary disc, the upper end of the ring material channel is communicated with the outer ring material channel, the side edge of the outer ring material channel is provided with the inner ring material channel, the outer ring material channel and the inner ring material channel are arranged in parallel, a material blocking head penetrates into the outer ring material channel in a sliding manner and can form a blocking manner on the lower end of the outer ring, and a material pushing shaft penetrates through the inner ring material channel in a sliding manner and can push the inner ring to enter the outer ring along a through hole between the inner ring material channel and the outer ring material channel; the lateral part of the conveyor belt is provided with a material channel horizontally connected with the conveyor belt, a guiding part for guiding the ferrules on the conveyor belt onto the material channel is arranged above the conveyor belt, and an inner ring inlet for only the inner ring to pass through and an outer ring inlet for the outer ring to pass through are sequentially arranged on the material channel. The invention simultaneously carries out automatic double-end-face grinding on the inner ring and the outer ring, thereby improving the efficiency.

Description

Automatic grinding system for inner ring and outer ring of ball bearing
Technical Field
The invention relates to the technical field of machining, in particular to an automatic grinding system for an inner ring and an outer ring of a ball bearing.
Background
Before the inner ring and the outer ring of the traditional ball bearing are assembled, plane grinding is needed to be carried out on two end surfaces of the inner ring and the outer ring, and a common grinding mode is as follows: the two end surfaces of the inner ring and the outer ring are respectively and independently ground by adopting one or two double-end-surface equipment, and even the two end surfaces of the inner ring and the outer ring are respectively and independently ground by adopting a grinding machine, so that the defects are:
1. the labor cost is wasted, and at least one person is required to process at least one device because of the independent grinding, namely, the inner ring and outer ring double-end surface grinding machine is processed by at least two persons, so that the labor cost can be correspondingly increased.
2. The energy consumption is increased, two or more devices are started to grind the inner ring and the outer ring, so that the energy consumption is increased intangibly, or one device is started to grind the inner ring and the outer ring by using a longer processing period, and the energy consumption is increased intangibly.
3. The consumption of grinding wheels and the like is huge, if two grinding wheels are adopted for each equipment, and if two double-end-face equipment is started, four grinding wheels are required to be adopted for processing the two end faces of the inner ring and the outer ring.
4. Because the inner ring and the outer ring are separately and independently ground, the heights of the inner ring and the outer ring are inevitably different, and the end face consistency of the inner ring and the outer ring cannot be achieved.
The above-mentioned various, research and development personnel want to research and develop and grind the inner and outer ring integrally, need to assemble and close the inner and outer ring, namely "close the cover", after the inner and outer ring after closing the cover is ground integrally, separate the inner and outer ring, namely "divide the cover".
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide an automatic grinding system for the inner ring and the outer ring of a ball bearing.
In order to achieve the above-mentioned purpose of the invention, the invention provides an automatic grinding system for inner and outer rings of a ball bearing, which comprises a rotary disc with a plurality of material forks on the periphery, grinding wheels arranged on two sides of the rotary disc, a ring material channel which is arranged above one end of the rotary disc and can be tangentially arranged with the material forks, and a conveyor belt arranged below the rotary disc, wherein the upper end of the ring material channel is communicated with an outer ring material channel, the outer ring material channel and the ring material channel are both used for the outer ring of the ball bearing to pass through in a vertical state, the side edge of the outer ring material channel is provided with an inner ring material channel, through which the inner ring of the ball bearing passes through in a vertical state, of the outer ring material channel and the inner ring material channel are arranged in parallel, a material blocking head is slid into the outer ring material channel and can form a blocking for the lower end of the outer ring, and a material pushing shaft is slid through the inner ring material channel and can push the inner ring to enter into the inner ring material channel along a through hole between the inner ring material channel and the outer ring material channel;
the side part of the conveyor belt is provided with a material channel horizontally connected with the conveyor belt, the upper part of the conveyor belt is provided with a guide part for guiding the ferrule on the conveyor belt to the material channel, the material channel is sequentially provided with an inner ring inlet for the inner ring to pass through and an outer ring inlet for the outer ring to pass through, and the inner ring inlet and the outer ring inlet are sequentially arranged on a running line of the ferrule.
The automatic grinding system for the inner ring and the outer ring of the ball bearing is simple in structure, and can simultaneously perform automatic double-end-face grinding on the inner ring and the outer ring of the ball bearing, so that the production efficiency is improved, the consistency of the end faces and the grinding precision of the inner ring and the outer ring of the ball bearing are ensured, and the labor cost and the time cost are reduced.
Further, the machine body is provided with a material conveying channel base and a driving source base, and the inner ring material channel and the outer ring material channel are vertically arranged on the material conveying channel base; the pushing shaft is positioned on the driving source base in a sliding way, a driving source is fixed on the driving source base, and the output end of the driving source is in transmission fit with the pushing shaft through a transmission mechanism.
Further, a bearing shaft is slidably positioned on the machine body through a bracket, and the material blocking head is fixed on the bearing shaft.
Further, a lever fulcrum is arranged on the machine body, a lever is hinged to the lever fulcrum, one end of the lever is positioned on the bearing shaft, and the other end of the lever is positioned on the jacket on the pushing shaft.
Furthermore, the material forks are uniformly and detachably arranged on the circumferential edge of the rotating disc; the depth of the fork is larger than the radius of the ferrule and the thickness of the fork is smaller than the thickness of the ferrule; the central axis of the rotary disc and the central axis of the grinding wheel are positioned on the same horizontal plane, and the rotary disc and the grinding wheel are eccentrically arranged; the rotating disc and the grinding wheel rotate oppositely. In the actual use process, the material fork can be replaced according to the outer diameter of the ferrule.
Further, the material fork is internally provided with a circular arc-shaped accommodating groove with a cross section, the circular arc-shaped accommodating groove is matched with the periphery of the ferrule, the circular arc angle is larger than 180 degrees, and the ferrule can be freely moved in and out.
Further, the conveyor belt is positioned on the machine body, and an inclined blocking angle is arranged on the machine body at one end of the conveyor belt, and the inclined blocking angle is circumscribed on the outer circumference of the rotary disc.
Further, the inner ring inlet is connected to the inner ring material arranging machine through a vertically arranged inner ring material collecting channel, and the outer ring inlet is connected to the outer ring material arranging machine through a vertically arranged outer ring material collecting channel.
Further, the inlet of the inner ring is provided with a rectangular hole, and the minimum side of the inlet is larger than the diameter of the inner ring and smaller than the diameter of the outer ring; the inlet of the outer ring is a rectangular hole, and the minimum side length of the inlet is larger than the diameter of the outer ring.
Further, the length direction of the rectangular holes of the inner ring inlet and the outer ring inlet is consistent with the length direction of the material channel.
The invention has the beneficial effects that: the automatic double-end-face grinding device has the advantages that the structure is simple, the automatic double-end-face grinding is simultaneously carried out on the inner ring and the outer ring of the ball bearing through automatic sleeve combination-grinding-sleeve separation of the inner ring and the outer ring of the ball bearing, the production efficiency is improved, the consistency of the end faces and the grinding precision of the inner ring and the outer ring of the ball bearing are ensured, and the labor cost and the time cost are reduced.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a block diagram of an inner and outer race sleeve according to the present invention;
FIG. 2 is a structural diagram of the integrated grinding after the inner ring and the outer ring are sleeved in the invention;
FIG. 3 is a block diagram of the inner and outer race sub-sets of the present invention.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, unless otherwise specified and defined, it should be noted that the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, mechanical or electrical, or may be in communication with each other between two elements, directly or indirectly through intermediaries, as would be understood by those skilled in the art, in view of the specific meaning of the terms described above.
As shown in fig. 1-3, the invention provides an automatic grinding system for inner and outer rings of a ball bearing, which comprises a rotary disc 17 with a plurality of material forks 16 at the periphery, grinding wheels 18 arranged at two sides of the rotary disc 17, a ring material channel 14 which is arranged above one end of the rotary disc 17 and can be tangentially arranged with the material forks 16, and a conveyor belt 19 arranged below the rotary disc 17, wherein the upper end of the ring material channel 14 is communicated with an outer ring material channel 10, the outer ring material channel 10 and the ring material channel 14 are both used for the outer ring 13 of the ball bearing to pass through in a vertical state, an inner ring material channel 9 with the ball bearing at the side of the outer ring material channel 10 passes through in a vertical state, the outer ring material channel 10 and the inner ring material channel 9 are arranged in parallel, a baffle head 8 slides to penetrate into the outer ring material channel 10 and can form a baffle for the lower end of the outer ring 13, and a pushing shaft 4 slides through the inner ring material channel 9 and can push the inner ring 12 to enter into the outer ring 13 along a through hole between the inner ring material channel 9 and the outer ring material channel 10;
the conveyor belt 19 has a material path 27 horizontally connected to the side of the conveyor belt 19, and a guide portion for guiding the ferrules 15 on the conveyor belt 19 to the material path 27 is provided above the conveyor belt 19, and an inner ring inlet 24 through which only the inner ring 12 passes and an outer ring inlet 25 through which the outer ring 13 passes are provided in this order on the material path 27, and the inner ring inlet 24 and the outer ring inlet 25 are provided in this order on a line along which the ferrules 15 travel.
Specifically, the structure of the scheme can be generally divided into three stages, namely, the process of 'fit-grinding-fit' is carried out on the inner ring 12 and the outer ring 13, each stage can be an independent structure, and the structure can be integrally unified, namely, a base or a machine body is adopted, and the structure is specifically described by being integrally unified.
The machine body 23 is further provided with a material conveying channel base 11 and a driving source base 1, the inner ring material channel 9 and the outer ring material channel 10 are vertically arranged on the material conveying channel base 11, the material conveying channel base 11 is formed by a plurality of plates in a surrounding mode, the outer ring material channel 10 and the inner ring material channel 9 are vertically arranged, such as vertically arranged, or vertically obliquely arranged, or vertically arranged in an arc shape, or vertically arranged in a multistage shape matching mode, and the like, so that the outer ring 13 and the inner ring 12 in the outer ring material channel 10 and the inner ring material channel 9 can travel through self gravity in the corresponding material channels without driving by other external forces. In order to ensure that the outer ring 13 and the inner ring 12 are kept in parallel when being sleeved, the outer ring material channel 10 and the inner ring material channel 9 are arranged in a whole-course parallel state, and in practical application, various states can be arranged, but the following outer ring 13 and the inner ring 12 are ensured to be mutually parallel when being sleeved. The base is also provided with reinforcing rib plates matched with the material conveying channel base 11 so as to improve the matching strength of the material conveying channel base 11 and the base and further improve the running stability of the outer ring 13 and the inner ring 12 in the outer ring material channel 10 and the inner ring material channel 9. In order to avoid the outer ring 13 and the inner ring 12 from being blocked in the inner ring material passage 10 and the inner ring material passage 9, the outer ring material passage 10 and the inner ring material passage 9 should have a gap buffer corresponding to the outer ring 13 and the inner ring 12.
The pushing shaft 4 is slidably positioned on the driving source base 1, and a driving source 2 is fixed on the driving source base 1, and the output end of the driving source 2 is in transmission fit with the pushing shaft 4 through a transmission mechanism 3. The driving source base 1 is of a closed cavity structure, the driving source 2 such as a motor is fixed on the driving source base 1, and an output shaft of the driving source 2 penetrates into the closed cavity structure and is matched with the pushing shaft 4 through the transmission mechanism 3, and the matched modes such as bevel gear structure match and the like.
The machine body 23 is provided with a bearing shaft 7 in a sliding way through a bracket, and the material blocking head 8 is fixed on the bearing shaft 7. The retaining head 8 is used for temporarily blocking the outer ring 13 from moving, the retaining position of the retaining head 8 to the lower end of the outer ring 13 can be the sleeve combining position between the outer ring 13 and the inner ring 12, and the bottom of the inner ring channel 9 where the inner ring 12 is positioned is provided with a fixed blocking part, so that the outer ring 13 and the inner ring 12 are in the same matching and relatively fixed positions during sleeve combining.
The machine body 23 is provided with a lever fulcrum, a lever 6 is hinged on the lever fulcrum, one end of the lever 6 is positioned on the bearing shaft 7, and the other end of the lever 6 is positioned on the jacket 5 on the pushing shaft 4. Through the participation of the lever 6, synchronous operation is formed between the pushing shaft 4 and the blocking head 8, but due to the relative positions and length relations between the blocking head 8 and the pushing shaft 4, a differential path exists between the actual operation of the pushing shaft 4 and the blocking head 8, namely, after the blocking head 8 blocks the outer ring 13, the pushing shaft 4 pushes the inner ring 12 into the outer ring 13. The matching period is improved.
The material fork 16 is uniformly and detachably arranged on the circumferential edge of the rotary disc 17, and the material fork 16 can be replaced according to the outer diameter of the ferrule 15; the depth of the fork 16 is larger than the radius of the ferrule 15, and the thickness of the fork is smaller than the thickness of the ferrule 15; the central axis of the rotary disc 17 and the central axis of the grinding wheel 18 are positioned on the same horizontal plane, and the rotary disc 17 and the grinding wheel 18 are eccentrically arranged; the rotating disc 17 rotates in opposition to the grinding wheel 18.
To ensure the stability of the ferrule 15 in the fork 16, firstly the fork 16 itself has a certain thickness such that it is in contact with the cambered surface of the ferrule 15. The fork 16 is internally provided with a circular arc-shaped containing groove with the cross section, the circular arc-shaped containing groove is matched with the periphery of the ferrule 15, the circular arc angle is larger than 180 degrees, and the ferrule 15 can be freely moved in and out.
The conveyor belt 19 is positioned on the machine body 23, and an inclined stop angle is arranged on the machine body 23 at one end of the conveyor belt 19, and the inclined stop angle is circumscribed on the outer circumference of the rotary disc so as to ensure that the ferrule 15 accurately falls into the conveyor belt 19.
As shown in fig. 3, the guiding portion is an arc plate straddling the conveyor belt 21 and positioned on the machine body 23, the ferrule 15 is blocked by the arc plate and moves in the direction of the material channel 27 in the lateral direction along with the advancing of the conveyor belt 21, the ferrule 15 on the material channel 27 accumulates and advances along the material channel 27 along with the advancing of the conveyor belt 21, when the ferrule 15 encounters the inner ring inlet 24, the inner ring 12 can fall down from the inner ring inlet 24 due to the action of gravity, while the outer ring 13 advances, and when the ferrule encounters the outer ring inlet 25, the outer ring 13 can fall down from the outer ring inlet 25 due to the action of gravity.
The inner ring inlet 24 is connected to an inner ring material arranging machine 29 through a vertically arranged inner ring material collecting channel 26, the outer ring inlet 25 is connected to an outer ring material arranging machine 30 through a vertically arranged outer ring material collecting channel 28, and the inner ring material arranging machine 29 and the outer ring material arranging machine 30 correspondingly arrange the inner ring 12 and the outer ring 13 so as to enter a subsequent ball bearing assembly process.
For the inner ring inlet 24 and the outer ring inlet 25 on the material channel 27, the specific shapes thereof can be various, as long as the corresponding passing conditions can be achieved, for example: the inner ring inlet 24 is arranged in a rectangular hole, and the minimum side length of the inner ring inlet is larger than the diameter of the inner ring 12 and smaller than the diameter of the outer ring 13; the outer ring inlet 25 is provided in a rectangular hole, the minimum side length of which is larger than the diameter of the outer ring 13, and preferably, the length direction of the rectangular holes of the inner ring inlet 24 and the outer ring inlet 25 is consistent with the length direction of the material channel 27.
In this embodiment, the conveyor belt 21 is drivingly connected by a motor 20.
When the ball bearing is used, the outer ring 13 of the ball bearing enters through the outer ring material channel 10 and is blocked by the material blocking head 8, the material pushing shaft 4 pushes the inner ring 12 into the outer ring 13 after the inner ring 12 enters through the inner ring material channel 9, the material blocking head 8 is withdrawn, the ferrule 15 after the inner ring 12 and the outer ring 13 are sleeved enters through the ferrule material channel 14 onto the material fork 16 of the rotary disc 17, the ferrules 15 can be contained on a plurality of material forks 16 along with the rotation of the rotary disc 17, the two end surfaces of the ferrules 15 on the rotary disc 17 are contacted with the grinding wheel 18 and are ground, in the grinding process, the coaxiality between the inner ring 12 and the outer ring 13 is not required to be ensured, the continuously rotated rotary disc 17 is only required to ensure the consistency of the end surfaces at the two ends of the inner ring 15, the ferrules 15 after grinding fall onto the conveying belt 19 due to the self gravity, the conveying belt 19 enters into the material channel 27 along with the continuous accumulation and the advancing of the ferrules 15 on the material channel 27, the inner ring 12 in the material channel 15 firstly falls into the material channel 24 along with the inlet 24, the material channel 29 along with the inner ring 15 falls into the material channel 29 along with the material channel, and the material channel 30 along with the outer ring 15, and the material channel 30 continues to enter the material channel 30 along with the material channel for standby process.
The automatic double-end-face grinding device is simple in structure, and can simultaneously perform automatic double-end-face grinding on the inner ring and the outer ring of the ball bearing, so that the production efficiency is improved, the consistency of the end faces and the grinding precision of the inner ring and the outer ring of the ball bearing are ensured, and the labor cost and the time cost are reduced.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means 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 present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. An automatic grinding system for an inner ring and an outer ring of a ball bearing is characterized in that: the ball bearing comprises a rotary disc (17) with a plurality of material forks (16) at the periphery, grinding wheels (18) arranged on two sides of the rotary disc (17), a ferrule material channel (14) which is arranged above one end of the rotary disc (17) and can be tangentially arranged with the material forks (16) and a conveyor belt (19) arranged below the rotary disc (17), wherein an outer ring material channel (10) is communicated with the upper end of the ferrule material channel (14), the outer ring material channel (10) and the ferrule material channel (14) both supply the outer ring (13) of the ball bearing to pass through in a vertical state, an inner ring material channel (9) which is arranged on the side edge of the outer ring material channel (10) and has the inner ring (12) of the ball bearing to pass through in a vertical state is arranged in parallel with the inner ring material channel (9), a retaining head (8) is penetrated into the outer ring material channel (10) in a sliding manner and can form a blocking for the lower end of the outer ring material channel (13), and a pushing shaft (4) is penetrated into the inner ring material channel (9) in a sliding manner and can push the inner ring material channel (12) to enter between the inner ring material channels (13) and the inner ring material channel (13) in a vertical state.
The side of the conveyor belt (19) is provided with a material channel (27) horizontally connected with the conveyor belt, a guide part for guiding a ferrule (15) on the conveyor belt (19) to the material channel (27) is arranged above the conveyor belt (19), an inner ring inlet (24) for only the inner ring (12) to pass through and an outer ring inlet (25) for the outer ring (13) to pass through are sequentially arranged on the material channel (27), and the inner ring inlet (24) and the outer ring inlet (25) are sequentially arranged on a running line of the ferrule (15).
2. The automatic grinding system for inner and outer races of ball bearings according to claim 1, characterized in that: the automatic feeding device is characterized by further comprising a machine body (23), wherein a material conveying channel base (11) and a driving source base (1) are arranged on the machine body (23), and the inner ring material channel (9) and the outer ring material channel (10) are vertically arranged on the material conveying channel base (11); the pushing shaft (4) is slidably positioned on the driving source base (1), a driving source (2) is fixed on the driving source base (1), and the output end of the driving source (2) is in transmission fit with the pushing shaft (4) through a transmission mechanism (3).
3. The automatic grinding system for inner and outer races of ball bearings according to claim 2, characterized in that: the machine body (23) is provided with a bearing shaft (7) in a sliding way through a bracket, and the material blocking head (8) is fixed on the bearing shaft (7).
4. The automatic grinding system for inner and outer races of ball bearings according to claim 3, characterized in that: the machine body (23) is provided with a lever fulcrum, a lever (6) is hinged to the lever fulcrum, one end of the lever (6) is positioned on the bearing shaft (7), and the other end of the lever is positioned on the jacket (5) on the pushing shaft (4).
5. The automatic grinding system for inner and outer races of ball bearings according to claim 1, characterized in that: the material forks (16) are uniformly and detachably arranged on the circumferential edge of the rotary disc (17); the depth of the fork (16) is larger than the radius of the ferrule (15) and the thickness of the fork is smaller than the thickness of the ferrule (15); the central axis of the rotary disc (17) and the central axis of the grinding wheel (18) are positioned on the same horizontal plane, and the rotary disc (17) and the grinding wheel (18) are eccentrically arranged; the rotary disc (17) and the grinding wheel (18) rotate in opposite directions.
6. The automatic grinding system for inner and outer races of ball bearings according to claim 5, characterized in that: the material fork (16) is internally provided with a circular arc-shaped containing groove with a cross section, the circular arc-shaped containing groove is matched with the periphery of the ferrule (15), the circular arc angle is larger than 180 degrees, and the ferrule (15) can be freely moved in and out.
7. The automatic grinding system for inner and outer races of ball bearings according to claim 2, characterized in that: the conveyor belt (19) is positioned on the machine body (23), and an inclined baffle angle is arranged on the machine body (23) at one end of the conveyor belt (19), and the inclined baffle angle is circumscribed on the outer circumference of the rotary disc.
8. The automatic grinding system for inner and outer races of ball bearings according to claim 7, characterized in that: the inner ring inlet (24) is connected to an inner ring material arranging machine (29) through a vertically arranged inner ring material collecting channel (26), and the outer ring inlet (25) is connected to an outer ring material arranging machine (30) through a vertically arranged outer ring material collecting channel (28).
9. The automatic grinding system for inner and outer races of ball bearings according to claim 1, characterized in that: the inner ring inlet (24) is arranged in a rectangular hole, and the minimum side length of the inner ring inlet is larger than the diameter of the inner ring (12) and smaller than the diameter of the outer ring (13); the outer ring inlet (25) is arranged in a rectangular hole, and the minimum side length of the outer ring inlet is larger than the diameter of the outer ring (13).
10. The automatic grinding system for inner and outer races of ball bearings according to claim 9, characterized in that: the length direction of the rectangular holes of the inner ring inlet (24) and the outer ring inlet (25) is consistent with the length direction of the material channel (27).
CN201811022915.7A 2018-09-03 2018-09-03 Automatic grinding system for inner ring and outer ring of ball bearing Active CN108890426B (en)

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CN110977626A (en) * 2019-12-31 2020-04-10 宁波慈兴轴承有限公司 Method for machining end faces of double-end-face asymmetric bearing
CN113478386A (en) * 2021-08-05 2021-10-08 中国航发哈尔滨轴承有限公司 Anti-collision damage feeding device of double-ended grinding machine
CN117644442B (en) * 2024-01-25 2024-04-05 洛阳普瑞森精密轴承有限公司 Bearing ring grinding device

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