CN113578730B - Drum-type separating device for separating inner ring and outer ring of bearing - Google Patents
Drum-type separating device for separating inner ring and outer ring of bearing Download PDFInfo
- Publication number
- CN113578730B CN113578730B CN202110857720.XA CN202110857720A CN113578730B CN 113578730 B CN113578730 B CN 113578730B CN 202110857720 A CN202110857720 A CN 202110857720A CN 113578730 B CN113578730 B CN 113578730B
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- Prior art keywords
- screening
- hole
- cylinder
- screening cylinder
- bearing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Abstract
The utility model relates to a roller-type separating device for separating inner and outer rings of a bearing, which comprises a bottom frame, a screening cylinder arranged on the bottom frame and a driving mechanism for driving the screening cylinder to rotate, wherein one end of the screening cylinder is provided with a feed inlet, the other end of the screening cylinder is provided with a discharge outlet, a guide plate is arranged between the feed inlet and the discharge outlet, the guide plate is spirally wound on the inner wall of the screening cylinder along the rotation axis of the screening cylinder, a spiral screening material channel is formed on the inner wall of the screening cylinder, screening holes penetrating through the wall of the screening cylinder are arranged in the screening material channel, and the aperture of the screening holes close to the direction of the discharge outlet is larger than that of the screening holes close to the direction of the feed inlet. According to the utility model, the bearing rings can be screened through the screening holes with different apertures in sequence through the rotation of the screening cylinder, and the bearing rings can be prevented from being stacked when rolling in the screening cylinder, so that the separation success rate is improved.
Description
Technical Field
The utility model relates to the technical field of bearing screening equipment, in particular to a roller type separating device for separating inner and outer rings of a bearing.
Background
An important part in modern mechanical equipment is used for supporting a mechanical rotating body, reducing friction coefficient in the moving process and ensuring the rotation precision of the mechanical rotating body. The annular part of a radial rolling bearing with one or more raceways when the bearing ring is in use generally comprises a bearing outer ring and a bearing inner ring, and the bearing ring needs to be screened in the production process.
The utility model patent of China with publication number of CN212093272U discloses an automatic sorting device for bearing rings, which comprises a housing and a second motor, the front and back sides of the left end of the housing are provided with brackets, the top of each bracket is provided with a storage bin, the inside of each storage bin is provided with a first partition board, the lower part of each first partition board is provided with a screening bin, each screening bin is arranged at the top of the housing, the left side of each screening bin is provided with a material distributing roller, the outer side of each material distributing roller is provided with a second partition board, the right end of the bottom of each screening bin is provided with a screening plate, the front and back sides of each screening plate are provided with a first screening groove, a second screening groove and a third screening groove in sequence, the lower side of each screening plate is provided with a material distributing bin, and the front and back sides of each screening plate are provided with a conveyor belt.
Disclosure of Invention
The utility model aims to provide a roller type separating device for separating an inner ring and an outer ring of a bearing, which solves the problem that bearing rings cannot be separated due to stacking in the prior art.
The above object of the present utility model is achieved by the following technical solutions: a drum-type separator for separating inner and outer circles of bearing, including chassis, the screening section of thick bamboo of setting on the chassis and be used for driving screening section of thick bamboo pivoted actuating mechanism, screening section of thick bamboo's one end is provided with the feed inlet, and the other end is provided with the discharge gate, be provided with the stock guide between feed inlet and the discharge gate, the stock guide is spirally wound on screening section of thick bamboo's inner wall along screening section of thick bamboo's axis of rotation spiral to form spiral screening material way on screening section of thick bamboo's inner wall, be provided with the screening hole that runs through screening section of thick bamboo wall in the screening material way, and be close to the aperture of the screening hole of discharge gate direction and be greater than the aperture of the screening hole that is close to the feed inlet direction.
Preferably, the driving mechanism comprises a gear ring arranged on the outer circumference of the screening cylinder, a transmission gear meshed with the gear ring and a driving motor for driving the transmission gear to rotate.
Preferably, the screening cylinder is horizontally arranged, and two ends of the screening cylinder are rotatably arranged on the underframe through roller supporting mechanisms.
Preferably, the roller support mechanism comprises a plurality of support wheels, and the support wheels are circumferentially distributed on the outer circumference of the screening cylinder.
Preferably, the two ends of the screening cylinder are provided with check rings, the check rings are arranged on the outer circumference of the screening cylinder, and the supporting wheels are provided with limit grooves which are clamped on the check rings.
Preferably, the screening holes comprise a first screening hole and a second screening hole, the aperture of the second screening hole is larger than that of the first screening hole, the first screening hole and the second screening hole are distributed at least two circles along the spiral of the guide plate respectively, and the first screening hole and the second screening hole are distributed at the front end and the rear end of the screening barrel at intervals.
Preferably, a blocking strip is arranged in the screening material channel, and the blocking strip extends axially and is connected between the front layer of material guide plate and the rear layer of material guide plate.
In the rotating process of the screening cylinder, as the inner wall of the screening cylinder is smooth, the bearing rings slide in the screening material channel along the inner wall of the screening cylinder in a spiral manner, and if the bearing rings are stacked, the bearing rings cannot be separated through the rotation of the screening cylinder; therefore, the blocking strip is arranged in the screening material channel, and when encountering the blocking strip, the bearing ring rotates along with the screening barrel along with the blocking strip, and can not move along the screening material channel in a spiral manner; when the barrier strip rotates to a certain height, if the bearing rings are stacked, the bearing rings on the upper layer slide downwards into the screening material channel below the barrier strip under the action of gravity at the moment, and the bearing rings on the lower layer continue to rotate upwards along with the barrier strip until the bearing rings on the layer turn over under the action of gravity and fall into the screening material channel below the barrier strip, so that the stacked bearing rings are separated in the process, and screening is facilitated.
Preferably, the height of the blocking strip is smaller than the height of the material guiding plate and smaller than 1/2 of the thickness of the bearing ring.
When the height of the barrier strip is too high, the bearing ring can turn over after rotating to a higher position along with the barrier strip, so that the bearing ring generates larger impact, therefore, the height of the barrier strip in the application is less than 1/2 of the thickness of the bearing ring, and when the bearing ring rotates to a lower position, the gravity center of the bearing ring is positioned at the outer side of the barrier strip to turn over, so that the impact force generated when the bearing ring turns over is reduced.
Preferably, the blocking strip is obliquely arranged relative to the rotation axis of the screening cylinder, the rear end of the blocking strip and the front end of the blocking strip are arranged front and back in the rotation direction, and an opening which is formed in the guide plate and matched with the aperture of the first screening hole is formed in the front end of the blocking strip.
The barrier strip is at the in-process of upwards rotating from the nadir, the height of barrier strip rear end is higher than the height of barrier strip front end, the bearing ring that is located on the barrier strip at this moment rolls along barrier strip towards the front end for in the bearing ring that the size is less passes the opening and enters into the screening material way in place ahead, screen through first screening hole again, and the bearing ring that the size is great then can't overturn through the opening and fall to the screening material way of below, along with screening material way spiral advance and screen through the second screening hole, thereby improve the success rate that the bearing ring was screened.
The utility model has the beneficial effects that: according to the utility model, the bearing rings can be screened through the screening holes with different apertures in sequence through the rotation of the screening cylinder, and the bearing rings can be prevented from being stacked when rolling in the screening cylinder, so that the separation success rate is improved.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of the present utility model;
FIG. 2 is a schematic view showing the structure of a cartridge according to example 1 of the present utility model;
FIG. 3 is a schematic view showing the structure of a cartridge according to example 2 of the present utility model;
in the figure: 1-underframe, 2-screening cylinder, 201-feed inlet, 202-discharge gate, 203-retaining ring, 204-stock guide, 205-screening material way, 206-first screening hole, 207-second screening hole, 208-barrier strip, 209-opening, 3-actuating mechanism, 4-gyro wheel supporting mechanism.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model, may be made by those skilled in the art after reading the present specification, are only protected by patent laws within the scope of the claims of the present utility model.
Example 1: as shown in fig. 1 and 2, a drum-type separating device for separating inner and outer rings of a bearing comprises a bottom frame 1, a screening cylinder 2 arranged on the bottom frame 1 and a driving mechanism 3 for driving the screening cylinder 2 to rotate, wherein the screening cylinder 2 is horizontally arranged on the bottom frame 1, and two ends of the screening cylinder 2 are rotatably arranged on the bottom frame 1 through roller supporting mechanisms 4.
The roller support mechanism 4 includes a plurality of supporting wheels, and the supporting wheel circumference distributes at the outer circumference of a screening cylinder 2, and in this application screening cylinder 2 every end distributes respectively has three supporting wheels, supports through multiunit supporting wheel in screening cylinder 2 middle part below.
The both ends of screening cylinder 2 are provided with retaining ring 203, and retaining ring 203 is fixed to be set up at screening cylinder 2's outer circumference to rotate in step with screening cylinder 2, the supporting wheel is provided with the spacing groove of card on retaining ring 203 for the axial displacement of restriction screening cylinder 2.
The driving mechanism 3 comprises a gear ring arranged on the outer circumference of the screening cylinder 2, a transmission gear meshed with the gear ring and a driving motor for driving the transmission gear to rotate, the gear ring is used for fixing the end part of the screening cylinder 2, the driving motor is fixedly arranged on the underframe 1, and the transmission gear is arranged on a motor shaft of the driving motor.
One end of the screening cylinder 2 is provided with a feed inlet 201, and the other end is provided with a discharge outlet 202. The screening cylinder 2 is internally provided with a guide plate 204, the guide plate 204 is connected between the feed inlet 201 and the discharge outlet 202, the guide plate 204 is spirally wound on the inner wall of the screening cylinder 2 along the rotation axis of the screening cylinder 2, and a spiral screening material channel 205 is formed on the inner wall of the screening cylinder 2, wherein the spiral direction of the guide plate is opposite to the rotation direction of the screening cylinder 2, so that the bearing ring enters the screening cylinder 2 and then spirally advances along the screening material channel 205 towards the discharge outlet 202.
The first screening holes 206 and the second screening holes 207 are respectively and alternately distributed in the screening material channel 205, and the first screening holes 206 and the second screening holes 207 are respectively and spirally distributed at least two circles along the material guiding plate 204, in this embodiment, as shown in fig. 2, the first screening holes 206 are spirally distributed with two circles, and the second screening holes 207 are spirally distributed with two circles.
During screening, bearing rings to be screened enter the screening cylinder 2 from the feeding port 201, and along with rotation of the screening cylinder 2, the bearing rings spirally advance along the screening material channel 205 and roll in the screening cylinder 2. When passing through the first screening hole 206, the bearing inner ring with smaller size falls into the hopper below after passing through the screening of the first screening hole 206, while the bearing outer ring with larger size continues to advance spirally along the screening material channel 205 until entering the area of the second screening hole 207, falls into the hopper below after being screened by the second screening hole 207, and the rest of the bearing rings which are not screened are discharged from the discharge hole 202 of the screening cylinder 2.
Example 2: as shown in fig. 3, unlike in embodiment 1, a blocking strip 208 is provided in the screening channel 205, the blocking strip 208 extends axially and is connected between the front and rear guide plates 204, and the blocking strip 208 is located in the region of the screening channel 205 having the first screening hole 206. Wherein the height of the barrier rib 208 is smaller than the height of the guide plate 204 and smaller than 1/2 of the thickness of the bearing ring.
During the rotation of the screening cylinder 2, since the inner wall of the screening cylinder 2 is relatively smooth, the bearing rings slide helically along the inner wall of the screening cylinder 2 in the screening channel 205, and if the bearing rings are stacked, it is impossible to ensure that all the stacked bearing rings are separated by the rotation of the screening cylinder 2; therefore, in the present application, the blocking strip 208 is disposed in the screening material channel, when the blocking strip 208 is encountered, the bearing ring rotates along with the screening barrel 2 along with the blocking strip 208, and cannot continue to move along the screening material channel 205 in a spiral manner; when the barrier strip 208 rotates to a certain height, if the bearing rings are stacked, the bearing rings at the upper layer slide downwards into the screening material channel 205 below the barrier strip under the action of gravity at this time, and the bearing rings at the lower layer continue to rotate upwards along with the barrier strip until the bearing rings at the layer turn over under the action of gravity and fall into the screening material channel 205 below the barrier strip 208, so that the stacked bearing rings are separated in the process, and screening is facilitated.
The blocking strip 208 is disposed obliquely with respect to the rotation axis of the screening drum 2, and the rear end of the blocking strip 208 and the front end thereof are disposed front and back in the rotation direction, wherein the front end of the blocking strip 208 is an end near the direction of the feed inlet 201, and the rear end of the blocking strip 208 is an end near the direction of the discharge outlet 202. An opening 209 which is opened on the guide plate 204 and matches the aperture of the first screening hole 206 is provided at the front end of the blocking strip 208. In the process that the barrier strip 208 rotates upwards from the lowest point, the height of the rear end of the barrier strip 208 is higher than the height of the front end of the barrier strip 208, at this time, the bearing rings on the barrier strip 208 roll towards the front end along the barrier strip 208, so that the bearing rings with smaller sizes penetrate through the opening 209 and enter the screening material channel 205 in front, the bearing rings pass through the first screening hole 206 again for screening, the bearing rings with larger sizes cannot overturn and fall into the screening material channel 205 below through the opening 209, and the bearing rings spirally advance along with the screening material channel 205 and are screened through the second screening hole 207, so that the success rate of bearing ring screening is improved.
Claims (6)
1. A drum-type separator for separating inner and outer rings of bearing, including chassis (1), set up screening cylinder (2) on chassis (1) and be used for driving screening cylinder (2) pivoted actuating mechanism (3), the one end of screening cylinder (2) is provided with feed inlet (201), and the other end is provided with discharge gate (202), its characterized in that: a guide plate (204) is arranged between the feeding hole (201) and the discharging hole (202), the guide plate (204) is spirally wound on the inner wall of the screening cylinder (2) along the rotation axis of the screening cylinder (2), a spiral screening material channel (205) is formed on the inner wall of the screening cylinder (2), screening holes penetrating through the wall of the screening cylinder (2) are formed in the screening material channel (205), and the aperture of the screening holes close to the direction of the discharging hole (202) is larger than that of the screening holes close to the direction of the feeding hole (201); screening hole includes first screening hole (206) and second screening hole (207), the aperture in second screening hole (207) is greater than the aperture in first screening hole (206), first screening hole (206) and second screening hole (207) are respectively along stock guide (204) spiral at least two rings, just first screening hole (206) and second screening hole (207) interval distribution are at the front and back both ends of screening section of thick bamboo (2), be provided with in screening material way (205) and block strip (208), block strip (208) axial extension and connect between front and back two-layer stock guide (204), block strip (208) are the slope setting relative to the axis of rotation of screening section of thick bamboo (2), just the rear end of blocking strip (208) is front and back setting rather than the front end in the direction of rotation, the front end department of blocking strip (208) is provided with and sets up on stock guide (204) and with first screening hole (206) aperture assorted opening (209).
2. A drum-type separating device for separating inner and outer races of a bearing according to claim 1, characterized in that: the driving mechanism (3) comprises a gear ring arranged on the outer circumference of the screening cylinder (2), a transmission gear meshed with the gear ring and a driving motor for driving the transmission gear to rotate.
3. A drum-type separating device for separating inner and outer races of a bearing according to claim 1, characterized in that: the screening cylinder (2) is horizontally arranged, and two ends of the screening cylinder (2) are rotatably arranged on the underframe (1) through roller supporting mechanisms (4).
4. A drum-type separating device for separating inner and outer races of a bearing according to claim 3, characterized in that: the roller supporting mechanism (4) comprises a plurality of supporting wheels, and the circumference of each supporting wheel is distributed on the outer circumference of the screening cylinder (2).
5. A drum-type separating device for separating inner and outer races of a bearing according to claim 4, characterized in that: the screening device is characterized in that check rings (203) are arranged at two ends of the screening cylinder (2), the check rings (203) are arranged on the outer circumference of the screening cylinder (2), and the supporting wheels are provided with limiting grooves which are clamped on the check rings (203).
6. A drum-type separating device for separating inner and outer races of a bearing according to claim 1, characterized in that: the height of the blocking strip (208) is smaller than the height of the material guiding plate (204) and smaller than 1/2 of the thickness of the bearing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110857720.XA CN113578730B (en) | 2021-07-28 | 2021-07-28 | Drum-type separating device for separating inner ring and outer ring of bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110857720.XA CN113578730B (en) | 2021-07-28 | 2021-07-28 | Drum-type separating device for separating inner ring and outer ring of bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113578730A CN113578730A (en) | 2021-11-02 |
| CN113578730B true CN113578730B (en) | 2023-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110857720.XA Active CN113578730B (en) | 2021-07-28 | 2021-07-28 | Drum-type separating device for separating inner ring and outer ring of bearing |
Country Status (1)
| Country | Link |
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| CN (1) | CN113578730B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206642984U (en) * | 2017-03-04 | 2017-11-17 | 北京桥昌混凝土搅拌有限公司 | Screening machine |
| EP3533525A1 (en) * | 2018-02-28 | 2019-09-04 | Senro B.V. | Waste separation device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1315483B1 (en) * | 2000-07-26 | 2003-02-18 | Luca Vaccaro | SCREENING BUCKET - MIXER |
| JP2007054814A (en) * | 2005-08-24 | 2007-03-08 | Yokozaki Co Ltd | Apparatus for sorting article such as fruit |
| JP6033565B2 (en) * | 2012-03-28 | 2016-11-30 | 本田技研工業株式会社 | Drum type garbage separator for beach cleaner |
| CN103302020A (en) * | 2013-06-24 | 2013-09-18 | 四川治源环保成套设备有限责任公司 | Circular screen provided with stop strips |
| CN108654978A (en) * | 2018-05-04 | 2018-10-16 | 吴招娣 | A kind of agricultural crop straw screening plant |
| CN112740906B (en) * | 2020-12-27 | 2022-03-25 | 绍兴春茗科技有限公司 | Broken formula tea-leaf picker of function is selected separately in area |
-
2021
- 2021-07-28 CN CN202110857720.XA patent/CN113578730B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206642984U (en) * | 2017-03-04 | 2017-11-17 | 北京桥昌混凝土搅拌有限公司 | Screening machine |
| EP3533525A1 (en) * | 2018-02-28 | 2019-09-04 | Senro B.V. | Waste separation device |
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| CN113578730A (en) | 2021-11-02 |
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