CN110285150B - Automatic ball loading device - Google Patents
Automatic ball loading device Download PDFInfo
- Publication number
- CN110285150B CN110285150B CN201910579504.6A CN201910579504A CN110285150B CN 110285150 B CN110285150 B CN 110285150B CN 201910579504 A CN201910579504 A CN 201910579504A CN 110285150 B CN110285150 B CN 110285150B
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- Prior art keywords
- ball
- retainer
- shaft
- die
- falling
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Links
- 230000008093 supporting effect Effects 0.000 claims abstract description 39
- 238000003860 storage Methods 0.000 claims abstract description 30
- 238000003825 pressing Methods 0.000 claims abstract description 18
- 230000002093 peripheral effect Effects 0.000 claims abstract description 3
- 238000007664 blowing Methods 0.000 claims description 17
- 230000001360 synchronised effect Effects 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 description 12
- 239000010959 steel Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- 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
- F16C43/00—Assembling bearings
- F16C43/04—Assembling rolling-contact bearings
- F16C43/06—Placing rolling bodies in cages or bearings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
- Automatic Assembly (AREA)
Abstract
The invention relates to the technical field of bearing assembly, in particular to an automatic ball loading device which can rapidly complete automatic ball loading operation and improve the overall assembly efficiency, wherein a retainer supporting die is arranged on a workbench, a retainer step is arranged on the upper end surface of the retainer supporting die, a lower ball mounting plate is arranged above the retainer supporting die and is connected with a lifting driving device, a through ball loading shaft is arranged on the lower ball mounting plate and is connected with a rotary driving device to realize rotation, a ball falling channel is arranged in the ball loading shaft, a convex ring is arranged on the peripheral surface of the ball loading shaft, and the lower end surface of the convex ring is an inclined surface; the ball loading shaft is movably sleeved with a retainer pressing die matched with the retainer supporting die; the ball-falling device comprises a retainer, a ball-falling shaft, a ball-falling port, a retainer support die, a supporting table, a ball-falling port, a ball-storage ball and a ball-storage ball, wherein the ball-falling port is arranged below the convex ring and on the side face of the ball-falling shaft, a cavity matched with the ball-falling shaft is formed in the retainer support die, the supporting table is arranged above the ball-falling shaft, the ball-falling port corresponding to the ball-falling port of the ball-falling channel is formed in the supporting table, and the movable ball-storage ball is arranged on the ball-falling port.
Description
Technical Field
The invention relates to the technical field of bearing assembly, in particular to an automatic ball loading device.
Background
Bearings are an important component in contemporary mechanical devices. The main function of the bearing is to support the mechanical rotator, reduce the friction coefficient in the movement process of the mechanical rotator and ensure the rotation precision of the mechanical rotator, the bearing generally comprises an outer ring, an inner ring, a retainer and steel balls, the steel balls are clamped on the retainer in the assembly process, the inner ring can rotate freely, the retainer and the outer ring are automatically conveyed in place through a belt and then subjected to ball loading operation in order to improve the overall assembly efficiency, and the efficiency of the whole bearing assembly production line is affected by the troublesome operation due to the fact that the retainer and the outer ring are automatically conveyed in place through the belt and then subjected to ball loading operation, and manual operation is adopted at a ball loading station, a plurality of steel balls are embedded into the retainer one by workers and then put back to the original position.
Disclosure of Invention
In order to solve the problem of low ball loading operation efficiency in the assembly of the existing bearing assembly line, the invention provides an automatic ball loading device which can rapidly complete the automatic ball loading operation and improve the overall assembly efficiency.
The technical scheme is as follows: the automatic ball loading device comprises a workbench and is characterized in that a retainer supporting die is arranged on the workbench, a retainer step is arranged on the upper end face of the retainer supporting die, a lower ball mounting plate is arranged above the retainer supporting die and is connected with a lifting driving device, a through ball loading shaft is arranged on the lower ball mounting plate and is connected with a rotary driving device to realize rotation, a ball falling channel is arranged in the ball loading shaft, a convex ring is arranged on the peripheral surface of the ball loading shaft, and the lower end face of the convex ring is an inclined plane; the retainer pressing die matched with the retainer supporting die is movably sleeved on the ball loading shaft at the convex ring; the ball bearing device is characterized in that the ball bearing device is positioned below the convex ring, a ball outlet of the ball falling channel is formed in the side face of the ball bearing shaft, a cavity matched with the ball bearing shaft is formed in the retainer supporting die, a supporting table is arranged above the ball bearing shaft, a ball falling port corresponding to the ball inlet of the ball falling channel is formed in the supporting table, a movable ball storage body is arranged on the ball falling port, the ball storage body is connected with a ball outlet driving device, a ball storage channel and a blowing channel are arranged in the ball storage body, and compressed gas is introduced into the blowing channel.
The ball discharging driving device is further characterized in that a guide sliding rail is arranged on the supporting table, and the ball discharging driving device is a transverse cylinder connected with the ball storage body;
the ball storage channel and the air blowing channel are arranged in parallel, and the sizes of the ball storage channel and the air blowing channel are smaller than the size of the ball falling opening;
the rotary driving device comprises a synchronous belt pulley sleeved on the ball loading shaft and a first motor arranged on the supporting table, a driving belt pulley matched with the synchronous belt pulley is arranged on an output shaft of the first motor, and the synchronous belt pulley is connected with the driving belt pulley through a synchronous belt;
the synchronous belt wheel is arranged at the upper end of the ball loading shaft, and the inlet at the top of the ball falling channel is of a horn-shaped structure with a large upper part and a small lower part;
a bearing seat is arranged on the supporting table, and a bearing matched with the ball loading shaft is arranged in the bearing seat;
the bottom of the lower ball mounting plate is fixedly connected with one end of a guide shaft, the other end of the guide shaft penetrates through the retainer press die, and a spring is sleeved on the guide shaft part between the lower ball mounting plate and the retainer press die;
the retainer supporting die is movably arranged on the lower ball mounting plate, and a matched retainer supporting cylinder is arranged below the retainer supporting die;
the ball mounting panel slidable mounting in the side support frame down, lift drive include vertical install in the second motor at side support frame top, ball screw is connected to the second motor, install screw nut on the ball screw, install the screw fixed plate on the screw nut, the pressure axle is installed respectively to screw fixed plate both sides, the briquetting is installed to the pressure axle bottom, the briquetting below be provided with install in the pressure sensor of ball mounting panel down, briquetting one side is provided with the stopper, the briquetting is located the stopper with between the pressure sensor.
After the device is adopted, the retainer is fixed through the retainer supporting die and the retainer pressing die, the ball loading shaft extends into the retainer to enable the ball outlet to correspond to the retainer, the steel balls in the ball storage channel on the ball storage body enter the ball falling channel, the ball loading shaft rotates at least one circle and is matched with the blowing channel to blow the small balls to fall onto the retainer, the ball loading shaft presses the small balls into the retainer through the inclined plane of the lower end face of the convex ring, the assembly of all the steel balls can be completed through one-time operation, the automatic ball loading operation is completed quickly, and the integral assembly efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
fig. 4 is a schematic view of a retainer press and a retainer die structure.
Detailed Description
Referring to fig. 1, 2, 3 and 4, an automatic ball loading device comprises a workbench 1, wherein a retainer supporting die 2 is arranged on the workbench 1, a retainer step is arranged on the upper end face of the retainer supporting die 2, an upper-stage step face 2-1 is used for supporting a steel ball, a lower-stage step face 2-2 is used for supporting a retainer, the bottom of an outer ring of a bearing is directly supported on the table top of the workbench 1, a lower ball mounting plate 3 is arranged above the retainer supporting die 2, the lower ball mounting plate 3 is connected with a lifting driving device, a ball loading shaft 4 penetrating through the lower ball mounting plate 3 is arranged on the lower ball mounting plate 3, the ball loading shaft 4 is connected with a rotary driving device to realize rotation, a ball falling channel 5 is arranged in the ball loading shaft 4, a convex ring 6 is arranged on the outer circumferential surface of the ball loading shaft 4, and the convex ring is of an integrated structure; the retainer press die 7 matched with the retainer support die 2 is movably sleeved on the ball loading shaft 4 at the convex ring 6, and the bottoms of the retainer press dies 7 are provided with step surfaces 7-1 and 7-2 respectively corresponding to the retainer and playing a role in yielding, so that the retainer is fixed and a yielding space is reserved respectively, and the steel balls are not influenced by the retainer press die 7; the ball holding die is characterized in that the ball holding die is positioned below the convex ring 6, a ball outlet 8 of a ball falling channel 5 is formed in the side face of the ball holding shaft 4, a cavity matched with the ball holding shaft 4 is formed in the retainer holding die 3, a supporting table 9 is arranged above the ball holding shaft 4, a ball falling port 10 corresponding to a ball inlet of the ball falling channel 5 is formed in the supporting table 9, a movable ball storage 11 is arranged on the ball falling port 10, the ball storage 11 is connected with a ball discharging driving device, a ball storage channel 12 and a blowing channel 13 are arranged in the ball storage 11, and compressed gas is introduced into the blowing channel 13.
The support table 9 is provided with a guide slide rail 14, the ball outlet driving device is a transverse air cylinder 15 connected with the ball storage body 11, and the ball storage body 11 is driven to move through the transverse air cylinder 15, so that the ball storage channel 12 and the air blowing channel 13 are respectively aligned with the ball falling port. The ball storage channel 12 and the air blowing channel 13 are arranged in parallel, and the sizes of the ball storage channel 12 and the air blowing channel 13 are smaller than the size of the ball falling opening 10, so that the steel balls 16 can fall conveniently.
The rotary driving device comprises a synchronous pulley 17 sleeved on the ball loading shaft 4 and a first motor 18 arranged on the supporting table 9, a driving pulley 19 matched with the synchronous pulley 17 is arranged on an output shaft of the first motor 18, and the synchronous pulley 17 is connected with the driving pulley 19 through a synchronous belt 20; the synchronous belt wheel 17 is arranged at the upper end of the ball loading shaft 4, and the inlet at the top of the ball falling channel 5 is of a horn mouth structure with a large upper part and a small lower part, so that the ball feeding is facilitated; the bearing pedestal 20 is arranged on the supporting table 9, a bearing matched with the ball loading shaft 4 is arranged in the bearing pedestal 20, and the first motor 18 can realize the rotation of the ball loading shaft 4.
One end of two guide shafts 21 is fixedly connected to the bottom of the lower ball mounting plate 3, the other end of each guide shaft 21 penetrates through the corresponding retainer press die 7, and springs 22 are sleeved on parts of the guide shafts 21 located between the lower ball mounting plate 3 and the retainer press die 7.
The retainer support die 2 is movably arranged on the lower ball mounting plate 3, and a matched retainer support cylinder 23 is arranged below the retainer support die 2, so that the retainer can be lifted up after demolding, and a supporting effect is achieved.
The lower ball mounting plate 3 is slidably mounted on the side support frame 24, the lifting driving device comprises a second motor 25 vertically mounted on the top of the side support frame, the second motor 25 is connected with a ball screw 26, a screw nut is mounted on the ball screw 26, screw fixing plates 27 are mounted on the screw nut, pressure shafts 28 are mounted on two sides of the screw fixing plates 27 respectively, a pressing block 29 is mounted at the bottom of the pressure shafts 28, a pressure sensor 30 mounted on the lower ball mounting plate is arranged below the pressing block 29, an inverted L-shaped limiting block 31 is arranged on one side of the pressing block 29, and the pressing block 30 is located between the limiting block 31 and the pressure sensor 30. The pressure sensor 30 may detect the pressure at the time of the ball pressing operation.
The working principle of the invention is as follows: the piston rod of the retainer holding cylinder 23 is retracted to enable the upper end surface of the retainer holding die 2 to be lower than the surface of the workbench 1, then the bearing is conveyed from the last station, the retainer holding die 2 is lifted to hold the retainer, a steel ball is placed in the ball storage channel 12 of the ball storage 11 in advance, when ball loading operation is needed, the transverse cylinder 15 drives the ball storage 11 to move, the bottom of the ball storage channel 12 is aligned with the ball falling port 10 on the supporting table 9, the steel ball enters the ball falling channel 5 of the ball loading shaft 4, then the transverse cylinder 15 drives the ball storage 11 to move, the bottom of the air blowing channel 13 is aligned with the ball falling port 10 on the supporting table 9 to prepare for air blowing operation, the second motor 25 works to drive the ball screw 26 to rotate, the nut fixing plate 27 is lowered, the pressing block 29 is lowered and the lower ball mounting plate 3 is pressed down to move to the retainer pressing die 7 against the retainer, at this time, the lower ball mounting plate 3 continues to press down the ball mounting shaft 4, the retainer press-die 7 does not continue to press down under the action of the spring 22, when the ball outlet 8 on the ball mounting shaft 4 is consistent with the ball mounting hole of the retainer, the ball mounting shaft 4 rotates while blowing air to enable a plurality of steel balls to enter each ball mounting hole on the retainer, the ball mounting shaft rotates for 1.5 circles generally to ensure that the balls enter at each position, the lower ball mounting plate 3 continues to press down, the steel balls are pressed into the retainer through the convex ring 6 on the ball mounting shaft 4 (the blowing is kept all the time in the process), after ball pressing is completed, the nut fixing plate 27 rises, the lower ball mounting plate 3 is lifted up by the cooperation of the pressing block 29 and the limiting block 31, the ball mounting shaft 4 is separated from the bearing, the piston rod of the retainer lifting cylinder 23 is retracted to enable the retainer support die 2 to be separated from the bearing, the bearing completed by the ball loading operation can be continuously conveyed backwards. All the pressing processes are monitored by pressure sensors in the whole process, and if the pressure is abnormal, the machine stops alarming to ensure safety.
Claims (6)
1. The automatic ball loading device comprises a workbench and is characterized in that a retainer supporting die is arranged on the workbench, a retainer step is arranged on the upper end face of the retainer supporting die, a lower ball mounting plate is arranged above the retainer supporting die and is connected with a lifting driving device, a through ball loading shaft is arranged on the lower ball mounting plate and is connected with a rotary driving device to realize rotation, a ball falling channel is arranged in the ball loading shaft, a convex ring is arranged on the peripheral surface of the ball loading shaft, and the lower end face of the convex ring is an inclined plane; the retainer pressing die matched with the retainer supporting die is movably sleeved on the ball loading shaft at the convex ring; the ball bearing device comprises a convex ring, a ball bearing shaft, a ball bearing, a ball storage channel and a blowing channel, wherein the ball bearing shaft is arranged below the convex ring; the support table is provided with a guide sliding rail, and the ball outlet driving device is a transverse cylinder connected with the ball storage body; the ball storage channel and the air blowing channel are arranged in parallel, and the sizes of the ball storage channel and the air blowing channel are smaller than the size of the ball falling opening; the rotary driving device comprises a synchronous belt wheel sleeved on the ball loading shaft and a first motor arranged on the supporting table, a driving belt wheel matched with the synchronous belt wheel is arranged on an output shaft of the first motor, and the synchronous belt wheel is connected with the driving belt wheel through a synchronous belt.
2. The automatic ball loading device according to claim 1, wherein the synchronous pulley is arranged at the upper end of the ball loading shaft, and the top inlet of the ball falling channel is of a horn-shaped structure with a large upper part and a small lower part.
3. The automatic ball loading device according to claim 1, wherein a bearing seat is installed on the supporting table, and a bearing matched with the ball loading shaft is installed in the bearing seat.
4. The automatic ball loading device according to claim 1, wherein the bottom of the lower ball mounting plate is fixedly connected with one end of a guide shaft, the other end of the guide shaft penetrates through the retainer press mold, and a spring is sleeved on the guide shaft portion between the lower ball mounting plate and the retainer press mold.
5. The automatic ball loading device according to claim 1, wherein the retainer holding die is movably mounted on the lower ball mounting plate, and a matched retainer holding cylinder is arranged below the retainer holding die.
6. The automatic ball loading device according to claim 1, wherein the ball loading mounting plate is slidably mounted on the side support frame, the lifting driving device comprises a second motor vertically mounted on the top of the side support frame, the second motor is connected with a ball screw, a screw nut is mounted on the ball screw, a screw fixing plate is mounted on the screw nut, pressure shafts are mounted on two sides of the screw fixing plate respectively, a pressing block is mounted at the bottom of the pressure shaft, a pressure sensor mounted on the ball loading plate is arranged below the pressing block, a limiting block is arranged on one side of the pressing block, and the pressing block is located between the limiting block and the pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910579504.6A CN110285150B (en) | 2019-06-28 | 2019-06-28 | Automatic ball loading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910579504.6A CN110285150B (en) | 2019-06-28 | 2019-06-28 | Automatic ball loading device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110285150A CN110285150A (en) | 2019-09-27 |
| CN110285150B true CN110285150B (en) | 2024-01-26 |
Family
ID=68019827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910579504.6A Active CN110285150B (en) | 2019-06-28 | 2019-06-28 | Automatic ball loading device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110285150B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115789111A (en) * | 2022-12-07 | 2023-03-14 | 中国科学院沈阳自动化研究所 | Angular contact ball bearing is smeared ball and is added football shirt and put |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101487498A (en) * | 2009-02-25 | 2009-07-22 | 王建 | Bearing rotating ball-separating apparatus |
| CN201329489Y (en) * | 2008-12-24 | 2009-10-21 | 湖北唯思凌科装备制造有限公司 | Automatic assembly loop steel ball device |
| CN201330803Y (en) * | 2008-12-30 | 2009-10-21 | 炫荣工业自动化设备（上海）有限公司 | Ball mounting system feeding balls to bearing from bottom to top |
| JP2010153644A (en) * | 2008-12-25 | 2010-07-08 | Hiihaisuto Seiko Kk | Elevating table |
| CN203548604U (en) * | 2013-09-04 | 2014-04-16 | 翔宇实业(太仓)有限公司 | Assembly machine for bike head bearing retainer |
| CN106704392A (en) * | 2017-03-02 | 2017-05-24 | 汪永合 | Steel ball assembling mechanism of full-automatic linear bearing assembling machine |
| CN210769881U (en) * | 2019-06-28 | 2020-06-16 | 无锡双益精密机械有限公司 | Automatic ball loading device |
-
2019
- 2019-06-28 CN CN201910579504.6A patent/CN110285150B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201329489Y (en) * | 2008-12-24 | 2009-10-21 | 湖北唯思凌科装备制造有限公司 | Automatic assembly loop steel ball device |
| JP2010153644A (en) * | 2008-12-25 | 2010-07-08 | Hiihaisuto Seiko Kk | Elevating table |
| CN201330803Y (en) * | 2008-12-30 | 2009-10-21 | 炫荣工业自动化设备（上海）有限公司 | Ball mounting system feeding balls to bearing from bottom to top |
| CN101487498A (en) * | 2009-02-25 | 2009-07-22 | 王建 | Bearing rotating ball-separating apparatus |
| CN203548604U (en) * | 2013-09-04 | 2014-04-16 | 翔宇实业(太仓)有限公司 | Assembly machine for bike head bearing retainer |
| CN106704392A (en) * | 2017-03-02 | 2017-05-24 | 汪永合 | Steel ball assembling mechanism of full-automatic linear bearing assembling machine |
| CN210769881U (en) * | 2019-06-28 | 2020-06-16 | 无锡双益精密机械有限公司 | Automatic ball loading device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110285150A (en) | 2019-09-27 |
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