CN110821967B - Ball equalizing device of miniature bearing - Google Patents
Ball equalizing device of miniature bearing Download PDFInfo
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- CN110821967B CN110821967B CN201911115741.3A CN201911115741A CN110821967B CN 110821967 B CN110821967 B CN 110821967B CN 201911115741 A CN201911115741 A CN 201911115741A CN 110821967 B CN110821967 B CN 110821967B
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- steel ball
- plate
- workbench
- box
- top end
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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
- F16C43/00—Assembling bearings
- F16C43/04—Assembling rolling-contact bearings
- F16C43/06—Placing rolling bodies in cages or bearings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses a ball equalizing device of a miniature bearing, which relates to the technical field of bearing assembly and comprises a base, wherein the top end of the base is provided with a workbench, the top end of the workbench is provided with a push-pull plate, a supporting plate is arranged above the workbench, one end of the workbench is connected with a fixed rod, one side of the workbench is connected with a retaining frame box, the top end of the push-pull plate is provided with a first electromagnetic ring, the inner side of the first electromagnetic ring is provided with an electromagnetic hole, and the top end of the fixed rod is provided with a fixed plate. According to the invention, the first electromagnetic ring, the electromagnetic hole and the auxiliary plate are controlled to be electrified to generate magnetic force, so that the first electromagnetic ring at the bottom end of the auxiliary plate is adsorbed to the outer ring of the bearing, the electromagnetic hole is adsorbed to the steel balls, and the steel balls are uniformly dispersed after being adsorbed to the equivalent electromagnetic hole, thereby effectively solving the problem that the labor time is increased by the technology of dispersing the steel balls at equal intervals.
Description
Technical Field
The invention relates to the technical field of bearing assembly, in particular to a ball equalizing device of a miniature bearing.
Background
The miniature bearing is a metric series, and the outer diameter is less than 9 mm; british system, various bearings with the outer diameter less than 9.525mm, mainly made of carbon steel, bearing steel, stainless steel, plastics, ceramics and the like, wherein the minimum inner diameter can be 0.6mm, and the inner diameter is more than 1mm, the assembly steps of the bearings generally comprise the steps of placing the inner ring at the inner side of the outer ring, reserving a space, placing steel balls between the outer ring and the inner ring, uniformly dispersing the steel balls, and finally fixing the steel balls by a retainer.
When the existing bearings are installed, steel balls need to be uniformly placed between an inner ring and an outer ring at equal intervals manually, the adjusting distance needs to be carefully and finely adjusted and acts slowly, so that the assembling time of the bearings is prolonged, each bearing is provided with a fixed number of steel balls, the manual work needs to equally separate the steel balls with small volumes for many times, so that the labor capacity of workers is increased, the retainer is placed in a box, when the number of the retainer is reduced, the workers need to stretch arms into the box to take the retainer, and the trouble is brought to the installation of the retainer.
Disclosure of Invention
The invention aims to: in order to solve the problems that the labor time is increased by the existing technology of equidistantly dispersing steel balls, the labor amount is increased by equally separating the steel balls, and the inconvenience is brought to assembly by extending arms into a box when the number of holders in the box is small, the ball homogenizing device of the miniature bearing is provided.
In order to achieve the purpose, the invention provides the following technical scheme: a ball equalizing device of a miniature bearing comprises a base, wherein a workbench is arranged at the top end of the base, a push-pull plate is arranged at the top end of the workbench, a supporting plate is arranged above the workbench, a fixed rod is connected at one end of the workbench, a holder box is connected at one side of the workbench, a first electromagnetic ring is installed at the top end of the push-pull plate, an electromagnetic hole is formed in the inner side of the first electromagnetic ring, a fixed plate is arranged at the top end of the fixed rod, an electric push rod is installed at one end, located at the bottom end of the fixed rod, of the fixed plate, an output end of the electric push rod is connected with an auxiliary plate, a supporting column is arranged at the top end of the supporting plate, a steel ball box is arranged at one side, located at the supporting column, of the top end of the supporting column is provided with a rubber fixing frame, a steel ball cylinder is sleeved at the inner side of the rubber fixing frame, and the bottom end of the steel ball cylinder is connected with a steel ball pipe, the second electromagnetic ring is installed to the outer wall of steel ball pipe, the inside one end of steel ball box is provided with the baffle, and the inside bottom of steel ball box installs gravity sensor, the bottom of steel ball box is connected with the slide, the inside of retainer box is provided with the spring, the top of spring is provided with places the board, the top of placing the board is provided with the holder.
Preferably, a fixing ring is arranged on the outer side of the first electromagnetic ring and positioned at the top end of the push-pull plate, and the holder box is welded on one side of the workbench.
Preferably, both sides of the push-pull plate are provided with sliding blocks, a sliding groove is formed in the workbench, and the push-pull plate is connected with the workbench in a sliding mode through the sliding groove and the sliding blocks.
Preferably, the bottom end of the auxiliary plate and the top end of the push-pull plate are both provided with a first electromagnetic ring and an electromagnetic hole, and the auxiliary plate is welded at the output end of the electric push rod.
Preferably, the spring is welded to a bottom end of the inside of the holder box, and the placing plate and the holder box are welded by the spring.
Preferably, the inner diameter of the steel ball pipe is equal to the diameter of the bearing steel ball, the support column is welded at the top end of the support plate, and the support plate is connected with the workbench through a connecting block.
Preferably, the outer wall of the steel ball box is provided with a hole groove penetrating through the inner part of the steel ball box, and the baffle is in sliding connection with the hole groove.
Preferably, the slide is the degree with the contained angle of horizontal direction, and the slide welding is in the bottom of steel pearl box, the slide is fixed with the bottom in hole groove.
Preferably, the gravity sensor is electrically connected with the second electromagnetic ring through a PLC (programmable logic controller), the gravity sensor is connected with the steel ball box through glue in a sticky manner, and an included angle between the gravity sensor and the horizontal direction is twenty-five degrees.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the first electromagnetic ring, the electromagnetic hole and the auxiliary plate are controlled to be electrified to generate magnetic force, so that the first electromagnetic ring at the bottom end of the auxiliary plate is adsorbed to the outer ring of the bearing, the electromagnetic hole is adsorbed to the steel balls, and the steel balls are uniformly dispersed after being adsorbed to the equivalent electromagnetic hole, thereby effectively solving the problem that the labor time is increased by the technology of dispersing the steel balls at equal intervals.
2. According to the invention, the second electromagnetic ring is controlled to be disconnected with a power supply through the second electromagnetic ring, the steel balls in the steel ball cylinder fall down one by one through the steel ball pipes at the bottom end of the steel ball cylinder and fall into the steel ball box below, the gravity sensor in the steel ball box detects the weight of the steel balls, when the weight of the steel balls reaches a preset value, the gravity sensor converts detected gravity signals into electric signals and transmits the electric signals to the PLC, the PLC controls the second electromagnetic ring to be electrified, so that the steel balls in the steel ball pipe are contacted with the second electromagnetic ring and adsorbed, and then the falling is stopped, and then equivalent steel balls fall into the steel ball box, so that the problem that the labor capacity is increased by equivalent separation of the steel balls is effectively solved.
3. According to the invention, through the arrangement of the holder box and the springs, when the number of the holders is not large, the height of the springs in the holder box is changed along with the weight of the holders, so that the holders are always kept above the holder box and are convenient to take, and the problem of inconvenience in assembly caused by the fact that arms need to be inserted into the box when the number of the holders in the box is small is effectively solved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a first solenoid of the present invention;
FIG. 3 is a schematic view of a spring according to the present invention;
FIG. 4 is an enlarged schematic view of A of the present invention;
FIG. 5 is a cross-sectional view of the steel ball box of the present invention.
In the figure: 1. a base; 2. a work table; 3. a push-pull plate; 4. a slider; 5. a stationary ring; 6. a first electromagnetic coil; 7. an electromagnetic aperture; 8. fixing the rod; 9. a fixing plate; 10. an electric push rod; 11. an auxiliary plate; 12. A support plate; 13. a support pillar; 14. a rubber fixing frame; 15. a steel ball cylinder; 16. a holder box; 17. A spring; 18. placing the plate; 19. a holder; 20. a steel bead pipe; 21. a second electromagnetic coil; 22. a steel bead box; 23. a baffle plate; 24. a slide; 25. a gravity sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a ball-balancing device for a micro bearing comprises a base 1, a worktable 2 is disposed on the top of the base 1, a push-pull plate 3 is disposed on the top of the worktable 2, a supporting plate 12 is disposed above the worktable 2, a fixing rod 8 is connected to one end of the worktable 2, a holder box 16 is connected to one side of the worktable 2, a first electromagnetic ring 6 is disposed on the top of the push-pull plate 3, an electromagnetic hole 7 is disposed on the inner side of the first electromagnetic ring 6, a fixing plate 9 is disposed on the top of the fixing rod 8, an electric push rod 10 is mounted at the bottom end of the fixing plate 9 at the end of the fixing rod 8, an auxiliary plate 11 is connected to the output end of the electric push rod 10, a supporting column 13 is disposed on the top of the supporting plate 12, a steel ball box 22 is disposed at the side of the supporting column 13 at the top of the supporting column 12, a rubber fixing frame 14 is disposed at the top of the supporting column 13, a steel ball cylinder 15 is sleeved on the inner side of the rubber fixing frame 14, the bottom of a steel ball section of thick bamboo 15 is connected with steel ball pipe 20, and the outer wall of steel ball pipe 20 has cup jointed second electromagnetic ring 21, and the one end of the inside of steel ball box 22 is provided with baffle 23, and gravity sensor 25 is installed to the inside bottom of steel ball box 22, and the bottom of steel ball box 22 is connected with slide 24, and the inside of retainer box 16 is provided with spring 17, and the top of spring 17 is provided with places board 18, and the top of placing board 18 is provided with holder 19.
Please refer to fig. 1, the outer side of the first electromagnetic ring 6 is located at the top end of the push-pull plate 3, the fixing ring 5 is arranged at the inner side of the fixing ring 5, the outer ring of the bearing is arranged at the inner side of the fixing ring 5, the position of the outer ring can be limited, the retainer box 16 is welded at one side of the workbench 2, the retainer 19 is convenient to take when the manual assembly is convenient, the sliding blocks 4 are arranged at the two sides of the push-pull plate 3, the sliding grooves are arranged inside the workbench 2, the sliding blocks 4 drive the push-pull plate 3 to slide in the sliding grooves of the workbench 2, the replacement is convenient, and the push-pull plate 3 is connected with the sliding grooves in a sliding manner.
Please refer to fig. 2, the bottom end of the auxiliary plate 11 and the top end of the push-pull plate 3 are both provided with the first electromagnetic coil 6 and the electromagnetic hole 7, so that the auxiliary plate 11 and the push-pull plate 3 can fix the bearing conveniently, the auxiliary plate 11 is welded at the output end of the electric push rod 10, and the electric push rod 10 can drive the auxiliary plate 11 to move conveniently to suck the bearing.
Referring to fig. 3, a spring 17 is welded to the bottom end of the inside of the holder case 16, and the placing plate 18 is connected to the holder case 16 by the spring 17, a large number of holders 19 are placed on the placing plate 18, and the weight of the holders 19 contracts the spring 17, so that the placing plate 18 moves down.
Please refer to fig. 4, the inner diameter of the steel ball tube 20 is equal to the diameter of the bearing steel ball, so that the steel ball tube 20 can only pass one steel ball, so as to control the number of the steel balls, the supporting column 13 is welded on the top end of the supporting plate 12, so that the supporting column 13 can support the rubber fixing frame 14, the supporting plate 12 is fixed with the workbench 2 through the connecting block, so that the supporting plate 12 is fixed above the workbench 2, the outer wall of the steel ball box 22 is provided with a hole slot penetrating through the inner part, the baffle plate 23 is connected with the hole slot in a sliding manner, the steel ball in the steel ball box 22 can slide out into the slide 24 by pulling the baffle plate 23, the included angle between the slide 24 and the horizontal direction is 30 degrees, and the slide 24 is welded on the bottom end of the steel ball box 22, so that the steel ball can roll on the inclined slide 24 when coming out from the steel ball box 22, the slide 24 can be fixed with the bottom end of the hole slot, so that when coming out from the hole slot on the steel ball box 22, directly onto the slide 24.
Please refer to fig. 5, the gravity sensor 25 is electrically connected to the second electromagnetic ring 21 through the PLC controller, the gravity sensor 25 detects the weight of the steel ball, when the weight of the steel ball reaches a predetermined value, the gravity sensor 25 converts the detected gravity signal into an electrical signal and transmits the electrical signal to the PLC controller, the PLC controls the second electromagnetic ring 21 to be powered on, so that the steel ball in the steel ball tube 20 contacts with the second electromagnetic ring 21 and is adsorbed, thereby stopping falling, and the gravity sensor 25 is connected to the steel ball box 22 through glue in a sticky manner, so that the gravity sensor 25 is fixed in the steel ball box 22, an included angle between the gravity sensor 25 and the horizontal direction is twenty-five degrees, thereby facilitating the steel tube to slide down when the baffle 23 is opened.
The working principle is as follows: when the invention is used, the device is connected with an external power supply, the external power supply provides electric energy for the device to ensure that the device can normally run, the outer ring of the bearing is placed on the inner side of the fixed ring 5 and positioned at the top end of the first electromagnetic ring 6, then the inner ring is placed on the inner side of the outer ring, a space is reserved, meanwhile, the second electromagnetic ring 21 is controlled to be disconnected with the power supply, steel balls in the steel ball cylinder 15 fall down one by one through the steel ball pipes 20 at the bottom end of the steel ball cylinder and fall into the steel ball box 22 below, the gravity sensor 25 in the steel ball box 22 detects the weight of the steel balls, when the weight of the steel balls reaches a preset value, the gravity sensor 25 converts the detected gravity signal into an electric signal and transmits the electric signal to the PLC, the PLC controls the second electromagnetic ring 21 to be electrified, so that the steel balls in the steel ball pipe 20 are contacted with the second electromagnetic ring 21 and are adsorbed, thereby stopping falling, and equivalent steel balls fall into the steel balls in the steel ball box 22, pulling the baffle plate 23 to make the steel balls on the inclined gravity sensor 25 roll down to one side and fall into the slide 24 through the hole groove, the steel balls slide on the inclined slide 24 and finally fall between the outer ring and the inner ring, controlling the operation of the electric push rod 10 to make the electric push rod 10 drive the auxiliary plate 11 to move, when the auxiliary plate 11 moves to the top end of the bearing, controlling the first electromagnetic ring 6 and the electromagnetic hole 7 to be electrified to generate magnetic force, making the first electromagnetic ring 6 at the bottom end of the auxiliary plate 11 and the outer ring of the bearing adsorb, making the electromagnetic hole 7 and the steel balls adsorb, making the steel balls and the electromagnetic hole 7 with the same amount adsorb, and then uniformly dispersing to complete the ball equalizing work, then controlling the operation of the electric push rod 10 to make the electric push rod 10 drive the auxiliary plate 11 to move upwards, taking the retainer 19 to be placed in the fixed ring 5 and fixed, the electric push rod 10 driving the auxiliary plate 11 to move downwards, and the auxiliary plate 11 making the outer ring at the bottom end, the auxiliary plate 11, The inner ring is contacted with the steel balls and the retainer 19 and is clamped, the first electromagnetic ring 6 on the auxiliary plate 11 and the electromagnetic hole 7 are controlled to be powered off, the auxiliary plate 11 moves upwards, then one retainer 19 is taken and placed at the top end of the bearing and is contacted and fixed with the retainer at the bottom end of the bearing, the bearing is assembled, when the number of the retainers 19 is small, the height of the spring in the retainer box 16 changes along with the weight of the retainer 19, and the retainer 19 is always kept above the retainer box 16, so that the bearing is convenient to take.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a ball device is all put to miniature bearing, includes base (1), its characterized in that: the top end of the base (1) is provided with a workbench (2), the top end of the workbench (2) is provided with a push-pull plate (3), a support plate (12) is arranged above the workbench (2), one end of the workbench (2) is connected with a fixed rod (8), one side of the workbench (2) is connected with a retainer box (16), the top end of the push-pull plate (3) is provided with a first electromagnetic ring (6), the inner side of the first electromagnetic ring (6) is provided with an electromagnetic hole (7), the top end of the fixed rod (8) is provided with a fixed plate (9), the bottom end of the fixed plate (9) positioned at one end of the fixed rod (8) is provided with an electric push rod (10), the output end of the electric push rod (10) is connected with an auxiliary plate (11), the top end of the support plate (12) is provided with a support column (13), and one side of the top end of the support plate (12) positioned at the support column (13) is provided with a steel bead box (22), the top end of the supporting column (13) is provided with a rubber fixing frame (14), the inner side of the rubber fixing frame (14) is sleeved with a steel ball cylinder (15), the bottom end of the steel ball cylinder (15) is connected with a steel ball pipe (20), the outer wall of the steel ball pipe (20) is provided with a second electromagnetic ring (21), one end of the inner part of the steel ball box (22) is provided with a baffle (23), the bottom end of the inner part of the steel ball box (22) is provided with a gravity sensor (25), the bottom end of the steel ball box (22) is connected with a slide (24), the inner part of the retaining frame box (16) is provided with a spring (17), the top end of the spring (17) is provided with a placing plate (18), the top end of the placing plate (18) is provided with a retaining frame (19), the bottom end of the auxiliary plate (11) and the top end of the push-pull plate (3) are both provided with a first electromagnetic ring (6) and an electromagnetic hole (7), the auxiliary plate (11) is welded at the output end of the electric push rod (10), a hole groove penetrating through the outer wall of the steel ball box (22) is formed in the outer wall of the steel ball box, the baffle plate (23) is in sliding connection with the hole groove, an included angle between the slide (24) and the horizontal direction is 30 degrees, the slide (24) is welded at the bottom end of the steel ball box (22), the slide (24) is fixed to the bottom end of the hole groove, the gravity sensor (25) is electrically connected with the second electromagnetic ring (21) through the PLC, the gravity sensor (25) is connected with the steel ball box (22) through glue, and an included angle between the gravity sensor (25) and the horizontal direction is twenty-five degrees.
2. The ball equalizing device for the micro bearing as claimed in claim 1, wherein: the outer side of the first electromagnetic ring (6) is provided with a fixing ring (5) at the top end of the push-pull plate (3), and the holder box (16) is welded on one side of the workbench (2).
3. The ball equalizing device for the micro bearing as claimed in claim 1, wherein: the two sides of the push-pull plate (3) are provided with sliding blocks (4), a sliding groove is formed in the workbench (2), and the push-pull plate (3) is connected with the workbench (2) in a sliding mode through the sliding groove and the sliding blocks.
4. The ball equalizing device for the micro bearing as claimed in claim 1, wherein: the spring (17) is welded at the bottom end of the interior of the holder box (16), and the placing plate (18) is welded with the holder box (16) through the spring (17).
5. The ball equalizing device for the micro bearing as claimed in claim 1, wherein: the inner diameter of the steel ball pipe (20) is equal to the diameter of a bearing steel ball, the support column (13) is welded at the top end of the support plate (12), and the support plate (12) is connected with the workbench (2) through a connecting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911115741.3A CN110821967B (en) | 2019-11-15 | 2019-11-15 | Ball equalizing device of miniature bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911115741.3A CN110821967B (en) | 2019-11-15 | 2019-11-15 | Ball equalizing device of miniature bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110821967A CN110821967A (en) | 2020-02-21 |
| CN110821967B true CN110821967B (en) | 2021-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911115741.3A Active CN110821967B (en) | 2019-11-15 | 2019-11-15 | Ball equalizing device of miniature bearing |
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| CN (1) | CN110821967B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113187823A (en) * | 2021-04-20 | 2021-07-30 | 宁波顺超轴承有限公司 | Assembling equipment for ball bearing |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3304602B2 (en) * | 1994-04-25 | 2002-07-22 | 日本精工株式会社 | A method of arranging balls constituting a ball bearing at equal intervals |
| JP4203475B2 (en) * | 2005-01-20 | 2009-01-07 | 有限会社ナカミチ | Ball array device for bearing |
| CN204493472U (en) * | 2015-02-02 | 2015-07-22 | 东阿县华涛钢球有限公司 | A kind of roller mounting mechanism of tapered roller bearing automatic assembly machine |
| SG11201906137TA (en) * | 2017-01-05 | 2019-08-27 | Nsk Ltd | Rolling body uniform arrangement method for rolling bearing, rolling bearing, machine, and vehicle production method |
| CN107339329A (en) * | 2017-08-11 | 2017-11-10 | 江苏大学 | A kind of device and application method for unilateral bearing bulb separation and assembling retainer |
| CN108105267A (en) * | 2017-12-12 | 2018-06-01 | 珠海格力智能装备有限公司 | Ball assembly fixture and bearing assembling equipment with same |
| CN108006088B (en) * | 2017-12-29 | 2024-04-05 | 宁波中亿自动化装备有限公司 | Blanking device and tapered roller bearing assembly equipment |
| CN209586972U (en) * | 2018-12-27 | 2019-11-05 | 宁波中亿自动化装备有限公司 | The ball-loading device of bearing assembly machine |
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