CN108775332B - Assembling method of one-way motor dustproof bearing assembly - Google Patents
Assembling method of one-way motor dustproof bearing assembly Download PDFInfo
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- CN108775332B CN108775332B CN201810603951.6A CN201810603951A CN108775332B CN 108775332 B CN108775332 B CN 108775332B CN 201810603951 A CN201810603951 A CN 201810603951A CN 108775332 B CN108775332 B CN 108775332B
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- ring
- fixed
- connecting rod
- movable
- dustproof
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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
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/12—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load
- F16C17/24—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load with devices affected by abnormal or undesired positions, e.g. for preventing overheating, for safety
- F16C17/246—Sliding-contact bearings for exclusively rotary movement characterised by features not related to the direction of the load with devices affected by abnormal or undesired positions, e.g. for preventing overheating, for safety related to wear, e.g. sensors for measuring wear
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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
- F16C25/00—Bearings for exclusively rotary movement adjustable for wear or play
- F16C25/02—Sliding-contact bearings
- F16C25/04—Sliding-contact bearings self-adjusting
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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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/74—Sealings of sliding-contact bearings
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/14—Casings; Enclosures; Supports
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
Abstract
The invention belongs to the technical field of motors, and particularly relates to an assembly method of a one-way motor dustproof bearing assembly, which comprises the following steps: carrying out heat treatment on the hollow pipe body of the dustproof assembly to enable the hollow pipe body to reach the strength standard; installing the dustproof unidirectional bearing in the hollow pipe body; the rotor shaft penetrates through the shaft hole of the dustproof one-way bearing and is arranged in the hollow pipe body; installing a dust cover; performing related tests on the dustproof assembly, enabling qualified products to enter the next production link, and reprocessing defective products; the method is suitable for producing high-standard motors, and the method can realize the due value in the modern day of scientific technology.
Description
Technical Field
The invention belongs to the technical field of motors, and particularly relates to an assembling method of a one-way motor dustproof bearing assembly.
Background
The motor is commonly seen in our life, and along with the development of society, the use of motor will be more and more frequent, and the kind of motor is also more and more. However, the motor is convenient for our life and has many problems, so far, how to improve the motor dustproof effect does not obtain a good answer, the core of the motor dustproof is just the manufacture of the motor dustproof bearing assembly, the manufacture of the traditional motor dustproof bearing assembly only adopts a dustproof cover to reduce the entering of dust in the dustproof assembly, so that the bearing in the dustproof assembly is prevented from being influenced by the dust, the service life of the bearing is shortened, the service life of the motor is shortened, the technology cannot meet the higher and higher use standards, and how to more perfectly solve the problem that the motor dustproof is necessary to face becomes a problem.
Disclosure of Invention
In order to make up the defects of the prior art, the assembling method of the one-way motor dustproof bearing assembly provided by the invention adopts the dustproof one-way bearing, and the bearing can be used for realizing double protection of the one-way motor dustproof bearing assembly, so that the service life of the bearing is greatly prolonged, and the service life of a motor is prolonged; according to the dustproof one-way bearing, the dustproof ring can be used for a long time by arranging the adjusting module on the dustproof ring to adjust the dustproof ring, so that the service life of the dustproof ring is greatly prolonged, and the service life of the bearing is prolonged; meanwhile, the bearing effectively solves the problem that abraded dust ring debris enters the interior of the bearing to influence a damping ring by arranging the cleaning module; the bearing is provided with the rectangular protrusions on the upper surface of the fixed ring, the rectangular grooves on the lower surface of the damping ring, and the rectangular protrusions are matched with the rectangular grooves, so that the damping ring and the fixed ring are firmly combined together, and relative sliding cannot occur.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention discloses an assembling method of a one-way motor dustproof bearing assembly, which comprises the following steps:
the method comprises the following steps: carrying out heat treatment on the hollow pipe body of the dustproof assembly to enable the hollow pipe body to reach the strength standard;
step two: after the heat treatment in the first step, the dustproof unidirectional bearing is arranged in the hollow pipe body;
step three: after the bearing is installed in the second step, the rotor shaft penetrates through the shaft hole of the dustproof one-way bearing and is installed inside the hollow pipe body;
step four: after the rotor shaft is installed in the third step, the dustproof cover is installed;
step five: after the dustproof cover is installed in the fourth step, the dustproof assembly is subjected to relevant tests, qualified products are packaged and put in storage, and defective products are reprocessed;
the dustproof unidirectional bearing in the second step comprises a shell, a fixed ring, a movable ring, a damping ring, a dustproof ring, an adjusting module and a cleaning module; the shell is of an annular structure, and a first circular groove is formed in the upper portion of the inner wall of the shell; the fixed ring is positioned in the shell and is arranged at the bottom of the shell; the movable ring is positioned in the shell, the movable ring is positioned above the fixed ring, a second circular groove is formed above the outer ring of the movable ring, and the movable ring can rotate around the axis of the movable ring; the damping ring is positioned in the shell, is positioned between the movable ring and the fixed ring and is used for realizing the forward rotation of the movable ring and preventing the reverse rotation of the movable ring; the dustproof ring is positioned in the shell, the dustproof ring is of an annular structure, an inner ring of the dustproof ring is fixedly connected with the circular groove II, an outer ring of the dustproof ring is arranged in the circular groove I, the outer ring of the dustproof ring can rotate in the circular groove I along with the movable ring, and the dustproof ring is used for preventing dust from entering the interior of the bearing; the adjusting module is positioned in the shell and is of an annular structure, the inner ring of the adjusting module is fixed in the second circular groove, the outer ring of the adjusting module is horizontally fixed at the bottom of the dust ring, and the adjusting module is used for adjusting the size of the dust ring; the cleaning module is positioned in the shell, is positioned among the movable ring, the shell and the dustproof ring, and is used for cleaning abraded fragments of the dustproof ring; the adjusting module consists of a plurality of adjusting pieces and connecting pieces, and the number of the adjusting pieces is the same as that of the connecting pieces; one end of the adjusting piece is fixed in the second circular groove, the other end of the adjusting piece is horizontally fixed at the bottom of the dust ring, and the adjusting piece is used for adjusting the size of the dust ring; the connecting piece is located between each adjusting part and is used for enabling the dust ring to be uniformly expanded. When the dustproof ring works, the dustproof ring rotates along with the bearing, and the outer ring of the dustproof ring is reduced due to friction between the dustproof ring and the shell in the rotating process; the work of the adjusting piece makes the outer ring of the dust ring expand, the work of the connecting piece ensures that the dust ring is uniformly expanded, and finally the dust ring expands to the size same as that of the initial dust ring, so that the dust ring can be continuously used.
The adjusting part comprises a fixed block, a sliding block, a first connecting rod, a second connecting rod and a third connecting rod; the number of the fixed blocks is the same as that of the adjusting pieces, and the fixed blocks are horizontally fixed at the bottom of the dustproof ring; the number of the sliding blocks is the same as that of the fixed blocks, the sliding blocks are located between the fixed blocks and the circular grooves II, through holes are formed in the sliding blocks, and the sliding blocks are connected with the circular grooves II through springs; the number of the first connecting rods is the same as that of the fixed blocks, one end of each connecting rod is horizontally fixed in the middle of the fixed block, the other end of each connecting rod penetrates through a through hole in the sliding block and is installed on the sliding block, and the first connecting rods can slide in the sliding block; one end of the second connecting rod is horizontally hinged to the left end of the fixed block, and the other end of the second connecting rod is horizontally hinged to the left end of the sliding block; one end of the third connecting rod is horizontally hinged to the right end of the fixed block, the other end of the third connecting rod is horizontally hinged to the left end of the sliding block, the number of the second connecting rod and the third connecting rod is the same as that of the first connecting rod, and the second connecting rod and the third connecting rod are symmetrically distributed on two sides of the first connecting rod. When the dustproof ring works, the sliding block moves towards the fixed block along the connecting rod under the action of the spring, the sliding block moves to drive the second connecting rod hinged to the sliding block to move together with the third connecting rod, and the fixed block drives the dustproof ring to expand outwards under the action of the second connecting rod and the third connecting rod.
The connecting piece comprises a first movable block, a second movable block, a first connecting rod and a second connecting rod; the number of the first movable blocks is the same as that of the connecting pieces, and the first movable blocks are provided with through holes; the number of the second movable blocks is the same as that of the first movable blocks, and through holes are formed in the second movable blocks; the number of the first connecting rods is the same as that of the first movable blocks, one end of each connecting rod is fixed on the right adjusting piece, and the other end of each connecting rod penetrates through a through hole in the second movable block and is fixed on the first movable block; the number of the second connecting rods is the same as that of the second movable block, one ends of the second connecting rods are fixed on the left and right side adjusting pieces, and the other ends of the second connecting rods penetrate through holes in the first movable block and are fixed on the second movable block. During operation, the adjusting parts drive the dustproof ring to expand outwards, the distance between adjacent adjusting parts is enlarged, and the first connecting rod and the second connecting rod slide in the through holes of the first movable block and the second movable block, so that the length of the connecting piece is prolonged, and the uniform expansion of the dustproof ring is ensured.
The cleaning module comprises a magnet and a cleaning hole; the magnets are arranged in the shell, the number of the magnets is a plurality, the magnets are arranged on the inner ring of the shell and the outer ring of the movable ring, and the magnets are used for adsorbing abraded dust-proof ring scraps; the cleaning holes are formed in the shell, the number of the cleaning holes is multiple, and the cleaning holes are used for discharging chips in the bearing out of the inner space of the bearing. The during operation, dust ring outer lane and casing friction produce the dust ring piece, and the dust ring becomes electrified body in frictional in-process, and the electrified dust ring piece this moment of magnet absorption avoids the dust ring piece to pile up near the dust ring, and finally, carries out periodic clearance through the dust ring piece of clearance pore pair absorption near magnet.
The lower surface of the damping ring is provided with a rectangular groove; the damping ring is characterized in that the upper surface of the fixed ring is provided with a plurality of rectangular lugs, the number of the rectangular lugs is the same as that of the rectangular grooves of the damping ring, the rectangular lugs on the upper surface of the fixed ring are embedded in the rectangular grooves of the damping ring, and the rectangular lugs ensure that the damping ring cannot be separated from the fixed ring when the bearing rotates. When the damping ring works, the rectangular convex blocks on the upper surface of the fixed ring are tightly attached to the rectangular grooves on the lower surface of the damping ring, so that the fixed ring and the damping ring cannot slide mutually to enable the movable ring to rotate bidirectionally.
The invention has the following beneficial effects:
1. the invention relates to an assembly method of a one-way motor dustproof bearing assembly, which adopts a dustproof one-way bearing, and adds a protection to the one-way motor dustproof bearing assembly on the basis of a dustproof cover, so that the service life of the bearing assembly is greatly prolonged, the service life of the motor is effectively prolonged, and the service life of a series of derivatives of the motor is prolonged.
2. According to the assembling method of the one-way motor dustproof bearing assembly, the dustproof one-way bearing adopted by the method can achieve an effective dustproof effect, the adjusting module of the bearing can prolong the service life of the dustproof ring, the motor dustproof bearing assembly enables the motor to run more smoothly without the influence of dust, the energy conversion rate of converting electric energy into kinetic energy by the motor is effectively improved, and the cost is saved.
3. According to the assembling method of the one-way motor dustproof bearing assembly, the cleaning module arranged on the dustproof one-way bearing is adopted, so that scraps generated by abrasion of the dustproof ring of the bearing and a small amount of dust entering the bearing can be effectively discharged out of shaft dust, the motor dustproof bearing assembly is always in a good working state, the motor runs more efficiently, the production rhythm of related industries is accelerated, the working efficiency is improved, and the practicability is high.
Drawings
FIG. 1 is a flow chart of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a partial schematic view of the adjustment member and attachment member of the present invention;
in the figure: the device comprises a shell 1, a fixed ring 2, a movable ring 3, a damping ring 4, a dust ring 5, an adjusting module 6, a cleaning module 7, an adjusting piece 61, a connecting piece 62, a fixed block 611, a sliding block 612, a first connecting rod 613, a second connecting rod 614, a third connecting rod 615, a first movable block 621, a second movable block 622, a first connecting rod 623, a second connecting rod 624, a magnet 71 and a cleaning hole 72.
Detailed Description
The method of assembling the one-way motor dust seal bearing assembly of the present invention will be described below with reference to fig. 1 to 4.
As shown in fig. 1 to 3, the assembly method of a unidirectional motor dustproof bearing assembly according to the present invention includes the following steps:
the method comprises the following steps: carrying out heat treatment on the hollow pipe body of the dustproof assembly to enable the hollow pipe body to reach the strength standard;
step two: after the heat treatment in the first step, the dustproof unidirectional bearing is arranged in the hollow pipe body;
step three: after the bearing is installed in the second step, the rotor shaft penetrates through the shaft hole of the dustproof one-way bearing and is installed inside the hollow pipe body;
step four: after the rotor shaft is installed in the third step, the dustproof cover is installed;
step five: after the dustproof cover is installed in the fourth step, the dustproof assembly is subjected to relevant tests, qualified products are packaged and put in storage, and defective products are reprocessed;
the dustproof unidirectional bearing in the second step comprises a shell 1, a fixed ring 2, a movable ring 3, a damping ring 4, a dustproof ring 5, an adjusting module 6 and a cleaning module 7; the shell 1 is of an annular structure, and a first circular groove is formed in the upper portion of the inner wall of the shell 1; the fixed ring 2 is positioned in the shell 1, and the fixed ring 2 is arranged at the bottom of the shell 1; the movable ring 3 is positioned in the shell 1, the movable ring 3 is positioned above the fixed ring 2, a circular groove II is formed above the outer ring of the movable ring 3, and the movable ring 3 can rotate around the axis of the movable ring 3; the damping ring 4 is positioned in the shell 1, the damping ring 4 is positioned between the movable ring 3 and the fixed ring 2, and the damping ring 4 is used for realizing the forward rotation of the movable ring 3 and preventing the reverse rotation of the movable ring 3; the dust ring 5 is positioned in the shell 1, the dust ring 5 is of an annular structure, the inner ring of the dust ring 5 is fixedly connected with the circular groove II, the outer ring of the dust ring 5 is arranged in the circular groove I, the outer ring of the dust ring 5 can rotate in the circular groove I along with the movable ring 3, and the dust ring 5 is used for preventing dust from entering the inside of the bearing; the adjusting module 6 is positioned in the shell 1, the adjusting module 6 is of an annular structure, the inner ring of the adjusting module 6 is fixed in the second circular groove, the outer ring of the adjusting module 6 is horizontally fixed at the bottom of the dust ring 5, and the adjusting module 6 is used for adjusting the size of the dust ring 5; the cleaning module 7 is positioned in the shell 1, the cleaning module 7 is positioned among the movable ring 3, the shell 1 and the dustproof ring 5, and the cleaning module 7 is used for cleaning fragments of the dustproof ring 5 which are worn; the adjusting module 6 consists of a plurality of adjusting pieces 61 and connecting pieces 62, and the number of the adjusting pieces 61 is the same as that of the connecting pieces 62; one end of the adjusting piece 61 is fixed in the second circular groove, the other end of the adjusting piece 61 is horizontally fixed at the bottom of the dust ring 5, and the adjusting piece 61 is used for adjusting the size of the dust ring 5; the connecting members 62 are located between the respective adjusting members 61, and the connecting members 62 serve to uniformly expand the dust ring 5. When the dust ring type dust collection device works, the dust ring 5 rotates along with the bearing, and the outer ring of the dust ring 5 is reduced due to friction between the dust ring 5 and the shell 1 in the rotating process; at this moment, the adjusting piece 61 works to expand the outer ring of the dust ring 5, the connecting piece 62 works to ensure that the dust ring 5 is uniformly expanded, and finally the dust ring 5 is expanded to be the same as the original dust ring 5 in size, so that the dust ring 5 can be continuously used.
As shown in fig. 4, the adjusting member 61 includes a fixing block 611, a slider 612, a first link 613, a second link 614, and a third link 615; the number of the fixed blocks 611 is the same as that of the adjusting pieces 61, and the fixed blocks 611 are horizontally fixed at the bottom of the dust ring 5; the number of the sliding blocks 612 is the same as that of the fixed blocks 611, the sliding blocks 612 are located between the fixed blocks 611 and the second circular grooves, through holes are formed in the sliding blocks 612, and the sliding blocks 612 are connected with the second circular grooves through springs; the number of the first connecting rods 613 is the same as that of the fixed block 611, one end of each first connecting rod 613 is horizontally fixed in the middle of the fixed block 611, the other end of each first connecting rod 613 penetrates through a through hole in the sliding block 612 and is installed on the sliding block 612, and the first connecting rods can slide in the sliding block 612; one end of the second connecting rod 614 is horizontally hinged at the left end of the fixing block 611, and the other end of the second connecting rod 614 is horizontally hinged at the left end of the sliding block 612; one end of the third connecting rod 615 is horizontally hinged to the right end of the fixed block 611, the other end of the third connecting rod 615 is horizontally hinged to the left end of the slider 612, the number of the second connecting rod 614, the number of the third connecting rod 615 and the number of the first connecting rod 613 are the same, and the second connecting rod 614 and the third connecting rod 615 are symmetrically distributed at two ends of the first connecting rod 613. During operation, the sliding block 612 moves to the fixing block 611 along the connecting rod under the action of the spring, the sliding block 612 moves to drive the second connecting rod 614 hinged to the sliding block 612 and the third connecting rod 615 to move together, and the fixing block 611 drives the dust ring 5 to expand outwards under the action of the second connecting rod 614 and the third connecting rod 615.
As shown in fig. 4, the connecting member 62 includes a first movable block 621, a second movable block 622, a first connecting rod 623, and a second connecting rod 624; the number of the first movable blocks 621 is the same as that of the connecting pieces 62, and through holes are formed in the first movable blocks 621; the number of the second movable blocks 622 is the same as that of the first movable blocks, and through holes are formed in the second movable blocks 622; the number of the first connecting rods 623 is the same as that of the first movable blocks 621, one end of each first connecting rod 623 is fixed on the right adjusting piece, and the other end of each first connecting rod 623 penetrates through a through hole in the second movable block 622 and is fixed on the first movable block 621; the number of the second connecting rods 624 is the same as that of the second movable blocks 622, one end of each second connecting rod 624 is fixed on the left and right adjusting piece, and the other end of each second connecting rod 624 penetrates through a through hole in the first movable block 621 and is fixed on the second movable block 622. During operation, the adjusting parts 61 drive the dust ring 5 to expand outwards, the distance between adjacent adjusting parts 61 is enlarged, and the first connecting rod 623 and the second connecting rod 624 slide in the through holes of the first movable block 621 and the second movable block 622, so that the length of the connecting part 62 is increased, and the uniform expansion of the dust ring 5 is ensured.
As shown in fig. 2, the cleaning module 7 includes a magnet 71 and a cleaning hole 72; the magnets 71 are positioned in the shell 1, the number of the magnets 71 is a plurality, the magnets 71 are arranged on the inner ring of the shell 1 and the outer ring of the movable ring 3, and the magnets 71 are used for adsorbing fragments of the worn dust ring 5; the cleaning holes 72 are located on the shell 1, the number of the cleaning holes 72 is several, and the cleaning holes 72 are used for discharging the debris in the bearing out of the inner space of the bearing. During operation, the 5 outer lanes of dust ring and the 5 piece of dust ring of casing 1 friction production, dust ring 5 becomes electrified body in frictional process, and electrified dust ring 5 piece is stuck to magnet 71 this moment, avoids dust ring 5 piece to pile up near dust ring 5, and finally, carries out periodic clearance through clearance hole 72 to the dust ring 5 piece that is stuck near magnet 71.
As shown in fig. 2, a rectangular groove is formed on the lower surface of the damping ring 4; the upper surface of the fixed ring 2 is provided with a plurality of rectangular lugs, the number of the rectangular lugs is the same as that of the rectangular grooves of the damping ring 4, the rectangular lugs on the upper surface of the fixed ring 2 are embedded in the rectangular grooves of the damping ring 4, and the rectangular lugs ensure that the damping ring 4 cannot be separated from the fixed ring 2 when the bearing rotates. When the bidirectional rotating damping device works, the rectangular convex blocks on the upper surface of the fixed ring 2 are tightly attached to the rectangular grooves on the lower surface of the damping ring 4, so that the fixed ring 2 and the damping ring 4 cannot slide mutually to enable the movable ring 3 to rotate bidirectionally.
The specific operation flow is as follows:
when the damping device works, the movable ring 3 rotates around the axis of the bearing on the upper surface of the damping ring 4, the movable ring 3 only can rotate forwards due to the existence of the damping ring 4, and the rectangular lug on the upper surface of the fixed ring 2 is tightly attached to the rectangular groove on the lower surface of the damping ring 4, so that the fixed ring 2 and the damping ring 4 cannot slide mutually to enable the movable ring 3 to rotate bidirectionally; in the rotating process of the movable ring 3, the dust ring 5 synchronously rotates along with the movable ring 3, in the rotating process of the dust ring 5, the abrasion of the outer ring of the dust ring 5 is reduced due to the friction between the outer ring of the dust ring 5 and the shell 1, at the moment, the sliding block 612 on the adjusting piece 61 slides on the first connecting rod 613 under the action of the spring, the second connecting rod 614 and the third connecting rod 645 push the fixed block 611 to move towards the outer ring direction of the dust ring 5 along with the sliding of the sliding block 612, the dust ring 5 expands under the action of the fixed block 611, the distance between the adjusting piece 61 and the first connecting rod 623 and the second connecting rod 624 on the connecting piece 62 slide in the through holes of the first movable block 621 and the second movable block 622 to enable the connecting piece 62 to be lengthened, the uniform expansion of the dust ring 5 is ensured, and when the dust ring 5 reaches the original size, the expansion of the dust ring; in-process, the piece that dust ring 5 wearing and tearing produced becomes electrified body because of the friction reason, and the piece is adsorbed by the inside magnet 71 of casing 1 for near the piece that can not appear in dust ring 5 outer lane is piled up, and the piece in casing 1 is cleared up through clearance hole 72 on the casing 1 to last regular.
While one embodiment of the present invention has been described above, the present invention is not limited to the above embodiment, and various modifications can be made without departing from the scope of the present invention.
(A) In the above embodiment, the sliding block in the adjusting member is pushed by the spring to slide along the first connecting rod, but the sliding block is not limited to this, and the sliding block may also be realized by a cylinder, an elastic rod, an electromagnet, etc. on the first connecting rod.
(B) In the above embodiment, the rotation of the rotating ring is in the forward direction, but the invention is not limited thereto, and the rotating ring may also rotate in the reverse direction, but the rotating ring may rotate only in a single forward direction or a single direction, and the rotation in both the forward direction and the direction may not be possible.
Industrial applicability
According to the present invention, the dust prevention of the dust prevention bearing assembly of the unidirectional motor can be effectively achieved, so that the method is useful in the technical field of motors.
Claims (3)
1. The assembling method of the one-way motor dustproof bearing assembly is characterized in that: the method comprises the following steps:
the method comprises the following steps: carrying out heat treatment on the hollow pipe body of the dustproof assembly to enable the hollow pipe body to reach the strength standard;
step two: after the heat treatment in the first step, the dustproof unidirectional bearing is arranged in the hollow pipe body;
step three: after the bearing is installed in the second step, the rotor shaft penetrates through the shaft hole of the dustproof one-way bearing and is installed inside the hollow pipe body;
step four: after the rotor shaft is installed in the third step, the dustproof cover is installed;
step five: after the dustproof cover is installed in the fourth step, the dustproof assembly is subjected to relevant tests, qualified products are packaged and put in storage, and defective products are reprocessed;
the dustproof and dirty unidirectional bearing in the second step comprises a shell (1), a fixed ring (2), a movable ring (3), a damping ring (4), a dustproof ring (5), an adjusting module (6) and a cleaning module (7); the shell (1) is of an annular structure, and a first circular groove is formed in the upper portion of the inner wall of the shell (1); the fixed ring (2) is positioned in the shell (1), and the fixed ring (2) is arranged at the bottom of the shell (1); the movable ring (3) is positioned in the shell (1), the movable ring (3) is positioned above the fixed ring (2), a second circular groove is formed above the outer ring of the movable ring (3), and the movable ring (3) can rotate around the axis of the movable ring; the damping ring (4) is positioned in the shell (1), the damping ring (4) is positioned between the movable ring (3) and the fixed ring (2), and the damping ring (4) is used for realizing the forward rotation of the movable ring (3) and preventing the reverse rotation of the movable ring (3); the dust ring (5) is positioned in the shell (1), the dust ring (5) is of an annular structure, the inner ring of the dust ring (5) is fixedly connected with the circular groove II, the outer ring of the dust ring (5) is arranged in the circular groove I, the outer ring of the dust ring (5) can rotate in the circular groove I along with the movable ring (3), and the dust ring (5) is used for preventing dust from entering the interior of the bearing; the adjusting module (6) is positioned in the shell (1), the adjusting module (6) is of an annular structure, the inner ring of the adjusting module (6) is fixed in the second circular groove, the outer ring of the adjusting module (6) is horizontally fixed at the bottom of the dust ring (5), and the adjusting module (6) is used for adjusting the size of the dust ring (5); the cleaning module (7) is positioned in the shell (1), the cleaning module (7) is positioned among the movable ring (3), the shell (1) and the dust ring (5), and the cleaning module (7) is used for cleaning fragments of the worn dust ring (5); the adjusting module (6) is composed of a plurality of adjusting pieces (61) and connecting pieces (62), and the number of the adjusting pieces (61) is the same as that of the connecting pieces (62); one end of the adjusting piece (61) is fixed in the second circular groove, the other end of the adjusting piece (61) is horizontally fixed at the bottom of the dust ring (5), and the adjusting piece (61) is used for adjusting the size of the dust ring (5); the connecting pieces (62) are positioned between the adjusting pieces (61), and the connecting pieces (62) are used for enabling the dust ring (5) to be uniformly expanded;
the adjusting piece (61) comprises a fixed block (611), a sliding block (612), a first connecting rod (613), a second connecting rod (614) and a third connecting rod (615); the number of the fixed blocks (611) is the same as that of the adjusting pieces (61), and the fixed blocks (611) are horizontally fixed at the bottom of the dust ring (5); the number of the sliding blocks (612) is the same as that of the fixed blocks (611), the sliding blocks (612) are located between the fixed blocks (611) and the circular grooves II, through holes are formed in the sliding blocks (612), and the sliding blocks (612) are connected with the circular grooves II through springs; the number of the first connecting rods (613) is the same as that of the fixed block (611), one end of each first connecting rod (613) is horizontally fixed in the middle of the fixed block (611), the other end of each first connecting rod (613) penetrates through a through hole in the sliding block (612) to be installed on the sliding block (612), and the first connecting rods can slide in the sliding block (612); one end of the second connecting rod (614) is horizontally hinged to the left end of the fixed block (611), and the other end of the second connecting rod (614) is horizontally hinged to the left end of the sliding block (612); one end of the third connecting rod (615) is horizontally hinged to the right end of the fixed block (611), the other end of the third connecting rod (615) is horizontally hinged to the left end of the sliding block (612), the number of the second connecting rod (614), the number of the third connecting rod (615) and the number of the first connecting rod (613) are the same, and the second connecting rod (614) and the third connecting rod (615) are symmetrically distributed on two sides of the first connecting rod (613);
the lower surface of the damping ring (4) is provided with a rectangular groove; the upper surface of the fixed ring (2) is provided with a plurality of rectangular protrusions, the number of the rectangular protrusions is the same as that of the rectangular grooves of the damping ring (4), the rectangular protrusions on the upper surface of the fixed ring (2) are embedded into the rectangular grooves of the damping ring (4), and the rectangular protrusions ensure that the damping ring (4) cannot be separated from the fixed ring (2) when the bearing rotates.
2. A method of assembling a unidirectional motor dust bearing assembly as claimed in claim 1, wherein: the connecting piece (62) comprises a first movable block (621), a second movable block (622), a first connecting rod (623) and a second connecting rod (624); the number of the first movable blocks (621) is the same as that of the connecting pieces (62), and through holes are formed in the first movable blocks (621); the number of the second movable blocks (622) is the same as that of the first movable blocks, and through holes are formed in the second movable blocks (622); the number of the first connecting rods (623) is the same as that of the first movable blocks (621), one end of each first connecting rod (623) is fixed on the right-side adjusting piece, and the other end of each first connecting rod (623) penetrates through a through hole in the second movable block (622) and is fixed on the first movable block (621); the number of the second connecting rods (624) is the same as that of the second movable blocks (622), one ends of the second connecting rods (624) are fixed on the left and right side adjusting parts, and the other ends of the second connecting rods (624) penetrate through holes in the first movable blocks (621) and are fixed on the second movable blocks (622).
3. A method of assembling a unidirectional motor dust bearing assembly as claimed in claim 1, wherein: the cleaning module (7) comprises a magnet (71) and a cleaning hole (72); the magnets (71) are positioned in the shell (1), the number of the magnets (71) is a plurality, the magnets (71) are arranged on an inner ring of the shell (1) and an outer ring of the movable ring (3), and the magnets (71) are used for adsorbing fragments of a worn dust ring (5); the cleaning holes (72) are formed in the shell (1), the number of the cleaning holes (72) is multiple, and the cleaning holes (72) are used for discharging chips in the bearing out of the inner space of the bearing.
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| CN201810603951.6A CN108775332B (en) | 2018-06-12 | 2018-06-12 | Assembling method of one-way motor dustproof bearing assembly |
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| CN201810603951.6A CN108775332B (en) | 2018-06-12 | 2018-06-12 | Assembling method of one-way motor dustproof bearing assembly |
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| CN108775332B true CN108775332B (en) | 2020-06-23 |
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| Publication number | Publication date |
|---|---|
| CN108775332A (en) | 2018-11-09 |
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Effective date of registration: 20200521 Address after: 201600 floor 4, building 6, no.1228, Taogan Road, Sheshan Town, Songjiang District, Shanghai Applicant after: Shanghai junchi Industrial Development Co., Ltd Address before: 215617 Baojun Group Jiangsu Junma Group, 80 Zhenghanghe East Road, Yangshe Town, Zhangjiagang City, Suzhou City, Jiangsu Province Applicant before: Yin Yuanyuan |
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