CN111515679B - Bearing assembling method - Google Patents
Bearing assembling method Download PDFInfo
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- CN111515679B CN111515679B CN202010377634.4A CN202010377634A CN111515679B CN 111515679 B CN111515679 B CN 111515679B CN 202010377634 A CN202010377634 A CN 202010377634A CN 111515679 B CN111515679 B CN 111515679B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
- B23P21/004—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
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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
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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
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention relates to a bearing assembling method, which uses a bearing assembling device, wherein the bearing assembling device comprises a workbench, a clamping mechanism and a knocking mechanism, the upper end of the workbench is provided with the clamping mechanism, and the knocking mechanism is arranged at the upper end inside the clamping mechanism.
Description
Technical Field
The invention relates to the technical field of bearing machining, in particular to a bearing assembling method.
Background
The bearing is an important part for determining the relative motion position between a rotating shaft and other parts in modern mechanical equipment, has the main functions of supporting a mechanical rotating body, reducing the mechanical load friction coefficient of the equipment in the transmission process, and also playing a role of supporting or guiding, can be divided into two types of rolling bearings and sliding bearings according to the difference of the friction properties of moving elements, wherein the rolling bearings generally comprise four parts, namely an inner ring, an outer ring, rolling bodies and a retainer, and have the characteristics of small motion friction resistance, quick action, high production efficiency, high precision and the like, the sliding bearings do not comprise the inner ring and the outer ring and do not comprise the rolling bodies, are generally made of wear-resistant materials, are commonly used for mechanical rotating parts with low speed, light load, lubricating oil filling and difficult maintenance, and have the characteristics of high bearing capacity, convenient manufacturing and disassembly, good impact resistance and vibration absorption performance, stable operation and the like, can adopt hammer and the supporting mode of sleeve to strike the bearing during the installation bearing, also can pass through modes such as rolling element transmission installation power, nevertheless can appear following problem in the bearing assembly process:
1. only a simple clamping mode is adopted for the outer ring or the inner ring of the bearing, and in the process of knocking the sleeve to assemble the inner ring and the outer ring of the bearing, the inner ring and the outer ring of the bearing are easy to generate a relative deflection phenomenon so that the inner ring and the outer ring of the bearing cannot be in direct butt joint, so that the quality and the smoothness of assembly are reduced, and meanwhile, the phenomena of non-direct butt joint and clamping stagnation between the inner ring and the outer ring of the bearing are easy to cause the deformation phenomena of scratches and the like at the;
2. the inner surface of the bearing outer ring and the outer surface of the bearing inner ring easily have impurities such as dust and scrap iron, the existence of the impurities can cause the clamping stagnation phenomenon in the assembly between the inner ring and the outer ring of the bearing, the noise and vibration phenomenon easily occur in the bearing after the assembly, and meanwhile, the smooth degree of the assembly between the inner ring and the outer ring of the bearing which is not lubricated is lower, so that the working efficiency is reduced.
Disclosure of Invention
Technical scheme (I)
In order to achieve the above object, the present invention adopts the following technical solutions, and a bearing assembling method using a bearing assembling apparatus includes a table, a clamping mechanism, and a knocking mechanism, and the bearing assembling method specifically includes:
s1, clamping a bearing outer ring: the bearing outer ring is placed in the frame body and then released after the arc clamping plate is manually shifted outwards, the bearing outer ring is clamped by the arc clamping plate under the action of the first spring telescopic rod, then the connecting rod is driven to move upwards along the arc rail frame through the second electric sliding block, and the connecting rod pushes the T-shaped pressing plate to rotate inwards to press the lower end of the bearing outer ring;
s2, clamping the bearing inner ring: manually sleeving the bearing inner ring at the lower end of the fixed shaft, driving the bottom support plate to move outwards through the third electric slide block to support the bottom of the bearing inner ring, clamping the bearing inner ring by the inner clamping plate under the action of the first compression spring, and driving the frame body to move upwards through the first electric slide block by means of the connecting plate until the inner surface of the bearing outer ring is contacted with the bearing inner ring with balls;
s3, knocking and assembling: the worm is driven to rotate through the motor, the worm wheel drives the cam to rotate synchronously through the cooperation with the worm, the cam performs intermittent striking on the rotating plate, the striking block rotates downwards along with the rotating plate synchronously to strike the sleeve intermittently, the sleeve presses the inner ring of the bearing downwards to enable the inner ring of the bearing and the outer ring of the bearing to complete assembly, and the outer ring of the bearing is driven to move upwards through the electric sliding block in the process in an intermittent motion mode with the cam.
The upper end of the workbench is provided with a clamping mechanism, and the upper end inside the clamping mechanism is provided with a knocking mechanism.
The clamping mechanism comprises a frame body, a connecting plate, a first electric slide block, an inverted U-shaped frame, a first spring telescopic rod, an arc clamping plate, an arc rail frame, a second electric slide block, a connecting rod and a T-shaped pressing plate, wherein the left end and the right end of the frame body are symmetrically provided with the connecting plate which is arranged in the front and back direction, the outer side end surface of the connecting plate is provided with the first electric slide block, the outer side end of the first electric slide block is arranged at the inner side end of the inverted U-shaped frame in a sliding fit mode, the lower end of the inverted U-shaped frame is arranged at the upper end surface of a workbench, the left inner side wall and the right inner side wall of the frame body are symmetrically provided with the first spring telescopic rods, the first spring telescopic rods are in a front and back arrangement structure, the inner side end of the first spring telescopic rods which are right front and back opposite is connected with the outer side end surface of the arc clamping plate, install No. two electric sliding block through the sliding fit mode between the positive relative circular arc track frame in front and back, No. two electric sliding block's upper end links to each other with the one end of connecting rod, the other end of connecting rod links to each other with the outside terminal surface of T type clamp plate, the round pin axle is installed through the sliding fit mode to the lower extreme of T type clamp plate, the round pin axle is installed at the logical inslot of installation, the upper end at the framework is seted up to the logical groove of installation, the medial surface of T type clamp plate is indent circular arc structure, place the back hand release in the framework with the bearing inner race when stirring the circular arc splint to the outside through the manual mode, under the effect of a spring telescopic link, circular arc splint clamping bearing inner race, then drive the connecting rod through No. two electric sliding block and follow circular arc track frame upward movement.
The knocking mechanism comprises a motor, a worm, a shaft lever, a worm wheel, a vertical plate, a cam, a U-shaped plate, a fixed shaft, an internal fixation group and a knocking group, the motor is arranged at the upper end of the inner right side wall of the inverted U-shaped frame, the worm is arranged at the output shaft end of the motor, the shaft lever is arranged below the middle end of the worm, the worm wheel is arranged at the middle end of the shaft lever, a meshing fit mode is adopted between the worm wheel and the worm, the vertical plates are symmetrically arranged at the front end and the rear end of the shaft lever, the upper ends of the vertical plates are arranged on the inner upper end surface of the inverted U-shaped frame, a sliding fit mode is adopted between the shaft lever and the vertical plates, the cams are symmetrically arranged at the front end and the rear end between the vertical plates, the cams are arranged on the shaft lever, the upper end surface of the U-shaped frame is arranged on the inner, the middle of the lower end of the U-shaped frame is provided with a fixed shaft, the lower end of the fixed shaft is provided with an internal fixed group, a beating group is arranged above the internal fixed group, a bearing inner ring is fixed through the internal fixed group, a frame body is driven by an electric sliding block through a connecting plate to move upwards until the inner surface of a bearing outer ring is contacted with the bearing inner ring through balls, then a worm is driven by a motor to rotate, a cam is driven by a worm and a matching to synchronously rotate so as to intermittently beat the beating group, the beating group beats the bearing inner ring, the bearing outer ring is driven by the electric sliding block to move upwards in intermittent motion with the cam in the process, and the bearing inner ring and the bearing outer ring are gradually assembled.
The inner fixing group comprises a third electric slider, a bottom supporting plate, an inner clamping plate and a first compression spring, the third electric slider is arranged in a rectangular groove in a sliding fit mode, the rectangular groove is symmetrically formed in the lower ends of the left end and the right end of the fixing shaft, the bottom supporting plate is arranged at the outer side end of the third electric slider, the bottom supporting plate and the rectangular groove are in a sliding fit mode, the inner clamping plate is arranged above the bottom supporting plate, the first compression spring is arranged on the inner side end surface of the inner clamping plate at equal intervals from top to bottom, the inner side end of the first compression spring is arranged on the inner side wall in the front-back direction of the plate groove, the plate groove is formed in the lower end of the fixing shaft, and the inner clamping plate and, the bearing inner ring is sleeved at the lower end of the fixed shaft manually, the bottom support plate is driven to move outwards by the third electric slide block to support the bottom of the bearing inner ring, and the inner clamping plate clamps the bearing inner ring under the action of the first compression spring.
The knocking group comprises a sleeve, a circular ring plate, a knocking block, a rotating plate, an ear seat, a first connecting shaft, a second compression spring and a second connecting shaft, wherein the sleeve is arranged at the lower end of a fixed shaft and is positioned above an inner clamping plate, the circular ring plate is arranged right above the sleeve, the knocking block is arranged on the lower end face of the circular ring plate, the knocking block is uniformly distributed along the circumferential direction of the circular ring plate, the upper end of the circular ring plate is arranged at the lower end of the fixed shaft, the upper end face of the circular ring plate is connected with the lower end face of the rotating plate, a rectangular through groove is formed in the right end of the upper end face of the rotating plate and is positioned right above the circular ring plate, a pin shaft is arranged at the left end of the rotating plate, the ear seats are arranged at the front end and the rear end of the pin shaft, the left end of each ear seat is arranged on the left inner side wall of an inverted U-shaped frame, the connecting shafts are in a, the left end of a first connecting shaft is connected with one end of a second compression spring, the other end of the second compression spring is connected with the right end of the second connecting shaft, the left end of the second connecting shaft is arranged on the inner left side wall of an inverted U-shaped frame, the inclination angle of the second connecting shaft is the same as that of the first connecting shaft, after the inner ring of the bearing is clamped, a frame body is driven by a first electric sliding block through a connecting plate to move upwards until the inner surface of the outer ring of the bearing is contacted with balls of the inner ring of the bearing, a motor drives a worm to rotate, a turbine drives a cam to rotate synchronously through the worm and the matching, the cam intermittently strikes a rotating plate, a striking block synchronously rotates downwards along with the rotating plate to intermittently strike a sleeve, the sleeve downwards presses the inner ring of the bearing to be assembled with the outer ring of the bearing, and the outer ring of the bearing is driven by the first electric sliding, when the rotating plate rotates downwards, the second compression spring at the upper end of the rotating plate does extension motion, the second compression spring at the lower end of the rotating plate does contraction motion, and when the cam is separated from the upper end of the rotating plate, the rotating plate resets under the action of self restoration of the second compression spring.
According to a preferred technical scheme, two spring telescopic rods are symmetrically mounted on the front inner side wall and the rear inner side wall of the frame body, the two spring telescopic rods are arranged at equal intervals from left to right, the inner side ends of the two spring telescopic rods adjacent to each other from left to right are connected with the lower end of the outer side end face of the step clamping plate, the lower end of the step clamping plate is in sliding fit with the inner bottom wall of the frame body, the step clamping plate can be matched with the arc clamping plate to limit the peripheral freedom degree of the bearing outer ring so as to improve the relative stability of the bearing outer ring, and meanwhile, the bearing outer ring with the lower end in an outward rolling structure can be pressed to avoid the upward movement of the.
As a preferred technical scheme of the invention, a circular through groove is arranged between the step clamping plates, the circular through groove is arranged in the middle of the lower end of the frame body, four electric sliding blocks are symmetrically arranged on the front and back inner surfaces of the circular through groove in a sliding fit mode, a circular plate is connected between the four electric sliding blocks, lug blocks are symmetrically arranged on the front and back of the right end of the upper end surface of the circular plate, a pin shaft is arranged between the lug blocks, an oil spray gun is arranged on the pin shaft in a matching mode, the oil spray gun is in an inclined left structure, the right end of the oil spray gun is in a sliding fit mode with the pin shaft, an electric telescopic rod is arranged in the middle of the lower end of the oil spray gun, the lower end of the electric telescopic rod is arranged on the upper end surface of the circular plate, after the clamping of the outer ring of the bearing is finished, the oil spray gun is upwards pushed by, the oil spray gun is used for spraying lubricating oil on the inner surface of the bearing outer ring, so that friction between the inner surface of the bearing outer ring and the bearing inner ring with balls is reduced, the smoothness of assembly between the bearing outer ring and the bearing inner ring is improved, the probability of deformation phenomena such as scratches on the inner surface of the bearing outer ring is reduced, and the oil spray gun is convenient to uniformly spray the inner surface of the bearing outer ring due to the structure of upward inclination.
As a preferred technical scheme of the invention, the right end of the front end face of the inverted U-shaped frame is provided with a suction fan, the middle part of the lower end of the suction fan is provided with a telescopic pipe in a threaded matching mode, the left upper end of the telescopic pipe is provided with a hard pipe in a threaded matching mode, the lower end of the hard pipe is connected with a hanging plate in a sliding matching mode, the right end of the hanging plate is arranged on the left end face of the suction fan, the hard pipe is taken down from the hanging plate and the telescopic pipe is pulled in a manual mode, meanwhile, the suction fan works, the inner surface of the bearing outer ring and the bearing inner ring are cleaned successively by high-speed flowing air, and the probability of generating undesirable phenomena of noise, vibration and the like during the operation of an assembled bearing.
As a preferred technical scheme of the invention, the middle part of the upper end surface of the arc clamping plate is provided with the convex block, the convex block is in sliding fit with the block groove, the block groove is formed in the inner side end surface of the T-shaped pressing plate, the convex block can improve the relative stability between the T-shaped pressing plate and the arc clamping plate, so that the overall clamping degree of the bearing outer ring due to the cooperation of the T-shaped pressing plate and the arc clamping plate is improved, and meanwhile, the probability of the phenomenon that the bearing outer ring is moved forwards and backwards under the driving of the arc clamping plate by the convex block can be reduced.
As a preferred technical scheme of the invention, a resisting plate is arranged above the left end of the rotating plate, the left end of the resisting plate is arranged on the inner left side wall of the inverted U-shaped frame, the lower end face of the resisting plate and the left end of the upper end face of the rotating plate are in sliding fit, and the resisting plate can limit the resetting movement of the rotating plate so as to avoid the situation that the bearing outer ring and the bearing inner ring are subjected to vibration displacement due to excessive resetting under the action of a second compression spring.
As a preferred technical scheme of the invention, the lower end surface of the sleeve is provided with the memory rubber layer which is of a concave-convex structure, the memory rubber layer can play a role in buffering, damping and protecting the inner ring and the outer ring of the bearing so as to avoid deformation phenomena such as recess, crack and the like of the contact part of the two and the upper end surface of the inner ring of the bearing due to the existence of large impact force, and the self-restoring characteristic of the memory rubber layer can prolong the service life of the whole sleeve.
(II) advantageous effects
1. According to the bearing assembling method, the bearing is assembled by adopting the design concept of a multiple controllable clamping structure, the multiple clamping structures of the inner ring and the outer ring of the bearing have pertinence and difference so as to improve the relative stability of the inner ring and the outer ring of the bearing, further improve the smoothness and quality of the bearing assembly, and meanwhile, the structure with cleaning and lubricating effects is arranged, so that the assembling precision of the bearing is easily improved;
2. the fourth electric sliding block, the circular plate, the electric push rod and the oil spraying gun are matched to spray lubricating oil on the inner surface of the bearing outer ring, so that friction between the inner surface of the bearing outer ring and balls carried by the bearing inner ring is reduced, the assembly smoothness between the bearing outer ring and the bearing inner ring is improved, and the probability of deformation phenomena such as scratches on the inner surface of the bearing outer ring is reduced;
3. the suction fan, the telescopic pipe and the hard pipe are matched, and the inner surface of the bearing outer ring and the bearing inner ring can be cleaned by utilizing high-speed flowing air, so that the probability of generating undesirable phenomena such as noise, vibration and the like during the operation of an assembled bearing due to the existence of impurities such as dust, scrap iron and the like is reduced;
4. the lug can improve the relative stability between the T-shaped pressing plate and the arc clamping plate, so that the overall clamping degree of the bearing outer ring due to the cooperation of the T-shaped pressing plate and the arc clamping plate is improved, and meanwhile, the lug can also reduce the probability of the phenomenon that the arc clamping plate drives the bearing outer ring to move back and forth;
5. the T-shaped pressing plate presses the lower end of the bearing outer ring and the arc clamping plate, and the T-shaped pressing plate is matched with the arc clamping plate to improve the stability of the bearing outer ring, so that the probability that the assembly progress and the result are influenced by the deflection phenomenon in the assembly process of the bearing outer ring and the bearing inner ring is reduced;
6. the stepped clamping plate can be matched with the arc clamping plate to limit the degree of freedom around the bearing outer ring so as to improve the relative stability of the bearing outer ring, and can also be used for pressing the bearing outer ring with the lower end of an outward rolling structure so as to avoid the upward movement of the bearing outer ring;
7. the bottom support plate plays a role in supporting and limiting the bottom of the bearing inner ring, so that the phenomenon that the bearing outer ring cannot be assembled with the bearing outer ring normally due to the phenomena of sliding and inclination when being knocked by a knocking group is avoided.
Drawings
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a first cross-sectional view of the present invention;
FIG. 4 is a second cross-sectional view of the present invention;
FIG. 5 is a third cross-sectional view of the present invention;
FIG. 6 is an enlarged view of the invention in section X of FIG. 2;
FIG. 7 is an enlarged view of the Y-direction portion of FIG. 2 in accordance with the present invention;
FIG. 8 is an enlarged view of the invention in the Z-direction of FIG. 3;
FIG. 9 is an enlarged view of the M-direction portion of FIG. 3 in accordance with the present invention;
FIG. 10 is an enlarged view of the N-direction portion of FIG. 3 in accordance with the present invention;
FIG. 11 is an enlarged view of the portion of FIG. 3 taken along line R of the present invention;
fig. 12 is a partial enlarged view taken along the direction T of fig. 4 according to the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
As shown in fig. 1 to 12, a bearing assembling method using a bearing assembling apparatus including a table 1, a clamping mechanism 2, and a knocking mechanism 3 includes the following specific assembling method when assembling a bearing using the bearing assembling apparatus:
s1, clamping a bearing outer ring: the bearing outer ring is placed in the frame body 20 and then released after the arc clamping plate 25 is manually shifted outwards, the bearing outer ring is clamped by the arc clamping plate 25 under the action of the first spring telescopic rod 24, then the second electric slide block 27 drives the connecting rod 28 to move upwards along the arc rail frame 26, and the connecting rod 28 pushes the T-shaped pressing plate 29 to rotate inwards to press the lower end of the bearing outer ring;
s2, clamping the bearing inner ring: manually sleeving the bearing inner ring at the lower end of the fixed shaft 37, driving the bottom supporting plate 381 to move outwards through the third electric sliding block 380 to support the bottom of the bearing inner ring, clamping the bearing inner ring through the inner clamping plate 382 under the action of the first compression spring 383, and driving the frame body 20 to move upwards through the first electric sliding block 22 by means of the connecting plate 21 until the inner surface of the bearing outer ring is contacted with the bearing inner ring with balls;
s3, knocking and assembling: the worm 31 is driven to rotate through the motor 30, the worm wheel 33 drives the cam 35 to synchronously rotate through the cooperation with the worm 31, the cam 35 intermittently strikes the rotating plate 393, the striking block 392 synchronously rotates downwards along with the rotating plate 393 to intermittently strike the sleeve 390, the sleeve 390 downwards presses the inner ring of the bearing to complete assembly with the outer ring of the bearing, and the outer ring of the bearing is driven to move upwards through the first electric sliding block 22 during the process and intermittently move with the cam 35.
The upper end of the workbench 1 is provided with a clamping mechanism 2, and the upper end inside the clamping mechanism 2 is provided with a knocking mechanism 3.
The clamping mechanism 2 comprises a frame body 20, a connecting plate 21, a first electric slide block 22, an inverted U-shaped frame 23, a first spring telescopic rod 24, an arc clamping plate 25, an arc rail frame 26, a second electric slide block 27, a connecting rod 28 and a T-shaped pressing plate 29, wherein the connecting plate 21 is symmetrically installed at the left end and the right end of the frame body 20, the connecting plate 21 is arranged in the front and back direction, the first electric slide block 22 is installed at the outer side end face of the connecting plate 21, the outer side end of the first electric slide block 22 is installed at the inner side end of the inverted U-shaped frame 23 in a sliding fit mode, the lower end of the inverted U-shaped frame 23 is installed at the upper end face of the workbench 1, the first spring telescopic rods 24 are symmetrically installed at the left inner side wall and the right inner side wall of the frame body 20, the first spring telescopic rods 24 are in the front and back arrangement structure, the inner side end of the first, the arc rail frames 26 are arranged in a front-back mode, the inner side ends of the front-back opposite arc rail frames 26 are connected with the outer side end face of the T-shaped pressing plate 29, the second electric sliding block 27 is installed between the front-back opposite arc rail frames 26 in a sliding fit mode, the upper end of the second electric sliding block 27 is connected with one end of the connecting rod 28, the other end of the connecting rod 28 is connected with the outer side end face of the T-shaped pressing plate 29, the lower end of the T-shaped pressing plate 29 is provided with a pin shaft in a sliding fit mode, the pin shaft is installed in the installation through groove, the installation through groove is formed in the upper end of the frame body 20, the inner side end face of the T-shaped pressing plate 29 is of an inwards concave arc structure, the bearing outer ring is placed in the frame body 20 and loosened after being manually pushed outwards by the bearing outer ring, under the action of the first spring telescopic rod 24, the bearing outer ring is clamped by the arc, the T-shaped pressing plate 29 rotates inwards along the pin shaft under the pushing of the connecting rod 28 until the T-shaped pressing plate is in a horizontal state, at the moment, the lower end face of the T-shaped pressing plate 29 is attached to the upper end face of the arc clamping plate 25 and the upper end face of the outer-rolling lower end of the bearing outer ring, the T-shaped pressing plate 29 presses the lower end of the bearing outer ring and the arc clamping plate 25, the T-shaped pressing plate and the arc clamping plate 25 are matched with each other to improve the stability of the bearing outer ring, and the probability that the assembly progress and the assembly result are influenced due to the.
The middle of the upper end face of the arc clamping plate 25 is provided with a convex block 251, the convex block 251 and the block groove are in sliding fit, the block groove is formed in the end face of the inner side of the T-shaped pressing plate 29, the convex block 251 can improve the relative stability between the T-shaped pressing plate 29 and the arc clamping plate 25, further the overall clamping degree of the bearing outer ring due to the cooperation of the T-shaped pressing plate 29 and the arc clamping plate 25 is improved, and meanwhile, the convex block 251 can also reduce the probability that the bearing outer ring is driven by the arc clamping plate 25 to move back and forth.
The front end face right end of the inverted U-shaped frame 23 is provided with a suction fan 231, the middle of the lower end of the suction fan 231 is provided with an extension pipe 232 in a threaded matching mode, the upper left end of the extension pipe 232 is provided with a hard pipe 233 in a threaded matching mode, the lower end of the hard pipe 233 is connected with a hanging plate 234 in a sliding matching mode, the right end of the hanging plate 234 is arranged on the left end face of the suction fan 231, the hard pipe 233 is taken down from the hanging plate 234 in a manual mode and the extension pipe 232 is pulled, the suction fan 231 works simultaneously, the inner surface of the bearing outer ring and the inner ring are cleaned and treated successively by high-speed flowing air, and the probability of undesirable phenomena of noise, vibration and the like caused by the existence of impurities such as dust.
A circular through groove is arranged between the step clamping plates 201 and is arranged in the middle of the lower end of the frame body 20, four electric sliding blocks 202 are symmetrically arranged on the front inner surface and the rear inner surface of the circular through groove in a sliding fit mode, a circular plate 203 is connected between the four electric sliding blocks 202, lug blocks 204 are symmetrically arranged on the front and the rear inner surfaces of the upper end surface of the circular plate 203, a pin shaft is arranged between the lug blocks 204, an oil spray gun 205 is arranged on the pin shaft in a matching mode, the oil spray gun 205 is of an inclined left structure, a sliding fit mode is arranged between the right end of the oil spray gun 205 and the pin shaft, an electric telescopic rod 206 is arranged in the middle of the lower end of the oil spray gun 205, the lower end of the electric telescopic rod 206 is arranged on the upper end surface of the circular plate 203, after the outer ring of the bearing is clamped, the oil spray gun 205 is, the oil spray gun 205 rotates synchronously with the circular plate 203, the oil spray gun 205 sprays lubricating oil on the inner surface of the bearing outer ring to reduce friction between the inner surface of the bearing outer ring and balls carried by the bearing inner ring, so that the assembly smoothness between the bearing outer ring and the bearing inner ring is improved, the probability of deformation phenomena such as scratches on the inner surface of the bearing outer ring is reduced, and the oil spray gun 205 can spray the inner surface of the bearing outer ring uniformly due to the structure of upward left inclination.
The knocking mechanism 3 comprises a motor 30, a worm 31, a shaft rod 32, a worm wheel 33, a vertical plate 34, a cam 35, a U-shaped plate 36, a fixed shaft 37, an internal fixation group and a knocking group, wherein the motor 30 is installed at the upper end of the inner right side wall of the inverted U-shaped frame 23, the worm 31 is installed at the output shaft end of the motor 30, the shaft rod 32 is arranged below the middle end of the worm 31, the worm wheel 33 is installed at the middle end of the shaft rod 32, the worm wheel 33 and the worm 31 are in a meshing fit mode, the vertical plates 34 are symmetrically installed at the front end and the rear end of the shaft rod 32, the upper end of each vertical plate 34 is installed at the upper inner end face of the inverted U-shaped frame 23, the cam 35 is symmetrically arranged between the vertical plates 34 in a sliding fit mode, the cam 35 is installed on the shaft rod 32, the cam 35 is symmetrically arranged in the front and rear direction relative to the worm wheel 33, the shaft lever 32 and the U-shaped plate 36 are in sliding fit, the turbine 33 and the worm 31 are both positioned between the front end and the rear end of the U-shaped frame, the middle part of the lower end of the U-shaped frame is provided with a fixed shaft 37, the lower end of the fixed shaft 37 is provided with an inner fixed group, a beating group is arranged above the inner fixed group, after the inner ring is carried by the inner fixed set of fixed shafts 37, the frame body 20 is driven by the first electric slide block 22 through the connecting plate 21 to move upwards until the inner surface of the outer ring of the bearing is contacted with the ball of the inner ring of the bearing, then, the motor 30 drives the worm 31 to rotate, the worm wheel 33 drives the cam 35 to synchronously rotate through the cooperation of the worm 31 and the cam 35 to intermittently strike the striking group, the striking group strikes the inner ring of the bearing, the first electric slide block 22 drives the outer ring of the bearing to move upwards in intermittent motion with the cam 35 in the process, and the inner ring of the bearing and the outer ring of the bearing are gradually assembled.
The inner fixing group comprises a third electric slider 380, a bottom bracing plate 381, an inner clamping plate 382 and a first compression spring 383, the third electric slider 380 is arranged in a rectangular groove in a sliding fit mode, the rectangular groove is symmetrically formed in the lower ends of the left end and the right end of the fixing shaft 37, the bottom bracing plate 381 is arranged at the outer end of the third electric slider 380, the bottom bracing plate 381 is in a sliding fit mode with the rectangular groove, the inner clamping plate 382 is arranged above the bottom bracing plate 381, the first compression spring 383 is equidistantly arranged on the inner side surface of the inner clamping plate 382 from top to bottom, the inner side end of the first compression spring 383 is arranged on the inner side wall of the plate groove in the front-back direction, the plate groove is formed in the lower end of the fixing shaft 37, the inner clamping plate 382 and the plate groove are in a sliding fit mode, the inner ring of the bearing is manually sleeved on the fixing shaft 37 from top to bottom, the bottom bracing plate 381, bottom bracing board 381 plays bottom sprag and spacing effect to the bearing inner race to avoid bearing outer race to take place gliding and slope phenomenon and can't accomplish positive equipment with bearing outer race when being strikeed group, interior splint 382 clamp the bearing inner race under the effect of compression spring 383 simultaneously.
The knocking group comprises a sleeve 390, a ring plate 391, a knocking block 392, a rotating plate 393, an ear seat 394, a first connecting shaft 395, a second compression spring 396 and a second connecting shaft 397, wherein the sleeve 390 is installed at the lower end of the fixed shaft 37, the sleeve 390 is positioned above the inner clamping plate 382, the ring plate 391 is arranged right above the sleeve 390, the knocking block 392 is installed on the lower end face of the ring plate 391, the knocking block 392 is evenly distributed along the circumference of the ring plate 391, the upper end of the ring plate 391 is installed at the lower end of the fixed shaft 37, the upper end face of the ring plate 391 is connected with the lower end face of the rotating plate 393, a rectangular through groove is formed in the right end of the upper end face of the rotating plate 393, the rectangular through groove is positioned right above the ring plate 391, a pin shaft is installed at the left end of the rotating plate 393, the ear seats 394 are arranged at the front and rear ends of the pin shaft, the left end of the ear seats 394 is installed at the left end of the, the left ends of the upper end face and the lower end face of the rotating plate 393 are symmetrically provided with a first connecting shaft 395, the first connecting shaft 395 is of an inclined structure, the left end of the first connecting shaft 395 is connected with one end of a second compression spring 396, the other end of the second compression spring 396 is connected with the right end of a second connecting shaft 397, the left end of the second connecting shaft 397 is arranged on the inner left side wall of the inverted U-shaped frame 23, the inclination angle of the second connecting shaft 397 is the same as that of the first connecting shaft 395, after the inner ring of the bearing is clamped, the first electric sliding block 22 drives the frame body 20 to move upwards by means of the connecting plate 21 until the inner surface of the outer ring of the bearing is contacted with the inner ring of the bearing by balls, then the motor 30 drives the worm 31 to rotate, the worm wheel 33 drives the cam 35 to rotate synchronously by matching of the worm 31, the cam 35 intermittently strikes the rotating plate 393, the rotating plate 393 drives the striking block 392 to rotate synchronously, the sleeve 390 presses the inner race of the bearing downwards to complete the assembly between the inner race and the outer race, in the process, the first electric slide block 22 drives the outer race of the bearing to move upwards in an intermittent motion with the cam 35, when the rotating plate 393 rotates downwards, the second compression spring 396 at the upper end of the rotating plate 396 extends, the second compression spring 396 at the lower end of the rotating plate 393 contracts, and when the cam 35 is separated from the upper end of the rotating plate 393, the rotating plate 393 resets under the self-restoring action of the second compression spring 396.
The upper portion of the left end of the rotating plate 393 is provided with a resisting plate 39a, the left end of the resisting plate 39a is installed on the inner left side wall of the inverted U-shaped frame 23, a sliding fit mode is adopted between the lower end face of the resisting plate 39a and the left end of the upper end face of the rotating plate 393, the resisting plate 39a can play a limiting role in the reset movement of the rotating plate 393, and therefore the situation that the bearing outer ring and the bearing inner ring are vibrated and displaced due to excessive reset under the action of a second compression spring 396 is avoided.
The lower end surface of the sleeve 390 is provided with a memory rubber layer which is of a concave-convex structure, the memory rubber layer can play roles of buffering, damping and protecting the inner ring and the outer ring of the bearing so as to avoid deformation phenomena such as recess, crack and the like of the contact part of the two and the upper end surface of the inner ring of the bearing due to the existence of larger impact force, and the self-restoring characteristic of the memory rubber layer can prolong the service life of the whole sleeve 390.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A bearing assembling method uses a bearing assembling device which comprises a workbench (1), a clamping mechanism (2) and a knocking mechanism (3), and is characterized in that: the specific assembling method when the bearing assembling device is adopted to assemble the bearing is as follows:
s1, clamping a bearing outer ring: the bearing outer ring is placed in the frame body (20) and then loosened after the arc clamping plate (25) is shifted outwards manually, the arc clamping plate (25) clamps the bearing outer ring under the action of the first spring telescopic rod (24), then the second electric sliding block (27) drives the connecting rod (28) to move upwards along the arc rail frame (26), and the connecting rod (28) pushes the T-shaped pressing plate (29) to rotate inwards to press the lower end of the bearing outer ring;
s2, clamping the bearing inner ring: manually sleeving the bearing inner ring at the lower end of the fixed shaft (37), driving a bottom supporting plate (381) to move outwards through a third electric sliding block (380) to support the bottom of the bearing inner ring, clamping the bearing inner ring through an inner clamping plate (382) under the action of a first compression spring (383), and driving a frame body (20) to move upwards through a first electric sliding block (22) by means of a connecting plate (21) until the inner surface of the bearing outer ring is contacted with the bearing inner ring with balls;
s3, knocking and assembling: the worm (31) is driven to rotate through the motor (30), the worm wheel (33) drives the cam (35) to synchronously rotate through the cooperation with the worm (31), the cam (35) intermittently strikes the rotating plate (393), the striking block (392) synchronously rotates downwards along with the rotating plate (393) to intermittently strike the sleeve (390), the sleeve (390) downwards presses the inner ring of the bearing to complete assembly with the outer ring of the bearing, and the outer ring of the bearing is driven to do an upward movement with the intermittent movement of the cam (35) through the first electric sliding block (22) in the process;
the upper end of the workbench (1) is provided with a clamping mechanism (2), and the upper end in the clamping mechanism (2) is provided with a knocking mechanism (3);
the clamping mechanism (2) comprises a frame body (20), a connecting plate (21), a first electric slider (22), an inverted U-shaped frame (23), a first spring telescopic rod (24), an arc clamping plate (25), an arc rail frame (26), a second electric slider (27), a connecting rod (28) and a T-shaped pressing plate (29), wherein the connecting plate (21) is symmetrically installed at the left end and the right end of the frame body (20), the connecting plate (21) is arranged in the front and at the back of the connecting plate (21), the first electric slider (22) is installed at the outer side end of the connecting plate (21), the outer side end of the first electric slider (22) is installed at the inner side end of the inverted U-shaped frame (23) in a sliding fit mode, the lower end of the inverted U-shaped frame (23) is installed at the upper end face of the workbench (1), the first spring telescopic rod (24) is symmetrically installed at the left inner side wall and the right side of the frame body (20), the first spring telescopic rod (24) is of a front and back The frame is characterized in that arc rail frames (26) are symmetrically arranged on the left outer side wall and the right outer side wall of the frame body (20), the arc rail frames (26) are arranged in a front-back mode, the inner side ends of the arc rail frames (26) which are right opposite to each other in the front-back mode are connected with the outer side end face of a T-shaped pressing plate (29), a second electric sliding block (27) is arranged between the arc rail frames (26) which are right opposite to each other in the front-back mode in a sliding fit mode, the upper end of the second electric sliding block (27) is connected with one end of a connecting rod (28), the other end of the connecting rod (28) is connected with the outer side end face of the T-shaped pressing plate (29), a pin shaft is arranged at the lower end of the T-shaped pressing plate (29) in a sliding fit mode, the pin;
the knocking mechanism (3) comprises a motor (30), a worm (31), a shaft rod (32), a turbine (33), a vertical plate (34), a cam (35), a U-shaped plate (36), a fixed shaft (37), an internal fixed group and a knocking group, wherein the motor (30) is installed at the upper end of the inner right side wall of the inverted U-shaped frame (23), the worm (31) is installed at the output shaft end of the motor (30), the shaft rod (32) is arranged below the middle end of the worm (31), the turbine (33) is installed at the middle end of the shaft rod (32), a meshing matching mode is adopted between the turbine (33) and the worm (31), the vertical plate (34) is symmetrically installed at the front end and the rear end of the shaft rod (32), the upper end of the vertical plate (34) is installed on the inner upper end surface of the inverted U-shaped frame (23), a sliding matching mode is adopted between the shaft rod (32) and the vertical plate (34), the cams (35) are symmetrically arranged, the cams (35) are symmetrically arranged in front and back of the turbine (33), the U-shaped plates (36) are arranged between the cams (35), the upper ends of the U-shaped plates (36) are installed on the inner upper end face of the inverted U-shaped frame (23), the shaft rods (32) and the U-shaped plates (36) are in sliding fit, the turbine (33) and the worm (31) are located between the front end and the back end of the U-shaped frame, the middle of the lower end of the U-shaped frame is provided with a fixed shaft (37), the lower end of the fixed shaft (37) is provided with an inner fixing group, and a beating group is arranged above the inner fixing group;
the inner fixing group comprises a third electric slider (380), a bottom supporting plate (381), an inner clamping plate (382) and a first compression spring (383), the third electric slider (380) is installed in a rectangular groove in a sliding fit mode, the rectangular groove is symmetrically formed in the lower ends of the left end and the right end of the fixing shaft (37), the bottom supporting plate (381) is installed at the outer side end of the third electric slider (380), the bottom supporting plate (381) is in a sliding fit mode with the rectangular groove, the inner clamping plate (382) is arranged above the bottom supporting plate (381), the first compression spring (383) is installed on the inner side end face of the inner clamping plate (382) at equal intervals from top to bottom, the inner side end of the first compression spring (383) is installed on the inner side wall of the front-back direction of the plate groove, the plate groove is formed in the lower end of the fixing shaft (37), and the inner clamping plate (382) is in a sliding;
the knocking group comprises a sleeve (390), a circular ring plate (391), a knocking block (392), a rotating plate (393), an ear seat (394), a first connecting shaft (395), a second compression spring (396) and a second connecting shaft (397), wherein the sleeve (390) is arranged at the lower end of a fixed shaft (37), the sleeve (390) is positioned above an inner clamping plate (382), a circular ring plate (391) is arranged right above the sleeve (390), the knocking block (392) is arranged on the lower end face of the circular ring plate (391), the knocking block (392) is uniformly distributed along the circumferential direction of the circular ring plate (391), the upper end of the circular ring plate (391) is arranged at the lower end of the fixed shaft (37), the upper end face of the circular ring plate (391) is connected with the lower end face of the rotating plate (393), a rectangular through groove is formed in the right end face of the upper end face of the rotating plate (393), the rectangular through groove is positioned right above the circular ring plate (391), and a pin shaft is arranged at the left end of the, the front end and the rear end of the pin shaft are provided with lug seats (394), the left end of the lug seats (394) is installed on the left inner side wall of the inverted U-shaped frame (23), a sliding fit mode is adopted between the lug seats (394) and the pin shaft, a first connecting shaft (395) is symmetrically installed on the left ends of the upper end face and the lower end face of the rotating plate (393), the first connecting shaft (395) is of an inclined structure, the left end of the first connecting shaft (395) is connected with one end of a second compression spring (396), the other end of the second compression spring (396) is connected with the right end of a second connecting shaft (397), the left end of the second connecting shaft (397) is installed on the inner left side wall of the inverted U-shaped frame (23), and the inclination angle of the second connecting shaft (397) is identical to that of the first connecting shaft.
2. A bearing assembly method as claimed in claim 1, wherein: the front inner side wall and the rear inner side wall of the frame body (20) are symmetrically provided with two spring telescopic rods (200), the two spring telescopic rods (200) are arranged at equal intervals from left to right, the inner side ends of the two spring telescopic rods (200) adjacent to each other at the left and the right are connected with the lower end of the outer side end face of the stepped clamping plate (201), and the lower end of the stepped clamping plate (201) is in sliding fit with the inner bottom wall of the frame body (20).
3. A bearing assembly method as claimed in claim 2, wherein: ladder splint (201) between be provided with the circle and lead to the groove, the lower extreme middle part at framework (20) is seted up in the circle logical groove, the interior surface installs four number electric slider (202) through sliding fit mode symmetry around the circle leads to the groove, be connected with between four number electric slider (202) plectane (203), lug piece (204) are installed to the symmetry around the up end right-hand member of plectane (203), the erection pin axle between lug piece (204), sell epaxial oil spout rifle (205) of installing through the cooperation mode, oil spout rifle (205) are the slope structure from left to top, be the sliding fit mode between the right-hand member of oil spout rifle (205) and the round pin axle, the lower extreme mid-mounting of oil spout rifle (205) has electric telescopic handle (206), the up end at plectane (203) is installed to.
4. A bearing assembly method as claimed in claim 1, wherein: the utility model discloses a fan (231) is installed to the preceding terminal surface right-hand member of type of falling U frame (23), the lower extreme middle part of suction fan (231) installs flexible pipe (232) through the screw-thread fit mode, hard tube (233) are installed through the screw-thread fit mode to the upper left end of flexible pipe (232), the lower extreme of hard tube (233) passes through sliding fit mode and links to each other with link plate (234), the left end face at suction fan (231) is installed to the right-hand member of link plate (234).
5. A bearing assembly method as claimed in claim 1, wherein: a convex block (251) is arranged in the middle of the upper end face of the arc clamping plate (25), the convex block (251) is in sliding fit with a block groove, and the block groove is formed in the end face of the inner side of the T-shaped pressing plate (29).
6. A bearing assembly method as claimed in claim 1, wherein: a supporting plate (39a) is arranged above the left end of the rotating plate (393), the left end of the supporting plate (39a) is installed on the inner left side wall of the inverted U-shaped frame (23), and the lower end face of the supporting plate (39a) is in sliding fit with the left end of the upper end face of the rotating plate (393).
7. A bearing assembly method as claimed in claim 1, wherein: the lower end face of the sleeve (390) is provided with a memory rubber layer which is of a concave-convex structure.
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| CN202010377634.4A CN111515679B (en) | 2020-05-07 | 2020-05-07 | Bearing assembling method |
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| CN202010377634.4A CN111515679B (en) | 2020-05-07 | 2020-05-07 | Bearing assembling method |
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| CN112038050B (en) * | 2020-09-08 | 2021-09-07 | 国网安徽省电力有限公司经济技术研究院 | Safety protection system for power distribution network line transformer |
| CN112157429B (en) * | 2020-10-31 | 2024-07-19 | 新昌县林泉轴承有限公司 | High-speed high-bearing hub bearing unit and assembly method thereof |
| CN112475657B (en) * | 2020-12-10 | 2022-06-07 | 江苏有力机电科技有限公司 | Manufacturing and processing technology of air compressor |
| CN112828822B (en) * | 2021-01-19 | 2022-10-25 | 陕西臻瑞汽车部件有限公司 | Multi-angle mounting equipment for automobile parts with adjustable fixing mode |
| CN113740065B (en) * | 2021-09-07 | 2023-06-02 | 南通理工学院 | Wireless vibration monitoring device and method for radial sliding bearing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS5834724A (en) * | 1981-08-18 | 1983-03-01 | Nippon Seiko Kk | Device for assembly of double-row ball bearings |
| JPS6076922A (en) * | 1983-09-30 | 1985-05-01 | Nissan Motor Co Ltd | Needle arranging apparatus for needle bearing |
| CN102229134A (en) * | 2011-07-12 | 2011-11-02 | 力帆实业(集团)股份有限公司 | Bearing dismounting device |
| CN105690084A (en) * | 2016-03-11 | 2016-06-22 | 浙江万向精工有限公司 | Hub bearing unit assembling method |
| CN209887156U (en) * | 2019-05-18 | 2020-01-03 | 临清宇联轴承科技有限公司 | Clamping device with buffer structure for machining bearing inner ring |
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Effective date of registration: 20210415 Address after: 252665 middle section of Ruixin Road, Yandian Town, Linqing City, Liaocheng City, Shandong Province Applicant after: SHANDONG RUIXIN BEARING MANUFACTURING Co.,Ltd. Address before: No. 183, Linxian Road, Baishuiyang Town, Linhai City, Taizhou City, Zhejiang Province Applicant before: Ni Junji |
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