CN110905928A - Assembly process and assembly production line for paired single-row roller bearings - Google Patents
Assembly process and assembly production line for paired single-row roller bearings Download PDFInfo
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- CN110905928A CN110905928A CN201911162349.4A CN201911162349A CN110905928A CN 110905928 A CN110905928 A CN 110905928A CN 201911162349 A CN201911162349 A CN 201911162349A CN 110905928 A CN110905928 A CN 110905928A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000008569 process Effects 0.000 title claims abstract description 15
- 238000004140 cleaning Methods 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims description 49
- 238000001514 detection method Methods 0.000 claims description 44
- 238000005259 measurement Methods 0.000 claims description 22
- 238000003860 storage Methods 0.000 claims description 21
- 230000000007 visual effect Effects 0.000 claims description 12
- 238000005406 washing Methods 0.000 claims description 11
- 238000000861 blow drying Methods 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 6
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 6
- 239000010687 lubricating oil Substances 0.000 claims description 5
- 230000005347 demagnetization Effects 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 description 6
- 238000013523 data management Methods 0.000 description 5
- 238000004806 packaging method and process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 238000010330 laser marking Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C43/00—Assembling bearings
- F16C43/04—Assembling rolling-contact bearings
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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
- F16C2233/00—Monitoring condition, e.g. temperature, load, vibration
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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
- F16C2235/00—Cleaning
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting Of Bearings Or Others (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The assembly process and the assembly production line of the paired single-row roller bearings are characterized in that the two single-row bearings are assembled and processed according to the following steps: cleaning, detecting and sorting the inner ring I and the inner ring II at the same time; feeding the retainer I and the retainer II, and respectively assembling rollers meeting requirements on the two retainers; the inner ring I and the inner ring II are respectively sleeved with the retainer after the rollers are assembled to obtain an inner assembly I and an inner assembly II; cleaning, detecting and sorting the outer ring I and the outer ring II at the same time; the inner assembly I and the inner assembly II are respectively assembled with the corresponding outer ring in a matching manner to obtain a single-row bearing I and a single-row bearing II; and fitting the single-row bearing I and the single-row bearing II, and outputting the two single-row bearings which meet the tolerance requirement in pairs. The device has the advantages of high automation degree and small occupied area.
Description
Technical Field
The invention relates to the technical field of bearing machining and manufacturing, in particular to a bearing assembling process and a production line adopting the assembling process.
Background
The application of the bearing is very wide, taking the automobile industry as an example, the global annual automobile bearing pin quantity is 10.02 hundred million sets, and accounts for 29.95 percent of the total pin quantity of the bearing. In addition to the automobile industry, the bearing industry is also widely applied to the industries of motors, household appliances, motorcycles, agricultural machinery, engineering machinery, heavy machinery, electric power, railways, machine tools and the like. With the rapid development of the manufacturing industry in China, China not only becomes a large manufacturing country of bearings, but also is a large using country of bearings in the world. And along with the continuous improvement of the whole technical level of the mechanical industry, the requirements of the host market on the precision, the service life and the reliability of the bearing are higher and higher, so that the bearing assembly process and the used production line have to have corresponding technical capabilities to meet the market requirements.
In the prior art, the assembly of the bearing is generally manually assembled, so that the labor intensity is high, and the product percent of pass is low. This mode of operation clearly does not meet the requirements of industrial modernization. Although a large manufacturer has an assembly machine, most of the devices have low automation degree and low production efficiency.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and firstly provides an assembly process of a pair of single-row roller bearings, which is to respectively assemble two single-row bearings, then pair the single-row roller bearings positioned in a temporary storage bin, and finish the total assembly height of the paired single-row roller bearings within a tolerance range, and secondly provides an assembly production line of the pair of single-row roller bearings, wherein the production line adopts a double-line parallel layout, so that the full-automatic assembly of the single-row roller bearings can be finished, a vision system can be adopted to automatically match the two single-row bearings which are in a temporary storage state and meet tolerance requirements after being matched, the manual labor is completely replaced, and the adopted technical scheme is as follows: a single-row roller bearing assembly process used in pairs is characterized in that: the two single-row bearings are assembled and processed according to the following steps:
1) cleaning, detecting and sorting the inner ring I and the inner ring II at the same time;
2) feeding the retainer I and the retainer II, and respectively assembling rollers meeting requirements on the two retainers;
3) the inner ring I and the inner ring II are respectively sleeved with the retainer after the rollers are assembled to obtain an inner assembly I and an inner assembly II;
4) cleaning, detecting and sorting the outer ring I and the outer ring II at the same time;
5) the inner assembly I and the inner assembly II are respectively assembled with the corresponding outer ring in a matching manner to obtain a single-row bearing I and a single-row bearing II;
6) and fitting the single-row bearing I and the single-row bearing II, and outputting the two single-row bearings which meet the tolerance requirement in pairs.
Preferably, the two single-row bearings are assembled and processed according to the following steps:
11) the inner ring I and the inner ring II are demagnetized, cleaned and dried and then output;
12) detecting and sorting the output inner rings through outer diameter measurement, height measurement and inner diameter measurement;
21) feeding the retainer I and the retainer II;
22) feeding the rollers, and respectively assembling the rollers on a retainer I and a retainer II;
31) carrying out roller missing detection on the retainer I and the retainer II;
32) the inner ring I and the inner ring II are respectively riveted with the retainer I and the retainer II to obtain an inner assembly I and an inner assembly II;
33) cleaning, measuring and sorting the inner assembly I and the inner assembly II;
41) demagnetizing, cleaning and drying the outer ring I and the outer ring II at the same time, and outputting;
42) detecting and sorting the output outer ring by outer diameter measurement, height measurement and inner diameter measurement;
51) the inner assembly I and the inner assembly II are respectively assembled with the corresponding outer ring in a matching manner to obtain a single-row bearing I and a single-row bearing II;
52) respectively carrying out assembly height detection on the single-row bearing I and the single-row bearing II;
61) lubricating oil is coated on the side edges of the single-row bearing I and the single-row bearing II and temporarily stored in a temporary storage bin;
62) and matching the two single-row bearings, and outputting the two single-row bearings in pairs after the total assembly height meets the tolerance requirement.
The invention also discloses a single-row roller bearing assembly production line used in pairs, which comprises two branch lines adopting mirror image layout, wherein each branch line comprises an inner assembly line and an outer assembly line which are composed of an inner ring cleaning system, an inner ring detecting and marking system, an inner assembly system, an inner assembly cleaning system, a noise checking system and an inner assembly measuring and sorting system, an outer ring detecting and marking system, an outer ring assembly line which is composed of an outer ring measuring and sorting system and a matching and assembling high-detection system; the single-row roller bearings produced by each branch line are coated with lubricating oil on the side part and then conveyed to a temporary storage bin, and the single-row roller bearings are matched with the total assembly height by a vision system, meet the tolerance requirement and then are packaged in a sleeved mode to be output in pairs.
Preferably, the inner ring cleaning system comprises a demagnetization device, an ultrasonic cleaning device, a spraying device and a blow-drying device, and the inner ring meeting the requirements is conveyed to the inner ring detection and marking system.
Preferably, the inner ring detection and marking system comprises at least one set of stepping conveying system, a visual detection system, an outer diameter measuring mechanism, a height measuring mechanism, an inner diameter measuring mechanism and a marking mechanism are respectively arranged along the conveying system, and the inner rings meeting the requirements are continuously conveyed to the inner assembly system.
Preferably, the inner assembly assembling system comprises a retainer carrying mechanism, an automatic roller feeding mechanism, an inner ring carrying mechanism, an index plate mechanism, a retainer riveting mechanism and a retainer riveting detection station; the dividing disc mechanism is respectively provided with a retainer mounting station, a roller distributing station, an inner ring assembling station and a roller lack detecting station along the circumference; the automatic roller feeding system is arranged behind the equipment, and a roller discharge port is connected with a roller distributing station of the dividing disc; the inner ring carrying mechanism is arranged between the inner ring detection and marking system and the dividing disc mechanism; the index plate station is connected with a retainer riveting system; the holder riveting system is connected with the holder riveting detection system, and the inner assembly is conveyed to the inner assembly cleaning system after the assembly is completed.
Preferably, the inner component cleaning system comprises at least one set of conveying system, at least one cleaning station and at least one blow-drying station are arranged along the conveying system, and the cleaned inner component is conveyed to the inner component measuring and sorting system.
Preferably, the inner component measuring and sorting system comprises at least one set of stepping conveying system, and the visual detection system, the inner component measuring system and at least one set of inner component temporary storage bin are respectively arranged along the conveying system.
Preferably, the outer ring measuring and sorting system comprises at least one set of stepping carrying mechanism, and the visual detection system, the outer ring measuring system and the at least one set of outer ring temporary storage bin are respectively arranged along the carrying mechanism.
Preferably, the fitting and assembling height detecting system comprises a fitting system and an assembling height detecting system, the fitting and assembling height detecting system is located between the outer ring measuring and sorting system and the inner component measuring and sorting system, the fitting system comprises a truss carrying device, and the assembling height detecting system is connected in a rear mode.
The invention has the beneficial effects that: the process realizes the full-automatic operation in the assembly and pairing of the bearing, effectively avoids the uncontrollable risk possibly brought by the artificial participation in the assembly process, and has strong error-proof capability; the production line adopts a double-line parallel mirror image layout mode, the production efficiency is improved, the length of the production line is controlled, and the output value of unit area is improved; the device has the advantages of high automation degree and small occupied area.
Drawings
FIG. 1 is a schematic diagram of a tolerance fit for a pair of single row roller bearings;
FIG. 2 is a schematic view of a pair of single row roller bearings in use;
FIG. 3 is a general layout of a pair of single-row roller bearing assembly lines according to the present invention;
FIG. 4 is a schematic structural view of an inner ring cleaning system or an outer ring cleaning system of a pair of single-row roller bearing assembly production lines of the present invention;
FIG. 5 is a schematic front view of an inner race detecting and marking system or an outer race detecting and marking system of a pair of single-row roller bearing assembly lines according to the present invention;
FIG. 6 is a schematic structural view of an assembly system in a pair of single row roller bearing assembly lines according to the present invention;
FIG. 7 is a schematic structural view of a component cleaning system in a pair of single-row roller bearing assembly line according to the present invention;
FIG. 8 is a schematic structural view of a component measuring and sorting system or an outer ring measuring and sorting system in a pair of single-row roller bearing assembly lines according to the present invention;
FIG. 9 is a schematic structural view of a fitting and assembly height detection system of a pair of single-row roller bearing assembly lines of the present invention;
FIG. 10 is a schematic diagram of a pair of single-row bearing assembly line oiling systems according to the present invention.
FIG. 11 is a schematic structural diagram of a fitting and packaging system of a pair of single-row bearing assembly lines according to the present invention.
01 is the left assembly leg and 02 is the right assembly leg.
1. The automatic roller assembling and packaging system comprises an inner ring cleaning system, 2 an inner ring detecting and marking system, 3 an inner component assembling system, 4 an inner component cleaning system, 5 a roller automatic feeding system, 6 an outer ring cleaning system, 7 an outer ring detecting and marking system, 8 an outer ring measuring and sorting system, 9 a matching and assembling high detecting system, 10 an inner component measuring and sorting system, 11 a noise checking system, 12 an oiling system and 13 a matching and packaging system.
101. The device comprises a demagnetizing device, a conveying device, a ultrasonic cleaning station, a spraying station and a blow-drying station, wherein the demagnetizing device comprises 102, the conveying device comprises 103, the ultrasonic cleaning station comprises 104, the spraying station comprises 105.
201. The method comprises the steps of a visual detection system, 202, an outer diameter measuring device, 203, a height measuring device, 204, an inner diameter measuring device, 205, a carrying device, 206 and a laser marking station.
301. The automatic roller feeding system comprises 302 an inner ring conveying mechanism, 303 a cage conveying mechanism, 304 a cage assembling station, 305 a roller distributing mechanism, 306 a roller lack detection mechanism, 307 an inner assembly conveying mechanism, 308 a cage riveting station, 309 a cage material column and 310 a cage riveting measurement mechanism.
402. And (4) cleaning a station, 403, drying the station.
1002. And a workpiece measuring mechanism 1003. a workpiece temporary storage bin.
901. Assembling height detection device, 902 bearing handling device, 903 assembly station, 904 truss handling mechanism, 905 outer ring placing station and 907 conveying device.
1201. Oiling device 1202, blow-drying device 1203, bearing temporary storage bin.
Detailed Description
The following describes a specific embodiment of the present invention with reference to the drawings.
The invention discloses an assembly process of a pair of single-row roller bearing, which comprises the steps of respectively cleaning, sorting, detecting and the like parts forming the bearing; then assembling the rollers to the retainer, the retainer and the inner ring to obtain an inner assembly; the inner assembly and the outer ring are sleeved to obtain a single-row roller bearing; and matching the bearings in the temporary storage bin, and outputting a pair of single-row roller bearings in pairs according with the requirement of high tolerance of total assembly.
The process comprises the following specific steps:
11) the inner ring I and the inner ring II are demagnetized, cleaned and dried and then output;
12) detecting and sorting the output inner rings through outer diameter measurement, height measurement and inner diameter measurement;
21) feeding the retainer I and the retainer II;
22) feeding the rollers, and respectively assembling the rollers on a retainer I and a retainer II;
31) carrying out roller missing detection on the retainer I and the retainer II;
32) the inner ring I and the inner ring II are respectively riveted with the retainer I and the retainer II to obtain an inner assembly I and an inner assembly II;
33) cleaning, measuring and sorting the inner assembly I and the inner assembly II;
41) demagnetizing, cleaning and drying the outer ring I and the outer ring II at the same time, and outputting;
42) detecting and sorting the output outer ring by outer diameter measurement, height measurement and inner diameter measurement;
51) the inner assembly I and the inner assembly II are respectively assembled with the corresponding outer ring in a matching manner to obtain a single-row bearing I and a single-row bearing II;
52) respectively carrying out assembly height detection on the single-row bearing I and the single-row bearing II;
61) lubricating oil is coated on the side edges of the single-row bearing I and the single-row bearing II and temporarily stored in a temporary storage bin;
62) and matching the two single-row bearings, and outputting the two single-row bearings in pairs after the total assembly height meets the tolerance requirement.
In order to realize the above process steps, the structure of the assembly production line is as follows:
the inner circle passes through conveying system and gets into cleaning equipment 1, demagnetize through demagnetizer 101, the independent intermittent type demagnetization of single work piece, the power can the auto-power-off when not having the part to pass through, get into ultrasonic cleaning station 103 through conveyor 102, the washing flow can show at human-computer interface, exceed the upper and lower limit of settlement and can report to the police, the work piece is carried through spraying station 104, can satisfy the washing of not unidimensional spare part through the mounted position of adjustment spray zone upper and lower shower nozzle, washing liquid flow size is adjustable, there is the flow control, report to the police when unusual, the inner circle weathers afterwards, after station 105 weathers, the workpiece surface has been guaranteed not to have obvious oil mark.
After the inner ring is cleaned, the inner ring enters the inner ring detection and marking system 2 through the conveying device, a workpiece passes through each station through the conveying device 205 on the station platform, firstly, the visual detection system 201 performs visual misplacement on the appearance, and the correctness of the front and back of the workpiece and the model are judged; and then, measuring the workpiece, namely measuring the outer diameter 202, measuring the height 203 and measuring the inner diameter 204 in sequence, wherein the arrangement is not limited, and the data measured by the sensors at each station is transmitted to a data management system to judge and store the data. The workpieces are then transported to the laser marking station 206 where the two-dimensional code, but not limited to the two-dimensional code, is marked with indicia, each workpiece is printed with an identification card at the beginning of the production line to ensure that each workpiece is under monitoring, and finally, at the vision inspection system 201, the marked indicia are checked for error proofing to ensure that each workpiece has the correct identification card.
The retainer conveying mechanism 303 conveys the retainer to a retainer assembling station 304 at a retainer material column 309, the roller automatic feeding system 301 conveys the rollers to a roller assembling station 311 through a conveying device, the retainer enters the roller assembling station 311 along with the rotation of the dividing disc, the rollers are distributed into the retainer through a roller distributing mechanism 305, then the inner ring printed with the identity card is conveyed to the dividing disc assembling station through the conveying mechanism 302 to be assembled with the retainer, and the assembled inner component is detected through a roller lack detection mechanism 306 to ensure that the roller is fully distributed in the retainer. And then the inner component is transported to a holder riveting station 308 through an inner component transporting mechanism 307 to carry out press fitting on the holder, and finally the holder enters a holder riveting measuring mechanism 310 to carry out height measurement, and qualified products enter the next station.
After the subassembly equipment is accomplished in, through conveying system transports interior subassembly cleaning system 4, makes interior subassembly pass through every station in proper order through handling system 205, and these stations include at least one washing station 402, and at least one weathers station 403, washs the station and through pressurizeing the washing liquid, makes the washing liquid wash the work piece, and the spraying of liquid covers all directions of work piece, and washing liquid flow size is adjustable, has the flow control, reports to the police when unusual. The blow-drying station adopts compressed air to blow-dry the workpiece, and after blow-drying is completed, no trace is left on the surface of the station.
Through conveying system with interior subassembly to noise inspection system 11, with interior subassembly high-speed motion, through interior subassembly vibration and noise detection, detect the clean degree of cooperation quality and bearing between the moving part to the quality of very big assurance product.
The inner components are transported to the inner component measuring and sorting system 10 through the transport system, the inner components are kept to move step by step through the transport mechanism 205, the marks of the workpieces are detected through the visual detection system 201, then the inner components are measured through the inner component measuring mechanism 1002, the size and the marks of each inner component correspond to each other one by one and are stored by the data management system, and the inner components are stored in the inner component temporary storage bin 1003.
Also performed simultaneously with the assembly of the inner assembly is the assembly of the outer ring:
the outer lane passes through conveying system and gets into cleaning equipment 6, demagnetize through demagnetizer 101, the independent intermittent type demagnetization of single work piece, the power can the auto-power-off when not having the part to pass through, get into ultrasonic cleaning station 103 through conveyor 102, the washing flow can show at human-computer interface, exceed the upper and lower limit of settlement and can report to the police, the work piece is carried and is passed through spray zone 104, the mounted position of shower nozzle can satisfy the washing of not unidimensional spare part about spray zone through the adjustment, washing liquid flow size is adjustable, there is the flow control, report to the police when unusual, the outer lane weathers afterwards, after weathering the station, workpiece surface has been guaranteed to have not had obvious oil mark.
After the outer ring is cleaned, the outer ring enters an outer ring detection and marking system 7 through a conveying device, a workpiece passes through each station through a carrying device 205 on a station platform, firstly, a visual detection system 201 performs visual mistake proofing on the appearance, and the correctness of the front and back of the workpiece and the type of the workpiece are judged; and then, measuring the workpiece, namely measuring the outer diameter 202, measuring the height 203 and measuring the inner diameter 204 in sequence, wherein the arrangement is not limited, and the data measured by the sensors at each station is transmitted to a data management system to judge and store the data. Then, the workpiece is conveyed to the laser marking station 206, the two-dimensional code is marked on the workpiece but not limited to the mark of the two-dimensional code, an identity card is printed on each outer ring at the beginning of the production line, it is ensured that each outer ring is monitored, and finally, at the visual detection system 201, error-proofing inspection is carried out on the marked mark, and it is ensured that each outer ring has a correct identity card.
The outer rings are conveyed to the outer ring measuring and sorting system 10 by the conveying system, the stepping movement of the outer rings is maintained by the conveying mechanism 205, the marks of the workpiece are detected by the vision detection system 201, then the outer rings are measured by the outer ring measuring mechanism 1002, the size and the mark of each outer ring correspond to each other one by one, and are stored by the data management system, and the outer rings are stored in the outer ring temporary storage bin 1003.
At the moment, the inner assembly and the outer ring are measured and temporarily stored, the data system automatically matches the inner assembly and the outer ring with matched sizes to be assembled, and the inner assembly and the outer ring are intersected in the assembling and assembling high detection system 9. The outer ring enters a placing station 905 through a conveying system, the inner assembly enters an assembling station 903 through the conveying system, the outer ring is conveyed to the assembling station 903 to be sleeved through a traveling frame conveying mechanism 904, the sleeved outer ring is conveyed to an assembling height detection device 901 through a bearing conveying device 902 to be assembled and detected in height, the assembled workpiece is qualified in size, the assembling height size is recorded, and then the workpiece enters the next station through the conveying device 907.
The assembled bearing side is oiled and the bearing is moved in steps by the handling mechanism 205 past at least one oiling device 1201 and at least one blow drying device 1202. The oiling mechanism evenly coats the atomized rust preventive oil on the surface of the bearing through a nozzle, and finally the bearing is stored in a bearing temporary storage cabin 1203.
The aforesaid is a one side assembly branch line 01 of a pair of bearing assembly, and the assembly of bearing double-line parallel production line opposite side mirror image production line is accomplished another single-row bearing through the assembly of opposite side assembly branch line 02 through multichannel process equally, and the data management system through fitting and packaging system 13 matches two bearing sides of assembling height coincide, and concrete operation is: the single-row roller bearings on both sides are detected by the assembly height detection device 901, the assembly height is recorded in the system and stored in the bearing temporary storage cabin 1203, the standard of the single-side assembly height is half of the total assembly height value and the tolerance, the single-row roller bearings which exceed the tolerance enter a waste material channel, the single-row roller bearings in the tolerance range are oiled and then temporarily stored in the bearing temporary storage cabin 1203, and at the moment, each single-row roller bearing corresponds to one tolerance. The system integrates the single-side bearings in the two temporary storage bins, the assembly heights of the bearings on the two sides are respectively added, the optimal combination is selected from all the combinations, namely the position closest to the main numerical value or the middle position of the tolerance zone, the assembly precision of the bearings is improved to the maximum extent, and the two selected bearings are respectively taken out of the temporary storage bins. The single-row roller bearings corresponding to each other are output in pairs by the conveying mechanism 205. And the bearing is automatically assembled.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.
Claims (10)
1. A single-row roller bearing assembly process used in pairs is characterized in that: the two single-row bearings are assembled and processed according to the following steps:
1) cleaning, detecting and sorting the inner ring I and the inner ring II at the same time;
2) feeding the retainer I and the retainer II, and respectively assembling rollers meeting requirements on the two retainers;
3) the inner ring I and the inner ring II are respectively sleeved with the retainer after the rollers are assembled to obtain an inner assembly I and an inner assembly II;
4) cleaning, detecting and sorting the outer ring I and the outer ring II at the same time;
5) the inner assembly I and the inner assembly II are respectively assembled with the corresponding outer ring in a matching manner to obtain a single-row bearing I and a single-row bearing II;
6) and fitting the single-row bearing I and the single-row bearing II, and outputting the two single-row bearings which meet the tolerance requirement in pairs.
2. The single-row roller bearing assembly process of claim 1, wherein: assembling and processing the two single-row bearings according to the following steps:
11) the inner ring I and the inner ring II are demagnetized, cleaned and dried and then output;
12) detecting and sorting the output inner rings through outer diameter measurement, height measurement and inner diameter measurement;
21) feeding the retainer I and the retainer II;
22) feeding the rollers, and respectively assembling the rollers on a retainer I and a retainer II;
31) carrying out roller missing detection on the retainer I and the retainer II;
32) the inner ring I and the inner ring II are respectively riveted with the retainer I and the retainer II to obtain an inner assembly I and an inner assembly II;
33) cleaning, measuring and sorting the inner assembly I and the inner assembly II;
41) demagnetizing, cleaning and drying the outer ring I and the outer ring II at the same time, and outputting;
42) detecting and sorting the output outer ring by outer diameter measurement, height measurement and inner diameter measurement;
51) the inner assembly I and the inner assembly II are respectively assembled with the corresponding outer ring in a matching manner to obtain a single-row bearing I and a single-row bearing II;
52) respectively carrying out assembly height detection on the single-row bearing I and the single-row bearing II;
61) lubricating oil is coated on the side edges of the single-row bearing I and the single-row bearing II and temporarily stored in a temporary storage bin;
62) and matching the two single-row bearings, and outputting the two single-row bearings in pairs after the total assembly height meets the tolerance requirement.
3. The utility model provides a single-row roller bearing assembly line who uses in pairs which characterized in that: the assembly production line comprises two branch lines which adopt mirror image layout, and each branch line comprises an inner assembly line and an outer assembly line which are composed of an inner ring cleaning system, an inner ring detecting and marking system, an inner assembly system, an inner assembly cleaning system, a noise checking system and an inner assembly measuring and sorting system, an outer ring cleaning system, an outer ring detecting and marking system and an outer ring measuring and sorting system, and a sleeve assembling and assembling high-detection system; the single-row roller bearings produced by each branch line are coated with lubricating oil on the side part and then conveyed to a temporary storage bin, and the single-row roller bearings are matched with the total assembly height by a vision system, meet the tolerance requirement and then are packaged in a sleeved mode to be output in pairs.
4. The single-row roller bearing assembly line of claim 3, wherein: the inner ring cleaning system comprises a demagnetization device, an ultrasonic cleaning device, a spraying device and a blow-drying device, and the inner ring meeting the requirements is conveyed to the inner ring detection and marking system.
5. The single-row roller bearing assembly line of claim 3, wherein: the inner ring detection and marking system comprises at least one set of stepping conveying system, a visual detection system, an outer diameter measuring mechanism, a height measuring mechanism, an inner diameter measuring mechanism and a marking mechanism are respectively arranged along the conveying system, and the inner rings meeting the requirements are continuously conveyed to the inner assembly assembling system.
6. The single-row roller bearing assembly line of claim 3, wherein: the inner assembly assembling system comprises a retainer carrying mechanism, an automatic roller feeding mechanism, an inner ring carrying mechanism, an index plate mechanism, a retainer riveting mechanism and a retainer riveting detection station; the dividing disc mechanism is respectively provided with a retainer mounting station, a roller distributing station, an inner ring assembling station and a roller lack detecting station along the circumference; the automatic roller feeding system is arranged behind the equipment, and a roller discharge port is connected with a roller distributing station of the dividing disc; the inner ring carrying mechanism is arranged between the inner ring detection and marking system and the dividing disc mechanism; the index plate station is connected with a retainer riveting system; the holder riveting system is connected with the holder riveting detection system, and the inner assembly is conveyed to the inner assembly cleaning system after the assembly is completed.
7. The single-row roller bearing assembly line of claim 3, wherein: the interior subassembly cleaning system includes at least one set of handling system, sets up at least one along handling system and washs station, at least one and weathers the station, and the subassembly is measured and is selected separately the system in to the interior subassembly after the washing.
8. The single-row roller bearing assembly line of claim 3, wherein: interior subassembly measurement sorting system includes one set at least step-by-step handling system, sets up subassembly temporary storage storehouse in visual detection system, interior subassembly measurement system and at least one set respectively along handling system.
9. The single-row roller bearing assembly line of claim 3, wherein: the outer ring measuring and sorting system comprises at least one set of stepping carrying mechanism, and a vision detection system, an outer ring measuring system and at least one set of outer ring temporary storage bin are respectively arranged along the carrying mechanism.
10. The single-row roller bearing assembly line of claim 3, wherein: the sleeve assembling and assembling high detection system comprises a sleeve assembling system and an assembling high detection system, wherein the sleeve assembling and assembling high detection system is positioned between the outer ring measuring and sorting system and the inner component measuring and sorting system, the sleeve assembling system comprises a truss carrying device, and the assembling high detection system is connected in the rear.
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| CN201911162349.4A CN110905928B (en) | 2019-11-25 | 2019-11-25 | Assembly process and assembly production line for paired single-row roller bearings |
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| CN201911162349.4A CN110905928B (en) | 2019-11-25 | 2019-11-25 | Assembly process and assembly production line for paired single-row roller bearings |
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| CN110905928B CN110905928B (en) | 2021-08-31 |
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| CN110905928B (en) | 2021-08-31 |
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