CN115451030B - Needle bearing assembly structure - Google Patents
Needle bearing assembly structure Download PDFInfo
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- CN115451030B CN115451030B CN202211408671.2A CN202211408671A CN115451030B CN 115451030 B CN115451030 B CN 115451030B CN 202211408671 A CN202211408671 A CN 202211408671A CN 115451030 B CN115451030 B CN 115451030B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C43/00—Assembling bearings
- F16C43/04—Assembling rolling-contact bearings
- F16C43/06—Placing rolling bodies in cages or bearings
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- 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
Abstract
The invention provides a needle bearing assembling structure which is high in assembling efficiency and capable of meeting the high-precision assembling requirement. The utility model provides a bearing assembly structure, the on-line screen storage device comprises a base, install the needle structure of dress on the base respectively, bearing inner circle is got and is put the structure, bearing outer lane location structure and bearing inner circle location structure, the needle structure of dress, bearing inner circle is got and is put the structure and install respectively on the needle station board, the needle station board is connected with the first horizontal drive mechanism power on the riser of base, first horizontal drive mechanism is connected with the lift actuating mechanism power of installing on the riser of base, bearing outer circle location structure installs on the mounting panel, the mounting panel is connected with the second horizontal drive mechanism power of installing on the diaphragm of base, bearing inner circle location structure is connected with the third horizontal drive mechanism power of installing on the mounting panel.
Description
Technical Field
The invention relates to the technical field of bearing machining, in particular to a needle bearing assembling structure.
Background
As shown in fig. 1, the needle bearing includes an outer ring bearing A1, an inner ring bearing A2, and a needle roller A3, and when the needle bearing is assembled, the needle roller needs to be arranged at a corresponding position inside the outer ring bearing A1 along a circumferential direction, and then the inner ring bearing A2 is installed. Because the needle roller of the needle roller bearing is thin and long, the radial structure is compact, and the existing bearing assembling device is difficult to meet the current high-precision assembling requirement when in use.
Disclosure of Invention
The invention provides a needle bearing assembly structure, aiming at the problem that the existing bearing assembly device is difficult to meet the high-precision assembly requirement at present, and the needle bearing assembly structure is high in assembly efficiency and can meet the high-precision assembly requirement.
The technical scheme is as follows: the utility model provides a bearing assembly structure, its includes the base, its characterized in that: the needle mounting structure and the bearing inner ring taking and placing structure are respectively arranged on the base, the needle mounting structure and the bearing inner ring taking and placing structure are respectively arranged on a needle mounting station plate, the needle mounting station plate is in power connection with a first horizontal driving mechanism on a vertical plate of the base, the needle mounting station plate is driven to move in the horizontal direction through the first horizontal driving mechanism, the first horizontal driving mechanism is in power connection with a lifting driving mechanism arranged on the vertical plate of the base, and the first horizontal driving mechanism and the needle mounting structure and the bearing inner ring taking and placing structure on the first horizontal driving mechanism are driven to move up and down through the lifting driving mechanism;
the bearing inner ring positioning structure is characterized in that the bearing outer ring positioning structure is installed on the installation plate, the installation plate is in power connection with a second horizontal driving mechanism installed on a transverse plate of the base, the bearing inner ring positioning structure is in power connection with a third horizontal driving mechanism installed on the installation plate, the second horizontal driving mechanism drives the bearing outer ring positioning structure and the bearing inner ring positioning structure on the installation plate to move horizontally, and the third horizontal driving mechanism drives the bearing inner ring positioning structure to move horizontally relative to the bearing outer ring positioning structure.
It is further characterized in that: the bearing outer ring positioning structure comprises a bearing outer ring positioning seat for placing a bearing outer ring, the bearing outer ring positioning seat is installed on a first connecting plate, the lower end of the first connecting plate is connected with an installation plate through a guide column, a bearing plate movably connected with the guide column is further arranged between the installation plate and the first connecting plate, a needle protecting sleeve is arranged on the bearing plate, an ejection cylinder is further installed at the bottom of a transverse plate of the base, a abdicating notch corresponding to the center of the bearing plate is arranged at the end of the installation plate, and a piston rod of the ejection cylinder extends out of a vertical plate of the base to push the bearing plate to ascend and simultaneously drive the needle protecting sleeve on the ejection cylinder to extend into a through hole of the bearing outer ring to position a needle therein;
the needle guard sleeve comprises upright rods arranged along four directions, the upper ends of the four upright rods are connected with arc positioning sheets, the four arc positioning sheets surround to form an approximate ring shape, the heights of the two opposite upright rods are higher than those of the other two upright rods, adjusting cylinders are further arranged in the four directions of the bearing plate, an adjusting block and a fixing block which are in sliding fit are arranged at the positions close to the output ends of the adjusting cylinders, one end of the adjusting block is connected with the lower ends of the upright rods, the other end of the adjusting block is connected with a piston rod of the adjusting cylinder, and the adjusting block is pushed by the adjusting cylinders to drive the upright rods to move;
the bearing inner ring positioning structure comprises a bearing inner ring positioning seat, the bearing inner ring positioning seat is arranged on a second connecting plate, and the second connecting plate is in power connection with the third horizontal driving mechanism;
the needle mounting structure comprises a vertical needle mounting shaft which is rotatably connected with the needle mounting station plate, an axial needle inlet channel is arranged near the edge of the needle mounting shaft, a needle outlet is arranged at the bottom of the needle inlet channel, an axial air inlet channel is also arranged in the middle of the needle mounting shaft, a vent channel is arranged near the needle outlet and between the needle inlet channel and the air inlet channel, a movably sleeved needle mounting sleeve is arranged near the lower end of the needle mounting shaft and outside the needle mounting shaft, the upper end of the needle mounting sleeve is movably connected with the needle mounting station plate through a guide pillar, a driven synchronizing wheel is sleeved near the upper end of the needle mounting shaft, a stepping motor is also arranged on the needle mounting station plate, an output shaft of the stepping motor is connected with a driving synchronizing wheel, and the driving synchronizing wheel is connected with the driven synchronizing wheel sleeved outside the needle mounting shaft through a belt;
the bearing inner ring taking and placing structure comprises a taking shaft arranged at the bottom of the needle assembling station plate, a movably connected pressing sleeve is sleeved outside the taking shaft, the upper end of the pressing sleeve is connected with a piston rod of a taking and placing cylinder through a cylinder pressing frame penetrating through the needle assembling station plate, the taking and placing cylinder drives the pressing sleeve to ascend or descend relative to the taking shaft through the cylinder pressing frame, and the taking and placing cylinder is fixedly arranged at the upper end of the needle assembling station plate through a connecting block;
the transverse shaft at the bottom of the air cylinder pressing frame penetrates through the pressing sleeve and the material taking shaft, the pressing sleeve is provided with a through hole matched with the transverse shaft at the bottom of the air cylinder pressing frame, the material taking shaft is provided with a vertical waist-shaped groove matched with the transverse shaft at the bottom of the air cylinder pressing frame, and the lower end of the material taking shaft is provided with through grooves distributed circumferentially;
the first horizontal driving mechanism comprises a first horizontal cylinder and a horizontal guide rail, a horizontal sliding block in sliding connection is arranged on the horizontal guide rail, the first horizontal cylinder is installed at the end part of the horizontal guide rail, a piston rod of the first horizontal cylinder is connected with the horizontal sliding block, and the horizontal sliding block is also connected with the needle mounting station plate; the second horizontal driving mechanism and the third horizontal driving mechanism respectively comprise a second horizontal cylinder and a third horizontal cylinder, piston rods of the second horizontal cylinder and the third horizontal cylinder are respectively connected with the mounting plate and the second connecting plate, sliding guide rails are respectively arranged on a transverse plate of the base and the mounting plate, and sliding blocks matched with the sliding guide rails are respectively arranged at the bottoms of the mounting plate and the second connecting plate;
the lifting driving mechanism comprises a servo motor and a servo speed reducer which are arranged on a vertical plate of the base, an output shaft of the servo speed reducer is connected with a screw rod through a coupler, and a screw rod nut matched with the screw rod is connected with the horizontal guide rail through a connecting rod.
After the structure is adopted, the bearing outer ring and the bearing inner ring are positioned through the bearing outer ring positioning structure and the bearing inner ring positioning structure respectively, then the needle installing structure and the bearing inner ring taking and placing structure are matched with the bearing outer ring positioning structure and the bearing inner ring positioning structure respectively to complete needle installing and bearing inner ring taking and placing work inside the bearing outer ring, finally the bearing inner ring taking and placing structure is matched with the bearing outer ring positioning structure to complete the assembly work of the bearing inner ring, and when the different structures are matched with each other, the horizontal driving mechanism and the lifting driving mechanism are used as power sources respectively to complete automatic assembly.
Drawings
FIG. 1 is a schematic sectional view of a needle bearing;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a top view of the overall structure of the present invention;
FIG. 4 is a vertical cross-sectional view of the overall structure of the present invention;
FIG. 5 is a horizontal cross-sectional view of the overall structure of the present invention;
FIG. 6 is a cross-sectional view of a bearing inner race positioning structure and a bearing outer race positioning structure of the present invention;
FIG. 7 is a schematic view of the structure of the needle mounting shaft of the present invention.
Detailed Description
As shown in fig. 2 to 7, a needle bearing assembly structure includes a base 1, a needle mounting structure 2, a bearing inner ring picking and placing structure 3, a bearing outer ring positioning structure 4, and a bearing inner ring positioning structure 5 are respectively mounted on the base 1, the needle mounting structure 2 and the bearing inner ring picking and placing structure 3 are respectively mounted on a needle mounting station plate 6, the needle mounting station plate 6 is in power connection with a first horizontal driving mechanism on a vertical plate of the base 1, the needle mounting station plate 6 is driven by the first horizontal driving mechanism to move in a horizontal direction, the first horizontal driving mechanism is in power connection with a lifting driving mechanism mounted on the vertical plate of the base 1, and the first horizontal driving mechanism and the needle mounting structure 2 thereon and the bearing inner ring picking and placing structure 3 are driven by the lifting driving mechanism to ascend or descend.
The bearing outer ring positioning structure is installed on the installation plate 7, the installation plate 7 is in power connection with a second horizontal driving mechanism installed on a transverse plate of the base 1, the bearing inner ring positioning structure is in power connection with a third horizontal driving mechanism installed on the installation plate 7, the bearing outer ring positioning structure 4 on the installation plate 7 is driven through the second horizontal driving mechanism, the bearing inner ring positioning structure 5 moves along the horizontal direction, and the bearing inner ring positioning structure 5 is driven through the third horizontal driving mechanism to move horizontally relative to the bearing outer ring positioning structure 4 and approach to or keep away from the bearing outer ring positioning structure.
During operation, the bearing outer ring and the bearing inner ring are positioned through the bearing outer ring positioning structure 4 and the bearing inner ring positioning structure 5 respectively, then the needle mounting structure 2 and the bearing inner ring taking and placing structure 3 are matched with the bearing outer ring positioning structure 4 and the bearing inner ring positioning structure 5 respectively to complete needle mounting inside the bearing outer ring and take away the bearing inner ring, and finally the bearing inner ring taking and placing structure 3 is matched with the bearing outer ring positioning structure 4 to complete assembly of the bearing inner ring.
Specifically, the bearing outer ring positioning structure 4 includes a bearing outer ring positioning seat 41, a boss for supporting the bearing outer ring is arranged on the inner wall of the bearing outer ring positioning seat 1, and the lower end of the bearing outer ring is inserted into the bearing outer ring positioning seat 41 for positioning. Meanwhile, a through groove is formed in the circumferential direction of the outer wall of the bearing outer ring positioning seat 41, so that the bearing outer ring can be conveniently taken and placed. The bearing outer ring positioning seat 41 is installed on the first connecting plate 42, a through hole is formed in the position, corresponding to the bearing outer ring positioning seat 41, of the first connecting plate 42, the lower end of the first connecting plate 42 is connected with the mounting plate 7 through the guide column, a bearing plate 43 movably connected with the guide column is further arranged between the mounting plate 7 and the first connecting plate 42, a needle protecting sleeve 44 is arranged on the bearing plate 43, an ejection cylinder 45 is further installed at the bottom of the transverse plate of the base 1, a yielding notch corresponding to the bottom of the bearing plate 43 is formed in the end portion of the mounting plate 7, when the bearing outer ring positioning structure 4 moves to a working position matched with the ejection cylinder 45, a piston rod of the ejection cylinder 45 extends out of the vertical plate of the base 1 to be in contact with the central position of the bearing plate 43, the bearing plate 43 is pushed to ascend, the needle protecting sleeve 44 on the bearing outer ring is driven to extend into the through hole of the bearing outer ring, needle-installed bearing outer ring is positioned, and therefore assembly of the bearing inner ring on the next step is facilitated.
Preferably, the needle protection sleeve 44 includes upright posts 441 arranged along four directions, the upper ends of the four upright posts are connected with arc positioning pieces 442, the four arc positioning pieces 443 surround to form an approximate ring shape, and the height of two opposite upright posts 441 is higher than the height of the other two upright posts 441, the surface of the bearing plate 43 is further provided with an adjusting cylinder 46 along four directions, an output end close to the adjusting cylinder 46 is provided with an adjusting block 47 and a fixing block 48 which are in sliding fit, the fixing block 48 is fixedly mounted on the bearing plate, the adjusting block 47 is provided with the upper end of the fixing block 48 and is in sliding fit connection, one end of the adjusting block 47 is connected with the lower end of the upright post 441, the other end of the adjusting block 47 is connected with a piston rod of the adjusting cylinder 46, the adjusting cylinder 46 pushes the adjusting block 47 to move relative to the fixing block 48 to drive the upright posts 441 thereon to move in the opposite directions or away from each other, so that the surrounding diameter of the upright posts 441 can be adjusted, and thus the needle protection sleeve can be suitable for bearing assembly with different inner diameters.
Specifically, the bearing inner ring positioning structure comprises a bearing inner ring positioning seat 51, the bearing inner ring positioning seat 51 is installed on the second connecting plate 52, and is in power connection with the third horizontal driving mechanism through the second connecting plate 52, and the third horizontal driving mechanism drives the second connecting plate 52 and the inner ring positioning seat 51 thereon to move relative to the bearing outer ring positioning structure 4, so as to adjust the relative distance.
Specifically, the needle installing structure 2 comprises a vertical needle installing shaft 21, the needle installing shaft 21 is rotatably connected with a bearing chamber arranged on the needle installing station plate 6 through a bearing, a driven synchronizing wheel 24 is sleeved outside and close to the upper end of the needle installing shaft 21, a stepping motor 25 is further arranged on the needle installing station plate 6, an output shaft of the stepping motor 25 is connected with a driving synchronizing wheel, and the driving synchronizing wheel is connected with the driven synchronizing wheel 24 sleeved outside the needle installing shaft 21 through a belt. A movably sleeved needle mounting sleeve 26 is arranged outside the lower end close to the needle mounting shaft 21, and the upper end of the needle mounting sleeve 26 is movably connected with the needle mounting station plate 6 through a guide rod. An axial needle inlet channel 22 is arranged near the edge of the needle mounting shaft 21, the top of the needle inlet channel 22 is connected with an external needle roller feeding device (not shown in the figure), a needle outlet 23 is arranged at the bottom of the needle inlet channel 22, and a vent hole is arranged near the needle outlet 23 and between the needle inlet channel 22 and the air inlet channel 27. During operation, the needle mounting structure 2 is matched and assembled with the bearing outer ring positioning structure 4, the needle mounting structure 2 sends the needle roller to the needle mounting channel 22 of the needle mounting shaft 21 through the needle roller feeding device, when the needle roller reaches the needle outlet 23, the needle roller is blown into the bearing outer ring through the air source power of the air inlet channel 27 in the needle mounting shaft 21, the needle roller is assembled, and the needle mounting shaft 21 is driven by the stepping motor 25 to rotate to complete the residual needle roller assembly.
Specifically, the bearing inner ring taking and placing structure 3 comprises a taking shaft 31 installed at the bottom of the needle assembling station plate 6, a movably connected pressing sleeve 32 is sleeved outside the taking shaft 31, the upper end of the pressing sleeve 32 is connected with a piston rod of a taking and placing cylinder 34 through a cylinder pressing frame 33 penetrating through the needle assembling station plate 6, and the taking and placing cylinder 34 is fixedly installed at the upper end of the needle assembling station plate 6 through a connecting block. When the material taking device works, the material taking shaft 31 is matched with the bearing inner ring positioning structure 5, the taking and placing air cylinder 34 drives the pressing sleeve 32 to ascend relative to the material taking shaft 31 through the air cylinder pressing frame 33, and the bearing inner ring on the material taking shaft is taken away.
Preferably, the bottom of cylinder pressure frame 33 is equipped with the cross axle, and this cross axle runs through pressure cover 32 and gets material axle 31, is equipped with the through-hole with the cross axle matched with of cylinder pressure frame 33 bottom on the pressure cover 32, gets to be equipped with the vertical waist type groove with the cross axle matched with of cylinder pressure frame 33 bottom on the material axle 31, gets the lower extreme of material axle 31 and is equipped with the logical groove of circumference distribution, presses frame 33 to drive through the cylinder and presses cover 32 to get material axle 31 relatively and reciprocate, gets waist type groove on the material axle 31 simultaneously and has spacing and guide effect.
Specifically, the first horizontal driving mechanism 8 includes a first horizontal cylinder 81 and a horizontal guide rail 82, a horizontal sliding block 83 connected in a sliding manner is arranged on the horizontal guide rail 82, the first horizontal cylinder 81 is installed at the outer end of the horizontal guide rail 82, a piston rod of the first horizontal cylinder is connected with the horizontal sliding block 83, and meanwhile, the horizontal sliding block 83 is further connected with the needle mounting station plate 6. The first horizontal cylinder 81 drives the horizontal sliding block 83 to horizontally move along the horizontal guide rail 82, so as to drive the needle mounting structure 2 and the bearing inner ring taking and placing structure 3 on the needle mounting station plate 6 to move along the horizontal direction. The second horizontal driving mechanism and the third horizontal driving mechanism respectively comprise a second horizontal cylinder 9 and a third horizontal cylinder 10, the second horizontal cylinder 9 and the end part of a piston rod of the third horizontal cylinder 10 are respectively connected with the mounting plate 7 and the second connecting plate 52, a transverse plate of the base 1 and the mounting plate 7 are respectively provided with a sliding guide rail, the mounting plate 7 and the bottom of the second connecting plate 52 are respectively provided with a sliding block matched with the sliding guide rail, the second horizontal cylinder 9 drives the bearing outer ring positioning structure 4 and the bearing inner ring positioning structure 5 on the mounting plate 7 to move along the horizontal direction, the third horizontal cylinder 10 drives the bearing inner ring positioning structure 5 on the second connecting plate 52 to move, and the relative distance between the third horizontal driving mechanism and the outer ring positioning structure 4 is adjusted.
Concretely, lifting drive mechanism is including installing servo motor 11 and servo speed reducer 12 on the riser of base 1, the output shaft of servo speed reducer 12 passes through shaft coupling 13 and is connected with lead screw 14, be connected with horizontal guide rail 82 through the connecting rod with lead screw 14 complex screw-nut 15, still be equipped with on base 1's the riser with horizontal guide rail 82's removal route matched with vertical slide rail 15, be equipped with sliding connection's vertical slider on the vertical guide rail 15, horizontal guide rail 82 and this vertical slider fixed connection, drive horizontal slide rail 82 and dress needle structure 2 on it through lifting drive mechanism, bearing inner race is got and is put structure 3 and is risen or descend.
The working principle of the invention is as follows:
firstly, a bearing outer ring and a bearing inner ring are respectively arranged on a bearing outer ring positioning structure 4 and a bearing inner ring positioning structure 5, a third horizontal driving mechanism drives the bearing inner ring positioning structure 5 on a second connecting plate 52 to move to a proper position relative to the bearing outer ring positioning structure 4, then a second horizontal driving mechanism drives the bearing outer ring positioning structure 4 and the bearing inner ring positioning structure 5 to integrally move to the proper position, then a lifting driving mechanism drives a needle mounting structure 2 on a needle mounting station plate 6 and a bearing inner ring taking and placing structure 3 to move downwards, a needle is mounted on the bearing outer ring of the bearing outer ring positioning structure 4 through the needle mounting structure 2, the bearing inner ring is taken away through the bearing inner ring taking and placing structure 3, finally the needle mounting structure 2 on the needle mounting station plate 6 and the bearing inner ring taking and placing structure 3 are driven by the first horizontal driving mechanism to move horizontally, so that the bearing inner ring taking and placing structure 3 is matched with the bearing outer ring positioning structure 4 to mount the bearing inner ring inside the bearing outer ring, and the final assembly is completed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides a bearing assembly structure, its includes the base, its characterized in that: the needle mounting structure and the bearing inner ring taking and placing structure are respectively arranged on the base, the needle mounting structure and the bearing inner ring taking and placing structure are respectively arranged on a needle mounting station plate, the needle mounting station plate is in power connection with a first horizontal driving mechanism on a vertical plate of the base, the needle mounting station plate is driven to move in the horizontal direction through the first horizontal driving mechanism, the first horizontal driving mechanism is in power connection with a lifting driving mechanism arranged on the vertical plate of the base, and the first horizontal driving mechanism and the needle mounting structure and the bearing inner ring taking and placing structure on the first horizontal driving mechanism are driven to move up and down through the lifting driving mechanism;
the bearing inner ring positioning structure is characterized in that the bearing outer ring positioning structure is installed on the installation plate, the installation plate is in power connection with a second horizontal driving mechanism installed on a transverse plate of the base, the bearing inner ring positioning structure is in power connection with a third horizontal driving mechanism installed on the installation plate, the second horizontal driving mechanism drives the bearing outer ring positioning structure and the bearing inner ring positioning structure on the installation plate to move horizontally, and the third horizontal driving mechanism drives the bearing inner ring positioning structure to move horizontally relative to the bearing outer ring positioning structure.
2. The needle bearing assembly structure according to claim 1, wherein: the bearing outer ring positioning structure comprises a bearing outer ring positioning seat for placing a bearing outer ring, the bearing outer ring positioning seat is installed on a first connecting plate, the lower end of the first connecting plate is connected with an installation plate through a guide column, a bearing plate movably connected with the guide column is further arranged between the installation plate and the first connecting plate, a needle guard sleeve is arranged on the bearing plate, an ejection cylinder is further installed at the bottom of a transverse plate of the base, a yielding notch corresponding to the center position of the bearing plate is formed in the end portion of the installation plate, and a piston rod of the ejection cylinder extends out of a vertical plate of the base to push the bearing plate to ascend and drive the needle guard sleeve on the bearing plate to stretch into a through hole of the bearing outer ring to position a needle roller therein.
3. The needle bearing assembly structure as claimed in claim 2, wherein: the needle guard cover includes the pole setting of arranging along four directions, four the upper end of pole setting is connected with the arc spacer, four the arc spacer surrounds and is approximate annular, and relative two highly being higher than other two of pole setting the height of pole setting, still be equipped with adjust cylinder on four directions of bearing plate, be close to adjust cylinder's output department is equipped with sliding fit's regulating block and fixed block, the one end of regulating block with the pole setting lower extreme is connected, the other end of adjusting with adjust cylinder's piston rod is connected, through adjust cylinder promotes the regulating block and drives the pole setting removes.
4. The needle bearing assembly structure according to claim 1, wherein: the bearing inner ring positioning structure comprises a bearing inner ring positioning seat, the bearing inner ring positioning seat is installed on a second connecting plate, and the second connecting plate is in power connection with the third horizontal driving mechanism.
5. The needle bearing assembly structure according to claim 1, wherein: the needle mounting structure comprises a vertical needle mounting shaft which is rotatably connected with the needle mounting station plate, an axial needle feeding channel is arranged at the edge of the needle mounting shaft, a needle outlet is arranged at the bottom of the needle feeding channel, an axial air inlet channel is further arranged in the middle of the needle mounting shaft, a ventilation channel is arranged between the needle feeding channel and the air inlet channel and close to the needle outlet, a needle mounting sleeve which is movably sleeved is arranged at the lower end of the needle mounting shaft and outside the needle mounting shaft, the upper end of the needle mounting sleeve is movably connected with the needle mounting station plate through a guide pillar, a driven synchronizing wheel is sleeved at the upper end of the needle mounting shaft, a stepping motor is further arranged on the needle mounting station plate, an output shaft of the stepping motor is connected with a driving synchronizing wheel, and the driving synchronizing wheel is connected with the driven synchronizing wheel sleeved outside the needle mounting shaft through a belt.
6. The needle bearing mounting structure according to claim 1, wherein: the bearing inner ring taking and placing structure comprises a taking shaft arranged at the bottom of the needle assembling station plate, a movably connected pressing sleeve is sleeved outside the taking shaft, the upper end of the pressing sleeve is connected with a piston rod of a taking and placing cylinder through a cylinder pressing frame penetrating through the needle assembling station plate, the taking and placing cylinder drives the pressing sleeve to ascend or descend relative to the taking shaft through the cylinder pressing frame, and the taking and placing cylinder is fixedly arranged at the upper end of the needle assembling station plate through a connecting block.
7. The needle bearing assembly structure as claimed in claim 6, wherein: the cross axle that the frame bottom was pressed to the cylinder runs through press the cover and get the material axle, press the cover on be equipped with the cross axle matched with through-hole of frame bottom is pressed to the cylinder, get the material epaxial be equipped with the cylinder presses the frame bottom the cross axle matched with vertical waist type groove, the lower extreme of getting the material axle is equipped with the logical groove that circumference distributes.
8. The needle bearing assembly structure according to claim 1, wherein: the first horizontal driving mechanism comprises a first horizontal cylinder and a horizontal guide rail, a horizontal sliding block in sliding connection is arranged on the horizontal guide rail, the first horizontal cylinder is installed at the end part of the horizontal guide rail, a piston rod of the first horizontal cylinder is connected with the horizontal sliding block, and the horizontal sliding block is also connected with the needle mounting station plate; second horizontal drive mechanism, third horizontal drive mechanism include second horizontal cylinder, third horizontal cylinder respectively, the piston rod of second horizontal cylinder, third horizontal cylinder respectively with mounting panel, second connecting plate are connected, on the diaphragm of base be equipped with sliding guide on the mounting panel respectively, the bottom of mounting panel, second connecting plate be equipped with respectively with sliding guide matched with sliding block.
9. The needle bearing assembly structure according to claim 1, wherein: the lifting driving mechanism comprises a servo motor and a servo speed reducer which are arranged on a vertical plate of the base, an output shaft of the servo speed reducer is connected with the screw rod through a coupler, and a screw rod nut matched with the screw rod is connected with the horizontal guide rail through a connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211408671.2A CN115451030B (en) | 2022-11-11 | 2022-11-11 | Needle bearing assembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211408671.2A CN115451030B (en) | 2022-11-11 | 2022-11-11 | Needle bearing assembly structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115451030A CN115451030A (en) | 2022-12-09 |
| CN115451030B true CN115451030B (en) | 2023-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211408671.2A Active CN115451030B (en) | 2022-11-11 | 2022-11-11 | Needle bearing assembly structure |
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| CN (1) | CN115451030B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020066178A1 (en) * | 2000-12-01 | 2002-06-06 | Yuji Takiwaki | Needle bearing assembling apparatus |
| CN110081083A (en) * | 2019-05-22 | 2019-08-02 | 常州市武滚轴承有限公司 | The semi-automatic pin-packaging device of no outer ring cylinder roller bearing and its dress needle method |
| CN111765176A (en) * | 2020-08-07 | 2020-10-13 | 常州科华广通轴承有限公司 | Automatic needle mounting machine for needle bearing |
| CN112536583A (en) * | 2020-11-27 | 2021-03-23 | 南京颂晨达电子有限公司 | Bearing assembling machine |
| CN114704555A (en) * | 2022-01-07 | 2022-07-05 | 常州光洋轴承股份有限公司 | Punching press outer lane bearing dress needle and flexibility detect machine |
| CN114893508A (en) * | 2022-06-27 | 2022-08-12 | 苏州轴承厂股份有限公司 | Needle bearing assembly machine |
-
2022
- 2022-11-11 CN CN202211408671.2A patent/CN115451030B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020066178A1 (en) * | 2000-12-01 | 2002-06-06 | Yuji Takiwaki | Needle bearing assembling apparatus |
| CN110081083A (en) * | 2019-05-22 | 2019-08-02 | 常州市武滚轴承有限公司 | The semi-automatic pin-packaging device of no outer ring cylinder roller bearing and its dress needle method |
| CN111765176A (en) * | 2020-08-07 | 2020-10-13 | 常州科华广通轴承有限公司 | Automatic needle mounting machine for needle bearing |
| CN112536583A (en) * | 2020-11-27 | 2021-03-23 | 南京颂晨达电子有限公司 | Bearing assembling machine |
| CN114704555A (en) * | 2022-01-07 | 2022-07-05 | 常州光洋轴承股份有限公司 | Punching press outer lane bearing dress needle and flexibility detect machine |
| CN114893508A (en) * | 2022-06-27 | 2022-08-12 | 苏州轴承厂股份有限公司 | Needle bearing assembly machine |
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| Publication number | Publication date |
|---|---|
| CN115451030A (en) | 2022-12-09 |
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